[352] | 1 | /* hmac.h
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| 2 | *
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| 3 | * Copyright (C) 2006-2017 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, write to the Free Software
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| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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| 20 | */
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| 21 |
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| 22 |
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| 23 |
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| 24 | /* hmac.h defines mini hamc openssl compatibility layer
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| 25 | *
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| 26 | */
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| 27 |
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| 28 |
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| 29 | #ifndef WOLFSSL_HMAC_H_
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| 30 | #define WOLFSSL_HMAC_H_
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| 31 |
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| 32 | #include <wolfssl/wolfcrypt/settings.h>
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| 33 |
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| 34 | #ifdef WOLFSSL_PREFIX
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| 35 | #include "prefix_hmac.h"
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| 36 | #endif
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| 37 |
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| 38 | #include <wolfssl/openssl/evp.h>
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| 39 | #include <wolfssl/wolfcrypt/hmac.h>
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| 40 |
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| 41 | #ifdef __cplusplus
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| 42 | extern "C" {
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| 43 | #endif
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| 44 |
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| 45 |
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| 46 | WOLFSSL_API unsigned char* wolfSSL_HMAC(const WOLFSSL_EVP_MD* evp_md,
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| 47 | const void* key, int key_len,
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| 48 | const unsigned char* d, int n, unsigned char* md,
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| 49 | unsigned int* md_len);
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| 50 |
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| 51 |
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| 52 | typedef struct WOLFSSL_HMAC_CTX {
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| 53 | Hmac hmac;
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| 54 | int type;
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| 55 | } WOLFSSL_HMAC_CTX;
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| 56 |
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| 57 |
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| 58 | WOLFSSL_API void wolfSSL_HMAC_Init(WOLFSSL_HMAC_CTX* ctx, const void* key,
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| 59 | int keylen, const EVP_MD* type);
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| 60 | WOLFSSL_API int wolfSSL_HMAC_Init_ex(WOLFSSL_HMAC_CTX* ctx, const void* key,
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| 61 | int len, const EVP_MD* md, void* impl);
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| 62 | WOLFSSL_API void wolfSSL_HMAC_Update(WOLFSSL_HMAC_CTX* ctx,
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| 63 | const unsigned char* data, int len);
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| 64 | WOLFSSL_API void wolfSSL_HMAC_Final(WOLFSSL_HMAC_CTX* ctx, unsigned char* hash,
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| 65 | unsigned int* len);
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| 66 | WOLFSSL_API void wolfSSL_HMAC_cleanup(WOLFSSL_HMAC_CTX* ctx);
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| 67 |
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| 68 |
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| 69 | typedef struct WOLFSSL_HMAC_CTX HMAC_CTX;
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| 70 |
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| 71 | #define HMAC(a,b,c,d,e,f,g) wolfSSL_HMAC((a),(b),(c),(d),(e),(f),(g))
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| 72 |
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| 73 | #define HMAC_Init wolfSSL_HMAC_Init
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| 74 | #define HMAC_Init_ex wolfSSL_HMAC_Init_ex
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| 75 | #define HMAC_Update wolfSSL_HMAC_Update
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| 76 | #define HMAC_Final wolfSSL_HMAC_Final
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| 77 | #define HMAC_cleanup wolfSSL_HMAC_cleanup
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| 78 |
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| 79 |
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| 80 | #ifdef __cplusplus
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| 81 | } /* extern "C" */
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| 82 | #endif
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| 83 |
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| 84 |
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| 85 | #endif /* WOLFSSL_HMAC_H_ */
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