66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/* $OpenBSD: hmac.h,v 1.3 2012/12/05 23:20:15 deraadt Exp $ */
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/*-
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* Copyright (c) 2008 Damien Bergamini <damien.bergamini@free.fr>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _HMAC_H_
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#define _HMAC_H_
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typedef struct _HMAC_MD5_CTX {
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MD5_CTX ctx;
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u_int8_t key[MD5_BLOCK_LENGTH];
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u_int key_len;
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} HMAC_MD5_CTX;
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typedef struct _HMAC_SHA1_CTX {
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SHA1_CTX ctx;
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u_int8_t key[SHA1_BLOCK_LENGTH];
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u_int key_len;
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} HMAC_SHA1_CTX;
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typedef struct _HMAC_SHA256_CTX {
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SHA2_CTX ctx;
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u_int8_t key[SHA256_BLOCK_LENGTH];
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u_int key_len;
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} HMAC_SHA256_CTX;
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__BEGIN_DECLS
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void HMAC_MD5_Init(HMAC_MD5_CTX *, const u_int8_t *, u_int)
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__attribute__((__bounded__(__string__,2,3)));
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void HMAC_MD5_Update(HMAC_MD5_CTX *, const u_int8_t *, u_int)
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__attribute__((__bounded__(__string__,2,3)));
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void HMAC_MD5_Final(u_int8_t [MD5_DIGEST_LENGTH], HMAC_MD5_CTX *)
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__attribute__((__bounded__(__minbytes__,1,MD5_DIGEST_LENGTH)));
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void HMAC_SHA1_Init(HMAC_SHA1_CTX *, const u_int8_t *, u_int)
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__attribute__((__bounded__(__string__,2,3)));
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void HMAC_SHA1_Update(HMAC_SHA1_CTX *, const u_int8_t *, u_int)
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__attribute__((__bounded__(__string__,2,3)));
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void HMAC_SHA1_Final(u_int8_t [SHA1_DIGEST_LENGTH], HMAC_SHA1_CTX *)
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__attribute__((__bounded__(__minbytes__,1,SHA1_DIGEST_LENGTH)));
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void HMAC_SHA256_Init(HMAC_SHA256_CTX *, const u_int8_t *, u_int)
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__attribute__((__bounded__(__string__,2,3)));
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void HMAC_SHA256_Update(HMAC_SHA256_CTX *, const u_int8_t *, u_int)
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__attribute__((__bounded__(__string__,2,3)));
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void HMAC_SHA256_Final(u_int8_t [SHA256_DIGEST_LENGTH], HMAC_SHA256_CTX *)
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__attribute__((__bounded__(__minbytes__,1,SHA256_DIGEST_LENGTH)));
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__END_DECLS
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#endif /* _HMAC_H_ */
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