Mercurial > cpython-lru_cache-weakref

annotate Objects/bytesobject.c @ 46131:d740c71f02ff legacy-trunk

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Fix memory leaks
author Neal Norwitz <nnorwitz@gmail.com>
date Thu, 27 Mar 2008 04:40:07 +0000
parents 6192d5b12b6a
children 0b55875c1c9c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
46107
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1 /* PyBytes (bytearray) implementation */
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2
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3 #define PY_SSIZE_T_CLEAN
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4 #include "Python.h"
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5 #include "structmember.h"
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6 #include "bytes_methods.h"
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7
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8 static PyBytesObject *nullbytes = NULL;
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9
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10 void
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11 PyBytes_Fini(void)
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12 {
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13 Py_CLEAR(nullbytes);
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14 }
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16 int
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17 PyBytes_Init(void)
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18 {
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19 nullbytes = PyObject_New(PyBytesObject, &PyBytes_Type);
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20 if (nullbytes == NULL)
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21 return 0;
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22 nullbytes->ob_bytes = NULL;
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23 Py_SIZE(nullbytes) = nullbytes->ob_alloc = 0;
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24 nullbytes->ob_exports = 0;
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25 return 1;
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26 }
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27
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28 /* end nullbytes support */
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29
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30 /* Helpers */
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31
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32 static int
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33 _getbytevalue(PyObject* arg, int *value)
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34 {
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35 long face_value;
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36
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37 if (PyInt_Check(arg)) {
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38 face_value = PyInt_AsLong(arg);
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39 if (face_value < 0 || face_value >= 256) {
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40 PyErr_SetString(PyExc_ValueError, "byte must be in range(0, 256)");
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41 return 0;
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42 }
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43 }
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44 else if (PyString_CheckExact(arg)) {
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45 if (Py_SIZE(arg) != 1) {
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46 PyErr_SetString(PyExc_ValueError, "string must be of size 1");
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47 return 0;
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48 }
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49 face_value = Py_CHARMASK(((PyStringObject*)arg)->ob_sval[0]);
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50 }
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51 else {
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52 PyErr_Format(PyExc_TypeError, "an integer or string of size 1 is required");
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53 return 0;
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54 }
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55
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56 *value = face_value;
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57 return 1;
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58 }
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59
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60 static Py_ssize_t
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61 bytes_buffer_getreadbuf(PyBytesObject *self, Py_ssize_t index, const void **ptr)
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62 {
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63 if ( index != 0 ) {
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64 PyErr_SetString(PyExc_SystemError,
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65 "accessing non-existent bytes segment");
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66 return -1;
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67 }
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68 *ptr = (void *)self->ob_bytes;
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69 return Py_SIZE(self);
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70 }
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71
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72 static Py_ssize_t
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73 bytes_buffer_getwritebuf(PyBytesObject *self, Py_ssize_t index, const void **ptr)
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74 {
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75 if ( index != 0 ) {
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76 PyErr_SetString(PyExc_SystemError,
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77 "accessing non-existent bytes segment");
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78 return -1;
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79 }
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80 *ptr = (void *)self->ob_bytes;
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81 return Py_SIZE(self);
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82 }
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83
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84 static Py_ssize_t
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85 bytes_buffer_getsegcount(PyBytesObject *self, Py_ssize_t *lenp)
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86 {
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87 if ( lenp )
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88 *lenp = Py_SIZE(self);
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89 return 1;
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90 }
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91
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92 static Py_ssize_t
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93 bytes_buffer_getcharbuf(PyBytesObject *self, Py_ssize_t index, const char **ptr)
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94 {
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95 if ( index != 0 ) {
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96 PyErr_SetString(PyExc_SystemError,
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97 "accessing non-existent bytes segment");
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98 return -1;
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99 }
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100 *ptr = self->ob_bytes;
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101 return Py_SIZE(self);
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102 }
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103
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104 static int
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105 bytes_getbuffer(PyBytesObject *obj, Py_buffer *view, int flags)
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106 {
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107 int ret;
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108 void *ptr;
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109 if (view == NULL) {
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110 obj->ob_exports++;
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111 return 0;
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112 }
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113 if (obj->ob_bytes == NULL)
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114 ptr = "";
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115 else
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116 ptr = obj->ob_bytes;
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117 ret = PyBuffer_FillInfo(view, ptr, Py_SIZE(obj), 0, flags);
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118 if (ret >= 0) {
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119 obj->ob_exports++;
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120 }
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121 return ret;
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122 }
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123
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124 static void
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125 bytes_releasebuffer(PyBytesObject *obj, Py_buffer *view)
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126 {
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127 obj->ob_exports--;
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128 }
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129
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130 static Py_ssize_t
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131 _getbuffer(PyObject *obj, Py_buffer *view)
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132 {
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133 PyBufferProcs *buffer = Py_TYPE(obj)->tp_as_buffer;
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134
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135 if (buffer == NULL || buffer->bf_getbuffer == NULL)
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136 {
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137 PyErr_Format(PyExc_TypeError,
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138 "Type %.100s doesn't support the buffer API",
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139 Py_TYPE(obj)->tp_name);
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140 return -1;
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141 }
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142
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143 if (buffer->bf_getbuffer(obj, view, PyBUF_SIMPLE) < 0)
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144 return -1;
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145 return view->len;
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146 }
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147
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148 /* Direct API functions */
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149
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150 PyObject *
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151 PyBytes_FromObject(PyObject *input)
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152 {
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153 return PyObject_CallFunctionObjArgs((PyObject *)&PyBytes_Type,
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154 input, NULL);
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155 }
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156
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157 PyObject *
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158 PyBytes_FromStringAndSize(const char *bytes, Py_ssize_t size)
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159 {
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160 PyBytesObject *new;
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161 Py_ssize_t alloc;
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162
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163 assert(size >= 0);
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164
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165 new = PyObject_New(PyBytesObject, &PyBytes_Type);
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166 if (new == NULL)
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167 return NULL;
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168
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169 if (size == 0) {
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170 new->ob_bytes = NULL;
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171 alloc = 0;
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172 }
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173 else {
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174 alloc = size + 1;
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175 new->ob_bytes = PyMem_Malloc(alloc);
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176 if (new->ob_bytes == NULL) {
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177 Py_DECREF(new);
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178 return PyErr_NoMemory();
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179 }
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180 if (bytes != NULL)
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181 memcpy(new->ob_bytes, bytes, size);
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182 new->ob_bytes[size] = '\0'; /* Trailing null byte */
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183 }
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184 Py_SIZE(new) = size;
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185 new->ob_alloc = alloc;
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186 new->ob_exports = 0;
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187
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188 return (PyObject *)new;
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189 }
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190
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191 Py_ssize_t
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192 PyBytes_Size(PyObject *self)
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193 {
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194 assert(self != NULL);
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195 assert(PyBytes_Check(self));
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196
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197 return PyBytes_GET_SIZE(self);
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198 }
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199
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200 char *
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201 PyBytes_AsString(PyObject *self)
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202 {
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203 assert(self != NULL);
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204 assert(PyBytes_Check(self));
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205
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206 return PyBytes_AS_STRING(self);
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207 }
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208
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209 int
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210 PyBytes_Resize(PyObject *self, Py_ssize_t size)
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211 {
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212 void *sval;
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213 Py_ssize_t alloc = ((PyBytesObject *)self)->ob_alloc;
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214
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215 assert(self != NULL);
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216 assert(PyBytes_Check(self));
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217 assert(size >= 0);
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218
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219 if (size < alloc / 2) {
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220 /* Major downsize; resize down to exact size */
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221 alloc = size + 1;
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222 }
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223 else if (size < alloc) {
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224 /* Within allocated size; quick exit */
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225 Py_SIZE(self) = size;
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226 ((PyBytesObject *)self)->ob_bytes[size] = '\0'; /* Trailing null */
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227 return 0;
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228 }
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229 else if (size <= alloc * 1.125) {
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230 /* Moderate upsize; overallocate similar to list_resize() */
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231 alloc = size + (size >> 3) + (size < 9 ? 3 : 6);
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232 }
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233 else {
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234 /* Major upsize; resize up to exact size */
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235 alloc = size + 1;
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236 }
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237
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238 if (((PyBytesObject *)self)->ob_exports > 0) {
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239 /*
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240 fprintf(stderr, "%d: %s", ((PyBytesObject *)self)->ob_exports,
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241 ((PyBytesObject *)self)->ob_bytes);
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242 */
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243 PyErr_SetString(PyExc_BufferError,
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244 "Existing exports of data: object cannot be re-sized");
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245 return -1;
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246 }
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247
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248 sval = PyMem_Realloc(((PyBytesObject *)self)->ob_bytes, alloc);
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249 if (sval == NULL) {
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250 PyErr_NoMemory();
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251 return -1;
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252 }
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253
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254 ((PyBytesObject *)self)->ob_bytes = sval;
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255 Py_SIZE(self) = size;
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256 ((PyBytesObject *)self)->ob_alloc = alloc;
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257 ((PyBytesObject *)self)->ob_bytes[size] = '\0'; /* Trailing null byte */
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258
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259 return 0;
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260 }
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261
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262 PyObject *
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263 PyBytes_Concat(PyObject *a, PyObject *b)
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264 {
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265 Py_ssize_t size;
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266 Py_buffer va, vb;
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267 PyBytesObject *result = NULL;
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268
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269 va.len = -1;
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270 vb.len = -1;
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271 if (_getbuffer(a, &va) < 0 ||
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272 _getbuffer(b, &vb) < 0) {
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273 PyErr_Format(PyExc_TypeError, "can't concat %.100s to %.100s",
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274 Py_TYPE(a)->tp_name, Py_TYPE(b)->tp_name);
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275 goto done;
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276 }
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277
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278 size = va.len + vb.len;
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279 if (size < 0) {
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280 return PyErr_NoMemory();
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281 goto done;
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282 }
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283
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284 result = (PyBytesObject *) PyBytes_FromStringAndSize(NULL, size);
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285 if (result != NULL) {
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286 memcpy(result->ob_bytes, va.buf, va.len);
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287 memcpy(result->ob_bytes + va.len, vb.buf, vb.len);
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288 }
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289
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290 done:
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291 if (va.len != -1)
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292 PyObject_ReleaseBuffer(a, &va);
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293 if (vb.len != -1)
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294 PyObject_ReleaseBuffer(b, &vb);
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295 return (PyObject *)result;
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296 }
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297
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298 /* Functions stuffed into the type object */
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299
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300 static Py_ssize_t
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301 bytes_length(PyBytesObject *self)
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302 {
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303 return Py_SIZE(self);
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304 }
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305
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306 static PyObject *
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307 bytes_iconcat(PyBytesObject *self, PyObject *other)
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308 {
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309 Py_ssize_t mysize;
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310 Py_ssize_t size;
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311 Py_buffer vo;
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312
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313 if (_getbuffer(other, &vo) < 0) {
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314 PyErr_Format(PyExc_TypeError, "can't concat bytes to %.100s",
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315 Py_TYPE(self)->tp_name);
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316 return NULL;
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317 }
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318
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319 mysize = Py_SIZE(self);
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320 size = mysize + vo.len;
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321 if (size < 0) {
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322 PyObject_ReleaseBuffer(other, &vo);
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323 return PyErr_NoMemory();
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324 }
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325 if (size < self->ob_alloc) {
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326 Py_SIZE(self) = size;
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327 self->ob_bytes[Py_SIZE(self)] = '\0'; /* Trailing null byte */
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328 }
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329 else if (PyBytes_Resize((PyObject *)self, size) < 0) {
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330 PyObject_ReleaseBuffer(other, &vo);
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331 return NULL;
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332 }
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333 memcpy(self->ob_bytes + mysize, vo.buf, vo.len);
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334 PyObject_ReleaseBuffer(other, &vo);
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335 Py_INCREF(self);
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336 return (PyObject *)self;
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337 }
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338
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339 static PyObject *
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340 bytes_repeat(PyBytesObject *self, Py_ssize_t count)
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341 {
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342 PyBytesObject *result;
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343 Py_ssize_t mysize;
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344 Py_ssize_t size;
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345
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346 if (count < 0)
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347 count = 0;
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348 mysize = Py_SIZE(self);
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349 size = mysize * count;
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350 if (count != 0 && size / count != mysize)
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351 return PyErr_NoMemory();
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352 result = (PyBytesObject *)PyBytes_FromStringAndSize(NULL, size);
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353 if (result != NULL && size != 0) {
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354 if (mysize == 1)
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355 memset(result->ob_bytes, self->ob_bytes[0], size);
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356 else {
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357 Py_ssize_t i;
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358 for (i = 0; i < count; i++)
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359 memcpy(result->ob_bytes + i*mysize, self->ob_bytes, mysize);
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360 }
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361 }
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362 return (PyObject *)result;
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363 }
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364
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365 static PyObject *
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366 bytes_irepeat(PyBytesObject *self, Py_ssize_t count)
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367 {
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368 Py_ssize_t mysize;
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369 Py_ssize_t size;
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370
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371 if (count < 0)
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372 count = 0;
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373 mysize = Py_SIZE(self);
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374 size = mysize * count;
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375 if (count != 0 && size / count != mysize)
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376 return PyErr_NoMemory();
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377 if (size < self->ob_alloc) {
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378 Py_SIZE(self) = size;
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379 self->ob_bytes[Py_SIZE(self)] = '\0'; /* Trailing null byte */
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380 }
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381 else if (PyBytes_Resize((PyObject *)self, size) < 0)
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382 return NULL;
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383
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384 if (mysize == 1)
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385 memset(self->ob_bytes, self->ob_bytes[0], size);
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386 else {
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387 Py_ssize_t i;
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388 for (i = 1; i < count; i++)
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389 memcpy(self->ob_bytes + i*mysize, self->ob_bytes, mysize);
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390 }
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391
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392 Py_INCREF(self);
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393 return (PyObject *)self;
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394 }
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395
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396 static PyObject *
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397 bytes_getitem(PyBytesObject *self, Py_ssize_t i)
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398 {
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399 if (i < 0)
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400 i += Py_SIZE(self);
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401 if (i < 0 || i >= Py_SIZE(self)) {
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402 PyErr_SetString(PyExc_IndexError, "bytearray index out of range");
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403 return NULL;
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404 }
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405 return PyInt_FromLong((unsigned char)(self->ob_bytes[i]));
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406 }
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407
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diff changeset
408 static PyObject *
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409 bytes_subscript(PyBytesObject *self, PyObject *item)
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410 {
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411 if (PyIndex_Check(item)) {
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412 Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
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413
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414 if (i == -1 && PyErr_Occurred())
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415 return NULL;
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416
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417 if (i < 0)
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418 i += PyBytes_GET_SIZE(self);
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419
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420 if (i < 0 || i >= Py_SIZE(self)) {
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421 PyErr_SetString(PyExc_IndexError, "bytearray index out of range");
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422 return NULL;
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423 }
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424 return PyInt_FromLong((unsigned char)(self->ob_bytes[i]));
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425 }
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426 else if (PySlice_Check(item)) {
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427 Py_ssize_t start, stop, step, slicelength, cur, i;
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428 if (PySlice_GetIndicesEx((PySliceObject *)item,
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429 PyBytes_GET_SIZE(self),
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430 &start, &stop, &step, &slicelength) < 0) {
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431 return NULL;
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432 }
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433
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434 if (slicelength <= 0)
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435 return PyBytes_FromStringAndSize("", 0);
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436 else if (step == 1) {
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437 return PyBytes_FromStringAndSize(self->ob_bytes + start,
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438 slicelength);
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439 }
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440 else {
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441 char *source_buf = PyBytes_AS_STRING(self);
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442 char *result_buf = (char *)PyMem_Malloc(slicelength);
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443 PyObject *result;
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444
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445 if (result_buf == NULL)
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446 return PyErr_NoMemory();
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447
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448 for (cur = start, i = 0; i < slicelength;
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449 cur += step, i++) {
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450 result_buf[i] = source_buf[cur];
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451 }
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452 result = PyBytes_FromStringAndSize(result_buf, slicelength);
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453 PyMem_Free(result_buf);
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454 return result;
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455 }
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456 }
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457 else {
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458 PyErr_SetString(PyExc_TypeError, "bytearray indices must be integers");
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459 return NULL;
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460 }
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461 }
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462
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diff changeset
463 static int
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464 bytes_setslice(PyBytesObject *self, Py_ssize_t lo, Py_ssize_t hi,
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diff changeset
465 PyObject *values)
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466 {
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467 Py_ssize_t avail, needed;
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468 void *bytes;
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diff changeset
469 Py_buffer vbytes;
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diff changeset
470 int res = 0;
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471
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472 vbytes.len = -1;
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473 if (values == (PyObject *)self) {
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diff changeset
474 /* Make a copy and call this function recursively */
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diff changeset
475 int err;
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476 values = PyBytes_FromObject(values);
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477 if (values == NULL)
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478 return -1;
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479 err = bytes_setslice(self, lo, hi, values);
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480 Py_DECREF(values);
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481 return err;
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482 }
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483 if (values == NULL) {
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484 /* del b[lo:hi] */
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485 bytes = NULL;
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diff changeset
486 needed = 0;
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487 }
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488 else {
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489 if (_getbuffer(values, &vbytes) < 0) {
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diff changeset
490 PyErr_Format(PyExc_TypeError,
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491 "can't set bytes slice from %.100s",
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492 Py_TYPE(values)->tp_name);
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493 return -1;
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494 }
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495 needed = vbytes.len;
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496 bytes = vbytes.buf;
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497 }
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498
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diff changeset
499 if (lo < 0)
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diff changeset
500 lo = 0;
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501 if (hi < lo)
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diff changeset
502 hi = lo;
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503 if (hi > Py_SIZE(self))
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504 hi = Py_SIZE(self);
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505
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diff changeset
506 avail = hi - lo;
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507 if (avail < 0)
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diff changeset
508 lo = hi = avail = 0;
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509
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diff changeset
510 if (avail != needed) {
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511 if (avail > needed) {
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512 /*
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513 0 lo hi old_size
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514 | |<----avail----->|<-----tomove------>|
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515 | |<-needed->|<-----tomove------>|
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diff changeset
516 0 lo new_hi new_size
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517 */
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diff changeset
518 memmove(self->ob_bytes + lo + needed, self->ob_bytes + hi,
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diff changeset
519 Py_SIZE(self) - hi);
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520 }
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521 /* XXX(nnorwitz): need to verify this can't overflow! */
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522 if (PyBytes_Resize((PyObject *)self,
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523 Py_SIZE(self) + needed - avail) < 0) {
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diff changeset
524 res = -1;
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diff changeset
525 goto finish;
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526 }
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527 if (avail < needed) {
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528 /*
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diff changeset
529 0 lo hi old_size
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530 | |<-avail->|<-----tomove------>|
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531 | |<----needed---->|<-----tomove------>|
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532 0 lo new_hi new_size
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533 */
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diff changeset
534 memmove(self->ob_bytes + lo + needed, self->ob_bytes + hi,
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535 Py_SIZE(self) - lo - needed);
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536 }
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diff changeset
537 }
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538
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diff changeset
539 if (needed > 0)
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diff changeset
540 memcpy(self->ob_bytes + lo, bytes, needed);
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diff changeset
541
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542
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diff changeset
543 finish:
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diff changeset
544 if (vbytes.len != -1)
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diff changeset
545 PyObject_ReleaseBuffer(values, &vbytes);
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diff changeset
546 return res;
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547 }
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548
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diff changeset
549 static int
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550 bytes_setitem(PyBytesObject *self, Py_ssize_t i, PyObject *value)
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551 {
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552 int ival;
46107
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553
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554 if (i < 0)
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555 i += Py_SIZE(self);
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556
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557 if (i < 0 || i >= Py_SIZE(self)) {
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558 PyErr_SetString(PyExc_IndexError, "bytearray index out of range");
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559 return -1;
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560 }
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561
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562 if (value == NULL)
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563 return bytes_setslice(self, i, i+1, NULL);
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564
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565 if (!_getbytevalue(value, &ival))
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566 return -1;
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567
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568 self->ob_bytes[i] = ival;
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569 return 0;
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570 }
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571
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diff changeset
572 static int
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573 bytes_ass_subscript(PyBytesObject *self, PyObject *item, PyObject *values)
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574 {
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diff changeset
575 Py_ssize_t start, stop, step, slicelen, needed;
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576 char *bytes;
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577
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578 if (PyIndex_Check(item)) {
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579 Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
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580
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581 if (i == -1 && PyErr_Occurred())
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582 return -1;
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583
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diff changeset
584 if (i < 0)
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585 i += PyBytes_GET_SIZE(self);
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586
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587 if (i < 0 || i >= Py_SIZE(self)) {
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588 PyErr_SetString(PyExc_IndexError, "bytearray index out of range");
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589 return -1;
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590 }
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591
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592 if (values == NULL) {
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593 /* Fall through to slice assignment */
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594 start = i;
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595 stop = i + 1;
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596 step = 1;
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597 slicelen = 1;
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598 }
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599 else {
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600 Py_ssize_t ival = PyNumber_AsSsize_t(values, PyExc_ValueError);
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601 if (ival == -1 && PyErr_Occurred()) {
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602 int int_value;
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603 /* Also accept str of size 1 in 2.x */
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604 PyErr_Clear();
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605 if (!_getbytevalue(values, &int_value))
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606 return -1;
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607 ival = (int) int_value;
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608 } else if (ival < 0 || ival >= 256) {
46107
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609 PyErr_SetString(PyExc_ValueError,
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610 "byte must be in range(0, 256)");
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611 return -1;
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612 }
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613 self->ob_bytes[i] = (char)ival;
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614 return 0;
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615 }
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616 }
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617 else if (PySlice_Check(item)) {
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618 if (PySlice_GetIndicesEx((PySliceObject *)item,
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619 PyBytes_GET_SIZE(self),
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diff changeset
620 &start, &stop, &step, &slicelen) < 0) {
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diff changeset
621 return -1;
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diff changeset
622 }
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diff changeset
623 }
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diff changeset
624 else {
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diff changeset
625 PyErr_SetString(PyExc_TypeError, "bytearray indices must be integer");
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diff changeset
626 return -1;
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diff changeset
627 }
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diff changeset
628
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diff changeset
629 if (values == NULL) {
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diff changeset
630 bytes = NULL;
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diff changeset
631 needed = 0;
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diff changeset
632 }
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diff changeset
633 else if (values == (PyObject *)self || !PyBytes_Check(values)) {
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diff changeset
634 /* Make a copy an call this function recursively */
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diff changeset
635 int err;
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diff changeset
636 values = PyBytes_FromObject(values);
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diff changeset
637 if (values == NULL)
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diff changeset
638 return -1;
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diff changeset
639 err = bytes_ass_subscript(self, item, values);
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diff changeset
640 Py_DECREF(values);
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diff changeset
641 return err;
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diff changeset
642 }
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diff changeset
643 else {
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diff changeset
644 assert(PyBytes_Check(values));
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diff changeset
645 bytes = ((PyBytesObject *)values)->ob_bytes;
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diff changeset
646 needed = Py_SIZE(values);
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diff changeset
647 }
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diff changeset
648 /* Make sure b[5:2] = ... inserts before 5, not before 2. */
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diff changeset
649 if ((step < 0 && start < stop) ||
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diff changeset
650 (step > 0 && start > stop))
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diff changeset
651 stop = start;
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652 if (step == 1) {
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diff changeset
653 if (slicelen != needed) {
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diff changeset
654 if (slicelen > needed) {
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diff changeset
655 /*
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diff changeset
656 0 start stop old_size
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diff changeset
657 | |<---slicelen--->|<-----tomove------>|
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diff changeset
658 | |<-needed->|<-----tomove------>|
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diff changeset
659 0 lo new_hi new_size
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diff changeset
660 */
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diff changeset
661 memmove(self->ob_bytes + start + needed, self->ob_bytes + stop,
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diff changeset
662 Py_SIZE(self) - stop);
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diff changeset
663 }
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diff changeset
664 if (PyBytes_Resize((PyObject *)self,
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diff changeset
665 Py_SIZE(self) + needed - slicelen) < 0)
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diff changeset
666 return -1;
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diff changeset
667 if (slicelen < needed) {
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diff changeset
668 /*
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diff changeset
669 0 lo hi old_size
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diff changeset
670 | |<-avail->|<-----tomove------>|
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diff changeset
671 | |<----needed---->|<-----tomove------>|
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diff changeset
672 0 lo new_hi new_size
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673 */
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diff changeset
674 memmove(self->ob_bytes + start + needed, self->ob_bytes + stop,
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diff changeset
675 Py_SIZE(self) - start - needed);
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diff changeset
676 }
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diff changeset
677 }
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diff changeset
678
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diff changeset
679 if (needed > 0)
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diff changeset
680 memcpy(self->ob_bytes + start, bytes, needed);
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diff changeset
681
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diff changeset
682 return 0;
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diff changeset
683 }
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684 else {
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diff changeset
685 if (needed == 0) {
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diff changeset
686 /* Delete slice */
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diff changeset
687 Py_ssize_t cur, i;
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688
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diff changeset
689 if (step < 0) {
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diff changeset
690 stop = start + 1;
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diff changeset
691 start = stop + step * (slicelen - 1) - 1;
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diff changeset
692 step = -step;
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693 }
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diff changeset
694 for (cur = start, i = 0;
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diff changeset
695 i < slicelen; cur += step, i++) {
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diff changeset
696 Py_ssize_t lim = step - 1;
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diff changeset
697
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diff changeset
698 if (cur + step >= PyBytes_GET_SIZE(self))
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diff changeset
699 lim = PyBytes_GET_SIZE(self) - cur - 1;
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diff changeset
700
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parents:
diff changeset
701 memmove(self->ob_bytes + cur - i,
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diff changeset
702 self->ob_bytes + cur + 1, lim);
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diff changeset
703 }
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diff changeset
704 /* Move the tail of the bytes, in one chunk */
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diff changeset
705 cur = start + slicelen*step;
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diff changeset
706 if (cur < PyBytes_GET_SIZE(self)) {
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diff changeset
707 memmove(self->ob_bytes + cur - slicelen,
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diff changeset
708 self->ob_bytes + cur,
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diff changeset
709 PyBytes_GET_SIZE(self) - cur);
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diff changeset
710 }
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diff changeset
711 if (PyBytes_Resize((PyObject *)self,
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diff changeset
712 PyBytes_GET_SIZE(self) - slicelen) < 0)
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diff changeset
713 return -1;
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diff changeset
714
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diff changeset
715 return 0;
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diff changeset
716 }
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diff changeset
717 else {
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diff changeset
718 /* Assign slice */
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diff changeset
719 Py_ssize_t cur, i;
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diff changeset
720
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diff changeset
721 if (needed != slicelen) {
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diff changeset
722 PyErr_Format(PyExc_ValueError,
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diff changeset
723 "attempt to assign bytes of size %zd "
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diff changeset
724 "to extended slice of size %zd",
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diff changeset
725 needed, slicelen);
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diff changeset
726 return -1;
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diff changeset
727 }
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diff changeset
728 for (cur = start, i = 0; i < slicelen; cur += step, i++)
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diff changeset
729 self->ob_bytes[cur] = bytes[i];
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diff changeset
730 return 0;
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diff changeset
731 }
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diff changeset
732 }
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diff changeset
733 }
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diff changeset
734
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diff changeset
735 static int
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diff changeset
736 bytes_init(PyBytesObject *self, PyObject *args, PyObject *kwds)
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diff changeset
737 {
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diff changeset
738 static char *kwlist[] = {"source", "encoding", "errors", 0};
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diff changeset
739 PyObject *arg = NULL;
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diff changeset
740 const char *encoding = NULL;
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diff changeset
741 const char *errors = NULL;
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diff changeset
742 Py_ssize_t count;
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diff changeset
743 PyObject *it;
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diff changeset
744 PyObject *(*iternext)(PyObject *);
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diff changeset
745
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diff changeset
746 if (Py_SIZE(self) != 0) {
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diff changeset
747 /* Empty previous contents (yes, do this first of all!) */
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diff changeset
748 if (PyBytes_Resize((PyObject *)self, 0) < 0)
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diff changeset
749 return -1;
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diff changeset
750 }
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diff changeset
751
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diff changeset
752 /* Parse arguments */
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diff changeset
753 if (!PyArg_ParseTupleAndKeywords(args, kwds, "|Oss:bytes", kwlist,
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diff changeset
754 &arg, &encoding, &errors))
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diff changeset
755 return -1;
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diff changeset
756
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diff changeset
757 /* Make a quick exit if no first argument */
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diff changeset
758 if (arg == NULL) {
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diff changeset
759 if (encoding != NULL || errors != NULL) {
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diff changeset
760 PyErr_SetString(PyExc_TypeError,
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diff changeset
761 "encoding or errors without sequence argument");
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diff changeset
762 return -1;
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diff changeset
763 }
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diff changeset
764 return 0;
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diff changeset
765 }
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diff changeset
766
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diff changeset
767 if (PyString_Check(arg)) {
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diff changeset
768 PyObject *new, *encoded;
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diff changeset
769 if (encoding != NULL) {
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diff changeset
770 encoded = PyCodec_Encode(arg, encoding, errors);
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diff changeset
771 if (encoded == NULL)
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diff changeset
772 return -1;
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diff changeset
773 assert(PyString_Check(encoded));
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diff changeset
774 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
775 else {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
776 encoded = arg;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
777 Py_INCREF(arg);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
778 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
779 new = bytes_iconcat(self, arg);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
780 Py_DECREF(encoded);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
781 if (new == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
782 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
783 Py_DECREF(new);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
784 return 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
785 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
786
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
787 if (PyUnicode_Check(arg)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
788 /* Encode via the codec registry */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
789 PyObject *encoded, *new;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
790 if (encoding == NULL) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
791 PyErr_SetString(PyExc_TypeError,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
792 "unicode argument without an encoding");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
793 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
794 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
795 encoded = PyCodec_Encode(arg, encoding, errors);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
796 if (encoded == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
797 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
798 assert(PyString_Check(encoded));
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
799 new = bytes_iconcat(self, encoded);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
800 Py_DECREF(encoded);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
801 if (new == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
802 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
803 Py_DECREF(new);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
804 return 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
805 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
806
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
807 /* If it's not unicode, there can't be encoding or errors */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
808 if (encoding != NULL || errors != NULL) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
809 PyErr_SetString(PyExc_TypeError,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
810 "encoding or errors without a string argument");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
811 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
812 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
813
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
814 /* Is it an int? */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
815 count = PyNumber_AsSsize_t(arg, PyExc_ValueError);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
816 if (count == -1 && PyErr_Occurred())
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
817 PyErr_Clear();
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
818 else {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
819 if (count < 0) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
820 PyErr_SetString(PyExc_ValueError, "negative count");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
821 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
822 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
823 if (count > 0) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
824 if (PyBytes_Resize((PyObject *)self, count))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
825 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
826 memset(self->ob_bytes, 0, count);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
827 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
828 return 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
829 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
830
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
831 /* Use the buffer API */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
832 if (PyObject_CheckBuffer(arg)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
833 Py_ssize_t size;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
834 Py_buffer view;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
835 if (PyObject_GetBuffer(arg, &view, PyBUF_FULL_RO) < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
836 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
837 size = view.len;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
838 if (PyBytes_Resize((PyObject *)self, size) < 0) goto fail;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
839 if (PyBuffer_ToContiguous(self->ob_bytes, &view, size, 'C') < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
840 goto fail;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
841 PyObject_ReleaseBuffer(arg, &view);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
842 return 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
843 fail:
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
844 PyObject_ReleaseBuffer(arg, &view);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
845 return -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
846 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
847
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
848 /* XXX Optimize this if the arguments is a list, tuple */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
849
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
850 /* Get the iterator */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
851 it = PyObject_GetIter(arg);
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diff changeset
852 if (it == NULL)
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parents:
diff changeset
853 return -1;
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parents:
diff changeset
854 iternext = *Py_TYPE(it)->tp_iternext;
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parents:
diff changeset
855
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parents:
diff changeset
856 /* Run the iterator to exhaustion */
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parents:
diff changeset
857 for (;;) {
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diff changeset
858 PyObject *item;
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diff changeset
859 Py_ssize_t value;
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diff changeset
860
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parents:
diff changeset
861 /* Get the next item */
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diff changeset
862 item = iternext(it);
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diff changeset
863 if (item == NULL) {
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diff changeset
864 if (PyErr_Occurred()) {
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diff changeset
865 if (!PyErr_ExceptionMatches(PyExc_StopIteration))
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parents:
diff changeset
866 goto error;
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diff changeset
867 PyErr_Clear();
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parents:
diff changeset
868 }
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parents:
diff changeset
869 break;
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diff changeset
870 }
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parents:
diff changeset
871
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diff changeset
872 /* Interpret it as an int (__index__) */
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diff changeset
873 value = PyNumber_AsSsize_t(item, PyExc_ValueError);
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diff changeset
874 Py_DECREF(item);
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diff changeset
875 if (value == -1 && PyErr_Occurred())
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parents:
diff changeset
876 goto error;
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parents:
diff changeset
877
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diff changeset
878 /* Range check */
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diff changeset
879 if (value < 0 || value >= 256) {
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diff changeset
880 PyErr_SetString(PyExc_ValueError,
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diff changeset
881 "bytes must be in range(0, 256)");
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parents:
diff changeset
882 goto error;
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diff changeset
883 }
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diff changeset
884
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diff changeset
885 /* Append the byte */
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diff changeset
886 if (Py_SIZE(self) < self->ob_alloc)
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diff changeset
887 Py_SIZE(self)++;
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diff changeset
888 else if (PyBytes_Resize((PyObject *)self, Py_SIZE(self)+1) < 0)
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diff changeset
889 goto error;
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diff changeset
890 self->ob_bytes[Py_SIZE(self)-1] = value;
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diff changeset
891 }
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diff changeset
892
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diff changeset
893 /* Clean up and return success */
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diff changeset
894 Py_DECREF(it);
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diff changeset
895 return 0;
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diff changeset
896
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diff changeset
897 error:
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diff changeset
898 /* Error handling when it != NULL */
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diff changeset
899 Py_DECREF(it);
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diff changeset
900 return -1;
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diff changeset
901 }
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diff changeset
902
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diff changeset
903 /* Mostly copied from string_repr, but without the
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diff changeset
904 "smart quote" functionality. */
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diff changeset
905 static PyObject *
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diff changeset
906 bytes_repr(PyBytesObject *self)
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diff changeset
907 {
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diff changeset
908 static const char *hexdigits = "0123456789abcdef";
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diff changeset
909 const char *quote_prefix = "bytearray(b";
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diff changeset
910 const char *quote_postfix = ")";
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diff changeset
911 Py_ssize_t length = Py_SIZE(self);
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diff changeset
912 /* 14 == strlen(quote_prefix) + 2 + strlen(quote_postfix) */
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diff changeset
913 size_t newsize = 14 + 4 * length;
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diff changeset
914 PyObject *v;
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diff changeset
915 if (newsize > PY_SSIZE_T_MAX || newsize / 4 - 3 != length) {
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diff changeset
916 PyErr_SetString(PyExc_OverflowError,
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diff changeset
917 "bytearray object is too large to make repr");
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diff changeset
918 return NULL;
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diff changeset
919 }
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diff changeset
920 v = PyUnicode_FromUnicode(NULL, newsize);
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diff changeset
921 if (v == NULL) {
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diff changeset
922 return NULL;
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diff changeset
923 }
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diff changeset
924 else {
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diff changeset
925 register Py_ssize_t i;
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diff changeset
926 register Py_UNICODE c;
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diff changeset
927 register Py_UNICODE *p;
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diff changeset
928 int quote;
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diff changeset
929
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diff changeset
930 /* Figure out which quote to use; single is preferred */
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diff changeset
931 quote = '\'';
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diff changeset
932 {
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diff changeset
933 char *test, *start;
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diff changeset
934 start = PyBytes_AS_STRING(self);
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diff changeset
935 for (test = start; test < start+length; ++test) {
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diff changeset
936 if (*test == '"') {
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diff changeset
937 quote = '\''; /* back to single */
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diff changeset
938 goto decided;
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diff changeset
939 }
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diff changeset
940 else if (*test == '\'')
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diff changeset
941 quote = '"';
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diff changeset
942 }
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diff changeset
943 decided:
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diff changeset
944 ;
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945 }
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diff changeset
946
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diff changeset
947 p = PyUnicode_AS_UNICODE(v);
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diff changeset
948 while (*quote_prefix)
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diff changeset
949 *p++ = *quote_prefix++;
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diff changeset
950 *p++ = quote;
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diff changeset
951
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diff changeset
952 for (i = 0; i < length; i++) {
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diff changeset
953 /* There's at least enough room for a hex escape
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diff changeset
954 and a closing quote. */
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diff changeset
955 assert(newsize - (p - PyUnicode_AS_UNICODE(v)) >= 5);
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diff changeset
956 c = self->ob_bytes[i];
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diff changeset
957 if (c == '\'' || c == '\\')
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958 *p++ = '\\', *p++ = c;
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diff changeset
959 else if (c == '\t')
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diff changeset
960 *p++ = '\\', *p++ = 't';
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diff changeset
961 else if (c == '\n')
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diff changeset
962 *p++ = '\\', *p++ = 'n';
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963 else if (c == '\r')
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diff changeset
964 *p++ = '\\', *p++ = 'r';
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diff changeset
965 else if (c == 0)
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diff changeset
966 *p++ = '\\', *p++ = 'x', *p++ = '0', *p++ = '0';
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diff changeset
967 else if (c < ' ' || c >= 0x7f) {
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diff changeset
968 *p++ = '\\';
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diff changeset
969 *p++ = 'x';
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diff changeset
970 *p++ = hexdigits[(c & 0xf0) >> 4];
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diff changeset
971 *p++ = hexdigits[c & 0xf];
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diff changeset
972 }
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diff changeset
973 else
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diff changeset
974 *p++ = c;
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diff changeset
975 }
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diff changeset
976 assert(newsize - (p - PyUnicode_AS_UNICODE(v)) >= 1);
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diff changeset
977 *p++ = quote;
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diff changeset
978 while (*quote_postfix) {
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diff changeset
979 *p++ = *quote_postfix++;
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diff changeset
980 }
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diff changeset
981 *p = '\0';
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diff changeset
982 if (PyUnicode_Resize(&v, (p - PyUnicode_AS_UNICODE(v)))) {
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diff changeset
983 Py_DECREF(v);
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984 return NULL;
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985 }
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diff changeset
986 return v;
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diff changeset
987 }
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988 }
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diff changeset
989
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diff changeset
990 static PyObject *
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diff changeset
991 bytes_str(PyObject *op)
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diff changeset
992 {
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diff changeset
993 #if 0
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994 if (Py_BytesWarningFlag) {
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995 if (PyErr_WarnEx(PyExc_BytesWarning,
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996 "str() on a bytearray instance", 1))
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997 return NULL;
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diff changeset
998 }
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diff changeset
999 return bytes_repr((PyBytesObject*)op);
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diff changeset
1000 #endif
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1001 return PyString_FromStringAndSize(((PyBytesObject*)op)->ob_bytes, Py_SIZE(op));
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1002 }
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diff changeset
1003
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diff changeset
1004 static PyObject *
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diff changeset
1005 bytes_richcompare(PyObject *self, PyObject *other, int op)
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1006 {
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1007 Py_ssize_t self_size, other_size;
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1008 Py_buffer self_bytes, other_bytes;
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1009 PyObject *res;
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1010 Py_ssize_t minsize;
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1011 int cmp;
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1012
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diff changeset
1013 /* Bytes can be compared to anything that supports the (binary)
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1014 buffer API. Except that a comparison with Unicode is always an
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1015 error, even if the comparison is for equality. */
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1016 if (PyObject_IsInstance(self, (PyObject*)&PyUnicode_Type) ||
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1017 PyObject_IsInstance(other, (PyObject*)&PyUnicode_Type)) {
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1018 if (Py_BytesWarningFlag && op == Py_EQ) {
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1019 if (PyErr_WarnEx(PyExc_BytesWarning,
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1020 "Comparsion between bytearray and string", 1))
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1021 return NULL;
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1022 }
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1023
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1024 Py_INCREF(Py_NotImplemented);
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1025 return Py_NotImplemented;
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1026 }
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1027
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1028 self_size = _getbuffer(self, &self_bytes);
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1029 if (self_size < 0) {
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1030 PyErr_Clear();
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1031 Py_INCREF(Py_NotImplemented);
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1032 return Py_NotImplemented;
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1033 }
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1034
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1035 other_size = _getbuffer(other, &other_bytes);
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1036 if (other_size < 0) {
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1037 PyErr_Clear();
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1038 PyObject_ReleaseBuffer(self, &self_bytes);
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1039 Py_INCREF(Py_NotImplemented);
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1040 return Py_NotImplemented;
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1041 }
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1042
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1043 if (self_size != other_size && (op == Py_EQ || op == Py_NE)) {
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diff changeset
1044 /* Shortcut: if the lengths differ, the objects differ */
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1045 cmp = (op == Py_NE);
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1046 }
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1047 else {
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1048 minsize = self_size;
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1049 if (other_size < minsize)
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1050 minsize = other_size;
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1051
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1052 cmp = memcmp(self_bytes.buf, other_bytes.buf, minsize);
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1053 /* In ISO C, memcmp() guarantees to use unsigned bytes! */
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1054
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1055 if (cmp == 0) {
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1056 if (self_size < other_size)
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1057 cmp = -1;
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1058 else if (self_size > other_size)
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1059 cmp = 1;
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1060 }
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1061
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1062 switch (op) {
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1063 case Py_LT: cmp = cmp < 0; break;
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1064 case Py_LE: cmp = cmp <= 0; break;
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1065 case Py_EQ: cmp = cmp == 0; break;
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1066 case Py_NE: cmp = cmp != 0; break;
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1067 case Py_GT: cmp = cmp > 0; break;
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1068 case Py_GE: cmp = cmp >= 0; break;
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1069 }
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1070 }
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1071
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1072 res = cmp ? Py_True : Py_False;
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1073 PyObject_ReleaseBuffer(self, &self_bytes);
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1074 PyObject_ReleaseBuffer(other, &other_bytes);
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1075 Py_INCREF(res);
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1076 return res;
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1077 }
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1078
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diff changeset
1079 static void
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1080 bytes_dealloc(PyBytesObject *self)
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1081 {
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1082 if (self->ob_bytes != 0) {
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1083 PyMem_Free(self->ob_bytes);
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1084 }
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1085 Py_TYPE(self)->tp_free((PyObject *)self);
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1086 }
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1087
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1088
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1089 /* -------------------------------------------------------------------- */
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1090 /* Methods */
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1091
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1092 #define STRINGLIB_CHAR char
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1093 #define STRINGLIB_CMP memcmp
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1094 #define STRINGLIB_LEN PyBytes_GET_SIZE
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1095 #define STRINGLIB_STR PyBytes_AS_STRING
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1096 #define STRINGLIB_NEW PyBytes_FromStringAndSize
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1097 #define STRINGLIB_EMPTY nullbytes
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1098 #define STRINGLIB_CHECK_EXACT PyBytes_CheckExact
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1099 #define STRINGLIB_MUTABLE 1
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1100
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1101 #include "stringlib/fastsearch.h"
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1102 #include "stringlib/count.h"
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1103 #include "stringlib/find.h"
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1104 #include "stringlib/partition.h"
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1105 #include "stringlib/ctype.h"
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1106 #include "stringlib/transmogrify.h"
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1107
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1108
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1109 /* The following Py_LOCAL_INLINE and Py_LOCAL functions
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1110 were copied from the old char* style string object. */
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1111
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1112 Py_LOCAL_INLINE(void)
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1113 _adjust_indices(Py_ssize_t *start, Py_ssize_t *end, Py_ssize_t len)
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1114 {
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1115 if (*end > len)
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1116 *end = len;
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1117 else if (*end < 0)
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1118 *end += len;
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1119 if (*end < 0)
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1120 *end = 0;
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1121 if (*start < 0)
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1122 *start += len;
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1123 if (*start < 0)
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1124 *start = 0;
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1125 }
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1126
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1127
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1128 Py_LOCAL_INLINE(Py_ssize_t)
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1129 bytes_find_internal(PyBytesObject *self, PyObject *args, int dir)
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1130 {
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1131 PyObject *subobj;
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1132 Py_buffer subbuf;
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1133 Py_ssize_t start=0, end=PY_SSIZE_T_MAX;
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1134 Py_ssize_t res;
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1135
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1136 if (!PyArg_ParseTuple(args, "O|O&O&:find/rfind/index/rindex", &subobj,
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1137 _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
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1138 return -2;
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1139 if (_getbuffer(subobj, &subbuf) < 0)
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1140 return -2;
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1141 if (dir > 0)
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1142 res = stringlib_find_slice(
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1143 PyBytes_AS_STRING(self), PyBytes_GET_SIZE(self),
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1144 subbuf.buf, subbuf.len, start, end);
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1145 else
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1146 res = stringlib_rfind_slice(
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1147 PyBytes_AS_STRING(self), PyBytes_GET_SIZE(self),
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1148 subbuf.buf, subbuf.len, start, end);
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1149 PyObject_ReleaseBuffer(subobj, &subbuf);
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1150 return res;
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1151 }
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1152
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1153 PyDoc_STRVAR(find__doc__,
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1154 "B.find(sub [,start [,end]]) -> int\n\
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1155 \n\
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1156 Return the lowest index in B where subsection sub is found,\n\
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1157 such that sub is contained within s[start,end]. Optional\n\
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1158 arguments start and end are interpreted as in slice notation.\n\
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1159 \n\
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1160 Return -1 on failure.");
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1161
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diff changeset
1162 static PyObject *
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1163 bytes_find(PyBytesObject *self, PyObject *args)
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1164 {
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1165 Py_ssize_t result = bytes_find_internal(self, args, +1);
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1166 if (result == -2)
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1167 return NULL;
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1168 return PyInt_FromSsize_t(result);
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1169 }
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1170
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1171 PyDoc_STRVAR(count__doc__,
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1172 "B.count(sub [,start [,end]]) -> int\n\
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1173 \n\
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1174 Return the number of non-overlapping occurrences of subsection sub in\n\
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1175 bytes B[start:end]. Optional arguments start and end are interpreted\n\
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1176 as in slice notation.");
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1177
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1178 static PyObject *
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1179 bytes_count(PyBytesObject *self, PyObject *args)
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1180 {
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1181 PyObject *sub_obj;
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1182 const char *str = PyBytes_AS_STRING(self);
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1183 Py_ssize_t start = 0, end = PY_SSIZE_T_MAX;
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1184 Py_buffer vsub;
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1185 PyObject *count_obj;
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1186
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1187 if (!PyArg_ParseTuple(args, "O|O&O&:count", &sub_obj,
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1188 _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
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1189 return NULL;
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1190
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1191 if (_getbuffer(sub_obj, &vsub) < 0)
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1192 return NULL;
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1193
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1194 _adjust_indices(&start, &end, PyBytes_GET_SIZE(self));
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1195
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1196 count_obj = PyInt_FromSsize_t(
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1197 stringlib_count(str + start, end - start, vsub.buf, vsub.len)
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1198 );
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1199 PyObject_ReleaseBuffer(sub_obj, &vsub);
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1200 return count_obj;
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1201 }
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1202
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1203
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diff changeset
1204 PyDoc_STRVAR(index__doc__,
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1205 "B.index(sub [,start [,end]]) -> int\n\
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1206 \n\
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1207 Like B.find() but raise ValueError when the subsection is not found.");
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1208
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1209 static PyObject *
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1210 bytes_index(PyBytesObject *self, PyObject *args)
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1211 {
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1212 Py_ssize_t result = bytes_find_internal(self, args, +1);
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1213 if (result == -2)
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1214 return NULL;
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1215 if (result == -1) {
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1216 PyErr_SetString(PyExc_ValueError,
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1217 "subsection not found");
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1218 return NULL;
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1219 }
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1220 return PyInt_FromSsize_t(result);
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1221 }
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1222
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1223
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diff changeset
1224 PyDoc_STRVAR(rfind__doc__,
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1225 "B.rfind(sub [,start [,end]]) -> int\n\
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1226 \n\
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1227 Return the highest index in B where subsection sub is found,\n\
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1228 such that sub is contained within s[start,end]. Optional\n\
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1229 arguments start and end are interpreted as in slice notation.\n\
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1230 \n\
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1231 Return -1 on failure.");
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1232
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diff changeset
1233 static PyObject *
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1234 bytes_rfind(PyBytesObject *self, PyObject *args)
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1235 {
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1236 Py_ssize_t result = bytes_find_internal(self, args, -1);
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diff changeset
1237 if (result == -2)
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1238 return NULL;
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1239 return PyInt_FromSsize_t(result);
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1240 }
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1241
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1242
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diff changeset
1243 PyDoc_STRVAR(rindex__doc__,
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diff changeset
1244 "B.rindex(sub [,start [,end]]) -> int\n\
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diff changeset
1245 \n\
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1246 Like B.rfind() but raise ValueError when the subsection is not found.");
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1247
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diff changeset
1248 static PyObject *
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1249 bytes_rindex(PyBytesObject *self, PyObject *args)
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1250 {
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1251 Py_ssize_t result = bytes_find_internal(self, args, -1);
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1252 if (result == -2)
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1253 return NULL;
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1254 if (result == -1) {
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1255 PyErr_SetString(PyExc_ValueError,
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1256 "subsection not found");
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1257 return NULL;
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1258 }
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1259 return PyInt_FromSsize_t(result);
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1260 }
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1261
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1262
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diff changeset
1263 static int
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1264 bytes_contains(PyObject *self, PyObject *arg)
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1265 {
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1266 Py_ssize_t ival = PyNumber_AsSsize_t(arg, PyExc_ValueError);
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1267 if (ival == -1 && PyErr_Occurred()) {
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1268 Py_buffer varg;
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1269 int pos;
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1270 PyErr_Clear();
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1271 if (_getbuffer(arg, &varg) < 0)
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1272 return -1;
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1273 pos = stringlib_find(PyBytes_AS_STRING(self), Py_SIZE(self),
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1274 varg.buf, varg.len, 0);
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1275 PyObject_ReleaseBuffer(arg, &varg);
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1276 return pos >= 0;
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1277 }
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1278 if (ival < 0 || ival >= 256) {
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1279 PyErr_SetString(PyExc_ValueError, "byte must be in range(0, 256)");
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1280 return -1;
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1281 }
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1282
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1283 return memchr(PyBytes_AS_STRING(self), ival, Py_SIZE(self)) != NULL;
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1284 }
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1285
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1286
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1287 /* Matches the end (direction >= 0) or start (direction < 0) of self
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1288 * against substr, using the start and end arguments. Returns
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1289 * -1 on error, 0 if not found and 1 if found.
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1290 */
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diff changeset
1291 Py_LOCAL(int)
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1292 _bytes_tailmatch(PyBytesObject *self, PyObject *substr, Py_ssize_t start,
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1293 Py_ssize_t end, int direction)
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1294 {
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1295 Py_ssize_t len = PyBytes_GET_SIZE(self);
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1296 const char* str;
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1297 Py_buffer vsubstr;
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1298 int rv = 0;
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1299
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1300 str = PyBytes_AS_STRING(self);
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1301
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1302 if (_getbuffer(substr, &vsubstr) < 0)
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1303 return -1;
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1304
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1305 _adjust_indices(&start, &end, len);
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1306
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1307 if (direction < 0) {
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1308 /* startswith */
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diff changeset
1309 if (start+vsubstr.len > len) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1310 goto done;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1311 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1312 } else {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1313 /* endswith */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1314 if (end-start < vsubstr.len || start > len) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1315 goto done;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1316 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1317
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1318 if (end-vsubstr.len > start)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1319 start = end - vsubstr.len;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1320 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1321 if (end-start >= vsubstr.len)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1322 rv = ! memcmp(str+start, vsubstr.buf, vsubstr.len);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1323
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1324 done:
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parents:
diff changeset
1325 PyObject_ReleaseBuffer(substr, &vsubstr);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1326 return rv;
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parents:
diff changeset
1327 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1328
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1329
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1330 PyDoc_STRVAR(startswith__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1331 "B.startswith(prefix [,start [,end]]) -> bool\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1332 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1333 Return True if B starts with the specified prefix, False otherwise.\n\
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diff changeset
1334 With optional start, test B beginning at that position.\n\
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parents:
diff changeset
1335 With optional end, stop comparing B at that position.\n\
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parents:
diff changeset
1336 prefix can also be a tuple of strings to try.");
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1337
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1338 static PyObject *
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parents:
diff changeset
1339 bytes_startswith(PyBytesObject *self, PyObject *args)
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parents:
diff changeset
1340 {
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parents:
diff changeset
1341 Py_ssize_t start = 0;
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diff changeset
1342 Py_ssize_t end = PY_SSIZE_T_MAX;
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diff changeset
1343 PyObject *subobj;
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parents:
diff changeset
1344 int result;
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diff changeset
1345
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diff changeset
1346 if (!PyArg_ParseTuple(args, "O|O&O&:startswith", &subobj,
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parents:
diff changeset
1347 _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
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diff changeset
1348 return NULL;
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diff changeset
1349 if (PyTuple_Check(subobj)) {
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diff changeset
1350 Py_ssize_t i;
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parents:
diff changeset
1351 for (i = 0; i < PyTuple_GET_SIZE(subobj); i++) {
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parents:
diff changeset
1352 result = _bytes_tailmatch(self,
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parents:
diff changeset
1353 PyTuple_GET_ITEM(subobj, i),
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parents:
diff changeset
1354 start, end, -1);
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diff changeset
1355 if (result == -1)
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diff changeset
1356 return NULL;
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diff changeset
1357 else if (result) {
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diff changeset
1358 Py_RETURN_TRUE;
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diff changeset
1359 }
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diff changeset
1360 }
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diff changeset
1361 Py_RETURN_FALSE;
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diff changeset
1362 }
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parents:
diff changeset
1363 result = _bytes_tailmatch(self, subobj, start, end, -1);
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parents:
diff changeset
1364 if (result == -1)
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parents:
diff changeset
1365 return NULL;
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parents:
diff changeset
1366 else
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diff changeset
1367 return PyBool_FromLong(result);
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diff changeset
1368 }
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parents:
diff changeset
1369
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parents:
diff changeset
1370 PyDoc_STRVAR(endswith__doc__,
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parents:
diff changeset
1371 "B.endswith(suffix [,start [,end]]) -> bool\n\
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parents:
diff changeset
1372 \n\
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parents:
diff changeset
1373 Return True if B ends with the specified suffix, False otherwise.\n\
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parents:
diff changeset
1374 With optional start, test B beginning at that position.\n\
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parents:
diff changeset
1375 With optional end, stop comparing B at that position.\n\
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diff changeset
1376 suffix can also be a tuple of strings to try.");
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parents:
diff changeset
1377
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parents:
diff changeset
1378 static PyObject *
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parents:
diff changeset
1379 bytes_endswith(PyBytesObject *self, PyObject *args)
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parents:
diff changeset
1380 {
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parents:
diff changeset
1381 Py_ssize_t start = 0;
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parents:
diff changeset
1382 Py_ssize_t end = PY_SSIZE_T_MAX;
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diff changeset
1383 PyObject *subobj;
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parents:
diff changeset
1384 int result;
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diff changeset
1385
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1386 if (!PyArg_ParseTuple(args, "O|O&O&:endswith", &subobj,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1387 _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1388 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1389 if (PyTuple_Check(subobj)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1390 Py_ssize_t i;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1391 for (i = 0; i < PyTuple_GET_SIZE(subobj); i++) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1392 result = _bytes_tailmatch(self,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1393 PyTuple_GET_ITEM(subobj, i),
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1394 start, end, +1);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1395 if (result == -1)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1396 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1397 else if (result) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1398 Py_RETURN_TRUE;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1399 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1400 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1401 Py_RETURN_FALSE;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1402 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1403 result = _bytes_tailmatch(self, subobj, start, end, +1);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1404 if (result == -1)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1405 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1406 else
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1407 return PyBool_FromLong(result);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1408 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1409
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1410
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1411 PyDoc_STRVAR(translate__doc__,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1412 "B.translate(table[, deletechars]) -> bytearray\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1413 \n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1414 Return a copy of B, where all characters occurring in the\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1415 optional argument deletechars are removed, and the remaining\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1416 characters have been mapped through the given translation\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1417 table, which must be a bytes object of length 256.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1418
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1419 static PyObject *
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1420 bytes_translate(PyBytesObject *self, PyObject *args)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1421 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1422 register char *input, *output;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1423 register const char *table;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1424 register Py_ssize_t i, c, changed = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1425 PyObject *input_obj = (PyObject*)self;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1426 const char *output_start;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1427 Py_ssize_t inlen;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1428 PyObject *result;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1429 int trans_table[256];
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1430 PyObject *tableobj, *delobj = NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1431 Py_buffer vtable, vdel;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1432
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1433 if (!PyArg_UnpackTuple(args, "translate", 1, 2,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1434 &tableobj, &delobj))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1435 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1436
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1437 if (_getbuffer(tableobj, &vtable) < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1438 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1439
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1440 if (vtable.len != 256) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1441 PyErr_SetString(PyExc_ValueError,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1442 "translation table must be 256 characters long");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1443 result = NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1444 goto done;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1445 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1446
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1447 if (delobj != NULL) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1448 if (_getbuffer(delobj, &vdel) < 0) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1449 result = NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1450 goto done;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1451 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1452 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1453 else {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1454 vdel.buf = NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1455 vdel.len = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1456 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1457
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1458 table = (const char *)vtable.buf;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1459 inlen = PyBytes_GET_SIZE(input_obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1460 result = PyBytes_FromStringAndSize((char *)NULL, inlen);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1461 if (result == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1462 goto done;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1463 output_start = output = PyBytes_AsString(result);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1464 input = PyBytes_AS_STRING(input_obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1465
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1466 if (vdel.len == 0) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1467 /* If no deletions are required, use faster code */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1468 for (i = inlen; --i >= 0; ) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1469 c = Py_CHARMASK(*input++);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1470 if (Py_CHARMASK((*output++ = table[c])) != c)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1471 changed = 1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1472 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1473 if (changed || !PyBytes_CheckExact(input_obj))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1474 goto done;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1475 Py_DECREF(result);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1476 Py_INCREF(input_obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1477 result = input_obj;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1478 goto done;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1479 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1480
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1481 for (i = 0; i < 256; i++)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1482 trans_table[i] = Py_CHARMASK(table[i]);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1483
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1484 for (i = 0; i < vdel.len; i++)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1485 trans_table[(int) Py_CHARMASK( ((unsigned char*)vdel.buf)[i] )] = -1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1486
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1487 for (i = inlen; --i >= 0; ) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1488 c = Py_CHARMASK(*input++);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1489 if (trans_table[c] != -1)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1490 if (Py_CHARMASK(*output++ = (char)trans_table[c]) == c)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1491 continue;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1492 changed = 1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1493 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1494 if (!changed && PyBytes_CheckExact(input_obj)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1495 Py_DECREF(result);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1496 Py_INCREF(input_obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1497 result = input_obj;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1498 goto done;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1499 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1500 /* Fix the size of the resulting string */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1501 if (inlen > 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1502 PyBytes_Resize(result, output - output_start);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1503
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1504 done:
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1505 PyObject_ReleaseBuffer(tableobj, &vtable);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1506 if (delobj != NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1507 PyObject_ReleaseBuffer(delobj, &vdel);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1508 return result;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1509 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1510
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1511
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1512 #define FORWARD 1
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1513 #define REVERSE -1
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1514
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1515 /* find and count characters and substrings */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1516
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1517 #define findchar(target, target_len, c) \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1518 ((char *)memchr((const void *)(target), c, target_len))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1519
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1520 /* Don't call if length < 2 */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1521 #define Py_STRING_MATCH(target, offset, pattern, length) \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1522 (target[offset] == pattern[0] && \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1523 target[offset+length-1] == pattern[length-1] && \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1524 !memcmp(target+offset+1, pattern+1, length-2) )
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1525
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1526
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1527 /* Bytes ops must return a string. */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1528 /* If the object is subclass of bytes, create a copy */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1529 Py_LOCAL(PyBytesObject *)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1530 return_self(PyBytesObject *self)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1531 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1532 if (PyBytes_CheckExact(self)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1533 Py_INCREF(self);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1534 return (PyBytesObject *)self;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1535 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1536 return (PyBytesObject *)PyBytes_FromStringAndSize(
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1537 PyBytes_AS_STRING(self),
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1538 PyBytes_GET_SIZE(self));
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1539 }
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1540
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diff changeset
1541 Py_LOCAL_INLINE(Py_ssize_t)
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diff changeset
1542 countchar(const char *target, Py_ssize_t target_len, char c, Py_ssize_t maxcount)
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diff changeset
1543 {
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diff changeset
1544 Py_ssize_t count=0;
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diff changeset
1545 const char *start=target;
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1546 const char *end=target+target_len;
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1547
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diff changeset
1548 while ( (start=findchar(start, end-start, c)) != NULL ) {
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diff changeset
1549 count++;
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1550 if (count >= maxcount)
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1551 break;
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1552 start += 1;
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1553 }
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1554 return count;
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1555 }
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1556
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diff changeset
1557 Py_LOCAL(Py_ssize_t)
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1558 findstring(const char *target, Py_ssize_t target_len,
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diff changeset
1559 const char *pattern, Py_ssize_t pattern_len,
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diff changeset
1560 Py_ssize_t start,
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1561 Py_ssize_t end,
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1562 int direction)
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1563 {
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diff changeset
1564 if (start < 0) {
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1565 start += target_len;
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1566 if (start < 0)
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1567 start = 0;
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1568 }
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1569 if (end > target_len) {
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1570 end = target_len;
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1571 } else if (end < 0) {
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1572 end += target_len;
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1573 if (end < 0)
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1574 end = 0;
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1575 }
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1576
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1577 /* zero-length substrings always match at the first attempt */
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diff changeset
1578 if (pattern_len == 0)
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1579 return (direction > 0) ? start : end;
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1580
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1581 end -= pattern_len;
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1582
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diff changeset
1583 if (direction < 0) {
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diff changeset
1584 for (; end >= start; end--)
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1585 if (Py_STRING_MATCH(target, end, pattern, pattern_len))
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1586 return end;
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1587 } else {
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1588 for (; start <= end; start++)
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1589 if (Py_STRING_MATCH(target, start, pattern, pattern_len))
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1590 return start;
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1591 }
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1592 return -1;
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1593 }
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1594
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diff changeset
1595 Py_LOCAL_INLINE(Py_ssize_t)
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1596 countstring(const char *target, Py_ssize_t target_len,
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1597 const char *pattern, Py_ssize_t pattern_len,
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diff changeset
1598 Py_ssize_t start,
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1599 Py_ssize_t end,
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1600 int direction, Py_ssize_t maxcount)
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1601 {
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1602 Py_ssize_t count=0;
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1603
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1604 if (start < 0) {
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1605 start += target_len;
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1606 if (start < 0)
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1607 start = 0;
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1608 }
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1609 if (end > target_len) {
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1610 end = target_len;
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1611 } else if (end < 0) {
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1612 end += target_len;
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1613 if (end < 0)
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1614 end = 0;
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diff changeset
1615 }
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parents:
diff changeset
1616
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1617 /* zero-length substrings match everywhere */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1618 if (pattern_len == 0 || maxcount == 0) {
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parents:
diff changeset
1619 if (target_len+1 < maxcount)
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parents:
diff changeset
1620 return target_len+1;
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diff changeset
1621 return maxcount;
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diff changeset
1622 }
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diff changeset
1623
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parents:
diff changeset
1624 end -= pattern_len;
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parents:
diff changeset
1625 if (direction < 0) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1626 for (; (end >= start); end--)
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parents:
diff changeset
1627 if (Py_STRING_MATCH(target, end, pattern, pattern_len)) {
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diff changeset
1628 count++;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1629 if (--maxcount <= 0) break;
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parents:
diff changeset
1630 end -= pattern_len-1;
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parents:
diff changeset
1631 }
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diff changeset
1632 } else {
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diff changeset
1633 for (; (start <= end); start++)
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diff changeset
1634 if (Py_STRING_MATCH(target, start, pattern, pattern_len)) {
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diff changeset
1635 count++;
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parents:
diff changeset
1636 if (--maxcount <= 0)
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diff changeset
1637 break;
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diff changeset
1638 start += pattern_len-1;
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diff changeset
1639 }
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diff changeset
1640 }
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parents:
diff changeset
1641 return count;
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diff changeset
1642 }
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diff changeset
1643
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parents:
diff changeset
1644
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1645 /* Algorithms for different cases of string replacement */
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parents:
diff changeset
1646
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parents:
diff changeset
1647 /* len(self)>=1, from="", len(to)>=1, maxcount>=1 */
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parents:
diff changeset
1648 Py_LOCAL(PyBytesObject *)
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diff changeset
1649 replace_interleave(PyBytesObject *self,
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diff changeset
1650 const char *to_s, Py_ssize_t to_len,
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diff changeset
1651 Py_ssize_t maxcount)
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parents:
diff changeset
1652 {
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diff changeset
1653 char *self_s, *result_s;
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diff changeset
1654 Py_ssize_t self_len, result_len;
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diff changeset
1655 Py_ssize_t count, i, product;
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diff changeset
1656 PyBytesObject *result;
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diff changeset
1657
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diff changeset
1658 self_len = PyBytes_GET_SIZE(self);
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diff changeset
1659
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parents:
diff changeset
1660 /* 1 at the end plus 1 after every character */
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diff changeset
1661 count = self_len+1;
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diff changeset
1662 if (maxcount < count)
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diff changeset
1663 count = maxcount;
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diff changeset
1664
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diff changeset
1665 /* Check for overflow */
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diff changeset
1666 /* result_len = count * to_len + self_len; */
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diff changeset
1667 product = count * to_len;
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diff changeset
1668 if (product / to_len != count) {
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diff changeset
1669 PyErr_SetString(PyExc_OverflowError,
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diff changeset
1670 "replace string is too long");
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diff changeset
1671 return NULL;
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diff changeset
1672 }
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diff changeset
1673 result_len = product + self_len;
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diff changeset
1674 if (result_len < 0) {
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diff changeset
1675 PyErr_SetString(PyExc_OverflowError,
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diff changeset
1676 "replace string is too long");
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diff changeset
1677 return NULL;
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diff changeset
1678 }
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diff changeset
1679
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diff changeset
1680 if (! (result = (PyBytesObject *)
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diff changeset
1681 PyBytes_FromStringAndSize(NULL, result_len)) )
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diff changeset
1682 return NULL;
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diff changeset
1683
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diff changeset
1684 self_s = PyBytes_AS_STRING(self);
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diff changeset
1685 result_s = PyBytes_AS_STRING(result);
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diff changeset
1686
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diff changeset
1687 /* TODO: special case single character, which doesn't need memcpy */
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diff changeset
1688
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diff changeset
1689 /* Lay the first one down (guaranteed this will occur) */
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diff changeset
1690 Py_MEMCPY(result_s, to_s, to_len);
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diff changeset
1691 result_s += to_len;
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diff changeset
1692 count -= 1;
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1693
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diff changeset
1694 for (i=0; i<count; i++) {
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diff changeset
1695 *result_s++ = *self_s++;
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diff changeset
1696 Py_MEMCPY(result_s, to_s, to_len);
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diff changeset
1697 result_s += to_len;
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1698 }
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1699
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diff changeset
1700 /* Copy the rest of the original string */
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diff changeset
1701 Py_MEMCPY(result_s, self_s, self_len-i);
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1702
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1703 return result;
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1704 }
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1705
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diff changeset
1706 /* Special case for deleting a single character */
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diff changeset
1707 /* len(self)>=1, len(from)==1, to="", maxcount>=1 */
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diff changeset
1708 Py_LOCAL(PyBytesObject *)
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diff changeset
1709 replace_delete_single_character(PyBytesObject *self,
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1710 char from_c, Py_ssize_t maxcount)
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1711 {
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1712 char *self_s, *result_s;
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1713 char *start, *next, *end;
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1714 Py_ssize_t self_len, result_len;
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1715 Py_ssize_t count;
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1716 PyBytesObject *result;
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1717
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1718 self_len = PyBytes_GET_SIZE(self);
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1719 self_s = PyBytes_AS_STRING(self);
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1720
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1721 count = countchar(self_s, self_len, from_c, maxcount);
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1722 if (count == 0) {
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1723 return return_self(self);
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1724 }
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1725
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1726 result_len = self_len - count; /* from_len == 1 */
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1727 assert(result_len>=0);
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1728
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1729 if ( (result = (PyBytesObject *)
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diff changeset
1730 PyBytes_FromStringAndSize(NULL, result_len)) == NULL)
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1731 return NULL;
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1732 result_s = PyBytes_AS_STRING(result);
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1733
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1734 start = self_s;
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1735 end = self_s + self_len;
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1736 while (count-- > 0) {
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1737 next = findchar(start, end-start, from_c);
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1738 if (next == NULL)
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1739 break;
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1740 Py_MEMCPY(result_s, start, next-start);
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1741 result_s += (next-start);
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1742 start = next+1;
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1743 }
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1744 Py_MEMCPY(result_s, start, end-start);
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1745
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diff changeset
1746 return result;
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1747 }
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1748
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diff changeset
1749 /* len(self)>=1, len(from)>=2, to="", maxcount>=1 */
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1750
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diff changeset
1751 Py_LOCAL(PyBytesObject *)
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1752 replace_delete_substring(PyBytesObject *self,
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diff changeset
1753 const char *from_s, Py_ssize_t from_len,
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1754 Py_ssize_t maxcount)
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1755 {
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diff changeset
1756 char *self_s, *result_s;
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1757 char *start, *next, *end;
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1758 Py_ssize_t self_len, result_len;
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1759 Py_ssize_t count, offset;
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1760 PyBytesObject *result;
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1761
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1762 self_len = PyBytes_GET_SIZE(self);
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1763 self_s = PyBytes_AS_STRING(self);
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1764
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1765 count = countstring(self_s, self_len,
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diff changeset
1766 from_s, from_len,
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1767 0, self_len, 1,
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diff changeset
1768 maxcount);
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parents:
diff changeset
1769
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diff changeset
1770 if (count == 0) {
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parents:
diff changeset
1771 /* no matches */
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diff changeset
1772 return return_self(self);
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diff changeset
1773 }
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diff changeset
1774
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diff changeset
1775 result_len = self_len - (count * from_len);
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diff changeset
1776 assert (result_len>=0);
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1777
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diff changeset
1778 if ( (result = (PyBytesObject *)
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diff changeset
1779 PyBytes_FromStringAndSize(NULL, result_len)) == NULL )
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1780 return NULL;
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1781
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diff changeset
1782 result_s = PyBytes_AS_STRING(result);
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diff changeset
1783
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diff changeset
1784 start = self_s;
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diff changeset
1785 end = self_s + self_len;
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diff changeset
1786 while (count-- > 0) {
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diff changeset
1787 offset = findstring(start, end-start,
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diff changeset
1788 from_s, from_len,
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diff changeset
1789 0, end-start, FORWARD);
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diff changeset
1790 if (offset == -1)
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diff changeset
1791 break;
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diff changeset
1792 next = start + offset;
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1793
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diff changeset
1794 Py_MEMCPY(result_s, start, next-start);
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1795
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diff changeset
1796 result_s += (next-start);
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diff changeset
1797 start = next+from_len;
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1798 }
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diff changeset
1799 Py_MEMCPY(result_s, start, end-start);
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diff changeset
1800 return result;
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1801 }
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1802
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diff changeset
1803 /* len(self)>=1, len(from)==len(to)==1, maxcount>=1 */
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diff changeset
1804 Py_LOCAL(PyBytesObject *)
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diff changeset
1805 replace_single_character_in_place(PyBytesObject *self,
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diff changeset
1806 char from_c, char to_c,
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diff changeset
1807 Py_ssize_t maxcount)
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1808 {
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diff changeset
1809 char *self_s, *result_s, *start, *end, *next;
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1810 Py_ssize_t self_len;
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1811 PyBytesObject *result;
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1812
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diff changeset
1813 /* The result string will be the same size */
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1814 self_s = PyBytes_AS_STRING(self);
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1815 self_len = PyBytes_GET_SIZE(self);
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1816
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diff changeset
1817 next = findchar(self_s, self_len, from_c);
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1818
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diff changeset
1819 if (next == NULL) {
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diff changeset
1820 /* No matches; return the original bytes */
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1821 return return_self(self);
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1822 }
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1823
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diff changeset
1824 /* Need to make a new bytes */
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diff changeset
1825 result = (PyBytesObject *) PyBytes_FromStringAndSize(NULL, self_len);
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diff changeset
1826 if (result == NULL)
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1827 return NULL;
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1828 result_s = PyBytes_AS_STRING(result);
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diff changeset
1829 Py_MEMCPY(result_s, self_s, self_len);
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1830
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diff changeset
1831 /* change everything in-place, starting with this one */
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diff changeset
1832 start = result_s + (next-self_s);
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diff changeset
1833 *start = to_c;
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diff changeset
1834 start++;
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diff changeset
1835 end = result_s + self_len;
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1836
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diff changeset
1837 while (--maxcount > 0) {
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diff changeset
1838 next = findchar(start, end-start, from_c);
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1839 if (next == NULL)
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diff changeset
1840 break;
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diff changeset
1841 *next = to_c;
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1842 start = next+1;
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1843 }
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1844
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diff changeset
1845 return result;
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1846 }
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1847
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1848 /* len(self)>=1, len(from)==len(to)>=2, maxcount>=1 */
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1849 Py_LOCAL(PyBytesObject *)
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1850 replace_substring_in_place(PyBytesObject *self,
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1851 const char *from_s, Py_ssize_t from_len,
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1852 const char *to_s, Py_ssize_t to_len,
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1853 Py_ssize_t maxcount)
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1854 {
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1855 char *result_s, *start, *end;
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1856 char *self_s;
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1857 Py_ssize_t self_len, offset;
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1858 PyBytesObject *result;
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1859
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1860 /* The result bytes will be the same size */
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1861
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1862 self_s = PyBytes_AS_STRING(self);
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1863 self_len = PyBytes_GET_SIZE(self);
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1864
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1865 offset = findstring(self_s, self_len,
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1866 from_s, from_len,
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1867 0, self_len, FORWARD);
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1868 if (offset == -1) {
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1869 /* No matches; return the original bytes */
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1870 return return_self(self);
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1871 }
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1872
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1873 /* Need to make a new bytes */
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1874 result = (PyBytesObject *) PyBytes_FromStringAndSize(NULL, self_len);
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1875 if (result == NULL)
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1876 return NULL;
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1877 result_s = PyBytes_AS_STRING(result);
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1878 Py_MEMCPY(result_s, self_s, self_len);
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1879
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1880 /* change everything in-place, starting with this one */
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1881 start = result_s + offset;
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1882 Py_MEMCPY(start, to_s, from_len);
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1883 start += from_len;
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1884 end = result_s + self_len;
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1885
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1886 while ( --maxcount > 0) {
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1887 offset = findstring(start, end-start,
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1888 from_s, from_len,
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1889 0, end-start, FORWARD);
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1890 if (offset==-1)
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1891 break;
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1892 Py_MEMCPY(start+offset, to_s, from_len);
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1893 start += offset+from_len;
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1894 }
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1895
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1896 return result;
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1897 }
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1898
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1899 /* len(self)>=1, len(from)==1, len(to)>=2, maxcount>=1 */
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1900 Py_LOCAL(PyBytesObject *)
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1901 replace_single_character(PyBytesObject *self,
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1902 char from_c,
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1903 const char *to_s, Py_ssize_t to_len,
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1904 Py_ssize_t maxcount)
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1905 {
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1906 char *self_s, *result_s;
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1907 char *start, *next, *end;
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1908 Py_ssize_t self_len, result_len;
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1909 Py_ssize_t count, product;
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1910 PyBytesObject *result;
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1911
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1912 self_s = PyBytes_AS_STRING(self);
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1913 self_len = PyBytes_GET_SIZE(self);
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1914
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1915 count = countchar(self_s, self_len, from_c, maxcount);
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1916 if (count == 0) {
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1917 /* no matches, return unchanged */
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1918 return return_self(self);
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1919 }
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1920
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diff changeset
1921 /* use the difference between current and new, hence the "-1" */
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diff changeset
1922 /* result_len = self_len + count * (to_len-1) */
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diff changeset
1923 product = count * (to_len-1);
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diff changeset
1924 if (product / (to_len-1) != count) {
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diff changeset
1925 PyErr_SetString(PyExc_OverflowError, "replace bytes is too long");
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diff changeset
1926 return NULL;
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1927 }
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diff changeset
1928 result_len = self_len + product;
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diff changeset
1929 if (result_len < 0) {
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1930 PyErr_SetString(PyExc_OverflowError, "replace bytes is too long");
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diff changeset
1931 return NULL;
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1932 }
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1933
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diff changeset
1934 if ( (result = (PyBytesObject *)
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diff changeset
1935 PyBytes_FromStringAndSize(NULL, result_len)) == NULL)
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1936 return NULL;
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1937 result_s = PyBytes_AS_STRING(result);
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1938
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diff changeset
1939 start = self_s;
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1940 end = self_s + self_len;
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diff changeset
1941 while (count-- > 0) {
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diff changeset
1942 next = findchar(start, end-start, from_c);
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1943 if (next == NULL)
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diff changeset
1944 break;
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1945
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diff changeset
1946 if (next == start) {
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diff changeset
1947 /* replace with the 'to' */
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diff changeset
1948 Py_MEMCPY(result_s, to_s, to_len);
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1949 result_s += to_len;
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1950 start += 1;
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1951 } else {
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diff changeset
1952 /* copy the unchanged old then the 'to' */
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diff changeset
1953 Py_MEMCPY(result_s, start, next-start);
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1954 result_s += (next-start);
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diff changeset
1955 Py_MEMCPY(result_s, to_s, to_len);
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1956 result_s += to_len;
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1957 start = next+1;
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1958 }
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1959 }
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diff changeset
1960 /* Copy the remainder of the remaining bytes */
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diff changeset
1961 Py_MEMCPY(result_s, start, end-start);
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1962
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diff changeset
1963 return result;
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1964 }
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1965
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diff changeset
1966 /* len(self)>=1, len(from)>=2, len(to)>=2, maxcount>=1 */
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diff changeset
1967 Py_LOCAL(PyBytesObject *)
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diff changeset
1968 replace_substring(PyBytesObject *self,
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diff changeset
1969 const char *from_s, Py_ssize_t from_len,
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diff changeset
1970 const char *to_s, Py_ssize_t to_len,
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diff changeset
1971 Py_ssize_t maxcount)
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1972 {
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1973 char *self_s, *result_s;
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diff changeset
1974 char *start, *next, *end;
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1975 Py_ssize_t self_len, result_len;
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diff changeset
1976 Py_ssize_t count, offset, product;
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diff changeset
1977 PyBytesObject *result;
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1978
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diff changeset
1979 self_s = PyBytes_AS_STRING(self);
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diff changeset
1980 self_len = PyBytes_GET_SIZE(self);
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1981
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diff changeset
1982 count = countstring(self_s, self_len,
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diff changeset
1983 from_s, from_len,
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diff changeset
1984 0, self_len, FORWARD, maxcount);
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1985 if (count == 0) {
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diff changeset
1986 /* no matches, return unchanged */
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1987 return return_self(self);
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1988 }
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1989
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diff changeset
1990 /* Check for overflow */
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diff changeset
1991 /* result_len = self_len + count * (to_len-from_len) */
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1992 product = count * (to_len-from_len);
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diff changeset
1993 if (product / (to_len-from_len) != count) {
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diff changeset
1994 PyErr_SetString(PyExc_OverflowError, "replace bytes is too long");
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1995 return NULL;
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1996 }
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diff changeset
1997 result_len = self_len + product;
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diff changeset
1998 if (result_len < 0) {
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diff changeset
1999 PyErr_SetString(PyExc_OverflowError, "replace bytes is too long");
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diff changeset
2000 return NULL;
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2001 }
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2002
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diff changeset
2003 if ( (result = (PyBytesObject *)
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diff changeset
2004 PyBytes_FromStringAndSize(NULL, result_len)) == NULL)
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diff changeset
2005 return NULL;
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2006 result_s = PyBytes_AS_STRING(result);
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2007
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diff changeset
2008 start = self_s;
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diff changeset
2009 end = self_s + self_len;
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diff changeset
2010 while (count-- > 0) {
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diff changeset
2011 offset = findstring(start, end-start,
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diff changeset
2012 from_s, from_len,
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diff changeset
2013 0, end-start, FORWARD);
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2014 if (offset == -1)
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diff changeset
2015 break;
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diff changeset
2016 next = start+offset;
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2017 if (next == start) {
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diff changeset
2018 /* replace with the 'to' */
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diff changeset
2019 Py_MEMCPY(result_s, to_s, to_len);
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diff changeset
2020 result_s += to_len;
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diff changeset
2021 start += from_len;
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diff changeset
2022 } else {
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diff changeset
2023 /* copy the unchanged old then the 'to' */
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diff changeset
2024 Py_MEMCPY(result_s, start, next-start);
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diff changeset
2025 result_s += (next-start);
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diff changeset
2026 Py_MEMCPY(result_s, to_s, to_len);
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diff changeset
2027 result_s += to_len;
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diff changeset
2028 start = next+from_len;
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diff changeset
2029 }
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2030 }
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diff changeset
2031 /* Copy the remainder of the remaining bytes */
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diff changeset
2032 Py_MEMCPY(result_s, start, end-start);
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2033
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diff changeset
2034 return result;
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diff changeset
2035 }
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2036
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2037
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diff changeset
2038 Py_LOCAL(PyBytesObject *)
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diff changeset
2039 replace(PyBytesObject *self,
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diff changeset
2040 const char *from_s, Py_ssize_t from_len,
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diff changeset
2041 const char *to_s, Py_ssize_t to_len,
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diff changeset
2042 Py_ssize_t maxcount)
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2043 {
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diff changeset
2044 if (maxcount < 0) {
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2045 maxcount = PY_SSIZE_T_MAX;
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2046 } else if (maxcount == 0 || PyBytes_GET_SIZE(self) == 0) {
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2047 /* nothing to do; return the original bytes */
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2048 return return_self(self);
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2049 }
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2050
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diff changeset
2051 if (maxcount == 0 ||
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diff changeset
2052 (from_len == 0 && to_len == 0)) {
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diff changeset
2053 /* nothing to do; return the original bytes */
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diff changeset
2054 return return_self(self);
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2055 }
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diff changeset
2056
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diff changeset
2057 /* Handle zero-length special cases */
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diff changeset
2058
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diff changeset
2059 if (from_len == 0) {
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diff changeset
2060 /* insert the 'to' bytes everywhere. */
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diff changeset
2061 /* >>> "Python".replace("", ".") */
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diff changeset
2062 /* '.P.y.t.h.o.n.' */
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diff changeset
2063 return replace_interleave(self, to_s, to_len, maxcount);
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diff changeset
2064 }
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2065
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diff changeset
2066 /* Except for "".replace("", "A") == "A" there is no way beyond this */
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diff changeset
2067 /* point for an empty self bytes to generate a non-empty bytes */
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diff changeset
2068 /* Special case so the remaining code always gets a non-empty bytes */
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diff changeset
2069 if (PyBytes_GET_SIZE(self) == 0) {
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diff changeset
2070 return return_self(self);
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2071 }
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2072
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diff changeset
2073 if (to_len == 0) {
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Christian Heimes <christian@cheimes.de>
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diff changeset
2074 /* delete all occurances of 'from' bytes */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2075 if (from_len == 1) {
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Christian Heimes <christian@cheimes.de>
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diff changeset
2076 return replace_delete_single_character(
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2077 self, from_s[0], maxcount);
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parents:
diff changeset
2078 } else {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2079 return replace_delete_substring(self, from_s, from_len, maxcount);
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parents:
diff changeset
2080 }
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parents:
diff changeset
2081 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2082
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Christian Heimes <christian@cheimes.de>
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diff changeset
2083 /* Handle special case where both bytes have the same length */
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parents:
diff changeset
2084
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2085 if (from_len == to_len) {
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parents:
diff changeset
2086 if (from_len == 1) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2087 return replace_single_character_in_place(
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2088 self,
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diff changeset
2089 from_s[0],
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2090 to_s[0],
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parents:
diff changeset
2091 maxcount);
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parents:
diff changeset
2092 } else {
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Christian Heimes <christian@cheimes.de>
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diff changeset
2093 return replace_substring_in_place(
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diff changeset
2094 self, from_s, from_len, to_s, to_len, maxcount);
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diff changeset
2095 }
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diff changeset
2096 }
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parents:
diff changeset
2097
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diff changeset
2098 /* Otherwise use the more generic algorithms */
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parents:
diff changeset
2099 if (from_len == 1) {
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diff changeset
2100 return replace_single_character(self, from_s[0],
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parents:
diff changeset
2101 to_s, to_len, maxcount);
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diff changeset
2102 } else {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2103 /* len('from')>=2, len('to')>=1 */
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diff changeset
2104 return replace_substring(self, from_s, from_len, to_s, to_len, maxcount);
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diff changeset
2105 }
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diff changeset
2106 }
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diff changeset
2107
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diff changeset
2108
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diff changeset
2109 PyDoc_STRVAR(replace__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2110 "B.replace(old, new[, count]) -> bytes\n\
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diff changeset
2111 \n\
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diff changeset
2112 Return a copy of B with all occurrences of subsection\n\
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diff changeset
2113 old replaced by new. If the optional argument count is\n\
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diff changeset
2114 given, only the first count occurrences are replaced.");
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diff changeset
2115
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diff changeset
2116 static PyObject *
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diff changeset
2117 bytes_replace(PyBytesObject *self, PyObject *args)
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diff changeset
2118 {
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diff changeset
2119 Py_ssize_t count = -1;
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diff changeset
2120 PyObject *from, *to, *res;
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diff changeset
2121 Py_buffer vfrom, vto;
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diff changeset
2122
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diff changeset
2123 if (!PyArg_ParseTuple(args, "OO|n:replace", &from, &to, &count))
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diff changeset
2124 return NULL;
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diff changeset
2125
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diff changeset
2126 if (_getbuffer(from, &vfrom) < 0)
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diff changeset
2127 return NULL;
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diff changeset
2128 if (_getbuffer(to, &vto) < 0) {
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diff changeset
2129 PyObject_ReleaseBuffer(from, &vfrom);
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diff changeset
2130 return NULL;
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diff changeset
2131 }
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diff changeset
2132
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diff changeset
2133 res = (PyObject *)replace((PyBytesObject *) self,
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diff changeset
2134 vfrom.buf, vfrom.len,
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diff changeset
2135 vto.buf, vto.len, count);
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diff changeset
2136
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diff changeset
2137 PyObject_ReleaseBuffer(from, &vfrom);
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diff changeset
2138 PyObject_ReleaseBuffer(to, &vto);
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diff changeset
2139 return res;
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diff changeset
2140 }
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diff changeset
2141
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diff changeset
2142
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diff changeset
2143 /* Overallocate the initial list to reduce the number of reallocs for small
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diff changeset
2144 split sizes. Eg, "A A A A A A A A A A".split() (10 elements) has three
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diff changeset
2145 resizes, to sizes 4, 8, then 16. Most observed string splits are for human
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diff changeset
2146 text (roughly 11 words per line) and field delimited data (usually 1-10
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diff changeset
2147 fields). For large strings the split algorithms are bandwidth limited
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diff changeset
2148 so increasing the preallocation likely will not improve things.*/
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diff changeset
2149
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2150 #define MAX_PREALLOC 12
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2151
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2152 /* 5 splits gives 6 elements */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2153 #define PREALLOC_SIZE(maxsplit) \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2154 (maxsplit >= MAX_PREALLOC ? MAX_PREALLOC : maxsplit+1)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2155
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2156 #define SPLIT_APPEND(data, left, right) \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2157 str = PyBytes_FromStringAndSize((data) + (left), \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2158 (right) - (left)); \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2159 if (str == NULL) \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2160 goto onError; \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2161 if (PyList_Append(list, str)) { \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2162 Py_DECREF(str); \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2163 goto onError; \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2164 } \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2165 else \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2166 Py_DECREF(str);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2167
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2168 #define SPLIT_ADD(data, left, right) { \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2169 str = PyBytes_FromStringAndSize((data) + (left), \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2170 (right) - (left)); \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2171 if (str == NULL) \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2172 goto onError; \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2173 if (count < MAX_PREALLOC) { \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2174 PyList_SET_ITEM(list, count, str); \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2175 } else { \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2176 if (PyList_Append(list, str)) { \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2177 Py_DECREF(str); \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2178 goto onError; \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2179 } \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2180 else \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2181 Py_DECREF(str); \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2182 } \
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2183 count++; }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2184
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2185 /* Always force the list to the expected size. */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2186 #define FIX_PREALLOC_SIZE(list) Py_SIZE(list) = count
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2187
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2188
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2189 Py_LOCAL_INLINE(PyObject *)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2190 split_char(const char *s, Py_ssize_t len, char ch, Py_ssize_t maxcount)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2191 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2192 register Py_ssize_t i, j, count = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2193 PyObject *str;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2194 PyObject *list = PyList_New(PREALLOC_SIZE(maxcount));
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2195
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2196 if (list == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2197 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2198
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2199 i = j = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2200 while ((j < len) && (maxcount-- > 0)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2201 for(; j < len; j++) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2202 /* I found that using memchr makes no difference */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2203 if (s[j] == ch) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2204 SPLIT_ADD(s, i, j);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2205 i = j = j + 1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2206 break;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2207 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2208 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2209 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2210 if (i <= len) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2211 SPLIT_ADD(s, i, len);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2212 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2213 FIX_PREALLOC_SIZE(list);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2214 return list;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2215
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2216 onError:
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2217 Py_DECREF(list);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2218 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2219 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2220
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2221
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2222 Py_LOCAL_INLINE(PyObject *)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2223 split_whitespace(const char *s, Py_ssize_t len, Py_ssize_t maxcount)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2224 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2225 register Py_ssize_t i, j, count = 0;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2226 PyObject *str;
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parents:
diff changeset
2227 PyObject *list = PyList_New(PREALLOC_SIZE(maxcount));
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parents:
diff changeset
2228
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2229 if (list == NULL)
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Christian Heimes <christian@cheimes.de>
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diff changeset
2230 return NULL;
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diff changeset
2231
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Christian Heimes <christian@cheimes.de>
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diff changeset
2232 for (i = j = 0; i < len; ) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2233 /* find a token */
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parents:
diff changeset
2234 while (i < len && ISSPACE(s[i]))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2235 i++;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2236 j = i;
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parents:
diff changeset
2237 while (i < len && !ISSPACE(s[i]))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2238 i++;
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parents:
diff changeset
2239 if (j < i) {
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parents:
diff changeset
2240 if (maxcount-- <= 0)
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parents:
diff changeset
2241 break;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2242 SPLIT_ADD(s, j, i);
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parents:
diff changeset
2243 while (i < len && ISSPACE(s[i]))
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diff changeset
2244 i++;
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diff changeset
2245 j = i;
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diff changeset
2246 }
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parents:
diff changeset
2247 }
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parents:
diff changeset
2248 if (j < len) {
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diff changeset
2249 SPLIT_ADD(s, j, len);
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diff changeset
2250 }
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parents:
diff changeset
2251 FIX_PREALLOC_SIZE(list);
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diff changeset
2252 return list;
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diff changeset
2253
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parents:
diff changeset
2254 onError:
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diff changeset
2255 Py_DECREF(list);
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diff changeset
2256 return NULL;
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diff changeset
2257 }
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diff changeset
2258
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parents:
diff changeset
2259 PyDoc_STRVAR(split__doc__,
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parents:
diff changeset
2260 "B.split([sep[, maxsplit]]) -> list of bytearray\n\
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parents:
diff changeset
2261 \n\
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diff changeset
2262 Return a list of the sections in B, using sep as the delimiter.\n\
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diff changeset
2263 If sep is not given, B is split on ASCII whitespace characters\n\
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parents:
diff changeset
2264 (space, tab, return, newline, formfeed, vertical tab).\n\
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diff changeset
2265 If maxsplit is given, at most maxsplit splits are done.");
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diff changeset
2266
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diff changeset
2267 static PyObject *
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diff changeset
2268 bytes_split(PyBytesObject *self, PyObject *args)
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diff changeset
2269 {
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diff changeset
2270 Py_ssize_t len = PyBytes_GET_SIZE(self), n, i, j;
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diff changeset
2271 Py_ssize_t maxsplit = -1, count = 0;
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parents:
diff changeset
2272 const char *s = PyBytes_AS_STRING(self), *sub;
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diff changeset
2273 PyObject *list, *str, *subobj = Py_None;
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diff changeset
2274 Py_buffer vsub;
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diff changeset
2275 #ifdef USE_FAST
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diff changeset
2276 Py_ssize_t pos;
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diff changeset
2277 #endif
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diff changeset
2278
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parents:
diff changeset
2279 if (!PyArg_ParseTuple(args, "|On:split", &subobj, &maxsplit))
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diff changeset
2280 return NULL;
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diff changeset
2281 if (maxsplit < 0)
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diff changeset
2282 maxsplit = PY_SSIZE_T_MAX;
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diff changeset
2283
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diff changeset
2284 if (subobj == Py_None)
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diff changeset
2285 return split_whitespace(s, len, maxsplit);
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diff changeset
2286
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diff changeset
2287 if (_getbuffer(subobj, &vsub) < 0)
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diff changeset
2288 return NULL;
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diff changeset
2289 sub = vsub.buf;
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diff changeset
2290 n = vsub.len;
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diff changeset
2291
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diff changeset
2292 if (n == 0) {
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diff changeset
2293 PyErr_SetString(PyExc_ValueError, "empty separator");
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diff changeset
2294 PyObject_ReleaseBuffer(subobj, &vsub);
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diff changeset
2295 return NULL;
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diff changeset
2296 }
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diff changeset
2297 if (n == 1)
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diff changeset
2298 return split_char(s, len, sub[0], maxsplit);
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diff changeset
2299
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diff changeset
2300 list = PyList_New(PREALLOC_SIZE(maxsplit));
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diff changeset
2301 if (list == NULL) {
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diff changeset
2302 PyObject_ReleaseBuffer(subobj, &vsub);
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diff changeset
2303 return NULL;
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parents:
diff changeset
2304 }
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parents:
diff changeset
2305
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parents:
diff changeset
2306 #ifdef USE_FAST
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diff changeset
2307 i = j = 0;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2308 while (maxsplit-- > 0) {
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parents:
diff changeset
2309 pos = fastsearch(s+i, len-i, sub, n, FAST_SEARCH);
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parents:
diff changeset
2310 if (pos < 0)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2311 break;
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parents:
diff changeset
2312 j = i+pos;
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Christian Heimes <christian@cheimes.de>
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diff changeset
2313 SPLIT_ADD(s, i, j);
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diff changeset
2314 i = j + n;
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diff changeset
2315 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2316 #else
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diff changeset
2317 i = j = 0;
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Christian Heimes <christian@cheimes.de>
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diff changeset
2318 while ((j+n <= len) && (maxsplit-- > 0)) {
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diff changeset
2319 for (; j+n <= len; j++) {
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diff changeset
2320 if (Py_STRING_MATCH(s, j, sub, n)) {
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diff changeset
2321 SPLIT_ADD(s, i, j);
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diff changeset
2322 i = j = j + n;
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diff changeset
2323 break;
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diff changeset
2324 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2325 }
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diff changeset
2326 }
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parents:
diff changeset
2327 #endif
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diff changeset
2328 SPLIT_ADD(s, i, len);
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diff changeset
2329 FIX_PREALLOC_SIZE(list);
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diff changeset
2330 PyObject_ReleaseBuffer(subobj, &vsub);
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diff changeset
2331 return list;
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diff changeset
2332
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diff changeset
2333 onError:
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diff changeset
2334 Py_DECREF(list);
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diff changeset
2335 PyObject_ReleaseBuffer(subobj, &vsub);
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diff changeset
2336 return NULL;
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diff changeset
2337 }
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diff changeset
2338
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diff changeset
2339 /* stringlib's partition shares nullbytes in some cases.
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diff changeset
2340 undo this, we don't want the nullbytes to be shared. */
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diff changeset
2341 static PyObject *
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diff changeset
2342 make_nullbytes_unique(PyObject *result)
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diff changeset
2343 {
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diff changeset
2344 if (result != NULL) {
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diff changeset
2345 int i;
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diff changeset
2346 assert(PyTuple_Check(result));
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diff changeset
2347 assert(PyTuple_GET_SIZE(result) == 3);
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diff changeset
2348 for (i = 0; i < 3; i++) {
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diff changeset
2349 if (PyTuple_GET_ITEM(result, i) == (PyObject *)nullbytes) {
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diff changeset
2350 PyObject *new = PyBytes_FromStringAndSize(NULL, 0);
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diff changeset
2351 if (new == NULL) {
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diff changeset
2352 Py_DECREF(result);
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diff changeset
2353 result = NULL;
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diff changeset
2354 break;
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diff changeset
2355 }
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diff changeset
2356 Py_DECREF(nullbytes);
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diff changeset
2357 PyTuple_SET_ITEM(result, i, new);
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diff changeset
2358 }
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diff changeset
2359 }
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diff changeset
2360 }
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diff changeset
2361 return result;
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diff changeset
2362 }
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diff changeset
2363
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diff changeset
2364 PyDoc_STRVAR(partition__doc__,
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diff changeset
2365 "B.partition(sep) -> (head, sep, tail)\n\
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diff changeset
2366 \n\
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parents:
diff changeset
2367 Searches for the separator sep in B, and returns the part before it,\n\
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diff changeset
2368 the separator itself, and the part after it. If the separator is not\n\
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diff changeset
2369 found, returns B and two empty bytearray objects.");
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diff changeset
2370
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diff changeset
2371 static PyObject *
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diff changeset
2372 bytes_partition(PyBytesObject *self, PyObject *sep_obj)
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diff changeset
2373 {
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diff changeset
2374 PyObject *bytesep, *result;
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diff changeset
2375
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diff changeset
2376 bytesep = PyBytes_FromObject(sep_obj);
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diff changeset
2377 if (! bytesep)
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diff changeset
2378 return NULL;
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diff changeset
2379
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2380 result = stringlib_partition(
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2381 (PyObject*) self,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2382 PyBytes_AS_STRING(self), PyBytes_GET_SIZE(self),
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2383 bytesep,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2384 PyBytes_AS_STRING(bytesep), PyBytes_GET_SIZE(bytesep)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2385 );
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2386
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2387 Py_DECREF(bytesep);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2388 return make_nullbytes_unique(result);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2389 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2390
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2391 PyDoc_STRVAR(rpartition__doc__,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2392 "B.rpartition(sep) -> (tail, sep, head)\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2393 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2394 Searches for the separator sep in B, starting at the end of B,\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2395 and returns the part before it, the separator itself, and the\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2396 part after it. If the separator is not found, returns two empty\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2397 bytearray objects and B.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2398
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2399 static PyObject *
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2400 bytes_rpartition(PyBytesObject *self, PyObject *sep_obj)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2401 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2402 PyObject *bytesep, *result;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2403
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2404 bytesep = PyBytes_FromObject(sep_obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2405 if (! bytesep)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2406 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2407
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2408 result = stringlib_rpartition(
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2409 (PyObject*) self,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2410 PyBytes_AS_STRING(self), PyBytes_GET_SIZE(self),
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2411 bytesep,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2412 PyBytes_AS_STRING(bytesep), PyBytes_GET_SIZE(bytesep)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2413 );
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2414
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2415 Py_DECREF(bytesep);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2416 return make_nullbytes_unique(result);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2417 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2418
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2419 Py_LOCAL_INLINE(PyObject *)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2420 rsplit_char(const char *s, Py_ssize_t len, char ch, Py_ssize_t maxcount)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2421 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2422 register Py_ssize_t i, j, count=0;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2423 PyObject *str;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2424 PyObject *list = PyList_New(PREALLOC_SIZE(maxcount));
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2425
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2426 if (list == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2427 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2428
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2429 i = j = len - 1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2430 while ((i >= 0) && (maxcount-- > 0)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2431 for (; i >= 0; i--) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2432 if (s[i] == ch) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2433 SPLIT_ADD(s, i + 1, j + 1);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2434 j = i = i - 1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2435 break;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2436 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2437 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2438 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2439 if (j >= -1) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2440 SPLIT_ADD(s, 0, j + 1);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2441 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2442 FIX_PREALLOC_SIZE(list);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2443 if (PyList_Reverse(list) < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2444 goto onError;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2445
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2446 return list;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2447
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2448 onError:
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2449 Py_DECREF(list);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2450 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2451 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2452
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2453 Py_LOCAL_INLINE(PyObject *)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2454 rsplit_whitespace(const char *s, Py_ssize_t len, Py_ssize_t maxcount)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2455 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2456 register Py_ssize_t i, j, count = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2457 PyObject *str;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2458 PyObject *list = PyList_New(PREALLOC_SIZE(maxcount));
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2459
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2460 if (list == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2461 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2462
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2463 for (i = j = len - 1; i >= 0; ) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2464 /* find a token */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2465 while (i >= 0 && ISSPACE(s[i]))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2466 i--;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2467 j = i;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2468 while (i >= 0 && !ISSPACE(s[i]))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2469 i--;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2470 if (j > i) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2471 if (maxcount-- <= 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2472 break;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2473 SPLIT_ADD(s, i + 1, j + 1);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2474 while (i >= 0 && ISSPACE(s[i]))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2475 i--;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2476 j = i;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2477 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2478 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2479 if (j >= 0) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2480 SPLIT_ADD(s, 0, j + 1);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2481 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2482 FIX_PREALLOC_SIZE(list);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2483 if (PyList_Reverse(list) < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2484 goto onError;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2485
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2486 return list;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2487
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2488 onError:
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2489 Py_DECREF(list);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2490 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2491 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2492
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2493 PyDoc_STRVAR(rsplit__doc__,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2494 "B.rsplit(sep[, maxsplit]) -> list of bytearray\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2495 \n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2496 Return a list of the sections in B, using sep as the delimiter,\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2497 starting at the end of B and working to the front.\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2498 If sep is not given, B is split on ASCII whitespace characters\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2499 (space, tab, return, newline, formfeed, vertical tab).\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2500 If maxsplit is given, at most maxsplit splits are done.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2501
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2502 static PyObject *
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2503 bytes_rsplit(PyBytesObject *self, PyObject *args)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2504 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2505 Py_ssize_t len = PyBytes_GET_SIZE(self), n, i, j;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2506 Py_ssize_t maxsplit = -1, count = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2507 const char *s = PyBytes_AS_STRING(self), *sub;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2508 PyObject *list, *str, *subobj = Py_None;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2509 Py_buffer vsub;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2510
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2511 if (!PyArg_ParseTuple(args, "|On:rsplit", &subobj, &maxsplit))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2512 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2513 if (maxsplit < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2514 maxsplit = PY_SSIZE_T_MAX;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2515
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2516 if (subobj == Py_None)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2517 return rsplit_whitespace(s, len, maxsplit);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2518
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2519 if (_getbuffer(subobj, &vsub) < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2520 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2521 sub = vsub.buf;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2522 n = vsub.len;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2523
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2524 if (n == 0) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2525 PyErr_SetString(PyExc_ValueError, "empty separator");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2526 PyObject_ReleaseBuffer(subobj, &vsub);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2527 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2528 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2529 else if (n == 1)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2530 return rsplit_char(s, len, sub[0], maxsplit);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2531
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2532 list = PyList_New(PREALLOC_SIZE(maxsplit));
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2533 if (list == NULL) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2534 PyObject_ReleaseBuffer(subobj, &vsub);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2535 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2536 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2537
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2538 j = len;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2539 i = j - n;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2540
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2541 while ( (i >= 0) && (maxsplit-- > 0) ) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2542 for (; i>=0; i--) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2543 if (Py_STRING_MATCH(s, i, sub, n)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2544 SPLIT_ADD(s, i + n, j);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2545 j = i;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2546 i -= n;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2547 break;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2548 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2549 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2550 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2551 SPLIT_ADD(s, 0, j);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2552 FIX_PREALLOC_SIZE(list);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2553 if (PyList_Reverse(list) < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2554 goto onError;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2555 PyObject_ReleaseBuffer(subobj, &vsub);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2556 return list;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2557
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2558 onError:
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2559 Py_DECREF(list);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2560 PyObject_ReleaseBuffer(subobj, &vsub);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2561 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2562 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2563
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2564 PyDoc_STRVAR(reverse__doc__,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2565 "B.reverse() -> None\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2566 \n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2567 Reverse the order of the values in B in place.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2568 static PyObject *
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2569 bytes_reverse(PyBytesObject *self, PyObject *unused)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2570 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2571 char swap, *head, *tail;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2572 Py_ssize_t i, j, n = Py_SIZE(self);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2573
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2574 j = n / 2;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2575 head = self->ob_bytes;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2576 tail = head + n - 1;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2577 for (i = 0; i < j; i++) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2578 swap = *head;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2579 *head++ = *tail;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2580 *tail-- = swap;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2581 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2582
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2583 Py_RETURN_NONE;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2584 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2585
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2586 PyDoc_STRVAR(insert__doc__,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2587 "B.insert(index, int) -> None\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2588 \n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2589 Insert a single item into the bytearray before the given index.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2590 static PyObject *
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2591 bytes_insert(PyBytesObject *self, PyObject *args)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2592 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2593 int value;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2594 Py_ssize_t where, n = Py_SIZE(self);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2595
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2596 if (!PyArg_ParseTuple(args, "ni:insert", &where, &value))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2597 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2598
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2599 if (n == PY_SSIZE_T_MAX) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2600 PyErr_SetString(PyExc_OverflowError,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2601 "cannot add more objects to bytes");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2602 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2603 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2604 if (value < 0 || value >= 256) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2605 PyErr_SetString(PyExc_ValueError,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2606 "byte must be in range(0, 256)");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2607 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2608 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2609 if (PyBytes_Resize((PyObject *)self, n + 1) < 0)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2610 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2611
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2612 if (where < 0) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2613 where += n;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2614 if (where < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2615 where = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2616 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2617 if (where > n)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2618 where = n;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2619 memmove(self->ob_bytes + where + 1, self->ob_bytes + where, n - where);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2620 self->ob_bytes[where] = value;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2621
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2622 Py_RETURN_NONE;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2623 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2624
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2625 PyDoc_STRVAR(append__doc__,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2626 "B.append(int) -> None\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2627 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2628 Append a single item to the end of B.");
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2629 static PyObject *
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2630 bytes_append(PyBytesObject *self, PyObject *arg)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2631 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2632 int value;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2633 Py_ssize_t n = Py_SIZE(self);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2634
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2635 if (! _getbytevalue(arg, &value))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2636 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2637 if (n == PY_SSIZE_T_MAX) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2638 PyErr_SetString(PyExc_OverflowError,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2639 "cannot add more objects to bytes");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2640 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2641 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2642 if (PyBytes_Resize((PyObject *)self, n + 1) < 0)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2643 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2644
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2645 self->ob_bytes[n] = value;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2646
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2647 Py_RETURN_NONE;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2648 }
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parents:
diff changeset
2649
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2650 PyDoc_STRVAR(extend__doc__,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2651 "B.extend(iterable int) -> None\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2652 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2653 Append all the elements from the iterator or sequence to the\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2654 end of B.");
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2655 static PyObject *
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2656 bytes_extend(PyBytesObject *self, PyObject *arg)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2657 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2658 PyObject *it, *item, *tmp, *res;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2659 Py_ssize_t buf_size = 0, len = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2660 int value;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2661 char *buf;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2662
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2663 /* bytes_setslice code only accepts something supporting PEP 3118. */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2664 if (PyObject_CheckBuffer(arg)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2665 if (bytes_setslice(self, Py_SIZE(self), Py_SIZE(self), arg) == -1)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2666 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2667
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2668 Py_RETURN_NONE;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2669 }
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parents:
diff changeset
2670
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2671 it = PyObject_GetIter(arg);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2672 if (it == NULL)
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parents:
diff changeset
2673 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2674
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2675 /* Try to determine the length of the argument. 32 is abitrary. */
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parents:
diff changeset
2676 buf_size = _PyObject_LengthHint(arg, 32);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2677
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2678 buf = (char *)PyMem_Malloc(buf_size * sizeof(char));
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2679 if (buf == NULL)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2680 return PyErr_NoMemory();
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parents:
diff changeset
2681
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2682 while ((item = PyIter_Next(it)) != NULL) {
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parents:
diff changeset
2683 if (! _getbytevalue(item, &value)) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2684 Py_DECREF(item);
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parents:
diff changeset
2685 Py_DECREF(it);
46131
d740c71f02ff Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 46130
diff changeset
2686 PyMem_Free(buf);
46107
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2687 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2688 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2689 buf[len++] = value;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2690 Py_DECREF(item);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2691 if (len >= buf_size) {
46131
d740c71f02ff Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 46130
diff changeset
2692 char *new_buf;
46107
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2693 buf_size = len + (len >> 1) + 1;
46131
d740c71f02ff Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 46130
diff changeset
2694 new_buf = (char *)PyMem_Realloc(buf, buf_size * sizeof(char));
d740c71f02ff Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 46130
diff changeset
2695 if (new_buf == NULL) {
46107
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2696 Py_DECREF(it);
46131
d740c71f02ff Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 46130
diff changeset
2697 PyMem_Free(buf);
46107
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2698 return PyErr_NoMemory();
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2699 }
46131
d740c71f02ff Fix memory leaks
Neal Norwitz <nnorwitz@gmail.com>
parents: 46130
diff changeset
2700 buf = new_buf;
46107
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2701 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2702 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2703 Py_DECREF(it);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2704
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2705 /* XXX: Is possible to avoid a full copy of the buffer? */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2706 tmp = PyBytes_FromStringAndSize(buf, len);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2707 res = bytes_extend(self, tmp);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2708 Py_DECREF(tmp);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2709 PyMem_Free(buf);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2710
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2711 return res;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2712 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2713
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2714 PyDoc_STRVAR(pop__doc__,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2715 "B.pop([index]) -> int\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2716 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2717 Remove and return a single item from B. If no index\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2718 argument is give, will pop the last value.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2719 static PyObject *
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2720 bytes_pop(PyBytesObject *self, PyObject *args)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2721 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2722 int value;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2723 Py_ssize_t where = -1, n = Py_SIZE(self);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2724
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2725 if (!PyArg_ParseTuple(args, "|n:pop", &where))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2726 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2727
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2728 if (n == 0) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2729 PyErr_SetString(PyExc_OverflowError,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2730 "cannot pop an empty bytes");
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2731 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2732 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2733 if (where < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2734 where += Py_SIZE(self);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2735 if (where < 0 || where >= Py_SIZE(self)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2736 PyErr_SetString(PyExc_IndexError, "pop index out of range");
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2737 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2738 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2739
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2740 value = self->ob_bytes[where];
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2741 memmove(self->ob_bytes + where, self->ob_bytes + where + 1, n - where);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2742 if (PyBytes_Resize((PyObject *)self, n - 1) < 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2743 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
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parents:
diff changeset
2744
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2745 return PyInt_FromLong(value);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2746 }
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parents:
diff changeset
2747
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2748 PyDoc_STRVAR(remove__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2749 "B.remove(int) -> None\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2750 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2751 Remove the first occurance of a value in B.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2752 static PyObject *
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2753 bytes_remove(PyBytesObject *self, PyObject *arg)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2754 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2755 int value;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2756 Py_ssize_t where, n = Py_SIZE(self);
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parents:
diff changeset
2757
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2758 if (! _getbytevalue(arg, &value))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2759 return NULL;
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parents:
diff changeset
2760
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2761 for (where = 0; where < n; where++) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2762 if (self->ob_bytes[where] == value)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2763 break;
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parents:
diff changeset
2764 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2765 if (where == n) {
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diff changeset
2766 PyErr_SetString(PyExc_ValueError, "value not found in bytes");
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diff changeset
2767 return NULL;
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diff changeset
2768 }
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diff changeset
2769
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parents:
diff changeset
2770 memmove(self->ob_bytes + where, self->ob_bytes + where + 1, n - where);
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parents:
diff changeset
2771 if (PyBytes_Resize((PyObject *)self, n - 1) < 0)
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diff changeset
2772 return NULL;
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diff changeset
2773
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diff changeset
2774 Py_RETURN_NONE;
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diff changeset
2775 }
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diff changeset
2776
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diff changeset
2777 /* XXX These two helpers could be optimized if argsize == 1 */
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diff changeset
2778
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parents:
diff changeset
2779 static Py_ssize_t
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diff changeset
2780 lstrip_helper(unsigned char *myptr, Py_ssize_t mysize,
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diff changeset
2781 void *argptr, Py_ssize_t argsize)
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parents:
diff changeset
2782 {
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parents:
diff changeset
2783 Py_ssize_t i = 0;
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diff changeset
2784 while (i < mysize && memchr(argptr, myptr[i], argsize))
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diff changeset
2785 i++;
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diff changeset
2786 return i;
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diff changeset
2787 }
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diff changeset
2788
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Christian Heimes <christian@cheimes.de>
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diff changeset
2789 static Py_ssize_t
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diff changeset
2790 rstrip_helper(unsigned char *myptr, Py_ssize_t mysize,
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diff changeset
2791 void *argptr, Py_ssize_t argsize)
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diff changeset
2792 {
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diff changeset
2793 Py_ssize_t i = mysize - 1;
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diff changeset
2794 while (i >= 0 && memchr(argptr, myptr[i], argsize))
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diff changeset
2795 i--;
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diff changeset
2796 return i + 1;
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diff changeset
2797 }
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diff changeset
2798
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diff changeset
2799 PyDoc_STRVAR(strip__doc__,
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diff changeset
2800 "B.strip([bytes]) -> bytearray\n\
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diff changeset
2801 \n\
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diff changeset
2802 Strip leading and trailing bytes contained in the argument.\n\
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diff changeset
2803 If the argument is omitted, strip ASCII whitespace.");
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diff changeset
2804 static PyObject *
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diff changeset
2805 bytes_strip(PyBytesObject *self, PyObject *args)
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diff changeset
2806 {
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diff changeset
2807 Py_ssize_t left, right, mysize, argsize;
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diff changeset
2808 void *myptr, *argptr;
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diff changeset
2809 PyObject *arg = Py_None;
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diff changeset
2810 Py_buffer varg;
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parents:
diff changeset
2811 if (!PyArg_ParseTuple(args, "|O:strip", &arg))
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diff changeset
2812 return NULL;
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diff changeset
2813 if (arg == Py_None) {
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diff changeset
2814 argptr = "\t\n\r\f\v ";
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diff changeset
2815 argsize = 6;
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diff changeset
2816 }
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diff changeset
2817 else {
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diff changeset
2818 if (_getbuffer(arg, &varg) < 0)
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diff changeset
2819 return NULL;
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diff changeset
2820 argptr = varg.buf;
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diff changeset
2821 argsize = varg.len;
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diff changeset
2822 }
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diff changeset
2823 myptr = self->ob_bytes;
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diff changeset
2824 mysize = Py_SIZE(self);
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diff changeset
2825 left = lstrip_helper(myptr, mysize, argptr, argsize);
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diff changeset
2826 if (left == mysize)
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diff changeset
2827 right = left;
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diff changeset
2828 else
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diff changeset
2829 right = rstrip_helper(myptr, mysize, argptr, argsize);
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diff changeset
2830 if (arg != Py_None)
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diff changeset
2831 PyObject_ReleaseBuffer(arg, &varg);
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diff changeset
2832 return PyBytes_FromStringAndSize(self->ob_bytes + left, right - left);
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diff changeset
2833 }
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diff changeset
2834
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diff changeset
2835 PyDoc_STRVAR(lstrip__doc__,
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diff changeset
2836 "B.lstrip([bytes]) -> bytearray\n\
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diff changeset
2837 \n\
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diff changeset
2838 Strip leading bytes contained in the argument.\n\
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diff changeset
2839 If the argument is omitted, strip leading ASCII whitespace.");
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diff changeset
2840 static PyObject *
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diff changeset
2841 bytes_lstrip(PyBytesObject *self, PyObject *args)
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parents:
diff changeset
2842 {
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parents:
diff changeset
2843 Py_ssize_t left, right, mysize, argsize;
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diff changeset
2844 void *myptr, *argptr;
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diff changeset
2845 PyObject *arg = Py_None;
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diff changeset
2846 Py_buffer varg;
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parents:
diff changeset
2847 if (!PyArg_ParseTuple(args, "|O:lstrip", &arg))
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parents:
diff changeset
2848 return NULL;
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diff changeset
2849 if (arg == Py_None) {
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diff changeset
2850 argptr = "\t\n\r\f\v ";
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diff changeset
2851 argsize = 6;
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diff changeset
2852 }
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diff changeset
2853 else {
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diff changeset
2854 if (_getbuffer(arg, &varg) < 0)
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diff changeset
2855 return NULL;
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diff changeset
2856 argptr = varg.buf;
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diff changeset
2857 argsize = varg.len;
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diff changeset
2858 }
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diff changeset
2859 myptr = self->ob_bytes;
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diff changeset
2860 mysize = Py_SIZE(self);
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parents:
diff changeset
2861 left = lstrip_helper(myptr, mysize, argptr, argsize);
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diff changeset
2862 right = mysize;
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diff changeset
2863 if (arg != Py_None)
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diff changeset
2864 PyObject_ReleaseBuffer(arg, &varg);
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diff changeset
2865 return PyBytes_FromStringAndSize(self->ob_bytes + left, right - left);
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diff changeset
2866 }
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diff changeset
2867
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diff changeset
2868 PyDoc_STRVAR(rstrip__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2869 "B.rstrip([bytes]) -> bytearray\n\
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diff changeset
2870 \n\
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diff changeset
2871 Strip trailing bytes contained in the argument.\n\
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diff changeset
2872 If the argument is omitted, strip trailing ASCII whitespace.");
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diff changeset
2873 static PyObject *
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diff changeset
2874 bytes_rstrip(PyBytesObject *self, PyObject *args)
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diff changeset
2875 {
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diff changeset
2876 Py_ssize_t left, right, mysize, argsize;
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diff changeset
2877 void *myptr, *argptr;
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diff changeset
2878 PyObject *arg = Py_None;
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diff changeset
2879 Py_buffer varg;
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diff changeset
2880 if (!PyArg_ParseTuple(args, "|O:rstrip", &arg))
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diff changeset
2881 return NULL;
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diff changeset
2882 if (arg == Py_None) {
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diff changeset
2883 argptr = "\t\n\r\f\v ";
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diff changeset
2884 argsize = 6;
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diff changeset
2885 }
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diff changeset
2886 else {
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diff changeset
2887 if (_getbuffer(arg, &varg) < 0)
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diff changeset
2888 return NULL;
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diff changeset
2889 argptr = varg.buf;
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diff changeset
2890 argsize = varg.len;
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diff changeset
2891 }
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diff changeset
2892 myptr = self->ob_bytes;
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diff changeset
2893 mysize = Py_SIZE(self);
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diff changeset
2894 left = 0;
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diff changeset
2895 right = rstrip_helper(myptr, mysize, argptr, argsize);
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diff changeset
2896 if (arg != Py_None)
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diff changeset
2897 PyObject_ReleaseBuffer(arg, &varg);
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diff changeset
2898 return PyBytes_FromStringAndSize(self->ob_bytes + left, right - left);
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diff changeset
2899 }
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diff changeset
2900
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diff changeset
2901 PyDoc_STRVAR(decode_doc,
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diff changeset
2902 "B.decode([encoding[, errors]]) -> unicode object.\n\
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diff changeset
2903 \n\
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diff changeset
2904 Decodes B using the codec registered for encoding. encoding defaults\n\
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diff changeset
2905 to the default encoding. errors may be given to set a different error\n\
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diff changeset
2906 handling scheme. Default is 'strict' meaning that encoding errors raise\n\
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diff changeset
2907 a UnicodeDecodeError. Other possible values are 'ignore' and 'replace'\n\
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diff changeset
2908 as well as any other name registered with codecs.register_error that is\n\
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diff changeset
2909 able to handle UnicodeDecodeErrors.");
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diff changeset
2910
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diff changeset
2911 static PyObject *
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diff changeset
2912 bytes_decode(PyObject *self, PyObject *args)
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diff changeset
2913 {
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diff changeset
2914 const char *encoding = NULL;
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diff changeset
2915 const char *errors = NULL;
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diff changeset
2916
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2917 if (!PyArg_ParseTuple(args, "|ss:decode", &encoding, &errors))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2918 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2919 if (encoding == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2920 encoding = PyUnicode_GetDefaultEncoding();
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2921 return PyCodec_Decode(self, encoding, errors);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2922 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2923
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2924 PyDoc_STRVAR(alloc_doc,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2925 "B.__alloc__() -> int\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2926 \n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2927 Returns the number of bytes actually allocated.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2928
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2929 static PyObject *
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2930 bytes_alloc(PyBytesObject *self)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2931 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2932 return PyInt_FromSsize_t(self->ob_alloc);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2933 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2934
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2935 PyDoc_STRVAR(join_doc,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2936 "B.join(iterable_of_bytes) -> bytes\n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2937 \n\
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2938 Concatenates any number of bytearray objects, with B in between each pair.");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2939
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2940 static PyObject *
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2941 bytes_join(PyBytesObject *self, PyObject *it)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2942 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2943 PyObject *seq;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2944 Py_ssize_t mysize = Py_SIZE(self);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2945 Py_ssize_t i;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2946 Py_ssize_t n;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2947 PyObject **items;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2948 Py_ssize_t totalsize = 0;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2949 PyObject *result;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2950 char *dest;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2951
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2952 seq = PySequence_Fast(it, "can only join an iterable");
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2953 if (seq == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2954 return NULL;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2955 n = PySequence_Fast_GET_SIZE(seq);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2956 items = PySequence_Fast_ITEMS(seq);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2957
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2958 /* Compute the total size, and check that they are all bytes */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2959 /* XXX Shouldn't we use _getbuffer() on these items instead? */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2960 for (i = 0; i < n; i++) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2961 PyObject *obj = items[i];
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2962 if (!PyBytes_Check(obj) && !PyString_Check(obj)) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2963 PyErr_Format(PyExc_TypeError,
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2964 "can only join an iterable of bytes "
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2965 "(item %ld has type '%.100s')",
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2966 /* XXX %ld isn't right on Win64 */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2967 (long)i, Py_TYPE(obj)->tp_name);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2968 goto error;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2969 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2970 if (i > 0)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2971 totalsize += mysize;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2972 totalsize += Py_SIZE(obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2973 if (totalsize < 0) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2974 PyErr_NoMemory();
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2975 goto error;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2976 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2977 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2978
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2979 /* Allocate the result, and copy the bytes */
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2980 result = PyBytes_FromStringAndSize(NULL, totalsize);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2981 if (result == NULL)
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2982 goto error;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2983 dest = PyBytes_AS_STRING(result);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2984 for (i = 0; i < n; i++) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2985 PyObject *obj = items[i];
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2986 Py_ssize_t size = Py_SIZE(obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2987 char *buf;
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2988 if (PyBytes_Check(obj))
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2989 buf = PyBytes_AS_STRING(obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2990 else
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2991 buf = PyString_AS_STRING(obj);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2992 if (i) {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2993 memcpy(dest, self->ob_bytes, mysize);
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parents:
diff changeset
2994 dest += mysize;
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parents:
diff changeset
2995 }
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parents:
diff changeset
2996 memcpy(dest, buf, size);
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diff changeset
2997 dest += size;
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parents:
diff changeset
2998 }
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parents:
diff changeset
2999
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parents:
diff changeset
3000 /* Done */
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parents:
diff changeset
3001 Py_DECREF(seq);
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diff changeset
3002 return result;
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parents:
diff changeset
3003
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parents:
diff changeset
3004 /* Error handling */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3005 error:
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parents:
diff changeset
3006 Py_DECREF(seq);
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diff changeset
3007 return NULL;
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parents:
diff changeset
3008 }
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parents:
diff changeset
3009
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3010 PyDoc_STRVAR(fromhex_doc,
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parents:
diff changeset
3011 "bytearray.fromhex(string) -> bytearray\n\
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parents:
diff changeset
3012 \n\
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parents:
diff changeset
3013 Create a bytearray object from a string of hexadecimal numbers.\n\
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diff changeset
3014 Spaces between two numbers are accepted.\n\
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diff changeset
3015 Example: bytearray.fromhex('B9 01EF') -> bytearray(b'\\xb9\\x01\\xef').");
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diff changeset
3016
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parents:
diff changeset
3017 static int
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Christian Heimes <christian@cheimes.de>
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diff changeset
3018 hex_digit_to_int(Py_UNICODE c)
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parents:
diff changeset
3019 {
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diff changeset
3020 if (c >= 128)
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diff changeset
3021 return -1;
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parents:
diff changeset
3022 if (ISDIGIT(c))
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diff changeset
3023 return c - '0';
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diff changeset
3024 else {
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parents:
diff changeset
3025 if (ISUPPER(c))
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parents:
diff changeset
3026 c = TOLOWER(c);
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diff changeset
3027 if (c >= 'a' && c <= 'f')
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diff changeset
3028 return c - 'a' + 10;
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diff changeset
3029 }
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diff changeset
3030 return -1;
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parents:
diff changeset
3031 }
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parents:
diff changeset
3032
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parents:
diff changeset
3033 static PyObject *
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parents:
diff changeset
3034 bytes_fromhex(PyObject *cls, PyObject *args)
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parents:
diff changeset
3035 {
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parents:
diff changeset
3036 PyObject *newbytes, *hexobj;
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diff changeset
3037 char *buf;
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parents:
diff changeset
3038 Py_UNICODE *hex;
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parents:
diff changeset
3039 Py_ssize_t hexlen, byteslen, i, j;
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diff changeset
3040 int top, bot;
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diff changeset
3041
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parents:
diff changeset
3042 if (!PyArg_ParseTuple(args, "U:fromhex", &hexobj))
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diff changeset
3043 return NULL;
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parents:
diff changeset
3044 assert(PyUnicode_Check(hexobj));
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parents:
diff changeset
3045 hexlen = PyUnicode_GET_SIZE(hexobj);
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parents:
diff changeset
3046 hex = PyUnicode_AS_UNICODE(hexobj);
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parents:
diff changeset
3047 byteslen = hexlen/2; /* This overestimates if there are spaces */
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diff changeset
3048 newbytes = PyBytes_FromStringAndSize(NULL, byteslen);
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diff changeset
3049 if (!newbytes)
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diff changeset
3050 return NULL;
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parents:
diff changeset
3051 buf = PyBytes_AS_STRING(newbytes);
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parents:
diff changeset
3052 for (i = j = 0; i < hexlen; i += 2) {
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parents:
diff changeset
3053 /* skip over spaces in the input */
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parents:
diff changeset
3054 while (hex[i] == ' ')
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diff changeset
3055 i++;
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parents:
diff changeset
3056 if (i >= hexlen)
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parents:
diff changeset
3057 break;
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parents:
diff changeset
3058 top = hex_digit_to_int(hex[i]);
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parents:
diff changeset
3059 bot = hex_digit_to_int(hex[i+1]);
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diff changeset
3060 if (top == -1 || bot == -1) {
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diff changeset
3061 PyErr_Format(PyExc_ValueError,
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parents:
diff changeset
3062 "non-hexadecimal number found in "
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diff changeset
3063 "fromhex() arg at position %zd", i);
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parents:
diff changeset
3064 goto error;
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diff changeset
3065 }
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diff changeset
3066 buf[j++] = (top << 4) + bot;
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parents:
diff changeset
3067 }
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diff changeset
3068 if (PyBytes_Resize(newbytes, j) < 0)
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parents:
diff changeset
3069 goto error;
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diff changeset
3070 return newbytes;
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diff changeset
3071
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diff changeset
3072 error:
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diff changeset
3073 Py_DECREF(newbytes);
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diff changeset
3074 return NULL;
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diff changeset
3075 }
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diff changeset
3076
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diff changeset
3077 PyDoc_STRVAR(reduce_doc, "Return state information for pickling.");
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diff changeset
3078
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diff changeset
3079 static PyObject *
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diff changeset
3080 bytes_reduce(PyBytesObject *self)
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diff changeset
3081 {
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diff changeset
3082 PyObject *latin1, *dict;
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diff changeset
3083 if (self->ob_bytes)
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diff changeset
3084 latin1 = PyUnicode_DecodeLatin1(self->ob_bytes,
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diff changeset
3085 Py_SIZE(self), NULL);
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diff changeset
3086 else
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diff changeset
3087 latin1 = PyUnicode_FromString("");
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diff changeset
3088
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diff changeset
3089 dict = PyObject_GetAttrString((PyObject *)self, "__dict__");
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diff changeset
3090 if (dict == NULL) {
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diff changeset
3091 PyErr_Clear();
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diff changeset
3092 dict = Py_None;
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diff changeset
3093 Py_INCREF(dict);
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diff changeset
3094 }
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diff changeset
3095
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diff changeset
3096 return Py_BuildValue("(O(Ns)N)", Py_TYPE(self), latin1, "latin-1", dict);
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diff changeset
3097 }
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diff changeset
3098
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diff changeset
3099 static PySequenceMethods bytes_as_sequence = {
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diff changeset
3100 (lenfunc)bytes_length, /* sq_length */
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diff changeset
3101 (binaryfunc)PyBytes_Concat, /* sq_concat */
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diff changeset
3102 (ssizeargfunc)bytes_repeat, /* sq_repeat */
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diff changeset
3103 (ssizeargfunc)bytes_getitem, /* sq_item */
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diff changeset
3104 0, /* sq_slice */
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diff changeset
3105 (ssizeobjargproc)bytes_setitem, /* sq_ass_item */
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diff changeset
3106 0, /* sq_ass_slice */
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diff changeset
3107 (objobjproc)bytes_contains, /* sq_contains */
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diff changeset
3108 (binaryfunc)bytes_iconcat, /* sq_inplace_concat */
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diff changeset
3109 (ssizeargfunc)bytes_irepeat, /* sq_inplace_repeat */
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diff changeset
3110 };
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diff changeset
3111
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diff changeset
3112 static PyMappingMethods bytes_as_mapping = {
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diff changeset
3113 (lenfunc)bytes_length,
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diff changeset
3114 (binaryfunc)bytes_subscript,
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diff changeset
3115 (objobjargproc)bytes_ass_subscript,
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diff changeset
3116 };
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diff changeset
3117
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diff changeset
3118 static PyBufferProcs bytes_as_buffer = {
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diff changeset
3119 (readbufferproc)bytes_buffer_getreadbuf,
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diff changeset
3120 (writebufferproc)bytes_buffer_getwritebuf,
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diff changeset
3121 (segcountproc)bytes_buffer_getsegcount,
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diff changeset
3122 (charbufferproc)bytes_buffer_getcharbuf,
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diff changeset
3123 (getbufferproc)bytes_getbuffer,
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diff changeset
3124 (releasebufferproc)bytes_releasebuffer,
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diff changeset
3125 };
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diff changeset
3126
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diff changeset
3127 static PyMethodDef
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diff changeset
3128 bytes_methods[] = {
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diff changeset
3129 {"__alloc__", (PyCFunction)bytes_alloc, METH_NOARGS, alloc_doc},
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diff changeset
3130 {"__reduce__", (PyCFunction)bytes_reduce, METH_NOARGS, reduce_doc},
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diff changeset
3131 {"append", (PyCFunction)bytes_append, METH_O, append__doc__},
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diff changeset
3132 {"capitalize", (PyCFunction)stringlib_capitalize, METH_NOARGS,
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diff changeset
3133 _Py_capitalize__doc__},
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diff changeset
3134 {"center", (PyCFunction)stringlib_center, METH_VARARGS, center__doc__},
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diff changeset
3135 {"count", (PyCFunction)bytes_count, METH_VARARGS, count__doc__},
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diff changeset
3136 {"decode", (PyCFunction)bytes_decode, METH_VARARGS, decode_doc},
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diff changeset
3137 {"endswith", (PyCFunction)bytes_endswith, METH_VARARGS, endswith__doc__},
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diff changeset
3138 {"expandtabs", (PyCFunction)stringlib_expandtabs, METH_VARARGS,
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diff changeset
3139 expandtabs__doc__},
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diff changeset
3140 {"extend", (PyCFunction)bytes_extend, METH_O, extend__doc__},
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diff changeset
3141 {"find", (PyCFunction)bytes_find, METH_VARARGS, find__doc__},
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diff changeset
3142 {"fromhex", (PyCFunction)bytes_fromhex, METH_VARARGS|METH_CLASS,
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diff changeset
3143 fromhex_doc},
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diff changeset
3144 {"index", (PyCFunction)bytes_index, METH_VARARGS, index__doc__},
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diff changeset
3145 {"insert", (PyCFunction)bytes_insert, METH_VARARGS, insert__doc__},
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diff changeset
3146 {"isalnum", (PyCFunction)stringlib_isalnum, METH_NOARGS,
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diff changeset
3147 _Py_isalnum__doc__},
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diff changeset
3148 {"isalpha", (PyCFunction)stringlib_isalpha, METH_NOARGS,
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diff changeset
3149 _Py_isalpha__doc__},
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diff changeset
3150 {"isdigit", (PyCFunction)stringlib_isdigit, METH_NOARGS,
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diff changeset
3151 _Py_isdigit__doc__},
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diff changeset
3152 {"islower", (PyCFunction)stringlib_islower, METH_NOARGS,
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diff changeset
3153 _Py_islower__doc__},
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diff changeset
3154 {"isspace", (PyCFunction)stringlib_isspace, METH_NOARGS,
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diff changeset
3155 _Py_isspace__doc__},
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diff changeset
3156 {"istitle", (PyCFunction)stringlib_istitle, METH_NOARGS,
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diff changeset
3157 _Py_istitle__doc__},
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diff changeset
3158 {"isupper", (PyCFunction)stringlib_isupper, METH_NOARGS,
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diff changeset
3159 _Py_isupper__doc__},
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diff changeset
3160 {"join", (PyCFunction)bytes_join, METH_O, join_doc},
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3161 {"ljust", (PyCFunction)stringlib_ljust, METH_VARARGS, ljust__doc__},
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3162 {"lower", (PyCFunction)stringlib_lower, METH_NOARGS, _Py_lower__doc__},
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3163 {"lstrip", (PyCFunction)bytes_lstrip, METH_VARARGS, lstrip__doc__},
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3164 {"partition", (PyCFunction)bytes_partition, METH_O, partition__doc__},
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3165 {"pop", (PyCFunction)bytes_pop, METH_VARARGS, pop__doc__},
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3166 {"remove", (PyCFunction)bytes_remove, METH_O, remove__doc__},
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3167 {"replace", (PyCFunction)bytes_replace, METH_VARARGS, replace__doc__},
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3168 {"reverse", (PyCFunction)bytes_reverse, METH_NOARGS, reverse__doc__},
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3169 {"rfind", (PyCFunction)bytes_rfind, METH_VARARGS, rfind__doc__},
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3170 {"rindex", (PyCFunction)bytes_rindex, METH_VARARGS, rindex__doc__},
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3171 {"rjust", (PyCFunction)stringlib_rjust, METH_VARARGS, rjust__doc__},
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3172 {"rpartition", (PyCFunction)bytes_rpartition, METH_O, rpartition__doc__},
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3173 {"rsplit", (PyCFunction)bytes_rsplit, METH_VARARGS, rsplit__doc__},
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3174 {"rstrip", (PyCFunction)bytes_rstrip, METH_VARARGS, rstrip__doc__},
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3175 {"split", (PyCFunction)bytes_split, METH_VARARGS, split__doc__},
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3176 {"splitlines", (PyCFunction)stringlib_splitlines, METH_VARARGS,
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diff changeset
3177 splitlines__doc__},
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diff changeset
3178 {"startswith", (PyCFunction)bytes_startswith, METH_VARARGS ,
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diff changeset
3179 startswith__doc__},
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diff changeset
3180 {"strip", (PyCFunction)bytes_strip, METH_VARARGS, strip__doc__},
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diff changeset
3181 {"swapcase", (PyCFunction)stringlib_swapcase, METH_NOARGS,
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diff changeset
3182 _Py_swapcase__doc__},
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diff changeset
3183 {"title", (PyCFunction)stringlib_title, METH_NOARGS, _Py_title__doc__},
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diff changeset
3184 {"translate", (PyCFunction)bytes_translate, METH_VARARGS,
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diff changeset
3185 translate__doc__},
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diff changeset
3186 {"upper", (PyCFunction)stringlib_upper, METH_NOARGS, _Py_upper__doc__},
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diff changeset
3187 {"zfill", (PyCFunction)stringlib_zfill, METH_VARARGS, zfill__doc__},
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diff changeset
3188 {NULL}
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3189 };
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diff changeset
3190
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diff changeset
3191 PyDoc_STRVAR(bytes_doc,
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diff changeset
3192 "bytearray(iterable_of_ints) -> bytearray.\n\
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diff changeset
3193 bytearray(string, encoding[, errors]) -> bytearray.\n\
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diff changeset
3194 bytearray(bytes_or_bytearray) -> mutable copy of bytes_or_bytearray.\n\
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diff changeset
3195 bytearray(memory_view) -> bytearray.\n\
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3196 \n\
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diff changeset
3197 Construct an mutable bytearray object from:\n\
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3198 - an iterable yielding integers in range(256)\n\
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3199 - a text string encoded using the specified encoding\n\
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3200 - a bytes or a bytearray object\n\
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3201 - any object implementing the buffer API.\n\
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diff changeset
3202 \n\
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diff changeset
3203 bytearray(int) -> bytearray.\n\
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diff changeset
3204 \n\
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diff changeset
3205 Construct a zero-initialized bytearray of the given length.");
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diff changeset
3206
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diff changeset
3207
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diff changeset
3208 static PyObject *bytes_iter(PyObject *seq);
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diff changeset
3209
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diff changeset
3210 PyTypeObject PyBytes_Type = {
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diff changeset
3211 PyVarObject_HEAD_INIT(&PyType_Type, 0)
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diff changeset
3212 "bytearray",
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diff changeset
3213 sizeof(PyBytesObject),
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diff changeset
3214 0,
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diff changeset
3215 (destructor)bytes_dealloc, /* tp_dealloc */
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diff changeset
3216 0, /* tp_print */
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diff changeset
3217 0, /* tp_getattr */
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diff changeset
3218 0, /* tp_setattr */
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diff changeset
3219 0, /* tp_compare */
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diff changeset
3220 (reprfunc)bytes_repr, /* tp_repr */
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diff changeset
3221 0, /* tp_as_number */
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diff changeset
3222 &bytes_as_sequence, /* tp_as_sequence */
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diff changeset
3223 &bytes_as_mapping, /* tp_as_mapping */
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diff changeset
3224 0, /* tp_hash */
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diff changeset
3225 0, /* tp_call */
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diff changeset
3226 bytes_str, /* tp_str */
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diff changeset
3227 PyObject_GenericGetAttr, /* tp_getattro */
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diff changeset
3228 0, /* tp_setattro */
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diff changeset
3229 &bytes_as_buffer, /* tp_as_buffer */
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diff changeset
3230 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE |
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diff changeset
3231 Py_TPFLAGS_HAVE_NEWBUFFER, /* tp_flags */
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diff changeset
3232 bytes_doc, /* tp_doc */
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diff changeset
3233 0, /* tp_traverse */
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diff changeset
3234 0, /* tp_clear */
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diff changeset
3235 (richcmpfunc)bytes_richcompare, /* tp_richcompare */
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diff changeset
3236 0, /* tp_weaklistoffset */
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diff changeset
3237 bytes_iter, /* tp_iter */
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diff changeset
3238 0, /* tp_iternext */
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diff changeset
3239 bytes_methods, /* tp_methods */
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diff changeset
3240 0, /* tp_members */
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diff changeset
3241 0, /* tp_getset */
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diff changeset
3242 0, /* tp_base */
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diff changeset
3243 0, /* tp_dict */
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diff changeset
3244 0, /* tp_descr_get */
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diff changeset
3245 0, /* tp_descr_set */
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diff changeset
3246 0, /* tp_dictoffset */
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diff changeset
3247 (initproc)bytes_init, /* tp_init */
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diff changeset
3248 PyType_GenericAlloc, /* tp_alloc */
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diff changeset
3249 PyType_GenericNew, /* tp_new */
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diff changeset
3250 PyObject_Del, /* tp_free */
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diff changeset
3251 };
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3252
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diff changeset
3253 /*********************** Bytes Iterator ****************************/
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3254
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diff changeset
3255 typedef struct {
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diff changeset
3256 PyObject_HEAD
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3257 Py_ssize_t it_index;
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diff changeset
3258 PyBytesObject *it_seq; /* Set to NULL when iterator is exhausted */
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diff changeset
3259 } bytesiterobject;
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3260
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diff changeset
3261 static void
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diff changeset
3262 bytesiter_dealloc(bytesiterobject *it)
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3263 {
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diff changeset
3264 _PyObject_GC_UNTRACK(it);
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diff changeset
3265 Py_XDECREF(it->it_seq);
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diff changeset
3266 PyObject_GC_Del(it);
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diff changeset
3267 }
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3268
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diff changeset
3269 static int
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diff changeset
3270 bytesiter_traverse(bytesiterobject *it, visitproc visit, void *arg)
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3271 {
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diff changeset
3272 Py_VISIT(it->it_seq);
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diff changeset
3273 return 0;
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3274 }
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3275
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diff changeset
3276 static PyObject *
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diff changeset
3277 bytesiter_next(bytesiterobject *it)
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diff changeset
3278 {
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3279 PyBytesObject *seq;
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3280 PyObject *item;
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3281
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diff changeset
3282 assert(it != NULL);
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diff changeset
3283 seq = it->it_seq;
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3284 if (seq == NULL)
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3285 return NULL;
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3286 assert(PyBytes_Check(seq));
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3287
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diff changeset
3288 if (it->it_index < PyBytes_GET_SIZE(seq)) {
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3289 item = PyInt_FromLong(
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diff changeset
3290 (unsigned char)seq->ob_bytes[it->it_index]);
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diff changeset
3291 if (item != NULL)
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diff changeset
3292 ++it->it_index;
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diff changeset
3293 return item;
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diff changeset
3294 }
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diff changeset
3295
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diff changeset
3296 Py_DECREF(seq);
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diff changeset
3297 it->it_seq = NULL;
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diff changeset
3298 return NULL;
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diff changeset
3299 }
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3300
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diff changeset
3301 static PyObject *
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diff changeset
3302 bytesiter_length_hint(bytesiterobject *it)
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diff changeset
3303 {
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diff changeset
3304 Py_ssize_t len = 0;
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diff changeset
3305 if (it->it_seq)
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diff changeset
3306 len = PyBytes_GET_SIZE(it->it_seq) - it->it_index;
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diff changeset
3307 return PyInt_FromSsize_t(len);
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diff changeset
3308 }
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diff changeset
3309
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diff changeset
3310 PyDoc_STRVAR(length_hint_doc,
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diff changeset
3311 "Private method returning an estimate of len(list(it)).");
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diff changeset
3312
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diff changeset
3313 static PyMethodDef bytesiter_methods[] = {
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diff changeset
3314 {"__length_hint__", (PyCFunction)bytesiter_length_hint, METH_NOARGS,
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diff changeset
3315 length_hint_doc},
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diff changeset
3316 {NULL, NULL} /* sentinel */
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diff changeset
3317 };
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3318
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diff changeset
3319 PyTypeObject PyBytesIter_Type = {
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diff changeset
3320 PyVarObject_HEAD_INIT(&PyType_Type, 0)
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diff changeset
3321 "bytearray_iterator", /* tp_name */
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diff changeset
3322 sizeof(bytesiterobject), /* tp_basicsize */
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diff changeset
3323 0, /* tp_itemsize */
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diff changeset
3324 /* methods */
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diff changeset
3325 (destructor)bytesiter_dealloc, /* tp_dealloc */
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diff changeset
3326 0, /* tp_print */
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diff changeset
3327 0, /* tp_getattr */
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diff changeset
3328 0, /* tp_setattr */
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diff changeset
3329 0, /* tp_compare */
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diff changeset
3330 0, /* tp_repr */
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diff changeset
3331 0, /* tp_as_number */
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diff changeset
3332 0, /* tp_as_sequence */
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diff changeset
3333 0, /* tp_as_mapping */
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diff changeset
3334 0, /* tp_hash */
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diff changeset
3335 0, /* tp_call */
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diff changeset
3336 0, /* tp_str */
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diff changeset
3337 PyObject_GenericGetAttr, /* tp_getattro */
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diff changeset
3338 0, /* tp_setattro */
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diff changeset
3339 0, /* tp_as_buffer */
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diff changeset
3340 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
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diff changeset
3341 0, /* tp_doc */
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diff changeset
3342 (traverseproc)bytesiter_traverse, /* tp_traverse */
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diff changeset
3343 0, /* tp_clear */
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diff changeset
3344 0, /* tp_richcompare */
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diff changeset
3345 0, /* tp_weaklistoffset */
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diff changeset
3346 PyObject_SelfIter, /* tp_iter */
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diff changeset
3347 (iternextfunc)bytesiter_next, /* tp_iternext */
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diff changeset
3348 bytesiter_methods, /* tp_methods */
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diff changeset
3349 0,
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diff changeset
3350 };
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3351
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diff changeset
3352 static PyObject *
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diff changeset
3353 bytes_iter(PyObject *seq)
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3354 {
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diff changeset
3355 bytesiterobject *it;
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3356
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diff changeset
3357 if (!PyBytes_Check(seq)) {
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diff changeset
3358 PyErr_BadInternalCall();
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3359 return NULL;
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diff changeset
3360 }
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diff changeset
3361 it = PyObject_GC_New(bytesiterobject, &PyBytesIter_Type);
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diff changeset
3362 if (it == NULL)
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3363 return NULL;
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diff changeset
3364 it->it_index = 0;
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diff changeset
3365 Py_INCREF(seq);
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diff changeset
3366 it->it_seq = (PyBytesObject *)seq;
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Christian Heimes <christian@cheimes.de>
parents:
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3367 _PyObject_GC_TRACK(it);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3368 return (PyObject *)it;
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Christian Heimes <christian@cheimes.de>
parents:
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3369 }