1 | /* evp.h
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2 | *
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3 | * Copyright (C) 2015 wolfSSL Inc.
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4 | *
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5 | * This file is part of wolfSSL. (formerly known as CyaSSL)
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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 02110-1301, USA
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20 | */
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21 |
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22 |
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23 | /* evp.h defines mini evp openssl compatibility layer
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24 | *
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25 | */
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26 |
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27 |
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28 | #ifndef WOLFSSL_EVP_H_
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29 | #define WOLFSSL_EVP_H_
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30 |
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31 | #include <wolfssl/wolfcrypt/settings.h>
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32 |
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33 | #ifdef WOLFSSL_PREFIX
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34 | #include "prefix_evp.h"
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35 | #endif
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36 |
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37 | #ifndef NO_MD5
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38 | #include <wolfssl/openssl/md5.h>
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39 | #endif
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40 | #include <wolfssl/openssl/sha.h>
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41 | #include <wolfssl/openssl/ripemd.h>
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42 | #include <wolfssl/openssl/rsa.h>
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43 | #include <wolfssl/openssl/dsa.h>
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44 | #include <wolfssl/openssl/ec.h>
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45 |
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46 | #include <wolfssl/wolfcrypt/aes.h>
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47 | #include <wolfssl/wolfcrypt/des3.h>
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48 | #include <wolfssl/wolfcrypt/arc4.h>
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49 |
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50 |
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51 | #ifdef __cplusplus
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52 | extern "C" {
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53 | #endif
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54 |
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55 | typedef char WOLFSSL_EVP_MD;
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56 | typedef char WOLFSSL_EVP_CIPHER;
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57 |
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58 | #ifndef NO_MD5
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59 | WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_md5(void);
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60 | #endif
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61 | WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_sha1(void);
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62 | WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_sha256(void);
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63 | WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_sha384(void);
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64 | WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_sha512(void);
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65 | WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_ripemd160(void);
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66 |
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67 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_128_cbc(void);
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68 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_192_cbc(void);
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69 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_256_cbc(void);
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70 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_128_ctr(void);
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71 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_192_ctr(void);
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72 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_aes_256_ctr(void);
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73 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_des_cbc(void);
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74 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_des_ede3_cbc(void);
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75 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_rc4(void);
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76 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_idea_cbc(void);
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77 | WOLFSSL_API const WOLFSSL_EVP_CIPHER* wolfSSL_EVP_enc_null(void);
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78 |
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79 |
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80 | typedef union {
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81 | #ifndef NO_MD5
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82 | WOLFSSL_MD5_CTX md5;
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83 | #endif
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84 | WOLFSSL_SHA_CTX sha;
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85 | WOLFSSL_SHA256_CTX sha256;
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86 | #ifdef WOLFSSL_SHA384
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87 | WOLFSSL_SHA384_CTX sha384;
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88 | #endif
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89 | #ifdef WOLFSSL_SHA512
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90 | WOLFSSL_SHA512_CTX sha512;
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91 | #endif
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92 | #ifdef WOLFSSL_RIPEMD
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93 | WOLFSSL_RIPEMD_CTX ripemd;
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94 | #endif
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95 | } WOLFSSL_Hasher;
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96 |
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97 |
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98 | typedef struct WOLFSSL_EVP_MD_CTX {
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99 | unsigned char macType;
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100 | WOLFSSL_Hasher hash;
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101 | } WOLFSSL_EVP_MD_CTX;
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102 |
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103 |
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104 | typedef union {
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105 | #ifndef NO_AES
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106 | Aes aes;
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107 | #endif
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108 | #ifndef NO_DES3
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109 | Des des;
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110 | Des3 des3;
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111 | #endif
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112 | Arc4 arc4;
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113 | #ifdef HAVE_IDEA
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114 | Idea idea;
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115 | #endif
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116 | } WOLFSSL_Cipher;
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117 |
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118 |
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119 | enum {
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120 | AES_128_CBC_TYPE = 1,
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121 | AES_192_CBC_TYPE = 2,
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122 | AES_256_CBC_TYPE = 3,
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123 | AES_128_CTR_TYPE = 4,
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124 | AES_192_CTR_TYPE = 5,
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125 | AES_256_CTR_TYPE = 6,
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126 | DES_CBC_TYPE = 7,
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127 | DES_EDE3_CBC_TYPE = 8,
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128 | ARC4_TYPE = 9,
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129 | NULL_CIPHER_TYPE = 10,
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130 | EVP_PKEY_RSA = 11,
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131 | EVP_PKEY_DSA = 12,
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132 | EVP_PKEY_EC = 13,
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133 | IDEA_CBC_TYPE = 14,
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134 | NID_sha1 = 64,
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135 | NID_md5 = 4
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136 | };
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137 |
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138 |
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139 | typedef struct WOLFSSL_EVP_CIPHER_CTX {
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140 | int keyLen; /* user may set for variable */
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141 | unsigned char enc; /* if encrypt side, then true */
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142 | unsigned char cipherType;
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143 | #ifndef NO_AES
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144 | unsigned char iv[AES_BLOCK_SIZE]; /* working iv pointer into cipher */
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145 | #elif !defined(NO_DES3)
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146 | unsigned char iv[DES_BLOCK_SIZE]; /* working iv pointer into cipher */
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147 | #endif
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148 | WOLFSSL_Cipher cipher;
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149 | } WOLFSSL_EVP_CIPHER_CTX;
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150 |
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151 |
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152 | WOLFSSL_API int wolfSSL_EVP_MD_size(const WOLFSSL_EVP_MD* md);
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153 | WOLFSSL_API void wolfSSL_EVP_MD_CTX_init(WOLFSSL_EVP_MD_CTX* ctx);
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154 | WOLFSSL_API int wolfSSL_EVP_MD_CTX_cleanup(WOLFSSL_EVP_MD_CTX* ctx);
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155 |
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156 | WOLFSSL_API int wolfSSL_EVP_DigestInit(WOLFSSL_EVP_MD_CTX* ctx,
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157 | const WOLFSSL_EVP_MD* type);
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158 | WOLFSSL_API int wolfSSL_EVP_DigestUpdate(WOLFSSL_EVP_MD_CTX* ctx, const void* data,
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159 | unsigned long sz);
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160 | WOLFSSL_API int wolfSSL_EVP_DigestFinal(WOLFSSL_EVP_MD_CTX* ctx, unsigned char* md,
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161 | unsigned int* s);
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162 | WOLFSSL_API int wolfSSL_EVP_DigestFinal_ex(WOLFSSL_EVP_MD_CTX* ctx,
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163 | unsigned char* md, unsigned int* s);
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164 | #ifndef NO_MD5
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165 | WOLFSSL_API int wolfSSL_EVP_BytesToKey(const WOLFSSL_EVP_CIPHER*,
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166 | const WOLFSSL_EVP_MD*, const unsigned char*,
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167 | const unsigned char*, int, int, unsigned char*,
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168 | unsigned char*);
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169 | #endif
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170 |
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171 | WOLFSSL_API void wolfSSL_EVP_CIPHER_CTX_init(WOLFSSL_EVP_CIPHER_CTX* ctx);
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172 | WOLFSSL_API int wolfSSL_EVP_CIPHER_CTX_cleanup(WOLFSSL_EVP_CIPHER_CTX* ctx);
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173 |
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174 | WOLFSSL_API int wolfSSL_EVP_CIPHER_CTX_iv_length(const WOLFSSL_EVP_CIPHER_CTX*);
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175 |
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176 |
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177 | WOLFSSL_API int wolfSSL_EVP_CipherInit(WOLFSSL_EVP_CIPHER_CTX* ctx,
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178 | const WOLFSSL_EVP_CIPHER* type,
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179 | unsigned char* key, unsigned char* iv,
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180 | int enc);
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181 | WOLFSSL_API int wolfSSL_EVP_CIPHER_CTX_key_length(WOLFSSL_EVP_CIPHER_CTX* ctx);
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182 | WOLFSSL_API int wolfSSL_EVP_CIPHER_CTX_set_key_length(WOLFSSL_EVP_CIPHER_CTX* ctx,
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183 | int keylen);
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184 | WOLFSSL_API int wolfSSL_EVP_Cipher(WOLFSSL_EVP_CIPHER_CTX* ctx,
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185 | unsigned char* dst, unsigned char* src,
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186 | unsigned int len);
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187 |
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188 | WOLFSSL_API const WOLFSSL_EVP_MD* wolfSSL_EVP_get_digestbynid(int);
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189 |
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190 | WOLFSSL_API WOLFSSL_RSA* wolfSSL_EVP_PKEY_get1_RSA(WOLFSSL_EVP_PKEY*);
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191 | WOLFSSL_API WOLFSSL_DSA* wolfSSL_EVP_PKEY_get1_DSA(WOLFSSL_EVP_PKEY*);
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192 | WOLFSSL_API WOLFSSL_EC_KEY *wolfSSL_EVP_PKEY_get1_EC_KEY(WOLFSSL_EVP_PKEY *key);
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193 |
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194 | /* these next ones don't need real OpenSSL type, for OpenSSH compat only */
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195 | WOLFSSL_API void* wolfSSL_EVP_X_STATE(const WOLFSSL_EVP_CIPHER_CTX* ctx);
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196 | WOLFSSL_API int wolfSSL_EVP_X_STATE_LEN(const WOLFSSL_EVP_CIPHER_CTX* ctx);
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197 |
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198 | WOLFSSL_API void wolfSSL_3des_iv(WOLFSSL_EVP_CIPHER_CTX* ctx, int doset,
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199 | unsigned char* iv, int len);
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200 | WOLFSSL_API void wolfSSL_aes_ctr_iv(WOLFSSL_EVP_CIPHER_CTX* ctx, int doset,
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201 | unsigned char* iv, int len);
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202 |
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203 | WOLFSSL_API int wolfSSL_StoreExternalIV(WOLFSSL_EVP_CIPHER_CTX* ctx);
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204 | WOLFSSL_API int wolfSSL_SetInternalIV(WOLFSSL_EVP_CIPHER_CTX* ctx);
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205 |
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206 |
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207 | /* end OpenSSH compat */
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208 |
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209 | typedef WOLFSSL_EVP_MD EVP_MD;
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210 | typedef WOLFSSL_EVP_CIPHER EVP_CIPHER;
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211 | typedef WOLFSSL_EVP_MD_CTX EVP_MD_CTX;
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212 | typedef WOLFSSL_EVP_CIPHER_CTX EVP_CIPHER_CTX;
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213 |
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214 | #ifndef NO_MD5
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215 | #define EVP_md5 wolfSSL_EVP_md5
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216 | #endif
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217 | #define EVP_sha1 wolfSSL_EVP_sha1
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218 | #define EVP_sha256 wolfSSL_EVP_sha256
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219 | #define EVP_sha384 wolfSSL_EVP_sha384
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220 | #define EVP_sha512 wolfSSL_EVP_sha512
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221 | #define EVP_ripemd160 wolfSSL_EVP_ripemd160
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222 |
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223 | #define EVP_aes_128_cbc wolfSSL_EVP_aes_128_cbc
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224 | #define EVP_aes_192_cbc wolfSSL_EVP_aes_192_cbc
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225 | #define EVP_aes_256_cbc wolfSSL_EVP_aes_256_cbc
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226 | #define EVP_aes_128_ctr wolfSSL_EVP_aes_128_ctr
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227 | #define EVP_aes_192_ctr wolfSSL_EVP_aes_192_ctr
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228 | #define EVP_aes_256_ctr wolfSSL_EVP_aes_256_ctr
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229 | #define EVP_des_cbc wolfSSL_EVP_des_cbc
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230 | #define EVP_des_ede3_cbc wolfSSL_EVP_des_ede3_cbc
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231 | #define EVP_rc4 wolfSSL_EVP_rc4
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232 | #define EVP_idea_cbc wolfSSL_EVP_idea_cbc
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233 | #define EVP_enc_null wolfSSL_EVP_enc_null
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234 |
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235 | #define EVP_MD_size wolfSSL_EVP_MD_size
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236 | #define EVP_MD_CTX_init wolfSSL_EVP_MD_CTX_init
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237 | #define EVP_MD_CTX_cleanup wolfSSL_EVP_MD_CTX_cleanup
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238 | #define EVP_DigestInit wolfSSL_EVP_DigestInit
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239 | #define EVP_DigestUpdate wolfSSL_EVP_DigestUpdate
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240 | #define EVP_DigestFinal wolfSSL_EVP_DigestFinal
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241 | #define EVP_DigestFinal_ex wolfSSL_EVP_DigestFinal_ex
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242 | #define EVP_BytesToKey wolfSSL_EVP_BytesToKey
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243 |
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244 | #define EVP_CIPHER_CTX_init wolfSSL_EVP_CIPHER_CTX_init
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245 | #define EVP_CIPHER_CTX_cleanup wolfSSL_EVP_CIPHER_CTX_cleanup
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246 | #define EVP_CIPHER_CTX_iv_length wolfSSL_EVP_CIPHER_CTX_iv_length
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247 | #define EVP_CIPHER_CTX_key_length wolfSSL_EVP_CIPHER_CTX_key_length
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248 | #define EVP_CIPHER_CTX_set_key_length wolfSSL_EVP_CIPHER_CTX_set_key_length
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249 | #define EVP_CipherInit wolfSSL_EVP_CipherInit
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250 | #define EVP_Cipher wolfSSL_EVP_Cipher
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251 |
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252 | #define EVP_get_digestbynid wolfSSL_EVP_get_digestbynid
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253 |
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254 | #define EVP_PKEY_get1_RSA wolfSSL_EVP_PKEY_get1_RSA
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255 | #define EVP_PKEY_get1_DSA wolfSSL_EVP_PKEY_get1_DSA
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256 | #define EVP_PKEY_get1_EC_KEY wolfSSL_EVP_PKEY_get1_EC_KEY
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257 |
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258 |
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259 | #ifndef EVP_MAX_MD_SIZE
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260 | #define EVP_MAX_MD_SIZE 64 /* sha512 */
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261 | #endif
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262 |
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263 | #ifdef __cplusplus
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264 | } /* extern "C" */
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265 | #endif
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266 |
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267 |
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268 | #endif /* WOLFSSL_EVP_H_ */
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