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annotate Modules/_sha3/sha3module.c @ 79691:05c8928362ee

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Merge __next__ method link fixes with 3.3.
author Ezio Melotti <ezio.melotti@gmail.com>
date Fri, 12 Oct 2012 13:46:37 +0300
parents d82a978dbb46
children b397b0c08f69
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
79502
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1 /* SHA3 module
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2 *
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3 * This module provides an interface to the SHA3 algorithm
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4 *
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5 * See below for information about the original code this module was
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6 * based upon. Additional work performed by:
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7 *
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8 * Andrew Kuchling (amk@amk.ca)
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9 * Greg Stein (gstein@lyra.org)
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10 * Trevor Perrin (trevp@trevp.net)
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11 * Gregory P. Smith (greg@krypto.org)
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12 *
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13 * Copyright (C) 2012 Christian Heimes (christian@python.org)
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14 * Licensed to PSF under a Contributor Agreement.
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15 *
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16 */
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17
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18 #include "Python.h"
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19 #include "../hashlib.h"
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20
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21 /* **************************************************************************
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22 * SHA-3 (Keccak)
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23 *
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24 * The code is based on KeccakReferenceAndOptimized-3.2.zip from 29 May 2012.
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25 *
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26 * The reference implementation is altered in this points:
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27 * - C++ comments are converted to ANSI C comments.
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28 * - All functions and globals are declared static.
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29 * - The typedef for UINT64 is commented out.
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30 * - KeccakF-1600-opt[32|64]-settings.h are commented out
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31 * - Some unused functions are commented out to silence compiler warnings.
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32 *
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33 * In order to avoid name clashes with other software I have to declare all
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34 * Keccak functions and global data as static. The C code is directly
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35 * included into this file in order to access the static functions.
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36 *
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37 * Keccak can be tuned with several paramenters. I try to explain all options
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38 * as far as I understand them. The reference implementation also contains
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39 * assembler code for ARM platforms (NEON instructions).
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40 *
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41 * Common
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42 * ======
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43 *
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44 * Options:
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45 * UseBebigokimisa, Unrolling
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46 *
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47 * - Unrolling: loop unrolling (24, 12, 8, 6, 4, 3, 2, 1)
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48 * - UseBebigokimisa: lane complementing
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49 *
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50 * 64bit platforms
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51 * ===============
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52 *
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53 * Additional options:
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54 * UseSSE, UseOnlySIMD64, UseMMX, UseXOP, UseSHLD
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55 *
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56 * Optimized instructions (disabled by default):
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57 * - UseSSE: use Stream SIMD extensions
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58 * o UseOnlySIMD64: limit to 64bit instructions, otherwise 128bit
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59 * o w/o UseOnlySIMD64: requires compiler agument -mssse3 or -mtune
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60 * - UseMMX: use 64bit MMX instructions
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61 * - UseXOP: use AMD's eXtended Operations (128bit SSE extension)
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62 *
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63 * Other:
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64 * - Unrolling: default 24
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65 * - UseBebigokimisa: default 1
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66 *
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67 * When neither UseSSE, UseMMX nor UseXOP is configured, ROL64 (rotate left
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68 * 64) is implemented as:
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69 * - Windows: _rotl64()
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70 * - UseSHLD: use shld (shift left) asm optimization
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71 * - otherwise: shift and xor
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72 *
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73 * UseBebigokimisa can't be used in combination with UseSSE, UseMMX or
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74 * UseXOP. UseOnlySIMD64 has no effect unless UseSSE is specified.
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75 *
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76 * Tests have shown that UseSSE + UseOnlySIMD64 is about three to four
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77 * times SLOWER than UseBebigokimisa. UseSSE and UseMMX are about two times
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78 * slower. (tested by CH and AP)
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79 *
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80 * 32bit platforms
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81 * ===============
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82 *
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83 * Additional options:
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84 * UseInterleaveTables, UseSchedule
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85 *
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86 * - Unrolling: default 2
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87 * - UseBebigokimisa: default n/a
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88 * - UseSchedule: ???, (1, 2, 3; default 3)
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89 * - UseInterleaveTables: use two 64k lookup tables for (de)interleaving
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90 * default: n/a
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91 *
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92 * schedules:
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93 * - 3: no UseBebigokimisa, Unrolling must be 2
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94 * - 2 + 1: ???
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95 *
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96 * *************************************************************************/
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97
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98 #if SIZEOF_VOID_P == 8 && defined(PY_UINT64_T)
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99 /* 64bit platforms with unsigned int64 */
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100 #define KeccakImplementation 64
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101 #define Unrolling 24
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102 #define UseBebigokimisa
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103 typedef PY_UINT64_T UINT64;
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104 #elif SIZEOF_VOID_P == 4 && defined(PY_UINT64_T)
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105 /* 32bit platforms with unsigned int64 */
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106 #define KeccakImplementation 32
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107 #define Unrolling 2
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108 #define UseSchedule 3
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109 typedef PY_UINT64_T UINT64;
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110 #else
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111 /* 32 or 64bit platforms without unsigned int64 */
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112 #define KeccakImplementation 32
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113 #define Unrolling 2
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114 #define UseSchedule 3
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115 #define UseInterleaveTables
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116 #endif
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117
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118 /* replacement for brg_endian.h
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119 #define IS_BIG_ENDIAN BIG_ENDIAN
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120 #define IS_LITTLE_ENDIAN LITTLE_ENDIAN
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121 #define PLATFORM_BYTE_ORDER BYTE_ORDER
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122 */
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123
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124 /* inline all Keccak dependencies */
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125 #include "keccak/KeccakNISTInterface.h"
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126 #include "keccak/KeccakNISTInterface.c"
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127 #include "keccak/KeccakSponge.c"
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128 #if KeccakImplementation == 64
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129 #include "keccak/KeccakF-1600-opt64.c"
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130 #elif KeccakImplementation == 32
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131 #include "keccak/KeccakF-1600-opt32.c"
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132 #endif
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133
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134 #define SHA3_BLOCKSIZE 200 /* 1600 bits */
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135 #define SHA3_MAX_DIGESTSIZE 64 /* 512 bits */
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136 #define SHA3_state hashState
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137 #define SHA3_init Init
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138 #define SHA3_process Update
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139 #define SHA3_done Final
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140 #define SHA3_copystate(dest, src) memcpy(&(dest), &(src), sizeof(SHA3_state))
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141 #define SHA3_clearstate(state) memset(&(state), 0, sizeof(SHA3_state))
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142
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143 /* The structure for storing SHA3 info */
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144
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145 typedef struct {
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146 PyObject_HEAD
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147 int hashbitlen;
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148 SHA3_state hash_state;
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149 #ifdef WITH_THREAD
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150 PyThread_type_lock lock;
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151 #endif
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152
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153 } SHA3object;
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154
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155 static PyTypeObject SHA3type;
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156
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157
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158 static SHA3object *
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159 newSHA3object(int hashbitlen)
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160 {
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161 SHA3object *newobj;
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162
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163 /* check hashbitlen */
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164 switch(hashbitlen) {
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165 /* supported hash length */
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166 case 224:
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167 break;
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168 case 256:
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169 break;
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170 case 384:
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171 break;
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172 case 512:
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173 break;
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174 case 0:
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175 /* arbitrarily-long output isn't supported by this module */
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176 default:
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177 /* everything else is an error */
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178 PyErr_SetString(PyExc_ValueError,
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179 "hashbitlen must be one of 224, 256, 384 or 512.");
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180 return NULL;
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181 }
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182 newobj = (SHA3object *)PyObject_New(SHA3object, &SHA3type);
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183 if (newobj == NULL) {
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184 return NULL;
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185 }
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186 newobj->hashbitlen = hashbitlen;
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187 #ifdef WITH_THREAD
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188 newobj->lock = NULL;
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189 #endif
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190 return newobj;
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191 }
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192
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193
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194 /* Internal methods for a hash object */
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195
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196 static void
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197 SHA3_dealloc(SHA3object *self)
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198 {
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199 SHA3_clearstate(self->hash_state);
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200 #ifdef WITH_THREAD
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201 if (self->lock) {
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202 PyThread_free_lock(self->lock);
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203 }
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204 #endif
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205 PyObject_Del(self);
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206 }
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207
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208
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209 /* External methods for a hash object */
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210
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211 PyDoc_STRVAR(SHA3_copy__doc__, "Return a copy of the hash object.");
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212
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213 static PyObject *
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214 SHA3_copy(SHA3object *self, PyObject *unused)
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215 {
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216 SHA3object *newobj;
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217
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218 if ((newobj = newSHA3object(self->hashbitlen)) == NULL) {
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219 return NULL;
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220 }
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221 ENTER_HASHLIB(self);
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222 SHA3_copystate(newobj->hash_state, self->hash_state);
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223 LEAVE_HASHLIB(self);
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224 return (PyObject *)newobj;
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225 }
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226
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227
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228 PyDoc_STRVAR(SHA3_digest__doc__,
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229 "Return the digest value as a string of binary data.");
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230
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231 static PyObject *
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232 SHA3_digest(SHA3object *self, PyObject *unused)
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233 {
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234 unsigned char digest[SHA3_MAX_DIGESTSIZE];
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235 SHA3_state temp;
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236 HashReturn res;
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237
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238 ENTER_HASHLIB(self);
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239 SHA3_copystate(temp, self->hash_state);
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240 LEAVE_HASHLIB(self);
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241 res = SHA3_done(&temp, digest);
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242 SHA3_clearstate(temp);
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243 if (res != SUCCESS) {
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244 PyErr_SetString(PyExc_RuntimeError, "internal error in SHA3 Final()");
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245 return NULL;
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246 }
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247 return PyBytes_FromStringAndSize((const char *)digest,
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248 self->hashbitlen / 8);
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249 }
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250
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251
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252 PyDoc_STRVAR(SHA3_hexdigest__doc__,
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253 "Return the digest value as a string of hexadecimal digits.");
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254
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255 static PyObject *
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256 SHA3_hexdigest(SHA3object *self, PyObject *unused)
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257 {
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258 unsigned char digest[SHA3_MAX_DIGESTSIZE];
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259 SHA3_state temp;
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260 HashReturn res;
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261 PyObject *retval;
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262 Py_UCS1 *hex_digest;
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263 int digestlen, i, j;
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264
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265 /* Get the raw (binary) digest value */
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266 ENTER_HASHLIB(self);
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267 SHA3_copystate(temp, self->hash_state);
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268 LEAVE_HASHLIB(self);
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269 res = SHA3_done(&temp, digest);
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270 SHA3_clearstate(temp);
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271 if (res != SUCCESS) {
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272 PyErr_SetString(PyExc_RuntimeError, "internal error in SHA3 Final()");
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273 return NULL;
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274 }
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275
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276 /* Create a new string */
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277 digestlen = self->hashbitlen / 8;
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278 retval = PyUnicode_New(digestlen * 2, 127);
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279 if (!retval)
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280 return NULL;
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281 hex_digest = PyUnicode_1BYTE_DATA(retval);
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282
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283 /* Make hex version of the digest */
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284 for(i=j=0; i < digestlen; i++) {
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285 unsigned char c;
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286 c = (digest[i] >> 4) & 0xf;
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287 hex_digest[j++] = Py_hexdigits[c];
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288 c = (digest[i] & 0xf);
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289 hex_digest[j++] = Py_hexdigits[c];
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290 }
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291 assert(_PyUnicode_CheckConsistency(retval, 1));
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292 return retval;
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293 }
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294
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295 PyDoc_STRVAR(SHA3_update__doc__,
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296 "Update this hash object's state with the provided string.");
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297
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298 static PyObject *
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299 SHA3_update(SHA3object *self, PyObject *args)
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300 {
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301 PyObject *obj;
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302 Py_buffer buf;
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303 HashReturn res;
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304
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305 if (!PyArg_ParseTuple(args, "O:update", &obj))
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306 return NULL;
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307
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308 GET_BUFFER_VIEW_OR_ERROUT(obj, &buf);
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309
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310 /* add new data, the function takes the length in bits not bytes */
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311 #ifdef WITH_THREADS
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312 if (self->lock == NULL && buf.len >= HASHLIB_GIL_MINSIZE) {
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313 self->lock = PyThread_allocate_lock();
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314 }
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315 /* Once a lock exists all code paths must be synchronized. We have to
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316 * release the GIL even for small buffers as acquiring the lock may take
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317 * an unlimited amount of time when another thread updates this object
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318 * with lots of data. */
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319 if (self->lock) {
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320 Py_BEGIN_ALLOW_THREADS
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321 PyThread_acquire_lock(self->lock, 1);
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322 res = SHA3_process(&self->hash_state, buf.buf, buf.len * 8);
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323 PyThread_release_lock(self->lock);
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324 Py_END_ALLOW_THREADS
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325 }
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326 else {
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327 res = SHA3_process(&self->hash_state, buf.buf, buf.len * 8);
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328 }
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329 #else
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Christian Heimes <christian@cheimes.de>
parents:
diff changeset
330 res = SHA3_process(&self->hash_state, buf.buf, buf.len * 8);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
331 #endif
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
332 LEAVE_HASHLIB(self);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
333
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
334 if (res != SUCCESS) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
335 PyBuffer_Release(&buf);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
336 PyErr_SetString(PyExc_RuntimeError,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
337 "internal error in SHA3 Update()");
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
338 return NULL;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
339 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
340
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
341 PyBuffer_Release(&buf);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
342 Py_INCREF(Py_None);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
343 return Py_None;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
344 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
345
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
346 static PyMethodDef SHA3_methods[] = {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
347 {"copy", (PyCFunction)SHA3_copy, METH_NOARGS,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
348 SHA3_copy__doc__},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
349 {"digest", (PyCFunction)SHA3_digest, METH_NOARGS,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
350 SHA3_digest__doc__},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
351 {"hexdigest", (PyCFunction)SHA3_hexdigest, METH_NOARGS,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
352 SHA3_hexdigest__doc__},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
353 {"update", (PyCFunction)SHA3_update, METH_VARARGS,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
354 SHA3_update__doc__},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
355 {NULL, NULL} /* sentinel */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
356 };
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
357
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
358 static PyObject *
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
359 SHA3_get_block_size(SHA3object *self, void *closure)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
360 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
361 return PyLong_FromLong(SHA3_BLOCKSIZE);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
362 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
363
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
364 static PyObject *
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
365 SHA3_get_name(SHA3object *self, void *closure)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
366 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
367 return PyUnicode_FromFormat("sha3_%i", self->hashbitlen);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
368 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
369
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
370 static PyObject *
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
371 SHA3_get_digest_size(SHA3object *self, void *closure)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
372 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
373 return PyLong_FromLong(self->hashbitlen / 8);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
374 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
375
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
376
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
377 static PyGetSetDef SHA3_getseters[] = {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
378 {"block_size", (getter)SHA3_get_block_size, NULL, NULL, NULL},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
379 {"name", (getter)SHA3_get_name, NULL, NULL, NULL},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
380 {"digest_size", (getter)SHA3_get_digest_size, NULL, NULL, NULL},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
381 {NULL} /* Sentinel */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
382 };
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
383
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
384 static PyTypeObject SHA3type = {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
385 PyVarObject_HEAD_INIT(NULL, 0)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
386 "_sha3.SHA3", /* tp_name */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
387 sizeof(SHA3object), /* tp_size */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
388 0, /* tp_itemsize */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
389 /* methods */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
390 (destructor)SHA3_dealloc, /* tp_dealloc */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
391 0, /* tp_print */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
392 0, /* tp_getattr */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
393 0, /* tp_setattr */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
394 0, /* tp_reserved */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
395 0, /* tp_repr */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
396 0, /* tp_as_number */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
397 0, /* tp_as_sequence */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
398 0, /* tp_as_mapping */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
399 0, /* tp_hash */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
400 0, /* tp_call */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
401 0, /* tp_str */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
402 0, /* tp_getattro */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
403 0, /* tp_setattro */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
404 0, /* tp_as_buffer */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
405 Py_TPFLAGS_DEFAULT, /* tp_flags */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
406 0, /* tp_doc */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
407 0, /* tp_traverse */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
408 0, /* tp_clear */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
409 0, /* tp_richcompare */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
410 0, /* tp_weaklistoffset */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
411 0, /* tp_iter */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
412 0, /* tp_iternext */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
413 SHA3_methods, /* tp_methods */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
414 NULL, /* tp_members */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
415 SHA3_getseters, /* tp_getset */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
416 };
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
417
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
418
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
419 /* constructor helper */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
420 static PyObject *
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
421 SHA3_factory(PyObject *args, PyObject *kwdict, const char *fmt,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
422 int hashbitlen)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
423 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
424 SHA3object *newobj = NULL;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
425 static char *kwlist[] = {"string", NULL};
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
426 PyObject *data_obj = NULL;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
427 Py_buffer buf;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
428 HashReturn res;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
429
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
430 if (!PyArg_ParseTupleAndKeywords(args, kwdict, fmt, kwlist,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
431 &data_obj)) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
432 return NULL;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
433 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
434
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
435 if (data_obj)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
436 GET_BUFFER_VIEW_OR_ERROUT(data_obj, &buf);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
437
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
438 if ((newobj = newSHA3object(hashbitlen)) == NULL) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
439 goto error;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
440 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
441
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
442 if (SHA3_init(&newobj->hash_state, hashbitlen) != SUCCESS) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
443 PyErr_SetString(PyExc_RuntimeError,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
444 "internal error in SHA3 Update()");
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
445 goto error;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
446 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
447
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
448 if (data_obj) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
449 #ifdef WITH_THREADS
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
450 if (buf.len >= HASHLIB_GIL_MINSIZE) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
451 /* invariant: New objects can't be accessed by other code yet,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
452 * thus it's safe to release the GIL without locking the object.
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
453 */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
454 Py_BEGIN_ALLOW_THREADS
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
455 res = SHA3_process(&newobj->hash_state, buf.buf, buf.len * 8);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
456 Py_END_ALLOW_THREADS
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
457 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
458 else {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
459 res = SHA3_process(&newobj->hash_state, buf.buf, buf.len * 8);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
460 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
461 #else
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
462 res = SHA3_process(&newobj->hash_state, buf.buf, buf.len * 8);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
463 #endif
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
464 if (res != SUCCESS) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
465 PyErr_SetString(PyExc_RuntimeError,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
466 "internal error in SHA3 Update()");
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
467 goto error;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
468 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
469 PyBuffer_Release(&buf);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
470 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
471
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
472 return (PyObject *)newobj;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
473
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
474 error:
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
475 if (newobj) {
79515
8b2546165960 fix possible memory leak, dealloc newobj
Christian Heimes <christian@cheimes.de>
parents: 79502
diff changeset
476 SHA3_dealloc(newobj);
79502
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
477 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
478 if (data_obj) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
479 PyBuffer_Release(&buf);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
480 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
481 return NULL;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
482
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
483 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
484
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
485 PyDoc_STRVAR(sha3_224__doc__,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
486 "sha3_224([string]) -> SHA3 object\n\
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
487 \n\
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
488 Return a new SHA3 hash object with a hashbit length of 28 bytes.");
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
489
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
490 static PyObject *
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
491 sha3_224(PyObject *self, PyObject *args, PyObject *kwdict)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
492 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
493 return SHA3_factory(args, kwdict, "|O:sha3_224", 224);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
494 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
495
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
496
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
497 PyDoc_STRVAR(sha3_256__doc__,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
498 "sha3_256([string]) -> SHA3 object\n\
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
499 \n\
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
500 Return a new SHA3 hash object with a hashbit length of 32 bytes.");
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
501
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
502 static PyObject *
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
503 sha3_256(PyObject *self, PyObject *args, PyObject *kwdict)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
504 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
505 return SHA3_factory(args, kwdict, "|O:sha3_256", 256);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
506 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
507
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
508 PyDoc_STRVAR(sha3_384__doc__,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
509 "sha3_384([string]) -> SHA3 object\n\
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
510 \n\
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
511 Return a new SHA3 hash object with a hashbit length of 48 bytes.");
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
512
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
513 static PyObject *
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
514 sha3_384(PyObject *self, PyObject *args, PyObject *kwdict)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
515 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
516 return SHA3_factory(args, kwdict, "|O:sha3_384", 384);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
517 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
518
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
519 PyDoc_STRVAR(sha3_512__doc__,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
520 "sha3_512([string]) -> SHA3 object\n\
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
521 \n\
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
522 Return a new SHA3 hash object with a hashbit length of 64 bytes.");
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
523
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
524 static PyObject *
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
525 sha3_512(PyObject *self, PyObject *args, PyObject *kwdict)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
526 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
527 return SHA3_factory(args, kwdict, "|O:sha3_512", 512);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
528 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
529
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
530
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
531 /* List of functions exported by this module */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
532 static struct PyMethodDef SHA3_functions[] = {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
533 {"sha3_224", (PyCFunction)sha3_224, METH_VARARGS|METH_KEYWORDS,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
534 sha3_224__doc__},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
535 {"sha3_256", (PyCFunction)sha3_256, METH_VARARGS|METH_KEYWORDS,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
536 sha3_256__doc__},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
537 {"sha3_384", (PyCFunction)sha3_384, METH_VARARGS|METH_KEYWORDS,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
538 sha3_384__doc__},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
539 {"sha3_512", (PyCFunction)sha3_512, METH_VARARGS|METH_KEYWORDS,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
540 sha3_512__doc__},
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
541 {NULL, NULL} /* Sentinel */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
542 };
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
543
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
544
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
545 /* Initialize this module. */
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
546 static struct PyModuleDef _SHA3module = {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
547 PyModuleDef_HEAD_INIT,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
548 "_sha3",
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
549 NULL,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
550 -1,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
551 SHA3_functions,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
552 NULL,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
553 NULL,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
554 NULL,
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
555 NULL
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
556 };
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
557
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
558 PyMODINIT_FUNC
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
559 PyInit__sha3(void)
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
560 {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
561 Py_TYPE(&SHA3type) = &PyType_Type;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
562 if (PyType_Ready(&SHA3type) < 0) {
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
563 return NULL;
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
564 }
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
565
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
566 return PyModule_Create(&_SHA3module);
11c9a894680e Issue #16113: integrade SHA-3 (Keccak) patch from http://hg.python.org/sandbox/cheimes
Christian Heimes <christian@cheimes.de>
parents:
diff changeset
567 }