annotate Modules/_struct.c @ 53772:5dfd22906341

#5923: update turtle module to version 1.1.
author Georg Brandl <georg@python.org>
date Tue, 05 May 2009 08:14:33 +0000
parents 4527c152daa9
children f94c09aa4444
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
48591
1de718a31004 update the struct documentation to refer to bytes
Benjamin Peterson <benjamin@python.org>
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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 "structseq.h"
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10 #include "structmember.h"
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11 #include <ctype.h>
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12
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13 static PyTypeObject PyStructType;
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14
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15 /* The translation function for each format character is table driven */
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16 typedef struct _formatdef {
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17 char format;
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18 Py_ssize_t size;
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19 Py_ssize_t alignment;
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20 PyObject* (*unpack)(const char *,
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21 const struct _formatdef *);
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22 int (*pack)(char *, PyObject *,
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23 const struct _formatdef *);
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24 } formatdef;
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25
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26 typedef struct _formatcode {
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27 const struct _formatdef *fmtdef;
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28 Py_ssize_t offset;
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29 Py_ssize_t size;
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30 } formatcode;
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31
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32 /* Struct object interface */
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33
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34 typedef struct {
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35 PyObject_HEAD
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36 Py_ssize_t s_size;
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37 Py_ssize_t s_len;
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38 formatcode *s_codes;
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39 PyObject *s_format;
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40 PyObject *weakreflist; /* List of weak references */
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41 } PyStructObject;
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42
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43
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44 #define PyStruct_Check(op) PyObject_TypeCheck(op, &PyStructType)
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45 #define PyStruct_CheckExact(op) (Py_TYPE(op) == &PyStructType)
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47
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48 /* Exception */
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49
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50 static PyObject *StructError;
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51
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52
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53 /* Define various structs to figure out the alignments of types */
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54
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55
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56 typedef struct { char c; short x; } st_short;
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57 typedef struct { char c; int x; } st_int;
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58 typedef struct { char c; long x; } st_long;
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59 typedef struct { char c; float x; } st_float;
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60 typedef struct { char c; double x; } st_double;
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61 typedef struct { char c; void *x; } st_void_p;
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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
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70 /* We can't support q and Q in native mode unless the compiler does;
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71 in std mode, they're 8 bytes on all platforms. */
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72 #ifdef HAVE_LONG_LONG
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73 typedef struct { char c; PY_LONG_LONG x; } s_long_long;
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74 #define LONG_LONG_ALIGN (sizeof(s_long_long) - sizeof(PY_LONG_LONG))
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75 #endif
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76
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77 #ifdef HAVE_C99_BOOL
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78 #define BOOL_TYPE _Bool
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79 typedef struct { char c; _Bool x; } s_bool;
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80 #define BOOL_ALIGN (sizeof(s_bool) - sizeof(BOOL_TYPE))
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81 #else
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82 #define BOOL_TYPE char
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83 #define BOOL_ALIGN 0
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84 #endif
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85
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86 #define STRINGIFY(x) #x
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87
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88 #ifdef __powerc
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89 #pragma options align=reset
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90 #endif
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91
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92 /* Helper to get a PyLongObject. Caller should decref. */
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93
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94 static PyObject *
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95 get_pylong(PyObject *v)
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96 {
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97 assert(v != NULL);
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98 if (!PyLong_Check(v)) {
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99 PyErr_SetString(StructError,
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100 "required argument is not an integer");
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101 return NULL;
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102 }
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103
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104 Py_INCREF(v);
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105 return v;
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106 }
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107
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108 /* Helper routine to get a C long and raise the appropriate error if it isn't
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109 one */
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110
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111 static int
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112 get_long(PyObject *v, long *p)
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113 {
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114 long x;
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115
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116 if (!PyLong_Check(v)) {
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117 PyErr_SetString(StructError,
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118 "required argument is not an integer");
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119 return -1;
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120 }
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121 x = PyLong_AsLong(v);
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122 if (x == -1 && PyErr_Occurred()) {
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123 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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124 PyErr_SetString(StructError,
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125 "argument out of range");
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126 return -1;
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127 }
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128 *p = x;
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129 return 0;
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130 }
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131
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132
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133 /* Same, but handling unsigned long */
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134
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135 static int
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136 get_ulong(PyObject *v, unsigned long *p)
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137 {
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138 unsigned long x;
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139
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140 if (!PyLong_Check(v)) {
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141 PyErr_SetString(StructError,
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142 "required argument is not an integer");
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143 return -1;
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144 }
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145 x = PyLong_AsUnsignedLong(v);
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146 if (x == (unsigned long)-1 && PyErr_Occurred()) {
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147 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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148 PyErr_SetString(StructError,
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149 "argument out of range");
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150 return -1;
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151 }
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152 *p = x;
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153 return 0;
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154 }
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155
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156 #ifdef HAVE_LONG_LONG
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157
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158 /* Same, but handling native long long. */
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159
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160 static int
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161 get_longlong(PyObject *v, PY_LONG_LONG *p)
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162 {
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163 PY_LONG_LONG x;
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164 if (!PyLong_Check(v)) {
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165 PyErr_SetString(StructError,
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166 "required argument is not an integer");
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167 return -1;
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168 }
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169 x = PyLong_AsLongLong(v);
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170 if (x == -1 && PyErr_Occurred()) {
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171 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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172 PyErr_SetString(StructError,
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173 "argument out of range");
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174 return -1;
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175 }
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176 *p = x;
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177 return 0;
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178 }
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179
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180 /* Same, but handling native unsigned long long. */
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181
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182 static int
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183 get_ulonglong(PyObject *v, unsigned PY_LONG_LONG *p)
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184 {
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185 unsigned PY_LONG_LONG x;
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186 if (!PyLong_Check(v)) {
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187 PyErr_SetString(StructError,
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188 "required argument is not an integer");
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189 return -1;
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190 }
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191 x = PyLong_AsUnsignedLongLong(v);
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192 if (x == -1 && PyErr_Occurred()) {
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193 if (PyErr_ExceptionMatches(PyExc_OverflowError))
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194 PyErr_SetString(StructError,
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195 "argument out of range");
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196 return -1;
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197 }
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198 *p = x;
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199 return 0;
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200 }
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201
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202 #endif
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203
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204
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205 #define RANGE_ERROR(x, f, flag, mask) return _range_error(f, flag)
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206
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207
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208 /* Floating point helpers */
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209
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210 static PyObject *
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211 unpack_float(const char *p, /* start of 4-byte string */
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212 int le) /* true for little-endian, false for big-endian */
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213 {
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214 double x;
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215
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216 x = _PyFloat_Unpack4((unsigned char *)p, le);
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217 if (x == -1.0 && PyErr_Occurred())
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218 return NULL;
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219 return PyFloat_FromDouble(x);
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220 }
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221
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222 static PyObject *
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223 unpack_double(const char *p, /* start of 8-byte string */
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224 int le) /* true for little-endian, false for big-endian */
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225 {
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226 double x;
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227
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228 x = _PyFloat_Unpack8((unsigned char *)p, le);
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229 if (x == -1.0 && PyErr_Occurred())
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230 return NULL;
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231 return PyFloat_FromDouble(x);
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232 }
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233
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234 /* Helper to format the range error exceptions */
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235 static int
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236 _range_error(const formatdef *f, int is_unsigned)
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237 {
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238 /* ulargest is the largest unsigned value with f->size bytes.
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239 * Note that the simpler:
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240 * ((size_t)1 << (f->size * 8)) - 1
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241 * doesn't work when f->size == sizeof(size_t) because C doesn't
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242 * define what happens when a left shift count is >= the number of
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243 * bits in the integer being shifted; e.g., on some boxes it doesn't
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244 * shift at all when they're equal.
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245 */
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246 const size_t ulargest = (size_t)-1 >> ((SIZEOF_SIZE_T - f->size)*8);
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247 assert(f->size >= 1 && f->size <= SIZEOF_SIZE_T);
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248 if (is_unsigned)
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249 PyErr_Format(StructError,
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250 "'%c' format requires 0 <= number <= %zu",
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251 f->format,
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252 ulargest);
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253 else {
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254 const Py_ssize_t largest = (Py_ssize_t)(ulargest >> 1);
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255 PyErr_Format(StructError,
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256 "'%c' format requires %zd <= number <= %zd",
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257 f->format,
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258 ~ largest,
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259 largest);
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260 }
52249
5cace75bcb05 - Issue #5463: In struct module, remove deprecated overflow wrapping
Mark Dickinson <dickinsm@gmail.com>
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261
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262 return -1;
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263 }
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264
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265
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266
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267 /* A large number of small routines follow, with names of the form
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268
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269 [bln][up]_TYPE
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270
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271 [bln] distiguishes among big-endian, little-endian and native.
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272 [pu] distiguishes between pack (to struct) and unpack (from struct).
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273 TYPE is one of char, byte, ubyte, etc.
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274 */
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275
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276 /* Native mode routines. ****************************************************/
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277 /* NOTE:
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278 In all n[up]_<type> routines handling types larger than 1 byte, there is
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279 *no* guarantee that the p pointer is properly aligned for each type,
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280 therefore memcpy is called. An intermediate variable is used to
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281 compensate for big-endian architectures.
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282 Normally both the intermediate variable and the memcpy call will be
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283 skipped by C optimisation in little-endian architectures (gcc >= 2.91
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284 does this). */
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285
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286 static PyObject *
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287 nu_char(const char *p, const formatdef *f)
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288 {
47301
23ab586c427a Renamed PyString to PyBytes
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289 return PyBytes_FromStringAndSize(p, 1);
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290 }
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291
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292 static PyObject *
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293 nu_byte(const char *p, const formatdef *f)
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294 {
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295 return PyLong_FromLong((long) *(signed char *)p);
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296 }
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297
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298 static PyObject *
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299 nu_ubyte(const char *p, const formatdef *f)
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300 {
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301 return PyLong_FromLong((long) *(unsigned char *)p);
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302 }
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303
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304 static PyObject *
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305 nu_short(const char *p, const formatdef *f)
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306 {
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307 short x;
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308 memcpy((char *)&x, p, sizeof x);
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309 return PyLong_FromLong((long)x);
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310 }
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311
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312 static PyObject *
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313 nu_ushort(const char *p, const formatdef *f)
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314 {
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315 unsigned short x;
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316 memcpy((char *)&x, p, sizeof x);
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317 return PyLong_FromLong((long)x);
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318 }
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319
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320 static PyObject *
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321 nu_int(const char *p, const formatdef *f)
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322 {
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323 int x;
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324 memcpy((char *)&x, p, sizeof x);
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325 return PyLong_FromLong((long)x);
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326 }
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327
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328 static PyObject *
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329 nu_uint(const char *p, const formatdef *f)
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330 {
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331 unsigned int x;
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332 memcpy((char *)&x, p, sizeof x);
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333 #if (SIZEOF_LONG > SIZEOF_INT)
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334 return PyLong_FromLong((long)x);
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335 #else
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336 if (x <= ((unsigned int)LONG_MAX))
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337 return PyLong_FromLong((long)x);
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338 return PyLong_FromUnsignedLong((unsigned long)x);
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339 #endif
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340 }
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341
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342 static PyObject *
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343 nu_long(const char *p, const formatdef *f)
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344 {
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345 long x;
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346 memcpy((char *)&x, p, sizeof x);
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347 return PyLong_FromLong(x);
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348 }
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349
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350 static PyObject *
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351 nu_ulong(const char *p, const formatdef *f)
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352 {
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353 unsigned long x;
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354 memcpy((char *)&x, p, sizeof x);
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355 if (x <= LONG_MAX)
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356 return PyLong_FromLong((long)x);
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357 return PyLong_FromUnsignedLong(x);
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358 }
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359
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360 /* Native mode doesn't support q or Q unless the platform C supports
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361 long long (or, on Windows, __int64). */
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362
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363 #ifdef HAVE_LONG_LONG
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364
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365 static PyObject *
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366 nu_longlong(const char *p, const formatdef *f)
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367 {
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368 PY_LONG_LONG x;
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369 memcpy((char *)&x, p, sizeof x);
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370 if (x >= LONG_MIN && x <= LONG_MAX)
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371 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, PY_LONG_LONG, long));
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372 return PyLong_FromLongLong(x);
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373 }
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374
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375 static PyObject *
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376 nu_ulonglong(const char *p, const formatdef *f)
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377 {
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378 unsigned PY_LONG_LONG x;
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379 memcpy((char *)&x, p, sizeof x);
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380 if (x <= LONG_MAX)
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381 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, unsigned PY_LONG_LONG, long));
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parents:
diff changeset
382 return PyLong_FromUnsignedLongLong(x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
383 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
384
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
385 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
386
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
387 static PyObject *
40737
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Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
388 nu_bool(const char *p, const formatdef *f)
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
389 {
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
390 BOOL_TYPE x;
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
391 memcpy((char *)&x, p, sizeof x);
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Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
392 return PyBool_FromLong(x != 0);
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
393 }
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
394
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
395
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
396 static PyObject *
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
397 nu_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
398 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
399 float x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
400 memcpy((char *)&x, p, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
401 return PyFloat_FromDouble((double)x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
402 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
403
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
404 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
405 nu_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
406 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
407 double x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
408 memcpy((char *)&x, p, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
409 return PyFloat_FromDouble(x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
410 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
411
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
412 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
413 nu_void_p(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
414 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
415 void *x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
416 memcpy((char *)&x, p, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
417 return PyLong_FromVoidPtr(x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
418 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
419
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
420 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
421 np_byte(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
422 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
423 long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
424 if (get_long(v, &x) < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
425 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
426 if (x < -128 || x > 127){
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
427 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
428 "byte format requires -128 <= number <= 127");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
429 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
430 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
431 *p = (char)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
432 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
433 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
434
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
435 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
436 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
437 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
438 long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
439 if (get_long(v, &x) < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
440 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
441 if (x < 0 || x > 255){
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
442 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
443 "ubyte format requires 0 <= number <= 255");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
444 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
445 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
446 *p = (char)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
447 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
448 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
449
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
450 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
451 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
452 {
41891
b7cfb3fd8db0 Make struct tests pass.
Guido van Rossum <guido@python.org>
parents: 41824
diff changeset
453 if (PyUnicode_Check(v)) {
b7cfb3fd8db0 Make struct tests pass.
Guido van Rossum <guido@python.org>
parents: 41824
diff changeset
454 v = _PyUnicode_AsDefaultEncodedString(v, NULL);
b7cfb3fd8db0 Make struct tests pass.
Guido van Rossum <guido@python.org>
parents: 41824
diff changeset
455 if (v == NULL)
b7cfb3fd8db0 Make struct tests pass.
Guido van Rossum <guido@python.org>
parents: 41824
diff changeset
456 return -1;
b7cfb3fd8db0 Make struct tests pass.
Guido van Rossum <guido@python.org>
parents: 41824
diff changeset
457 }
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
458 if (!PyBytes_Check(v) || PyBytes_Size(v) != 1) {
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
459 PyErr_SetString(StructError,
48591
1de718a31004 update the struct documentation to refer to bytes
Benjamin Peterson <benjamin@python.org>
parents: 48321
diff changeset
460 "char format requires bytes or string of length 1");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
461 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
462 }
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
463 *p = *PyBytes_AsString(v);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
464 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
465 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
466
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
467 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
468 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
469 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
470 long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
471 short y;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
472 if (get_long(v, &x) < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
473 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
474 if (x < SHRT_MIN || x > SHRT_MAX){
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
475 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
476 "short format requires " STRINGIFY(SHRT_MIN)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
477 " <= number <= " STRINGIFY(SHRT_MAX));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
478 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
479 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
480 y = (short)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
481 memcpy(p, (char *)&y, sizeof y);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
482 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
483 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
484
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
485 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
486 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
487 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
488 long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
489 unsigned short y;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
490 if (get_long(v, &x) < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
491 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
492 if (x < 0 || x > USHRT_MAX){
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
493 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
494 "short format requires 0 <= number <= " STRINGIFY(USHRT_MAX));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
495 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
496 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
497 y = (unsigned short)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
498 memcpy(p, (char *)&y, sizeof y);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
499 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
500 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
501
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
502 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
503 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
504 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
505 long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
506 int y;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
507 if (get_long(v, &x) < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
508 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
509 #if (SIZEOF_LONG > SIZEOF_INT)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
510 if ((x < ((long)INT_MIN)) || (x > ((long)INT_MAX)))
50568
fb905890d049 Merged revisions 68245 via svnmerge from
Georg Brandl <georg@python.org>
parents: 49352
diff changeset
511 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
512 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
513 y = (int)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
514 memcpy(p, (char *)&y, sizeof y);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
515 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
516 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
517
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
518 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
519 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
520 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
521 unsigned long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
522 unsigned int y;
52249
5cace75bcb05 - Issue #5463: In struct module, remove deprecated overflow wrapping
Mark Dickinson <dickinsm@gmail.com>
parents: 51596
diff changeset
523 if (get_ulong(v, &x) < 0)
50568
fb905890d049 Merged revisions 68245 via svnmerge from
Georg Brandl <georg@python.org>
parents: 49352
diff changeset
524 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
525 y = (unsigned int)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
526 #if (SIZEOF_LONG > SIZEOF_INT)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
527 if (x > ((unsigned long)UINT_MAX))
50568
fb905890d049 Merged revisions 68245 via svnmerge from
Georg Brandl <georg@python.org>
parents: 49352
diff changeset
528 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
529 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
530 memcpy(p, (char *)&y, sizeof y);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
531 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
532 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
533
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
534 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
535 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
536 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
537 long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
538 if (get_long(v, &x) < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
539 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
540 memcpy(p, (char *)&x, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
541 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
542 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
543
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
544 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
545 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
546 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
547 unsigned long x;
52249
5cace75bcb05 - Issue #5463: In struct module, remove deprecated overflow wrapping
Mark Dickinson <dickinsm@gmail.com>
parents: 51596
diff changeset
548 if (get_ulong(v, &x) < 0)
50568
fb905890d049 Merged revisions 68245 via svnmerge from
Georg Brandl <georg@python.org>
parents: 49352
diff changeset
549 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
550 memcpy(p, (char *)&x, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
551 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
552 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
553
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
554 #ifdef HAVE_LONG_LONG
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 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
557 np_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
558 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
559 PY_LONG_LONG x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
560 if (get_longlong(v, &x) < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
561 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
562 memcpy(p, (char *)&x, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
563 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
564 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
565
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
566 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
567 np_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
568 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
569 unsigned PY_LONG_LONG x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
570 if (get_ulonglong(v, &x) < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
571 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
572 memcpy(p, (char *)&x, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
573 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
574 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
575 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
576
40737
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
577
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
578 static int
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
579 np_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
580 {
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
581 BOOL_TYPE y;
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
582 y = PyObject_IsTrue(v);
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
583 memcpy(p, (char *)&y, sizeof y);
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
584 return 0;
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
585 }
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
586
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
587 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
588 np_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
589 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
590 float x = (float)PyFloat_AsDouble(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
591 if (x == -1 && PyErr_Occurred()) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
592 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
593 "required argument is not a float");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
594 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
595 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
596 memcpy(p, (char *)&x, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
597 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
598 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
599
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
600 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
601 np_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
602 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
603 double x = PyFloat_AsDouble(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
604 if (x == -1 && PyErr_Occurred()) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
605 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
606 "required argument is not a float");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
607 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
608 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
609 memcpy(p, (char *)&x, sizeof(double));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
610 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
611 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
612
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
613 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
614 np_void_p(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
615 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
616 void *x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
617
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
618 v = get_pylong(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
619 if (v == NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
620 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
621 assert(PyLong_Check(v));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
622 x = PyLong_AsVoidPtr(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
623 Py_DECREF(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
624 if (x == NULL && PyErr_Occurred())
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
625 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
626 memcpy(p, (char *)&x, sizeof x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
627 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
628 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
629
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
630 static formatdef native_table[] = {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
631 {'x', sizeof(char), 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
632 {'b', sizeof(char), 0, nu_byte, np_byte},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
633 {'B', sizeof(char), 0, nu_ubyte, np_ubyte},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
634 {'c', sizeof(char), 0, nu_char, np_char},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
635 {'s', sizeof(char), 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
636 {'p', sizeof(char), 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
637 {'h', sizeof(short), SHORT_ALIGN, nu_short, np_short},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
638 {'H', sizeof(short), SHORT_ALIGN, nu_ushort, np_ushort},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
639 {'i', sizeof(int), INT_ALIGN, nu_int, np_int},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
640 {'I', sizeof(int), INT_ALIGN, nu_uint, np_uint},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
641 {'l', sizeof(long), LONG_ALIGN, nu_long, np_long},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
642 {'L', sizeof(long), LONG_ALIGN, nu_ulong, np_ulong},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
643 #ifdef HAVE_LONG_LONG
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
644 {'q', sizeof(PY_LONG_LONG), LONG_LONG_ALIGN, nu_longlong, np_longlong},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
645 {'Q', sizeof(PY_LONG_LONG), LONG_LONG_ALIGN, nu_ulonglong,np_ulonglong},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
646 #endif
45773
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45377
diff changeset
647 {'?', sizeof(BOOL_TYPE), BOOL_ALIGN, nu_bool, np_bool},
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
648 {'f', sizeof(float), FLOAT_ALIGN, nu_float, np_float},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
649 {'d', sizeof(double), DOUBLE_ALIGN, nu_double, np_double},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
650 {'P', sizeof(void *), VOID_P_ALIGN, nu_void_p, np_void_p},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
651 {0}
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
652 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
653
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
654 /* Big-endian routines. *****************************************************/
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
655
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
656 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
657 bu_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
658 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
659 long x = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
660 Py_ssize_t i = f->size;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
661 const unsigned char *bytes = (const unsigned char *)p;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
662 do {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
663 x = (x<<8) | *bytes++;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
664 } while (--i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
665 /* Extend the sign bit. */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
666 if (SIZEOF_LONG > f->size)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
667 x |= -(x & (1L << ((8 * f->size) - 1)));
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
668 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
669 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
670
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
671 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
672 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
673 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
674 unsigned long x = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
675 Py_ssize_t i = f->size;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
676 const unsigned char *bytes = (const unsigned char *)p;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
677 do {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
678 x = (x<<8) | *bytes++;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
679 } while (--i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
680 if (x <= LONG_MAX)
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
681 return PyLong_FromLong((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
682 return PyLong_FromUnsignedLong(x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
683 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
684
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
685 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
686 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
687 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
688 #ifdef HAVE_LONG_LONG
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
689 PY_LONG_LONG x = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
690 Py_ssize_t i = f->size;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
691 const unsigned char *bytes = (const unsigned char *)p;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
692 do {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
693 x = (x<<8) | *bytes++;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
694 } while (--i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
695 /* Extend the sign bit. */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
696 if (SIZEOF_LONG_LONG > f->size)
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41453
diff changeset
697 x |= -(x & ((PY_LONG_LONG)1 << ((8 * f->size) - 1)));
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
698 if (x >= LONG_MIN && x <= LONG_MAX)
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
699 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, PY_LONG_LONG, long));
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
700 return PyLong_FromLongLong(x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
701 #else
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
702 return _PyLong_FromByteArray((const unsigned char *)p,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
703 8,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
704 0, /* little-endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
705 1 /* signed */);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
706 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
707 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
708
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
709 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
710 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
711 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
712 #ifdef HAVE_LONG_LONG
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
713 unsigned PY_LONG_LONG x = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
714 Py_ssize_t i = f->size;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
715 const unsigned char *bytes = (const unsigned char *)p;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
716 do {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
717 x = (x<<8) | *bytes++;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
718 } while (--i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
719 if (x <= LONG_MAX)
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
720 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, unsigned PY_LONG_LONG, long));
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
721 return PyLong_FromUnsignedLongLong(x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
722 #else
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
723 return _PyLong_FromByteArray((const unsigned char *)p,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
724 8,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
725 0, /* little-endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
726 0 /* signed */);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
727 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
728 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
729
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
730 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
731 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
732 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
733 return unpack_float(p, 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
734 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
735
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
736 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
737 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
738 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
739 return unpack_double(p, 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
740 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
741
40737
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
742 static PyObject *
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
743 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
744 {
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
745 char x;
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
746 memcpy((char *)&x, p, sizeof x);
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
747 return PyBool_FromLong(x != 0);
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
748 }
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
749
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
750 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
751 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
752 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
753 long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
754 Py_ssize_t i;
52249
5cace75bcb05 - Issue #5463: In struct module, remove deprecated overflow wrapping
Mark Dickinson <dickinsm@gmail.com>
parents: 51596
diff changeset
755 if (get_long(v, &x) < 0)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
756 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
757 i = f->size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
758 if (i != SIZEOF_LONG) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
759 if ((i == 2) && (x < -32768 || x > 32767))
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
760 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
761 #if (SIZEOF_LONG != 4)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
762 else if ((i == 4) && (x < -2147483648L || x > 2147483647L))
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
763 RANGE_ERROR(x, f, 0, 0xffffffffL);
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
764 #endif
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
765 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
766 do {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
767 p[--i] = (char)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
768 x >>= 8;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
769 } while (i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
770 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
771 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
772
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
773 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
774 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
775 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
776 unsigned long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
777 Py_ssize_t i;
52249
5cace75bcb05 - Issue #5463: In struct module, remove deprecated overflow wrapping
Mark Dickinson <dickinsm@gmail.com>
parents: 51596
diff changeset
778 if (get_ulong(v, &x) < 0)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
779 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
780 i = f->size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
781 if (i != SIZEOF_LONG) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
782 unsigned long maxint = 1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
783 maxint <<= (unsigned long)(i * 8);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
784 if (x >= maxint)
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
785 RANGE_ERROR(x, f, 1, maxint - 1);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
786 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
787 do {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
788 p[--i] = (char)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
789 x >>= 8;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
790 } while (i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
791 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
792 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
793
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
794 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
795 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
796 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
797 int res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
798 v = get_pylong(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
799 if (v == NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
800 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
801 res = _PyLong_AsByteArray((PyLongObject *)v,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
802 (unsigned char *)p,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
803 8,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
804 0, /* little_endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
805 1 /* signed */);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
806 Py_DECREF(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
807 return res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
808 }
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 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
811 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
812 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
813 int res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
814 v = get_pylong(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
815 if (v == NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
816 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
817 res = _PyLong_AsByteArray((PyLongObject *)v,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
818 (unsigned char *)p,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
819 8,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
820 0, /* little_endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
821 0 /* signed */);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
822 Py_DECREF(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
823 return res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
824 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
825
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
826 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
827 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
828 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
829 double x = PyFloat_AsDouble(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
830 if (x == -1 && PyErr_Occurred()) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
831 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
832 "required argument is not a float");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
833 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
834 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
835 return _PyFloat_Pack4(x, (unsigned char *)p, 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
836 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
837
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
838 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
839 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
840 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
841 double x = PyFloat_AsDouble(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
842 if (x == -1 && PyErr_Occurred()) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
843 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
844 "required argument is not a float");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
845 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
846 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
847 return _PyFloat_Pack8(x, (unsigned char *)p, 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
848 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
849
40737
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
850 static int
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
851 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
852 {
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
853 char y;
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
854 y = PyObject_IsTrue(v);
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
855 memcpy(p, (char *)&y, sizeof y);
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
856 return 0;
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
857 }
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
858
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
859 static formatdef bigendian_table[] = {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
860 {'x', 1, 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
861 {'b', 1, 0, nu_byte, np_byte},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
862 {'B', 1, 0, nu_ubyte, np_ubyte},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
863 {'c', 1, 0, nu_char, np_char},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
864 {'s', 1, 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
865 {'p', 1, 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
866 {'h', 2, 0, bu_int, bp_int},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
867 {'H', 2, 0, bu_uint, bp_uint},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
868 {'i', 4, 0, bu_int, bp_int},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
869 {'I', 4, 0, bu_uint, bp_uint},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
870 {'l', 4, 0, bu_int, bp_int},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
871 {'L', 4, 0, bu_uint, bp_uint},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
872 {'q', 8, 0, bu_longlong, bp_longlong},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
873 {'Q', 8, 0, bu_ulonglong, bp_ulonglong},
45773
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45377
diff changeset
874 {'?', 1, 0, bu_bool, bp_bool},
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
875 {'f', 4, 0, bu_float, bp_float},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
876 {'d', 8, 0, bu_double, bp_double},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
877 {0}
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
878 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
879
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
880 /* 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
881
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
882 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
883 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
884 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
885 long x = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
886 Py_ssize_t i = f->size;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
887 const unsigned char *bytes = (const unsigned char *)p;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
888 do {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
889 x = (x<<8) | bytes[--i];
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
890 } while (i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
891 /* Extend the sign bit. */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
892 if (SIZEOF_LONG > f->size)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
893 x |= -(x & (1L << ((8 * f->size) - 1)));
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
894 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
895 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
896
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
897 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
898 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
899 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
900 unsigned long x = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
901 Py_ssize_t i = f->size;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
902 const unsigned char *bytes = (const unsigned char *)p;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
903 do {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
904 x = (x<<8) | bytes[--i];
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
905 } while (i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
906 if (x <= LONG_MAX)
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
907 return PyLong_FromLong((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
908 return PyLong_FromUnsignedLong((long)x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
909 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
910
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
911 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
912 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
913 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
914 #ifdef HAVE_LONG_LONG
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
915 PY_LONG_LONG x = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
916 Py_ssize_t i = f->size;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
917 const unsigned char *bytes = (const unsigned char *)p;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
918 do {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
919 x = (x<<8) | bytes[--i];
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
920 } while (i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
921 /* Extend the sign bit. */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
922 if (SIZEOF_LONG_LONG > f->size)
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41453
diff changeset
923 x |= -(x & ((PY_LONG_LONG)1 << ((8 * f->size) - 1)));
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
924 if (x >= LONG_MIN && x <= LONG_MAX)
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
925 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, PY_LONG_LONG, long));
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
926 return PyLong_FromLongLong(x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
927 #else
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
928 return _PyLong_FromByteArray((const unsigned char *)p,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
929 8,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
930 1, /* little-endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
931 1 /* signed */);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
932 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
933 }
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 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
936 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
937 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
938 #ifdef HAVE_LONG_LONG
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
939 unsigned PY_LONG_LONG x = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
940 Py_ssize_t i = f->size;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
941 const unsigned char *bytes = (const unsigned char *)p;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
942 do {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
943 x = (x<<8) | bytes[--i];
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
944 } while (i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
945 if (x <= LONG_MAX)
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
946 return PyLong_FromLong(Py_SAFE_DOWNCAST(x, unsigned PY_LONG_LONG, long));
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
947 return PyLong_FromUnsignedLongLong(x);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
948 #else
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
949 return _PyLong_FromByteArray((const unsigned char *)p,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
950 8,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
951 1, /* little-endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
952 0 /* signed */);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
953 #endif
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
954 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
955
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
956 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
957 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
958 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
959 return unpack_float(p, 1);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
960 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
961
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
962 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
963 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
964 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
965 return unpack_double(p, 1);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
966 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
967
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
968 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
969 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
970 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
971 long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
972 Py_ssize_t i;
52249
5cace75bcb05 - Issue #5463: In struct module, remove deprecated overflow wrapping
Mark Dickinson <dickinsm@gmail.com>
parents: 51596
diff changeset
973 if (get_long(v, &x) < 0)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
974 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
975 i = f->size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
976 if (i != SIZEOF_LONG) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
977 if ((i == 2) && (x < -32768 || x > 32767))
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
978 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
979 #if (SIZEOF_LONG != 4)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
980 else if ((i == 4) && (x < -2147483648L || x > 2147483647L))
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
981 RANGE_ERROR(x, f, 0, 0xffffffffL);
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
982 #endif
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
983 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
984 do {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
985 *p++ = (char)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
986 x >>= 8;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
987 } while (--i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
988 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
989 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
990
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
991 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
992 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
993 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
994 unsigned long x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
995 Py_ssize_t i;
52249
5cace75bcb05 - Issue #5463: In struct module, remove deprecated overflow wrapping
Mark Dickinson <dickinsm@gmail.com>
parents: 51596
diff changeset
996 if (get_ulong(v, &x) < 0)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
997 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
998 i = f->size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
999 if (i != SIZEOF_LONG) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1000 unsigned long maxint = 1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1001 maxint <<= (unsigned long)(i * 8);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1002 if (x >= maxint)
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1003 RANGE_ERROR(x, f, 1, maxint - 1);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1004 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1005 do {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1006 *p++ = (char)x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1007 x >>= 8;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1008 } while (--i > 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1009 return 0;
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
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1012 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1013 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
1014 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1015 int res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1016 v = get_pylong(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1017 if (v == NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1018 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1019 res = _PyLong_AsByteArray((PyLongObject*)v,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1020 (unsigned char *)p,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1021 8,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1022 1, /* little_endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1023 1 /* signed */);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1024 Py_DECREF(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1025 return res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1026 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1027
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1028 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1029 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
1030 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1031 int res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1032 v = get_pylong(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1033 if (v == NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1034 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1035 res = _PyLong_AsByteArray((PyLongObject*)v,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1036 (unsigned char *)p,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1037 8,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1038 1, /* little_endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1039 0 /* signed */);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1040 Py_DECREF(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1041 return res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1042 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1043
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1044 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1045 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
1046 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1047 double x = PyFloat_AsDouble(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1048 if (x == -1 && PyErr_Occurred()) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1049 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1050 "required argument is not a float");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1051 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1052 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1053 return _PyFloat_Pack4(x, (unsigned char *)p, 1);
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 int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1057 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
1058 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1059 double x = PyFloat_AsDouble(v);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1060 if (x == -1 && PyErr_Occurred()) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1061 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1062 "required argument is not a float");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1063 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1064 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1065 return _PyFloat_Pack8(x, (unsigned char *)p, 1);
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 formatdef lilendian_table[] = {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1069 {'x', 1, 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1070 {'b', 1, 0, nu_byte, np_byte},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1071 {'B', 1, 0, nu_ubyte, np_ubyte},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1072 {'c', 1, 0, nu_char, np_char},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1073 {'s', 1, 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1074 {'p', 1, 0, NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1075 {'h', 2, 0, lu_int, lp_int},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1076 {'H', 2, 0, lu_uint, lp_uint},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1077 {'i', 4, 0, lu_int, lp_int},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1078 {'I', 4, 0, lu_uint, lp_uint},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1079 {'l', 4, 0, lu_int, lp_int},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1080 {'L', 4, 0, lu_uint, lp_uint},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1081 {'q', 8, 0, lu_longlong, lp_longlong},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1082 {'Q', 8, 0, lu_ulonglong, lp_ulonglong},
45773
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45377
diff changeset
1083 {'?', 1, 0, bu_bool, bp_bool}, /* Std rep not endian dep,
40737
6ebad2a6b990 Merged revisions 53451-53537 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40626
diff changeset
1084 but potentially different from native rep -- reuse bx_bool funcs. */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1085 {'f', 4, 0, lu_float, lp_float},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1086 {'d', 8, 0, lu_double, lp_double},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1087 {0}
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1088 };
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 const formatdef *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1092 whichtable(char **pfmt)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1093 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1094 const char *fmt = (*pfmt)++; /* May be backed out of later */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1095 switch (*fmt) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1096 case '<':
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1097 return lilendian_table;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1098 case '>':
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1099 case '!': /* Network byte order is big-endian */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1100 return bigendian_table;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1101 case '=': { /* Host byte order -- different from native in aligment! */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1102 int n = 1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1103 char *p = (char *) &n;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1104 if (*p == 1)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1105 return lilendian_table;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1106 else
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1107 return bigendian_table;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1108 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1109 default:
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1110 --*pfmt; /* Back out of pointer increment */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1111 /* Fall through */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1112 case '@':
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1113 return native_table;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1114 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1115 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1116
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1117
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1118 /* 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
1119
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1120 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
1121 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
1122 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1123 for (; f->format != '\0'; f++) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1124 if (f->format == c) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1125 return f;
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 PyErr_SetString(StructError, "bad char in struct format");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1129 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1130 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1131
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1132
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1133 /* Align a size according to 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
1134
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1135 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1136 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
1137 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1138 if (e->format == c) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1139 if (e->alignment) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1140 size = ((size + e->alignment - 1)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1141 / e->alignment)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1142 * e->alignment;
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 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1145 return size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1146 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1147
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1148
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1149 /* 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
1150
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1151 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1152 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
1153 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1154 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
1155 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
1156 formatcode *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
1157
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1158 const char *s;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1159 const char *fmt;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1160 char c;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1161 Py_ssize_t size, len, num, itemsize, x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1162
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1163 fmt = PyBytes_AS_STRING(self->s_format);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1164
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1165 f = whichtable((char **)&fmt);
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1166
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1167 s = fmt;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1168 size = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1169 len = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1170 while ((c = *s++) != '\0') {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1171 if (isspace(Py_CHARMASK(c)))
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1172 continue;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1173 if ('0' <= c && c <= '9') {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1174 num = c - '0';
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1175 while ('0' <= (c = *s++) && c <= '9') {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1176 x = num*10 + (c - '0');
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1177 if (x/10 != num) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1178 PyErr_SetString(
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1179 StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1180 "overflow in item count");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1181 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1182 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1183 num = x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1184 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1185 if (c == '\0')
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1186 break;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1187 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1188 else
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1189 num = 1;
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 e = getentry(c, f);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1192 if (e == NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1193 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
1194
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1195 switch (c) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1196 case 's': /* fall through */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1197 case 'p': len++; break;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1198 case 'x': break;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1199 default: len += num; break;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1200 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1201
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1202 itemsize = e->size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1203 size = align(size, c, e);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1204 x = num * itemsize;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1205 size += x;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1206 if (x/itemsize != num || size < 0) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1207 PyErr_SetString(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1208 "total struct size too long");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1209 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1210 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1211 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1212
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
1213 /* check for overflow */
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
1214 if ((len + 1) > (PY_SSIZE_T_MAX / sizeof(formatcode))) {
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
1215 PyErr_NoMemory();
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
1216 return -1;
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
1217 }
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
1218
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1219 self->s_size = size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1220 self->s_len = len;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1221 codes = PyMem_MALLOC((len + 1) * sizeof(formatcode));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1222 if (codes == NULL) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1223 PyErr_NoMemory();
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1224 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1225 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1226 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
1227
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1228 s = fmt;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1229 size = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1230 while ((c = *s++) != '\0') {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1231 if (isspace(Py_CHARMASK(c)))
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1232 continue;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1233 if ('0' <= c && c <= '9') {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1234 num = c - '0';
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1235 while ('0' <= (c = *s++) && c <= '9')
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1236 num = num*10 + (c - '0');
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1237 if (c == '\0')
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1238 break;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1239 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1240 else
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1241 num = 1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1242
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1243 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
1244
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1245 size = align(size, c, e);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1246 if (c == 's' || c == 'p') {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1247 codes->offset = size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1248 codes->size = num;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1249 codes->fmtdef = e;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1250 codes++;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1251 size += num;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1252 } else if (c == 'x') {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1253 size += num;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1254 } else {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1255 while (--num >= 0) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1256 codes->offset = size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1257 codes->size = e->size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1258 codes->fmtdef = e;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1259 codes++;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1260 size += e->size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1261 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1262 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1263 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1264 codes->fmtdef = NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1265 codes->offset = size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1266 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
1267
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1268 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1269 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1270
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1271 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1272 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
1273 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1274 PyObject *self;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1275
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1276 assert(type != NULL && type->tp_alloc != NULL);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1277
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1278 self = type->tp_alloc(type, 0);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1279 if (self != NULL) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1280 PyStructObject *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
1281 Py_INCREF(Py_None);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1282 s->s_format = Py_None;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1283 s->s_codes = NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1284 s->s_size = -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1285 s->s_len = -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1286 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1287 return self;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1288 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1289
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1290 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1291 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
1292 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1293 PyStructObject *soself = (PyStructObject *)self;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1294 PyObject *o_format = NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1295 int ret = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1296 static char *kwlist[] = {"format", 0};
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1297
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1298 assert(PyStruct_Check(self));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1299
44460
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1300 if (!PyArg_ParseTupleAndKeywords(args, kwds, "O:Struct", kwlist,
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1301 &o_format))
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1302 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1303
44460
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1304 if (PyUnicode_Check(o_format)) {
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1305 o_format = PyUnicode_AsASCIIString(o_format);
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1306 if (o_format == NULL)
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1307 return -1;
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1308 }
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1309 /* XXX support buffer interface, too */
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1310 else {
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1311 Py_INCREF(o_format);
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1312 }
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1313
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1314 if (!PyBytes_Check(o_format)) {
44460
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1315 Py_DECREF(o_format);
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1316 PyErr_Format(PyExc_TypeError,
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1317 "Struct() argument 1 must be bytes, not %.200s",
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1318 Py_TYPE(o_format)->tp_name);
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1319 return -1;
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1320 }
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1321
45377
1872bd6cf4b4 Merged revisions 60481,60485,60489-60492,60494-60496,60498-60499,60501-60503,60505-60506,60508-60509,60523-60524,60532,60543,60545,60547-60548,60552,60554,60556-60559,60561-60562,60569,60571-60572,60574,60576-60583,60585-60586,60589,60591,60594-60595,60597-60598,60600-60601,60606-60612,60615,60617,60619-60621,60623-60625,60627-60629,60631,60633,60635,60647,60650,60652,60654,60656,60658-60659,60664-60666,60668-60670,60672,60676,60678,60680-60683,60685-60686,60688,60690,60692-60694,60697-60700,60705-60706,60708,60711,60714,60720,60724-60730,60732,60736,60742,60744,60746,60748,60750-60751,60753,60756-60757,60759-60761,60763-60764,60766,60769-60770,60774-60784,60787-60789,60793,60796,60799-60809,60812-60813,60815-60821,60823-60826,60828-60829,60831-60834,60836,60838-60839,60846-60873 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44742
diff changeset
1322 Py_CLEAR(soself->s_format);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1323 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
1324
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1325 ret = prepare_s(soself);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1326 return ret;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1327 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1328
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1329 static void
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1330 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
1331 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1332 if (s->weakreflist != NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1333 PyObject_ClearWeakRefs((PyObject *)s);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1334 if (s->s_codes != NULL) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1335 PyMem_FREE(s->s_codes);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1336 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1337 Py_XDECREF(s->s_format);
44351
86a2679dca46 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
Christian Heimes <christian@cheimes.de>
parents: 44099
diff changeset
1338 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
1339 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1340
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1341 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1342 s_unpack_internal(PyStructObject *soself, char *startfrom) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1343 formatcode *code;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1344 Py_ssize_t i = 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1345 PyObject *result = PyTuple_New(soself->s_len);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1346 if (result == NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1347 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1348
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1349 for (code = soself->s_codes; code->fmtdef != NULL; code++) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1350 PyObject *v;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1351 const formatdef *e = code->fmtdef;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1352 const char *res = startfrom + code->offset;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1353 if (e->format == 's') {
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1354 v = PyBytes_FromStringAndSize(res, code->size);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1355 } else if (e->format == 'p') {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1356 Py_ssize_t n = *(unsigned char*)res;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1357 if (n >= code->size)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1358 n = code->size - 1;
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1359 v = PyBytes_FromStringAndSize(res + 1, n);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1360 } else {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1361 v = e->unpack(res, e);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1362 }
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
1363 if (v == NULL)
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
1364 goto fail;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
1365 PyTuple_SET_ITEM(result, i++, v);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1366 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1367
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1368 return result;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1369 fail:
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1370 Py_DECREF(result);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1371 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1372 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1373
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1374
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1375 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
1376 "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
1377 \n\
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1378 Return tuple containing values unpacked according to this Struct's format.\n\
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
1379 Requires len(buffer) == self.size. See struct.__doc__ for more on format\n\
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1380 strings.");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1381
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1382 static PyObject *
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1383 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
1384 {
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1385 Py_buffer vbuf;
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1386 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
1387 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
1388
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1389 assert(PyStruct_Check(self));
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1390 assert(soself->s_codes != NULL);
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1391 if (PyObject_GetBuffer(input, &vbuf, PyBUF_SIMPLE) < 0)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1392 return NULL;
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1393 if (vbuf.len != soself->s_size) {
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1394 PyErr_Format(StructError,
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1395 "unpack requires a bytes argument of length %zd",
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1396 soself->s_size);
48683
cd3b0b7fd8e1 Merged revisions 65654 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 48660
diff changeset
1397 PyBuffer_Release(&vbuf);
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1398 return NULL;
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1399 }
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1400 result = s_unpack_internal(soself, vbuf.buf);
48683
cd3b0b7fd8e1 Merged revisions 65654 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 48660
diff changeset
1401 PyBuffer_Release(&vbuf);
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41453
diff changeset
1402 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
1403 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1404
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1405 PyDoc_STRVAR(s_unpack_from__doc__,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1406 "S.unpack_from(buffer[, offset]) -> (v1, v2, ...)\n\
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1407 \n\
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1408 Return tuple containing values unpacked according to this Struct's format.\n\
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1409 Unlike unpack, unpack_from can unpack values from any object supporting\n\
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1410 the buffer API, not just str. Requires len(buffer[offset:]) >= self.size.\n\
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1411 See struct.__doc__ for more on format strings.");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1412
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1413 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1414 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
1415 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1416 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
1417
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1418 PyObject *input;
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1419 Py_ssize_t offset = 0;
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1420 Py_buffer vbuf;
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1421 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
1422 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
1423
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1424 assert(PyStruct_Check(self));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1425 assert(soself->s_codes != NULL);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1426
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1427 if (!PyArg_ParseTupleAndKeywords(args, kwds,
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1428 "O|n:unpack_from", kwlist,
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1429 &input, &offset))
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1430 return NULL;
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1431 if (PyObject_GetBuffer(input, &vbuf, PyBUF_SIMPLE) < 0)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1432 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1433 if (offset < 0)
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1434 offset += vbuf.len;
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1435 if (offset < 0 || vbuf.len - offset < soself->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
1436 PyErr_Format(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1437 "unpack_from requires a buffer of at least %zd bytes",
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1438 soself->s_size);
48683
cd3b0b7fd8e1 Merged revisions 65654 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 48660
diff changeset
1439 PyBuffer_Release(&vbuf);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1440 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1441 }
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1442 result = s_unpack_internal(soself, (char*)vbuf.buf + offset);
48683
cd3b0b7fd8e1 Merged revisions 65654 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 48660
diff changeset
1443 PyBuffer_Release(&vbuf);
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 42334
diff changeset
1444 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
1445 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1446
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1447
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1448 /*
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1449 * 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
1450 *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1451 * 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
1452 * 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
1453 * 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
1454 * 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
1455 * 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
1456 *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1457 */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1458 static int
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1459 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
1460 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1461 formatcode *code;
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
1462 /* XXX(nnorwitz): why does i need to be a local? can we use
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
1463 the offset parameter or do we need the wider width? */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1464 Py_ssize_t i;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1465
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1466 memset(buf, '\0', soself->s_size);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1467 i = offset;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1468 for (code = soself->s_codes; code->fmtdef != NULL; code++) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1469 Py_ssize_t n;
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
1470 PyObject *v = PyTuple_GET_ITEM(args, i++);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1471 const formatdef *e = code->fmtdef;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1472 char *res = buf + code->offset;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1473 if (e->format == 's') {
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1474 int isstring;
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1475 void *p;
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1476 if (PyUnicode_Check(v)) {
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1477 v = _PyUnicode_AsDefaultEncodedString(v, NULL);
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1478 if (v == NULL)
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1479 return -1;
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1480 }
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1481 isstring = PyBytes_Check(v);
47300
96b34263e448 Renamed PyBytes to PyByteArray
Christian Heimes <christian@cheimes.de>
parents: 45773
diff changeset
1482 if (!isstring && !PyByteArray_Check(v)) {
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1483 PyErr_SetString(StructError,
48591
1de718a31004 update the struct documentation to refer to bytes
Benjamin Peterson <benjamin@python.org>
parents: 48321
diff changeset
1484 "argument for 's' must be a bytes or string");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1485 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1486 }
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1487 if (isstring) {
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1488 n = PyBytes_GET_SIZE(v);
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1489 p = PyBytes_AS_STRING(v);
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1490 }
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1491 else {
47300
96b34263e448 Renamed PyBytes to PyByteArray
Christian Heimes <christian@cheimes.de>
parents: 45773
diff changeset
1492 n = PyByteArray_GET_SIZE(v);
96b34263e448 Renamed PyBytes to PyByteArray
Christian Heimes <christian@cheimes.de>
parents: 45773
diff changeset
1493 p = PyByteArray_AS_STRING(v);
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1494 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1495 if (n > code->size)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1496 n = code->size;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1497 if (n > 0)
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1498 memcpy(res, p, n);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1499 } else if (e->format == 'p') {
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1500 int isstring;
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1501 void *p;
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1502 if (PyUnicode_Check(v)) {
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1503 v = _PyUnicode_AsDefaultEncodedString(v, NULL);
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1504 if (v == NULL)
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1505 return -1;
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1506 }
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1507 isstring = PyBytes_Check(v);
47300
96b34263e448 Renamed PyBytes to PyByteArray
Christian Heimes <christian@cheimes.de>
parents: 45773
diff changeset
1508 if (!isstring && !PyByteArray_Check(v)) {
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1509 PyErr_SetString(StructError,
48591
1de718a31004 update the struct documentation to refer to bytes
Benjamin Peterson <benjamin@python.org>
parents: 48321
diff changeset
1510 "argument for 'p' must be a bytes or string");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1511 return -1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1512 }
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1513 if (isstring) {
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1514 n = PyBytes_GET_SIZE(v);
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1515 p = PyBytes_AS_STRING(v);
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1516 }
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1517 else {
47300
96b34263e448 Renamed PyBytes to PyByteArray
Christian Heimes <christian@cheimes.de>
parents: 45773
diff changeset
1518 n = PyByteArray_GET_SIZE(v);
96b34263e448 Renamed PyBytes to PyByteArray
Christian Heimes <christian@cheimes.de>
parents: 45773
diff changeset
1519 p = PyByteArray_AS_STRING(v);
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1520 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1521 if (n > (code->size - 1))
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1522 n = code->size - 1;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1523 if (n > 0)
41812
50dafa22b8a4 Make test_zipfile pass.
Guido van Rossum <guido@python.org>
parents: 41554
diff changeset
1524 memcpy(res + 1, p, n);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1525 if (n > 255)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1526 n = 255;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1527 *res = Py_SAFE_DOWNCAST(n, Py_ssize_t, unsigned char);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1528 } else {
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1529 if (e->pack(res, v, e) < 0) {
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1530 if (PyLong_Check(v) && PyErr_ExceptionMatches(PyExc_OverflowError))
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1531 PyErr_SetString(StructError,
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1532 "long too large to convert to int");
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1533 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
1534 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1535 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1536 }
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1537
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1538 /* Success */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1539 return 0;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1540 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1541
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1542
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1543 PyDoc_STRVAR(s_pack__doc__,
48591
1de718a31004 update the struct documentation to refer to bytes
Benjamin Peterson <benjamin@python.org>
parents: 48321
diff changeset
1544 "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
1545 \n\
48591
1de718a31004 update the struct documentation to refer to bytes
Benjamin Peterson <benjamin@python.org>
parents: 48321
diff changeset
1546 Return a bytes containing values v1, v2, ... packed according to this\n\
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1547 Struct's format. See struct.__doc__ for more on format strings.");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1548
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1549 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1550 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
1551 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1552 PyStructObject *soself;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1553 PyObject *result;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1554
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1555 /* Validate arguments. */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1556 soself = (PyStructObject *)self;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1557 assert(PyStruct_Check(self));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1558 assert(soself->s_codes != NULL);
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1559 if (PyTuple_GET_SIZE(args) != soself->s_len)
38453
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 PyErr_Format(StructError,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1562 "pack requires exactly %zd arguments", soself->s_len);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1563 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1564 }
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1565
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1566 /* Allocate a new string */
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1567 result = PyBytes_FromStringAndSize((char *)NULL, soself->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
1568 if (result == NULL)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1569 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
1570
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1571 /* Call the guts */
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 47300
diff changeset
1572 if ( s_pack_internal(soself, args, 0, PyBytes_AS_STRING(result)) != 0 ) {
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1573 Py_DECREF(result);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1574 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1575 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1576
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1577 return result;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1578 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1579
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1580 PyDoc_STRVAR(s_pack_into__doc__,
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1581 "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
1582 \n\
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1583 Pack the values v1, v2, ... according to this Struct's format, write \n\
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1584 the packed bytes into the writable buffer buf starting at offset. Note\n\
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1585 that the offset is not an optional argument. See struct.__doc__ for \n\
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1586 more on format strings.");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1587
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1588 static PyObject *
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1589 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
1590 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1591 PyStructObject *soself;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1592 char *buffer;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1593 Py_ssize_t buffer_len, offset;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1594
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1595 /* Validate arguments. +1 is for the first arg as buffer. */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1596 soself = (PyStructObject *)self;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1597 assert(PyStruct_Check(self));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1598 assert(soself->s_codes != NULL);
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1599 if (PyTuple_GET_SIZE(args) != (soself->s_len + 2))
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1600 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1601 PyErr_Format(StructError,
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1602 "pack_into requires exactly %zd arguments",
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1603 (soself->s_len + 2));
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1604 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1605 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1606
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1607 /* Extract a writable memory buffer from the first argument */
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1608 if ( PyObject_AsWriteBuffer(PyTuple_GET_ITEM(args, 0),
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1609 (void**)&buffer, &buffer_len) == -1 ) {
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1610 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1611 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1612 assert( buffer_len >= 0 );
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1613
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1614 /* Extract the offset from the first argument */
51596
a83f10edb6ff #3694: fix an "XXX undetected error" leak in struct.
Georg Brandl <georg@python.org>
parents: 51271
diff changeset
1615 offset = PyNumber_AsSsize_t(PyTuple_GET_ITEM(args, 1), PyExc_IndexError);
49352
b2801aca9d6b Merged revisions 66693 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents: 48683
diff changeset
1616 if (offset == -1 && PyErr_Occurred())
b2801aca9d6b Merged revisions 66693 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents: 48683
diff changeset
1617 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
1618
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1619 /* Support negative offsets. */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1620 if (offset < 0)
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1621 offset += buffer_len;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1622
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1623 /* Check boundaries */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1624 if (offset < 0 || (buffer_len - offset) < soself->s_size) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1625 PyErr_Format(StructError,
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1626 "pack_into requires a buffer of at least %zd bytes",
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1627 soself->s_size);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1628 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1629 }
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1630
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1631 /* Call the guts */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1632 if ( s_pack_internal(soself, args, 2, buffer + offset) != 0 ) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1633 return NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1634 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1635
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1636 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
1637 }
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1638
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1639 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1640 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
1641 {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1642 Py_INCREF(self->s_format);
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1643 return self->s_format;
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
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1646 static PyObject *
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1647 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
1648 {
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
1649 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
1650 }
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 /* 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
1653
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1654 static struct PyMethodDef s_methods[] = {
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1655 {"pack", s_pack, METH_VARARGS, s_pack__doc__},
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1656 {"pack_into", s_pack_into, METH_VARARGS, s_pack_into__doc__},
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1657 {"unpack", s_unpack, METH_O, s_unpack__doc__},
41824
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41812
diff changeset
1658 {"unpack_from", (PyCFunction)s_unpack_from, METH_VARARGS|METH_KEYWORDS,
38673
a19c20c5e5c7 Merge the rest of the trunk.
Thomas Wouters <thomas@python.org>
parents: 38669
diff changeset
1659 s_unpack_from__doc__},
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1660 {NULL, NULL} /* sentinel */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1661 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1662
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1663 PyDoc_STRVAR(s__doc__, "Compiled struct object");
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1664
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1665 #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
1666
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1667 static PyGetSetDef s_getsetlist[] = {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1668 {"format", (getter)s_get_format, (setter)NULL, "struct format string", NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1669 {"size", (getter)s_get_size, (setter)NULL, "struct size in bytes", NULL},
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1670 {NULL} /* sentinel */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1671 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1672
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1673 static
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1674 PyTypeObject PyStructType = {
42334
e70cdce0e8b2 Merged revisions 56467-56482 via svnmerge from
Martin v. Löwis <martin@v.loewis.de>
parents: 41891
diff changeset
1675 PyVarObject_HEAD_INIT(NULL, 0)
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1676 "Struct",
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1677 sizeof(PyStructObject),
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1678 0,
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1679 (destructor)s_dealloc, /* tp_dealloc */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1680 0, /* tp_print */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1681 0, /* tp_getattr */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1682 0, /* tp_setattr */
51271
87fbbf22adf3 Merged revisions 69214 via svnmerge from
Mark Dickinson <dickinsm@gmail.com>
parents: 50866
diff changeset
1683 0, /* tp_reserved */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1684 0, /* tp_repr */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1685 0, /* tp_as_number */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1686 0, /* tp_as_sequence */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1687 0, /* tp_as_mapping */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1688 0, /* tp_hash */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1689 0, /* tp_call */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1690 0, /* tp_str */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1691 PyObject_GenericGetAttr, /* tp_getattro */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1692 PyObject_GenericSetAttr, /* tp_setattro */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1693 0, /* tp_as_buffer */
39222
b0cdcbcc5f45 Get rid of most of the flags (in tp_flags) that keep track of various
Guido van Rossum <guido@python.org>
parents: 38673
diff changeset
1694 Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1695 s__doc__, /* tp_doc */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1696 0, /* tp_traverse */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1697 0, /* tp_clear */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1698 0, /* tp_richcompare */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1699 offsetof(PyStructObject, weakreflist), /* tp_weaklistoffset */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1700 0, /* tp_iter */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1701 0, /* tp_iternext */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1702 s_methods, /* tp_methods */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1703 NULL, /* tp_members */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1704 s_getsetlist, /* tp_getset */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1705 0, /* tp_base */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1706 0, /* tp_dict */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1707 0, /* tp_descr_get */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1708 0, /* tp_descr_set */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1709 0, /* tp_dictoffset */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1710 s_init, /* tp_init */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1711 PyType_GenericAlloc,/* tp_alloc */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1712 s_new, /* tp_new */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1713 PyObject_Del, /* tp_free */
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1714 };
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1715
44460
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1716
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1717 /* ---- Standalone functions ---- */
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1718
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1719 #define MAXCACHE 100
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1720 static PyObject *cache = NULL;
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1721
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1722 static PyObject *
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1723 cache_struct(PyObject *fmt)
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1724 {
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1725 PyObject * s_object;
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1726
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1727 if (cache == NULL) {
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1728 cache = PyDict_New();
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1729 if (cache == NULL)
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1730 return NULL;
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1731 }
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1732
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1733 s_object = PyDict_GetItem(cache, fmt);
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1734 if (s_object != NULL) {
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1735 Py_INCREF(s_object);
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1736 return s_object;
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1737 }
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1738
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1739 s_object = PyObject_CallFunctionObjArgs((PyObject *)(&PyStructType), fmt, NULL);
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1740 if (s_object != NULL) {
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1741 if (PyDict_Size(cache) >= MAXCACHE)
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1742 PyDict_Clear(cache);
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1743 /* Attempt to cache the result */
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1744 if (PyDict_SetItem(cache, fmt, s_object) == -1)
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1745 PyErr_Clear();
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1746 }
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1747 return s_object;
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1748 }
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1749
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1750 PyDoc_STRVAR(clearcache_doc,
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1751 "Clear the internal cache.");
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1752
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1753 static PyObject *
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1754 clearcache(PyObject *self)
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1755 {
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1756 Py_CLEAR(cache);
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1757 Py_RETURN_NONE;
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1758 }
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1759
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1760 PyDoc_STRVAR(calcsize_doc,
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1761 "Return size of C struct described by format string fmt.");
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1762
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1763 static PyObject *
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1764 calcsize(PyObject *self, PyObject *fmt)
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1765 {
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1766 Py_ssize_t n;
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1767 PyObject *s_object = cache_struct(fmt);
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1768 if (s_object == NULL)
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1769 return NULL;
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1770 n = ((PyStructObject *)s_object)->s_size;
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1771 Py_DECREF(s_object);
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1772 return PyLong_FromSsize_t(n);
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1773 }
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1774
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1775 PyDoc_STRVAR(pack_doc,
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1776 "Return bytes containing values v1, v2, ... packed according to fmt.");
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1777
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1778 static PyObject *
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1779 pack(PyObject *self, PyObject *args)
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1780 {
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1781 PyObject *s_object, *fmt, *newargs, *result;
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1782 Py_ssize_t n = PyTuple_GET_SIZE(args);
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1783
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1784 if (n == 0) {
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1785 PyErr_SetString(PyExc_TypeError, "missing format argument");
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1786 return NULL;
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1787 }
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1788 fmt = PyTuple_GET_ITEM(args, 0);
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1789 newargs = PyTuple_GetSlice(args, 1, n);
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1790 if (newargs == NULL)
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1791 return NULL;
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1792
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1793 s_object = cache_struct(fmt);
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1794 if (s_object == NULL) {
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1795 Py_DECREF(newargs);
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1796 return NULL;
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1797 }
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1798 result = s_pack(s_object, newargs);
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1799 Py_DECREF(newargs);
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1800 Py_DECREF(s_object);
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1801 return result;
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1802 }
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1803
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1804 PyDoc_STRVAR(pack_into_doc,
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1805 "Pack the values v1, v2, ... according to fmt.\n\
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1806 Write the packed bytes into the writable buffer buf starting at offset.");
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1807
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1808 static PyObject *
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1809 pack_into(PyObject *self, PyObject *args)
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1810 {
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1811 PyObject *s_object, *fmt, *newargs, *result;
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1812 Py_ssize_t n = PyTuple_GET_SIZE(args);
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1813
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1814 if (n == 0) {
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1815 PyErr_SetString(PyExc_TypeError, "missing format argument");
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1816 return NULL;
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1817 }
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1818 fmt = PyTuple_GET_ITEM(args, 0);
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1819 newargs = PyTuple_GetSlice(args, 1, n);
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1820 if (newargs == NULL)
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1821 return NULL;
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1822
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1823 s_object = cache_struct(fmt);
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1824 if (s_object == NULL) {
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1825 Py_DECREF(newargs);
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1826 return NULL;
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1827 }
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1828 result = s_pack_into(s_object, newargs);
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1829 Py_DECREF(newargs);
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1830 Py_DECREF(s_object);
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1831 return result;
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1832 }
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1833
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1834 PyDoc_STRVAR(unpack_doc,
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1835 "Unpack the bytes containing packed C structure data, according to fmt.\n\
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1836 Requires len(bytes) == calcsize(fmt).");
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1837
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1838 static PyObject *
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1839 unpack(PyObject *self, PyObject *args)
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1840 {
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1841 PyObject *s_object, *fmt, *inputstr, *result;
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1842
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1843 if (!PyArg_UnpackTuple(args, "unpack", 2, 2, &fmt, &inputstr))
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1844 return NULL;
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1845
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1846 s_object = cache_struct(fmt);
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1847 if (s_object == NULL)
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1848 return NULL;
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1849 result = s_unpack(s_object, inputstr);
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1850 Py_DECREF(s_object);
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1851 return result;
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1852 }
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1853
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1854 PyDoc_STRVAR(unpack_from_doc,
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1855 "Unpack the buffer, containing packed C structure data, according to\n\
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1856 fmt, starting at offset. Requires len(buffer[offset:]) >= calcsize(fmt).");
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1857
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1858 static PyObject *
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1859 unpack_from(PyObject *self, PyObject *args, PyObject *kwds)
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1860 {
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1861 PyObject *s_object, *fmt, *newargs, *result;
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1862 Py_ssize_t n = PyTuple_GET_SIZE(args);
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1863
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1864 if (n == 0) {
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1865 PyErr_SetString(PyExc_TypeError, "missing format argument");
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1866 return NULL;
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1867 }
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1868 fmt = PyTuple_GET_ITEM(args, 0);
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1869 newargs = PyTuple_GetSlice(args, 1, n);
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1870 if (newargs == NULL)
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1871 return NULL;
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1872
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1873 s_object = cache_struct(fmt);
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1874 if (s_object == NULL) {
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1875 Py_DECREF(newargs);
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1876 return NULL;
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1877 }
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1878 result = s_unpack_from(s_object, newargs, kwds);
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1879 Py_DECREF(newargs);
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1880 Py_DECREF(s_object);
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1881 return result;
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1882 }
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1883
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1884 static struct PyMethodDef module_functions[] = {
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1885 {"_clearcache", (PyCFunction)clearcache, METH_NOARGS, clearcache_doc},
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1886 {"calcsize", calcsize, METH_O, calcsize_doc},
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parents: 44351
diff changeset
1887 {"pack", pack, METH_VARARGS, pack_doc},
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parents: 44351
diff changeset
1888 {"pack_into", pack_into, METH_VARARGS, pack_into_doc},
13aabc23cf2e Merged revisions 59680-59695 via svnmerge from
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parents: 44351
diff changeset
1889 {"unpack", unpack, METH_VARARGS, unpack_doc},
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parents: 44351
diff changeset
1890 {"unpack_from", (PyCFunction)unpack_from,
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parents: 44351
diff changeset
1891 METH_VARARGS|METH_KEYWORDS, unpack_from_doc},
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parents: 44351
diff changeset
1892 {NULL, NULL} /* sentinel */
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Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1893 };
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diff changeset
1894
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diff changeset
1895
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1896 /* Module initialization */
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1897
44460
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diff changeset
1898 PyDoc_STRVAR(module_doc,
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parents: 44351
diff changeset
1899 "Functions to convert between Python values and C structs.\n\
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1de718a31004 update the struct documentation to refer to bytes
Benjamin Peterson <benjamin@python.org>
parents: 48321
diff changeset
1900 Python bytes objects are used to hold the data representing the C struct\n\
44460
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diff changeset
1901 and also as format strings to describe the layout of data in the C struct.\n\
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diff changeset
1902 \n\
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diff changeset
1903 The optional first format char indicates byte order, size and alignment:\n\
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parents: 44351
diff changeset
1904 @: native order, size & alignment (default)\n\
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parents: 44351
diff changeset
1905 =: native order, std. size & alignment\n\
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parents: 44351
diff changeset
1906 <: little-endian, std. size & alignment\n\
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parents: 44351
diff changeset
1907 >: big-endian, std. size & alignment\n\
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Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1908 !: same as >\n\
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Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1909 \n\
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parents: 44351
diff changeset
1910 The remaining chars indicate types of args and must match exactly;\n\
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parents: 44351
diff changeset
1911 these can be preceded by a decimal repeat count:\n\
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parents: 44351
diff changeset
1912 x: pad byte (no data); c:char; b:signed byte; B:unsigned byte;\n\
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parents: 44351
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1913 h:short; H:unsigned short; i:int; I:unsigned int;\n\
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1914 l:long; L:unsigned long; f:float; d:double.\n\
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parents: 44351
diff changeset
1915 Special cases (preceding decimal count indicates length):\n\
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parents: 44351
diff changeset
1916 s:string (array of char); p: pascal string (with count byte).\n\
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parents: 44351
diff changeset
1917 Special case (only available in native format):\n\
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1918 P:an integer type that is wide enough to hold a pointer.\n\
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1919 Special case (not in native mode unless 'long long' in platform C):\n\
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1920 q:long long; Q:unsigned long long\n\
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1921 Whitespace between formats is ignored.\n\
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parents: 44351
diff changeset
1922 \n\
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diff changeset
1923 The variable struct.error is an exception raised on errors.\n");
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1924
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1925
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Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1926 static struct PyModuleDef _structmodule = {
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parents: 47301
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1927 PyModuleDef_HEAD_INIT,
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1928 "_struct",
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1929 module_doc,
94f64f11fdd0 Implement PEP 3121: new module initialization and finalization API.
Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1930 -1,
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Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
1931 module_functions,
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diff changeset
1932 NULL,
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parents: 47301
diff changeset
1933 NULL,
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diff changeset
1934 NULL,
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parents: 47301
diff changeset
1935 NULL
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1936 };
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1937
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1938 PyMODINIT_FUNC
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Martin v. Löwis <martin@v.loewis.de>
parents: 47301
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1939 PyInit__struct(void)
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1940 {
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diff changeset
1941 PyObject *ver, *m;
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1942
53271
4527c152daa9 Issue #5463: Remove deprecated float coercion from struct module, along
Mark Dickinson <dickinsm@gmail.com>
parents: 52414
diff changeset
1943 ver = PyBytes_FromString("0.3");
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1944 if (ver == NULL)
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parents: 47301
diff changeset
1945 return NULL;
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1946
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parents: 47301
diff changeset
1947 m = PyModule_Create(&_structmodule);
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1948 if (m == NULL)
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diff changeset
1949 return NULL;
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1950
44351
86a2679dca46 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
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1951 Py_TYPE(&PyStructType) = &PyType_Type;
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1952 if (PyType_Ready(&PyStructType) < 0)
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1953 return NULL;
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1954
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1955 /* Check endian and swap in faster functions */
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1956 {
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Thomas Wouters <thomas@python.org>
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diff changeset
1957 int one = 1;
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diff changeset
1958 formatdef *native = native_table;
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1959 formatdef *other, *ptr;
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1960 if ((int)*(unsigned char*)&one)
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1961 other = lilendian_table;
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diff changeset
1962 else
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1963 other = bigendian_table;
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parents:
diff changeset
1964 /* Scan through the native table, find a matching
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parents:
diff changeset
1965 entry in the endian table and swap in the
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parents:
diff changeset
1966 native implementations whenever possible
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diff changeset
1967 (64-bit platforms may not have "standard" sizes) */
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parents:
diff changeset
1968 while (native->format != '\0' && other->format != '\0') {
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parents:
diff changeset
1969 ptr = other;
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parents:
diff changeset
1970 while (ptr->format != '\0') {
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parents:
diff changeset
1971 if (ptr->format == native->format) {
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1972 /* Match faster when formats are
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
1973 listed in the same order */
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parents:
diff changeset
1974 if (ptr == other)
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parents:
diff changeset
1975 other++;
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parents: 38453
diff changeset
1976 /* Only use the trick if the
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parents:
diff changeset
1977 size matches */
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diff changeset
1978 if (ptr->size != native->size)
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parents:
diff changeset
1979 break;
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1980 /* Skip float and double, could be
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parents:
diff changeset
1981 "unknown" float format */
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parents:
diff changeset
1982 if (ptr->format == 'd' || ptr->format == 'f')
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parents:
diff changeset
1983 break;
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parents:
diff changeset
1984 ptr->pack = native->pack;
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parents:
diff changeset
1985 ptr->unpack = native->unpack;
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1986 break;
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1987 }
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parents:
diff changeset
1988 ptr++;
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1989 }
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1990 native++;
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1991 }
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parents:
diff changeset
1992 }
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parents: 38453
diff changeset
1993
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1994 /* Add some symbolic constants to the module */
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1995 if (StructError == NULL) {
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
1996 StructError = PyErr_NewException("struct.error", NULL, NULL);
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parents:
diff changeset
1997 if (StructError == NULL)
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diff changeset
1998 return NULL;
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parents:
diff changeset
1999 }
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parents:
diff changeset
2000
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
2001 Py_INCREF(StructError);
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parents:
diff changeset
2002 PyModule_AddObject(m, "error", StructError);
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
2003
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents:
diff changeset
2004 Py_INCREF((PyObject*)&PyStructType);
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Thomas Wouters <thomas@python.org>
parents:
diff changeset
2005 PyModule_AddObject(m, "Struct", (PyObject*)&PyStructType);
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Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
2006
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diff changeset
2007 PyModule_AddObject(m, "__version__", ver);
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parents: 44351
diff changeset
2008
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Martin v. Löwis <martin@v.loewis.de>
parents: 47301
diff changeset
2009 return m;
38453
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parents:
diff changeset
2010 }