242 lines
8.3 KiB
C
242 lines
8.3 KiB
C
/* evp.h
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*
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* Copyright (C) 2013 wolfSSL Inc.
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*
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* This file is part of CyaSSL.
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*
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* CyaSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* CyaSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/* evp.h defines mini evp openssl compatibility layer
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*
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*/
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#ifndef CYASSL_EVP_H_
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#define CYASSL_EVP_H_
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#include <cyassl/ctaocrypt/settings.h>
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#ifdef YASSL_PREFIX
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#include "prefix_evp.h"
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#endif
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#include <cyassl/openssl/md5.h>
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#include <cyassl/openssl/sha.h>
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#include <cyassl/openssl/ripemd.h>
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#include <cyassl/openssl/rsa.h>
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#include <cyassl/openssl/dsa.h>
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#include <cyassl/ctaocrypt/aes.h>
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#include <cyassl/ctaocrypt/des3.h>
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#include <cyassl/ctaocrypt/arc4.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef char CYASSL_EVP_MD;
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typedef char CYASSL_EVP_CIPHER;
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CYASSL_API const CYASSL_EVP_MD* CyaSSL_EVP_md5(void);
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CYASSL_API const CYASSL_EVP_MD* CyaSSL_EVP_sha1(void);
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CYASSL_API const CYASSL_EVP_MD* CyaSSL_EVP_sha256(void);
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CYASSL_API const CYASSL_EVP_MD* CyaSSL_EVP_sha384(void);
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CYASSL_API const CYASSL_EVP_MD* CyaSSL_EVP_sha512(void);
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CYASSL_API const CYASSL_EVP_MD* CyaSSL_EVP_ripemd160(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_aes_128_cbc(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_aes_192_cbc(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_aes_256_cbc(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_aes_128_ctr(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_aes_192_ctr(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_aes_256_ctr(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_des_cbc(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_des_ede3_cbc(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_rc4(void);
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CYASSL_API const CYASSL_EVP_CIPHER* CyaSSL_EVP_enc_null(void);
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typedef union {
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CYASSL_MD5_CTX md5;
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CYASSL_SHA_CTX sha;
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CYASSL_SHA256_CTX sha256;
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#ifdef CYASSL_SHA384
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CYASSL_SHA384_CTX sha384;
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#endif
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#ifdef CYASSL_SHA512
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CYASSL_SHA512_CTX sha512;
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#endif
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#ifdef CYASSL_RIPEMD
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CYASSL_RIPEMD_CTX ripemd;
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#endif
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} CYASSL_Hasher;
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typedef struct CYASSL_EVP_MD_CTX {
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unsigned char macType;
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CYASSL_Hasher hash;
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} CYASSL_EVP_MD_CTX;
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typedef union {
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Aes aes;
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#ifndef NO_DES3
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Des des;
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Des3 des3;
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#endif
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Arc4 arc4;
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} CYASSL_Cipher;
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enum {
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AES_128_CBC_TYPE = 1,
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AES_192_CBC_TYPE = 2,
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AES_256_CBC_TYPE = 3,
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AES_128_CTR_TYPE = 4,
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AES_192_CTR_TYPE = 5,
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AES_256_CTR_TYPE = 6,
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DES_CBC_TYPE = 7,
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DES_EDE3_CBC_TYPE = 8,
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ARC4_TYPE = 9,
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NULL_CIPHER_TYPE = 10,
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EVP_PKEY_RSA = 11,
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EVP_PKEY_DSA = 12,
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NID_sha1 = 64,
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NID_md5 = 4
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};
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typedef struct CYASSL_EVP_CIPHER_CTX {
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int keyLen; /* user may set for variable */
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unsigned char enc; /* if encrypt side, then true */
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unsigned char cipherType;
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unsigned char iv[AES_BLOCK_SIZE]; /* working iv pointer into cipher */
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CYASSL_Cipher cipher;
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} CYASSL_EVP_CIPHER_CTX;
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CYASSL_API int CyaSSL_EVP_MD_size(const CYASSL_EVP_MD* md);
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CYASSL_API void CyaSSL_EVP_MD_CTX_init(CYASSL_EVP_MD_CTX* ctx);
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CYASSL_API int CyaSSL_EVP_MD_CTX_cleanup(CYASSL_EVP_MD_CTX* ctx);
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CYASSL_API int CyaSSL_EVP_DigestInit(CYASSL_EVP_MD_CTX* ctx,
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const CYASSL_EVP_MD* type);
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CYASSL_API int CyaSSL_EVP_DigestUpdate(CYASSL_EVP_MD_CTX* ctx, const void* data,
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unsigned long sz);
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CYASSL_API int CyaSSL_EVP_DigestFinal(CYASSL_EVP_MD_CTX* ctx, unsigned char* md,
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unsigned int* s);
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CYASSL_API int CyaSSL_EVP_DigestFinal_ex(CYASSL_EVP_MD_CTX* ctx,
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unsigned char* md, unsigned int* s);
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CYASSL_API int CyaSSL_EVP_BytesToKey(const CYASSL_EVP_CIPHER*,
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const CYASSL_EVP_MD*, const unsigned char*,
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const unsigned char*, int, int, unsigned char*,
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unsigned char*);
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CYASSL_API void CyaSSL_EVP_CIPHER_CTX_init(CYASSL_EVP_CIPHER_CTX* ctx);
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CYASSL_API int CyaSSL_EVP_CIPHER_CTX_cleanup(CYASSL_EVP_CIPHER_CTX* ctx);
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CYASSL_API int CyaSSL_EVP_CIPHER_CTX_iv_length(const CYASSL_EVP_CIPHER_CTX*);
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CYASSL_API int CyaSSL_EVP_CipherInit(CYASSL_EVP_CIPHER_CTX* ctx,
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const CYASSL_EVP_CIPHER* type,
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unsigned char* key, unsigned char* iv,
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int enc);
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CYASSL_API int CyaSSL_EVP_CIPHER_CTX_key_length(CYASSL_EVP_CIPHER_CTX* ctx);
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CYASSL_API int CyaSSL_EVP_CIPHER_CTX_set_key_length(CYASSL_EVP_CIPHER_CTX* ctx,
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int keylen);
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CYASSL_API int CyaSSL_EVP_Cipher(CYASSL_EVP_CIPHER_CTX* ctx,
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unsigned char* dst, unsigned char* src,
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unsigned int len);
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CYASSL_API const CYASSL_EVP_MD* CyaSSL_EVP_get_digestbynid(int);
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CYASSL_API CYASSL_RSA* CyaSSL_EVP_PKEY_get1_RSA(CYASSL_EVP_PKEY*);
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CYASSL_API CYASSL_DSA* CyaSSL_EVP_PKEY_get1_DSA(CYASSL_EVP_PKEY*);
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/* these next ones don't need real OpenSSL type, for OpenSSH compat only */
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CYASSL_API void* CyaSSL_EVP_X_STATE(const CYASSL_EVP_CIPHER_CTX* ctx);
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CYASSL_API int CyaSSL_EVP_X_STATE_LEN(const CYASSL_EVP_CIPHER_CTX* ctx);
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CYASSL_API void CyaSSL_3des_iv(CYASSL_EVP_CIPHER_CTX* ctx, int doset,
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unsigned char* iv, int len);
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CYASSL_API void CyaSSL_aes_ctr_iv(CYASSL_EVP_CIPHER_CTX* ctx, int doset,
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unsigned char* iv, int len);
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CYASSL_API int CyaSSL_StoreExternalIV(CYASSL_EVP_CIPHER_CTX* ctx);
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CYASSL_API int CyaSSL_SetInternalIV(CYASSL_EVP_CIPHER_CTX* ctx);
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/* end OpenSSH compat */
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typedef CYASSL_EVP_MD EVP_MD;
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typedef CYASSL_EVP_CIPHER EVP_CIPHER;
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typedef CYASSL_EVP_MD_CTX EVP_MD_CTX;
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typedef CYASSL_EVP_CIPHER_CTX EVP_CIPHER_CTX;
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#define EVP_md5 CyaSSL_EVP_md5
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#define EVP_sha1 CyaSSL_EVP_sha1
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#define EVP_sha256 CyaSSL_EVP_sha256
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#define EVP_sha384 CyaSSL_EVP_sha384
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#define EVP_sha512 CyaSSL_EVP_sha512
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#define EVP_ripemd160 CyaSSL_EVP_ripemd160
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#define EVP_aes_128_cbc CyaSSL_EVP_aes_128_cbc
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#define EVP_aes_192_cbc CyaSSL_EVP_aes_192_cbc
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#define EVP_aes_256_cbc CyaSSL_EVP_aes_256_cbc
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#define EVP_aes_128_ctr CyaSSL_EVP_aes_128_ctr
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#define EVP_aes_192_ctr CyaSSL_EVP_aes_192_ctr
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#define EVP_aes_256_ctr CyaSSL_EVP_aes_256_ctr
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#define EVP_des_cbc CyaSSL_EVP_des_cbc
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#define EVP_des_ede3_cbc CyaSSL_EVP_des_ede3_cbc
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#define EVP_rc4 CyaSSL_EVP_rc4
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#define EVP_enc_null CyaSSL_EVP_enc_null
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#define EVP_MD_size CyaSSL_EVP_MD_size
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#define EVP_MD_CTX_init CyaSSL_EVP_MD_CTX_init
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#define EVP_MD_CTX_cleanup CyaSSL_EVP_MD_CTX_cleanup
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#define EVP_DigestInit CyaSSL_EVP_DigestInit
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#define EVP_DigestUpdate CyaSSL_EVP_DigestUpdate
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#define EVP_DigestFinal CyaSSL_EVP_DigestFinal
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#define EVP_DigestFinal_ex CyaSSL_EVP_DigestFinal_ex
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#define EVP_BytesToKey CyaSSL_EVP_BytesToKey
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#define EVP_CIPHER_CTX_init CyaSSL_EVP_CIPHER_CTX_init
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#define EVP_CIPHER_CTX_cleanup CyaSSL_EVP_CIPHER_CTX_cleanup
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#define EVP_CIPHER_CTX_iv_length CyaSSL_EVP_CIPHER_CTX_iv_length
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#define EVP_CIPHER_CTX_key_length CyaSSL_EVP_CIPHER_CTX_key_length
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#define EVP_CIPHER_CTX_set_key_length CyaSSL_EVP_CIPHER_CTX_set_key_length
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#define EVP_CipherInit CyaSSL_EVP_CipherInit
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#define EVP_Cipher CyaSSL_EVP_Cipher
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#define EVP_get_digestbynid CyaSSL_EVP_get_digestbynid
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#define EVP_PKEY_get1_RSA CyaSSL_EVP_PKEY_get1_RSA
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#define EVP_PKEY_get1_DSA CyaSSL_EVP_PKEY_get1_DSA
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#ifndef EVP_MAX_MD_SIZE
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#define EVP_MAX_MD_SIZE 64 /* sha512 */
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#endif
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* CYASSL_EVP_H_ */
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