3 * Copyright (C) 2012 Sawtooth Consulting Ltd.
5 * This file is part of CyaSSL.
7 * CyaSSL is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * CyaSSL is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
23 /* hmac.h defines mini hamc openssl compatibility layer
28 #ifndef CYASSL_HMAC_H_
29 #define CYASSL_HMAC_H_
31 #include <cyassl/ctaocrypt/settings.h>
34 #include "prefix_hmac.h"
37 #include <cyassl/openssl/evp.h>
38 #include <cyassl/ctaocrypt/hmac.h>
45 CYASSL_API unsigned char* CyaSSL_HMAC(const CYASSL_EVP_MD* evp_md,
46 const void* key, int key_len,
47 const unsigned char* d, int n, unsigned char* md,
48 unsigned int* md_len);
51 typedef struct CYASSL_HMAC_CTX {
57 CYASSL_API void CyaSSL_HMAC_Init(CYASSL_HMAC_CTX* ctx, const void* key,
58 int keylen, const EVP_MD* type);
59 CYASSL_API void CyaSSL_HMAC_Update(CYASSL_HMAC_CTX* ctx,
60 const unsigned char* data, int len);
61 CYASSL_API void CyaSSL_HMAC_Final(CYASSL_HMAC_CTX* ctx, unsigned char* hash,
63 CYASSL_API void CyaSSL_HMAC_cleanup(CYASSL_HMAC_CTX* ctx);
66 typedef struct CYASSL_HMAC_CTX HMAC_CTX;
68 #define HMAC(a,b,c,d,e,f,g) CyaSSL_HMAC((a),(b),(c),(d),(e),(f),(g))
70 #define HMAC_Init CyaSSL_HMAC_Init
71 #define HMAC_Update CyaSSL_HMAC_Update
72 #define HMAC_Final CyaSSL_HMAC_Final
73 #define HMAC_cleanup CyaSSL_HMAC_cleanup
81 #endif /* CYASSL_HMAC_H_ */