1 | /* cryptocb.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, see <http://www.gnu.org/licenses/>.
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19 | */
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20 |
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21 | #ifndef _WOLF_CRYPTO_CB_H_
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22 | #define _WOLF_CRYPTO_CB_H_
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23 |
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24 | #include <wolfssl/wolfcrypt/types.h>
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25 |
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26 | #ifdef __cplusplus
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27 | extern "C" {
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28 | #endif
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29 |
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30 | /* Defines the Crypto Callback interface version, for compatibility */
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31 | /* Increment this when Crypto Callback interface changes are made */
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32 | #define CRYPTO_CB_VER 2
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33 |
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34 |
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35 | #ifdef WOLF_CRYPTO_CB
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36 |
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37 | #ifndef NO_RSA
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38 | #include <wolfssl/wolfcrypt/rsa.h>
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39 | #endif
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40 | #ifdef HAVE_ECC
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41 | #include <wolfssl/wolfcrypt/ecc.h>
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42 | #endif
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43 | #ifndef NO_AES
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44 | #include <wolfssl/wolfcrypt/aes.h>
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45 | #endif
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46 | #ifndef NO_SHA
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47 | #include <wolfssl/wolfcrypt/sha.h>
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48 | #endif
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49 | #ifndef NO_SHA256
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50 | #include <wolfssl/wolfcrypt/sha256.h>
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51 | #endif
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52 | #ifndef NO_HMAC
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53 | #include <wolfssl/wolfcrypt/hmac.h>
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54 | #endif
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55 | #ifndef WC_NO_RNG
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56 | #include <wolfssl/wolfcrypt/random.h>
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57 | #endif
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58 | #ifndef NO_DES3
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59 | #include <wolfssl/wolfcrypt/des3.h>
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60 | #endif
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61 |
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62 |
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63 | /* Crypto Information Structure for callbacks */
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64 | typedef struct wc_CryptoInfo {
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65 | int algo_type; /* enum wc_AlgoType */
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66 | #if !defined(NO_RSA) || defined(HAVE_ECC)
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67 | struct {
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68 | int type; /* enum wc_PkType */
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69 | union {
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70 | #ifndef NO_RSA
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71 | struct {
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72 | const byte* in;
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73 | word32 inLen;
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74 | byte* out;
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75 | word32* outLen;
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76 | int type;
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77 | RsaKey* key;
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78 | WC_RNG* rng;
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79 | } rsa;
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80 | #ifdef WOLFSSL_KEY_GEN
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81 | struct {
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82 | RsaKey* key;
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83 | int size;
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84 | long e;
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85 | WC_RNG* rng;
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86 | } rsakg;
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87 | #endif
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88 | struct {
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89 | RsaKey* key;
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90 | const byte* pubKey;
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91 | word32 pubKeySz;
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92 | } rsa_check;
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93 | #endif
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94 | #ifdef HAVE_ECC
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95 | struct {
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96 | WC_RNG* rng;
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97 | int size;
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98 | ecc_key* key;
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99 | int curveId;
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100 | } eckg;
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101 | struct {
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102 | ecc_key* private_key;
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103 | ecc_key* public_key;
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104 | byte* out;
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105 | word32* outlen;
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106 | } ecdh;
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107 | struct {
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108 | const byte* in;
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109 | word32 inlen;
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110 | byte* out;
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111 | word32* outlen;
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112 | WC_RNG* rng;
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113 | ecc_key* key;
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114 | } eccsign;
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115 | struct {
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116 | const byte* sig;
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117 | word32 siglen;
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118 | const byte* hash;
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119 | word32 hashlen;
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120 | int* res;
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121 | ecc_key* key;
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122 | } eccverify;
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123 | struct {
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124 | ecc_key* key;
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125 | const byte* pubKey;
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126 | word32 pubKeySz;
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127 | } ecc_check;
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128 | #endif
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129 | };
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130 | } pk;
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131 | #endif /* !NO_RSA || HAVE_ECC */
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132 | #if !defined(NO_AES) || !defined(NO_DES3)
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133 | struct {
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134 | int type; /* enum wc_CipherType */
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135 | int enc;
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136 | union {
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137 | #ifdef HAVE_AESGCM
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138 | struct {
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139 | Aes* aes;
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140 | byte* out;
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141 | const byte* in;
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142 | word32 sz;
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143 | const byte* iv;
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144 | word32 ivSz;
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145 | byte* authTag;
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146 | word32 authTagSz;
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147 | const byte* authIn;
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148 | word32 authInSz;
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149 | } aesgcm_enc;
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150 | struct {
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151 | Aes* aes;
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152 | byte* out;
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153 | const byte* in;
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154 | word32 sz;
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155 | const byte* iv;
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156 | word32 ivSz;
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157 | const byte* authTag;
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158 | word32 authTagSz;
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159 | const byte* authIn;
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160 | word32 authInSz;
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161 | } aesgcm_dec;
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162 | #endif /* HAVE_AESGCM */
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163 | #ifdef HAVE_AES_CBC
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164 | struct {
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165 | Aes* aes;
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166 | byte* out;
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167 | const byte* in;
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168 | word32 sz;
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169 | } aescbc;
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170 | #endif /* HAVE_AES_CBC */
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171 | #ifndef NO_DES3
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172 | struct {
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173 | Des3* des;
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174 | byte* out;
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175 | const byte* in;
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176 | word32 sz;
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177 | } des3;
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178 | #endif
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179 | };
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180 | } cipher;
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181 | #endif /* !NO_AES || !NO_DES3 */
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182 | #if !defined(NO_SHA) || !defined(NO_SHA256)
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183 | struct {
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184 | int type; /* enum wc_HashType */
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185 | const byte* in;
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186 | word32 inSz;
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187 | byte* digest;
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188 | union {
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189 | #ifndef NO_SHA
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190 | wc_Sha* sha1;
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191 | #endif
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192 | #ifndef NO_SHA256
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193 | wc_Sha256* sha256;
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194 | #endif
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195 | };
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196 | } hash;
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197 | #endif /* !NO_SHA || !NO_SHA256 */
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198 | #ifndef NO_HMAC
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199 | struct {
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200 | int macType; /* enum wc_HashType */
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201 | const byte* in;
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202 | word32 inSz;
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203 | byte* digest;
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204 | Hmac* hmac;
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205 | } hmac;
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206 | #endif
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207 | #ifndef WC_NO_RNG
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208 | struct {
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209 | WC_RNG* rng;
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210 | byte* out;
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211 | word32 sz;
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212 | } rng;
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213 | struct {
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214 | OS_Seed* os;
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215 | byte* seed;
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216 | word32 sz;
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217 | } seed;
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218 | #endif
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219 | } wc_CryptoInfo;
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220 |
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221 |
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222 | typedef int (*CryptoDevCallbackFunc)(int devId, wc_CryptoInfo* info, void* ctx);
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223 |
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224 | WOLFSSL_LOCAL void wc_CryptoCb_Init(void);
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225 | WOLFSSL_LOCAL int wc_CryptoCb_GetDevIdAtIndex(int startIdx);
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226 | WOLFSSL_API int wc_CryptoCb_RegisterDevice(int devId, CryptoDevCallbackFunc cb, void* ctx);
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227 | WOLFSSL_API void wc_CryptoCb_UnRegisterDevice(int devId);
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228 |
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229 | /* old function names */
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230 | #define wc_CryptoDev_RegisterDevice wc_CryptoCb_RegisterDevice
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231 | #define wc_CryptoDev_UnRegisterDevice wc_CryptoCb_UnRegisterDevice
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232 |
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233 |
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234 | #ifndef NO_RSA
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235 | WOLFSSL_LOCAL int wc_CryptoCb_Rsa(const byte* in, word32 inLen, byte* out,
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236 | word32* outLen, int type, RsaKey* key, WC_RNG* rng);
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237 |
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238 | #ifdef WOLFSSL_KEY_GEN
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239 | WOLFSSL_LOCAL int wc_CryptoCb_MakeRsaKey(RsaKey* key, int size, long e,
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240 | WC_RNG* rng);
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241 | #endif /* WOLFSSL_KEY_GEN */
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242 |
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243 | WOLFSSL_LOCAL int wc_CryptoCb_RsaCheckPrivKey(RsaKey* key, const byte* pubKey,
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244 | word32 pubKeySz);
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245 | #endif /* !NO_RSA */
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246 |
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247 | #ifdef HAVE_ECC
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248 | WOLFSSL_LOCAL int wc_CryptoCb_MakeEccKey(WC_RNG* rng, int keySize,
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249 | ecc_key* key, int curveId);
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250 |
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251 | WOLFSSL_LOCAL int wc_CryptoCb_Ecdh(ecc_key* private_key, ecc_key* public_key,
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252 | byte* out, word32* outlen);
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253 |
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254 | WOLFSSL_LOCAL int wc_CryptoCb_EccSign(const byte* in, word32 inlen, byte* out,
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255 | word32 *outlen, WC_RNG* rng, ecc_key* key);
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256 |
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257 | WOLFSSL_LOCAL int wc_CryptoCb_EccVerify(const byte* sig, word32 siglen,
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258 | const byte* hash, word32 hashlen, int* res, ecc_key* key);
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259 |
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260 | WOLFSSL_LOCAL int wc_CryptoCb_EccCheckPrivKey(ecc_key* key, const byte* pubKey,
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261 | word32 pubKeySz);
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262 | #endif /* HAVE_ECC */
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263 |
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264 | #ifndef NO_AES
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265 | #ifdef HAVE_AESGCM
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266 | WOLFSSL_LOCAL int wc_CryptoCb_AesGcmEncrypt(Aes* aes, byte* out,
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267 | const byte* in, word32 sz, const byte* iv, word32 ivSz,
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268 | byte* authTag, word32 authTagSz, const byte* authIn, word32 authInSz);
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269 |
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270 | WOLFSSL_LOCAL int wc_CryptoCb_AesGcmDecrypt(Aes* aes, byte* out,
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271 | const byte* in, word32 sz, const byte* iv, word32 ivSz,
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272 | const byte* authTag, word32 authTagSz,
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273 | const byte* authIn, word32 authInSz);
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274 | #endif /* HAVE_AESGCM */
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275 | #ifdef HAVE_AES_CBC
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276 | WOLFSSL_LOCAL int wc_CryptoCb_AesCbcEncrypt(Aes* aes, byte* out,
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277 | const byte* in, word32 sz);
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278 | WOLFSSL_LOCAL int wc_CryptoCb_AesCbcDecrypt(Aes* aes, byte* out,
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279 | const byte* in, word32 sz);
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280 | #endif /* HAVE_AES_CBC */
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281 | #endif /* !NO_AES */
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282 |
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283 | #ifndef NO_DES3
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284 | WOLFSSL_LOCAL int wc_CryptoCb_Des3Encrypt(Des3* des3, byte* out,
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285 | const byte* in, word32 sz);
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286 | WOLFSSL_LOCAL int wc_CryptoCb_Des3Decrypt(Des3* des3, byte* out,
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287 | const byte* in, word32 sz);
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288 | #endif /* !NO_DES3 */
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289 |
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290 | #ifndef NO_SHA
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291 | WOLFSSL_LOCAL int wc_CryptoCb_ShaHash(wc_Sha* sha, const byte* in,
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292 | word32 inSz, byte* digest);
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293 | #endif /* !NO_SHA */
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294 |
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295 | #ifndef NO_SHA256
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296 | WOLFSSL_LOCAL int wc_CryptoCb_Sha256Hash(wc_Sha256* sha256, const byte* in,
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297 | word32 inSz, byte* digest);
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298 | #endif /* !NO_SHA256 */
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299 | #ifndef NO_HMAC
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300 | WOLFSSL_LOCAL int wc_CryptoCb_Hmac(Hmac* hmac, int macType, const byte* in,
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301 | word32 inSz, byte* digest);
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302 | #endif /* !NO_HMAC */
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303 |
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304 | #ifndef WC_NO_RNG
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305 | WOLFSSL_LOCAL int wc_CryptoCb_RandomBlock(WC_RNG* rng, byte* out, word32 sz);
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306 | WOLFSSL_LOCAL int wc_CryptoCb_RandomSeed(OS_Seed* os, byte* seed, word32 sz);
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307 | #endif
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308 |
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309 | #endif /* WOLF_CRYPTO_CB */
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310 |
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311 | #ifdef __cplusplus
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312 | } /* extern "C" */
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313 | #endif
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314 |
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315 | #endif /* _WOLF_CRYPTO_CB_H_ */
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