Mercurial > cpython-lru_cache-weakref

annotate Objects/bytesobject.c @ 47192:32bd18709dfd legacy-trunk

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Improve diffing logic and output for test_pydoc.
author Georg Brandl <georg@python.org>
date Tue, 20 May 2008 08:07:36 +0000
parents 4c5ee1b38045
children 04bd3690fb1f
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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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28 /* end nullbytes support */
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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 if (size < 0) {
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164 PyErr_SetString(PyExc_SystemError,
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165 "Negative size passed to PyBytes_FromStringAndSize");
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166 return NULL;
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167 }
46107
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168
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169 new = PyObject_New(PyBytesObject, &PyBytes_Type);
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170 if (new == NULL)
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171 return NULL;
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172
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173 if (size == 0) {
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174 new->ob_bytes = NULL;
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175 alloc = 0;
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176 }
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177 else {
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178 alloc = size + 1;
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179 new->ob_bytes = PyMem_Malloc(alloc);
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180 if (new->ob_bytes == NULL) {
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181 Py_DECREF(new);
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182 return PyErr_NoMemory();
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183 }
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184 if (bytes != NULL)
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185 memcpy(new->ob_bytes, bytes, size);
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186 new->ob_bytes[size] = '\0'; /* Trailing null byte */
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187 }
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188 Py_SIZE(new) = size;
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189 new->ob_alloc = alloc;
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190 new->ob_exports = 0;
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191
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192 return (PyObject *)new;
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193 }
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194
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195 Py_ssize_t
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196 PyBytes_Size(PyObject *self)
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197 {
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198 assert(self != NULL);
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199 assert(PyBytes_Check(self));
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200
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201 return PyBytes_GET_SIZE(self);
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202 }
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203
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204 char *
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205 PyBytes_AsString(PyObject *self)
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206 {
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207 assert(self != NULL);
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208 assert(PyBytes_Check(self));
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209
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210 return PyBytes_AS_STRING(self);
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211 }
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212
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213 int
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214 PyBytes_Resize(PyObject *self, Py_ssize_t size)
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215 {
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216 void *sval;
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217 Py_ssize_t alloc = ((PyBytesObject *)self)->ob_alloc;
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218
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219 assert(self != NULL);
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220 assert(PyBytes_Check(self));
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221 assert(size >= 0);
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222
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223 if (size < alloc / 2) {
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224 /* Major downsize; resize down to exact size */
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225 alloc = size + 1;
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226 }
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227 else if (size < alloc) {
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228 /* Within allocated size; quick exit */
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229 Py_SIZE(self) = size;
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230 ((PyBytesObject *)self)->ob_bytes[size] = '\0'; /* Trailing null */
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231 return 0;
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232 }
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233 else if (size <= alloc * 1.125) {
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234 /* Moderate upsize; overallocate similar to list_resize() */
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235 alloc = size + (size >> 3) + (size < 9 ? 3 : 6);
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236 }
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237 else {
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238 /* Major upsize; resize up to exact size */
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239 alloc = size + 1;
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240 }
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241
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242 if (((PyBytesObject *)self)->ob_exports > 0) {
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243 /*
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244 fprintf(stderr, "%d: %s", ((PyBytesObject *)self)->ob_exports,
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245 ((PyBytesObject *)self)->ob_bytes);
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246 */
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247 PyErr_SetString(PyExc_BufferError,
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248 "Existing exports of data: object cannot be re-sized");
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249 return -1;
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250 }
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251
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252 sval = PyMem_Realloc(((PyBytesObject *)self)->ob_bytes, alloc);
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253 if (sval == NULL) {
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254 PyErr_NoMemory();
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255 return -1;
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256 }
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257
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258 ((PyBytesObject *)self)->ob_bytes = sval;
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259 Py_SIZE(self) = size;
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260 ((PyBytesObject *)self)->ob_alloc = alloc;
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261 ((PyBytesObject *)self)->ob_bytes[size] = '\0'; /* Trailing null byte */
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262
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263 return 0;
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264 }
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265
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266 PyObject *
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267 PyBytes_Concat(PyObject *a, PyObject *b)
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268 {
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269 Py_ssize_t size;
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270 Py_buffer va, vb;
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271 PyBytesObject *result = NULL;
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272
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273 va.len = -1;
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274 vb.len = -1;
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275 if (_getbuffer(a, &va) < 0 ||
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276 _getbuffer(b, &vb) < 0) {
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277 PyErr_Format(PyExc_TypeError, "can't concat %.100s to %.100s",
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278 Py_TYPE(a)->tp_name, Py_TYPE(b)->tp_name);
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279 goto done;
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280 }
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281
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282 size = va.len + vb.len;
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283 if (size < 0) {
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284 return PyErr_NoMemory();
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285 goto done;
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286 }
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287
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288 result = (PyBytesObject *) PyBytes_FromStringAndSize(NULL, size);
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289 if (result != NULL) {
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290 memcpy(result->ob_bytes, va.buf, va.len);
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291 memcpy(result->ob_bytes + va.len, vb.buf, vb.len);
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292 }
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293
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294 done:
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295 if (va.len != -1)
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296 PyObject_ReleaseBuffer(a, &va);
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297 if (vb.len != -1)
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298 PyObject_ReleaseBuffer(b, &vb);
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299 return (PyObject *)result;
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300 }
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301
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302 /* Functions stuffed into the type object */
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303
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304 static Py_ssize_t
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305 bytes_length(PyBytesObject *self)
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306 {
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307 return Py_SIZE(self);
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308 }
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309
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310 static PyObject *
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311 bytes_iconcat(PyBytesObject *self, PyObject *other)
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312 {
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313 Py_ssize_t mysize;
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314 Py_ssize_t size;
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315 Py_buffer vo;
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316
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317 if (_getbuffer(other, &vo) < 0) {
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318 PyErr_Format(PyExc_TypeError, "can't concat %.100s to %.100s",
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319 Py_TYPE(other)->tp_name, Py_TYPE(self)->tp_name);
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320 return NULL;
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321 }
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322
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323 mysize = Py_SIZE(self);
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324 size = mysize + vo.len;
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325 if (size < 0) {
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326 PyObject_ReleaseBuffer(other, &vo);
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327 return PyErr_NoMemory();
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328 }
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329 if (size < self->ob_alloc) {
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330 Py_SIZE(self) = size;
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331 self->ob_bytes[Py_SIZE(self)] = '\0'; /* Trailing null byte */
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332 }
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333 else if (PyBytes_Resize((PyObject *)self, size) < 0) {
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334 PyObject_ReleaseBuffer(other, &vo);
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335 return NULL;
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336 }
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337 memcpy(self->ob_bytes + mysize, vo.buf, vo.len);
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338 PyObject_ReleaseBuffer(other, &vo);
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339 Py_INCREF(self);
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340 return (PyObject *)self;
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341 }
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342
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343 static PyObject *
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344 bytes_repeat(PyBytesObject *self, Py_ssize_t count)
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345 {
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346 PyBytesObject *result;
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347 Py_ssize_t mysize;
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348 Py_ssize_t size;
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349
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350 if (count < 0)
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351 count = 0;
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352 mysize = Py_SIZE(self);
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353 size = mysize * count;
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354 if (count != 0 && size / count != mysize)
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355 return PyErr_NoMemory();
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356 result = (PyBytesObject *)PyBytes_FromStringAndSize(NULL, size);
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357 if (result != NULL && size != 0) {
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358 if (mysize == 1)
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359 memset(result->ob_bytes, self->ob_bytes[0], size);
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360 else {
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361 Py_ssize_t i;
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362 for (i = 0; i < count; i++)
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363 memcpy(result->ob_bytes + i*mysize, self->ob_bytes, mysize);
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364 }
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365 }
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366 return (PyObject *)result;
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367 }
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368
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369 static PyObject *
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370 bytes_irepeat(PyBytesObject *self, Py_ssize_t count)
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371 {
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372 Py_ssize_t mysize;
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373 Py_ssize_t size;
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374
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375 if (count < 0)
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376 count = 0;
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377 mysize = Py_SIZE(self);
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378 size = mysize * count;
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379 if (count != 0 && size / count != mysize)
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380 return PyErr_NoMemory();
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381 if (size < self->ob_alloc) {
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382 Py_SIZE(self) = size;
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383 self->ob_bytes[Py_SIZE(self)] = '\0'; /* Trailing null byte */
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384 }
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385 else if (PyBytes_Resize((PyObject *)self, size) < 0)
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386 return NULL;
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387
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388 if (mysize == 1)
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diff changeset
389 memset(self->ob_bytes, self->ob_bytes[0], size);
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diff changeset
390 else {
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diff changeset
391 Py_ssize_t i;
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diff changeset
392 for (i = 1; i < count; i++)
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diff changeset
393 memcpy(self->ob_bytes + i*mysize, self->ob_bytes, mysize);
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diff changeset
394 }
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diff changeset
395
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diff changeset
396 Py_INCREF(self);
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diff changeset
397 return (PyObject *)self;
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398 }
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diff changeset
399
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diff changeset
400 static PyObject *
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diff changeset
401 bytes_getitem(PyBytesObject *self, Py_ssize_t i)
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diff changeset
402 {
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diff changeset
403 if (i < 0)
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diff changeset
404 i += Py_SIZE(self);
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diff changeset
405 if (i < 0 || i >= Py_SIZE(self)) {
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diff changeset
406 PyErr_SetString(PyExc_IndexError, "bytearray index out of range");
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diff changeset
407 return NULL;
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diff changeset
408 }
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diff changeset
409 return PyInt_FromLong((unsigned char)(self->ob_bytes[i]));
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diff changeset
410 }
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diff changeset
411
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diff changeset
412 static PyObject *
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diff changeset
413 bytes_subscript(PyBytesObject *self, PyObject *item)
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diff changeset
414 {
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diff changeset
415 if (PyIndex_Check(item)) {
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diff changeset
416 Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
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diff changeset
417
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diff changeset
418 if (i == -1 && PyErr_Occurred())
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diff changeset
419 return NULL;
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diff changeset
420
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diff changeset
421 if (i < 0)
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diff changeset
422 i += PyBytes_GET_SIZE(self);
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diff changeset
423
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diff changeset
424 if (i < 0 || i >= Py_SIZE(self)) {
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diff changeset
425 PyErr_SetString(PyExc_IndexError, "bytearray index out of range");
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diff changeset
426 return NULL;
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diff changeset
427 }
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diff changeset
428 return PyInt_FromLong((unsigned char)(self->ob_bytes[i]));
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diff changeset
429 }
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diff changeset
430 else if (PySlice_Check(item)) {
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diff changeset
431 Py_ssize_t start, stop, step, slicelength, cur, i;
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diff changeset
432 if (PySlice_GetIndicesEx((PySliceObject *)item,
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diff changeset
433 PyBytes_GET_SIZE(self),
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diff changeset
434 &start, &stop, &step, &slicelength) < 0) {
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diff changeset
435 return NULL;
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diff changeset
436 }
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diff changeset
437
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diff changeset
438 if (slicelength <= 0)
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diff changeset
439 return PyBytes_FromStringAndSize("", 0);
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diff changeset
440 else if (step == 1) {
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diff changeset
441 return PyBytes_FromStringAndSize(self->ob_bytes + start,
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diff changeset
442 slicelength);
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diff changeset
443 }
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diff changeset
444 else {
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diff changeset
445 char *source_buf = PyBytes_AS_STRING(self);
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diff changeset
446 char *result_buf = (char *)PyMem_Malloc(slicelength);
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diff changeset
447 PyObject *result;
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diff changeset
448
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diff changeset
449 if (result_buf == NULL)
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diff changeset
450 return PyErr_NoMemory();
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diff changeset
451
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diff changeset
452 for (cur = start, i = 0; i < slicelength;
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diff changeset
453 cur += step, i++) {
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diff changeset
454 result_buf[i] = source_buf[cur];
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diff changeset
455 }
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diff changeset
456 result = PyBytes_FromStringAndSize(result_buf, slicelength);
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diff changeset
457 PyMem_Free(result_buf);
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diff changeset
458 return result;
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diff changeset
459 }
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diff changeset
460 }
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diff changeset
461 else {
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diff changeset
462 PyErr_SetString(PyExc_TypeError, "bytearray indices must be integers");
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diff changeset
463 return NULL;
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diff changeset
464 }
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diff changeset
465 }
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diff changeset
466
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diff changeset
467 static int
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diff changeset
468 bytes_setslice(PyBytesObject *self, Py_ssize_t lo, Py_ssize_t hi,
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diff changeset
469 PyObject *values)
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diff changeset
470 {
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diff changeset
471 Py_ssize_t avail, needed;
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472 void *bytes;
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diff changeset
473 Py_buffer vbytes;
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diff changeset
474 int res = 0;
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diff changeset
475
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476 vbytes.len = -1;
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diff changeset
477 if (values == (PyObject *)self) {
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diff changeset
478 /* Make a copy and call this function recursively */
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diff changeset
479 int err;
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480 values = PyBytes_FromObject(values);
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481 if (values == NULL)
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482 return -1;
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483 err = bytes_setslice(self, lo, hi, values);
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diff changeset
484 Py_DECREF(values);
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485 return err;
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486 }
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487 if (values == NULL) {
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diff changeset
488 /* del b[lo:hi] */
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489 bytes = NULL;
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diff changeset
490 needed = 0;
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491 }
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492 else {
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493 if (_getbuffer(values, &vbytes) < 0) {
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494 PyErr_Format(PyExc_TypeError,
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495 "can't set bytes slice from %.100s",
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496 Py_TYPE(values)->tp_name);
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497 return -1;
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498 }
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499 needed = vbytes.len;
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500 bytes = vbytes.buf;
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501 }
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502
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diff changeset
503 if (lo < 0)
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diff changeset
504 lo = 0;
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diff changeset
505 if (hi < lo)
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diff changeset
506 hi = lo;
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507 if (hi > Py_SIZE(self))
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508 hi = Py_SIZE(self);
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509
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diff changeset
510 avail = hi - lo;
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diff changeset
511 if (avail < 0)
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diff changeset
512 lo = hi = avail = 0;
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diff changeset
513
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diff changeset
514 if (avail != needed) {
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diff changeset
515 if (avail > needed) {
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diff changeset
516 /*
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diff changeset
517 0 lo hi old_size
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518 | |<----avail----->|<-----tomove------>|
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519 | |<-needed->|<-----tomove------>|
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diff changeset
520 0 lo new_hi new_size
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diff changeset
521 */
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diff changeset
522 memmove(self->ob_bytes + lo + needed, self->ob_bytes + hi,
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diff changeset
523 Py_SIZE(self) - hi);
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diff changeset
524 }
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diff changeset
525 /* XXX(nnorwitz): need to verify this can't overflow! */
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diff changeset
526 if (PyBytes_Resize((PyObject *)self,
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diff changeset
527 Py_SIZE(self) + needed - avail) < 0) {
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diff changeset
528 res = -1;
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diff changeset
529 goto finish;
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diff changeset
530 }
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diff changeset
531 if (avail < needed) {
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diff changeset
532 /*
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diff changeset
533 0 lo hi old_size
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diff changeset
534 | |<-avail->|<-----tomove------>|
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diff changeset
535 | |<----needed---->|<-----tomove------>|
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diff changeset
536 0 lo new_hi new_size
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diff changeset
537 */
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diff changeset
538 memmove(self->ob_bytes + lo + needed, self->ob_bytes + hi,
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diff changeset
539 Py_SIZE(self) - lo - needed);
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diff changeset
540 }
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diff changeset
541 }
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diff changeset
542
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diff changeset
543 if (needed > 0)
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diff changeset
544 memcpy(self->ob_bytes + lo, bytes, needed);
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545
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546
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diff changeset
547 finish:
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diff changeset
548 if (vbytes.len != -1)
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549 PyObject_ReleaseBuffer(values, &vbytes);
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550 return res;
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551 }
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552
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diff changeset
553 static int
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554 bytes_setitem(PyBytesObject *self, Py_ssize_t i, PyObject *value)
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555 {
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556 int ival;
46107
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557
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558 if (i < 0)
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559 i += Py_SIZE(self);
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560
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561 if (i < 0 || i >= Py_SIZE(self)) {
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562 PyErr_SetString(PyExc_IndexError, "bytearray index out of range");
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563 return -1;
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564 }
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565
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566 if (value == NULL)
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567 return bytes_setslice(self, i, i+1, NULL);
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568
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569 if (!_getbytevalue(value, &ival))
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570 return -1;
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571
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572 self->ob_bytes[i] = ival;
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573 return 0;
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574 }
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575
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diff changeset
576 static int
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577 bytes_ass_subscript(PyBytesObject *self, PyObject *item, PyObject *values)
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578 {
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diff changeset
579 Py_ssize_t start, stop, step, slicelen, needed;
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580 char *bytes;
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581
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diff changeset
582 if (PyIndex_Check(item)) {
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583 Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
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584
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585 if (i == -1 && PyErr_Occurred())
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586 return -1;
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587
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588 if (i < 0)
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589 i += PyBytes_GET_SIZE(self);
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590
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591 if (i < 0 || i >= Py_SIZE(self)) {
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592 PyErr_SetString(PyExc_IndexError, "bytearray index out of range");
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593 return -1;
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594 }
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595
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596 if (values == NULL) {
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597 /* Fall through to slice assignment */
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598 start = i;
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599 stop = i + 1;
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600 step = 1;
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601 slicelen = 1;
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602 }
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603 else {
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604 Py_ssize_t ival = PyNumber_AsSsize_t(values, PyExc_ValueError);
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605 if (ival == -1 && PyErr_Occurred()) {
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606 int int_value;
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607 /* Also accept str of size 1 in 2.x */
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608 PyErr_Clear();
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609 if (!_getbytevalue(values, &int_value))
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610 return -1;
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611 ival = (int) int_value;
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612 } else if (ival < 0 || ival >= 256) {
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613 PyErr_SetString(PyExc_ValueError,
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614 "byte must be in range(0, 256)");
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615 return -1;
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616 }
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617 self->ob_bytes[i] = (char)ival;
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618 return 0;
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619 }
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620 }
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621 else if (PySlice_Check(item)) {
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diff changeset
622 if (PySlice_GetIndicesEx((PySliceObject *)item,
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diff changeset
623 PyBytes_GET_SIZE(self),
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diff changeset
624 &start, &stop, &step, &slicelen) < 0) {
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diff changeset
625 return -1;
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diff changeset
626 }
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diff changeset
627 }
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diff changeset
628 else {
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diff changeset
629 PyErr_SetString(PyExc_TypeError, "bytearray indices must be integer");
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diff changeset
630 return -1;
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diff changeset
631 }
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diff changeset
632
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633 if (values == NULL) {
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diff changeset
634 bytes = NULL;
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diff changeset
635 needed = 0;
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636 }
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637 else if (values == (PyObject *)self || !PyBytes_Check(values)) {
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diff changeset
638 /* Make a copy an call this function recursively */
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diff changeset
639 int err;
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diff changeset
640 values = PyBytes_FromObject(values);
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641 if (values == NULL)
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diff changeset
642 return -1;
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643 err = bytes_ass_subscript(self, item, values);
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diff changeset
644 Py_DECREF(values);
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diff changeset
645 return err;
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646 }
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647 else {
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diff changeset
648 assert(PyBytes_Check(values));
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diff changeset
649 bytes = ((PyBytesObject *)values)->ob_bytes;
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diff changeset
650 needed = Py_SIZE(values);
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diff changeset
651 }
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diff changeset
652 /* Make sure b[5:2] = ... inserts before 5, not before 2. */
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diff changeset
653 if ((step < 0 && start < stop) ||
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diff changeset
654 (step > 0 && start > stop))
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diff changeset
655 stop = start;
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656 if (step == 1) {
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diff changeset
657 if (slicelen != needed) {
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658 if (slicelen > needed) {
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diff changeset
659 /*
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diff changeset
660 0 start stop old_size
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diff changeset
661 | |<---slicelen--->|<-----tomove------>|
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diff changeset
662 | |<-needed->|<-----tomove------>|
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diff changeset
663 0 lo new_hi new_size
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diff changeset
664 */
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diff changeset
665 memmove(self->ob_bytes + start + needed, self->ob_bytes + stop,
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diff changeset
666 Py_SIZE(self) - stop);
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diff changeset
667 }
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diff changeset
668 if (PyBytes_Resize((PyObject *)self,
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diff changeset
669 Py_SIZE(self) + needed - slicelen) < 0)
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diff changeset
670 return -1;
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671 if (slicelen < needed) {
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diff changeset
672 /*
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diff changeset
673 0 lo hi old_size
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674 | |<-avail->|<-----tomove------>|
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675 | |<----needed---->|<-----tomove------>|
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diff changeset
676 0 lo new_hi new_size
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diff changeset
677 */
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diff changeset
678 memmove(self->ob_bytes + start + needed, self->ob_bytes + stop,
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diff changeset
679 Py_SIZE(self) - start - needed);
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diff changeset
680 }
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diff changeset
681 }
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diff changeset
682
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diff changeset
683 if (needed > 0)
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diff changeset
684 memcpy(self->ob_bytes + start, bytes, needed);
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diff changeset
685
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diff changeset
686 return 0;
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diff changeset
687 }
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688 else {
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689 if (needed == 0) {
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diff changeset
690 /* Delete slice */
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691 Py_ssize_t cur, i;
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692
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693 if (step < 0) {
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diff changeset
694 stop = start + 1;
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diff changeset
695 start = stop + step * (slicelen - 1) - 1;
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diff changeset
696 step = -step;
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697 }
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diff changeset
698 for (cur = start, i = 0;
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diff changeset
699 i < slicelen; cur += step, i++) {
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diff changeset
700 Py_ssize_t lim = step - 1;
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diff changeset
701
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diff changeset
702 if (cur + step >= PyBytes_GET_SIZE(self))
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diff changeset
703 lim = PyBytes_GET_SIZE(self) - cur - 1;
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diff changeset
704
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diff changeset
705 memmove(self->ob_bytes + cur - i,
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diff changeset
706 self->ob_bytes + cur + 1, lim);
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diff changeset
707 }
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diff changeset
708 /* Move the tail of the bytes, in one chunk */
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diff changeset
709 cur = start + slicelen*step;
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diff changeset
710 if (cur < PyBytes_GET_SIZE(self)) {
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diff changeset
711 memmove(self->ob_bytes + cur - slicelen,
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diff changeset
712 self->ob_bytes + cur,
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diff changeset
713 PyBytes_GET_SIZE(self) - cur);
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diff changeset
714 }
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diff changeset
715 if (PyBytes_Resize((PyObject *)self,
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diff changeset
716 PyBytes_GET_SIZE(self) - slicelen) < 0)
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diff changeset
717 return -1;
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diff changeset
718
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diff changeset
719 return 0;
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diff changeset
720 }
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diff changeset
721 else {
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diff changeset
722 /* Assign slice */
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diff changeset
723 Py_ssize_t cur, i;
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diff changeset
724
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diff changeset
725 if (needed != slicelen) {
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diff changeset
726 PyErr_Format(PyExc_ValueError,
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diff changeset
727 "attempt to assign bytes of size %zd "
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diff changeset
728 "to extended slice of size %zd",
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diff changeset
729 needed, slicelen);
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diff changeset
730 return -1;
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diff changeset
731 }
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diff changeset
732 for (cur = start, i = 0; i < slicelen; cur += step, i++)
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diff changeset
733 self->ob_bytes[cur] = bytes[i];
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diff changeset
734 return 0;
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diff changeset
735 }
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diff changeset
736 }
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diff changeset
737 }
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diff changeset
738
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diff changeset
739 static int
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diff changeset
740 bytes_init(PyBytesObject *self, PyObject *args, PyObject *kwds)
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diff changeset
741 {
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diff changeset
742 static char *kwlist[] = {"source", "encoding", "errors", 0};
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diff changeset
743 PyObject *arg = NULL;
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diff changeset
744 const char *encoding = NULL;
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diff changeset
745 const char *errors = NULL;
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diff changeset
746 Py_ssize_t count;
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diff changeset
747 PyObject *it;
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diff changeset
748 PyObject *(*iternext)(PyObject *);
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diff changeset
749
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diff changeset
750 if (Py_SIZE(self) != 0) {
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diff changeset
751 /* Empty previous contents (yes, do this first of all!) */
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diff changeset
752 if (PyBytes_Resize((PyObject *)self, 0) < 0)
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diff changeset
753 return -1;
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diff changeset
754 }
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diff changeset
755
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diff changeset
756 /* Parse arguments */
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diff changeset
757 if (!PyArg_ParseTupleAndKeywords(args, kwds, "|Oss:bytes", kwlist,
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diff changeset
758 &arg, &encoding, &errors))
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diff changeset
759 return -1;
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diff changeset
760
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diff changeset
761 /* Make a quick exit if no first argument */
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diff changeset
762 if (arg == NULL) {
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diff changeset
763 if (encoding != NULL || errors != NULL) {
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diff changeset
764 PyErr_SetString(PyExc_TypeError,
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diff changeset
765 "encoding or errors without sequence argument");
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diff changeset
766 return -1;
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diff changeset
767 }
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diff changeset
768 return 0;
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diff changeset
769 }
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diff changeset
770
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diff changeset
771 if (PyString_Check(arg)) {
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diff changeset
772 PyObject *new, *encoded;
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diff changeset
773 if (encoding != NULL) {
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diff changeset
774 encoded = PyCodec_Encode(arg, encoding, errors);
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diff changeset
775 if (encoded == NULL)
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diff changeset
776 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
777 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
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 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
780 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
781 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
782 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
783 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
784 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
785 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
786 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
787 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
788 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
789 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
790
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
791 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
792 /* 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
793 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
794 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
795 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
796 "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
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 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
799 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
800 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
801 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
802 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
803 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
804 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
805 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
806 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
807 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
808 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
809 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
810
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
811 /* 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
812 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
813 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
814 "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
815 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
816 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
817
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
818 /* 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
819 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
820 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
821 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
822 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
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 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
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 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
827 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
828 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
829 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
830 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
831 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
832 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
833 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
834
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
835 /* 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
836 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
837 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
838 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
839 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
840 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
841 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
842 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
843 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
844 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
845 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
846 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
847 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
848 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
849 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
850 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
851
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
852 /* 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
853
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
854 /* Get the iterator */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
855 it = PyObject_GetIter(arg);
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diff changeset
856 if (it == NULL)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
857 return -1;
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Christian Heimes <christian@cheimes.de>
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diff changeset
858 iternext = *Py_TYPE(it)->tp_iternext;
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diff changeset
859
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
860 /* Run the iterator to exhaustion */
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diff changeset
861 for (;;) {
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diff changeset
862 PyObject *item;
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diff changeset
863 Py_ssize_t value;
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diff changeset
864
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parents:
diff changeset
865 /* Get the next item */
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diff changeset
866 item = iternext(it);
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diff changeset
867 if (item == NULL) {
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diff changeset
868 if (PyErr_Occurred()) {
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diff changeset
869 if (!PyErr_ExceptionMatches(PyExc_StopIteration))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
870 goto error;
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diff changeset
871 PyErr_Clear();
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diff changeset
872 }
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parents:
diff changeset
873 break;
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diff changeset
874 }
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diff changeset
875
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diff changeset
876 /* Interpret it as an int (__index__) */
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diff changeset
877 value = PyNumber_AsSsize_t(item, PyExc_ValueError);
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diff changeset
878 Py_DECREF(item);
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diff changeset
879 if (value == -1 && PyErr_Occurred())
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diff changeset
880 goto error;
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diff changeset
881
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diff changeset
882 /* Range check */
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diff changeset
883 if (value < 0 || value >= 256) {
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diff changeset
884 PyErr_SetString(PyExc_ValueError,
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diff changeset
885 "bytes must be in range(0, 256)");
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diff changeset
886 goto error;
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diff changeset
887 }
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parents:
diff changeset
888
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diff changeset
889 /* Append the byte */
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diff changeset
890 if (Py_SIZE(self) < self->ob_alloc)
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diff changeset
891 Py_SIZE(self)++;
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892 else if (PyBytes_Resize((PyObject *)self, Py_SIZE(self)+1) < 0)
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diff changeset
893 goto error;
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diff changeset
894 self->ob_bytes[Py_SIZE(self)-1] = value;
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diff changeset
895 }
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diff changeset
896
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diff changeset
897 /* Clean up and return success */
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diff changeset
898 Py_DECREF(it);
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diff changeset
899 return 0;
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diff changeset
900
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diff changeset
901 error:
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diff changeset
902 /* Error handling when it != NULL */
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diff changeset
903 Py_DECREF(it);
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diff changeset
904 return -1;
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diff changeset
905 }
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diff changeset
906
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diff changeset
907 /* Mostly copied from string_repr, but without the
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diff changeset
908 "smart quote" functionality. */
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diff changeset
909 static PyObject *
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diff changeset
910 bytes_repr(PyBytesObject *self)
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diff changeset
911 {
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diff changeset
912 static const char *hexdigits = "0123456789abcdef";
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diff changeset
913 const char *quote_prefix = "bytearray(b";
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diff changeset
914 const char *quote_postfix = ")";
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diff changeset
915 Py_ssize_t length = Py_SIZE(self);
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diff changeset
916 /* 14 == strlen(quote_prefix) + 2 + strlen(quote_postfix) */
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diff changeset
917 size_t newsize = 14 + 4 * length;
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diff changeset
918 PyObject *v;
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diff changeset
919 if (newsize > PY_SSIZE_T_MAX || newsize / 4 - 3 != length) {
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diff changeset
920 PyErr_SetString(PyExc_OverflowError,
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diff changeset
921 "bytearray object is too large to make repr");
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diff changeset
922 return NULL;
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diff changeset
923 }
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diff changeset
924 v = PyUnicode_FromUnicode(NULL, newsize);
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diff changeset
925 if (v == NULL) {
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diff changeset
926 return NULL;
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diff changeset
927 }
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diff changeset
928 else {
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diff changeset
929 register Py_ssize_t i;
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diff changeset
930 register Py_UNICODE c;
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diff changeset
931 register Py_UNICODE *p;
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diff changeset
932 int quote;
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diff changeset
933
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diff changeset
934 /* Figure out which quote to use; single is preferred */
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diff changeset
935 quote = '\'';
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diff changeset
936 {
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diff changeset
937 char *test, *start;
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diff changeset
938 start = PyBytes_AS_STRING(self);
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diff changeset
939 for (test = start; test < start+length; ++test) {
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diff changeset
940 if (*test == '"') {
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diff changeset
941 quote = '\''; /* back to single */
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diff changeset
942 goto decided;
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diff changeset
943 }
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diff changeset
944 else if (*test == '\'')
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diff changeset
945 quote = '"';
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diff changeset
946 }
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diff changeset
947 decided:
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diff changeset
948 ;
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diff changeset
949 }
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diff changeset
950
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diff changeset
951 p = PyUnicode_AS_UNICODE(v);
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diff changeset
952 while (*quote_prefix)
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diff changeset
953 *p++ = *quote_prefix++;
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diff changeset
954 *p++ = quote;
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diff changeset
955
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diff changeset
956 for (i = 0; i < length; i++) {
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diff changeset
957 /* There's at least enough room for a hex escape
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diff changeset
958 and a closing quote. */
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diff changeset
959 assert(newsize - (p - PyUnicode_AS_UNICODE(v)) >= 5);
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diff changeset
960 c = self->ob_bytes[i];
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diff changeset
961 if (c == '\'' || c == '\\')
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diff changeset
962 *p++ = '\\', *p++ = c;
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diff changeset
963 else if (c == '\t')
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diff changeset
964 *p++ = '\\', *p++ = 't';
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diff changeset
965 else if (c == '\n')
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diff changeset
966 *p++ = '\\', *p++ = 'n';
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diff changeset
967 else if (c == '\r')
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diff changeset
968 *p++ = '\\', *p++ = 'r';
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diff changeset
969 else if (c == 0)
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diff changeset
970 *p++ = '\\', *p++ = 'x', *p++ = '0', *p++ = '0';
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diff changeset
971 else if (c < ' ' || c >= 0x7f) {
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diff changeset
972 *p++ = '\\';
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diff changeset
973 *p++ = 'x';
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974 *p++ = hexdigits[(c & 0xf0) >> 4];
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diff changeset
975 *p++ = hexdigits[c & 0xf];
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diff changeset
976 }
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diff changeset
977 else
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diff changeset
978 *p++ = c;
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979 }
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diff changeset
980 assert(newsize - (p - PyUnicode_AS_UNICODE(v)) >= 1);
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diff changeset
981 *p++ = quote;
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diff changeset
982 while (*quote_postfix) {
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diff changeset
983 *p++ = *quote_postfix++;
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984 }
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diff changeset
985 *p = '\0';
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diff changeset
986 if (PyUnicode_Resize(&v, (p - PyUnicode_AS_UNICODE(v)))) {
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diff changeset
987 Py_DECREF(v);
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988 return NULL;
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diff changeset
989 }
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diff changeset
990 return v;
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991 }
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992 }
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diff changeset
993
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diff changeset
994 static PyObject *
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diff changeset
995 bytes_str(PyObject *op)
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diff changeset
996 {
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diff changeset
997 #if 0
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998 if (Py_BytesWarningFlag) {
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999 if (PyErr_WarnEx(PyExc_BytesWarning,
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diff changeset
1000 "str() on a bytearray instance", 1))
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diff changeset
1001 return NULL;
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diff changeset
1002 }
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diff changeset
1003 return bytes_repr((PyBytesObject*)op);
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diff changeset
1004 #endif
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1005 return PyString_FromStringAndSize(((PyBytesObject*)op)->ob_bytes, Py_SIZE(op));
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1006 }
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diff changeset
1007
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1008 static PyObject *
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1009 bytes_richcompare(PyObject *self, PyObject *other, int op)
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1010 {
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1011 Py_ssize_t self_size, other_size;
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1012 Py_buffer self_bytes, other_bytes;
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1013 PyObject *res;
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1014 Py_ssize_t minsize;
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1015 int cmp;
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1016
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diff changeset
1017 /* Bytes can be compared to anything that supports the (binary)
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1018 buffer API. Except that a comparison with Unicode is always an
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1019 error, even if the comparison is for equality. */
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1020 if (PyObject_IsInstance(self, (PyObject*)&PyUnicode_Type) ||
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1021 PyObject_IsInstance(other, (PyObject*)&PyUnicode_Type)) {
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1022 if (Py_BytesWarningFlag && op == Py_EQ) {
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1023 if (PyErr_WarnEx(PyExc_BytesWarning,
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1024 "Comparsion between bytearray and string", 1))
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1025 return NULL;
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1026 }
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1027
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1028 Py_INCREF(Py_NotImplemented);
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1029 return Py_NotImplemented;
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1030 }
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1031
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1032 self_size = _getbuffer(self, &self_bytes);
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1033 if (self_size < 0) {
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1034 PyErr_Clear();
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1035 Py_INCREF(Py_NotImplemented);
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1036 return Py_NotImplemented;
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1037 }
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1038
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1039 other_size = _getbuffer(other, &other_bytes);
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1040 if (other_size < 0) {
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1041 PyErr_Clear();
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1042 PyObject_ReleaseBuffer(self, &self_bytes);
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1043 Py_INCREF(Py_NotImplemented);
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1044 return Py_NotImplemented;
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1045 }
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1046
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1047 if (self_size != other_size && (op == Py_EQ || op == Py_NE)) {
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1048 /* Shortcut: if the lengths differ, the objects differ */
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1049 cmp = (op == Py_NE);
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1050 }
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1051 else {
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1052 minsize = self_size;
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1053 if (other_size < minsize)
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1054 minsize = other_size;
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1055
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1056 cmp = memcmp(self_bytes.buf, other_bytes.buf, minsize);
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1057 /* In ISO C, memcmp() guarantees to use unsigned bytes! */
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1058
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diff changeset
1059 if (cmp == 0) {
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diff changeset
1060 if (self_size < other_size)
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1061 cmp = -1;
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1062 else if (self_size > other_size)
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1063 cmp = 1;
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1064 }
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1065
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1066 switch (op) {
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1067 case Py_LT: cmp = cmp < 0; break;
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1068 case Py_LE: cmp = cmp <= 0; break;
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1069 case Py_EQ: cmp = cmp == 0; break;
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1070 case Py_NE: cmp = cmp != 0; break;
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1071 case Py_GT: cmp = cmp > 0; break;
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1072 case Py_GE: cmp = cmp >= 0; break;
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1073 }
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1074 }
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1075
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1076 res = cmp ? Py_True : Py_False;
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1077 PyObject_ReleaseBuffer(self, &self_bytes);
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1078 PyObject_ReleaseBuffer(other, &other_bytes);
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diff changeset
1079 Py_INCREF(res);
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1080 return res;
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1081 }
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1082
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diff changeset
1083 static void
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1084 bytes_dealloc(PyBytesObject *self)
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1085 {
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1086 if (self->ob_bytes != 0) {
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1087 PyMem_Free(self->ob_bytes);
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1088 }
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1089 Py_TYPE(self)->tp_free((PyObject *)self);
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1090 }
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1091
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1092
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1093 /* -------------------------------------------------------------------- */
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1094 /* Methods */
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1095
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1096 #define STRINGLIB_CHAR char
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1097 #define STRINGLIB_CMP memcmp
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1098 #define STRINGLIB_LEN PyBytes_GET_SIZE
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1099 #define STRINGLIB_STR PyBytes_AS_STRING
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1100 #define STRINGLIB_NEW PyBytes_FromStringAndSize
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1101 #define STRINGLIB_EMPTY nullbytes
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1102 #define STRINGLIB_CHECK_EXACT PyBytes_CheckExact
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1103 #define STRINGLIB_MUTABLE 1
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1104
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1105 #include "stringlib/fastsearch.h"
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1106 #include "stringlib/count.h"
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1107 #include "stringlib/find.h"
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1108 #include "stringlib/partition.h"
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1109 #include "stringlib/ctype.h"
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1110 #include "stringlib/transmogrify.h"
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1111
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1112
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1113 /* The following Py_LOCAL_INLINE and Py_LOCAL functions
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1114 were copied from the old char* style string object. */
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1115
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1116 Py_LOCAL_INLINE(void)
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1117 _adjust_indices(Py_ssize_t *start, Py_ssize_t *end, Py_ssize_t len)
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1118 {
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1119 if (*end > len)
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1120 *end = len;
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1121 else if (*end < 0)
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1122 *end += len;
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1123 if (*end < 0)
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1124 *end = 0;
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1125 if (*start < 0)
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1126 *start += len;
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1127 if (*start < 0)
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1128 *start = 0;
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1129 }
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1130
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1131
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1132 Py_LOCAL_INLINE(Py_ssize_t)
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1133 bytes_find_internal(PyBytesObject *self, PyObject *args, int dir)
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1134 {
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1135 PyObject *subobj;
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1136 Py_buffer subbuf;
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1137 Py_ssize_t start=0, end=PY_SSIZE_T_MAX;
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1138 Py_ssize_t res;
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1139
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1140 if (!PyArg_ParseTuple(args, "O|O&O&:find/rfind/index/rindex", &subobj,
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1141 _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
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1142 return -2;
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1143 if (_getbuffer(subobj, &subbuf) < 0)
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1144 return -2;
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1145 if (dir > 0)
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1146 res = stringlib_find_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 else
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1150 res = stringlib_rfind_slice(
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1151 PyBytes_AS_STRING(self), PyBytes_GET_SIZE(self),
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1152 subbuf.buf, subbuf.len, start, end);
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1153 PyObject_ReleaseBuffer(subobj, &subbuf);
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1154 return res;
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1155 }
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1156
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1157 PyDoc_STRVAR(find__doc__,
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1158 "B.find(sub [,start [,end]]) -> int\n\
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diff changeset
1159 \n\
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1160 Return the lowest index in B where subsection sub is found,\n\
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1161 such that sub is contained within s[start,end]. Optional\n\
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1162 arguments start and end are interpreted as in slice notation.\n\
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diff changeset
1163 \n\
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1164 Return -1 on failure.");
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1165
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diff changeset
1166 static PyObject *
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1167 bytes_find(PyBytesObject *self, PyObject *args)
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1168 {
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1169 Py_ssize_t result = bytes_find_internal(self, args, +1);
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1170 if (result == -2)
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1171 return NULL;
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1172 return PyInt_FromSsize_t(result);
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1173 }
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1174
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1175 PyDoc_STRVAR(count__doc__,
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1176 "B.count(sub [,start [,end]]) -> int\n\
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1177 \n\
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1178 Return the number of non-overlapping occurrences of subsection sub in\n\
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1179 bytes B[start:end]. Optional arguments start and end are interpreted\n\
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1180 as in slice notation.");
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1181
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diff changeset
1182 static PyObject *
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1183 bytes_count(PyBytesObject *self, PyObject *args)
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1184 {
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1185 PyObject *sub_obj;
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1186 const char *str = PyBytes_AS_STRING(self);
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1187 Py_ssize_t start = 0, end = PY_SSIZE_T_MAX;
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1188 Py_buffer vsub;
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1189 PyObject *count_obj;
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1190
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1191 if (!PyArg_ParseTuple(args, "O|O&O&:count", &sub_obj,
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1192 _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
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1193 return NULL;
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1194
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1195 if (_getbuffer(sub_obj, &vsub) < 0)
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1196 return NULL;
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1197
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1198 _adjust_indices(&start, &end, PyBytes_GET_SIZE(self));
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1199
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1200 count_obj = PyInt_FromSsize_t(
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1201 stringlib_count(str + start, end - start, vsub.buf, vsub.len)
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1202 );
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1203 PyObject_ReleaseBuffer(sub_obj, &vsub);
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1204 return count_obj;
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1205 }
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1206
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1207
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diff changeset
1208 PyDoc_STRVAR(index__doc__,
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1209 "B.index(sub [,start [,end]]) -> int\n\
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diff changeset
1210 \n\
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1211 Like B.find() but raise ValueError when the subsection is not found.");
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1212
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diff changeset
1213 static PyObject *
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1214 bytes_index(PyBytesObject *self, PyObject *args)
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1215 {
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1216 Py_ssize_t result = bytes_find_internal(self, args, +1);
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1217 if (result == -2)
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1218 return NULL;
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1219 if (result == -1) {
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1220 PyErr_SetString(PyExc_ValueError,
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1221 "subsection not found");
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1222 return NULL;
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1223 }
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1224 return PyInt_FromSsize_t(result);
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1225 }
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diff changeset
1226
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1227
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1228 PyDoc_STRVAR(rfind__doc__,
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1229 "B.rfind(sub [,start [,end]]) -> int\n\
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1230 \n\
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1231 Return the highest index in B where subsection sub is found,\n\
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1232 such that sub is contained within s[start,end]. Optional\n\
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1233 arguments start and end are interpreted as in slice notation.\n\
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1234 \n\
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diff changeset
1235 Return -1 on failure.");
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1236
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diff changeset
1237 static PyObject *
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1238 bytes_rfind(PyBytesObject *self, PyObject *args)
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1239 {
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1240 Py_ssize_t result = bytes_find_internal(self, args, -1);
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1241 if (result == -2)
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1242 return NULL;
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1243 return PyInt_FromSsize_t(result);
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1244 }
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1245
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1246
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1247 PyDoc_STRVAR(rindex__doc__,
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1248 "B.rindex(sub [,start [,end]]) -> int\n\
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1249 \n\
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1250 Like B.rfind() but raise ValueError when the subsection is not found.");
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1251
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1252 static PyObject *
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1253 bytes_rindex(PyBytesObject *self, PyObject *args)
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1254 {
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1255 Py_ssize_t result = bytes_find_internal(self, args, -1);
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1256 if (result == -2)
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1257 return NULL;
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1258 if (result == -1) {
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1259 PyErr_SetString(PyExc_ValueError,
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1260 "subsection not found");
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1261 return NULL;
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1262 }
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1263 return PyInt_FromSsize_t(result);
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1264 }
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1265
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1266
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1267 static int
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1268 bytes_contains(PyObject *self, PyObject *arg)
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1269 {
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1270 Py_ssize_t ival = PyNumber_AsSsize_t(arg, PyExc_ValueError);
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1271 if (ival == -1 && PyErr_Occurred()) {
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1272 Py_buffer varg;
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1273 int pos;
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1274 PyErr_Clear();
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1275 if (_getbuffer(arg, &varg) < 0)
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1276 return -1;
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1277 pos = stringlib_find(PyBytes_AS_STRING(self), Py_SIZE(self),
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1278 varg.buf, varg.len, 0);
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1279 PyObject_ReleaseBuffer(arg, &varg);
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1280 return pos >= 0;
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1281 }
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1282 if (ival < 0 || ival >= 256) {
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1283 PyErr_SetString(PyExc_ValueError, "byte must be in range(0, 256)");
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1284 return -1;
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1285 }
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1286
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1287 return memchr(PyBytes_AS_STRING(self), ival, Py_SIZE(self)) != NULL;
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1288 }
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1289
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1290
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diff changeset
1291 /* Matches the end (direction >= 0) or start (direction < 0) of self
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1292 * against substr, using the start and end arguments. Returns
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1293 * -1 on error, 0 if not found and 1 if found.
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1294 */
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1295 Py_LOCAL(int)
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1296 _bytes_tailmatch(PyBytesObject *self, PyObject *substr, Py_ssize_t start,
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1297 Py_ssize_t end, int direction)
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1298 {
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1299 Py_ssize_t len = PyBytes_GET_SIZE(self);
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1300 const char* str;
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1301 Py_buffer vsubstr;
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1302 int rv = 0;
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1303
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1304 str = PyBytes_AS_STRING(self);
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1305
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1306 if (_getbuffer(substr, &vsubstr) < 0)
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1307 return -1;
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1308
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1309 _adjust_indices(&start, &end, len);
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1310
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diff changeset
1311 if (direction < 0) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1312 /* startswith */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1313 if (start+vsubstr.len > len) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1314 goto done;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1315 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1316 } else {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1317 /* endswith */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1318 if (end-start < vsubstr.len || start > len) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1319 goto done;
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parents:
diff changeset
1320 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1321
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1322 if (end-vsubstr.len > start)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1323 start = end - vsubstr.len;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1324 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1325 if (end-start >= vsubstr.len)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1326 rv = ! memcmp(str+start, vsubstr.buf, vsubstr.len);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1327
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1328 done:
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parents:
diff changeset
1329 PyObject_ReleaseBuffer(substr, &vsubstr);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1330 return rv;
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parents:
diff changeset
1331 }
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parents:
diff changeset
1332
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parents:
diff changeset
1333
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1334 PyDoc_STRVAR(startswith__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1335 "B.startswith(prefix [,start [,end]]) -> bool\n\
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parents:
diff changeset
1336 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1337 Return True if B starts with the specified prefix, False otherwise.\n\
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parents:
diff changeset
1338 With optional start, test B beginning at that position.\n\
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parents:
diff changeset
1339 With optional end, stop comparing B at that position.\n\
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parents:
diff changeset
1340 prefix can also be a tuple of strings to try.");
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parents:
diff changeset
1341
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parents:
diff changeset
1342 static PyObject *
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parents:
diff changeset
1343 bytes_startswith(PyBytesObject *self, PyObject *args)
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parents:
diff changeset
1344 {
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diff changeset
1345 Py_ssize_t start = 0;
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diff changeset
1346 Py_ssize_t end = PY_SSIZE_T_MAX;
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diff changeset
1347 PyObject *subobj;
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parents:
diff changeset
1348 int result;
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diff changeset
1349
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diff changeset
1350 if (!PyArg_ParseTuple(args, "O|O&O&:startswith", &subobj,
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parents:
diff changeset
1351 _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
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diff changeset
1352 return NULL;
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diff changeset
1353 if (PyTuple_Check(subobj)) {
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diff changeset
1354 Py_ssize_t i;
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parents:
diff changeset
1355 for (i = 0; i < PyTuple_GET_SIZE(subobj); i++) {
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parents:
diff changeset
1356 result = _bytes_tailmatch(self,
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parents:
diff changeset
1357 PyTuple_GET_ITEM(subobj, i),
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parents:
diff changeset
1358 start, end, -1);
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diff changeset
1359 if (result == -1)
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diff changeset
1360 return NULL;
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diff changeset
1361 else if (result) {
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diff changeset
1362 Py_RETURN_TRUE;
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diff changeset
1363 }
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diff changeset
1364 }
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diff changeset
1365 Py_RETURN_FALSE;
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diff changeset
1366 }
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parents:
diff changeset
1367 result = _bytes_tailmatch(self, subobj, start, end, -1);
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diff changeset
1368 if (result == -1)
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parents:
diff changeset
1369 return NULL;
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diff changeset
1370 else
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diff changeset
1371 return PyBool_FromLong(result);
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diff changeset
1372 }
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parents:
diff changeset
1373
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parents:
diff changeset
1374 PyDoc_STRVAR(endswith__doc__,
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parents:
diff changeset
1375 "B.endswith(suffix [,start [,end]]) -> bool\n\
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parents:
diff changeset
1376 \n\
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parents:
diff changeset
1377 Return True if B ends with the specified suffix, False otherwise.\n\
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parents:
diff changeset
1378 With optional start, test B beginning at that position.\n\
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parents:
diff changeset
1379 With optional end, stop comparing B at that position.\n\
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parents:
diff changeset
1380 suffix can also be a tuple of strings to try.");
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parents:
diff changeset
1381
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parents:
diff changeset
1382 static PyObject *
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parents:
diff changeset
1383 bytes_endswith(PyBytesObject *self, PyObject *args)
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parents:
diff changeset
1384 {
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parents:
diff changeset
1385 Py_ssize_t start = 0;
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diff changeset
1386 Py_ssize_t end = PY_SSIZE_T_MAX;
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diff changeset
1387 PyObject *subobj;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1388 int 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
1389
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1390 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
1391 _PyEval_SliceIndex, &start, _PyEval_SliceIndex, &end))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1392 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1393 if (PyTuple_Check(subobj)) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1394 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
1395 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
1396 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
1397 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
1398 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
1399 if (result == -1)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1400 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1401 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
1402 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
1403 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1404 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1405 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
1406 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1407 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
1408 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
1409 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
1410 else
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1411 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
1412 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1413
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1414
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1415 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
1416 "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
1417 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1418 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
1419 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
1420 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
1421 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
1422
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1423 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
1424 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
1425 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1426 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
1427 register const char *table;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1428 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
1429 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
1430 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
1431 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
1432 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
1433 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
1434 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
1435 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
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 (!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
1438 &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
1439 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
1440
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1441 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
1442 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
1443
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1444 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
1445 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
1446 "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
1447 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
1448 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
1449 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1450
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1451 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
1452 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
1453 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
1454 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
1455 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 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 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
1458 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
1459 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
1460 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1461
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1462 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
1463 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
1464 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
1465 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
1466 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
1467 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
1468 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
1469
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1470 if (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
1471 /* 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
1472 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
1473 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
1474 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
1475 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
1476 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1477 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
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 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
1480 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
1481 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
1482 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
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
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1485 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
1486 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
1487
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1488 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
1489 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
1490
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1491 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
1492 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
1493 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
1494 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
1495 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
1496 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
1497 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1498 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
1499 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
1500 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
1501 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
1502 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
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 /* 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
1505 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
1506 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
1507
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1508 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
1509 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
1510 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
1511 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
1512 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
1513 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 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
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1516 #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
1517 #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
1518
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1519 /* 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
1520
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1521 #define 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
1522 ((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
1523
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1524 /* 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
1525 #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
1526 (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
1527 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
1528 !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
1529
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1530
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1531 /* 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
1532 /* 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
1533 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
1534 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
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 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
1537 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
1538 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
1539 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
1540 return (PyBytesObject *)PyBytes_FromStringAndSize(
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diff changeset
1541 PyBytes_AS_STRING(self),
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diff changeset
1542 PyBytes_GET_SIZE(self));
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diff changeset
1543 }
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diff changeset
1544
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diff changeset
1545 Py_LOCAL_INLINE(Py_ssize_t)
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diff changeset
1546 countchar(const char *target, Py_ssize_t target_len, char c, Py_ssize_t maxcount)
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diff changeset
1547 {
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diff changeset
1548 Py_ssize_t count=0;
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diff changeset
1549 const char *start=target;
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diff changeset
1550 const char *end=target+target_len;
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1551
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diff changeset
1552 while ( (start=findchar(start, end-start, c)) != NULL ) {
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1553 count++;
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1554 if (count >= maxcount)
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diff changeset
1555 break;
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1556 start += 1;
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1557 }
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diff changeset
1558 return count;
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1559 }
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1560
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diff changeset
1561 Py_LOCAL(Py_ssize_t)
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diff changeset
1562 findstring(const char *target, Py_ssize_t target_len,
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diff changeset
1563 const char *pattern, Py_ssize_t pattern_len,
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diff changeset
1564 Py_ssize_t start,
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1565 Py_ssize_t end,
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diff changeset
1566 int direction)
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diff changeset
1567 {
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diff changeset
1568 if (start < 0) {
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diff changeset
1569 start += target_len;
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diff changeset
1570 if (start < 0)
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1571 start = 0;
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1572 }
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1573 if (end > target_len) {
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1574 end = target_len;
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1575 } else if (end < 0) {
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1576 end += target_len;
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diff changeset
1577 if (end < 0)
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1578 end = 0;
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1579 }
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diff changeset
1580
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diff changeset
1581 /* zero-length substrings always match at the first attempt */
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diff changeset
1582 if (pattern_len == 0)
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diff changeset
1583 return (direction > 0) ? start : end;
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1584
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1585 end -= pattern_len;
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diff changeset
1586
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diff changeset
1587 if (direction < 0) {
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diff changeset
1588 for (; end >= start; end--)
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diff changeset
1589 if (Py_STRING_MATCH(target, end, pattern, pattern_len))
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1590 return end;
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1591 } else {
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diff changeset
1592 for (; start <= end; start++)
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1593 if (Py_STRING_MATCH(target, start, pattern, pattern_len))
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1594 return start;
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1595 }
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1596 return -1;
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1597 }
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1598
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diff changeset
1599 Py_LOCAL_INLINE(Py_ssize_t)
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1600 countstring(const char *target, Py_ssize_t target_len,
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1601 const char *pattern, Py_ssize_t pattern_len,
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diff changeset
1602 Py_ssize_t start,
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1603 Py_ssize_t end,
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1604 int direction, Py_ssize_t maxcount)
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1605 {
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1606 Py_ssize_t count=0;
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1607
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1608 if (start < 0) {
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1609 start += target_len;
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1610 if (start < 0)
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1611 start = 0;
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1612 }
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1613 if (end > target_len) {
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1614 end = target_len;
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1615 } else if (end < 0) {
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1616 end += target_len;
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diff changeset
1617 if (end < 0)
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diff changeset
1618 end = 0;
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diff changeset
1619 }
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1620
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diff changeset
1621 /* zero-length substrings match everywhere */
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diff changeset
1622 if (pattern_len == 0 || maxcount == 0) {
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diff changeset
1623 if (target_len+1 < maxcount)
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diff changeset
1624 return target_len+1;
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diff changeset
1625 return maxcount;
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diff changeset
1626 }
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diff changeset
1627
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diff changeset
1628 end -= pattern_len;
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diff changeset
1629 if (direction < 0) {
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diff changeset
1630 for (; (end >= start); end--)
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diff changeset
1631 if (Py_STRING_MATCH(target, end, pattern, pattern_len)) {
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diff changeset
1632 count++;
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diff changeset
1633 if (--maxcount <= 0) break;
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diff changeset
1634 end -= pattern_len-1;
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1635 }
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diff changeset
1636 } else {
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diff changeset
1637 for (; (start <= end); start++)
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diff changeset
1638 if (Py_STRING_MATCH(target, start, pattern, pattern_len)) {
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diff changeset
1639 count++;
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diff changeset
1640 if (--maxcount <= 0)
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diff changeset
1641 break;
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diff changeset
1642 start += pattern_len-1;
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1643 }
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1644 }
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diff changeset
1645 return count;
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1646 }
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1647
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diff changeset
1648
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diff changeset
1649 /* Algorithms for different cases of string replacement */
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diff changeset
1650
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diff changeset
1651 /* len(self)>=1, from="", len(to)>=1, maxcount>=1 */
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diff changeset
1652 Py_LOCAL(PyBytesObject *)
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diff changeset
1653 replace_interleave(PyBytesObject *self,
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diff changeset
1654 const char *to_s, Py_ssize_t to_len,
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diff changeset
1655 Py_ssize_t maxcount)
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diff changeset
1656 {
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diff changeset
1657 char *self_s, *result_s;
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diff changeset
1658 Py_ssize_t self_len, result_len;
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diff changeset
1659 Py_ssize_t count, i, product;
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1660 PyBytesObject *result;
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diff changeset
1661
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diff changeset
1662 self_len = PyBytes_GET_SIZE(self);
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diff changeset
1663
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diff changeset
1664 /* 1 at the end plus 1 after every character */
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diff changeset
1665 count = self_len+1;
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diff changeset
1666 if (maxcount < count)
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diff changeset
1667 count = maxcount;
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1668
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diff changeset
1669 /* Check for overflow */
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diff changeset
1670 /* result_len = count * to_len + self_len; */
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diff changeset
1671 product = count * to_len;
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diff changeset
1672 if (product / to_len != count) {
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diff changeset
1673 PyErr_SetString(PyExc_OverflowError,
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diff changeset
1674 "replace string is too long");
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1675 return NULL;
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1676 }
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diff changeset
1677 result_len = product + self_len;
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diff changeset
1678 if (result_len < 0) {
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diff changeset
1679 PyErr_SetString(PyExc_OverflowError,
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diff changeset
1680 "replace string is too long");
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1681 return NULL;
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diff changeset
1682 }
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1683
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diff changeset
1684 if (! (result = (PyBytesObject *)
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diff changeset
1685 PyBytes_FromStringAndSize(NULL, result_len)) )
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1686 return NULL;
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diff changeset
1687
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diff changeset
1688 self_s = PyBytes_AS_STRING(self);
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diff changeset
1689 result_s = PyBytes_AS_STRING(result);
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1690
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diff changeset
1691 /* TODO: special case single character, which doesn't need memcpy */
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diff changeset
1692
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diff changeset
1693 /* Lay the first one down (guaranteed this will occur) */
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diff changeset
1694 Py_MEMCPY(result_s, to_s, to_len);
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1695 result_s += to_len;
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1696 count -= 1;
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1697
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1698 for (i=0; i<count; i++) {
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1699 *result_s++ = *self_s++;
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1700 Py_MEMCPY(result_s, to_s, to_len);
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1701 result_s += to_len;
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1702 }
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1703
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1704 /* Copy the rest of the original string */
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diff changeset
1705 Py_MEMCPY(result_s, self_s, self_len-i);
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1706
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1707 return result;
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1708 }
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1709
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1710 /* Special case for deleting a single character */
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1711 /* len(self)>=1, len(from)==1, to="", maxcount>=1 */
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1712 Py_LOCAL(PyBytesObject *)
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1713 replace_delete_single_character(PyBytesObject *self,
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1714 char from_c, Py_ssize_t maxcount)
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1715 {
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1716 char *self_s, *result_s;
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1717 char *start, *next, *end;
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1718 Py_ssize_t self_len, result_len;
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1719 Py_ssize_t count;
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1720 PyBytesObject *result;
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1721
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1722 self_len = PyBytes_GET_SIZE(self);
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1723 self_s = PyBytes_AS_STRING(self);
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1724
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1725 count = countchar(self_s, self_len, from_c, maxcount);
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1726 if (count == 0) {
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1727 return return_self(self);
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1728 }
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1729
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1730 result_len = self_len - count; /* from_len == 1 */
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1731 assert(result_len>=0);
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1732
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diff changeset
1733 if ( (result = (PyBytesObject *)
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1734 PyBytes_FromStringAndSize(NULL, result_len)) == NULL)
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1735 return NULL;
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1736 result_s = PyBytes_AS_STRING(result);
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1737
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1738 start = self_s;
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1739 end = self_s + self_len;
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1740 while (count-- > 0) {
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1741 next = findchar(start, end-start, from_c);
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1742 if (next == NULL)
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1743 break;
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1744 Py_MEMCPY(result_s, start, next-start);
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1745 result_s += (next-start);
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1746 start = next+1;
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1747 }
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1748 Py_MEMCPY(result_s, start, end-start);
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1749
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1750 return result;
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1751 }
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1752
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1753 /* len(self)>=1, len(from)>=2, to="", maxcount>=1 */
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1754
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diff changeset
1755 Py_LOCAL(PyBytesObject *)
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1756 replace_delete_substring(PyBytesObject *self,
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diff changeset
1757 const char *from_s, Py_ssize_t from_len,
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diff changeset
1758 Py_ssize_t maxcount)
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1759 {
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diff changeset
1760 char *self_s, *result_s;
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1761 char *start, *next, *end;
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1762 Py_ssize_t self_len, result_len;
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1763 Py_ssize_t count, offset;
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1764 PyBytesObject *result;
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1765
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1766 self_len = PyBytes_GET_SIZE(self);
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1767 self_s = PyBytes_AS_STRING(self);
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1768
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1769 count = countstring(self_s, self_len,
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diff changeset
1770 from_s, from_len,
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1771 0, self_len, 1,
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diff changeset
1772 maxcount);
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1773
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diff changeset
1774 if (count == 0) {
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diff changeset
1775 /* no matches */
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1776 return return_self(self);
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1777 }
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1778
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1779 result_len = self_len - (count * from_len);
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diff changeset
1780 assert (result_len>=0);
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1781
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diff changeset
1782 if ( (result = (PyBytesObject *)
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1783 PyBytes_FromStringAndSize(NULL, result_len)) == NULL )
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1784 return NULL;
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1785
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1786 result_s = PyBytes_AS_STRING(result);
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1787
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1788 start = self_s;
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1789 end = self_s + self_len;
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1790 while (count-- > 0) {
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1791 offset = findstring(start, end-start,
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1792 from_s, from_len,
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1793 0, end-start, FORWARD);
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1794 if (offset == -1)
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1795 break;
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1796 next = start + offset;
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1797
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diff changeset
1798 Py_MEMCPY(result_s, start, next-start);
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1799
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1800 result_s += (next-start);
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1801 start = next+from_len;
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1802 }
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1803 Py_MEMCPY(result_s, start, end-start);
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1804 return result;
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1805 }
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1806
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1807 /* len(self)>=1, len(from)==len(to)==1, maxcount>=1 */
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1808 Py_LOCAL(PyBytesObject *)
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1809 replace_single_character_in_place(PyBytesObject *self,
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1810 char from_c, char to_c,
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1811 Py_ssize_t maxcount)
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1812 {
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1813 char *self_s, *result_s, *start, *end, *next;
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1814 Py_ssize_t self_len;
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1815 PyBytesObject *result;
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1816
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1817 /* The result string will be the same size */
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1818 self_s = PyBytes_AS_STRING(self);
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1819 self_len = PyBytes_GET_SIZE(self);
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1820
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1821 next = findchar(self_s, self_len, from_c);
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1822
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1823 if (next == NULL) {
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1824 /* No matches; return the original bytes */
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1825 return return_self(self);
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1826 }
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1827
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1828 /* Need to make a new bytes */
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1829 result = (PyBytesObject *) PyBytes_FromStringAndSize(NULL, self_len);
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1830 if (result == NULL)
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1831 return NULL;
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1832 result_s = PyBytes_AS_STRING(result);
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1833 Py_MEMCPY(result_s, self_s, self_len);
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1834
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1835 /* change everything in-place, starting with this one */
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1836 start = result_s + (next-self_s);
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1837 *start = to_c;
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1838 start++;
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1839 end = result_s + self_len;
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1840
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1841 while (--maxcount > 0) {
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1842 next = findchar(start, end-start, from_c);
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1843 if (next == NULL)
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1844 break;
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1845 *next = to_c;
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1846 start = next+1;
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1847 }
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1848
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diff changeset
1849 return result;
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1850 }
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1851
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diff changeset
1852 /* len(self)>=1, len(from)==len(to)>=2, maxcount>=1 */
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1853 Py_LOCAL(PyBytesObject *)
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1854 replace_substring_in_place(PyBytesObject *self,
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1855 const char *from_s, Py_ssize_t from_len,
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1856 const char *to_s, Py_ssize_t to_len,
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1857 Py_ssize_t maxcount)
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1858 {
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1859 char *result_s, *start, *end;
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1860 char *self_s;
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1861 Py_ssize_t self_len, offset;
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1862 PyBytesObject *result;
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1863
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1864 /* The result bytes will be the same size */
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1865
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1866 self_s = PyBytes_AS_STRING(self);
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1867 self_len = PyBytes_GET_SIZE(self);
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1868
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1869 offset = findstring(self_s, self_len,
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1870 from_s, from_len,
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1871 0, self_len, FORWARD);
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1872 if (offset == -1) {
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1873 /* No matches; return the original bytes */
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1874 return return_self(self);
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1875 }
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1876
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1877 /* Need to make a new bytes */
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1878 result = (PyBytesObject *) PyBytes_FromStringAndSize(NULL, self_len);
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1879 if (result == NULL)
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1880 return NULL;
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1881 result_s = PyBytes_AS_STRING(result);
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1882 Py_MEMCPY(result_s, self_s, self_len);
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1883
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1884 /* change everything in-place, starting with this one */
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1885 start = result_s + offset;
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1886 Py_MEMCPY(start, to_s, from_len);
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1887 start += from_len;
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1888 end = result_s + self_len;
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1889
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1890 while ( --maxcount > 0) {
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1891 offset = findstring(start, end-start,
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1892 from_s, from_len,
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1893 0, end-start, FORWARD);
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1894 if (offset==-1)
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1895 break;
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1896 Py_MEMCPY(start+offset, to_s, from_len);
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1897 start += offset+from_len;
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1898 }
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1899
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1900 return result;
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1901 }
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1902
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1903 /* len(self)>=1, len(from)==1, len(to)>=2, maxcount>=1 */
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diff changeset
1904 Py_LOCAL(PyBytesObject *)
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1905 replace_single_character(PyBytesObject *self,
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1906 char from_c,
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diff changeset
1907 const char *to_s, Py_ssize_t to_len,
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1908 Py_ssize_t maxcount)
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1909 {
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1910 char *self_s, *result_s;
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1911 char *start, *next, *end;
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1912 Py_ssize_t self_len, result_len;
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1913 Py_ssize_t count, product;
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1914 PyBytesObject *result;
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1915
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1916 self_s = PyBytes_AS_STRING(self);
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1917 self_len = PyBytes_GET_SIZE(self);
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1918
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1919 count = countchar(self_s, self_len, from_c, maxcount);
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1920 if (count == 0) {
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1921 /* no matches, return unchanged */
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1922 return return_self(self);
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diff changeset
1923 }
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1924
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diff changeset
1925 /* use the difference between current and new, hence the "-1" */
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diff changeset
1926 /* result_len = self_len + count * (to_len-1) */
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diff changeset
1927 product = count * (to_len-1);
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diff changeset
1928 if (product / (to_len-1) != count) {
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diff changeset
1929 PyErr_SetString(PyExc_OverflowError, "replace bytes is too long");
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1930 return NULL;
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diff changeset
1931 }
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diff changeset
1932 result_len = self_len + product;
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1933 if (result_len < 0) {
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1934 PyErr_SetString(PyExc_OverflowError, "replace bytes is too long");
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diff changeset
1935 return NULL;
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1936 }
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1937
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1938 if ( (result = (PyBytesObject *)
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1939 PyBytes_FromStringAndSize(NULL, result_len)) == NULL)
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1940 return NULL;
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1941 result_s = PyBytes_AS_STRING(result);
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1942
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1943 start = self_s;
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1944 end = self_s + self_len;
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1945 while (count-- > 0) {
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diff changeset
1946 next = findchar(start, end-start, from_c);
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1947 if (next == NULL)
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diff changeset
1948 break;
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1949
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1950 if (next == start) {
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diff changeset
1951 /* replace with the 'to' */
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1952 Py_MEMCPY(result_s, to_s, to_len);
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1953 result_s += to_len;
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1954 start += 1;
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1955 } else {
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diff changeset
1956 /* copy the unchanged old then the 'to' */
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1957 Py_MEMCPY(result_s, start, next-start);
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1958 result_s += (next-start);
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diff changeset
1959 Py_MEMCPY(result_s, to_s, to_len);
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diff changeset
1960 result_s += to_len;
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1961 start = next+1;
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1962 }
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1963 }
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diff changeset
1964 /* Copy the remainder of the remaining bytes */
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1965 Py_MEMCPY(result_s, start, end-start);
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1966
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diff changeset
1967 return result;
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1968 }
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1969
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diff changeset
1970 /* len(self)>=1, len(from)>=2, len(to)>=2, maxcount>=1 */
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diff changeset
1971 Py_LOCAL(PyBytesObject *)
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diff changeset
1972 replace_substring(PyBytesObject *self,
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1973 const char *from_s, Py_ssize_t from_len,
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1974 const char *to_s, Py_ssize_t to_len,
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diff changeset
1975 Py_ssize_t maxcount)
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1976 {
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diff changeset
1977 char *self_s, *result_s;
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1978 char *start, *next, *end;
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diff changeset
1979 Py_ssize_t self_len, result_len;
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diff changeset
1980 Py_ssize_t count, offset, product;
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diff changeset
1981 PyBytesObject *result;
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1982
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diff changeset
1983 self_s = PyBytes_AS_STRING(self);
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1984 self_len = PyBytes_GET_SIZE(self);
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1985
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diff changeset
1986 count = countstring(self_s, self_len,
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diff changeset
1987 from_s, from_len,
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diff changeset
1988 0, self_len, FORWARD, maxcount);
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1989 if (count == 0) {
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diff changeset
1990 /* no matches, return unchanged */
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1991 return return_self(self);
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1992 }
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1993
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diff changeset
1994 /* Check for overflow */
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diff changeset
1995 /* result_len = self_len + count * (to_len-from_len) */
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1996 product = count * (to_len-from_len);
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diff changeset
1997 if (product / (to_len-from_len) != count) {
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diff changeset
1998 PyErr_SetString(PyExc_OverflowError, "replace bytes is too long");
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diff changeset
1999 return NULL;
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2000 }
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diff changeset
2001 result_len = self_len + product;
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diff changeset
2002 if (result_len < 0) {
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diff changeset
2003 PyErr_SetString(PyExc_OverflowError, "replace bytes is too long");
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diff changeset
2004 return NULL;
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2005 }
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2006
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diff changeset
2007 if ( (result = (PyBytesObject *)
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diff changeset
2008 PyBytes_FromStringAndSize(NULL, result_len)) == NULL)
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diff changeset
2009 return NULL;
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diff changeset
2010 result_s = PyBytes_AS_STRING(result);
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diff changeset
2011
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diff changeset
2012 start = self_s;
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2013 end = self_s + self_len;
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diff changeset
2014 while (count-- > 0) {
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diff changeset
2015 offset = findstring(start, end-start,
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diff changeset
2016 from_s, from_len,
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diff changeset
2017 0, end-start, FORWARD);
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diff changeset
2018 if (offset == -1)
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diff changeset
2019 break;
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diff changeset
2020 next = start+offset;
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diff changeset
2021 if (next == start) {
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diff changeset
2022 /* replace with the 'to' */
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diff changeset
2023 Py_MEMCPY(result_s, to_s, to_len);
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diff changeset
2024 result_s += to_len;
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diff changeset
2025 start += from_len;
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diff changeset
2026 } else {
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diff changeset
2027 /* copy the unchanged old then the 'to' */
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diff changeset
2028 Py_MEMCPY(result_s, start, next-start);
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2029 result_s += (next-start);
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diff changeset
2030 Py_MEMCPY(result_s, to_s, to_len);
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2031 result_s += to_len;
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diff changeset
2032 start = next+from_len;
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diff changeset
2033 }
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2034 }
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diff changeset
2035 /* Copy the remainder of the remaining bytes */
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diff changeset
2036 Py_MEMCPY(result_s, start, end-start);
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2037
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diff changeset
2038 return result;
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2039 }
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2040
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2041
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diff changeset
2042 Py_LOCAL(PyBytesObject *)
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diff changeset
2043 replace(PyBytesObject *self,
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diff changeset
2044 const char *from_s, Py_ssize_t from_len,
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diff changeset
2045 const char *to_s, Py_ssize_t to_len,
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diff changeset
2046 Py_ssize_t maxcount)
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diff changeset
2047 {
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diff changeset
2048 if (maxcount < 0) {
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diff changeset
2049 maxcount = PY_SSIZE_T_MAX;
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2050 } else if (maxcount == 0 || PyBytes_GET_SIZE(self) == 0) {
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diff changeset
2051 /* nothing to do; return the original bytes */
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2052 return return_self(self);
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diff changeset
2053 }
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diff changeset
2054
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diff changeset
2055 if (maxcount == 0 ||
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diff changeset
2056 (from_len == 0 && to_len == 0)) {
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diff changeset
2057 /* nothing to do; return the original bytes */
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diff changeset
2058 return return_self(self);
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diff changeset
2059 }
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diff changeset
2060
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diff changeset
2061 /* Handle zero-length special cases */
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diff changeset
2062
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diff changeset
2063 if (from_len == 0) {
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diff changeset
2064 /* insert the 'to' bytes everywhere. */
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diff changeset
2065 /* >>> "Python".replace("", ".") */
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diff changeset
2066 /* '.P.y.t.h.o.n.' */
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diff changeset
2067 return replace_interleave(self, to_s, to_len, maxcount);
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diff changeset
2068 }
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diff changeset
2069
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diff changeset
2070 /* Except for "".replace("", "A") == "A" there is no way beyond this */
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diff changeset
2071 /* point for an empty self bytes to generate a non-empty bytes */
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diff changeset
2072 /* Special case so the remaining code always gets a non-empty bytes */
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diff changeset
2073 if (PyBytes_GET_SIZE(self) == 0) {
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diff changeset
2074 return return_self(self);
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diff changeset
2075 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2076
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2077 if (to_len == 0) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2078 /* delete all occurances of 'from' bytes */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2079 if (from_len == 1) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2080 return replace_delete_single_character(
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2081 self, from_s[0], maxcount);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2082 } else {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2083 return replace_delete_substring(self, from_s, from_len, maxcount);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2084 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2085 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2086
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2087 /* Handle special case where both bytes have the same length */
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parents:
diff changeset
2088
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2089 if (from_len == to_len) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2090 if (from_len == 1) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2091 return replace_single_character_in_place(
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2092 self,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2093 from_s[0],
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2094 to_s[0],
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parents:
diff changeset
2095 maxcount);
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parents:
diff changeset
2096 } else {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2097 return replace_substring_in_place(
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2098 self, from_s, from_len, to_s, to_len, maxcount);
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parents:
diff changeset
2099 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2100 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2101
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2102 /* Otherwise use the more generic algorithms */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2103 if (from_len == 1) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2104 return replace_single_character(self, from_s[0],
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2105 to_s, to_len, maxcount);
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parents:
diff changeset
2106 } else {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2107 /* len('from')>=2, len('to')>=1 */
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parents:
diff changeset
2108 return replace_substring(self, from_s, from_len, to_s, to_len, maxcount);
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parents:
diff changeset
2109 }
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parents:
diff changeset
2110 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2111
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parents:
diff changeset
2112
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2113 PyDoc_STRVAR(replace__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2114 "B.replace(old, new[, count]) -> bytes\n\
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parents:
diff changeset
2115 \n\
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parents:
diff changeset
2116 Return a copy of B with all occurrences of subsection\n\
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parents:
diff changeset
2117 old replaced by new. If the optional argument count is\n\
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diff changeset
2118 given, only the first count occurrences are replaced.");
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diff changeset
2119
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parents:
diff changeset
2120 static PyObject *
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parents:
diff changeset
2121 bytes_replace(PyBytesObject *self, PyObject *args)
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parents:
diff changeset
2122 {
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parents:
diff changeset
2123 Py_ssize_t count = -1;
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parents:
diff changeset
2124 PyObject *from, *to, *res;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2125 Py_buffer vfrom, vto;
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diff changeset
2126
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parents:
diff changeset
2127 if (!PyArg_ParseTuple(args, "OO|n:replace", &from, &to, &count))
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diff changeset
2128 return NULL;
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diff changeset
2129
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diff changeset
2130 if (_getbuffer(from, &vfrom) < 0)
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diff changeset
2131 return NULL;
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diff changeset
2132 if (_getbuffer(to, &vto) < 0) {
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diff changeset
2133 PyObject_ReleaseBuffer(from, &vfrom);
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diff changeset
2134 return NULL;
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diff changeset
2135 }
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diff changeset
2136
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diff changeset
2137 res = (PyObject *)replace((PyBytesObject *) self,
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parents:
diff changeset
2138 vfrom.buf, vfrom.len,
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parents:
diff changeset
2139 vto.buf, vto.len, count);
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parents:
diff changeset
2140
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diff changeset
2141 PyObject_ReleaseBuffer(from, &vfrom);
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diff changeset
2142 PyObject_ReleaseBuffer(to, &vto);
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diff changeset
2143 return res;
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diff changeset
2144 }
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diff changeset
2145
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diff changeset
2146
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diff changeset
2147 /* Overallocate the initial list to reduce the number of reallocs for small
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parents:
diff changeset
2148 split sizes. Eg, "A A A A A A A A A A".split() (10 elements) has three
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diff changeset
2149 resizes, to sizes 4, 8, then 16. Most observed string splits are for human
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parents:
diff changeset
2150 text (roughly 11 words per line) and field delimited data (usually 1-10
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diff changeset
2151 fields). For large strings the split algorithms are bandwidth limited
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2152 so increasing the preallocation likely will not improve things.*/
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2153
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2154 #define MAX_PREALLOC 12
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2155
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2156 /* 5 splits gives 6 elements */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2157 #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
2158 (maxsplit >= MAX_PREALLOC ? MAX_PREALLOC : maxsplit+1)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2159
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2160 #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
2161 str = PyBytes_FromStringAndSize((data) + (left), \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2162 (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
2163 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
2164 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
2165 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
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 goto onError; \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2168 } \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2169 else \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2170 Py_DECREF(str);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2171
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2172 #define SPLIT_ADD(data, left, right) { \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2173 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
2174 (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
2175 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
2176 goto onError; \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2177 if (count < MAX_PREALLOC) { \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2178 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
2179 } else { \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2180 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
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 goto onError; \
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parents:
diff changeset
2183 } \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2184 else \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2185 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
2186 } \
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2187 count++; }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2188
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2189 /* Always force the list to the expected size. */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2190 #define FIX_PREALLOC_SIZE(list) Py_SIZE(list) = count
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parents:
diff changeset
2191
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parents:
diff changeset
2192
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2193 Py_LOCAL_INLINE(PyObject *)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2194 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
2195 {
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parents:
diff changeset
2196 register Py_ssize_t i, j, count = 0;
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parents:
diff changeset
2197 PyObject *str;
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parents:
diff changeset
2198 PyObject *list = PyList_New(PREALLOC_SIZE(maxcount));
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parents:
diff changeset
2199
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2200 if (list == NULL)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2201 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
2202
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2203 i = j = 0;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2204 while ((j < len) && (maxcount-- > 0)) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2205 for(; j < len; j++) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2206 /* I found that using memchr makes no difference */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2207 if (s[j] == ch) {
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parents:
diff changeset
2208 SPLIT_ADD(s, i, j);
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parents:
diff changeset
2209 i = j = j + 1;
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parents:
diff changeset
2210 break;
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parents:
diff changeset
2211 }
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diff changeset
2212 }
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diff changeset
2213 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2214 if (i <= len) {
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parents:
diff changeset
2215 SPLIT_ADD(s, i, len);
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diff changeset
2216 }
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parents:
diff changeset
2217 FIX_PREALLOC_SIZE(list);
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parents:
diff changeset
2218 return list;
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diff changeset
2219
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diff changeset
2220 onError:
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parents:
diff changeset
2221 Py_DECREF(list);
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diff changeset
2222 return NULL;
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parents:
diff changeset
2223 }
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parents:
diff changeset
2224
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parents:
diff changeset
2225
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parents:
diff changeset
2226 Py_LOCAL_INLINE(PyObject *)
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parents:
diff changeset
2227 split_whitespace(const char *s, Py_ssize_t len, Py_ssize_t maxcount)
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parents:
diff changeset
2228 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2229 register Py_ssize_t i, j, count = 0;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2230 PyObject *str;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2231 PyObject *list = PyList_New(PREALLOC_SIZE(maxcount));
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parents:
diff changeset
2232
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2233 if (list == NULL)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2234 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2235
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2236 for (i = j = 0; i < len; ) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2237 /* find a token */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2238 while (i < len && ISSPACE(s[i]))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2239 i++;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2240 j = i;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2241 while (i < len && !ISSPACE(s[i]))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2242 i++;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2243 if (j < i) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2244 if (maxcount-- <= 0)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2245 break;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2246 SPLIT_ADD(s, j, i);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2247 while (i < len && ISSPACE(s[i]))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2248 i++;
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parents:
diff changeset
2249 j = i;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2250 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2251 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2252 if (j < len) {
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parents:
diff changeset
2253 SPLIT_ADD(s, j, len);
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parents:
diff changeset
2254 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2255 FIX_PREALLOC_SIZE(list);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2256 return list;
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parents:
diff changeset
2257
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2258 onError:
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2259 Py_DECREF(list);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2260 return NULL;
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parents:
diff changeset
2261 }
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parents:
diff changeset
2262
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2263 PyDoc_STRVAR(split__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2264 "B.split([sep[, maxsplit]]) -> list of bytearray\n\
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parents:
diff changeset
2265 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2266 Return a list of the sections in B, using sep as the delimiter.\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2267 If sep is not given, B is split on ASCII whitespace characters\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2268 (space, tab, return, newline, formfeed, vertical tab).\n\
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parents:
diff changeset
2269 If maxsplit is given, at most maxsplit splits are done.");
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parents:
diff changeset
2270
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2271 static PyObject *
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2272 bytes_split(PyBytesObject *self, PyObject *args)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2273 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2274 Py_ssize_t len = PyBytes_GET_SIZE(self), n, i, j;
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parents:
diff changeset
2275 Py_ssize_t maxsplit = -1, count = 0;
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parents:
diff changeset
2276 const char *s = PyBytes_AS_STRING(self), *sub;
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parents:
diff changeset
2277 PyObject *list, *str, *subobj = Py_None;
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parents:
diff changeset
2278 Py_buffer vsub;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2279 #ifdef USE_FAST
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parents:
diff changeset
2280 Py_ssize_t pos;
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parents:
diff changeset
2281 #endif
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parents:
diff changeset
2282
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2283 if (!PyArg_ParseTuple(args, "|On:split", &subobj, &maxsplit))
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parents:
diff changeset
2284 return NULL;
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parents:
diff changeset
2285 if (maxsplit < 0)
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diff changeset
2286 maxsplit = PY_SSIZE_T_MAX;
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diff changeset
2287
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2288 if (subobj == Py_None)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2289 return split_whitespace(s, len, maxsplit);
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diff changeset
2290
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diff changeset
2291 if (_getbuffer(subobj, &vsub) < 0)
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parents:
diff changeset
2292 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2293 sub = vsub.buf;
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diff changeset
2294 n = vsub.len;
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diff changeset
2295
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diff changeset
2296 if (n == 0) {
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diff changeset
2297 PyErr_SetString(PyExc_ValueError, "empty separator");
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diff changeset
2298 PyObject_ReleaseBuffer(subobj, &vsub);
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diff changeset
2299 return NULL;
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diff changeset
2300 }
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diff changeset
2301 if (n == 1)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2302 return split_char(s, len, sub[0], maxsplit);
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diff changeset
2303
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parents:
diff changeset
2304 list = PyList_New(PREALLOC_SIZE(maxsplit));
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diff changeset
2305 if (list == NULL) {
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diff changeset
2306 PyObject_ReleaseBuffer(subobj, &vsub);
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diff changeset
2307 return NULL;
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diff changeset
2308 }
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diff changeset
2309
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diff changeset
2310 #ifdef USE_FAST
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diff changeset
2311 i = j = 0;
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diff changeset
2312 while (maxsplit-- > 0) {
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diff changeset
2313 pos = fastsearch(s+i, len-i, sub, n, FAST_SEARCH);
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diff changeset
2314 if (pos < 0)
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diff changeset
2315 break;
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diff changeset
2316 j = i+pos;
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diff changeset
2317 SPLIT_ADD(s, i, j);
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diff changeset
2318 i = j + n;
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diff changeset
2319 }
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diff changeset
2320 #else
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diff changeset
2321 i = j = 0;
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diff changeset
2322 while ((j+n <= len) && (maxsplit-- > 0)) {
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diff changeset
2323 for (; j+n <= len; j++) {
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diff changeset
2324 if (Py_STRING_MATCH(s, j, sub, n)) {
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diff changeset
2325 SPLIT_ADD(s, i, j);
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diff changeset
2326 i = j = j + n;
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diff changeset
2327 break;
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diff changeset
2328 }
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diff changeset
2329 }
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diff changeset
2330 }
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diff changeset
2331 #endif
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diff changeset
2332 SPLIT_ADD(s, i, len);
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diff changeset
2333 FIX_PREALLOC_SIZE(list);
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diff changeset
2334 PyObject_ReleaseBuffer(subobj, &vsub);
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diff changeset
2335 return list;
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diff changeset
2336
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diff changeset
2337 onError:
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diff changeset
2338 Py_DECREF(list);
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diff changeset
2339 PyObject_ReleaseBuffer(subobj, &vsub);
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diff changeset
2340 return NULL;
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diff changeset
2341 }
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diff changeset
2342
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diff changeset
2343 /* stringlib's partition shares nullbytes in some cases.
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diff changeset
2344 undo this, we don't want the nullbytes to be shared. */
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diff changeset
2345 static PyObject *
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diff changeset
2346 make_nullbytes_unique(PyObject *result)
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diff changeset
2347 {
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diff changeset
2348 if (result != NULL) {
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diff changeset
2349 int i;
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diff changeset
2350 assert(PyTuple_Check(result));
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diff changeset
2351 assert(PyTuple_GET_SIZE(result) == 3);
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diff changeset
2352 for (i = 0; i < 3; i++) {
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diff changeset
2353 if (PyTuple_GET_ITEM(result, i) == (PyObject *)nullbytes) {
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diff changeset
2354 PyObject *new = PyBytes_FromStringAndSize(NULL, 0);
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diff changeset
2355 if (new == NULL) {
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diff changeset
2356 Py_DECREF(result);
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diff changeset
2357 result = NULL;
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diff changeset
2358 break;
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diff changeset
2359 }
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diff changeset
2360 Py_DECREF(nullbytes);
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diff changeset
2361 PyTuple_SET_ITEM(result, i, new);
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diff changeset
2362 }
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diff changeset
2363 }
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diff changeset
2364 }
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diff changeset
2365 return result;
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diff changeset
2366 }
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diff changeset
2367
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diff changeset
2368 PyDoc_STRVAR(partition__doc__,
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diff changeset
2369 "B.partition(sep) -> (head, sep, tail)\n\
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diff changeset
2370 \n\
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diff changeset
2371 Searches for the separator sep in B, and returns the part before it,\n\
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diff changeset
2372 the separator itself, and the part after it. If the separator is not\n\
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diff changeset
2373 found, returns B and two empty bytearray objects.");
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diff changeset
2374
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diff changeset
2375 static PyObject *
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diff changeset
2376 bytes_partition(PyBytesObject *self, PyObject *sep_obj)
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diff changeset
2377 {
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diff changeset
2378 PyObject *bytesep, *result;
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diff changeset
2379
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diff changeset
2380 bytesep = PyBytes_FromObject(sep_obj);
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parents:
diff changeset
2381 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
2382 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
2383
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2384 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
2385 (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
2386 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
2387 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 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
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
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2391 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
2392 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
2393 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2394
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2395 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
2396 "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
2397 \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
2398 Searches for the separator sep in B, starting at the end of B,\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
2399 and returns the part before it, the separator itself, and 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
2400 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
2401 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
2402
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2403 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
2404 bytes_rpartition(PyBytesObject *self, PyObject *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 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2406 PyObject *bytesep, *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
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 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
2409 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
2410 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
2411
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2412 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
2413 (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
2414 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
2415 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 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
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
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2419 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
2420 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
2421 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2422
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2423 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
2424 rsplit_char(const char *s, Py_ssize_t len, char ch, 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
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 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
2427 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
2428 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
2429
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2430 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
2431 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
2432
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2433 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
2434 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
2435 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
2436 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
2437 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
2438 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
2439 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
2440 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 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 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2443 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
2444 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
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 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
2447 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
2448 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
2449
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2450 return 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
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 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
2453 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
2454 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
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
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2457 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
2458 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
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 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
2461 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
2462 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
2463
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2464 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
2465 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
2466
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2467 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
2468 /* 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
2469 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
2470 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 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
2472 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
2473 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
2474 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
2475 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
2476 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
2477 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
2478 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
2479 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
2480 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
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 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2483 if (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
2484 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
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 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
2487 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
2488 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
2489
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2490 return 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
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 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
2493 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
2494 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
2495 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2496
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2497 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
2498 "B.rsplit(sep[, maxsplit]) -> list of bytearray\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2499 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2500 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
2501 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
2502 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
2503 (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
2504 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
2505
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2506 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
2507 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
2508 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2509 Py_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
2510 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
2511 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
2512 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
2513 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
2514
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2515 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
2516 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
2517 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
2518 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
2519
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2520 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
2521 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
2522
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2523 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
2524 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
2525 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
2526 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
2527
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2528 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
2529 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
2530 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
2531 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
2532 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2533 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
2534 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
2535
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2536 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
2537 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
2538 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
2539 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
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
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2542 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
2543 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
2544
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2545 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
2546 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
2547 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
2548 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
2549 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
2550 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
2551 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
2552 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2553 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2554 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2555 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
2556 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
2557 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
2558 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
2559 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
2560 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
2561
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2562 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
2563 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
2564 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
2565 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
2566 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2567
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2568 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
2569 "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
2570 \n\
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parents:
diff changeset
2571 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
2572 static PyObject *
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2573 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
2574 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2575 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
2576 Py_ssize_t i, j, n = Py_SIZE(self);
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parents:
diff changeset
2577
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2578 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
2579 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
2580 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
2581 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
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parents:
diff changeset
2582 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
2583 *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
2584 *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
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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
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parents:
diff changeset
2586
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2587 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
2588 }
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
2589
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2590 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
2591 "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
2592 \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
2593 Insert a single item into the bytearray before the given index.");
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2594 static PyObject *
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parents:
diff changeset
2595 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
2596 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2597 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
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parents:
diff changeset
2598 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
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parents:
diff changeset
2599
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2600 if (!PyArg_ParseTuple(args, "ni:insert", &where, &value))
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2601 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
2602
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2603 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
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parents:
diff changeset
2604 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
2605 "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
2606 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
2607 }
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parents:
diff changeset
2608 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
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parents:
diff changeset
2609 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
2610 "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
2611 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
2612 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2613 if (PyBytes_Resize((PyObject *)self, n + 1) < 0)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2614 return NULL;
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parents:
diff changeset
2615
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2616 if (where < 0) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2617 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 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
2619 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
2620 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2621 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
2622 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
2623 memmove(self->ob_bytes + where + 1, self->ob_bytes + where, n - where);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2624 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
2625
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2626 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
2627 }
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parents:
diff changeset
2628
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2629 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
2630 "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
2631 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2632 Append a single item to the end of B.");
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2633 static PyObject *
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2634 bytes_append(PyBytesObject *self, PyObject *arg)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2635 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2636 int value;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2637 Py_ssize_t n = Py_SIZE(self);
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parents:
diff changeset
2638
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2639 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
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 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
2642 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
2643 "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
2644 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2645 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2646 if (PyBytes_Resize((PyObject *)self, n + 1) < 0)
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parents:
diff changeset
2647 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2648
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2649 self->ob_bytes[n] = value;
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parents:
diff changeset
2650
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
2651 Py_RETURN_NONE;
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parents:
diff changeset
2652 }
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parents:
diff changeset
2653
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2654 PyDoc_STRVAR(extend__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2655 "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
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parents:
diff changeset
2656 \n\
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parents:
diff changeset
2657 Append all the elements from the iterator or sequence to the\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2658 end of B.");
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parents:
diff changeset
2659 static PyObject *
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parents:
diff changeset
2660 bytes_extend(PyBytesObject *self, PyObject *arg)
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parents:
diff changeset
2661 {
46449
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2662 PyObject *it, *item, *bytes_obj;
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
2663 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
2664 int value;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2665 char *buf;
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parents:
diff changeset
2666
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2667 /* 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
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parents:
diff changeset
2668 if (PyObject_CheckBuffer(arg)) {
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parents:
diff changeset
2669 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
2670 return NULL;
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parents:
diff changeset
2671
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parents:
diff changeset
2672 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
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parents:
diff changeset
2673 }
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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 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
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parents:
diff changeset
2676 if (it == 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
2677 return NULL;
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parents:
diff changeset
2678
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parents:
diff changeset
2679 /* Try to determine the length of the argument. 32 is abitrary. */
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parents:
diff changeset
2680 buf_size = _PyObject_LengthHint(arg, 32);
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parents:
diff changeset
2681
46449
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2682 bytes_obj = PyBytes_FromStringAndSize(NULL, buf_size);
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2683 if (bytes_obj == NULL)
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2684 return NULL;
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2685 buf = PyBytes_AS_STRING(bytes_obj);
46107
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parents:
diff changeset
2686
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2687 while ((item = PyIter_Next(it)) != NULL) {
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parents:
diff changeset
2688 if (! _getbytevalue(item, &value)) {
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parents:
diff changeset
2689 Py_DECREF(item);
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2690 Py_DECREF(it);
46449
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2691 Py_DECREF(bytes_obj);
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
2692 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
2693 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2694 buf[len++] = 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
2695 Py_DECREF(item);
46449
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2696
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
2697 if (len >= buf_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
2698 buf_size = len + (len >> 1) + 1;
46449
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2699 if (PyBytes_Resize((PyObject *)bytes_obj, buf_size) < 0) {
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
2700 Py_DECREF(it);
46449
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2701 Py_DECREF(bytes_obj);
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2702 return 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
2703 }
46449
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2704 /* Recompute the `buf' pointer, since the resizing operation may
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2705 have invalidated it. */
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2706 buf = PyBytes_AS_STRING(bytes_obj);
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
2707 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2708 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2709 Py_DECREF(it);
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parents:
diff changeset
2710
46449
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2711 /* Resize down to exact size. */
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2712 if (PyBytes_Resize((PyObject *)bytes_obj, len) < 0) {
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2713 Py_DECREF(bytes_obj);
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2714 return NULL;
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2715 }
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2716
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2717 if (bytes_setslice(self, Py_SIZE(self), Py_SIZE(self), bytes_obj) == -1)
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2718 return NULL;
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2719 Py_DECREF(bytes_obj);
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2720
24205b1f954e Backport manually r62342 from the py3k branch to the trunk.
Alexandre Vassalotti <alexandre@peadrop.com>
parents: 46391
diff changeset
2721 Py_RETURN_NONE;
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
2722 }
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parents:
diff changeset
2723
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2724 PyDoc_STRVAR(pop__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2725 "B.pop([index]) -> int\n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2726 \n\
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2727 Remove and return a single item from B. If no index\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
2728 argument is give, will pop the last value.");
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parents:
diff changeset
2729 static PyObject *
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2730 bytes_pop(PyBytesObject *self, PyObject *args)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2731 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2732 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
2733 Py_ssize_t where = -1, n = Py_SIZE(self);
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parents:
diff changeset
2734
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2735 if (!PyArg_ParseTuple(args, "|n:pop", &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
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parents:
diff changeset
2736 return NULL;
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parents:
diff changeset
2737
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2738 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
2739 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
2740 "cannot pop an empty 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
2741 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
2742 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2743 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
2744 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
2745 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
2746 PyErr_SetString(PyExc_IndexError, "pop index out of range");
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
2747 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
2748 }
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
2749
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2750 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
2751 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
2752 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
2753 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
2754
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2755 return PyInt_FromLong(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
2756 }
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parents:
diff changeset
2757
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2758 PyDoc_STRVAR(remove__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
2759 "B.remove(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
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parents:
diff changeset
2760 \n\
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parents:
diff changeset
2761 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
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parents:
diff changeset
2762 static PyObject *
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parents:
diff changeset
2763 bytes_remove(PyBytesObject *self, PyObject *arg)
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parents:
diff changeset
2764 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2765 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
2766 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
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parents:
diff changeset
2767
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
2768 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
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parents:
diff changeset
2769 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
2770
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2771 for (where = 0; 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
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parents:
diff changeset
2772 if (self->ob_bytes[where] == value)
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parents:
diff changeset
2773 break;
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parents:
diff changeset
2774 }
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diff changeset
2775 if (where == n) {
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diff changeset
2776 PyErr_SetString(PyExc_ValueError, "value not found in bytes");
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parents:
diff changeset
2777 return NULL;
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parents:
diff changeset
2778 }
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diff changeset
2779
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parents:
diff changeset
2780 memmove(self->ob_bytes + where, self->ob_bytes + where + 1, n - where);
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parents:
diff changeset
2781 if (PyBytes_Resize((PyObject *)self, n - 1) < 0)
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parents:
diff changeset
2782 return NULL;
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diff changeset
2783
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diff changeset
2784 Py_RETURN_NONE;
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diff changeset
2785 }
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diff changeset
2786
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diff changeset
2787 /* XXX These two helpers could be optimized if argsize == 1 */
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diff changeset
2788
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parents:
diff changeset
2789 static Py_ssize_t
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diff changeset
2790 lstrip_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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parents:
diff changeset
2792 {
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parents:
diff changeset
2793 Py_ssize_t i = 0;
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parents:
diff changeset
2794 while (i < mysize && memchr(argptr, myptr[i], argsize))
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diff changeset
2795 i++;
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parents:
diff changeset
2796 return i;
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diff changeset
2797 }
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diff changeset
2798
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2799 static Py_ssize_t
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parents:
diff changeset
2800 rstrip_helper(unsigned char *myptr, Py_ssize_t mysize,
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parents:
diff changeset
2801 void *argptr, Py_ssize_t argsize)
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parents:
diff changeset
2802 {
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parents:
diff changeset
2803 Py_ssize_t i = mysize - 1;
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parents:
diff changeset
2804 while (i >= 0 && memchr(argptr, myptr[i], argsize))
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parents:
diff changeset
2805 i--;
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diff changeset
2806 return i + 1;
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diff changeset
2807 }
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diff changeset
2808
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parents:
diff changeset
2809 PyDoc_STRVAR(strip__doc__,
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parents:
diff changeset
2810 "B.strip([bytes]) -> bytearray\n\
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parents:
diff changeset
2811 \n\
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diff changeset
2812 Strip leading and trailing bytes contained in the argument.\n\
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diff changeset
2813 If the argument is omitted, strip ASCII whitespace.");
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parents:
diff changeset
2814 static PyObject *
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diff changeset
2815 bytes_strip(PyBytesObject *self, PyObject *args)
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diff changeset
2816 {
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diff changeset
2817 Py_ssize_t left, right, mysize, argsize;
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diff changeset
2818 void *myptr, *argptr;
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diff changeset
2819 PyObject *arg = Py_None;
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diff changeset
2820 Py_buffer varg;
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parents:
diff changeset
2821 if (!PyArg_ParseTuple(args, "|O:strip", &arg))
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diff changeset
2822 return NULL;
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diff changeset
2823 if (arg == Py_None) {
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diff changeset
2824 argptr = "\t\n\r\f\v ";
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diff changeset
2825 argsize = 6;
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diff changeset
2826 }
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diff changeset
2827 else {
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diff changeset
2828 if (_getbuffer(arg, &varg) < 0)
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diff changeset
2829 return NULL;
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diff changeset
2830 argptr = varg.buf;
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diff changeset
2831 argsize = varg.len;
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diff changeset
2832 }
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diff changeset
2833 myptr = self->ob_bytes;
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diff changeset
2834 mysize = Py_SIZE(self);
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diff changeset
2835 left = lstrip_helper(myptr, mysize, argptr, argsize);
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diff changeset
2836 if (left == mysize)
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parents:
diff changeset
2837 right = left;
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diff changeset
2838 else
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diff changeset
2839 right = rstrip_helper(myptr, mysize, argptr, argsize);
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diff changeset
2840 if (arg != Py_None)
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diff changeset
2841 PyObject_ReleaseBuffer(arg, &varg);
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diff changeset
2842 return PyBytes_FromStringAndSize(self->ob_bytes + left, right - left);
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diff changeset
2843 }
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diff changeset
2844
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diff changeset
2845 PyDoc_STRVAR(lstrip__doc__,
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diff changeset
2846 "B.lstrip([bytes]) -> bytearray\n\
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diff changeset
2847 \n\
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diff changeset
2848 Strip leading bytes contained in the argument.\n\
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parents:
diff changeset
2849 If the argument is omitted, strip leading ASCII whitespace.");
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2850 static PyObject *
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parents:
diff changeset
2851 bytes_lstrip(PyBytesObject *self, PyObject *args)
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2852 {
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parents:
diff changeset
2853 Py_ssize_t left, right, mysize, argsize;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2854 void *myptr, *argptr;
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parents:
diff changeset
2855 PyObject *arg = Py_None;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2856 Py_buffer varg;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2857 if (!PyArg_ParseTuple(args, "|O:lstrip", &arg))
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parents:
diff changeset
2858 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2859 if (arg == Py_None) {
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Christian Heimes <christian@cheimes.de>
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diff changeset
2860 argptr = "\t\n\r\f\v ";
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diff changeset
2861 argsize = 6;
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parents:
diff changeset
2862 }
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parents:
diff changeset
2863 else {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2864 if (_getbuffer(arg, &varg) < 0)
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diff changeset
2865 return NULL;
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diff changeset
2866 argptr = varg.buf;
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diff changeset
2867 argsize = varg.len;
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diff changeset
2868 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2869 myptr = self->ob_bytes;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2870 mysize = Py_SIZE(self);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2871 left = lstrip_helper(myptr, mysize, argptr, argsize);
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parents:
diff changeset
2872 right = mysize;
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parents:
diff changeset
2873 if (arg != Py_None)
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diff changeset
2874 PyObject_ReleaseBuffer(arg, &varg);
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parents:
diff changeset
2875 return PyBytes_FromStringAndSize(self->ob_bytes + left, right - left);
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parents:
diff changeset
2876 }
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parents:
diff changeset
2877
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2878 PyDoc_STRVAR(rstrip__doc__,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2879 "B.rstrip([bytes]) -> bytearray\n\
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parents:
diff changeset
2880 \n\
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parents:
diff changeset
2881 Strip trailing bytes contained in the argument.\n\
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parents:
diff changeset
2882 If the argument is omitted, strip trailing ASCII whitespace.");
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parents:
diff changeset
2883 static PyObject *
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parents:
diff changeset
2884 bytes_rstrip(PyBytesObject *self, PyObject *args)
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parents:
diff changeset
2885 {
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parents:
diff changeset
2886 Py_ssize_t left, right, mysize, argsize;
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diff changeset
2887 void *myptr, *argptr;
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diff changeset
2888 PyObject *arg = Py_None;
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diff changeset
2889 Py_buffer varg;
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parents:
diff changeset
2890 if (!PyArg_ParseTuple(args, "|O:rstrip", &arg))
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parents:
diff changeset
2891 return NULL;
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diff changeset
2892 if (arg == Py_None) {
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diff changeset
2893 argptr = "\t\n\r\f\v ";
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diff changeset
2894 argsize = 6;
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diff changeset
2895 }
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diff changeset
2896 else {
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diff changeset
2897 if (_getbuffer(arg, &varg) < 0)
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diff changeset
2898 return NULL;
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diff changeset
2899 argptr = varg.buf;
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diff changeset
2900 argsize = varg.len;
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diff changeset
2901 }
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diff changeset
2902 myptr = self->ob_bytes;
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diff changeset
2903 mysize = Py_SIZE(self);
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diff changeset
2904 left = 0;
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diff changeset
2905 right = rstrip_helper(myptr, mysize, argptr, argsize);
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diff changeset
2906 if (arg != Py_None)
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diff changeset
2907 PyObject_ReleaseBuffer(arg, &varg);
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diff changeset
2908 return PyBytes_FromStringAndSize(self->ob_bytes + left, right - left);
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diff changeset
2909 }
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diff changeset
2910
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diff changeset
2911 PyDoc_STRVAR(decode_doc,
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diff changeset
2912 "B.decode([encoding[, errors]]) -> unicode object.\n\
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diff changeset
2913 \n\
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diff changeset
2914 Decodes B using the codec registered for encoding. encoding defaults\n\
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diff changeset
2915 to the default encoding. errors may be given to set a different error\n\
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diff changeset
2916 handling scheme. Default is 'strict' meaning that encoding errors raise\n\
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diff changeset
2917 a UnicodeDecodeError. Other possible values are 'ignore' and 'replace'\n\
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diff changeset
2918 as well as any other name registered with codecs.register_error that is\n\
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diff changeset
2919 able to handle UnicodeDecodeErrors.");
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diff changeset
2920
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diff changeset
2921 static PyObject *
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diff changeset
2922 bytes_decode(PyObject *self, PyObject *args)
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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 const char *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
2925 const char *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
2926
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2927 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
2928 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
2929 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
2930 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
2931 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
2932 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 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 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
2935 "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
2936 \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 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
2938
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2939 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
2940 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
2941 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2942 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
2943 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2944
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2945 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
2946 "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
2947 \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
2948 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
2949
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2950 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
2951 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
2952 {
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2953 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
2954 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
2955 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
2956 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
2957 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
2958 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
2959 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
2960 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
2961
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2962 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
2963 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
2964 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
2965 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
2966 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
2967
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2968 /* 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
2969 /* 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
2970 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
2971 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
2972 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
2973 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
2974 "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
2975 "(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
2976 /* 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
2977 (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
2978 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
2979 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2980 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
2981 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
2982 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
2983 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
2984 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
2985 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
2986 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2987 }
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2988
5341b30b1812 Merged revisions 61750,61752,61754,61756,61760,61763,61768,61772,61775,61805,61809,61812,61819,61917,61920,61930,61933-61934 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
2989 /* 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
2990 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
2991 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
2992 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
2993 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
2994 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
2995 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
2996 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
2997 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
2998 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
2999 buf = PyBytes_AS_STRING(obj);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3000 else
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3001 buf = PyString_AS_STRING(obj);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3002 if (i) {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3003 memcpy(dest, self->ob_bytes, mysize);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3004 dest += mysize;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3005 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3006 memcpy(dest, buf, size);
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3007 dest += size;
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parents:
diff changeset
3008 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3009
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3010 /* Done */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3011 Py_DECREF(seq);
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parents:
diff changeset
3012 return result;
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parents:
diff changeset
3013
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3014 /* Error handling */
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3015 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
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parents:
diff changeset
3016 Py_DECREF(seq);
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parents:
diff changeset
3017 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
3018 }
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3019
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3020 PyDoc_STRVAR(fromhex_doc,
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3021 "bytearray.fromhex(string) -> bytearray\n\
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parents:
diff changeset
3022 \n\
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parents:
diff changeset
3023 Create a bytearray object from a string of hexadecimal numbers.\n\
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parents:
diff changeset
3024 Spaces between two numbers are accepted.\n\
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parents:
diff changeset
3025 Example: bytearray.fromhex('B9 01EF') -> bytearray(b'\\xb9\\x01\\xef').");
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parents:
diff changeset
3026
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parents:
diff changeset
3027 static int
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3028 hex_digit_to_int(Py_UNICODE c)
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parents:
diff changeset
3029 {
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parents:
diff changeset
3030 if (c >= 128)
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parents:
diff changeset
3031 return -1;
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parents:
diff changeset
3032 if (ISDIGIT(c))
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parents:
diff changeset
3033 return c - '0';
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parents:
diff changeset
3034 else {
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parents:
diff changeset
3035 if (ISUPPER(c))
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parents:
diff changeset
3036 c = TOLOWER(c);
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parents:
diff changeset
3037 if (c >= 'a' && c <= 'f')
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diff changeset
3038 return c - 'a' + 10;
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parents:
diff changeset
3039 }
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parents:
diff changeset
3040 return -1;
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parents:
diff changeset
3041 }
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parents:
diff changeset
3042
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3043 static PyObject *
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parents:
diff changeset
3044 bytes_fromhex(PyObject *cls, PyObject *args)
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parents:
diff changeset
3045 {
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3046 PyObject *newbytes, *hexobj;
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diff changeset
3047 char *buf;
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parents:
diff changeset
3048 Py_UNICODE *hex;
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parents:
diff changeset
3049 Py_ssize_t hexlen, byteslen, i, j;
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parents:
diff changeset
3050 int top, bot;
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parents:
diff changeset
3051
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parents:
diff changeset
3052 if (!PyArg_ParseTuple(args, "U:fromhex", &hexobj))
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parents:
diff changeset
3053 return NULL;
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parents:
diff changeset
3054 assert(PyUnicode_Check(hexobj));
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parents:
diff changeset
3055 hexlen = PyUnicode_GET_SIZE(hexobj);
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parents:
diff changeset
3056 hex = PyUnicode_AS_UNICODE(hexobj);
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parents:
diff changeset
3057 byteslen = hexlen/2; /* This overestimates if there are spaces */
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parents:
diff changeset
3058 newbytes = PyBytes_FromStringAndSize(NULL, byteslen);
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parents:
diff changeset
3059 if (!newbytes)
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diff changeset
3060 return NULL;
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parents:
diff changeset
3061 buf = PyBytes_AS_STRING(newbytes);
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parents:
diff changeset
3062 for (i = j = 0; i < hexlen; i += 2) {
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parents:
diff changeset
3063 /* skip over spaces in the input */
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parents:
diff changeset
3064 while (hex[i] == ' ')
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diff changeset
3065 i++;
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diff changeset
3066 if (i >= hexlen)
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diff changeset
3067 break;
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diff changeset
3068 top = hex_digit_to_int(hex[i]);
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parents:
diff changeset
3069 bot = hex_digit_to_int(hex[i+1]);
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diff changeset
3070 if (top == -1 || bot == -1) {
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diff changeset
3071 PyErr_Format(PyExc_ValueError,
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diff changeset
3072 "non-hexadecimal number found in "
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diff changeset
3073 "fromhex() arg at position %zd", i);
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parents:
diff changeset
3074 goto error;
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diff changeset
3075 }
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parents:
diff changeset
3076 buf[j++] = (top << 4) + bot;
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parents:
diff changeset
3077 }
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diff changeset
3078 if (PyBytes_Resize(newbytes, j) < 0)
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diff changeset
3079 goto error;
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diff changeset
3080 return newbytes;
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diff changeset
3081
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diff changeset
3082 error:
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diff changeset
3083 Py_DECREF(newbytes);
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diff changeset
3084 return NULL;
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diff changeset
3085 }
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diff changeset
3086
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diff changeset
3087 PyDoc_STRVAR(reduce_doc, "Return state information for pickling.");
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diff changeset
3088
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diff changeset
3089 static PyObject *
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diff changeset
3090 bytes_reduce(PyBytesObject *self)
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diff changeset
3091 {
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diff changeset
3092 PyObject *latin1, *dict;
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diff changeset
3093 if (self->ob_bytes)
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diff changeset
3094 latin1 = PyUnicode_DecodeLatin1(self->ob_bytes,
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diff changeset
3095 Py_SIZE(self), NULL);
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diff changeset
3096 else
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diff changeset
3097 latin1 = PyUnicode_FromString("");
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diff changeset
3098
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diff changeset
3099 dict = PyObject_GetAttrString((PyObject *)self, "__dict__");
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diff changeset
3100 if (dict == NULL) {
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diff changeset
3101 PyErr_Clear();
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diff changeset
3102 dict = Py_None;
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diff changeset
3103 Py_INCREF(dict);
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diff changeset
3104 }
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diff changeset
3105
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diff changeset
3106 return Py_BuildValue("(O(Ns)N)", Py_TYPE(self), latin1, "latin-1", dict);
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diff changeset
3107 }
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diff changeset
3108
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diff changeset
3109 static PySequenceMethods bytes_as_sequence = {
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diff changeset
3110 (lenfunc)bytes_length, /* sq_length */
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diff changeset
3111 (binaryfunc)PyBytes_Concat, /* sq_concat */
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diff changeset
3112 (ssizeargfunc)bytes_repeat, /* sq_repeat */
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diff changeset
3113 (ssizeargfunc)bytes_getitem, /* sq_item */
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diff changeset
3114 0, /* sq_slice */
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diff changeset
3115 (ssizeobjargproc)bytes_setitem, /* sq_ass_item */
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diff changeset
3116 0, /* sq_ass_slice */
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diff changeset
3117 (objobjproc)bytes_contains, /* sq_contains */
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diff changeset
3118 (binaryfunc)bytes_iconcat, /* sq_inplace_concat */
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diff changeset
3119 (ssizeargfunc)bytes_irepeat, /* sq_inplace_repeat */
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diff changeset
3120 };
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diff changeset
3121
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diff changeset
3122 static PyMappingMethods bytes_as_mapping = {
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diff changeset
3123 (lenfunc)bytes_length,
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diff changeset
3124 (binaryfunc)bytes_subscript,
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diff changeset
3125 (objobjargproc)bytes_ass_subscript,
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diff changeset
3126 };
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diff changeset
3127
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diff changeset
3128 static PyBufferProcs bytes_as_buffer = {
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diff changeset
3129 (readbufferproc)bytes_buffer_getreadbuf,
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diff changeset
3130 (writebufferproc)bytes_buffer_getwritebuf,
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diff changeset
3131 (segcountproc)bytes_buffer_getsegcount,
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diff changeset
3132 (charbufferproc)bytes_buffer_getcharbuf,
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diff changeset
3133 (getbufferproc)bytes_getbuffer,
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diff changeset
3134 (releasebufferproc)bytes_releasebuffer,
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diff changeset
3135 };
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diff changeset
3136
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diff changeset
3137 static PyMethodDef
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diff changeset
3138 bytes_methods[] = {
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diff changeset
3139 {"__alloc__", (PyCFunction)bytes_alloc, METH_NOARGS, alloc_doc},
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diff changeset
3140 {"__reduce__", (PyCFunction)bytes_reduce, METH_NOARGS, reduce_doc},
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diff changeset
3141 {"append", (PyCFunction)bytes_append, METH_O, append__doc__},
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diff changeset
3142 {"capitalize", (PyCFunction)stringlib_capitalize, METH_NOARGS,
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diff changeset
3143 _Py_capitalize__doc__},
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diff changeset
3144 {"center", (PyCFunction)stringlib_center, METH_VARARGS, center__doc__},
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diff changeset
3145 {"count", (PyCFunction)bytes_count, METH_VARARGS, count__doc__},
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diff changeset
3146 {"decode", (PyCFunction)bytes_decode, METH_VARARGS, decode_doc},
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diff changeset
3147 {"endswith", (PyCFunction)bytes_endswith, METH_VARARGS, endswith__doc__},
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diff changeset
3148 {"expandtabs", (PyCFunction)stringlib_expandtabs, METH_VARARGS,
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diff changeset
3149 expandtabs__doc__},
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diff changeset
3150 {"extend", (PyCFunction)bytes_extend, METH_O, extend__doc__},
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diff changeset
3151 {"find", (PyCFunction)bytes_find, METH_VARARGS, find__doc__},
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diff changeset
3152 {"fromhex", (PyCFunction)bytes_fromhex, METH_VARARGS|METH_CLASS,
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diff changeset
3153 fromhex_doc},
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diff changeset
3154 {"index", (PyCFunction)bytes_index, METH_VARARGS, index__doc__},
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diff changeset
3155 {"insert", (PyCFunction)bytes_insert, METH_VARARGS, insert__doc__},
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diff changeset
3156 {"isalnum", (PyCFunction)stringlib_isalnum, METH_NOARGS,
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diff changeset
3157 _Py_isalnum__doc__},
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diff changeset
3158 {"isalpha", (PyCFunction)stringlib_isalpha, METH_NOARGS,
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diff changeset
3159 _Py_isalpha__doc__},
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diff changeset
3160 {"isdigit", (PyCFunction)stringlib_isdigit, METH_NOARGS,
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diff changeset
3161 _Py_isdigit__doc__},
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diff changeset
3162 {"islower", (PyCFunction)stringlib_islower, METH_NOARGS,
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diff changeset
3163 _Py_islower__doc__},
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diff changeset
3164 {"isspace", (PyCFunction)stringlib_isspace, METH_NOARGS,
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diff changeset
3165 _Py_isspace__doc__},
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diff changeset
3166 {"istitle", (PyCFunction)stringlib_istitle, METH_NOARGS,
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diff changeset
3167 _Py_istitle__doc__},
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diff changeset
3168 {"isupper", (PyCFunction)stringlib_isupper, METH_NOARGS,
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diff changeset
3169 _Py_isupper__doc__},
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diff changeset
3170 {"join", (PyCFunction)bytes_join, METH_O, join_doc},
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diff changeset
3171 {"ljust", (PyCFunction)stringlib_ljust, METH_VARARGS, ljust__doc__},
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diff changeset
3172 {"lower", (PyCFunction)stringlib_lower, METH_NOARGS, _Py_lower__doc__},
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3173 {"lstrip", (PyCFunction)bytes_lstrip, METH_VARARGS, lstrip__doc__},
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diff changeset
3174 {"partition", (PyCFunction)bytes_partition, METH_O, partition__doc__},
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diff changeset
3175 {"pop", (PyCFunction)bytes_pop, METH_VARARGS, pop__doc__},
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diff changeset
3176 {"remove", (PyCFunction)bytes_remove, METH_O, remove__doc__},
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3177 {"replace", (PyCFunction)bytes_replace, METH_VARARGS, replace__doc__},
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diff changeset
3178 {"reverse", (PyCFunction)bytes_reverse, METH_NOARGS, reverse__doc__},
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diff changeset
3179 {"rfind", (PyCFunction)bytes_rfind, METH_VARARGS, rfind__doc__},
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diff changeset
3180 {"rindex", (PyCFunction)bytes_rindex, METH_VARARGS, rindex__doc__},
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diff changeset
3181 {"rjust", (PyCFunction)stringlib_rjust, METH_VARARGS, rjust__doc__},
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diff changeset
3182 {"rpartition", (PyCFunction)bytes_rpartition, METH_O, rpartition__doc__},
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diff changeset
3183 {"rsplit", (PyCFunction)bytes_rsplit, METH_VARARGS, rsplit__doc__},
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diff changeset
3184 {"rstrip", (PyCFunction)bytes_rstrip, METH_VARARGS, rstrip__doc__},
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diff changeset
3185 {"split", (PyCFunction)bytes_split, METH_VARARGS, split__doc__},
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diff changeset
3186 {"splitlines", (PyCFunction)stringlib_splitlines, METH_VARARGS,
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diff changeset
3187 splitlines__doc__},
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diff changeset
3188 {"startswith", (PyCFunction)bytes_startswith, METH_VARARGS ,
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diff changeset
3189 startswith__doc__},
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diff changeset
3190 {"strip", (PyCFunction)bytes_strip, METH_VARARGS, strip__doc__},
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diff changeset
3191 {"swapcase", (PyCFunction)stringlib_swapcase, METH_NOARGS,
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diff changeset
3192 _Py_swapcase__doc__},
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diff changeset
3193 {"title", (PyCFunction)stringlib_title, METH_NOARGS, _Py_title__doc__},
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diff changeset
3194 {"translate", (PyCFunction)bytes_translate, METH_VARARGS,
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diff changeset
3195 translate__doc__},
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diff changeset
3196 {"upper", (PyCFunction)stringlib_upper, METH_NOARGS, _Py_upper__doc__},
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diff changeset
3197 {"zfill", (PyCFunction)stringlib_zfill, METH_VARARGS, zfill__doc__},
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diff changeset
3198 {NULL}
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3199 };
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3200
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diff changeset
3201 PyDoc_STRVAR(bytes_doc,
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diff changeset
3202 "bytearray(iterable_of_ints) -> bytearray.\n\
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diff changeset
3203 bytearray(string, encoding[, errors]) -> bytearray.\n\
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diff changeset
3204 bytearray(bytes_or_bytearray) -> mutable copy of bytes_or_bytearray.\n\
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diff changeset
3205 bytearray(memory_view) -> bytearray.\n\
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diff changeset
3206 \n\
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diff changeset
3207 Construct an mutable bytearray object from:\n\
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3208 - an iterable yielding integers in range(256)\n\
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3209 - a text string encoded using the specified encoding\n\
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3210 - a bytes or a bytearray object\n\
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3211 - any object implementing the buffer API.\n\
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diff changeset
3212 \n\
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diff changeset
3213 bytearray(int) -> bytearray.\n\
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3214 \n\
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diff changeset
3215 Construct a zero-initialized bytearray of the given length.");
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3216
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3217
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diff changeset
3218 static PyObject *bytes_iter(PyObject *seq);
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3219
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diff changeset
3220 PyTypeObject PyBytes_Type = {
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diff changeset
3221 PyVarObject_HEAD_INIT(&PyType_Type, 0)
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diff changeset
3222 "bytearray",
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diff changeset
3223 sizeof(PyBytesObject),
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diff changeset
3224 0,
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diff changeset
3225 (destructor)bytes_dealloc, /* tp_dealloc */
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diff changeset
3226 0, /* tp_print */
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diff changeset
3227 0, /* tp_getattr */
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diff changeset
3228 0, /* tp_setattr */
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diff changeset
3229 0, /* tp_compare */
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diff changeset
3230 (reprfunc)bytes_repr, /* tp_repr */
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diff changeset
3231 0, /* tp_as_number */
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diff changeset
3232 &bytes_as_sequence, /* tp_as_sequence */
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diff changeset
3233 &bytes_as_mapping, /* tp_as_mapping */
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diff changeset
3234 0, /* tp_hash */
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diff changeset
3235 0, /* tp_call */
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diff changeset
3236 bytes_str, /* tp_str */
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diff changeset
3237 PyObject_GenericGetAttr, /* tp_getattro */
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diff changeset
3238 0, /* tp_setattro */
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diff changeset
3239 &bytes_as_buffer, /* tp_as_buffer */
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3240 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE |
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diff changeset
3241 Py_TPFLAGS_HAVE_NEWBUFFER, /* tp_flags */
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3242 bytes_doc, /* tp_doc */
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diff changeset
3243 0, /* tp_traverse */
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diff changeset
3244 0, /* tp_clear */
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diff changeset
3245 (richcmpfunc)bytes_richcompare, /* tp_richcompare */
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diff changeset
3246 0, /* tp_weaklistoffset */
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diff changeset
3247 bytes_iter, /* tp_iter */
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diff changeset
3248 0, /* tp_iternext */
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diff changeset
3249 bytes_methods, /* tp_methods */
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diff changeset
3250 0, /* tp_members */
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diff changeset
3251 0, /* tp_getset */
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diff changeset
3252 0, /* tp_base */
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diff changeset
3253 0, /* tp_dict */
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diff changeset
3254 0, /* tp_descr_get */
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diff changeset
3255 0, /* tp_descr_set */
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diff changeset
3256 0, /* tp_dictoffset */
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diff changeset
3257 (initproc)bytes_init, /* tp_init */
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diff changeset
3258 PyType_GenericAlloc, /* tp_alloc */
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diff changeset
3259 PyType_GenericNew, /* tp_new */
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diff changeset
3260 PyObject_Del, /* tp_free */
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diff changeset
3261 };
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3262
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diff changeset
3263 /*********************** Bytes Iterator ****************************/
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3264
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diff changeset
3265 typedef struct {
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diff changeset
3266 PyObject_HEAD
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3267 Py_ssize_t it_index;
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diff changeset
3268 PyBytesObject *it_seq; /* Set to NULL when iterator is exhausted */
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3269 } bytesiterobject;
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diff changeset
3270
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diff changeset
3271 static void
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diff changeset
3272 bytesiter_dealloc(bytesiterobject *it)
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diff changeset
3273 {
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3274 _PyObject_GC_UNTRACK(it);
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diff changeset
3275 Py_XDECREF(it->it_seq);
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diff changeset
3276 PyObject_GC_Del(it);
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3277 }
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3278
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diff changeset
3279 static int
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diff changeset
3280 bytesiter_traverse(bytesiterobject *it, visitproc visit, void *arg)
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3281 {
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diff changeset
3282 Py_VISIT(it->it_seq);
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3283 return 0;
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3284 }
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3285
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diff changeset
3286 static PyObject *
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diff changeset
3287 bytesiter_next(bytesiterobject *it)
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3288 {
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3289 PyBytesObject *seq;
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3290 PyObject *item;
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3291
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diff changeset
3292 assert(it != NULL);
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3293 seq = it->it_seq;
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3294 if (seq == NULL)
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3295 return NULL;
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3296 assert(PyBytes_Check(seq));
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diff changeset
3297
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diff changeset
3298 if (it->it_index < PyBytes_GET_SIZE(seq)) {
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diff changeset
3299 item = PyInt_FromLong(
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diff changeset
3300 (unsigned char)seq->ob_bytes[it->it_index]);
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diff changeset
3301 if (item != NULL)
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diff changeset
3302 ++it->it_index;
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diff changeset
3303 return item;
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diff changeset
3304 }
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diff changeset
3305
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diff changeset
3306 Py_DECREF(seq);
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diff changeset
3307 it->it_seq = NULL;
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diff changeset
3308 return NULL;
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diff changeset
3309 }
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diff changeset
3310
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diff changeset
3311 static PyObject *
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diff changeset
3312 bytesiter_length_hint(bytesiterobject *it)
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diff changeset
3313 {
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diff changeset
3314 Py_ssize_t len = 0;
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diff changeset
3315 if (it->it_seq)
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diff changeset
3316 len = PyBytes_GET_SIZE(it->it_seq) - it->it_index;
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diff changeset
3317 return PyInt_FromSsize_t(len);
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diff changeset
3318 }
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diff changeset
3319
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diff changeset
3320 PyDoc_STRVAR(length_hint_doc,
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diff changeset
3321 "Private method returning an estimate of len(list(it)).");
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diff changeset
3322
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diff changeset
3323 static PyMethodDef bytesiter_methods[] = {
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diff changeset
3324 {"__length_hint__", (PyCFunction)bytesiter_length_hint, METH_NOARGS,
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diff changeset
3325 length_hint_doc},
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diff changeset
3326 {NULL, NULL} /* sentinel */
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diff changeset
3327 };
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diff changeset
3328
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diff changeset
3329 PyTypeObject PyBytesIter_Type = {
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diff changeset
3330 PyVarObject_HEAD_INIT(&PyType_Type, 0)
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diff changeset
3331 "bytearray_iterator", /* tp_name */
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diff changeset
3332 sizeof(bytesiterobject), /* tp_basicsize */
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diff changeset
3333 0, /* tp_itemsize */
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diff changeset
3334 /* methods */
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diff changeset
3335 (destructor)bytesiter_dealloc, /* tp_dealloc */
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diff changeset
3336 0, /* tp_print */
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diff changeset
3337 0, /* tp_getattr */
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diff changeset
3338 0, /* tp_setattr */
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diff changeset
3339 0, /* tp_compare */
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diff changeset
3340 0, /* tp_repr */
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diff changeset
3341 0, /* tp_as_number */
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diff changeset
3342 0, /* tp_as_sequence */
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diff changeset
3343 0, /* tp_as_mapping */
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diff changeset
3344 0, /* tp_hash */
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diff changeset
3345 0, /* tp_call */
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diff changeset
3346 0, /* tp_str */
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diff changeset
3347 PyObject_GenericGetAttr, /* tp_getattro */
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diff changeset
3348 0, /* tp_setattro */
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diff changeset
3349 0, /* tp_as_buffer */
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diff changeset
3350 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
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diff changeset
3351 0, /* tp_doc */
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diff changeset
3352 (traverseproc)bytesiter_traverse, /* tp_traverse */
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diff changeset
3353 0, /* tp_clear */
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diff changeset
3354 0, /* tp_richcompare */
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diff changeset
3355 0, /* tp_weaklistoffset */
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diff changeset
3356 PyObject_SelfIter, /* tp_iter */
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diff changeset
3357 (iternextfunc)bytesiter_next, /* tp_iternext */
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diff changeset
3358 bytesiter_methods, /* tp_methods */
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diff changeset
3359 0,
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3360 };
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3361
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diff changeset
3362 static PyObject *
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diff changeset
3363 bytes_iter(PyObject *seq)
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3364 {
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3365 bytesiterobject *it;
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3366
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3367 if (!PyBytes_Check(seq)) {
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3368 PyErr_BadInternalCall();
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3369 return NULL;
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3370 }
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3371 it = PyObject_GC_New(bytesiterobject, &PyBytesIter_Type);
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3372 if (it == NULL)
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3373 return NULL;
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Christian Heimes <christian@cheimes.de>
parents:
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3374 it->it_index = 0;
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Christian Heimes <christian@cheimes.de>
parents:
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3375 Py_INCREF(seq);
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Christian Heimes <christian@cheimes.de>
parents:
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3376 it->it_seq = (PyBytesObject *)seq;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3377 _PyObject_GC_TRACK(it);
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Christian Heimes <christian@cheimes.de>
parents:
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3378 return (PyObject *)it;
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
3379 }