1 | /* sha.h
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2 | *
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3 | * Copyright (C) 2006-2020 wolfSSL Inc.
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4 | *
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5 | * This file is part of wolfSSL.
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6 | *
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7 | * wolfSSL is free software; you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation; either version 2 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * wolfSSL is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with this program; if not, write to the Free Software
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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20 | */
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21 |
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22 | /* sha.h for openssl */
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23 |
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24 |
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25 | #ifndef WOLFSSL_SHA_H_
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26 | #define WOLFSSL_SHA_H_
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27 |
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28 | #include <wolfssl/wolfcrypt/settings.h>
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29 | #include <wolfssl/wolfcrypt/types.h>
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30 |
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31 | #ifdef WOLFSSL_PREFIX
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32 | #include "prefix_sha.h"
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33 | #endif
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34 |
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35 | #ifdef __cplusplus
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36 | extern "C" {
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37 | #endif
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38 |
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39 |
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40 | typedef struct WOLFSSL_SHA_CTX {
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41 | /* big enough to hold wolfcrypt Sha, but check on init */
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42 | #if defined(STM32_HASH)
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43 | void* holder[(112 + WC_ASYNC_DEV_SIZE + sizeof(STM32_HASH_Context)) / sizeof(void*)];
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44 | #else
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45 | void* holder[(112 + WC_ASYNC_DEV_SIZE) / sizeof(void*)];
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46 | #endif
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47 | #ifdef WOLF_CRYPTO_CB
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48 | void* cryptocb_holder[(sizeof(int) + sizeof(void*) + 4) / sizeof(void*)];
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49 | #endif
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50 | } WOLFSSL_SHA_CTX;
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51 |
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52 | WOLFSSL_API int wolfSSL_SHA_Init(WOLFSSL_SHA_CTX*);
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53 | WOLFSSL_API int wolfSSL_SHA_Update(WOLFSSL_SHA_CTX*, const void*, unsigned long);
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54 | WOLFSSL_API int wolfSSL_SHA_Final(unsigned char*, WOLFSSL_SHA_CTX*);
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55 |
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56 | /* SHA1 points to above, shouldn't use SHA0 ever */
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57 | WOLFSSL_API int wolfSSL_SHA1_Init(WOLFSSL_SHA_CTX*);
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58 | WOLFSSL_API int wolfSSL_SHA1_Update(WOLFSSL_SHA_CTX*, const void*, unsigned long);
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59 | WOLFSSL_API int wolfSSL_SHA1_Final(unsigned char*, WOLFSSL_SHA_CTX*);
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60 |
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61 | enum {
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62 | SHA_DIGEST_LENGTH = 20
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63 | };
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64 |
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65 |
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66 | typedef WOLFSSL_SHA_CTX SHA_CTX;
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67 |
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68 | #define SHA_Init wolfSSL_SHA_Init
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69 | #define SHA_Update wolfSSL_SHA_Update
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70 | #define SHA_Final wolfSSL_SHA_Final
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71 |
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72 | #define SHA1_Init wolfSSL_SHA1_Init
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73 | #define SHA1_Update wolfSSL_SHA1_Update
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74 | #define SHA1_Final wolfSSL_SHA1_Final
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75 |
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76 |
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77 | #ifdef WOLFSSL_SHA224
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78 |
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79 | /* Using ALIGN16 because when AES-NI is enabled digest and buffer in Sha256
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80 | * struct are 16 byte aligned. Any dereference to those elements after casting
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81 | * to Sha224, is expected to also be 16 byte aligned addresses. */
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82 | typedef struct WOLFSSL_SHA224_CTX {
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83 | /* big enough to hold wolfcrypt Sha224, but check on init */
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84 | ALIGN16 void* holder[(272 + WC_ASYNC_DEV_SIZE) / sizeof(void*)];
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85 | } WOLFSSL_SHA224_CTX;
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86 |
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87 | WOLFSSL_API int wolfSSL_SHA224_Init(WOLFSSL_SHA224_CTX*);
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88 | WOLFSSL_API int wolfSSL_SHA224_Update(WOLFSSL_SHA224_CTX*, const void*,
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89 | unsigned long);
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90 | WOLFSSL_API int wolfSSL_SHA224_Final(unsigned char*, WOLFSSL_SHA224_CTX*);
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91 |
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92 | enum {
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93 | SHA224_DIGEST_LENGTH = 28
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94 | };
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95 |
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96 |
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97 | typedef WOLFSSL_SHA224_CTX SHA224_CTX;
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98 |
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99 | #define SHA224_Init wolfSSL_SHA224_Init
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100 | #define SHA224_Update wolfSSL_SHA224_Update
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101 | #define SHA224_Final wolfSSL_SHA224_Final
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102 |
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103 | #endif /* WOLFSSL_SHA224 */
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104 |
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105 |
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106 | /* Using ALIGN16 because when AES-NI is enabled digest and buffer in Sha256
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107 | * struct are 16 byte aligned. Any dereference to those elements after casting
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108 | * to Sha256, is expected to also be 16 byte aligned addresses. */
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109 | typedef struct WOLFSSL_SHA256_CTX {
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110 | /* big enough to hold wolfcrypt Sha256, but check on init */
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111 | ALIGN16 void* holder[(272 + WC_ASYNC_DEV_SIZE) / sizeof(void*)];
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112 | } WOLFSSL_SHA256_CTX;
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113 |
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114 | WOLFSSL_API int wolfSSL_SHA256_Init(WOLFSSL_SHA256_CTX*);
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115 | WOLFSSL_API int wolfSSL_SHA256_Update(WOLFSSL_SHA256_CTX*, const void*,
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116 | unsigned long);
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117 | WOLFSSL_API int wolfSSL_SHA256_Final(unsigned char*, WOLFSSL_SHA256_CTX*);
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118 |
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119 | enum {
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120 | SHA256_DIGEST_LENGTH = 32
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121 | };
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122 |
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123 |
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124 | typedef WOLFSSL_SHA256_CTX SHA256_CTX;
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125 |
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126 | #define SHA256_Init wolfSSL_SHA256_Init
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127 | #define SHA256_Update wolfSSL_SHA256_Update
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128 | #define SHA256_Final wolfSSL_SHA256_Final
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129 | #if defined(NO_OLD_SHA_NAMES) && !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST)
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130 | /* SHA256 is only available in non-fips mode because of SHA256 enum in FIPS
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131 | * build. */
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132 | #define SHA256 wolfSSL_SHA256
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133 | #endif
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134 |
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135 |
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136 | #ifdef WOLFSSL_SHA384
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137 |
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138 | typedef struct WOLFSSL_SHA384_CTX {
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139 | /* big enough to hold wolfCrypt Sha384, but check on init */
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140 | void* holder[(256 + WC_ASYNC_DEV_SIZE) / sizeof(void*)];
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141 | } WOLFSSL_SHA384_CTX;
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142 |
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143 | WOLFSSL_API int wolfSSL_SHA384_Init(WOLFSSL_SHA384_CTX*);
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144 | WOLFSSL_API int wolfSSL_SHA384_Update(WOLFSSL_SHA384_CTX*, const void*,
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145 | unsigned long);
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146 | WOLFSSL_API int wolfSSL_SHA384_Final(unsigned char*, WOLFSSL_SHA384_CTX*);
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147 |
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148 | enum {
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149 | SHA384_DIGEST_LENGTH = 48
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150 | };
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151 |
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152 |
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153 | typedef WOLFSSL_SHA384_CTX SHA384_CTX;
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154 |
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155 | #define SHA384_Init wolfSSL_SHA384_Init
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156 | #define SHA384_Update wolfSSL_SHA384_Update
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157 | #define SHA384_Final wolfSSL_SHA384_Final
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158 | #if defined(NO_OLD_SHA_NAMES) && !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST)
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159 | /* SHA384 is only available in non-fips mode because of SHA384 enum in FIPS
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160 | * build. */
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161 | #define SHA384 wolfSSL_SHA384
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162 | #endif
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163 | #endif /* WOLFSSL_SHA384 */
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164 |
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165 | #ifdef WOLFSSL_SHA512
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166 |
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167 | typedef struct WOLFSSL_SHA512_CTX {
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168 | /* big enough to hold wolfCrypt Sha384, but check on init */
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169 | void* holder[(288 + WC_ASYNC_DEV_SIZE) / sizeof(void*)];
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170 | } WOLFSSL_SHA512_CTX;
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171 |
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172 | WOLFSSL_API int wolfSSL_SHA512_Init(WOLFSSL_SHA512_CTX*);
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173 | WOLFSSL_API int wolfSSL_SHA512_Update(WOLFSSL_SHA512_CTX*, const void*,
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174 | unsigned long);
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175 | WOLFSSL_API int wolfSSL_SHA512_Final(unsigned char*, WOLFSSL_SHA512_CTX*);
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176 |
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177 | enum {
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178 | SHA512_DIGEST_LENGTH = 64
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179 | };
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180 |
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181 |
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182 | typedef WOLFSSL_SHA512_CTX SHA512_CTX;
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183 |
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184 | #define SHA512_Init wolfSSL_SHA512_Init
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185 | #define SHA512_Update wolfSSL_SHA512_Update
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186 | #define SHA512_Final wolfSSL_SHA512_Final
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187 | #if defined(NO_OLD_SHA_NAMES) && !defined(HAVE_FIPS) && !defined(HAVE_SELFTEST)
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188 | /* SHA512 is only available in non-fips mode because of SHA512 enum in FIPS
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189 | * build. */
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190 | #define SHA512 wolfSSL_SHA512
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191 | #endif
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192 | #endif /* WOLFSSL_SHA512 */
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193 |
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194 |
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195 |
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196 |
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197 | #ifdef __cplusplus
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198 | } /* extern "C" */
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199 | #endif
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200 |
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201 |
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202 | #endif /* WOLFSSL_SHA_H_ */
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203 |
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