Mercurial > cpython-lru_cache-weakref
annotate Include/unicodeobject.h @ 79063:2bdc8c8ea42e
Issue #15977: Fix memory leak in Modules/_ssl.c when the function _set_npn_protocols() is called multiple times
| author | Christian Heimes <christian@cheimes.de> |
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| date | Thu, 20 Sep 2012 12:42:54 +0200 |
| parents | acca141fda80 |
| children | a1aa13ef00c5 5e0a1f116521 |
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1 #ifndef Py_UNICODEOBJECT_H |
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2 #define Py_UNICODEOBJECT_H |
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3 |
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4 #include <stdarg.h> |
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5 |
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6 /* |
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7 |
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8 Unicode implementation based on original code by Fredrik Lundh, |
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9 modified by Marc-Andre Lemburg (mal@lemburg.com) according to the |
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10 Unicode Integration Proposal. (See |
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11 http://www.egenix.com/files/python/unicode-proposal.txt). |
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12 |
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13 Copyright (c) Corporation for National Research Initiatives. |
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14 |
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15 |
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16 Original header: |
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17 -------------------------------------------------------------------- |
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18 |
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19 * Yet another Unicode string type for Python. This type supports the |
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20 * 16-bit Basic Multilingual Plane (BMP) only. |
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21 * |
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22 * Written by Fredrik Lundh, January 1999. |
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23 * |
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24 * Copyright (c) 1999 by Secret Labs AB. |
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25 * Copyright (c) 1999 by Fredrik Lundh. |
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26 * |
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27 * fredrik@pythonware.com |
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28 * http://www.pythonware.com |
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29 * |
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30 * -------------------------------------------------------------------- |
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31 * This Unicode String Type is |
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32 * |
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33 * Copyright (c) 1999 by Secret Labs AB |
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34 * Copyright (c) 1999 by Fredrik Lundh |
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35 * |
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36 * By obtaining, using, and/or copying this software and/or its |
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37 * associated documentation, you agree that you have read, understood, |
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38 * and will comply with the following terms and conditions: |
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39 * |
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40 * Permission to use, copy, modify, and distribute this software and its |
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41 * associated documentation for any purpose and without fee is hereby |
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42 * granted, provided that the above copyright notice appears in all |
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43 * copies, and that both that copyright notice and this permission notice |
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44 * appear in supporting documentation, and that the name of Secret Labs |
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45 * AB or the author not be used in advertising or publicity pertaining to |
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46 * distribution of the software without specific, written prior |
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47 * permission. |
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48 * |
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49 * SECRET LABS AB AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO |
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50 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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51 * FITNESS. IN NO EVENT SHALL SECRET LABS AB OR THE AUTHOR BE LIABLE FOR |
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52 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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53 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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54 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
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55 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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56 * -------------------------------------------------------------------- */ |
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57 |
| 19980 | 58 #include <ctype.h> |
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59 |
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60 /* === Internal API ======================================================= */ |
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61 |
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62 /* --- Internal Unicode Format -------------------------------------------- */ |
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63 |
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Always define Py_USING_UNICODE, 3rd party software may depend on it. A missing declaration can lead to strange bugs as I had to learn the hard way in the upcoming merge
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64 /* Python 3.x requires unicode */ |
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65 #define Py_USING_UNICODE |
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66 |
| 72475 | 67 #ifndef SIZEOF_WCHAR_T |
| 68 #error Must define SIZEOF_WCHAR_T | |
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69 #endif |
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70 |
| 72475 | 71 #define Py_UNICODE_SIZE SIZEOF_WCHAR_T |
| 72 | |
| 73 /* If wchar_t can be used for UCS-4 storage, set Py_UNICODE_WIDE. | |
| 74 Otherwise, Unicode strings are stored as UCS-2 (with limited support | |
| 75 for UTF-16) */ | |
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76 |
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77 #if Py_UNICODE_SIZE >= 4 |
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78 #define Py_UNICODE_WIDE |
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79 #endif |
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80 |
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81 /* Set these flags if the platform has "wchar.h" and the |
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82 wchar_t type is a 16-bit unsigned type */ |
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83 /* #define HAVE_WCHAR_H */ |
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84 /* #define HAVE_USABLE_WCHAR_T */ |
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85 |
| 72475 | 86 /* Py_UNICODE was the native Unicode storage format (code unit) used by |
| 87 Python and represents a single Unicode element in the Unicode type. | |
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88 With PEP 393, Py_UNICODE is deprecated and replaced with a |
| 72475 | 89 typedef to wchar_t. */ |
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90 |
| 72475 | 91 #ifndef Py_LIMITED_API |
| 92 #define PY_UNICODE_TYPE wchar_t | |
| 93 typedef wchar_t Py_UNICODE; | |
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94 #endif |
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95 |
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96 /* If the compiler provides a wchar_t type we try to support it |
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97 through the interface functions PyUnicode_FromWideChar(), |
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98 PyUnicode_AsWideChar() and PyUnicode_AsWideCharString(). */ |
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99 |
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100 #ifdef HAVE_USABLE_WCHAR_T |
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101 # ifndef HAVE_WCHAR_H |
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102 # define HAVE_WCHAR_H |
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103 # endif |
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104 #endif |
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105 |
| 72475 | 106 #if defined(MS_WINDOWS) |
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107 # define HAVE_MBCS |
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108 #endif |
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109 |
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110 #ifdef HAVE_WCHAR_H |
| 12074 | 111 /* Work around a cosmetic bug in BSDI 4.x wchar.h; thanks to Thomas Wouters */ |
| 112 # ifdef _HAVE_BSDI | |
| 113 # include <time.h> | |
| 114 # endif | |
| 19980 | 115 # include <wchar.h> |
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116 #endif |
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117 |
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118 /* Py_UCS4 and Py_UCS2 are typedefs for the respective |
| 72475 | 119 unicode representations. */ |
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120 #if SIZEOF_INT == 4 |
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121 typedef unsigned int Py_UCS4; |
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122 #elif SIZEOF_LONG == 4 |
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123 typedef unsigned long Py_UCS4; |
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| 125 #error "Could not find a proper typedef for Py_UCS4" | |
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126 #endif |
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128 #if SIZEOF_SHORT == 2 |
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130 #else |
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131 #error "Could not find a proper typedef for Py_UCS2" |
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132 #endif |
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133 |
| 72475 | 134 typedef unsigned char Py_UCS1; |
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135 |
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136 /* --- Internal Unicode Operations ---------------------------------------- */ |
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137 |
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138 /* Since splitting on whitespace is an important use case, and |
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139 whitespace in most situations is solely ASCII whitespace, we |
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140 optimize for the common case by using a quick look-up table |
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141 _Py_ascii_whitespace (see below) with an inlined check. |
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142 |
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143 */ |
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144 #ifndef Py_LIMITED_API |
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145 #define Py_UNICODE_ISSPACE(ch) \ |
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146 ((ch) < 128U ? _Py_ascii_whitespace[(ch)] : _PyUnicode_IsWhitespace(ch)) |
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148 #define Py_UNICODE_ISLOWER(ch) _PyUnicode_IsLowercase(ch) |
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149 #define Py_UNICODE_ISUPPER(ch) _PyUnicode_IsUppercase(ch) |
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150 #define Py_UNICODE_ISTITLE(ch) _PyUnicode_IsTitlecase(ch) |
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151 #define Py_UNICODE_ISLINEBREAK(ch) _PyUnicode_IsLinebreak(ch) |
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152 |
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153 #define Py_UNICODE_TOLOWER(ch) _PyUnicode_ToLowercase(ch) |
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154 #define Py_UNICODE_TOUPPER(ch) _PyUnicode_ToUppercase(ch) |
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155 #define Py_UNICODE_TOTITLE(ch) _PyUnicode_ToTitlecase(ch) |
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156 |
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157 #define Py_UNICODE_ISDECIMAL(ch) _PyUnicode_IsDecimalDigit(ch) |
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158 #define Py_UNICODE_ISDIGIT(ch) _PyUnicode_IsDigit(ch) |
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159 #define Py_UNICODE_ISNUMERIC(ch) _PyUnicode_IsNumeric(ch) |
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160 #define Py_UNICODE_ISPRINTABLE(ch) _PyUnicode_IsPrintable(ch) |
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161 |
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162 #define Py_UNICODE_TODECIMAL(ch) _PyUnicode_ToDecimalDigit(ch) |
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163 #define Py_UNICODE_TODIGIT(ch) _PyUnicode_ToDigit(ch) |
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164 #define Py_UNICODE_TONUMERIC(ch) _PyUnicode_ToNumeric(ch) |
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165 |
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166 #define Py_UNICODE_ISALPHA(ch) _PyUnicode_IsAlpha(ch) |
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167 |
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168 #define Py_UNICODE_ISALNUM(ch) \ |
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169 (Py_UNICODE_ISALPHA(ch) || \ |
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170 Py_UNICODE_ISDECIMAL(ch) || \ |
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171 Py_UNICODE_ISDIGIT(ch) || \ |
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172 Py_UNICODE_ISNUMERIC(ch)) |
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173 |
| 72475 | 174 #define Py_UNICODE_COPY(target, source, length) \ |
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175 Py_MEMCPY((target), (source), (length)*sizeof(Py_UNICODE)) |
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176 |
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177 #define Py_UNICODE_FILL(target, value, length) \ |
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178 do {Py_ssize_t i_; Py_UNICODE *t_ = (target); Py_UNICODE v_ = (value);\ |
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179 for (i_ = 0; i_ < (length); i_++) t_[i_] = v_;\ |
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180 } while (0) |
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181 |
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182 /* macros to work with surrogates */ |
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183 #define Py_UNICODE_IS_SURROGATE(ch) (0xD800 <= ch && ch <= 0xDFFF) |
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184 #define Py_UNICODE_IS_HIGH_SURROGATE(ch) (0xD800 <= ch && ch <= 0xDBFF) |
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185 #define Py_UNICODE_IS_LOW_SURROGATE(ch) (0xDC00 <= ch && ch <= 0xDFFF) |
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186 /* Join two surrogate characters and return a single Py_UCS4 value. */ |
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187 #define Py_UNICODE_JOIN_SURROGATES(high, low) \ |
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188 (((((Py_UCS4)(high) & 0x03FF) << 10) | \ |
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189 ((Py_UCS4)(low) & 0x03FF)) + 0x10000) |
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190 /* high surrogate = top 10 bits added to D800 */ |
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191 #define Py_UNICODE_HIGH_SURROGATE(ch) (0xD800 - (0x10000 >> 10) + ((ch) >> 10)) |
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192 /* low surrogate = bottom 10 bits added to DC00 */ |
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193 #define Py_UNICODE_LOW_SURROGATE(ch) (0xDC00 + ((ch) & 0x3FF)) |
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194 |
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195 /* Check if substring matches at given offset. The offset must be |
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196 valid, and the substring must not be empty. */ |
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197 |
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198 #define Py_UNICODE_MATCH(string, offset, substring) \ |
| 72475 | 199 ((*((string)->wstr + (offset)) == *((substring)->wstr)) && \ |
| 200 ((*((string)->wstr + (offset) + (substring)->wstr_length-1) == *((substring)->wstr + (substring)->wstr_length-1))) && \ | |
| 201 !memcmp((string)->wstr + (offset), (substring)->wstr, (substring)->wstr_length*sizeof(Py_UNICODE))) | |
| 202 | |
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203 #endif /* Py_LIMITED_API */ |
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204 |
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205 #ifdef __cplusplus |
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206 extern "C" { |
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207 #endif |
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208 |
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209 /* --- Unicode Type ------------------------------------------------------- */ |
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210 |
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211 #ifndef Py_LIMITED_API |
| 72475 | 212 |
| 213 /* ASCII-only strings created through PyUnicode_New use the PyASCIIObject | |
| 214 structure. state.ascii and state.compact are set, and the data | |
| 215 immediately follow the structure. utf8_length and wstr_length can be found | |
| 216 in the length field; the utf8 pointer is equal to the data pointer. */ | |
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217 typedef struct { |
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219 |
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220 - compact ascii: |
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221 |
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222 * structure = PyASCIIObject |
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223 * test: PyUnicode_IS_COMPACT_ASCII(op) |
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224 * kind = PyUnicode_1BYTE_KIND |
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225 * compact = 1 |
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226 * ascii = 1 |
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227 * ready = 1 |
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228 * (length is the length of the utf8 and wstr strings) |
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229 * (data starts just after the structure) |
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230 * (since ASCII is decoded from UTF-8, the utf8 string are the data) |
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231 |
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232 - compact: |
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233 |
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234 * structure = PyCompactUnicodeObject |
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235 * test: PyUnicode_IS_COMPACT(op) && !PyUnicode_IS_ASCII(op) |
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236 * kind = PyUnicode_1BYTE_KIND, PyUnicode_2BYTE_KIND or |
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237 PyUnicode_4BYTE_KIND |
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238 * compact = 1 |
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239 * ready = 1 |
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240 * ascii = 0 |
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241 * utf8 is not shared with data |
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242 * utf8_length = 0 if utf8 is NULL |
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243 * wstr is shared with data and wstr_length=length |
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244 if kind=PyUnicode_2BYTE_KIND and sizeof(wchar_t)=2 |
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245 or if kind=PyUnicode_4BYTE_KIND and sizeof(wchar_t)=4 |
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246 * wstr_length = 0 if wstr is NULL |
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247 * (data starts just after the structure) |
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248 |
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249 - legacy string, not ready: |
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250 |
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251 * structure = PyUnicodeObject |
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252 * test: kind == PyUnicode_WCHAR_KIND |
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253 * length = 0 (use wstr_length) |
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254 * hash = -1 |
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255 * kind = PyUnicode_WCHAR_KIND |
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256 * compact = 0 |
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257 * ascii = 0 |
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258 * ready = 0 |
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259 * interned = SSTATE_NOT_INTERNED |
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260 * wstr is not NULL |
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261 * data.any is NULL |
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262 * utf8 is NULL |
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263 * utf8_length = 0 |
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264 |
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265 - legacy string, ready: |
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266 |
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267 * structure = PyUnicodeObject structure |
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268 * test: !PyUnicode_IS_COMPACT(op) && kind != PyUnicode_WCHAR_KIND |
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269 * kind = PyUnicode_1BYTE_KIND, PyUnicode_2BYTE_KIND or |
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270 PyUnicode_4BYTE_KIND |
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271 * compact = 0 |
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272 * ready = 1 |
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273 * data.any is not NULL |
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274 * utf8 is shared and utf8_length = length with data.any if ascii = 1 |
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275 * utf8_length = 0 if utf8 is NULL |
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276 * wstr is shared with data.any and wstr_length = length |
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277 if kind=PyUnicode_2BYTE_KIND and sizeof(wchar_t)=2 |
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278 or if kind=PyUnicode_4BYTE_KIND and sizeof(wchar_4)=4 |
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279 * wstr_length = 0 if wstr is NULL |
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280 |
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281 Compact strings use only one memory block (structure + characters), |
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282 whereas legacy strings use one block for the structure and one block |
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283 for characters. |
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284 |
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285 Legacy strings are created by PyUnicode_FromUnicode() and |
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286 PyUnicode_FromStringAndSize(NULL, size) functions. They become ready |
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287 when PyUnicode_READY() is called. |
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288 |
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289 See also _PyUnicode_CheckConsistency(). |
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290 */ |
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291 PyObject_HEAD |
| 72475 | 292 Py_ssize_t length; /* Number of code points in the string */ |
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293 Py_hash_t hash; /* Hash value; -1 if not set */ |
| 72475 | 294 struct { |
| 295 /* | |
| 296 SSTATE_NOT_INTERNED (0) | |
| 297 SSTATE_INTERNED_MORTAL (1) | |
| 298 SSTATE_INTERNED_IMMORTAL (2) | |
| 299 | |
| 300 If interned != SSTATE_NOT_INTERNED, the two references from the | |
| 301 dictionary to this object are *not* counted in ob_refcnt. | |
| 302 */ | |
| 303 unsigned int interned:2; | |
| 304 /* Character size: | |
| 305 | |
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306 - PyUnicode_WCHAR_KIND (0): |
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307 |
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308 * character type = wchar_t (16 or 32 bits, depending on the |
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309 platform) |
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310 |
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311 - PyUnicode_1BYTE_KIND (1): |
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312 |
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313 * character type = Py_UCS1 (8 bits, unsigned) |
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314 * all characters are in the range U+0000-U+00FF (latin1) |
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315 * if ascii is set, all characters are in the range U+0000-U+007F |
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316 (ASCII), otherwise at least one character is in the range |
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317 U+0080-U+00FF |
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318 |
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319 - PyUnicode_2BYTE_KIND (2): |
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320 |
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321 * character type = Py_UCS2 (16 bits, unsigned) |
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322 * all characters are in the range U+0000-U+FFFF (BMP) |
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323 * at least one character is in the range U+0100-U+FFFF |
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324 |
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325 - PyUnicode_4BYTE_KIND (4): |
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326 |
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327 * character type = Py_UCS4 (32 bits, unsigned) |
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328 * all characters are in the range U+0000-U+10FFFF |
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329 * at least one character is in the range U+10000-U+10FFFF |
| 72475 | 330 */ |
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331 unsigned int kind:3; |
| 72475 | 332 /* Compact is with respect to the allocation scheme. Compact unicode |
| 333 objects only require one memory block while non-compact objects use | |
| 334 one block for the PyUnicodeObject struct and another for its data | |
| 335 buffer. */ | |
| 336 unsigned int compact:1; | |
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337 /* The string only contains characters in the range U+0000-U+007F (ASCII) |
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338 and the kind is PyUnicode_1BYTE_KIND. If ascii is set and compact is |
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339 set, use the PyASCIIObject structure. */ |
| 72475 | 340 unsigned int ascii:1; |
| 341 /* The ready flag indicates whether the object layout is initialized | |
| 342 completely. This means that this is either a compact object, or | |
| 343 the data pointer is filled out. The bit is redundant, and helps | |
| 344 to minimize the test in PyUnicode_IS_READY(). */ | |
| 345 unsigned int ready:1; | |
| 346 } state; | |
| 347 wchar_t *wstr; /* wchar_t representation (null-terminated) */ | |
| 348 } PyASCIIObject; | |
| 349 | |
| 350 /* Non-ASCII strings allocated through PyUnicode_New use the | |
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351 PyCompactUnicodeObject structure. state.compact is set, and the data |
| 72475 | 352 immediately follow the structure. */ |
| 353 typedef struct { | |
| 354 PyASCIIObject _base; | |
| 355 Py_ssize_t utf8_length; /* Number of bytes in utf8, excluding the | |
| 356 * terminating \0. */ | |
| 357 char *utf8; /* UTF-8 representation (null-terminated) */ | |
| 358 Py_ssize_t wstr_length; /* Number of code points in wstr, possible | |
| 359 * surrogates count as two code points. */ | |
| 360 } PyCompactUnicodeObject; | |
| 361 | |
| 362 /* Strings allocated through PyUnicode_FromUnicode(NULL, len) use the | |
| 363 PyUnicodeObject structure. The actual string data is initially in the wstr | |
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364 block, and copied into the data block using _PyUnicode_Ready. */ |
| 72475 | 365 typedef struct { |
| 366 PyCompactUnicodeObject _base; | |
| 367 union { | |
| 368 void *any; | |
| 369 Py_UCS1 *latin1; | |
| 370 Py_UCS2 *ucs2; | |
| 371 Py_UCS4 *ucs4; | |
| 372 } data; /* Canonical, smallest-form Unicode buffer */ | |
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373 } PyUnicodeObject; |
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374 #endif |
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375 |
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376 PyAPI_DATA(PyTypeObject) PyUnicode_Type; |
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377 PyAPI_DATA(PyTypeObject) PyUnicodeIter_Type; |
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378 |
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379 #define PyUnicode_Check(op) \ |
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380 PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_UNICODE_SUBCLASS) |
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381 #define PyUnicode_CheckExact(op) (Py_TYPE(op) == &PyUnicode_Type) |
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382 |
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383 /* Fast access macros */ |
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384 #ifndef Py_LIMITED_API |
| 72475 | 385 |
| 386 #define PyUnicode_WSTR_LENGTH(op) \ | |
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387 (PyUnicode_IS_COMPACT_ASCII(op) ? \ |
| 72475 | 388 ((PyASCIIObject*)op)->length : \ |
| 389 ((PyCompactUnicodeObject*)op)->wstr_length) | |
| 390 | |
| 391 /* Returns the deprecated Py_UNICODE representation's size in code units | |
| 392 (this includes surrogate pairs as 2 units). | |
| 393 If the Py_UNICODE representation is not available, it will be computed | |
| 394 on request. Use PyUnicode_GET_LENGTH() for the length in code points. */ | |
| 395 | |
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396 #define PyUnicode_GET_SIZE(op) \ |
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397 (assert(PyUnicode_Check(op)), \ |
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398 (((PyASCIIObject *)(op))->wstr) ? \ |
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399 PyUnicode_WSTR_LENGTH(op) : \ |
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400 ((void)PyUnicode_AsUnicode((PyObject *)(op)), \ |
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401 assert(((PyASCIIObject *)(op))->wstr), \ |
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402 PyUnicode_WSTR_LENGTH(op))) |
| 72475 | 403 |
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404 #define PyUnicode_GET_DATA_SIZE(op) \ |
| 72475 | 405 (PyUnicode_GET_SIZE(op) * Py_UNICODE_SIZE) |
| 406 | |
| 407 /* Alias for PyUnicode_AsUnicode(). This will create a wchar_t/Py_UNICODE | |
| 408 representation on demand. Using this macro is very inefficient now, | |
| 409 try to port your code to use the new PyUnicode_*BYTE_DATA() macros or | |
| 410 use PyUnicode_WRITE() and PyUnicode_READ(). */ | |
| 411 | |
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412 #define PyUnicode_AS_UNICODE(op) \ |
| 72475 | 413 (assert(PyUnicode_Check(op)), \ |
| 414 (((PyASCIIObject *)(op))->wstr) ? (((PyASCIIObject *)(op))->wstr) : \ | |
| 415 PyUnicode_AsUnicode((PyObject *)(op))) | |
| 416 | |
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417 #define PyUnicode_AS_DATA(op) \ |
| 72475 | 418 ((const char *)(PyUnicode_AS_UNICODE(op))) |
| 419 | |
| 420 | |
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421 /* --- Flexible String Representation Helper Macros (PEP 393) -------------- */ |
| 72475 | 422 |
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423 /* Values for PyASCIIObject.state: */ |
| 72475 | 424 |
| 425 /* Interning state. */ | |
| 426 #define SSTATE_NOT_INTERNED 0 | |
| 427 #define SSTATE_INTERNED_MORTAL 1 | |
| 428 #define SSTATE_INTERNED_IMMORTAL 2 | |
| 429 | |
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430 /* Return true if the string contains only ASCII characters, or 0 if not. The |
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431 string may be compact (PyUnicode_IS_COMPACT_ASCII) or not, but must be |
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432 ready. */ |
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433 #define PyUnicode_IS_ASCII(op) \ |
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434 (assert(PyUnicode_Check(op)), \ |
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435 assert(PyUnicode_IS_READY(op)), \ |
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436 ((PyASCIIObject*)op)->state.ascii) |
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437 |
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438 /* Return true if the string is compact or 0 if not. |
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439 No type checks or Ready calls are performed. */ |
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440 #define PyUnicode_IS_COMPACT(op) \ |
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441 (((PyASCIIObject*)(op))->state.compact) |
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442 |
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443 /* Return true if the string is a compact ASCII string (use PyASCIIObject |
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444 structure), or 0 if not. No type checks or Ready calls are performed. */ |
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445 #define PyUnicode_IS_COMPACT_ASCII(op) \ |
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446 (((PyASCIIObject*)op)->state.ascii && PyUnicode_IS_COMPACT(op)) |
| 72475 | 447 |
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448 enum PyUnicode_Kind { |
| 72475 | 449 /* String contains only wstr byte characters. This is only possible |
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450 when the string was created with a legacy API and _PyUnicode_Ready() |
| 72475 | 451 has not been called yet. */ |
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452 PyUnicode_WCHAR_KIND = 0, |
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453 /* Return values of the PyUnicode_KIND() macro: */ |
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454 PyUnicode_1BYTE_KIND = 1, |
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455 PyUnicode_2BYTE_KIND = 2, |
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456 PyUnicode_4BYTE_KIND = 4 |
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457 }; |
| 72475 | 458 |
| 72688 | 459 /* Return pointers to the canonical representation cast to unsigned char, |
| 72475 | 460 Py_UCS2, or Py_UCS4 for direct character access. |
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461 No checks are performed, use PyUnicode_KIND() before to ensure |
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462 these will work correctly. */ |
| 72475 | 463 |
| 464 #define PyUnicode_1BYTE_DATA(op) ((Py_UCS1*)PyUnicode_DATA(op)) | |
| 465 #define PyUnicode_2BYTE_DATA(op) ((Py_UCS2*)PyUnicode_DATA(op)) | |
| 466 #define PyUnicode_4BYTE_DATA(op) ((Py_UCS4*)PyUnicode_DATA(op)) | |
| 467 | |
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468 /* Return one of the PyUnicode_*_KIND values defined above. */ |
| 72475 | 469 #define PyUnicode_KIND(op) \ |
| 470 (assert(PyUnicode_Check(op)), \ | |
| 471 assert(PyUnicode_IS_READY(op)), \ | |
| 472 ((PyASCIIObject *)(op))->state.kind) | |
| 473 | |
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474 /* Return a void pointer to the raw unicode buffer. */ |
| 72475 | 475 #define _PyUnicode_COMPACT_DATA(op) \ |
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476 (PyUnicode_IS_ASCII(op) ? \ |
| 72475 | 477 ((void*)((PyASCIIObject*)(op) + 1)) : \ |
| 478 ((void*)((PyCompactUnicodeObject*)(op) + 1))) | |
| 479 | |
| 480 #define _PyUnicode_NONCOMPACT_DATA(op) \ | |
| 481 (assert(((PyUnicodeObject*)(op))->data.any), \ | |
| 482 ((((PyUnicodeObject *)(op))->data.any))) | |
| 483 | |
| 484 #define PyUnicode_DATA(op) \ | |
| 485 (assert(PyUnicode_Check(op)), \ | |
| 486 PyUnicode_IS_COMPACT(op) ? _PyUnicode_COMPACT_DATA(op) : \ | |
| 487 _PyUnicode_NONCOMPACT_DATA(op)) | |
| 488 | |
| 489 /* In the access macros below, "kind" may be evaluated more than once. | |
| 490 All other macro parameters are evaluated exactly once, so it is safe | |
| 491 to put side effects into them (such as increasing the index). */ | |
| 492 | |
| 493 /* Write into the canonical representation, this macro does not do any sanity | |
| 494 checks and is intended for usage in loops. The caller should cache the | |
| 72691 | 495 kind and data pointers obtained from other macro calls. |
| 72475 | 496 index is the index in the string (starts at 0) and value is the new |
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497 code point value which should be written to that location. */ |
| 72475 | 498 #define PyUnicode_WRITE(kind, data, index, value) \ |
| 499 do { \ | |
| 500 switch ((kind)) { \ | |
| 501 case PyUnicode_1BYTE_KIND: { \ | |
| 502 ((Py_UCS1 *)(data))[(index)] = (Py_UCS1)(value); \ | |
| 503 break; \ | |
| 504 } \ | |
| 505 case PyUnicode_2BYTE_KIND: { \ | |
| 506 ((Py_UCS2 *)(data))[(index)] = (Py_UCS2)(value); \ | |
| 507 break; \ | |
| 508 } \ | |
| 509 default: { \ | |
| 510 assert((kind) == PyUnicode_4BYTE_KIND); \ | |
| 511 ((Py_UCS4 *)(data))[(index)] = (Py_UCS4)(value); \ | |
| 512 } \ | |
| 513 } \ | |
| 514 } while (0) | |
| 515 | |
| 72691 | 516 /* Read a code point from the string's canonical representation. No checks |
| 72475 | 517 or ready calls are performed. */ |
| 518 #define PyUnicode_READ(kind, data, index) \ | |
| 519 ((Py_UCS4) \ | |
| 520 ((kind) == PyUnicode_1BYTE_KIND ? \ | |
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521 ((const Py_UCS1 *)(data))[(index)] : \ |
| 72475 | 522 ((kind) == PyUnicode_2BYTE_KIND ? \ |
| 523 ((const Py_UCS2 *)(data))[(index)] : \ | |
| 524 ((const Py_UCS4 *)(data))[(index)] \ | |
| 525 ) \ | |
| 526 )) | |
| 527 | |
| 528 /* PyUnicode_READ_CHAR() is less efficient than PyUnicode_READ() because it | |
| 529 calls PyUnicode_KIND() and might call it twice. For single reads, use | |
| 530 PyUnicode_READ_CHAR, for multiple consecutive reads callers should | |
| 531 cache kind and use PyUnicode_READ instead. */ | |
| 532 #define PyUnicode_READ_CHAR(unicode, index) \ | |
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533 (assert(PyUnicode_Check(unicode)), \ |
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534 assert(PyUnicode_IS_READY(unicode)), \ |
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535 (Py_UCS4) \ |
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536 (PyUnicode_KIND((unicode)) == PyUnicode_1BYTE_KIND ? \ |
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537 ((const Py_UCS1 *)(PyUnicode_DATA((unicode))))[(index)] : \ |
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538 (PyUnicode_KIND((unicode)) == PyUnicode_2BYTE_KIND ? \ |
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539 ((const Py_UCS2 *)(PyUnicode_DATA((unicode))))[(index)] : \ |
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540 ((const Py_UCS4 *)(PyUnicode_DATA((unicode))))[(index)] \ |
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541 ) \ |
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542 )) |
| 72475 | 543 |
| 544 /* Returns the length of the unicode string. The caller has to make sure that | |
| 545 the string has it's canonical representation set before calling | |
| 546 this macro. Call PyUnicode_(FAST_)Ready to ensure that. */ | |
| 547 #define PyUnicode_GET_LENGTH(op) \ | |
| 548 (assert(PyUnicode_Check(op)), \ | |
| 549 assert(PyUnicode_IS_READY(op)), \ | |
| 550 ((PyASCIIObject *)(op))->length) | |
| 551 | |
| 552 | |
| 553 /* Fast check to determine whether an object is ready. Equivalent to | |
| 554 PyUnicode_IS_COMPACT(op) || ((PyUnicodeObject*)(op))->data.any) */ | |
| 555 | |
| 556 #define PyUnicode_IS_READY(op) (((PyASCIIObject*)op)->state.ready) | |
| 557 | |
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558 /* PyUnicode_READY() does less work than _PyUnicode_Ready() in the best |
| 72475 | 559 case. If the canonical representation is not yet set, it will still call |
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560 _PyUnicode_Ready(). |
| 72475 | 561 Returns 0 on success and -1 on errors. */ |
| 562 #define PyUnicode_READY(op) \ | |
| 563 (assert(PyUnicode_Check(op)), \ | |
| 564 (PyUnicode_IS_READY(op) ? \ | |
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565 0 : _PyUnicode_Ready((PyObject *)(op)))) |
| 72475 | 566 |
| 567 /* Return a maximum character value which is suitable for creating another | |
| 568 string based on op. This is always an approximation but more efficient | |
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569 than iterating over the string. */ |
| 72475 | 570 #define PyUnicode_MAX_CHAR_VALUE(op) \ |
| 571 (assert(PyUnicode_IS_READY(op)), \ | |
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572 (PyUnicode_IS_ASCII(op) ? \ |
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573 (0x7f) : \ |
| 72475 | 574 (PyUnicode_KIND(op) == PyUnicode_1BYTE_KIND ? \ |
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575 (0xffU) : \ |
| 72475 | 576 (PyUnicode_KIND(op) == PyUnicode_2BYTE_KIND ? \ |
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577 (0xffffU) : \ |
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578 (0x10ffffU))))) |
| 72475 | 579 |
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580 #endif |
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581 |
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582 /* --- Constants ---------------------------------------------------------- */ |
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583 |
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584 /* This Unicode character will be used as replacement character during |
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585 decoding if the errors argument is set to "replace". Note: the |
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586 Unicode character U+FFFD is the official REPLACEMENT CHARACTER in |
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587 Unicode 3.0. */ |
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588 |
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589 #define Py_UNICODE_REPLACEMENT_CHARACTER ((Py_UCS4) 0xFFFD) |
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590 |
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591 /* === Public API ========================================================= */ |
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592 |
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593 /* --- Plain Py_UNICODE --------------------------------------------------- */ |
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594 |
| 72475 | 595 /* With PEP 393, this is the recommended way to allocate a new unicode object. |
| 596 This function will allocate the object and its buffer in a single memory | |
| 597 block. Objects created using this function are not resizable. */ | |
| 598 #ifndef Py_LIMITED_API | |
| 599 PyAPI_FUNC(PyObject*) PyUnicode_New( | |
| 600 Py_ssize_t size, /* Number of code points in the new string */ | |
| 601 Py_UCS4 maxchar /* maximum code point value in the string */ | |
| 602 ); | |
| 603 #endif | |
| 604 | |
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605 /* Initializes the canonical string representation from a the deprecated |
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606 wstr/Py_UNICODE representation. This function is used to convert Unicode |
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607 objects which were created using the old API to the new flexible format |
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608 introduced with PEP 393. |
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609 |
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610 Don't call this function directly, use the public PyUnicode_READY() macro |
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611 instead. */ |
| 72475 | 612 #ifndef Py_LIMITED_API |
| 613 PyAPI_FUNC(int) _PyUnicode_Ready( | |
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614 PyObject *unicode /* Unicode object */ |
| 72475 | 615 ); |
| 616 #endif | |
| 617 | |
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618 /* Get a copy of a Unicode string. */ |
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619 #ifndef Py_LIMITED_API |
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620 PyAPI_FUNC(PyObject*) _PyUnicode_Copy( |
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621 PyObject *unicode |
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622 ); |
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623 #endif |
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624 |
| 72475 | 625 /* Copy character from one unicode object into another, this function performs |
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626 character conversion when necessary and falls back to memcpy() if possible. |
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627 |
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628 Fail if to is too small (smaller than *how_many* or smaller than |
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629 len(from)-from_start), or if kind(from[from_start:from_start+how_many]) > |
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630 kind(to), or if *to* has more than 1 reference. |
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631 |
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632 Return the number of written character, or return -1 and raise an exception |
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633 on error. |
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634 |
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635 Pseudo-code: |
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636 |
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637 how_many = min(how_many, len(from) - from_start) |
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638 to[to_start:to_start+how_many] = from[from_start:from_start+how_many] |
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639 return how_many |
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640 |
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641 Note: The function doesn't write a terminating null character. |
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642 */ |
| 72475 | 643 #ifndef Py_LIMITED_API |
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644 PyAPI_FUNC(Py_ssize_t) PyUnicode_CopyCharacters( |
| 72475 | 645 PyObject *to, |
| 646 Py_ssize_t to_start, | |
| 647 PyObject *from, | |
| 648 Py_ssize_t from_start, | |
| 649 Py_ssize_t how_many | |
| 650 ); | |
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651 |
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652 /* Unsafe version of PyUnicode_CopyCharacters(): don't check arguments and so |
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653 may crash if parameters are invalid (e.g. if the output string |
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654 is too short). */ |
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655 PyAPI_FUNC(void) _PyUnicode_FastCopyCharacters( |
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656 PyObject *to, |
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657 Py_ssize_t to_start, |
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658 PyObject *from, |
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659 Py_ssize_t from_start, |
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660 Py_ssize_t how_many |
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661 ); |
| 72475 | 662 #endif |
| 663 | |
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664 #ifndef Py_LIMITED_API |
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665 /* Fill a string with a character: write fill_char into |
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666 unicode[start:start+length]. |
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667 |
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668 Fail if fill_char is bigger than the string maximum character, or if the |
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669 string has more than 1 reference. |
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670 |
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671 Return the number of written character, or return -1 and raise an exception |
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672 on error. */ |
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673 PyAPI_FUNC(Py_ssize_t) PyUnicode_Fill( |
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674 PyObject *unicode, |
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675 Py_ssize_t start, |
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676 Py_ssize_t length, |
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677 Py_UCS4 fill_char |
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678 ); |
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679 |
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680 /* Unsafe version of PyUnicode_Fill(): don't check arguments and so may crash |
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681 if parameters are invalid (e.g. if length is longer than the string). */ |
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682 PyAPI_FUNC(void) _PyUnicode_FastFill( |
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683 PyObject *unicode, |
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684 Py_ssize_t start, |
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685 Py_ssize_t length, |
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686 Py_UCS4 fill_char |
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687 ); |
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688 #endif |
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689 |
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690 /* Create a Unicode Object from the Py_UNICODE buffer u of the given |
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691 size. |
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692 |
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693 u may be NULL which causes the contents to be undefined. It is the |
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694 user's responsibility to fill in the needed data afterwards. Note |
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695 that modifying the Unicode object contents after construction is |
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696 only allowed if u was set to NULL. |
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697 |
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698 The buffer is copied into the new object. */ |
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699 |
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700 #ifndef Py_LIMITED_API |
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701 PyAPI_FUNC(PyObject*) PyUnicode_FromUnicode( |
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702 const Py_UNICODE *u, /* Unicode buffer */ |
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703 Py_ssize_t size /* size of buffer */ |
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705 #endif |
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706 |
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707 /* Similar to PyUnicode_FromUnicode(), but u points to UTF-8 encoded bytes */ |
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708 PyAPI_FUNC(PyObject*) PyUnicode_FromStringAndSize( |
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709 const char *u, /* UTF-8 encoded string */ |
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710 Py_ssize_t size /* size of buffer */ |
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711 ); |
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712 |
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713 /* Similar to PyUnicode_FromUnicode(), but u points to null-terminated |
| 72475 | 714 UTF-8 encoded bytes. The size is determined with strlen(). */ |
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715 PyAPI_FUNC(PyObject*) PyUnicode_FromString( |
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716 const char *u /* UTF-8 encoded string */ |
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718 |
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719 #ifndef Py_LIMITED_API |
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720 /* Create a new string from a buffer of Py_UCS1, Py_UCS2 or Py_UCS4 characters. |
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721 Scan the string to find the maximum character. */ |
| 72475 | 722 PyAPI_FUNC(PyObject*) PyUnicode_FromKindAndData( |
| 723 int kind, | |
| 724 const void *buffer, | |
| 725 Py_ssize_t size); | |
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726 |
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727 /* Create a new string from a buffer of ASCII characters. |
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728 WARNING: Don't check if the string contains any non-ASCII character. */ |
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729 PyAPI_FUNC(PyObject*) _PyUnicode_FromASCII( |
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730 const char *buffer, |
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731 Py_ssize_t size); |
| 72475 | 732 #endif |
| 733 | |
| 734 PyAPI_FUNC(PyObject*) PyUnicode_Substring( | |
| 735 PyObject *str, | |
| 736 Py_ssize_t start, | |
| 737 Py_ssize_t end); | |
| 738 | |
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739 #ifndef Py_LIMITED_API |
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740 /* Compute the maximum character of the substring unicode[start:end]. |
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741 Return 127 for an empty string. */ |
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742 PyAPI_FUNC(Py_UCS4) _PyUnicode_FindMaxChar ( |
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743 PyObject *unicode, |
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744 Py_ssize_t start, |
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745 Py_ssize_t end); |
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746 #endif |
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747 |
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748 /* Copy the string into a UCS4 buffer including the null character if copy_null |
| 72475 | 749 is set. Return NULL and raise an exception on error. Raise a ValueError if |
| 750 the buffer is smaller than the string. Return buffer on success. | |
| 751 | |
| 752 buflen is the length of the buffer in (Py_UCS4) characters. */ | |
| 753 PyAPI_FUNC(Py_UCS4*) PyUnicode_AsUCS4( | |
| 754 PyObject *unicode, | |
| 755 Py_UCS4* buffer, | |
| 756 Py_ssize_t buflen, | |
| 757 int copy_null); | |
| 758 | |
| 759 /* Copy the string into a UCS4 buffer. A new buffer is allocated using | |
| 760 * PyMem_Malloc; if this fails, NULL is returned with a memory error | |
| 761 exception set. */ | |
| 762 PyAPI_FUNC(Py_UCS4*) PyUnicode_AsUCS4Copy(PyObject *unicode); | |
| 763 | |
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764 /* Return a read-only pointer to the Unicode object's internal |
| 72475 | 765 Py_UNICODE buffer. |
| 766 If the wchar_t/Py_UNICODE representation is not yet available, this | |
| 767 function will calculate it. */ | |
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768 |
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769 #ifndef Py_LIMITED_API |
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770 PyAPI_FUNC(Py_UNICODE *) PyUnicode_AsUnicode( |
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771 PyObject *unicode /* Unicode object */ |
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772 ); |
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773 #endif |
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774 |
| 72475 | 775 /* Return a read-only pointer to the Unicode object's internal |
| 776 Py_UNICODE buffer and save the length at size. | |
| 777 If the wchar_t/Py_UNICODE representation is not yet available, this | |
| 778 function will calculate it. */ | |
| 779 | |
| 780 #ifndef Py_LIMITED_API | |
| 781 PyAPI_FUNC(Py_UNICODE *) PyUnicode_AsUnicodeAndSize( | |
| 782 PyObject *unicode, /* Unicode object */ | |
| 783 Py_ssize_t *size /* location where to save the length */ | |
| 784 ); | |
| 785 #endif | |
| 786 | |
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787 /* Get the length of the Unicode object. */ |
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788 |
| 72475 | 789 PyAPI_FUNC(Py_ssize_t) PyUnicode_GetLength( |
| 790 PyObject *unicode | |
| 791 ); | |
| 792 | |
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793 /* Get the number of Py_UNICODE units in the |
| 72475 | 794 string representation. */ |
| 795 | |
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796 PyAPI_FUNC(Py_ssize_t) PyUnicode_GetSize( |
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797 PyObject *unicode /* Unicode object */ |
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799 |
| 72475 | 800 /* Read a character from the string. */ |
| 801 | |
| 802 PyAPI_FUNC(Py_UCS4) PyUnicode_ReadChar( | |
| 803 PyObject *unicode, | |
| 804 Py_ssize_t index | |
| 805 ); | |
| 806 | |
| 807 /* Write a character to the string. The string must have been created through | |
|
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808 PyUnicode_New, must not be shared, and must not have been hashed yet. |
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809 |
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810 Return 0 on success, -1 on error. */ |
| 72475 | 811 |
| 812 PyAPI_FUNC(int) PyUnicode_WriteChar( | |
| 813 PyObject *unicode, | |
| 814 Py_ssize_t index, | |
| 815 Py_UCS4 character | |
| 816 ); | |
| 817 | |
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818 #ifndef Py_LIMITED_API |
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819 /* Get the maximum ordinal for a Unicode character. */ |
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820 PyAPI_FUNC(Py_UNICODE) PyUnicode_GetMax(void); |
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821 #endif |
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822 |
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823 /* Resize an Unicode object. The length is the number of characters, except |
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824 if the kind of the string is PyUnicode_WCHAR_KIND: in this case, the length |
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825 is the number of Py_UNICODE characters. |
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826 |
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827 *unicode is modified to point to the new (resized) object and 0 |
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828 returned on success. |
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829 |
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830 Try to resize the string in place (which is usually faster than allocating |
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831 a new string and copy characters), or create a new string. |
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832 |
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833 Error handling is implemented as follows: an exception is set, -1 |
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834 is returned and *unicode left untouched. |
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835 |
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836 WARNING: The function doesn't check string content, the result may not be a |
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837 string in canonical representation. */ |
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838 |
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839 PyAPI_FUNC(int) PyUnicode_Resize( |
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840 PyObject **unicode, /* Pointer to the Unicode object */ |
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841 Py_ssize_t length /* New length */ |
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844 /* Coerce obj to an Unicode object and return a reference with |
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846 |
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847 Coercion is done in the following way: |
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849 1. bytes, bytearray and other char buffer compatible objects are decoded |
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850 under the assumptions that they contain data using the UTF-8 |
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851 encoding. Decoding is done in "strict" mode. |
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853 2. All other objects (including Unicode objects) raise an |
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854 exception. |
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855 |
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856 The API returns NULL in case of an error. The caller is responsible |
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857 for decref'ing the returned objects. |
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858 |
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859 */ |
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860 |
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861 PyAPI_FUNC(PyObject*) PyUnicode_FromEncodedObject( |
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862 register PyObject *obj, /* Object */ |
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863 const char *encoding, /* encoding */ |
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864 const char *errors /* error handling */ |
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865 ); |
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866 |
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867 /* Coerce obj to an Unicode object and return a reference with |
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868 *incremented* refcount. |
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869 |
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870 Unicode objects are passed back as-is (subclasses are converted to |
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871 true Unicode objects), all other objects are delegated to |
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872 PyUnicode_FromEncodedObject(obj, NULL, "strict") which results in |
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873 using UTF-8 encoding as basis for decoding the object. |
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874 |
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875 The API returns NULL in case of an error. The caller is responsible |
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876 for decref'ing the returned objects. |
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877 |
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878 */ |
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879 |
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880 PyAPI_FUNC(PyObject*) PyUnicode_FromObject( |
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881 register PyObject *obj /* Object */ |
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882 ); |
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883 |
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884 PyAPI_FUNC(PyObject *) PyUnicode_FromFormatV( |
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885 const char *format, /* ASCII-encoded string */ |
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886 va_list vargs |
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888 PyAPI_FUNC(PyObject *) PyUnicode_FromFormat( |
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889 const char *format, /* ASCII-encoded string */ |
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890 ... |
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891 ); |
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893 #ifndef Py_LIMITED_API |
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894 typedef struct { |
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895 PyObject *buffer; |
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896 void *data; |
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897 enum PyUnicode_Kind kind; |
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898 Py_UCS4 maxchar; |
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899 Py_ssize_t size; |
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900 Py_ssize_t pos; |
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901 /* minimum length of the buffer when overallocation is enabled, |
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902 see _PyUnicodeWriter_Init() */ |
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903 Py_ssize_t min_length; |
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904 unsigned char overallocate; |
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905 /* If readonly is 1, buffer is a shared string (cannot be modified) |
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906 and size is set to 0. */ |
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907 unsigned char readonly; |
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908 } _PyUnicodeWriter ; |
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909 |
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910 /* Initialize a Unicode writer. |
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911 |
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912 If min_length is greater than zero, _PyUnicodeWriter_Prepare() |
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913 overallocates the buffer and min_length is the minimum length in characters |
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914 of the buffer. */ |
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915 PyAPI_FUNC(void) |
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916 _PyUnicodeWriter_Init(_PyUnicodeWriter *writer, Py_ssize_t min_length); |
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917 |
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918 /* Prepare the buffer to write 'length' characters |
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919 with the specified maximum character. |
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920 |
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921 Return 0 on success, raise an exception and return -1 on error. */ |
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922 #define _PyUnicodeWriter_Prepare(WRITER, LENGTH, MAXCHAR) \ |
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923 (((MAXCHAR) <= (WRITER)->maxchar \ |
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924 && (LENGTH) <= (WRITER)->size - (WRITER)->pos) \ |
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925 ? 0 \ |
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926 : (((LENGTH) == 0) \ |
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927 ? 0 \ |
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928 : _PyUnicodeWriter_PrepareInternal((WRITER), (LENGTH), (MAXCHAR)))) |
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929 |
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930 /* Don't call this function directly, use the _PyUnicodeWriter_Prepare() macro |
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931 instead. */ |
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932 PyAPI_FUNC(int) |
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933 _PyUnicodeWriter_PrepareInternal(_PyUnicodeWriter *writer, |
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934 Py_ssize_t length, Py_UCS4 maxchar); |
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935 |
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936 PyAPI_FUNC(int) |
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937 _PyUnicodeWriter_WriteStr(_PyUnicodeWriter *writer, PyObject *str); |
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938 |
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939 PyAPI_FUNC(PyObject *) |
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940 _PyUnicodeWriter_Finish(_PyUnicodeWriter *writer); |
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941 |
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942 PyAPI_FUNC(void) |
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943 _PyUnicodeWriter_Dealloc(_PyUnicodeWriter *writer); |
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944 #endif |
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945 |
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946 #ifndef Py_LIMITED_API |
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947 /* Format the object based on the format_spec, as defined in PEP 3101 |
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948 (Advanced String Formatting). */ |
|
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949 PyAPI_FUNC(int) _PyUnicode_FormatAdvancedWriter( |
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950 _PyUnicodeWriter *writer, |
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951 PyObject *obj, |
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952 PyObject *format_spec, |
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953 Py_ssize_t start, |
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954 Py_ssize_t end); |
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955 #endif |
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956 |
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957 PyAPI_FUNC(void) PyUnicode_InternInPlace(PyObject **); |
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958 PyAPI_FUNC(void) PyUnicode_InternImmortal(PyObject **); |
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959 PyAPI_FUNC(PyObject *) PyUnicode_InternFromString( |
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960 const char *u /* UTF-8 encoded string */ |
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961 ); |
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962 #ifndef Py_LIMITED_API |
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963 PyAPI_FUNC(void) _Py_ReleaseInternedUnicodeStrings(void); |
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964 #endif |
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965 |
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966 /* Use only if you know it's a string */ |
| 72475 | 967 #define PyUnicode_CHECK_INTERNED(op) \ |
| 968 (((PyASCIIObject *)(op))->state.interned) | |
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969 |
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970 /* --- wchar_t support for platforms which support it --------------------- */ |
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971 |
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972 #ifdef HAVE_WCHAR_H |
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973 |
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974 /* Create a Unicode Object from the wchar_t buffer w of the given |
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975 size. |
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976 |
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977 The buffer is copied into the new object. */ |
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978 |
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979 PyAPI_FUNC(PyObject*) PyUnicode_FromWideChar( |
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980 register const wchar_t *w, /* wchar_t buffer */ |
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981 Py_ssize_t size /* size of buffer */ |
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982 ); |
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983 |
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984 /* Copies the Unicode Object contents into the wchar_t buffer w. At |
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985 most size wchar_t characters are copied. |
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986 |
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987 Note that the resulting wchar_t string may or may not be |
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988 0-terminated. It is the responsibility of the caller to make sure |
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989 that the wchar_t string is 0-terminated in case this is required by |
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990 the application. |
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991 |
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992 Returns the number of wchar_t characters copied (excluding a |
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993 possibly trailing 0-termination character) or -1 in case of an |
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994 error. */ |
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995 |
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996 PyAPI_FUNC(Py_ssize_t) PyUnicode_AsWideChar( |
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997 PyObject *unicode, /* Unicode object */ |
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998 register wchar_t *w, /* wchar_t buffer */ |
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999 Py_ssize_t size /* size of buffer */ |
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1000 ); |
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1001 |
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1002 /* Convert the Unicode object to a wide character string. The output string |
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1003 always ends with a nul character. If size is not NULL, write the number of |
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1004 wide characters (excluding the null character) into *size. |
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1005 |
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1006 Returns a buffer allocated by PyMem_Alloc() (use PyMem_Free() to free it) |
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1007 on success. On error, returns NULL, *size is undefined and raises a |
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1008 MemoryError. */ |
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1009 |
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1010 PyAPI_FUNC(wchar_t*) PyUnicode_AsWideCharString( |
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1011 PyObject *unicode, /* Unicode object */ |
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1012 Py_ssize_t *size /* number of characters of the result */ |
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1013 ); |
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1014 |
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1015 #ifndef Py_LIMITED_API |
| 72475 | 1016 PyAPI_FUNC(void*) _PyUnicode_AsKind(PyObject *s, unsigned int kind); |
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1017 #endif |
| 72475 | 1018 |
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1019 #endif |
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1020 |
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1021 /* --- Unicode ordinals --------------------------------------------------- */ |
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1022 |
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1023 /* Create a Unicode Object from the given Unicode code point ordinal. |
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1024 |
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1025 The ordinal must be in range(0x10000) on narrow Python builds |
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1026 (UCS2), and range(0x110000) on wide builds (UCS4). A ValueError is |
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1027 raised in case it is not. |
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1028 |
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1029 */ |
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1030 |
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1031 PyAPI_FUNC(PyObject*) PyUnicode_FromOrdinal(int ordinal); |
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1033 /* --- Free-list management ----------------------------------------------- */ |
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1034 |
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1035 /* Clear the free list used by the Unicode implementation. |
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1036 |
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1037 This can be used to release memory used for objects on the free |
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1038 list back to the Python memory allocator. |
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1039 |
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1042 PyAPI_FUNC(int) PyUnicode_ClearFreeList(void); |
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1044 /* === Builtin Codecs ===================================================== |
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1046 Many of these APIs take two arguments encoding and errors. These |
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1047 parameters encoding and errors have the same semantics as the ones |
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1048 of the builtin str() API. |
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1050 Setting encoding to NULL causes the default encoding (UTF-8) to be used. |
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1052 Error handling is set by errors which may also be set to NULL |
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1054 error handling for all builtin codecs is "strict" (ValueErrors are |
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1055 raised). |
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1057 The codecs all use a similar interface. Only deviation from the |
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1058 generic ones are documented. |
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1060 */ |
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1062 /* --- Manage the default encoding ---------------------------------------- */ |
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1064 /* Returns a pointer to the default encoding (UTF-8) of the |
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1065 Unicode object unicode and the size of the encoded representation |
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1066 in bytes stored in *size. |
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1067 |
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1068 In case of an error, no *size is set. |
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1070 This function caches the UTF-8 encoded string in the unicodeobject |
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1071 and subsequent calls will return the same string. The memory is released |
| 72475 | 1072 when the unicodeobject is deallocated. |
| 1073 | |
| 1074 _PyUnicode_AsStringAndSize is a #define for PyUnicode_AsUTF8AndSize to | |
| 1075 support the previous internal function with the same behaviour. | |
| 1076 | |
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1077 *** This API is for interpreter INTERNAL USE ONLY and will likely |
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1080 *** If you need to access the Unicode object as UTF-8 bytes string, |
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1081 *** please use PyUnicode_AsUTF8String() instead. |
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1082 */ |
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1084 #ifndef Py_LIMITED_API |
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1086 PyObject *unicode, |
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1087 Py_ssize_t *size); |
| 72475 | 1088 #define _PyUnicode_AsStringAndSize PyUnicode_AsUTF8AndSize |
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1089 #endif |
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1091 /* Returns a pointer to the default encoding (UTF-8) of the |
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1092 Unicode object unicode. |
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1093 |
| 72475 | 1094 Like PyUnicode_AsUTF8AndSize(), this also caches the UTF-8 representation |
| 1095 in the unicodeobject. | |
| 1096 | |
| 1097 _PyUnicode_AsString is a #define for PyUnicode_AsUTF8 to | |
| 1098 support the previous internal function with the same behaviour. | |
| 1099 | |
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1100 Use of this API is DEPRECATED since no size information can be |
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1101 extracted from the returned data. |
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1103 *** This API is for interpreter INTERNAL USE ONLY and will likely |
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1104 *** be removed or changed for Python 3.1. |
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1106 *** If you need to access the Unicode object as UTF-8 bytes string, |
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1109 */ |
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1111 #ifndef Py_LIMITED_API |
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| 1113 #define _PyUnicode_AsString PyUnicode_AsUTF8 | |
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1114 #endif |
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1116 /* Returns "utf-8". */ |
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1118 PyAPI_FUNC(const char*) PyUnicode_GetDefaultEncoding(void); |
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1120 /* --- Generic Codecs ----------------------------------------------------- */ |
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1122 /* Create a Unicode object by decoding the encoded string s of the |
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1123 given size. */ |
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1125 PyAPI_FUNC(PyObject*) PyUnicode_Decode( |
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1126 const char *s, /* encoded string */ |
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1127 Py_ssize_t size, /* size of buffer */ |
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1128 const char *encoding, /* encoding */ |
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1129 const char *errors /* error handling */ |
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1130 ); |
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1132 /* Decode a Unicode object unicode and return the result as Python |
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1133 object. */ |
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1135 PyAPI_FUNC(PyObject*) PyUnicode_AsDecodedObject( |
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1136 PyObject *unicode, /* Unicode object */ |
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1137 const char *encoding, /* encoding */ |
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1138 const char *errors /* error handling */ |
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1139 ); |
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1141 /* Decode a Unicode object unicode and return the result as Unicode |
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1142 object. */ |
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1144 PyAPI_FUNC(PyObject*) PyUnicode_AsDecodedUnicode( |
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1145 PyObject *unicode, /* Unicode object */ |
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1147 const char *errors /* error handling */ |
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1148 ); |
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1150 /* Encodes a Py_UNICODE buffer of the given size and returns a |
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1151 Python string object. */ |
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1154 PyAPI_FUNC(PyObject*) PyUnicode_Encode( |
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1155 const Py_UNICODE *s, /* Unicode char buffer */ |
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1156 Py_ssize_t size, /* number of Py_UNICODE chars to encode */ |
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1157 const char *encoding, /* encoding */ |
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1163 object. */ |
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1165 PyAPI_FUNC(PyObject*) PyUnicode_AsEncodedObject( |
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1166 PyObject *unicode, /* Unicode object */ |
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1167 const char *encoding, /* encoding */ |
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1174 PyAPI_FUNC(PyObject*) PyUnicode_AsEncodedString( |
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1176 const char *encoding, /* encoding */ |
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1177 const char *errors /* error handling */ |
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1180 /* Encodes a Unicode object and returns the result as Unicode |
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1181 object. */ |
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1183 PyAPI_FUNC(PyObject*) PyUnicode_AsEncodedUnicode( |
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1184 PyObject *unicode, /* Unicode object */ |
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1189 /* Build an encoding map. */ |
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1191 PyAPI_FUNC(PyObject*) PyUnicode_BuildEncodingMap( |
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1192 PyObject* string /* 256 character map */ |
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1195 /* --- UTF-7 Codecs ------------------------------------------------------- */ |
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1197 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF7( |
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1198 const char *string, /* UTF-7 encoded string */ |
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1199 Py_ssize_t length, /* size of string */ |
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1200 const char *errors /* error handling */ |
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1203 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF7Stateful( |
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1204 const char *string, /* UTF-7 encoded string */ |
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1205 Py_ssize_t length, /* size of string */ |
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1206 const char *errors, /* error handling */ |
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1207 Py_ssize_t *consumed /* bytes consumed */ |
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1211 PyAPI_FUNC(PyObject*) PyUnicode_EncodeUTF7( |
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1212 const Py_UNICODE *data, /* Unicode char buffer */ |
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1213 Py_ssize_t length, /* number of Py_UNICODE chars to encode */ |
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1214 int base64SetO, /* Encode RFC2152 Set O characters in base64 */ |
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1215 int base64WhiteSpace, /* Encode whitespace (sp, ht, nl, cr) in base64 */ |
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1216 const char *errors /* error handling */ |
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1218 PyAPI_FUNC(PyObject*) _PyUnicode_EncodeUTF7( |
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1219 PyObject *unicode, /* Unicode object */ |
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1220 int base64SetO, /* Encode RFC2152 Set O characters in base64 */ |
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1221 int base64WhiteSpace, /* Encode whitespace (sp, ht, nl, cr) in base64 */ |
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1224 #endif |
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1226 /* --- UTF-8 Codecs ------------------------------------------------------- */ |
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1228 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF8( |
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1229 const char *string, /* UTF-8 encoded string */ |
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1230 Py_ssize_t length, /* size of string */ |
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1231 const char *errors /* error handling */ |
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1234 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF8Stateful( |
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1235 const char *string, /* UTF-8 encoded string */ |
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1236 Py_ssize_t length, /* size of string */ |
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1237 const char *errors, /* error handling */ |
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1238 Py_ssize_t *consumed /* bytes consumed */ |
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1241 PyAPI_FUNC(PyObject*) PyUnicode_AsUTF8String( |
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| 1247 PyObject *unicode, | |
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1250 PyAPI_FUNC(PyObject*) PyUnicode_EncodeUTF8( |
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1251 const Py_UNICODE *data, /* Unicode char buffer */ |
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1255 #endif |
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1257 /* --- UTF-32 Codecs ------------------------------------------------------ */ |
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1259 /* Decodes length bytes from a UTF-32 encoded buffer string and returns |
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1260 the corresponding Unicode object. |
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1262 errors (if non-NULL) defines the error handling. It defaults |
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1265 If byteorder is non-NULL, the decoder starts decoding using the |
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1266 given byte order: |
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1268 *byteorder == -1: little endian |
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1269 *byteorder == 0: native order |
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1270 *byteorder == 1: big endian |
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1272 In native mode, the first four bytes of the stream are checked for a |
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1273 BOM mark. If found, the BOM mark is analysed, the byte order |
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1274 adjusted and the BOM skipped. In the other modes, no BOM mark |
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1275 interpretation is done. After completion, *byteorder is set to the |
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1276 current byte order at the end of input data. |
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1277 |
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1278 If byteorder is NULL, the codec starts in native order mode. |
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1279 |
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1280 */ |
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1281 |
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1282 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF32( |
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1283 const char *string, /* UTF-32 encoded string */ |
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1284 Py_ssize_t length, /* size of string */ |
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1285 const char *errors, /* error handling */ |
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1286 int *byteorder /* pointer to byteorder to use |
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1287 0=native;-1=LE,1=BE; updated on |
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1288 exit */ |
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1289 ); |
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1291 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF32Stateful( |
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1292 const char *string, /* UTF-32 encoded string */ |
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1293 Py_ssize_t length, /* size of string */ |
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1294 const char *errors, /* error handling */ |
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1295 int *byteorder, /* pointer to byteorder to use |
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1296 0=native;-1=LE,1=BE; updated on |
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1297 exit */ |
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1298 Py_ssize_t *consumed /* bytes consumed */ |
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1299 ); |
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1301 /* Returns a Python string using the UTF-32 encoding in native byte |
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1302 order. The string always starts with a BOM mark. */ |
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1304 PyAPI_FUNC(PyObject*) PyUnicode_AsUTF32String( |
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1305 PyObject *unicode /* Unicode object */ |
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1306 ); |
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1307 |
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1308 /* Returns a Python string object holding the UTF-32 encoded value of |
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1309 the Unicode data. |
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1310 |
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1311 If byteorder is not 0, output is written according to the following |
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1312 byte order: |
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1313 |
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1314 byteorder == -1: little endian |
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1315 byteorder == 0: native byte order (writes a BOM mark) |
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1316 byteorder == 1: big endian |
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1317 |
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1318 If byteorder is 0, the output string will always start with the |
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1319 Unicode BOM mark (U+FEFF). In the other two modes, no BOM mark is |
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1320 prepended. |
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1321 |
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1322 */ |
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1323 |
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1324 #ifndef Py_LIMITED_API |
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1325 PyAPI_FUNC(PyObject*) PyUnicode_EncodeUTF32( |
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1326 const Py_UNICODE *data, /* Unicode char buffer */ |
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1327 Py_ssize_t length, /* number of Py_UNICODE chars to encode */ |
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1328 const char *errors, /* error handling */ |
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1329 int byteorder /* byteorder to use 0=BOM+native;-1=LE,1=BE */ |
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1331 PyAPI_FUNC(PyObject*) _PyUnicode_EncodeUTF32( |
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1332 PyObject *object, /* Unicode object */ |
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1333 const char *errors, /* error handling */ |
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1334 int byteorder /* byteorder to use 0=BOM+native;-1=LE,1=BE */ |
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1335 ); |
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1336 #endif |
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1338 /* --- UTF-16 Codecs ------------------------------------------------------ */ |
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1340 /* Decodes length bytes from a UTF-16 encoded buffer string and returns |
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1341 the corresponding Unicode object. |
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1343 errors (if non-NULL) defines the error handling. It defaults |
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1344 to "strict". |
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1346 If byteorder is non-NULL, the decoder starts decoding using the |
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1347 given byte order: |
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1349 *byteorder == -1: little endian |
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1350 *byteorder == 0: native order |
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1351 *byteorder == 1: big endian |
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1353 In native mode, the first two bytes of the stream are checked for a |
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1361 */ |
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1363 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF16( |
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1364 const char *string, /* UTF-16 encoded string */ |
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1365 Py_ssize_t length, /* size of string */ |
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1366 const char *errors, /* error handling */ |
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1367 int *byteorder /* pointer to byteorder to use |
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1368 0=native;-1=LE,1=BE; updated on |
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1369 exit */ |
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1370 ); |
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1372 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUTF16Stateful( |
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1373 const char *string, /* UTF-16 encoded string */ |
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1374 Py_ssize_t length, /* size of string */ |
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1375 const char *errors, /* error handling */ |
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1376 int *byteorder, /* pointer to byteorder to use |
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1377 0=native;-1=LE,1=BE; updated on |
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1378 exit */ |
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1379 Py_ssize_t *consumed /* bytes consumed */ |
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1380 ); |
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1381 |
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1382 /* Returns a Python string using the UTF-16 encoding in native byte |
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1383 order. The string always starts with a BOM mark. */ |
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1385 PyAPI_FUNC(PyObject*) PyUnicode_AsUTF16String( |
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1386 PyObject *unicode /* Unicode object */ |
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1387 ); |
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1388 |
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1389 /* Returns a Python string object holding the UTF-16 encoded value of |
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1390 the Unicode data. |
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1392 If byteorder is not 0, output is written according to the following |
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1393 byte order: |
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1395 byteorder == -1: little endian |
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1396 byteorder == 0: native byte order (writes a BOM mark) |
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1397 byteorder == 1: big endian |
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1399 If byteorder is 0, the output string will always start with the |
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1400 Unicode BOM mark (U+FEFF). In the other two modes, no BOM mark is |
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1401 prepended. |
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1403 Note that Py_UNICODE data is being interpreted as UTF-16 reduced to |
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1404 UCS-2. This trick makes it possible to add full UTF-16 capabilities |
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1405 at a later point without compromising the APIs. |
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1407 */ |
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1409 #ifndef Py_LIMITED_API |
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1410 PyAPI_FUNC(PyObject*) PyUnicode_EncodeUTF16( |
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1411 const Py_UNICODE *data, /* Unicode char buffer */ |
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1412 Py_ssize_t length, /* number of Py_UNICODE chars to encode */ |
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1413 const char *errors, /* error handling */ |
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1414 int byteorder /* byteorder to use 0=BOM+native;-1=LE,1=BE */ |
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1415 ); |
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1416 PyAPI_FUNC(PyObject*) _PyUnicode_EncodeUTF16( |
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1417 PyObject* unicode, /* Unicode object */ |
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1418 const char *errors, /* error handling */ |
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1419 int byteorder /* byteorder to use 0=BOM+native;-1=LE,1=BE */ |
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1420 ); |
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1421 #endif |
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1423 /* --- Unicode-Escape Codecs ---------------------------------------------- */ |
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1424 |
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1425 PyAPI_FUNC(PyObject*) PyUnicode_DecodeUnicodeEscape( |
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1426 const char *string, /* Unicode-Escape encoded string */ |
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1427 Py_ssize_t length, /* size of string */ |
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1428 const char *errors /* error handling */ |
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1429 ); |
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1431 PyAPI_FUNC(PyObject*) PyUnicode_AsUnicodeEscapeString( |
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1432 PyObject *unicode /* Unicode object */ |
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1435 #ifndef Py_LIMITED_API |
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1436 PyAPI_FUNC(PyObject*) PyUnicode_EncodeUnicodeEscape( |
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1437 const Py_UNICODE *data, /* Unicode char buffer */ |
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1438 Py_ssize_t length /* Number of Py_UNICODE chars to encode */ |
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1440 #endif |
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1442 /* --- Raw-Unicode-Escape Codecs ------------------------------------------ */ |
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1444 PyAPI_FUNC(PyObject*) PyUnicode_DecodeRawUnicodeEscape( |
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1445 const char *string, /* Raw-Unicode-Escape encoded string */ |
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1446 Py_ssize_t length, /* size of string */ |
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1447 const char *errors /* error handling */ |
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1450 PyAPI_FUNC(PyObject*) PyUnicode_AsRawUnicodeEscapeString( |
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1451 PyObject *unicode /* Unicode object */ |
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1454 #ifndef Py_LIMITED_API |
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1455 PyAPI_FUNC(PyObject*) PyUnicode_EncodeRawUnicodeEscape( |
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1456 const Py_UNICODE *data, /* Unicode char buffer */ |
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1457 Py_ssize_t length /* Number of Py_UNICODE chars to encode */ |
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1459 #endif |
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| 35485 | 1461 /* --- Unicode Internal Codec --------------------------------------------- |
| 1462 | |
| 1463 Only for internal use in _codecsmodule.c */ | |
| 1464 | |
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1465 #ifndef Py_LIMITED_API |
| 35485 | 1466 PyObject *_PyUnicode_DecodeUnicodeInternal( |
| 1467 const char *string, | |
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1468 Py_ssize_t length, |
| 35485 | 1469 const char *errors |
| 1470 ); | |
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1471 #endif |
| 35485 | 1472 |
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1473 /* --- Latin-1 Codecs ----------------------------------------------------- |
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1475 Note: Latin-1 corresponds to the first 256 Unicode ordinals. |
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1476 |
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1477 */ |
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1479 PyAPI_FUNC(PyObject*) PyUnicode_DecodeLatin1( |
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1480 const char *string, /* Latin-1 encoded string */ |
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1481 Py_ssize_t length, /* size of string */ |
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1482 const char *errors /* error handling */ |
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1483 ); |
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1485 PyAPI_FUNC(PyObject*) PyUnicode_AsLatin1String( |
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1486 PyObject *unicode /* Unicode object */ |
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1487 ); |
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1489 #ifndef Py_LIMITED_API |
| 72475 | 1490 PyAPI_FUNC(PyObject*) _PyUnicode_AsLatin1String( |
| 1491 PyObject* unicode, | |
| 1492 const char* errors); | |
| 1493 | |
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1494 PyAPI_FUNC(PyObject*) PyUnicode_EncodeLatin1( |
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1495 const Py_UNICODE *data, /* Unicode char buffer */ |
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1496 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */ |
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1497 const char *errors /* error handling */ |
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1499 #endif |
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1500 |
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1501 /* --- ASCII Codecs ------------------------------------------------------- |
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1503 Only 7-bit ASCII data is excepted. All other codes generate errors. |
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1505 */ |
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1507 PyAPI_FUNC(PyObject*) PyUnicode_DecodeASCII( |
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1508 const char *string, /* ASCII encoded string */ |
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1509 Py_ssize_t length, /* size of string */ |
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1510 const char *errors /* error handling */ |
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1511 ); |
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1512 |
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1513 PyAPI_FUNC(PyObject*) PyUnicode_AsASCIIString( |
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1514 PyObject *unicode /* Unicode object */ |
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1515 ); |
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1516 |
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1517 #ifndef Py_LIMITED_API |
| 72475 | 1518 PyAPI_FUNC(PyObject*) _PyUnicode_AsASCIIString( |
| 1519 PyObject* unicode, | |
| 1520 const char* errors); | |
| 1521 | |
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1522 PyAPI_FUNC(PyObject*) PyUnicode_EncodeASCII( |
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1523 const Py_UNICODE *data, /* Unicode char buffer */ |
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1524 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */ |
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1525 const char *errors /* error handling */ |
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1526 ); |
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1527 #endif |
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1528 |
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1529 /* --- Character Map Codecs ----------------------------------------------- |
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1530 |
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1531 This codec uses mappings to encode and decode characters. |
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1532 |
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1533 Decoding mappings must map single string characters to single |
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1534 Unicode characters, integers (which are then interpreted as Unicode |
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1535 ordinals) or None (meaning "undefined mapping" and causing an |
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1536 error). |
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1537 |
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1538 Encoding mappings must map single Unicode characters to single |
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1539 string characters, integers (which are then interpreted as Latin-1 |
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1540 ordinals) or None (meaning "undefined mapping" and causing an |
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1541 error). |
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1542 |
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1543 If a character lookup fails with a LookupError, the character is |
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1544 copied as-is meaning that its ordinal value will be interpreted as |
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1545 Unicode or Latin-1 ordinal resp. Because of this mappings only need |
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1546 to contain those mappings which map characters to different code |
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1547 points. |
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1548 |
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1549 */ |
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1550 |
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1551 PyAPI_FUNC(PyObject*) PyUnicode_DecodeCharmap( |
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1552 const char *string, /* Encoded string */ |
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1553 Py_ssize_t length, /* size of string */ |
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1554 PyObject *mapping, /* character mapping |
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1555 (char ordinal -> unicode ordinal) */ |
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1556 const char *errors /* error handling */ |
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1557 ); |
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1558 |
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1559 PyAPI_FUNC(PyObject*) PyUnicode_AsCharmapString( |
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1560 PyObject *unicode, /* Unicode object */ |
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1561 PyObject *mapping /* character mapping |
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1562 (unicode ordinal -> char ordinal) */ |
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1563 ); |
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1564 |
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1565 #ifndef Py_LIMITED_API |
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1566 PyAPI_FUNC(PyObject*) PyUnicode_EncodeCharmap( |
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1567 const Py_UNICODE *data, /* Unicode char buffer */ |
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1568 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */ |
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1569 PyObject *mapping, /* character mapping |
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1570 (unicode ordinal -> char ordinal) */ |
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1571 const char *errors /* error handling */ |
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1572 ); |
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1573 PyAPI_FUNC(PyObject*) _PyUnicode_EncodeCharmap( |
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1574 PyObject *unicode, /* Unicode object */ |
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1575 PyObject *mapping, /* character mapping |
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1576 (unicode ordinal -> char ordinal) */ |
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1577 const char *errors /* error handling */ |
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1578 ); |
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1579 #endif |
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1580 |
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1581 /* Translate a Py_UNICODE buffer of the given length by applying a |
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1582 character mapping table to it and return the resulting Unicode |
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1583 object. |
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1584 |
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1585 The mapping table must map Unicode ordinal integers to Unicode |
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1586 ordinal integers or None (causing deletion of the character). |
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1587 |
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1588 Mapping tables may be dictionaries or sequences. Unmapped character |
|
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1589 ordinals (ones which cause a LookupError) are left untouched and |
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1590 are copied as-is. |
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1591 |
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1592 */ |
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1593 |
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1594 #ifndef Py_LIMITED_API |
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1595 PyAPI_FUNC(PyObject *) PyUnicode_TranslateCharmap( |
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1596 const Py_UNICODE *data, /* Unicode char buffer */ |
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1597 Py_ssize_t length, /* Number of Py_UNICODE chars to encode */ |
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1598 PyObject *table, /* Translate table */ |
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1599 const char *errors /* error handling */ |
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1600 ); |
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1601 #endif |
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1603 #ifdef HAVE_MBCS |
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1605 /* --- MBCS codecs for Windows -------------------------------------------- */ |
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1607 PyAPI_FUNC(PyObject*) PyUnicode_DecodeMBCS( |
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1608 const char *string, /* MBCS encoded string */ |
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1609 Py_ssize_t length, /* size of string */ |
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1610 const char *errors /* error handling */ |
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1611 ); |
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1612 |
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1613 PyAPI_FUNC(PyObject*) PyUnicode_DecodeMBCSStateful( |
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1614 const char *string, /* MBCS encoded string */ |
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1615 Py_ssize_t length, /* size of string */ |
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1616 const char *errors, /* error handling */ |
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1617 Py_ssize_t *consumed /* bytes consumed */ |
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1618 ); |
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1619 |
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1620 PyAPI_FUNC(PyObject*) PyUnicode_DecodeCodePageStateful( |
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1621 int code_page, /* code page number */ |
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1622 const char *string, /* encoded string */ |
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1623 Py_ssize_t length, /* size of string */ |
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1624 const char *errors, /* error handling */ |
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1625 Py_ssize_t *consumed /* bytes consumed */ |
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1626 ); |
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1627 |
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1628 PyAPI_FUNC(PyObject*) PyUnicode_AsMBCSString( |
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1629 PyObject *unicode /* Unicode object */ |
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1630 ); |
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1631 |
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1632 #ifndef Py_LIMITED_API |
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1633 PyAPI_FUNC(PyObject*) PyUnicode_EncodeMBCS( |
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1634 const Py_UNICODE *data, /* Unicode char buffer */ |
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1635 Py_ssize_t length, /* number of Py_UNICODE chars to encode */ |
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1636 const char *errors /* error handling */ |
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1637 ); |
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1638 #endif |
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1639 |
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1640 PyAPI_FUNC(PyObject*) PyUnicode_EncodeCodePage( |
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1641 int code_page, /* code page number */ |
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1642 PyObject *unicode, /* Unicode object */ |
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1643 const char *errors /* error handling */ |
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1644 ); |
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1645 |
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1646 #endif /* HAVE_MBCS */ |
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1647 |
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1648 /* --- Decimal Encoder ---------------------------------------------------- */ |
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1649 |
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1650 /* Takes a Unicode string holding a decimal value and writes it into |
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1651 an output buffer using standard ASCII digit codes. |
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1652 |
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1653 The output buffer has to provide at least length+1 bytes of storage |
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1654 area. The output string is 0-terminated. |
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1655 |
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1656 The encoder converts whitespace to ' ', decimal characters to their |
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1657 corresponding ASCII digit and all other Latin-1 characters except |
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1658 \0 as-is. Characters outside this range (Unicode ordinals 1-256) |
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1659 are treated as errors. This includes embedded NULL bytes. |
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1660 |
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1661 Error handling is defined by the errors argument: |
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1662 |
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1663 NULL or "strict": raise a ValueError |
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1664 "ignore": ignore the wrong characters (these are not copied to the |
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1665 output buffer) |
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1666 "replace": replaces illegal characters with '?' |
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1667 |
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1668 Returns 0 on success, -1 on failure. |
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1669 |
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1670 */ |
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1671 |
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1673 PyAPI_FUNC(int) PyUnicode_EncodeDecimal( |
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1674 Py_UNICODE *s, /* Unicode buffer */ |
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1676 char *output, /* Output buffer; must have size >= length */ |
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1677 const char *errors /* error handling */ |
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1679 #endif |
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1681 /* Transforms code points that have decimal digit property to the |
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1682 corresponding ASCII digit code points. |
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1684 Returns a new Unicode string on success, NULL on failure. |
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1685 */ |
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1687 #ifndef Py_LIMITED_API |
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1688 PyAPI_FUNC(PyObject*) PyUnicode_TransformDecimalToASCII( |
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1689 Py_UNICODE *s, /* Unicode buffer */ |
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1690 Py_ssize_t length /* Number of Py_UNICODE chars to transform */ |
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1691 ); |
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1692 #endif |
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1694 /* Similar to PyUnicode_TransformDecimalToASCII(), but takes a PyObject |
| 72475 | 1695 as argument instead of a raw buffer and length. This function additionally |
| 1696 transforms spaces to ASCII because this is what the callers in longobject, | |
| 1697 floatobject, and complexobject did anyways. */ | |
| 1698 | |
| 1699 #ifndef Py_LIMITED_API | |
| 1700 PyAPI_FUNC(PyObject*) _PyUnicode_TransformDecimalAndSpaceToASCII( | |
| 1701 PyObject *unicode /* Unicode object */ | |
| 1702 ); | |
| 1703 #endif | |
| 1704 | |
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1705 /* --- Locale encoding --------------------------------------------------- */ |
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1706 |
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1707 /* Decode a string from the current locale encoding. The decoder is strict if |
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1708 *surrogateescape* is equal to zero, otherwise it uses the 'surrogateescape' |
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1709 error handler (PEP 383) to escape undecodable bytes. If a byte sequence can |
|
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1710 be decoded as a surrogate character and *surrogateescape* is not equal to |
|
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1711 zero, the byte sequence is escaped using the 'surrogateescape' error handler |
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1712 instead of being decoded. *str* must end with a null character but cannot |
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1713 contain embedded null characters. */ |
|
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1714 |
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1715 PyAPI_FUNC(PyObject*) PyUnicode_DecodeLocaleAndSize( |
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1716 const char *str, |
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1717 Py_ssize_t len, |
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1718 const char *errors); |
|
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1719 |
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1720 /* Similar to PyUnicode_DecodeLocaleAndSize(), but compute the string |
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1721 length using strlen(). */ |
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1722 |
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1723 PyAPI_FUNC(PyObject*) PyUnicode_DecodeLocale( |
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1724 const char *str, |
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1725 const char *errors); |
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1726 |
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1727 /* Encode a Unicode object to the current locale encoding. The encoder is |
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1728 strict is *surrogateescape* is equal to zero, otherwise the |
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1729 "surrogateescape" error handler is used. Return a bytes object. The string |
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1730 cannot contain embedded null characters.. */ |
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1731 |
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1732 PyAPI_FUNC(PyObject*) PyUnicode_EncodeLocale( |
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1733 PyObject *unicode, |
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1734 const char *errors |
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1735 ); |
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1736 |
|
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1737 /* --- File system encoding ---------------------------------------------- */ |
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1738 |
|
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1739 /* ParseTuple converter: encode str objects to bytes using |
|
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1740 PyUnicode_EncodeFSDefault(); bytes objects are output as-is. */ |
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1741 |
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1742 PyAPI_FUNC(int) PyUnicode_FSConverter(PyObject*, void*); |
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1743 |
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1744 /* ParseTuple converter: decode bytes objects to unicode using |
|
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1745 PyUnicode_DecodeFSDefaultAndSize(); str objects are output as-is. */ |
|
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1746 |
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1747 PyAPI_FUNC(int) PyUnicode_FSDecoder(PyObject*, void*); |
|
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1748 |
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1749 /* Decode a null-terminated string using Py_FileSystemDefaultEncoding |
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1750 and the "surrogateescape" error handler. |
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1751 |
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1752 If Py_FileSystemDefaultEncoding is not set, fall back to the locale |
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1753 encoding. |
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1754 |
| 61601 | 1755 Use PyUnicode_DecodeFSDefaultAndSize() if the string length is known. |
|
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1756 */ |
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1757 |
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1758 PyAPI_FUNC(PyObject*) PyUnicode_DecodeFSDefault( |
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1759 const char *s /* encoded string */ |
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1760 ); |
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1761 |
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1762 /* Decode a string using Py_FileSystemDefaultEncoding |
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1764 |
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1765 If Py_FileSystemDefaultEncoding is not set, fall back to the locale |
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1766 encoding. |
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1767 */ |
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1768 |
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1769 PyAPI_FUNC(PyObject*) PyUnicode_DecodeFSDefaultAndSize( |
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1770 const char *s, /* encoded string */ |
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1771 Py_ssize_t size /* size */ |
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1772 ); |
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1773 |
|
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1774 /* Encode a Unicode object to Py_FileSystemDefaultEncoding with the |
| 61601 | 1775 "surrogateescape" error handler, and return bytes. |
|
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1776 |
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1777 If Py_FileSystemDefaultEncoding is not set, fall back to the locale |
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1778 encoding. |
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1779 */ |
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1780 |
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1781 PyAPI_FUNC(PyObject*) PyUnicode_EncodeFSDefault( |
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1782 PyObject *unicode |
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1783 ); |
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1784 |
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1785 /* --- Methods & Slots ---------------------------------------------------- |
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1786 |
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1787 These are capable of handling Unicode objects and strings on input |
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1788 (we refer to them as strings in the descriptions) and return |
|
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Fix a few typos in the unicode header.
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1789 Unicode objects or integers as appropriate. */ |
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1790 |
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1791 /* Concat two strings giving a new Unicode string. */ |
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1792 |
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1793 PyAPI_FUNC(PyObject*) PyUnicode_Concat( |
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1794 PyObject *left, /* Left string */ |
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1795 PyObject *right /* Right string */ |
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1798 /* Concat two strings and put the result in *pleft |
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1799 (sets *pleft to NULL on error) */ |
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1801 PyAPI_FUNC(void) PyUnicode_Append( |
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1802 PyObject **pleft, /* Pointer to left string */ |
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1803 PyObject *right /* Right string */ |
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1806 /* Concat two strings, put the result in *pleft and drop the right object |
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1807 (sets *pleft to NULL on error) */ |
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1809 PyAPI_FUNC(void) PyUnicode_AppendAndDel( |
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1810 PyObject **pleft, /* Pointer to left string */ |
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1811 PyObject *right /* Right string */ |
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1814 /* Split a string giving a list of Unicode strings. |
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1816 If sep is NULL, splitting will be done at all whitespace |
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1817 substrings. Otherwise, splits occur at the given separator. |
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1819 At most maxsplit splits will be done. If negative, no limit is set. |
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1821 Separators are not included in the resulting list. |
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1823 */ |
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1825 PyAPI_FUNC(PyObject*) PyUnicode_Split( |
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1826 PyObject *s, /* String to split */ |
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1827 PyObject *sep, /* String separator */ |
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1828 Py_ssize_t maxsplit /* Maxsplit count */ |
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1831 /* Dito, but split at line breaks. |
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1833 CRLF is considered to be one line break. Line breaks are not |
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1834 included in the resulting list. */ |
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1836 PyAPI_FUNC(PyObject*) PyUnicode_Splitlines( |
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1837 PyObject *s, /* String to split */ |
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1838 int keepends /* If true, line end markers are included */ |
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1841 /* Partition a string using a given separator. */ |
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1843 PyAPI_FUNC(PyObject*) PyUnicode_Partition( |
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1844 PyObject *s, /* String to partition */ |
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1845 PyObject *sep /* String separator */ |
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1848 /* Partition a string using a given separator, searching from the end of the |
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1849 string. */ |
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1851 PyAPI_FUNC(PyObject*) PyUnicode_RPartition( |
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1852 PyObject *s, /* String to partition */ |
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1853 PyObject *sep /* String separator */ |
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1856 /* Split a string giving a list of Unicode strings. |
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1858 If sep is NULL, splitting will be done at all whitespace |
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1859 substrings. Otherwise, splits occur at the given separator. |
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1861 At most maxsplit splits will be done. But unlike PyUnicode_Split |
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1862 PyUnicode_RSplit splits from the end of the string. If negative, |
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1863 no limit is set. |
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1865 Separators are not included in the resulting list. |
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1867 */ |
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1869 PyAPI_FUNC(PyObject*) PyUnicode_RSplit( |
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1870 PyObject *s, /* String to split */ |
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1871 PyObject *sep, /* String separator */ |
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1872 Py_ssize_t maxsplit /* Maxsplit count */ |
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1875 /* Translate a string by applying a character mapping table to it and |
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1876 return the resulting Unicode object. |
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1878 The mapping table must map Unicode ordinal integers to Unicode |
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1879 ordinal integers or None (causing deletion of the character). |
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1881 Mapping tables may be dictionaries or sequences. Unmapped character |
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1882 ordinals (ones which cause a LookupError) are left untouched and |
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1883 are copied as-is. |
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1885 */ |
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1887 PyAPI_FUNC(PyObject *) PyUnicode_Translate( |
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1888 PyObject *str, /* String */ |
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1889 PyObject *table, /* Translate table */ |
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1890 const char *errors /* error handling */ |
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1893 /* Join a sequence of strings using the given separator and return |
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1894 the resulting Unicode string. */ |
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1896 PyAPI_FUNC(PyObject*) PyUnicode_Join( |
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1897 PyObject *separator, /* Separator string */ |
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1898 PyObject *seq /* Sequence object */ |
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1901 /* Return 1 if substr matches str[start:end] at the given tail end, 0 |
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1902 otherwise. */ |
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1904 PyAPI_FUNC(Py_ssize_t) PyUnicode_Tailmatch( |
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1905 PyObject *str, /* String */ |
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1906 PyObject *substr, /* Prefix or Suffix string */ |
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1907 Py_ssize_t start, /* Start index */ |
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1908 Py_ssize_t end, /* Stop index */ |
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1909 int direction /* Tail end: -1 prefix, +1 suffix */ |
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1911 |
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1912 /* Return the first position of substr in str[start:end] using the |
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1913 given search direction or -1 if not found. -2 is returned in case |
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1914 an error occurred and an exception is set. */ |
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1915 |
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1916 PyAPI_FUNC(Py_ssize_t) PyUnicode_Find( |
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1917 PyObject *str, /* String */ |
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1918 PyObject *substr, /* Substring to find */ |
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1919 Py_ssize_t start, /* Start index */ |
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1920 Py_ssize_t end, /* Stop index */ |
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1921 int direction /* Find direction: +1 forward, -1 backward */ |
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1922 ); |
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1923 |
| 72475 | 1924 /* Like PyUnicode_Find, but search for single character only. */ |
| 1925 PyAPI_FUNC(Py_ssize_t) PyUnicode_FindChar( | |
| 1926 PyObject *str, | |
| 1927 Py_UCS4 ch, | |
| 1928 Py_ssize_t start, | |
| 1929 Py_ssize_t end, | |
| 1930 int direction | |
| 1931 ); | |
| 1932 | |
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1933 /* Count the number of occurrences of substr in str[start:end]. */ |
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1934 |
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1935 PyAPI_FUNC(Py_ssize_t) PyUnicode_Count( |
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1936 PyObject *str, /* String */ |
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1937 PyObject *substr, /* Substring to count */ |
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1938 Py_ssize_t start, /* Start index */ |
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1939 Py_ssize_t end /* Stop index */ |
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1940 ); |
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1941 |
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1942 /* Replace at most maxcount occurrences of substr in str with replstr |
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1943 and return the resulting Unicode object. */ |
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1944 |
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1945 PyAPI_FUNC(PyObject *) PyUnicode_Replace( |
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1946 PyObject *str, /* String */ |
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1947 PyObject *substr, /* Substring to find */ |
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1948 PyObject *replstr, /* Substring to replace */ |
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1949 Py_ssize_t maxcount /* Max. number of replacements to apply; |
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1950 -1 = all */ |
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1951 ); |
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1952 |
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1953 /* Compare two strings and return -1, 0, 1 for less than, equal, |
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1954 greater than resp. */ |
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1955 |
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1956 PyAPI_FUNC(int) PyUnicode_Compare( |
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1957 PyObject *left, /* Left string */ |
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1958 PyObject *right /* Right string */ |
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1959 ); |
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1960 |
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1961 PyAPI_FUNC(int) PyUnicode_CompareWithASCIIString( |
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1962 PyObject *left, |
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1963 const char *right /* ASCII-encoded string */ |
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1964 ); |
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1965 |
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1966 /* Rich compare two strings and return one of the following: |
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1967 |
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1968 - NULL in case an exception was raised |
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1969 - Py_True or Py_False for successfully comparisons |
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1970 - Py_NotImplemented in case the type combination is unknown |
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1971 |
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1972 Note that Py_EQ and Py_NE comparisons can cause a UnicodeWarning in |
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1973 case the conversion of the arguments to Unicode fails with a |
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1974 UnicodeDecodeError. |
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1975 |
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1976 Possible values for op: |
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1977 |
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1978 Py_GT, Py_GE, Py_EQ, Py_NE, Py_LT, Py_LE |
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1979 |
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1980 */ |
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1981 |
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1982 PyAPI_FUNC(PyObject *) PyUnicode_RichCompare( |
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1983 PyObject *left, /* Left string */ |
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1984 PyObject *right, /* Right string */ |
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1985 int op /* Operation: Py_EQ, Py_NE, Py_GT, etc. */ |
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1986 ); |
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1987 |
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1988 /* Apply a argument tuple or dictionary to a format string and return |
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1989 the resulting Unicode string. */ |
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1990 |
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1991 PyAPI_FUNC(PyObject *) PyUnicode_Format( |
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1992 PyObject *format, /* Format string */ |
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1993 PyObject *args /* Argument tuple or dictionary */ |
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1994 ); |
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1995 |
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1996 /* Checks whether element is contained in container and return 1/0 |
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1997 accordingly. |
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1998 |
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1999 element has to coerce to an one element Unicode string. -1 is |
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2000 returned in case of an error. */ |
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2001 |
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2002 PyAPI_FUNC(int) PyUnicode_Contains( |
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2003 PyObject *container, /* Container string */ |
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2004 PyObject *element /* Element string */ |
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2005 ); |
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2006 |
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2007 /* Checks whether the string contains any NUL characters. */ |
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2008 |
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2009 #ifndef Py_LIMITED_API |
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2010 PyAPI_FUNC(int) _PyUnicode_HasNULChars(PyObject *); |
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2011 #endif |
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2012 |
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2013 /* Checks whether argument is a valid identifier. */ |
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2014 |
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2015 PyAPI_FUNC(int) PyUnicode_IsIdentifier(PyObject *s); |
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2016 |
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2017 #ifndef Py_LIMITED_API |
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2018 /* Externally visible for str.strip(unicode) */ |
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2019 PyAPI_FUNC(PyObject *) _PyUnicode_XStrip( |
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2020 PyObject *self, |
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2021 int striptype, |
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2022 PyObject *sepobj |
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2023 ); |
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2024 #endif |
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2026 /* Using explicit passed-in values, insert the thousands grouping |
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2027 into the string pointed to by buffer. For the argument descriptions, |
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2028 see Objects/stringlib/localeutil.h */ |
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2029 #ifndef Py_LIMITED_API |
| 72475 | 2030 PyAPI_FUNC(Py_ssize_t) _PyUnicode_InsertThousandsGrouping( |
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2031 PyObject *unicode, |
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2032 Py_ssize_t index, |
| 72475 | 2033 Py_ssize_t n_buffer, |
| 2034 void *digits, | |
| 2035 Py_ssize_t n_digits, | |
| 2036 Py_ssize_t min_width, | |
| 2037 const char *grouping, | |
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2038 PyObject *thousands_sep, |
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2039 Py_UCS4 *maxchar); |
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2040 #endif |
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2041 /* === Characters Type APIs =============================================== */ |
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2042 |
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2043 /* Helper array used by Py_UNICODE_ISSPACE(). */ |
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2044 |
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2045 #ifndef Py_LIMITED_API |
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2046 PyAPI_DATA(const unsigned char) _Py_ascii_whitespace[]; |
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2047 |
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2048 /* These should not be used directly. Use the Py_UNICODE_IS* and |
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2049 Py_UNICODE_TO* macros instead. |
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2051 These APIs are implemented in Objects/unicodectype.c. |
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2052 |
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2053 */ |
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2054 |
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2055 PyAPI_FUNC(int) _PyUnicode_IsLowercase( |
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2056 Py_UCS4 ch /* Unicode character */ |
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2057 ); |
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2058 |
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2059 PyAPI_FUNC(int) _PyUnicode_IsUppercase( |
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2060 Py_UCS4 ch /* Unicode character */ |
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2063 PyAPI_FUNC(int) _PyUnicode_IsTitlecase( |
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2064 Py_UCS4 ch /* Unicode character */ |
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2065 ); |
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2066 |
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2067 PyAPI_FUNC(int) _PyUnicode_IsXidStart( |
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2068 Py_UCS4 ch /* Unicode character */ |
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2069 ); |
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2070 |
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2071 PyAPI_FUNC(int) _PyUnicode_IsXidContinue( |
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2072 Py_UCS4 ch /* Unicode character */ |
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2073 ); |
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2074 |
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2075 PyAPI_FUNC(int) _PyUnicode_IsWhitespace( |
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2076 const Py_UCS4 ch /* Unicode character */ |
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2077 ); |
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2078 |
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2079 PyAPI_FUNC(int) _PyUnicode_IsLinebreak( |
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2080 const Py_UCS4 ch /* Unicode character */ |
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2081 ); |
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2082 |
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2083 PyAPI_FUNC(Py_UCS4) _PyUnicode_ToLowercase( |
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2084 Py_UCS4 ch /* Unicode character */ |
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2085 ); |
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2086 |
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2087 PyAPI_FUNC(Py_UCS4) _PyUnicode_ToUppercase( |
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2088 Py_UCS4 ch /* Unicode character */ |
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2089 ); |
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2090 |
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2091 PyAPI_FUNC(Py_UCS4) _PyUnicode_ToTitlecase( |
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2092 Py_UCS4 ch /* Unicode character */ |
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2093 ); |
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2094 |
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2095 PyAPI_FUNC(int) _PyUnicode_ToLowerFull( |
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2096 Py_UCS4 ch, /* Unicode character */ |
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2097 Py_UCS4 *res |
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2098 ); |
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2099 |
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2100 PyAPI_FUNC(int) _PyUnicode_ToTitleFull( |
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2101 Py_UCS4 ch, /* Unicode character */ |
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2102 Py_UCS4 *res |
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2104 |
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2105 PyAPI_FUNC(int) _PyUnicode_ToUpperFull( |
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2106 Py_UCS4 ch, /* Unicode character */ |
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2107 Py_UCS4 *res |
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2108 ); |
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2109 |
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2110 PyAPI_FUNC(int) _PyUnicode_ToFoldedFull( |
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2111 Py_UCS4 ch, /* Unicode character */ |
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2112 Py_UCS4 *res |
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2113 ); |
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2115 PyAPI_FUNC(int) _PyUnicode_IsCaseIgnorable( |
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2116 Py_UCS4 ch /* Unicode character */ |
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2118 |
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2119 PyAPI_FUNC(int) _PyUnicode_IsCased( |
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2120 Py_UCS4 ch /* Unicode character */ |
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2123 PyAPI_FUNC(int) _PyUnicode_ToDecimalDigit( |
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2124 Py_UCS4 ch /* Unicode character */ |
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2127 PyAPI_FUNC(int) _PyUnicode_ToDigit( |
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2128 Py_UCS4 ch /* Unicode character */ |
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2131 PyAPI_FUNC(double) _PyUnicode_ToNumeric( |
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2132 Py_UCS4 ch /* Unicode character */ |
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2135 PyAPI_FUNC(int) _PyUnicode_IsDecimalDigit( |
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|
2136 Py_UCS4 ch /* Unicode character */ |
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2137 ); |
|
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2138 |
|
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|
2139 PyAPI_FUNC(int) _PyUnicode_IsDigit( |
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parents:
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2140 Py_UCS4 ch /* Unicode character */ |
|
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parents:
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changeset
|
2141 ); |
|
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|
2142 |
|
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2143 PyAPI_FUNC(int) _PyUnicode_IsNumeric( |
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2144 Py_UCS4 ch /* Unicode character */ |
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2145 ); |
|
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2146 |
|
47611
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#2630: Implement PEP 3138.
Georg Brandl <georg@python.org>
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|
2147 PyAPI_FUNC(int) _PyUnicode_IsPrintable( |
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2148 Py_UCS4 ch /* Unicode character */ |
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2149 ); |
|
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|
2150 |
|
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2151 PyAPI_FUNC(int) _PyUnicode_IsAlpha( |
|
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2152 Py_UCS4 ch /* Unicode character */ |
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13352
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Marc-André Lemburg <mal@egenix.com>
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2153 ); |
|
d88535ccaee5
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Marc-André Lemburg <mal@egenix.com>
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2154 |
|
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Issue #9425: Create Py_UNICODE_strncmp() function
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|
2155 PyAPI_FUNC(size_t) Py_UNICODE_strlen( |
|
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|
2156 const Py_UNICODE *u |
|
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2157 ); |
|
42013
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Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
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2158 |
|
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|
2159 PyAPI_FUNC(Py_UNICODE*) Py_UNICODE_strcpy( |
|
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|
2160 Py_UNICODE *s1, |
|
b089ed576b13
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2161 const Py_UNICODE *s2); |
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|
2162 |
|
64372
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Create Py_UNICODE_strcat() function
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64349
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|
2163 PyAPI_FUNC(Py_UNICODE*) Py_UNICODE_strcat( |
|
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|
2164 Py_UNICODE *s1, const Py_UNICODE *s2); |
|
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|
2165 |
|
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|
2166 PyAPI_FUNC(Py_UNICODE*) Py_UNICODE_strncpy( |
|
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Victor Stinner <victor.stinner@haypocalc.com>
parents:
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|
2167 Py_UNICODE *s1, |
|
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|
2168 const Py_UNICODE *s2, |
|
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Issue #9425: Create Py_UNICODE_strncmp() function
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|
2169 size_t n); |
|
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Martin v. Löwis <martin@v.loewis.de>
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|
2170 |
|
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|
2171 PyAPI_FUNC(int) Py_UNICODE_strcmp( |
|
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Victor Stinner <victor.stinner@haypocalc.com>
parents:
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changeset
|
2172 const Py_UNICODE *s1, |
|
b089ed576b13
Issue #9425: Create Py_UNICODE_strncmp() function
Victor Stinner <victor.stinner@haypocalc.com>
parents:
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|
2173 const Py_UNICODE *s2 |
|
b089ed576b13
Issue #9425: Create Py_UNICODE_strncmp() function
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parents:
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|
2174 ); |
|
b089ed576b13
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Victor Stinner <victor.stinner@haypocalc.com>
parents:
63963
diff
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|
2175 |
|
b089ed576b13
Issue #9425: Create Py_UNICODE_strncmp() function
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63963
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|
2176 PyAPI_FUNC(int) Py_UNICODE_strncmp( |
|
b089ed576b13
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|
2177 const Py_UNICODE *s1, |
|
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|
2178 const Py_UNICODE *s2, |
|
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|
2179 size_t n |
|
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2180 ); |
|
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|
2181 |
|
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|
2182 PyAPI_FUNC(Py_UNICODE*) Py_UNICODE_strchr( |
|
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|
2183 const Py_UNICODE *s, |
|
b089ed576b13
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|
2184 Py_UNICODE c |
|
42013
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|
2185 ); |
|
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Make identifiers str (not str8) objects throughout.
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diff
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|
2186 |
|
63912
a3853bfa2518
Issue #9425: create Py_UNICODE_strrchr() function
Victor Stinner <victor.stinner@haypocalc.com>
parents:
62530
diff
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|
2187 PyAPI_FUNC(Py_UNICODE*) Py_UNICODE_strrchr( |
|
64081
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|
2188 const Py_UNICODE *s, |
|
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|
2189 Py_UNICODE c |
|
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|
2190 ); |
|
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|
2191 |
|
64373
1f04b0076fd8
Create PyUnicode_strdup() function
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64372
diff
changeset
|
2192 /* Create a copy of a unicode string ending with a nul character. Return NULL |
|
1f04b0076fd8
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|
2193 and raise a MemoryError exception on memory allocation failure, otherwise |
|
1f04b0076fd8
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parents:
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diff
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|
2194 return a new allocated buffer (use PyMem_Free() to free the buffer). */ |
|
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diff
changeset
|
2195 |
|
64397
98f337a6957c
Rename PyUnicode_strdup() to PyUnicode_AsUnicodeCopy()
Victor Stinner <victor.stinner@haypocalc.com>
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64373
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|
2196 PyAPI_FUNC(Py_UNICODE*) PyUnicode_AsUnicodeCopy( |
|
64373
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diff
changeset
|
2197 PyObject *unicode |
|
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|
2198 ); |
|
66664
62b61abd02b8
Merge branches/pep-0384.
Martin v. Löwis <martin@v.loewis.de>
parents:
66203
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|
2199 #endif /* Py_LIMITED_API */ |
|
64373
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|
2200 |
|
72714
6f03716079a9
Don't check for the maximum character when copying from unicodeobject.c
Victor Stinner <victor.stinner@haypocalc.com>
parents:
72705
diff
changeset
|
2201 #if defined(Py_DEBUG) && !defined(Py_LIMITED_API) |
|
6f03716079a9
Don't check for the maximum character when copying from unicodeobject.c
Victor Stinner <victor.stinner@haypocalc.com>
parents:
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diff
changeset
|
2202 PyAPI_FUNC(int) _PyUnicode_CheckConsistency( |
|
73337
783b4b9dfa5e
Replace PyUnicodeObject type by PyObject
Victor Stinner <victor.stinner@haypocalc.com>
parents:
73302
diff
changeset
|
2203 PyObject *op, |
|
72714
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Don't check for the maximum character when copying from unicodeobject.c
Victor Stinner <victor.stinner@haypocalc.com>
parents:
72705
diff
changeset
|
2204 int check_content); |
|
6f03716079a9
Don't check for the maximum character when copying from unicodeobject.c
Victor Stinner <victor.stinner@haypocalc.com>
parents:
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diff
changeset
|
2205 #endif |
|
6f03716079a9
Don't check for the maximum character when copying from unicodeobject.c
Victor Stinner <victor.stinner@haypocalc.com>
parents:
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diff
changeset
|
2206 |
|
72835
5e33219492bc
Add API for static strings, primarily good for identifiers.
Martin v. Löwis <martin@v.loewis.de>
parents:
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diff
changeset
|
2207 /* Return an interned Unicode object for an Identifier; may fail if there is no memory.*/ |
|
5e33219492bc
Add API for static strings, primarily good for identifiers.
Martin v. Löwis <martin@v.loewis.de>
parents:
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diff
changeset
|
2208 PyAPI_FUNC(PyObject*) _PyUnicode_FromId(_Py_Identifier*); |
|
5e33219492bc
Add API for static strings, primarily good for identifiers.
Martin v. Löwis <martin@v.loewis.de>
parents:
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diff
changeset
|
2209 /* Clear all static strings. */ |
|
5e33219492bc
Add API for static strings, primarily good for identifiers.
Martin v. Löwis <martin@v.loewis.de>
parents:
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diff
changeset
|
2210 PyAPI_FUNC(void) _PyUnicode_ClearStaticStrings(void); |
|
5e33219492bc
Add API for static strings, primarily good for identifiers.
Martin v. Löwis <martin@v.loewis.de>
parents:
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diff
changeset
|
2211 |
|
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Unicode implementation by Marc-Andre Lemburg based on original code by Fredrik Lundh.
Guido van Rossum <guido@python.org>
parents:
diff
changeset
|
2212 #ifdef __cplusplus |
|
be98e055e39d
Unicode implementation by Marc-Andre Lemburg based on original code by Fredrik Lundh.
Guido van Rossum <guido@python.org>
parents:
diff
changeset
|
2213 } |
|
be98e055e39d
Unicode implementation by Marc-Andre Lemburg based on original code by Fredrik Lundh.
Guido van Rossum <guido@python.org>
parents:
diff
changeset
|
2214 #endif |
|
be98e055e39d
Unicode implementation by Marc-Andre Lemburg based on original code by Fredrik Lundh.
Guido van Rossum <guido@python.org>
parents:
diff
changeset
|
2215 #endif /* !Py_UNICODEOBJECT_H */ |