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0a78320057
This includes removing tabs after periods in C comments, which was applied to back branches, so this change should not effect backpatching.
101 lines
3.7 KiB
C
101 lines
3.7 KiB
C
/* contrib/pgcrypto/sha2.h */
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/* $OpenBSD: sha2.h,v 1.2 2004/04/28 23:11:57 millert Exp $ */
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/*
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* FILE: sha2.h
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* AUTHOR: Aaron D. Gifford <me@aarongifford.com>
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*
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* Copyright (c) 2000-2001, Aaron D. Gifford
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $From: sha2.h,v 1.1 2001/11/08 00:02:01 adg Exp adg $
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*/
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#ifndef _SHA2_H
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#define _SHA2_H
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/* avoid conflict with OpenSSL */
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#define SHA256_Init pg_SHA256_Init
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#define SHA256_Update pg_SHA256_Update
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#define SHA256_Final pg_SHA256_Final
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#define SHA384_Init pg_SHA384_Init
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#define SHA384_Update pg_SHA384_Update
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#define SHA384_Final pg_SHA384_Final
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#define SHA512_Init pg_SHA512_Init
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#define SHA512_Update pg_SHA512_Update
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#define SHA512_Final pg_SHA512_Final
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/*** SHA-224/256/384/512 Various Length Definitions ***********************/
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#define SHA224_BLOCK_LENGTH 64
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#define SHA224_DIGEST_LENGTH 28
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#define SHA224_DIGEST_STRING_LENGTH (SHA224_DIGEST_LENGTH * 2 + 1)
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#define SHA256_BLOCK_LENGTH 64
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#define SHA256_DIGEST_LENGTH 32
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#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
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#define SHA384_BLOCK_LENGTH 128
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#define SHA384_DIGEST_LENGTH 48
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#define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1)
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#define SHA512_BLOCK_LENGTH 128
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#define SHA512_DIGEST_LENGTH 64
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#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
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/*** SHA-256/384/512 Context Structures *******************************/
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typedef struct _SHA256_CTX
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{
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uint32 state[8];
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uint64 bitcount;
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uint8 buffer[SHA256_BLOCK_LENGTH];
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} SHA256_CTX;
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typedef struct _SHA512_CTX
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{
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uint64 state[8];
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uint64 bitcount[2];
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uint8 buffer[SHA512_BLOCK_LENGTH];
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} SHA512_CTX;
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typedef SHA256_CTX SHA224_CTX;
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typedef SHA512_CTX SHA384_CTX;
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void SHA224_Init(SHA224_CTX *);
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void SHA224_Update(SHA224_CTX *, const uint8 *, size_t);
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void SHA224_Final(uint8[SHA224_DIGEST_LENGTH], SHA224_CTX *);
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void SHA256_Init(SHA256_CTX *);
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void SHA256_Update(SHA256_CTX *, const uint8 *, size_t);
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void SHA256_Final(uint8[SHA256_DIGEST_LENGTH], SHA256_CTX *);
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void SHA384_Init(SHA384_CTX *);
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void SHA384_Update(SHA384_CTX *, const uint8 *, size_t);
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void SHA384_Final(uint8[SHA384_DIGEST_LENGTH], SHA384_CTX *);
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void SHA512_Init(SHA512_CTX *);
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void SHA512_Update(SHA512_CTX *, const uint8 *, size_t);
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void SHA512_Final(uint8[SHA512_DIGEST_LENGTH], SHA512_CTX *);
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#endif /* _SHA2_H */
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