1/* 2 * Copyright (c) 2005 - 2008 Kungliga Tekniska H��gskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34/* $Id: evp.h,v 1.1.1.1 2011/06/10 09:34:43 andrew Exp $ */ 35 36#ifndef HEIM_EVP_H 37#define HEIM_EVP_H 1 38 39#include <hcrypto/engine.h> 40 41/* symbol renaming */ 42#define EVP_CIPHER_CTX_block_size hc_EVP_CIPHER_CTX_block_size 43#define EVP_CIPHER_CTX_cipher hc_EVP_CIPHER_CTX_cipher 44#define EVP_CIPHER_CTX_cleanup hc_EVP_CIPHER_CTX_cleanup 45#define EVP_CIPHER_CTX_flags hc_EVP_CIPHER_CTX_flags 46#define EVP_CIPHER_CTX_get_app_data hc_EVP_CIPHER_CTX_get_app_data 47#define EVP_CIPHER_CTX_init hc_EVP_CIPHER_CTX_init 48#define EVP_CIPHER_CTX_iv_length hc_EVP_CIPHER_CTX_iv_length 49#define EVP_CIPHER_CTX_key_length hc_EVP_CIPHER_CTX_key_length 50#define EVP_CIPHER_CTX_mode hc_EVP_CIPHER_CTX_mode 51#define EVP_CIPHER_CTX_set_app_data hc_EVP_CIPHER_CTX_set_app_data 52#define EVP_CIPHER_CTX_set_key_length hc_EVP_CIPHER_CTX_set_key_length 53#define EVP_CIPHER_CTX_set_padding hc_EVP_CIPHER_CTX_set_padding 54#define EVP_CIPHER_block_size hc_EVP_CIPHER_block_size 55#define EVP_CIPHER_iv_length hc_EVP_CIPHER_iv_length 56#define EVP_CIPHER_key_length hc_EVP_CIPHER_key_length 57#define EVP_Cipher hc_EVP_Cipher 58#define EVP_CipherInit_ex hc_EVP_CipherInit_ex 59#define EVP_CipherUpdate hc_EVP_CipherUpdate 60#define EVP_CipherFinal_ex hc_EVP_CipherFinal_ex 61#define EVP_Digest hc_EVP_Digest 62#define EVP_DigestFinal_ex hc_EVP_DigestFinal_ex 63#define EVP_DigestInit_ex hc_EVP_DigestInit_ex 64#define EVP_DigestUpdate hc_EVP_DigestUpdate 65#define EVP_MD_CTX_block_size hc_EVP_MD_CTX_block_size 66#define EVP_MD_CTX_cleanup hc_EVP_MD_CTX_cleanup 67#define EVP_MD_CTX_create hc_EVP_MD_CTX_create 68#define EVP_MD_CTX_init hc_EVP_MD_CTX_init 69#define EVP_MD_CTX_destroy hc_EVP_MD_CTX_destroy 70#define EVP_MD_CTX_md hc_EVP_MD_CTX_md 71#define EVP_MD_CTX_size hc_EVP_MD_CTX_size 72#define EVP_MD_block_size hc_EVP_MD_block_size 73#define EVP_MD_size hc_EVP_MD_size 74#define EVP_aes_128_cbc hc_EVP_aes_128_cbc 75#define EVP_aes_192_cbc hc_EVP_aes_192_cbc 76#define EVP_aes_256_cbc hc_EVP_aes_256_cbc 77#define EVP_hcrypto_aes_128_cbc hc_EVP_hcrypto_aes_128_cbc 78#define EVP_hcrypto_aes_192_cbc hc_EVP_hcrypto_aes_192_cbc 79#define EVP_hcrypto_aes_256_cbc hc_EVP_hcrypto_aes_256_cbc 80#define EVP_hcrypto_aes_128_cts hc_EVP_hcrypto_aes_128_cts 81#define EVP_hcrypto_aes_192_cts hc_EVP_hcrypto_aes_192_cts 82#define EVP_hcrypto_aes_256_cts hc_EVP_hcrypto_aes_256_cts 83#define EVP_des_cbc hc_EVP_des_cbc 84#define EVP_des_ede3_cbc hc_EVP_des_ede3_cbc 85#define EVP_enc_null hc_EVP_enc_null 86#define EVP_md2 hc_EVP_md2 87#define EVP_md4 hc_EVP_md4 88#define EVP_md5 hc_EVP_md5 89#define EVP_md_null hc_EVP_md_null 90#define EVP_rc2_40_cbc hc_EVP_rc2_40_cbc 91#define EVP_rc2_64_cbc hc_EVP_rc2_64_cbc 92#define EVP_rc2_cbc hc_EVP_rc2_cbc 93#define EVP_rc4 hc_EVP_rc4 94#define EVP_rc4_40 hc_EVP_rc4_40 95#define EVP_camellia_128_cbc hc_EVP_camellia_128_cbc 96#define EVP_camellia_192_cbc hc_EVP_camellia_192_cbc 97#define EVP_camellia_256_cbc hc_EVP_camellia_256_cbc 98#define EVP_sha hc_EVP_sha 99#define EVP_sha1 hc_EVP_sha1 100#define EVP_sha256 hc_EVP_sha256 101#define PKCS5_PBKDF2_HMAC_SHA1 hc_PKCS5_PBKDF2_HMAC_SHA1 102#define EVP_BytesToKey hc_EVP_BytesToKey 103#define EVP_get_cipherbyname hc_EVP_get_cipherbyname 104#define OpenSSL_add_all_algorithms hc_OpenSSL_add_all_algorithms 105#define OpenSSL_add_all_algorithms_conf hc_OpenSSL_add_all_algorithms_conf 106#define OpenSSL_add_all_algorithms_noconf hc_OpenSSL_add_all_algorithms_noconf 107#define EVP_CIPHER_CTX_ctrl hc_EVP_CIPHER_CTX_ctrl 108#define EVP_CIPHER_CTX_rand_key hc_EVP_CIPHER_CTX_rand_key 109 110/* 111 * 112 */ 113 114typedef struct hc_EVP_MD_CTX EVP_MD_CTX; 115typedef struct hc_evp_pkey EVP_PKEY; 116typedef struct hc_evp_md EVP_MD; 117typedef struct hc_CIPHER EVP_CIPHER; 118typedef struct hc_CIPHER_CTX EVP_CIPHER_CTX; 119 120#define EVP_MAX_IV_LENGTH 16 121#define EVP_MAX_BLOCK_LENGTH 32 122 123#define EVP_MAX_MD_SIZE 64 124 125struct hc_CIPHER { 126 int nid; 127 int block_size; 128 int key_len; 129 int iv_len; 130 unsigned long flags; 131 /* The lowest 3 bits is used as integer field for the mode the 132 * cipher is used in (use EVP_CIPHER.._mode() to extract the 133 * mode). The rest of the flag field is a bitfield. 134 */ 135#define EVP_CIPH_STREAM_CIPHER 0 136#define EVP_CIPH_CBC_MODE 2 137#define EVP_CIPH_MODE 0x7 138 139#define EVP_CIPH_ALWAYS_CALL_INIT 0x020 140#define EVP_CIPH_RAND_KEY 0x200 141 142 int (*init)(EVP_CIPHER_CTX*,const unsigned char*,const unsigned char*,int); 143 int (*do_cipher)(EVP_CIPHER_CTX *, unsigned char *, 144 const unsigned char *, unsigned int); 145 int (*cleanup)(EVP_CIPHER_CTX *); 146 int ctx_size; 147 void *set_asn1_parameters; 148 void *get_asn1_parameters; 149 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr); 150#define EVP_CTRL_RAND_KEY 0x6 151 152 void *app_data; 153}; 154 155struct hc_CIPHER_CTX { 156 const EVP_CIPHER *cipher; 157 ENGINE *engine; 158 int encrypt; 159 int buf_len; /* bytes stored in buf for EVP_CipherUpdate */ 160 unsigned char oiv[EVP_MAX_IV_LENGTH]; 161 unsigned char iv[EVP_MAX_IV_LENGTH]; 162 unsigned char buf[EVP_MAX_BLOCK_LENGTH]; 163 int num; 164 void *app_data; 165 int key_len; 166 unsigned long flags; 167 void *cipher_data; 168 int final_used; 169 int block_mask; 170 unsigned char final[EVP_MAX_BLOCK_LENGTH]; 171}; 172 173typedef int (*hc_evp_md_init)(EVP_MD_CTX *); 174typedef int (*hc_evp_md_update)(EVP_MD_CTX *,const void *, size_t); 175typedef int (*hc_evp_md_final)(void *, EVP_MD_CTX *); 176typedef int (*hc_evp_md_cleanup)(EVP_MD_CTX *); 177 178struct hc_evp_md { 179 int hash_size; 180 int block_size; 181 int ctx_size; 182 hc_evp_md_init init; 183 hc_evp_md_update update; 184 hc_evp_md_final final; 185 hc_evp_md_cleanup cleanup; 186}; 187 188#if !defined(__GNUC__) && !defined(__attribute__) 189#define __attribute__(x) 190#endif 191 192#ifndef HC_DEPRECATED 193#if defined(__GNUC__) && ((__GNUC__ > 3) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 1 ))) 194#define HC_DEPRECATED __attribute__((deprecated)) 195#elif defined(_MSC_VER) && (_MSC_VER>1200) 196#define HC_DEPRECATED __declspec(deprecated) 197#else 198#define HC_DEPRECATED 199#endif 200#endif 201 202#ifndef HC_DEPRECATED_CRYPTO 203#define HC_DEPRECATED_CRYPTO HC_DEPRECATED 204#endif 205 206 207#ifdef __cplusplus 208extern "C" { 209#endif 210 211/* 212 * Avaible crypto algs 213 */ 214 215const EVP_MD *EVP_md_null(void); 216const EVP_MD *EVP_md2(void) HC_DEPRECATED_CRYPTO; 217const EVP_MD *EVP_md4(void) HC_DEPRECATED_CRYPTO; 218const EVP_MD *EVP_md5(void) HC_DEPRECATED_CRYPTO; 219const EVP_MD *EVP_sha(void); 220const EVP_MD *EVP_sha1(void); 221const EVP_MD *EVP_sha256(void); 222 223const EVP_CIPHER * EVP_aes_128_cbc(void); 224const EVP_CIPHER * EVP_aes_192_cbc(void); 225const EVP_CIPHER * EVP_aes_256_cbc(void); 226const EVP_CIPHER * EVP_hcrypto_aes_128_cbc(void); 227const EVP_CIPHER * EVP_hcrypto_aes_192_cbc(void); 228const EVP_CIPHER * EVP_hcrypto_aes_256_cbc(void); 229const EVP_CIPHER * EVP_hcrypto_aes_128_cts(void); 230const EVP_CIPHER * EVP_hcrypto_aes_192_cts(void); 231const EVP_CIPHER * EVP_hcrypto_aes_256_cts(void); 232const EVP_CIPHER * EVP_des_cbc(void) HC_DEPRECATED_CRYPTO; 233const EVP_CIPHER * EVP_des_ede3_cbc(void); 234const EVP_CIPHER * EVP_enc_null(void); 235const EVP_CIPHER * EVP_rc2_40_cbc(void) HC_DEPRECATED_CRYPTO; 236const EVP_CIPHER * EVP_rc2_64_cbc(void) HC_DEPRECATED_CRYPTO; 237const EVP_CIPHER * EVP_rc2_cbc(void) HC_DEPRECATED_CRYPTO; 238const EVP_CIPHER * EVP_rc4(void); 239const EVP_CIPHER * EVP_rc4_40(void) HC_DEPRECATED_CRYPTO; 240const EVP_CIPHER * EVP_camellia_128_cbc(void); 241const EVP_CIPHER * EVP_camellia_192_cbc(void); 242const EVP_CIPHER * EVP_camellia_256_cbc(void); 243 244/* 245 * 246 */ 247 248size_t EVP_MD_size(const EVP_MD *); 249size_t EVP_MD_block_size(const EVP_MD *); 250 251const EVP_MD * 252 EVP_MD_CTX_md(EVP_MD_CTX *); 253size_t EVP_MD_CTX_size(EVP_MD_CTX *); 254size_t EVP_MD_CTX_block_size(EVP_MD_CTX *); 255 256EVP_MD_CTX * 257 EVP_MD_CTX_create(void); 258void HC_DEPRECATED EVP_MD_CTX_init(EVP_MD_CTX *); 259void EVP_MD_CTX_destroy(EVP_MD_CTX *); 260int HC_DEPRECATED EVP_MD_CTX_cleanup(EVP_MD_CTX *); 261 262int EVP_DigestInit_ex(EVP_MD_CTX *, const EVP_MD *, ENGINE *); 263int EVP_DigestUpdate(EVP_MD_CTX *,const void *, size_t); 264int EVP_DigestFinal_ex(EVP_MD_CTX *, void *, unsigned int *); 265int EVP_Digest(const void *, size_t, void *, unsigned int *, 266 const EVP_MD *, ENGINE *); 267/* 268 * 269 */ 270 271const EVP_CIPHER * 272 EVP_get_cipherbyname(const char *); 273 274size_t EVP_CIPHER_block_size(const EVP_CIPHER *); 275size_t EVP_CIPHER_key_length(const EVP_CIPHER *); 276size_t EVP_CIPHER_iv_length(const EVP_CIPHER *); 277 278void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *); 279int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *); 280int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *, int); 281int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *, int); 282unsigned long 283 EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *); 284int EVP_CIPHER_CTX_mode(const EVP_CIPHER_CTX *); 285 286const EVP_CIPHER * 287 EVP_CIPHER_CTX_cipher(EVP_CIPHER_CTX *); 288size_t EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *); 289size_t EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *); 290size_t EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *); 291void * EVP_CIPHER_CTX_get_app_data(EVP_CIPHER_CTX *); 292void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *, void *); 293 294int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *, int, int, void *); 295int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *, void *); 296 297 298int EVP_CipherInit_ex(EVP_CIPHER_CTX *,const EVP_CIPHER *, ENGINE *, 299 const void *, const void *, int); 300int EVP_CipherUpdate(EVP_CIPHER_CTX *, void *, int *, void *, size_t); 301int EVP_CipherFinal_ex(EVP_CIPHER_CTX *, void *, int *); 302 303int EVP_Cipher(EVP_CIPHER_CTX *,void *,const void *,size_t); 304 305int PKCS5_PBKDF2_HMAC_SHA1(const void *, size_t, const void *, size_t, 306 unsigned long, size_t, void *); 307 308int EVP_BytesToKey(const EVP_CIPHER *, const EVP_MD *, 309 const void *, const void *, size_t, 310 unsigned int, void *, void *); 311 312 313/* 314 * 315 */ 316 317void OpenSSL_add_all_algorithms(void); 318void OpenSSL_add_all_algorithms_conf(void); 319void OpenSSL_add_all_algorithms_noconf(void); 320 321#ifdef __cplusplus 322} 323#endif 324 325#endif /* HEIM_EVP_H */ 326