annotate Modules/_struct.c @ 74006:88198b93ff2f

Issue #13560: Add PyUnicode_EncodeLocale() * Use PyUnicode_EncodeLocale() in time.strftime() if wcsftime() is not available * Document my last changes in Misc/NEWS
author Victor Stinner <victor.stinner@haypocalc.com>
date Sat, 17 Dec 2011 04:13:41 +0100
parents db3e15017172
children 03063e718f5f
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1de718a31004 update the struct documentation to refer to bytes
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1 /* struct module -- pack values into and (out of) bytes objects */
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2
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3 /* New version supporting byte order, alignment and size options,
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4 character strings, and unsigned numbers */
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5
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6 #define PY_SSIZE_T_CLEAN
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7
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8 #include "Python.h"
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9 #include "structmember.h"
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10 #include <ctype.h>
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11
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12 static PyTypeObject PyStructType;
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13
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14 /* The translation function for each format character is table driven */
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15 typedef struct _formatdef {
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16 char format;
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17 Py_ssize_t size;
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18 Py_ssize_t alignment;
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19 PyObject* (*unpack)(const char *,
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20 const struct _formatdef *);
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21 int (*pack)(char *, PyObject *,
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22 const struct _formatdef *);
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23 } formatdef;
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24
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25 typedef struct _formatcode {
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26 const struct _formatdef *fmtdef;
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27 Py_ssize_t offset;
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28 Py_ssize_t size;
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29 } formatcode;
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30
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31 /* Struct object interface */
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32
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33 typedef struct {
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34 PyObject_HEAD
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35 Py_ssize_t s_size;
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36 Py_ssize_t s_len;
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37 formatcode *s_codes;
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38 PyObject *s_format;
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39 PyObject *weakreflist; /* List of weak references */
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40 } PyStructObject;
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41
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42
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43 #define PyStruct_Check(op) PyObject_TypeCheck(op, &PyStructType)
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44 #define PyStruct_CheckExact(op) (Py_TYPE(op) == &PyStructType)
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46
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47 /* Exception */
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48
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49 static PyObject *StructError;
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50
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51
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52 /* Define various structs to figure out the alignments of types */
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54
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55 typedef struct { char c; short x; } st_short;
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56 typedef struct { char c; int x; } st_int;
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57 typedef struct { char c; long x; } st_long;
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58 typedef struct { char c; float x; } st_float;
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59 typedef struct { char c; double x; } st_double;
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60 typedef struct { char c; void *x; } st_void_p;
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61 typedef struct { char c; size_t x; } st_size_t;
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62
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63 #define SHORT_ALIGN (sizeof(st_short) - sizeof(short))
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64 #define INT_ALIGN (sizeof(st_int) - sizeof(int))
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65 #define LONG_ALIGN (sizeof(st_long) - sizeof(long))
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66 #define FLOAT_ALIGN (sizeof(st_float) - sizeof(float))
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67 #define DOUBLE_ALIGN (sizeof(st_double) - sizeof(double))
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68 #define VOID_P_ALIGN (sizeof(st_void_p) - sizeof(void *))
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69 #define SIZE_T_ALIGN (sizeof(st_size_t) - sizeof(size_t))
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70
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71 /* We can't support q and Q in native mode unless the compiler does;
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72 in std mode, they're 8 bytes on all platforms. */
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73 #ifdef HAVE_LONG_LONG
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74 typedef struct { char c; PY_LONG_LONG x; } s_long_long;
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75 #define LONG_LONG_ALIGN (sizeof(s_long_long) - sizeof(PY_LONG_LONG))
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76 #endif
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77
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78 #ifdef HAVE_C99_BOOL
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79 #define BOOL_TYPE _Bool
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80 typedef struct { char c; _Bool x; } s_bool;
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81 #define BOOL_ALIGN (sizeof(s_bool) - sizeof(BOOL_TYPE))
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82 #else
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83 #define BOOL_TYPE char
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84 #define BOOL_ALIGN 0
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85 #endif
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86
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87 #define STRINGIFY(x) #x
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88
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89 #ifdef __powerc
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90 #pragma options align=reset
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91 #endif
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92
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93 /* Helper for integer format codes: converts an arbitrary Python object to a
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94 PyLongObject if possible, otherwise fails. Caller should decref. */
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95
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96 static PyObject *
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97 get_pylong(PyObject *v)
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98 {
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99 assert(v != NULL);
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100 if (!PyLong_Check(v)) {
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101 /* Not an integer; try to use __index__ to convert. */
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102 if (PyIndex_Check(v)) {
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103 v = PyNumber_Index(v);
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104 if (v == NULL)
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105 return NULL;
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106 }
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107 else {
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108 PyErr_SetString(StructError,
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109 "required argument is not an integer");
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110 return NULL;
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111 }
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112 }
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113 else
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114 Py_INCREF(v);
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115
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116 assert(PyLong_Check(v));
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117 return v;
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118 }
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119
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120 /* Helper routine to get a C long and raise the appropriate error if it isn't
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121 one */
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122
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123 static int
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124 get_long(PyObject *v, long *p)
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125 {
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126 long x;
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127
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128 v = get_pylong(v);
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129 if (v == NULL)
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130 return -1;
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131 assert(PyLong_Check(v));
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132 x = PyLong_AsLong(v);
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133 Py_DECREF(v);
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134 if (x == (long)-1 && PyErr_Occurred()) {
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135 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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136 PyErr_SetString(StructError,
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137 "argument out of range");
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138 return -1;
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139 }
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140 *p = x;
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141 return 0;
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142 }
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143
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144
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145 /* Same, but handling unsigned long */
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146
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147 static int
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148 get_ulong(PyObject *v, unsigned long *p)
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149 {
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150 unsigned long x;
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151
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152 v = get_pylong(v);
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153 if (v == NULL)
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154 return -1;
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155 assert(PyLong_Check(v));
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156 x = PyLong_AsUnsignedLong(v);
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157 Py_DECREF(v);
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158 if (x == (unsigned long)-1 && PyErr_Occurred()) {
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159 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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160 PyErr_SetString(StructError,
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161 "argument out of range");
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162 return -1;
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163 }
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164 *p = x;
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165 return 0;
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166 }
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167
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168 #ifdef HAVE_LONG_LONG
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169
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170 /* Same, but handling native long long. */
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171
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172 static int
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173 get_longlong(PyObject *v, PY_LONG_LONG *p)
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174 {
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175 PY_LONG_LONG x;
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176
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177 v = get_pylong(v);
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178 if (v == NULL)
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179 return -1;
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180 assert(PyLong_Check(v));
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181 x = PyLong_AsLongLong(v);
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182 Py_DECREF(v);
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183 if (x == (PY_LONG_LONG)-1 && PyErr_Occurred()) {
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184 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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185 PyErr_SetString(StructError,
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186 "argument out of range");
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187 return -1;
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188 }
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189 *p = x;
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190 return 0;
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191 }
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192
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193 /* Same, but handling native unsigned long long. */
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194
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195 static int
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196 get_ulonglong(PyObject *v, unsigned PY_LONG_LONG *p)
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197 {
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198 unsigned PY_LONG_LONG x;
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199
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200 v = get_pylong(v);
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201 if (v == NULL)
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202 return -1;
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203 assert(PyLong_Check(v));
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204 x = PyLong_AsUnsignedLongLong(v);
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205 Py_DECREF(v);
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206 if (x == (unsigned PY_LONG_LONG)-1 && PyErr_Occurred()) {
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207 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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208 PyErr_SetString(StructError,
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209 "argument out of range");
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210 return -1;
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211 }
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212 *p = x;
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213 return 0;
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214 }
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215
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216 #endif
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217
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218 /* Same, but handling Py_ssize_t */
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219
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220 static int
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221 get_ssize_t(PyObject *v, Py_ssize_t *p)
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222 {
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223 Py_ssize_t x;
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224
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225 v = get_pylong(v);
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226 if (v == NULL)
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227 return -1;
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228 assert(PyLong_Check(v));
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229 x = PyLong_AsSsize_t(v);
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230 Py_DECREF(v);
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231 if (x == (Py_ssize_t)-1 && PyErr_Occurred()) {
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232 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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233 PyErr_SetString(StructError,
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234 "argument out of range");
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235 return -1;
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236 }
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237 *p = x;
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238 return 0;
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239 }
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240
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241 /* Same, but handling size_t */
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242
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243 static int
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244 get_size_t(PyObject *v, size_t *p)
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245 {
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246 size_t x;
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247
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248 v = get_pylong(v);
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249 if (v == NULL)
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250 return -1;
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251 assert(PyLong_Check(v));
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252 x = PyLong_AsSize_t(v);
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253 Py_DECREF(v);
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254 if (x == (size_t)-1 && PyErr_Occurred()) {
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255 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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256 PyErr_SetString(StructError,
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257 "argument out of range");
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258 return -1;
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259 }
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260 *p = x;
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261 return 0;
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262 }
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263
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264
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265 #define RANGE_ERROR(x, f, flag, mask) return _range_error(f, flag)
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266
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267
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268 /* Floating point helpers */
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269
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270 static PyObject *
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271 unpack_float(const char *p, /* start of 4-byte string */
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272 int le) /* true for little-endian, false for big-endian */
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273 {
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274 double x;
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275
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276 x = _PyFloat_Unpack4((unsigned char *)p, le);
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277 if (x == -1.0 && PyErr_Occurred())
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278 return NULL;
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279 return PyFloat_FromDouble(x);
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280 }
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281
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282 static PyObject *
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283 unpack_double(const char *p, /* start of 8-byte string */
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284 int le) /* true for little-endian, false for big-endian */
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285 {
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286 double x;
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287
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288 x = _PyFloat_Unpack8((unsigned char *)p, le);
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289 if (x == -1.0 && PyErr_Occurred())
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290 return NULL;
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291 return PyFloat_FromDouble(x);
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292 }
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293
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294 /* Helper to format the range error exceptions */
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295 static int
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296 _range_error(const formatdef *f, int is_unsigned)
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297 {
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298 /* ulargest is the largest unsigned value with f->size bytes.
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299 * Note that the simpler:
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300 * ((size_t)1 << (f->size * 8)) - 1
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301 * doesn't work when f->size == sizeof(size_t) because C doesn't
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302 * define what happens when a left shift count is >= the number of
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303 * bits in the integer being shifted; e.g., on some boxes it doesn't
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304 * shift at all when they're equal.
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305 */
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306 const size_t ulargest = (size_t)-1 >> ((SIZEOF_SIZE_T - f->size)*8);
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307 assert(f->size >= 1 && f->size <= SIZEOF_SIZE_T);
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308 if (is_unsigned)
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309 PyErr_Format(StructError,
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310 "'%c' format requires 0 <= number <= %zu",
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311 f->format,
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312 ulargest);
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313 else {
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314 const Py_ssize_t largest = (Py_ssize_t)(ulargest >> 1);
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315 PyErr_Format(StructError,
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316 "'%c' format requires %zd <= number <= %zd",
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317 f->format,
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318 ~ largest,
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319 largest);
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320 }
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321
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322 return -1;
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323 }
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324
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325
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326
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327 /* A large number of small routines follow, with names of the form
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328
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329 [bln][up]_TYPE
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330
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331 [bln] distiguishes among big-endian, little-endian and native.
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332 [pu] distiguishes between pack (to struct) and unpack (from struct).
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333 TYPE is one of char, byte, ubyte, etc.
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334 */
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335
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336 /* Native mode routines. ****************************************************/
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337 /* NOTE:
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338 In all n[up]_<type> routines handling types larger than 1 byte, there is
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339 *no* guarantee that the p pointer is properly aligned for each type,
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340 therefore memcpy is called. An intermediate variable is used to
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341 compensate for big-endian architectures.
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342 Normally both the intermediate variable and the memcpy call will be
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343 skipped by C optimisation in little-endian architectures (gcc >= 2.91
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344 does this). */
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345
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346 static PyObject *
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347 nu_char(const char *p, const formatdef *f)
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348 {
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349 return PyBytes_FromStringAndSize(p, 1);
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350 }
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351
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352 static PyObject *
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353 nu_byte(const char *p, const formatdef *f)
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354 {
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355 return PyLong_FromLong((long) *(signed char *)p);
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356 }
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357
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358 static PyObject *
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359 nu_ubyte(const char *p, const formatdef *f)
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360 {
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361 return PyLong_FromLong((long) *(unsigned char *)p);
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362 }
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363
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364 static PyObject *
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365 nu_short(const char *p, const formatdef *f)
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366 {
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367 short x;
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368 memcpy((char *)&x, p, sizeof x);
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369 return PyLong_FromLong((long)x);
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370 }
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371
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372 static PyObject *
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373 nu_ushort(const char *p, const formatdef *f)
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374 {
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375 unsigned short x;
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376 memcpy((char *)&x, p, sizeof x);
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377 return PyLong_FromLong((long)x);
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378 }
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379
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380 static PyObject *
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381 nu_int(const char *p, const formatdef *f)
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382 {
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383 int x;
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384 memcpy((char *)&x, p, sizeof x);
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385 return PyLong_FromLong((long)x);
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386 }
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387
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388 static PyObject *
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389 nu_uint(const char *p, const formatdef *f)
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390 {
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391 unsigned int x;
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392 memcpy((char *)&x, p, sizeof x);
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393 #if (SIZEOF_LONG > SIZEOF_INT)
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394 return PyLong_FromLong((long)x);
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395 #else
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396 if (x <= ((unsigned int)LONG_MAX))
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397 return PyLong_FromLong((long)x);
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398 return PyLong_FromUnsignedLong((unsigned long)x);
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399 #endif
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400 }
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401
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402 static PyObject *
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403 nu_long(const char *p, const formatdef *f)
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404 {
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405 long x;
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406 memcpy((char *)&x, p, sizeof x);
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407 return PyLong_FromLong(x);
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408 }
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409
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410 static PyObject *
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411 nu_ulong(const char *p, const formatdef *f)
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412 {
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413 unsigned long x;
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414 memcpy((char *)&x, p, sizeof x);
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415 if (x <= LONG_MAX)
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416 return PyLong_FromLong((long)x);
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417 return PyLong_FromUnsignedLong(x);
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418 }
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419
72749
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420 static PyObject *
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421 nu_ssize_t(const char *p, const formatdef *f)
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422 {
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423 Py_ssize_t x;
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424 memcpy((char *)&x, p, sizeof x);
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425 return PyLong_FromSsize_t(x);
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426 }
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427
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428 static PyObject *
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429 nu_size_t(const char *p, const formatdef *f)
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430 {
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431 size_t x;
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432 memcpy((char *)&x, p, sizeof x);
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433 return PyLong_FromSize_t(x);
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434 }
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435
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436
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437 /* Native mode doesn't support q or Q unless the platform C supports
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438 long long (or, on Windows, __int64). */
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439
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440 #ifdef HAVE_LONG_LONG
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441
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442 static PyObject *
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443 nu_longlong(const char *p, const formatdef *f)
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444 {
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445 PY_LONG_LONG x;
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446 memcpy((char *)&x, p, sizeof x);
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447 if (x >= LONG_MIN && x <= LONG_MAX)
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448 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, PY_LONG_LONG, long));
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449 return PyLong_FromLongLong(x);
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450 }
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451
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452 static PyObject *
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453 nu_ulonglong(const char *p, const formatdef *f)
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454 {
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455 unsigned PY_LONG_LONG x;
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456 memcpy((char *)&x, p, sizeof x);
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457 if (x <= LONG_MAX)
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458 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, unsigned PY_LONG_LONG, long));
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459 return PyLong_FromUnsignedLongLong(x);
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460 }
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461
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462 #endif
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463
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464 static PyObject *
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465 nu_bool(const char *p, const formatdef *f)
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466 {
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467 BOOL_TYPE x;
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468 memcpy((char *)&x, p, sizeof x);
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469 return PyBool_FromLong(x != 0);
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470 }
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471
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472
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473 static PyObject *
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474 nu_float(const char *p, const formatdef *f)
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475 {
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476 float x;
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477 memcpy((char *)&x, p, sizeof x);
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478 return PyFloat_FromDouble((double)x);
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479 }
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480
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481 static PyObject *
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482 nu_double(const char *p, const formatdef *f)
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483 {
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484 double x;
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485 memcpy((char *)&x, p, sizeof x);
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486 return PyFloat_FromDouble(x);
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487 }
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488
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489 static PyObject *
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490 nu_void_p(const char *p, const formatdef *f)
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491 {
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492 void *x;
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493 memcpy((char *)&x, p, sizeof x);
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494 return PyLong_FromVoidPtr(x);
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495 }
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496
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497 static int
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498 np_byte(char *p, PyObject *v, const formatdef *f)
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499 {
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500 long x;
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501 if (get_long(v, &x) < 0)
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502 return -1;
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503 if (x < -128 || x > 127){
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504 PyErr_SetString(StructError,
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505 "byte format requires -128 <= number <= 127");
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506 return -1;
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507 }
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508 *p = (char)x;
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509 return 0;
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510 }
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511
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512 static int
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diff changeset
513 np_ubyte(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
514 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
515 long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
516 if (get_long(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
517 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
518 if (x < 0 || x > 255){
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
519 PyErr_SetString(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
520 "ubyte format requires 0 <= number <= 255");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
521 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
522 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
523 *p = (char)x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
524 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
525 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
526
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
527 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
528 np_char(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
529 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
530 if (!PyBytes_Check(v) || PyBytes_Size(v) != 1) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
531 PyErr_SetString(StructError,
67181
b901da561cd1 Issue #10783: struct.pack() doesn't encode implicitly unicode to UTF-8
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66555
diff changeset
532 "char format requires a bytes object of length 1");
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
533 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
534 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
535 *p = *PyBytes_AsString(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
536 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
537 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
538
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
539 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
540 np_short(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
541 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
542 long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
543 short y;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
544 if (get_long(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
545 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
546 if (x < SHRT_MIN || x > SHRT_MAX){
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
547 PyErr_SetString(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
548 "short format requires " STRINGIFY(SHRT_MIN)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
549 " <= number <= " STRINGIFY(SHRT_MAX));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
550 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
551 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
552 y = (short)x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
553 memcpy(p, (char *)&y, sizeof y);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
554 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
555 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
556
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
557 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
558 np_ushort(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
559 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
560 long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
561 unsigned short y;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
562 if (get_long(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
563 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
564 if (x < 0 || x > USHRT_MAX){
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
565 PyErr_SetString(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
566 "ushort format requires 0 <= number <= " STRINGIFY(USHRT_MAX));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
567 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
568 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
569 y = (unsigned short)x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
570 memcpy(p, (char *)&y, sizeof y);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
571 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
572 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
573
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
574 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
575 np_int(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
576 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
577 long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
578 int y;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
579 if (get_long(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
580 return -1;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
581 #if (SIZEOF_LONG > SIZEOF_INT)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
582 if ((x < ((long)INT_MIN)) || (x > ((long)INT_MAX)))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
583 RANGE_ERROR(x, f, 0, -1);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
584 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
585 y = (int)x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
586 memcpy(p, (char *)&y, sizeof y);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
587 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
588 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
589
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
590 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
591 np_uint(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
592 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
593 unsigned long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
594 unsigned int y;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
595 if (get_ulong(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
596 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
597 y = (unsigned int)x;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
598 #if (SIZEOF_LONG > SIZEOF_INT)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
599 if (x > ((unsigned long)UINT_MAX))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
600 RANGE_ERROR(y, f, 1, -1);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
601 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
602 memcpy(p, (char *)&y, sizeof y);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
603 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
604 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
605
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
606 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
607 np_long(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
608 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
609 long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
610 if (get_long(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
611 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
612 memcpy(p, (char *)&x, sizeof x);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
613 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
614 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
615
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
616 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
617 np_ulong(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
618 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
619 unsigned long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
620 if (get_ulong(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
621 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
622 memcpy(p, (char *)&x, sizeof x);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
623 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
624 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
625
72749
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
626 static int
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
627 np_ssize_t(char *p, PyObject *v, const formatdef *f)
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
628 {
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
629 Py_ssize_t x;
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
630 if (get_ssize_t(v, &x) < 0)
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
631 return -1;
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
632 memcpy(p, (char *)&x, sizeof x);
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
633 return 0;
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
634 }
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
635
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
636 static int
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
637 np_size_t(char *p, PyObject *v, const formatdef *f)
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
638 {
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
639 size_t x;
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
640 if (get_size_t(v, &x) < 0)
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
641 return -1;
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
642 memcpy(p, (char *)&x, sizeof x);
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
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643 return 0;
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
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parents: 68489
diff changeset
644 }
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
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parents: 68489
diff changeset
645
38453
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646 #ifdef HAVE_LONG_LONG
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647
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648 static int
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649 np_longlong(char *p, PyObject *v, const formatdef *f)
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650 {
61467
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651 PY_LONG_LONG x;
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652 if (get_longlong(v, &x) < 0)
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653 return -1;
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654 memcpy(p, (char *)&x, sizeof x);
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655 return 0;
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656 }
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657
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658 static int
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diff changeset
659 np_ulonglong(char *p, PyObject *v, const formatdef *f)
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660 {
61467
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661 unsigned PY_LONG_LONG x;
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diff changeset
662 if (get_ulonglong(v, &x) < 0)
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663 return -1;
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664 memcpy(p, (char *)&x, sizeof x);
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665 return 0;
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666 }
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667 #endif
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668
40737
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669
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670 static int
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diff changeset
671 np_bool(char *p, PyObject *v, const formatdef *f)
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diff changeset
672 {
62855
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diff changeset
673 int y;
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674 BOOL_TYPE x;
61467
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675 y = PyObject_IsTrue(v);
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676 if (y < 0)
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677 return -1;
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678 x = y;
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679 memcpy(p, (char *)&x, sizeof x);
61467
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680 return 0;
40737
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681 }
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682
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683 static int
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diff changeset
684 np_float(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
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diff changeset
685 {
61467
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686 float x = (float)PyFloat_AsDouble(v);
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diff changeset
687 if (x == -1 && PyErr_Occurred()) {
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diff changeset
688 PyErr_SetString(StructError,
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diff changeset
689 "required argument is not a float");
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diff changeset
690 return -1;
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diff changeset
691 }
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692 memcpy(p, (char *)&x, sizeof x);
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diff changeset
693 return 0;
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694 }
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diff changeset
695
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diff changeset
696 static int
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diff changeset
697 np_double(char *p, PyObject *v, const formatdef *f)
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diff changeset
698 {
61467
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diff changeset
699 double x = PyFloat_AsDouble(v);
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diff changeset
700 if (x == -1 && PyErr_Occurred()) {
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diff changeset
701 PyErr_SetString(StructError,
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diff changeset
702 "required argument is not a float");
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diff changeset
703 return -1;
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diff changeset
704 }
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diff changeset
705 memcpy(p, (char *)&x, sizeof(double));
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
706 return 0;
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diff changeset
707 }
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parents:
diff changeset
708
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
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diff changeset
709 static int
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
710 np_void_p(char *p, PyObject *v, const formatdef *f)
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parents:
diff changeset
711 {
61467
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diff changeset
712 void *x;
38453
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diff changeset
713
61467
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diff changeset
714 v = get_pylong(v);
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diff changeset
715 if (v == NULL)
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diff changeset
716 return -1;
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diff changeset
717 assert(PyLong_Check(v));
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diff changeset
718 x = PyLong_AsVoidPtr(v);
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diff changeset
719 Py_DECREF(v);
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diff changeset
720 if (x == NULL && PyErr_Occurred())
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diff changeset
721 return -1;
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diff changeset
722 memcpy(p, (char *)&x, sizeof x);
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diff changeset
723 return 0;
38453
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diff changeset
724 }
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diff changeset
725
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
726 static formatdef native_table[] = {
61467
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diff changeset
727 {'x', sizeof(char), 0, NULL},
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diff changeset
728 {'b', sizeof(char), 0, nu_byte, np_byte},
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diff changeset
729 {'B', sizeof(char), 0, nu_ubyte, np_ubyte},
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parents: 56418
diff changeset
730 {'c', sizeof(char), 0, nu_char, np_char},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
731 {'s', sizeof(char), 0, NULL},
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diff changeset
732 {'p', sizeof(char), 0, NULL},
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diff changeset
733 {'h', sizeof(short), SHORT_ALIGN, nu_short, np_short},
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diff changeset
734 {'H', sizeof(short), SHORT_ALIGN, nu_ushort, np_ushort},
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parents: 56418
diff changeset
735 {'i', sizeof(int), INT_ALIGN, nu_int, np_int},
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diff changeset
736 {'I', sizeof(int), INT_ALIGN, nu_uint, np_uint},
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diff changeset
737 {'l', sizeof(long), LONG_ALIGN, nu_long, np_long},
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parents: 56418
diff changeset
738 {'L', sizeof(long), LONG_ALIGN, nu_ulong, np_ulong},
72749
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
739 {'n', sizeof(size_t), SIZE_T_ALIGN, nu_ssize_t, np_ssize_t},
db3e15017172 Issue #3163: The struct module gets new format characters 'n' and 'N'
Antoine Pitrou <solipsis@pitrou.net>
parents: 68489
diff changeset
740 {'N', sizeof(size_t), SIZE_T_ALIGN, nu_size_t, np_size_t},
38453
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diff changeset
741 #ifdef HAVE_LONG_LONG
61467
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diff changeset
742 {'q', sizeof(PY_LONG_LONG), LONG_LONG_ALIGN, nu_longlong, np_longlong},
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diff changeset
743 {'Q', sizeof(PY_LONG_LONG), LONG_LONG_ALIGN, nu_ulonglong,np_ulonglong},
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744 #endif
61467
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diff changeset
745 {'?', sizeof(BOOL_TYPE), BOOL_ALIGN, nu_bool, np_bool},
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diff changeset
746 {'f', sizeof(float), FLOAT_ALIGN, nu_float, np_float},
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diff changeset
747 {'d', sizeof(double), DOUBLE_ALIGN, nu_double, np_double},
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diff changeset
748 {'P', sizeof(void *), VOID_P_ALIGN, nu_void_p, np_void_p},
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diff changeset
749 {0}
38453
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750 };
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751
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
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diff changeset
752 /* Big-endian routines. *****************************************************/
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diff changeset
753
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diff changeset
754 static PyObject *
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diff changeset
755 bu_int(const char *p, const formatdef *f)
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diff changeset
756 {
61467
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diff changeset
757 long x = 0;
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diff changeset
758 Py_ssize_t i = f->size;
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diff changeset
759 const unsigned char *bytes = (const unsigned char *)p;
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diff changeset
760 do {
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761 x = (x<<8) | *bytes++;
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762 } while (--i > 0);
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diff changeset
763 /* Extend the sign bit. */
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diff changeset
764 if (SIZEOF_LONG > f->size)
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diff changeset
765 x |= -(x & (1L << ((8 * f->size) - 1)));
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diff changeset
766 return PyLong_FromLong(x);
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767 }
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768
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
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diff changeset
769 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
770 bu_uint(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
771 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
772 unsigned long x = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
773 Py_ssize_t i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
774 const unsigned char *bytes = (const unsigned char *)p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
775 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
776 x = (x<<8) | *bytes++;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
777 } while (--i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
778 if (x <= LONG_MAX)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
779 return PyLong_FromLong((long)x);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
780 return PyLong_FromUnsignedLong(x);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
781 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
782
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
783 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
784 bu_longlong(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
785 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
786 #ifdef HAVE_LONG_LONG
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
787 PY_LONG_LONG x = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
788 Py_ssize_t i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
789 const unsigned char *bytes = (const unsigned char *)p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
790 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
791 x = (x<<8) | *bytes++;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
792 } while (--i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
793 /* Extend the sign bit. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
794 if (SIZEOF_LONG_LONG > f->size)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
795 x |= -(x & ((PY_LONG_LONG)1 << ((8 * f->size) - 1)));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
796 if (x >= LONG_MIN && x <= LONG_MAX)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
797 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, PY_LONG_LONG, long));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
798 return PyLong_FromLongLong(x);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
799 #else
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
800 return _PyLong_FromByteArray((const unsigned char *)p,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
801 8,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
802 0, /* little-endian */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
803 1 /* signed */);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
804 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
805 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
806
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
807 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
808 bu_ulonglong(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
809 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
810 #ifdef HAVE_LONG_LONG
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
811 unsigned PY_LONG_LONG x = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
812 Py_ssize_t i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
813 const unsigned char *bytes = (const unsigned char *)p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
814 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
815 x = (x<<8) | *bytes++;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
816 } while (--i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
817 if (x <= LONG_MAX)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
818 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, unsigned PY_LONG_LONG, long));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
819 return PyLong_FromUnsignedLongLong(x);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
820 #else
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
821 return _PyLong_FromByteArray((const unsigned char *)p,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
822 8,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
823 0, /* little-endian */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
824 0 /* signed */);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
825 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
826 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
827
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
828 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
829 bu_float(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
830 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
831 return unpack_float(p, 0);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
832 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
833
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
834 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
835 bu_double(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
836 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
837 return unpack_double(p, 0);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
838 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
839
40737
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
840 static PyObject *
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
841 bu_bool(const char *p, const formatdef *f)
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
842 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
843 char x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
844 memcpy((char *)&x, p, sizeof x);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
845 return PyBool_FromLong(x != 0);
40737
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
846 }
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
847
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
848 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
849 bp_int(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
850 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
851 long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
852 Py_ssize_t i;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
853 if (get_long(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
854 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
855 i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
856 if (i != SIZEOF_LONG) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
857 if ((i == 2) && (x < -32768 || x > 32767))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
858 RANGE_ERROR(x, f, 0, 0xffffL);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
859 #if (SIZEOF_LONG != 4)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
860 else if ((i == 4) && (x < -2147483648L || x > 2147483647L))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
861 RANGE_ERROR(x, f, 0, 0xffffffffL);
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
862 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
863 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
864 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
865 p[--i] = (char)x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
866 x >>= 8;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
867 } while (i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
868 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
869 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
870
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
871 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
872 bp_uint(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
873 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
874 unsigned long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
875 Py_ssize_t i;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
876 if (get_ulong(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
877 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
878 i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
879 if (i != SIZEOF_LONG) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
880 unsigned long maxint = 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
881 maxint <<= (unsigned long)(i * 8);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
882 if (x >= maxint)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
883 RANGE_ERROR(x, f, 1, maxint - 1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
884 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
885 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
886 p[--i] = (char)x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
887 x >>= 8;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
888 } while (i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
889 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
890 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
891
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
892 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
893 bp_longlong(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
894 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
895 int res;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
896 v = get_pylong(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
897 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
898 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
899 res = _PyLong_AsByteArray((PyLongObject *)v,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
900 (unsigned char *)p,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
901 8,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
902 0, /* little_endian */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
903 1 /* signed */);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
904 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
905 return res;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
906 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
907
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
908 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
909 bp_ulonglong(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
910 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
911 int res;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
912 v = get_pylong(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
913 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
914 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
915 res = _PyLong_AsByteArray((PyLongObject *)v,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
916 (unsigned char *)p,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
917 8,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
918 0, /* little_endian */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
919 0 /* signed */);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
920 Py_DECREF(v);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
921 return res;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
922 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
923
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
924 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
925 bp_float(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
926 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
927 double x = PyFloat_AsDouble(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
928 if (x == -1 && PyErr_Occurred()) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
929 PyErr_SetString(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
930 "required argument is not a float");
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
931 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
932 }
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
933 return _PyFloat_Pack4(x, (unsigned char *)p, 0);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
934 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
935
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
936 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
937 bp_double(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
938 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
939 double x = PyFloat_AsDouble(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
940 if (x == -1 && PyErr_Occurred()) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
941 PyErr_SetString(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
942 "required argument is not a float");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
943 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
944 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
945 return _PyFloat_Pack8(x, (unsigned char *)p, 0);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
946 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
947
40737
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
948 static int
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
949 bp_bool(char *p, PyObject *v, const formatdef *f)
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
950 {
63066
68036f2b5ac8 Merged revisions 82941 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62855
diff changeset
951 int y;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
952 y = PyObject_IsTrue(v);
62855
55a024f51524 Merged revisions 82628,82630 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents: 62315
diff changeset
953 if (y < 0)
55a024f51524 Merged revisions 82628,82630 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents: 62315
diff changeset
954 return -1;
63066
68036f2b5ac8 Merged revisions 82941 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62855
diff changeset
955 *p = (char)y;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
956 return 0;
40737
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
957 }
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
958
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
959 static formatdef bigendian_table[] = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
960 {'x', 1, 0, NULL},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
961 {'b', 1, 0, nu_byte, np_byte},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
962 {'B', 1, 0, nu_ubyte, np_ubyte},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
963 {'c', 1, 0, nu_char, np_char},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
964 {'s', 1, 0, NULL},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
965 {'p', 1, 0, NULL},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
966 {'h', 2, 0, bu_int, bp_int},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
967 {'H', 2, 0, bu_uint, bp_uint},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
968 {'i', 4, 0, bu_int, bp_int},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
969 {'I', 4, 0, bu_uint, bp_uint},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
970 {'l', 4, 0, bu_int, bp_int},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
971 {'L', 4, 0, bu_uint, bp_uint},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
972 {'q', 8, 0, bu_longlong, bp_longlong},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
973 {'Q', 8, 0, bu_ulonglong, bp_ulonglong},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
974 {'?', 1, 0, bu_bool, bp_bool},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
975 {'f', 4, 0, bu_float, bp_float},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
976 {'d', 8, 0, bu_double, bp_double},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
977 {0}
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
978 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
979
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
980 /* Little-endian routines. *****************************************************/
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
981
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
982 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
983 lu_int(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
984 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
985 long x = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
986 Py_ssize_t i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
987 const unsigned char *bytes = (const unsigned char *)p;
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parents: 56418
diff changeset
988 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
989 x = (x<<8) | bytes[--i];
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
990 } while (i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
991 /* Extend the sign bit. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
992 if (SIZEOF_LONG > f->size)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
993 x |= -(x & (1L << ((8 * f->size) - 1)));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
994 return PyLong_FromLong(x);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
995 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
996
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
997 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
998 lu_uint(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
999 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1000 unsigned long x = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1001 Py_ssize_t i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1002 const unsigned char *bytes = (const unsigned char *)p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1003 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1004 x = (x<<8) | bytes[--i];
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1005 } while (i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1006 if (x <= LONG_MAX)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1007 return PyLong_FromLong((long)x);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1008 return PyLong_FromUnsignedLong((long)x);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1009 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1010
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1011 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1012 lu_longlong(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1013 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1014 #ifdef HAVE_LONG_LONG
61467
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diff changeset
1015 PY_LONG_LONG x = 0;
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1016 Py_ssize_t i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1017 const unsigned char *bytes = (const unsigned char *)p;
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diff changeset
1018 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1019 x = (x<<8) | bytes[--i];
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1020 } while (i > 0);
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parents: 56418
diff changeset
1021 /* Extend the sign bit. */
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parents: 56418
diff changeset
1022 if (SIZEOF_LONG_LONG > f->size)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1023 x |= -(x & ((PY_LONG_LONG)1 << ((8 * f->size) - 1)));
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1024 if (x >= LONG_MIN && x <= LONG_MAX)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1025 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, PY_LONG_LONG, long));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1026 return PyLong_FromLongLong(x);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1027 #else
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1028 return _PyLong_FromByteArray((const unsigned char *)p,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1029 8,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1030 1, /* little-endian */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1031 1 /* signed */);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1032 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1033 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1034
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1035 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1036 lu_ulonglong(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1037 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1038 #ifdef HAVE_LONG_LONG
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1039 unsigned PY_LONG_LONG x = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1040 Py_ssize_t i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1041 const unsigned char *bytes = (const unsigned char *)p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1042 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1043 x = (x<<8) | bytes[--i];
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1044 } while (i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1045 if (x <= LONG_MAX)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1046 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, unsigned PY_LONG_LONG, long));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1047 return PyLong_FromUnsignedLongLong(x);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1048 #else
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1049 return _PyLong_FromByteArray((const unsigned char *)p,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1050 8,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1051 1, /* little-endian */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1052 0 /* signed */);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1053 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1054 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1055
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1056 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1057 lu_float(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1058 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1059 return unpack_float(p, 1);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1060 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1061
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1062 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1063 lu_double(const char *p, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1064 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1065 return unpack_double(p, 1);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1066 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1067
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1068 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1069 lp_int(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1070 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1071 long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1072 Py_ssize_t i;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1073 if (get_long(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1074 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1075 i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1076 if (i != SIZEOF_LONG) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1077 if ((i == 2) && (x < -32768 || x > 32767))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1078 RANGE_ERROR(x, f, 0, 0xffffL);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1079 #if (SIZEOF_LONG != 4)
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1080 else if ((i == 4) && (x < -2147483648L || x > 2147483647L))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1081 RANGE_ERROR(x, f, 0, 0xffffffffL);
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1082 #endif
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1083 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1084 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1085 *p++ = (char)x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1086 x >>= 8;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1087 } while (--i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1088 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1089 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1090
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1091 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1092 lp_uint(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1093 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1094 unsigned long x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1095 Py_ssize_t i;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1096 if (get_ulong(v, &x) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1097 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1098 i = f->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1099 if (i != SIZEOF_LONG) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1100 unsigned long maxint = 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1101 maxint <<= (unsigned long)(i * 8);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1102 if (x >= maxint)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1103 RANGE_ERROR(x, f, 1, maxint - 1);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1104 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1105 do {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1106 *p++ = (char)x;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1107 x >>= 8;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1108 } while (--i > 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1109 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1110 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1111
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1112 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1113 lp_longlong(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1114 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1115 int res;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1116 v = get_pylong(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1117 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1118 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1119 res = _PyLong_AsByteArray((PyLongObject*)v,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1120 (unsigned char *)p,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1121 8,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1122 1, /* little_endian */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1123 1 /* signed */);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1124 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1125 return res;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1126 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1127
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1128 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1129 lp_ulonglong(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1130 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1131 int res;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1132 v = get_pylong(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1133 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1134 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1135 res = _PyLong_AsByteArray((PyLongObject*)v,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1136 (unsigned char *)p,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1137 8,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1138 1, /* little_endian */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1139 0 /* signed */);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1140 Py_DECREF(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1141 return res;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1142 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1143
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1144 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1145 lp_float(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1146 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1147 double x = PyFloat_AsDouble(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1148 if (x == -1 && PyErr_Occurred()) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1149 PyErr_SetString(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1150 "required argument is not a float");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1151 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1152 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1153 return _PyFloat_Pack4(x, (unsigned char *)p, 1);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1154 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1155
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1156 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1157 lp_double(char *p, PyObject *v, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1158 {
61467
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diff changeset
1159 double x = PyFloat_AsDouble(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1160 if (x == -1 && PyErr_Occurred()) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1161 PyErr_SetString(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1162 "required argument is not a float");
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diff changeset
1163 return -1;
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diff changeset
1164 }
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diff changeset
1165 return _PyFloat_Pack8(x, (unsigned char *)p, 1);
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29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1166 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1167
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1168 static formatdef lilendian_table[] = {
61467
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1169 {'x', 1, 0, NULL},
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diff changeset
1170 {'b', 1, 0, nu_byte, np_byte},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1171 {'B', 1, 0, nu_ubyte, np_ubyte},
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1172 {'c', 1, 0, nu_char, np_char},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1173 {'s', 1, 0, NULL},
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diff changeset
1174 {'p', 1, 0, NULL},
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1175 {'h', 2, 0, lu_int, lp_int},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1176 {'H', 2, 0, lu_uint, lp_uint},
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diff changeset
1177 {'i', 4, 0, lu_int, lp_int},
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diff changeset
1178 {'I', 4, 0, lu_uint, lp_uint},
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diff changeset
1179 {'l', 4, 0, lu_int, lp_int},
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diff changeset
1180 {'L', 4, 0, lu_uint, lp_uint},
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diff changeset
1181 {'q', 8, 0, lu_longlong, lp_longlong},
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diff changeset
1182 {'Q', 8, 0, lu_ulonglong, lp_ulonglong},
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Antoine Pitrou <solipsis@pitrou.net>
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diff changeset
1183 {'?', 1, 0, bu_bool, bp_bool}, /* Std rep not endian dep,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1184 but potentially different from native rep -- reuse bx_bool funcs. */
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diff changeset
1185 {'f', 4, 0, lu_float, lp_float},
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diff changeset
1186 {'d', 8, 0, lu_double, lp_double},
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diff changeset
1187 {0}
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parents:
diff changeset
1188 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1189
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1190
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1191 static const formatdef *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1192 whichtable(char **pfmt)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
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parents:
diff changeset
1193 {
61467
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1194 const char *fmt = (*pfmt)++; /* May be backed out of later */
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diff changeset
1195 switch (*fmt) {
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diff changeset
1196 case '<':
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diff changeset
1197 return lilendian_table;
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diff changeset
1198 case '>':
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diff changeset
1199 case '!': /* Network byte order is big-endian */
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diff changeset
1200 return bigendian_table;
68488
0991b40e895d #11515: fix several typos. Patch by Piotr Kasprzyk.
Ezio Melotti <ezio.melotti@gmail.com>
parents: 63299
diff changeset
1201 case '=': { /* Host byte order -- different from native in alignment! */
61467
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diff changeset
1202 int n = 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1203 char *p = (char *) &n;
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diff changeset
1204 if (*p == 1)
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diff changeset
1205 return lilendian_table;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1206 else
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diff changeset
1207 return bigendian_table;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1208 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1209 default:
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1210 --*pfmt; /* Back out of pointer increment */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1211 /* Fall through */
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diff changeset
1212 case '@':
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diff changeset
1213 return native_table;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1214 }
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Thomas Wouters <thomas@python.org>
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diff changeset
1215 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1216
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1217
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1218 /* Get the table entry for a format code */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1219
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1220 static const formatdef *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1221 getentry(int c, const formatdef *f)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1222 {
61467
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diff changeset
1223 for (; f->format != '\0'; f++) {
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parents: 56418
diff changeset
1224 if (f->format == c) {
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diff changeset
1225 return f;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1226 }
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diff changeset
1227 }
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diff changeset
1228 PyErr_SetString(StructError, "bad char in struct format");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1229 return NULL;
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1230 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1231
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1232
62251
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parents: 61467
diff changeset
1233 /* Align a size according to a format code. Return -1 on overflow. */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1234
62251
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
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parents: 61467
diff changeset
1235 static Py_ssize_t
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1236 align(Py_ssize_t size, char c, const formatdef *e)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1237 {
62251
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diff changeset
1238 Py_ssize_t extra;
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
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parents: 61467
diff changeset
1239
61467
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diff changeset
1240 if (e->format == c) {
62251
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parents: 61467
diff changeset
1241 if (e->alignment && size > 0) {
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
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parents: 61467
diff changeset
1242 extra = (e->alignment - 1) - (size - 1) % (e->alignment);
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
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parents: 61467
diff changeset
1243 if (extra > PY_SSIZE_T_MAX - size)
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parents: 61467
diff changeset
1244 return -1;
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diff changeset
1245 size += extra;
61467
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diff changeset
1246 }
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diff changeset
1247 }
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diff changeset
1248 return size;
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29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1249 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1250
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1251
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1252 /* calculate the size of a format string */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1253
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1254 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1255 prepare_s(PyStructObject *self)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1256 {
61467
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diff changeset
1257 const formatdef *f;
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diff changeset
1258 const formatdef *e;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1259 formatcode *codes;
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19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1260
61467
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diff changeset
1261 const char *s;
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diff changeset
1262 const char *fmt;
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diff changeset
1263 char c;
62251
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diff changeset
1264 Py_ssize_t size, len, num, itemsize;
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parents:
diff changeset
1265
61467
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diff changeset
1266 fmt = PyBytes_AS_STRING(self->s_format);
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1267
61467
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diff changeset
1268 f = whichtable((char **)&fmt);
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Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1269
61467
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diff changeset
1270 s = fmt;
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diff changeset
1271 size = 0;
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diff changeset
1272 len = 0;
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diff changeset
1273 while ((c = *s++) != '\0') {
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diff changeset
1274 if (isspace(Py_CHARMASK(c)))
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diff changeset
1275 continue;
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diff changeset
1276 if ('0' <= c && c <= '9') {
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diff changeset
1277 num = c - '0';
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diff changeset
1278 while ('0' <= (c = *s++) && c <= '9') {
62251
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diff changeset
1279 /* overflow-safe version of
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diff changeset
1280 if (num*10 + (c - '0') > PY_SSIZE_T_MAX) { ... } */
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diff changeset
1281 if (num >= PY_SSIZE_T_MAX / 10 && (
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diff changeset
1282 num > PY_SSIZE_T_MAX / 10 ||
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diff changeset
1283 (c - '0') > PY_SSIZE_T_MAX % 10))
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diff changeset
1284 goto overflow;
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1285 num = num*10 + (c - '0');
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1286 }
62243
3ba1b5b4c108 Issue #3129: Trailing digits in format string are no longer ignored.
Alexander Belopolsky <alexander.belopolsky@gmail.com>
parents: 61466
diff changeset
1287 if (c == '\0') {
3ba1b5b4c108 Issue #3129: Trailing digits in format string are no longer ignored.
Alexander Belopolsky <alexander.belopolsky@gmail.com>
parents: 61466
diff changeset
1288 PyErr_SetString(StructError,
3ba1b5b4c108 Issue #3129: Trailing digits in format string are no longer ignored.
Alexander Belopolsky <alexander.belopolsky@gmail.com>
parents: 61466
diff changeset
1289 "repeat count given without format specifier");
3ba1b5b4c108 Issue #3129: Trailing digits in format string are no longer ignored.
Alexander Belopolsky <alexander.belopolsky@gmail.com>
parents: 61466
diff changeset
1290 return -1;
3ba1b5b4c108 Issue #3129: Trailing digits in format string are no longer ignored.
Alexander Belopolsky <alexander.belopolsky@gmail.com>
parents: 61466
diff changeset
1291 }
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1292 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1293 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1294 num = 1;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1295
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1296 e = getentry(c, f);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1297 if (e == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1298 return -1;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1299
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1300 switch (c) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1301 case 's': /* fall through */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1302 case 'p': len++; break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1303 case 'x': break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1304 default: len += num; break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1305 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1306
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1307 itemsize = e->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1308 size = align(size, c, e);
62251
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1309 if (size == -1)
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1310 goto overflow;
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1311
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1312 /* if (size + num * itemsize > PY_SSIZE_T_MAX) { ... } */
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1313 if (num > (PY_SSIZE_T_MAX - size) / itemsize)
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1314 goto overflow;
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1315 size += num * itemsize;
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1316 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1317
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1318 /* check for overflow */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1319 if ((len + 1) > (PY_SSIZE_T_MAX / sizeof(formatcode))) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1320 PyErr_NoMemory();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1321 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1322 }
48321
f6726f32ef70 Merged revisions 64119,64147,64150,64165,64219-64221,64229-64230,64233,64235,64253,64278,64280,64301,64303,64320,64328,64338-64339 via svnmerge from
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 47580
diff changeset
1323
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1324 self->s_size = size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1325 self->s_len = len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1326 codes = PyMem_MALLOC((len + 1) * sizeof(formatcode));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1327 if (codes == NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1328 PyErr_NoMemory();
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1329 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1330 }
63299
902131b31922 Merged revisions 83239 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 63066
diff changeset
1331 /* Free any s_codes value left over from a previous initialization. */
902131b31922 Merged revisions 83239 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 63066
diff changeset
1332 if (self->s_codes != NULL)
902131b31922 Merged revisions 83239 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 63066
diff changeset
1333 PyMem_FREE(self->s_codes);
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1334 self->s_codes = codes;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1335
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1336 s = fmt;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1337 size = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1338 while ((c = *s++) != '\0') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1339 if (isspace(Py_CHARMASK(c)))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1340 continue;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1341 if ('0' <= c && c <= '9') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1342 num = c - '0';
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1343 while ('0' <= (c = *s++) && c <= '9')
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1344 num = num*10 + (c - '0');
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1345 if (c == '\0')
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1346 break;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1347 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1348 else
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1349 num = 1;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1350
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1351 e = getentry(c, f);
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1352
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1353 size = align(size, c, e);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1354 if (c == 's' || c == 'p') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1355 codes->offset = size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1356 codes->size = num;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1357 codes->fmtdef = e;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1358 codes++;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1359 size += num;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1360 } else if (c == 'x') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1361 size += num;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1362 } else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1363 while (--num >= 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1364 codes->offset = size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1365 codes->size = e->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1366 codes->fmtdef = e;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1367 codes++;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1368 size += e->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1369 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1370 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1371 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1372 codes->fmtdef = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1373 codes->offset = size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1374 codes->size = 0;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1375
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1376 return 0;
62251
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1377
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1378 overflow:
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1379 PyErr_SetString(StructError,
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1380 "total struct size too long");
50c239174976 Merged revisions 81897-81898,81902 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 61467
diff changeset
1381 return -1;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1382 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1383
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1384 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1385 s_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1386 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1387 PyObject *self;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1388
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1389 assert(type != NULL && type->tp_alloc != NULL);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1390
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1391 self = type->tp_alloc(type, 0);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1392 if (self != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1393 PyStructObject *s = (PyStructObject*)self;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1394 Py_INCREF(Py_None);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1395 s->s_format = Py_None;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1396 s->s_codes = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1397 s->s_size = -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1398 s->s_len = -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1399 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1400 return self;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1401 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1402
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1403 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1404 s_init(PyObject *self, PyObject *args, PyObject *kwds)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1405 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1406 PyStructObject *soself = (PyStructObject *)self;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1407 PyObject *o_format = NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1408 int ret = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1409 static char *kwlist[] = {"format", 0};
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1410
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1411 assert(PyStruct_Check(self));
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1412
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1413 if (!PyArg_ParseTupleAndKeywords(args, kwds, "O:Struct", kwlist,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1414 &o_format))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1415 return -1;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1416
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1417 if (PyUnicode_Check(o_format)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1418 o_format = PyUnicode_AsASCIIString(o_format);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1419 if (o_format == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1420 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1421 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1422 /* XXX support buffer interface, too */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1423 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1424 Py_INCREF(o_format);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1425 }
44460
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1426
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1427 if (!PyBytes_Check(o_format)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1428 Py_DECREF(o_format);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1429 PyErr_Format(PyExc_TypeError,
67181
b901da561cd1 Issue #10783: struct.pack() doesn't encode implicitly unicode to UTF-8
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66555
diff changeset
1430 "Struct() argument 1 must be a bytes object, not %.200s",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1431 Py_TYPE(o_format)->tp_name);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1432 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1433 }
44460
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1434
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1435 Py_CLEAR(soself->s_format);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1436 soself->s_format = o_format;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1437
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1438 ret = prepare_s(soself);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1439 return ret;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1440 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1441
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1442 static void
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1443 s_dealloc(PyStructObject *s)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1444 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1445 if (s->weakreflist != NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1446 PyObject_ClearWeakRefs((PyObject *)s);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1447 if (s->s_codes != NULL) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1448 PyMem_FREE(s->s_codes);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1449 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1450 Py_XDECREF(s->s_format);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1451 Py_TYPE(s)->tp_free((PyObject *)s);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1452 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1454 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1455 s_unpack_internal(PyStructObject *soself, char *startfrom) {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1456 formatcode *code;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1457 Py_ssize_t i = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1458 PyObject *result = PyTuple_New(soself->s_len);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1459 if (result == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1460 return NULL;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1461
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1462 for (code = soself->s_codes; code->fmtdef != NULL; code++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1463 PyObject *v;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1464 const formatdef *e = code->fmtdef;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1465 const char *res = startfrom + code->offset;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1466 if (e->format == 's') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1467 v = PyBytes_FromStringAndSize(res, code->size);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1468 } else if (e->format == 'p') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1469 Py_ssize_t n = *(unsigned char*)res;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1470 if (n >= code->size)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1471 n = code->size - 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1472 v = PyBytes_FromStringAndSize(res + 1, n);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1473 } else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1474 v = e->unpack(res, e);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1475 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1476 if (v == NULL)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1477 goto fail;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1478 PyTuple_SET_ITEM(result, i++, v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1479 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1480
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1481 return result;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1482 fail:
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1483 Py_DECREF(result);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1484 return NULL;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1485 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1486
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1487
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1488 PyDoc_STRVAR(s_unpack__doc__,
41453
35f9ffc6b510 struct.unpack() allows a bytes string too (if it has the right size).
Guido van Rossum <guido@python.org>
parents: 40737
diff changeset
1489 "S.unpack(buffer) -> (v1, v2, ...)\n\
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1490 \n\
62309
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1491 Return a tuple containing values unpacked according to the format\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1492 string S.format. Requires len(buffer) == S.size. See help(struct)\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1493 for more on format strings.");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1494
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1495 static PyObject *
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1496 s_unpack(PyObject *self, PyObject *input)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1497 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1498 Py_buffer vbuf;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1499 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1500 PyStructObject *soself = (PyStructObject *)self;
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1501
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1502 assert(PyStruct_Check(self));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1503 assert(soself->s_codes != NULL);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1504 if (PyObject_GetBuffer(input, &vbuf, PyBUF_SIMPLE) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1505 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1506 if (vbuf.len != soself->s_size) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1507 PyErr_Format(StructError,
67181
b901da561cd1 Issue #10783: struct.pack() doesn't encode implicitly unicode to UTF-8
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66555
diff changeset
1508 "unpack requires a bytes object of length %zd",
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1509 soself->s_size);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1510 PyBuffer_Release(&vbuf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1511 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1512 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1513 result = s_unpack_internal(soself, vbuf.buf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1514 PyBuffer_Release(&vbuf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1515 return result;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1516 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1517
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1518 PyDoc_STRVAR(s_unpack_from__doc__,
62315
4eac135a33af Merged revisions 81965 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62311
diff changeset
1519 "S.unpack_from(buffer, offset=0) -> (v1, v2, ...)\n\
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1520 \n\
62309
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1521 Return a tuple containing values unpacked according to the format\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1522 string S.format. Requires len(buffer[offset:]) >= S.size. See\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1523 help(struct) for more on format strings.");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1524
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1525 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1526 s_unpack_from(PyObject *self, PyObject *args, PyObject *kwds)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1527 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1528 static char *kwlist[] = {"buffer", "offset", 0};
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1529
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1530 PyObject *input;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1531 Py_ssize_t offset = 0;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1532 Py_buffer vbuf;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1533 PyObject *result;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1534 PyStructObject *soself = (PyStructObject *)self;
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1535
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1536 assert(PyStruct_Check(self));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1537 assert(soself->s_codes != NULL);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1538
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1539 if (!PyArg_ParseTupleAndKeywords(args, kwds,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1540 "O|n:unpack_from", kwlist,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1541 &input, &offset))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1542 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1543 if (PyObject_GetBuffer(input, &vbuf, PyBUF_SIMPLE) < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1544 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1545 if (offset < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1546 offset += vbuf.len;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1547 if (offset < 0 || vbuf.len - offset < soself->s_size) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1548 PyErr_Format(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1549 "unpack_from requires a buffer of at least %zd bytes",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1550 soself->s_size);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1551 PyBuffer_Release(&vbuf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1552 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1553 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1554 result = s_unpack_internal(soself, (char*)vbuf.buf + offset);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1555 PyBuffer_Release(&vbuf);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1556 return result;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1557 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1558
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1559
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1560 /*
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1561 * Guts of the pack function.
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1562 *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1563 * Takes a struct object, a tuple of arguments, and offset in that tuple of
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1564 * argument for where to start processing the arguments for packing, and a
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1565 * character buffer for writing the packed string. The caller must insure
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1566 * that the buffer may contain the required length for packing the arguments.
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1567 * 0 is returned on success, 1 is returned if there is an error.
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1568 *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1569 */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1570 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1571 s_pack_internal(PyStructObject *soself, PyObject *args, int offset, char* buf)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1572 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1573 formatcode *code;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1574 /* XXX(nnorwitz): why does i need to be a local? can we use
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1575 the offset parameter or do we need the wider width? */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1576 Py_ssize_t i;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1577
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1578 memset(buf, '\0', soself->s_size);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1579 i = offset;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1580 for (code = soself->s_codes; code->fmtdef != NULL; code++) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1581 Py_ssize_t n;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1582 PyObject *v = PyTuple_GET_ITEM(args, i++);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1583 const formatdef *e = code->fmtdef;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1584 char *res = buf + code->offset;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1585 if (e->format == 's') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1586 int isstring;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1587 void *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1588 isstring = PyBytes_Check(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1589 if (!isstring && !PyByteArray_Check(v)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1590 PyErr_SetString(StructError,
67181
b901da561cd1 Issue #10783: struct.pack() doesn't encode implicitly unicode to UTF-8
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66555
diff changeset
1591 "argument for 's' must be a bytes object");
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1592 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1593 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1594 if (isstring) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1595 n = PyBytes_GET_SIZE(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1596 p = PyBytes_AS_STRING(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1597 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1598 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1599 n = PyByteArray_GET_SIZE(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1600 p = PyByteArray_AS_STRING(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1601 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1602 if (n > code->size)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1603 n = code->size;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1604 if (n > 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1605 memcpy(res, p, n);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1606 } else if (e->format == 'p') {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1607 int isstring;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1608 void *p;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1609 isstring = PyBytes_Check(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1610 if (!isstring && !PyByteArray_Check(v)) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1611 PyErr_SetString(StructError,
67181
b901da561cd1 Issue #10783: struct.pack() doesn't encode implicitly unicode to UTF-8
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66555
diff changeset
1612 "argument for 'p' must be a bytes object");
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1613 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1614 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1615 if (isstring) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1616 n = PyBytes_GET_SIZE(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1617 p = PyBytes_AS_STRING(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1618 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1619 else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1620 n = PyByteArray_GET_SIZE(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1621 p = PyByteArray_AS_STRING(v);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1622 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1623 if (n > (code->size - 1))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1624 n = code->size - 1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1625 if (n > 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1626 memcpy(res + 1, p, n);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1627 if (n > 255)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1628 n = 255;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1629 *res = Py_SAFE_DOWNCAST(n, Py_ssize_t, unsigned char);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1630 } else {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1631 if (e->pack(res, v, e) < 0) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1632 if (PyLong_Check(v) && PyErr_ExceptionMatches(PyExc_OverflowError))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1633 PyErr_SetString(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1634 "long too large to convert to int");
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1635 return -1;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1636 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1637 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1638 }
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1639
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1640 /* Success */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1641 return 0;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1642 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1643
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1644
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1645 PyDoc_STRVAR(s_pack__doc__,
48591
1de718a31004 update the struct documentation to refer to bytes
Benjamin Peterson <benjamin@python.org>
parents: 48321
diff changeset
1646 "S.pack(v1, v2, ...) -> bytes\n\
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1647 \n\
62309
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1648 Return a bytes object containing values v1, v2, ... packed according\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1649 to the format string S.format. See help(struct) for more on format\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1650 strings.");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1651
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1652 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1653 s_pack(PyObject *self, PyObject *args)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1654 {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1655 PyStructObject *soself;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1656 PyObject *result;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1657
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1658 /* Validate arguments. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1659 soself = (PyStructObject *)self;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1660 assert(PyStruct_Check(self));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1661 assert(soself->s_codes != NULL);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1662 if (PyTuple_GET_SIZE(args) != soself->s_len)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1663 {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1664 PyErr_Format(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1665 "pack requires exactly %zd arguments", soself->s_len);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1666 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1667 }
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1668
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1669 /* Allocate a new string */
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1670 result = PyBytes_FromStringAndSize((char *)NULL, soself->s_size);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1671 if (result == NULL)
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1672 return NULL;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1673
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1674 /* Call the guts */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1675 if ( s_pack_internal(soself, args, 0, PyBytes_AS_STRING(result)) != 0 ) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1676 Py_DECREF(result);
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1677 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1678 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1679
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1680 return result;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1681 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1682
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1683 PyDoc_STRVAR(s_pack_into__doc__,
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1684 "S.pack_into(buffer, offset, v1, v2, ...)\n\
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1685 \n\
62309
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Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1686 Pack the values v1, v2, ... according to the format string S.format\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1687 and write the packed bytes into the writable buffer buf starting at\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1688 offset. Note that the offset is a required argument. See\n\
0f5d114eff01 Merged revisions 81947-81950,81955-81956 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62251
diff changeset
1689 help(struct) for more on format strings.");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1690
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1691 static PyObject *
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1692 s_pack_into(PyObject *self, PyObject *args)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1693 {
61467
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parents: 56418
diff changeset
1694 PyStructObject *soself;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1695 char *buffer;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1696 Py_ssize_t buffer_len, offset;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1697
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1698 /* Validate arguments. +1 is for the first arg as buffer. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1699 soself = (PyStructObject *)self;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1700 assert(PyStruct_Check(self));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1701 assert(soself->s_codes != NULL);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1702 if (PyTuple_GET_SIZE(args) != (soself->s_len + 2))
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1703 {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1704 PyErr_Format(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1705 "pack_into requires exactly %zd arguments",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1706 (soself->s_len + 2));
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1707 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1708 }
38453
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1709
61467
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parents: 56418
diff changeset
1710 /* Extract a writable memory buffer from the first argument */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1711 if ( PyObject_AsWriteBuffer(PyTuple_GET_ITEM(args, 0),
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1712 (void**)&buffer, &buffer_len) == -1 ) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1713 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1714 }
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1715 assert( buffer_len >= 0 );
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1716
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1717 /* Extract the offset from the first argument */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1718 offset = PyNumber_AsSsize_t(PyTuple_GET_ITEM(args, 1), PyExc_IndexError);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1719 if (offset == -1 && PyErr_Occurred())
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1720 return NULL;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1721
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1722 /* Support negative offsets. */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1723 if (offset < 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1724 offset += buffer_len;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1725
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1726 /* Check boundaries */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1727 if (offset < 0 || (buffer_len - offset) < soself->s_size) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1728 PyErr_Format(StructError,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1729 "pack_into requires a buffer of at least %zd bytes",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1730 soself->s_size);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1731 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1732 }
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1733
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1734 /* Call the guts */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1735 if ( s_pack_internal(soself, args, 2, buffer + offset) != 0 ) {
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1736 return NULL;
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1737 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1738
61467
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1739 Py_RETURN_NONE;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1740 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1741
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1742 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1743 s_get_format(PyStructObject *self, void *unused)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1744 {
61467
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diff changeset
1745 Py_INCREF(self->s_format);
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1746 return self->s_format;
38453
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1747 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1748
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1749 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1750 s_get_size(PyStructObject *self, void *unused)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1751 {
44099
f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h
Christian Heimes <christian@cheimes.de>
parents: 43777
diff changeset
1752 return PyLong_FromSsize_t(self->s_size);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1753 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1754
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1755 /* List of functions */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1756
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1757 static struct PyMethodDef s_methods[] = {
61467
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1758 {"pack", s_pack, METH_VARARGS, s_pack__doc__},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1759 {"pack_into", s_pack_into, METH_VARARGS, s_pack_into__doc__},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1760 {"unpack", s_unpack, METH_O, s_unpack__doc__},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1761 {"unpack_from", (PyCFunction)s_unpack_from, METH_VARARGS|METH_KEYWORDS,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1762 s_unpack_from__doc__},
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Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1763 {NULL, NULL} /* sentinel */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1764 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1765
67181
b901da561cd1 Issue #10783: struct.pack() doesn't encode implicitly unicode to UTF-8
Victor Stinner <victor.stinner@haypocalc.com>
parents: 66555
diff changeset
1766 PyDoc_STRVAR(s__doc__,
62311
5295b4dbf355 Merged revisions 81961 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62309
diff changeset
1767 "Struct(fmt) --> compiled struct object\n"
5295b4dbf355 Merged revisions 81961 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 62309
diff changeset
1768 "\n"
5295b4dbf355 Merged revisions 81961 via svnmerge from
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parents: 62309
diff changeset
1769 "Return a new Struct object which writes and reads binary data according to\n"
5295b4dbf355 Merged revisions 81961 via svnmerge from
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parents: 62309
diff changeset
1770 "the format string fmt. See help(struct) for more on format strings.");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1771
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1772 #define OFF(x) offsetof(PyStructObject, x)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1773
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1774 static PyGetSetDef s_getsetlist[] = {
61467
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parents: 56418
diff changeset
1775 {"format", (getter)s_get_format, (setter)NULL, "struct format string", NULL},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents: 56418
diff changeset
1776 {"size", (getter)s_get_size, (setter)NULL, "struct size in bytes", NULL},
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1777 {NULL} /* sentinel */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1778 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1779
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1780 static
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1781 PyTypeObject PyStructType = {
61467
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parents: 56418
diff changeset
1782 PyVarObject_HEAD_INIT(NULL, 0)
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1783 "Struct",
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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parents: 56418
diff changeset
1784 sizeof(PyStructObject),
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diff changeset
1785 0,
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1786 (destructor)s_dealloc, /* tp_dealloc */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1787 0, /* tp_print */
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parents: 56418
diff changeset
1788 0, /* tp_getattr */
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diff changeset
1789 0, /* tp_setattr */
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diff changeset
1790 0, /* tp_reserved */
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diff changeset
1791 0, /* tp_repr */
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parents: 56418
diff changeset
1792 0, /* tp_as_number */
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parents: 56418
diff changeset
1793 0, /* tp_as_sequence */
f197407bdba2 Recorded merge of revisions 81032 via svnmerge from
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diff changeset
1794 0, /* tp_as_mapping */
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1795 0, /* tp_hash */
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1796 0, /* tp_call */
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1797 0, /* tp_str */
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1798 PyObject_GenericGetAttr, /* tp_getattro */
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1799 PyObject_GenericSetAttr, /* tp_setattro */
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1800 0, /* tp_as_buffer */
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1801 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
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1802 s__doc__, /* tp_doc */
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1803 0, /* tp_traverse */
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1804 0, /* tp_clear */
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1805 0, /* tp_richcompare */
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1806 offsetof(PyStructObject, weakreflist), /* tp_weaklistoffset */
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1807 0, /* tp_iter */
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1808 0, /* tp_iternext */
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1809 s_methods, /* tp_methods */
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1810 NULL, /* tp_members */
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1811 s_getsetlist, /* tp_getset */
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1812 0, /* tp_base */
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1813 0, /* tp_dict */
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1814 0, /* tp_descr_get */
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1815 0, /* tp_descr_set */
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1816 0, /* tp_dictoffset */
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1817 s_init, /* tp_init */
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1818 PyType_GenericAlloc,/* tp_alloc */
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1819 s_new, /* tp_new */
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1820 PyObject_Del, /* tp_free */
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1821 };
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1822
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1823
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1824 /* ---- Standalone functions ---- */
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1825
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1826 #define MAXCACHE 100
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1827 static PyObject *cache = NULL;
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1828
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1829 static PyObject *
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1830 cache_struct(PyObject *fmt)
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1831 {
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1832 PyObject * s_object;
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1833
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1834 if (cache == NULL) {
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1835 cache = PyDict_New();
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1836 if (cache == NULL)
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1837 return NULL;
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1838 }
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1839
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1840 s_object = PyDict_GetItem(cache, fmt);
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1841 if (s_object != NULL) {
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1842 Py_INCREF(s_object);
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1843 return s_object;
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1844 }
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1845
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1846 s_object = PyObject_CallFunctionObjArgs((PyObject *)(&PyStructType), fmt, NULL);
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1847 if (s_object != NULL) {
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1848 if (PyDict_Size(cache) >= MAXCACHE)
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1849 PyDict_Clear(cache);
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1850 /* Attempt to cache the result */
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1851 if (PyDict_SetItem(cache, fmt, s_object) == -1)
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1852 PyErr_Clear();
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1853 }
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1854 return s_object;
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1855 }
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1856
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1857 PyDoc_STRVAR(clearcache_doc,
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1858 "Clear the internal cache.");
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1859
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1860 static PyObject *
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1861 clearcache(PyObject *self)
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1862 {
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1863 Py_CLEAR(cache);
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1864 Py_RETURN_NONE;
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1865 }
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1866
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1867 PyDoc_STRVAR(calcsize_doc,
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1868 "calcsize(fmt) -> integer\n\
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1869 \n\
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1870 Return size in bytes of the struct described by the format string fmt.");
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1871
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1872 static PyObject *
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1873 calcsize(PyObject *self, PyObject *fmt)
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1874 {
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1875 Py_ssize_t n;
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1876 PyObject *s_object = cache_struct(fmt);
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1877 if (s_object == NULL)
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1878 return NULL;
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1879 n = ((PyStructObject *)s_object)->s_size;
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1880 Py_DECREF(s_object);
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1881 return PyLong_FromSsize_t(n);
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1882 }
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1883
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1884 PyDoc_STRVAR(pack_doc,
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1885 "pack(fmt, v1, v2, ...) -> bytes\n\
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1886 \n\
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1887 Return a bytes object containing the values v1, v2, ... packed according\n\
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1888 to the format string fmt. See help(struct) for more on format strings.");
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1889
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1890 static PyObject *
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1891 pack(PyObject *self, PyObject *args)
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1892 {
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1893 PyObject *s_object, *fmt, *newargs, *result;
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1894 Py_ssize_t n = PyTuple_GET_SIZE(args);
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1895
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1896 if (n == 0) {
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1897 PyErr_SetString(PyExc_TypeError, "missing format argument");
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1898 return NULL;
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1899 }
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1900 fmt = PyTuple_GET_ITEM(args, 0);
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1901 newargs = PyTuple_GetSlice(args, 1, n);
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1902 if (newargs == NULL)
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1903 return NULL;
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1904
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1905 s_object = cache_struct(fmt);
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1906 if (s_object == NULL) {
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1907 Py_DECREF(newargs);
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1908 return NULL;
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1909 }
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1910 result = s_pack(s_object, newargs);
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1911 Py_DECREF(newargs);
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1912 Py_DECREF(s_object);
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1913 return result;
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1914 }
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1915
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1916 PyDoc_STRVAR(pack_into_doc,
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1917 "pack_into(fmt, buffer, offset, v1, v2, ...)\n\
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1918 \n\
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1919 Pack the values v1, v2, ... according to the format string fmt and write\n\
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1920 the packed bytes into the writable buffer buf starting at offset. Note\n\
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1921 that the offset is a required argument. See help(struct) for more\n\
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1922 on format strings.");
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1923
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1924 static PyObject *
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1925 pack_into(PyObject *self, PyObject *args)
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1926 {
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1927 PyObject *s_object, *fmt, *newargs, *result;
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1928 Py_ssize_t n = PyTuple_GET_SIZE(args);
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1929
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1930 if (n == 0) {
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1931 PyErr_SetString(PyExc_TypeError, "missing format argument");
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1932 return NULL;
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1933 }
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1934 fmt = PyTuple_GET_ITEM(args, 0);
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1935 newargs = PyTuple_GetSlice(args, 1, n);
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1936 if (newargs == NULL)
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1937 return NULL;
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1938
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1939 s_object = cache_struct(fmt);
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1940 if (s_object == NULL) {
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1941 Py_DECREF(newargs);
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1942 return NULL;
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1943 }
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1944 result = s_pack_into(s_object, newargs);
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1945 Py_DECREF(newargs);
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1946 Py_DECREF(s_object);
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1947 return result;
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1948 }
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1949
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1950 PyDoc_STRVAR(unpack_doc,
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1951 "unpack(fmt, buffer) -> (v1, v2, ...)\n\
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1952 \n\
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1953 Return a tuple containing values unpacked according to the format string\n\
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1954 fmt. Requires len(buffer) == calcsize(fmt). See help(struct) for more\n\
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1955 on format strings.");
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1956
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1957 static PyObject *
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1958 unpack(PyObject *self, PyObject *args)
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1959 {
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1960 PyObject *s_object, *fmt, *inputstr, *result;
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1961
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1962 if (!PyArg_UnpackTuple(args, "unpack", 2, 2, &fmt, &inputstr))
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1963 return NULL;
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1964
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1965 s_object = cache_struct(fmt);
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1966 if (s_object == NULL)
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1967 return NULL;
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1968 result = s_unpack(s_object, inputstr);
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1969 Py_DECREF(s_object);
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1970 return result;
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1971 }
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1972
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1973 PyDoc_STRVAR(unpack_from_doc,
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1974 "unpack_from(fmt, buffer, offset=0) -> (v1, v2, ...)\n\
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1975 \n\
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1976 Return a tuple containing values unpacked according to the format string\n\
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1977 fmt. Requires len(buffer[offset:]) >= calcsize(fmt). See help(struct)\n\
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1978 for more on format strings.");
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1979
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1980 static PyObject *
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1981 unpack_from(PyObject *self, PyObject *args, PyObject *kwds)
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1982 {
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1983 PyObject *s_object, *fmt, *newargs, *result;
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1984 Py_ssize_t n = PyTuple_GET_SIZE(args);
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1985
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1986 if (n == 0) {
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1987 PyErr_SetString(PyExc_TypeError, "missing format argument");
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1988 return NULL;
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1989 }
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1990 fmt = PyTuple_GET_ITEM(args, 0);
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1991 newargs = PyTuple_GetSlice(args, 1, n);
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1992 if (newargs == NULL)
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1993 return NULL;
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1994
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1995 s_object = cache_struct(fmt);
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1996 if (s_object == NULL) {
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1997 Py_DECREF(newargs);
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1998 return NULL;
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1999 }
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2000 result = s_unpack_from(s_object, newargs, kwds);
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2001 Py_DECREF(newargs);
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2002 Py_DECREF(s_object);
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2003 return result;
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2004 }
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2005
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2006 static struct PyMethodDef module_functions[] = {
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2007 {"_clearcache", (PyCFunction)clearcache, METH_NOARGS, clearcache_doc},
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2008 {"calcsize", calcsize, METH_O, calcsize_doc},
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2009 {"pack", pack, METH_VARARGS, pack_doc},
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2010 {"pack_into", pack_into, METH_VARARGS, pack_into_doc},
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2011 {"unpack", unpack, METH_VARARGS, unpack_doc},
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2012 {"unpack_from", (PyCFunction)unpack_from,
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2013 METH_VARARGS|METH_KEYWORDS, unpack_from_doc},
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2014 {NULL, NULL} /* sentinel */
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2015 };
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2016
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2017
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29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
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diff changeset
2018 /* Module initialization */
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2019
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2020 PyDoc_STRVAR(module_doc,
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2021 "Functions to convert between Python values and C structs.\n\
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2022 Python bytes objects are used to hold the data representing the C struct\n\
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2023 and also as format strings (explained below) to describe the layout of data\n\
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2024 in the C struct.\n\
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2025 \n\
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2026 The optional first format char indicates byte order, size and alignment:\n\
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2027 @: native order, size & alignment (default)\n\
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2028 =: native order, std. size & alignment\n\
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2029 <: little-endian, std. size & alignment\n\
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2030 >: big-endian, std. size & alignment\n\
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2031 !: same as >\n\
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2032 \n\
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2033 The remaining chars indicate types of args and must match exactly;\n\
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2034 these can be preceded by a decimal repeat count:\n\
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2035 x: pad byte (no data); c:char; b:signed byte; B:unsigned byte;\n\
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2036 ?: _Bool (requires C99; if not available, char is used instead)\n\
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2037 h:short; H:unsigned short; i:int; I:unsigned int;\n\
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2038 l:long; L:unsigned long; f:float; d:double.\n\
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2039 Special cases (preceding decimal count indicates length):\n\
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2040 s:string (array of char); p: pascal string (with count byte).\n\
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2041 Special cases (only available in native format):\n\
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2042 n:ssize_t; N:size_t;\n\
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2043 P:an integer type that is wide enough to hold a pointer.\n\
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2044 Special case (not in native mode unless 'long long' in platform C):\n\
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2045 q:long long; Q:unsigned long long\n\
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2046 Whitespace between formats is ignored.\n\
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2047 \n\
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2048 The variable struct.error is an exception raised on errors.\n");
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2049
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2050
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
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2051 static struct PyModuleDef _structmodule = {
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2052 PyModuleDef_HEAD_INIT,
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2053 "_struct",
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2054 module_doc,
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2055 -1,
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2056 module_functions,
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2057 NULL,
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diff changeset
2058 NULL,
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2059 NULL,
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2060 NULL
47580
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Martin v. Löwis <martin@v.loewis.de>
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diff changeset
2061 };
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
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2062
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
2063 PyMODINIT_FUNC
47580
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Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
2064 PyInit__struct(void)
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
2065 {
62287
a490aa303d8a Remove unused variable.
Mark Dickinson <dickinsm@gmail.com>
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diff changeset
2066 PyObject *m;
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Christian Heimes <christian@cheimes.de>
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2067
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2068 m = PyModule_Create(&_structmodule);
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diff changeset
2069 if (m == NULL)
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2070 return NULL;
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2071
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2072 Py_TYPE(&PyStructType) = &PyType_Type;
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2073 if (PyType_Ready(&PyStructType) < 0)
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2074 return NULL;
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parents:
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2075
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2076 /* Check endian and swap in faster functions */
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diff changeset
2077 {
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diff changeset
2078 int one = 1;
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diff changeset
2079 formatdef *native = native_table;
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diff changeset
2080 formatdef *other, *ptr;
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2081 if ((int)*(unsigned char*)&one)
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diff changeset
2082 other = lilendian_table;
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diff changeset
2083 else
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diff changeset
2084 other = bigendian_table;
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diff changeset
2085 /* Scan through the native table, find a matching
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diff changeset
2086 entry in the endian table and swap in the
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diff changeset
2087 native implementations whenever possible
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2088 (64-bit platforms may not have "standard" sizes) */
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diff changeset
2089 while (native->format != '\0' && other->format != '\0') {
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diff changeset
2090 ptr = other;
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diff changeset
2091 while (ptr->format != '\0') {
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diff changeset
2092 if (ptr->format == native->format) {
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diff changeset
2093 /* Match faster when formats are
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diff changeset
2094 listed in the same order */
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diff changeset
2095 if (ptr == other)
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diff changeset
2096 other++;
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diff changeset
2097 /* Only use the trick if the
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diff changeset
2098 size matches */
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diff changeset
2099 if (ptr->size != native->size)
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2100 break;
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2101 /* Skip float and double, could be
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diff changeset
2102 "unknown" float format */
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diff changeset
2103 if (ptr->format == 'd' || ptr->format == 'f')
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diff changeset
2104 break;
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2105 ptr->pack = native->pack;
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diff changeset
2106 ptr->unpack = native->unpack;
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2107 break;
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2108 }
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2109 ptr++;
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2110 }
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2111 native++;
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2112 }
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2113 }
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2114
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2115 /* Add some symbolic constants to the module */
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2116 if (StructError == NULL) {
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2117 StructError = PyErr_NewException("struct.error", NULL, NULL);
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2118 if (StructError == NULL)
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2119 return NULL;
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2120 }
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2121
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2122 Py_INCREF(StructError);
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2123 PyModule_AddObject(m, "error", StructError);
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2124
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2125 Py_INCREF((PyObject*)&PyStructType);
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2126 PyModule_AddObject(m, "Struct", (PyObject*)&PyStructType);
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2127
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2128 return m;
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2129 }