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945a76d97b
rb_digest_base_equal): Simplify the equality check and just compare resulted digests since state-level equality should not be significant. * ext/digest/digest.h: Ditto. * ext/digest/*/*.[ch]: Ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11131 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
109 lines
3.6 KiB
C
109 lines
3.6 KiB
C
/*
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* sha2.h
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*
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* Version 1.0.0beta1
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*
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* Written by Aaron D. Gifford <me@aarongifford.com>
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*
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* Copyright 2000 Aaron D. Gifford. 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(S) 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(S) 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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*/
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/* $RoughId: sha2.h,v 1.3 2002/02/24 08:14:32 knu Exp $ */
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/* $Id$ */
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#ifndef __SHA2_H__
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#define __SHA2_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "defs.h"
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/*** SHA-256/384/512 Various Length Definitions ***********************/
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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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uint32_t state[8];
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uint64_t bitcount;
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uint8_t buffer[SHA256_BLOCK_LENGTH];
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} SHA256_CTX;
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typedef struct _SHA512_CTX {
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uint64_t state[8];
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uint64_t bitcount[2];
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uint8_t buffer[SHA512_BLOCK_LENGTH];
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} SHA512_CTX;
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typedef SHA512_CTX SHA384_CTX;
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#ifdef RUBY
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#define SHA256_Init rb_Digest_SHA256_Init
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#define SHA256_Update rb_Digest_SHA256_Update
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#define SHA256_Finish rb_Digest_SHA256_Finish
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#define SHA384_Init rb_Digest_SHA384_Init
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#define SHA384_Update rb_Digest_SHA384_Update
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#define SHA384_Finish rb_Digest_SHA384_Finish
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#define SHA512_Init rb_Digest_SHA512_Init
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#define SHA512_Update rb_Digest_SHA512_Update
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#define SHA512_Finish rb_Digest_SHA512_Finish
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#endif
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/*** SHA-256/384/512 Function Prototypes ******************************/
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void SHA256_Init _((SHA256_CTX *));
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void SHA256_Update _((SHA256_CTX*, const uint8_t*, size_t));
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void SHA256_Finish _((SHA256_CTX*, uint8_t[SHA256_DIGEST_LENGTH]));
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void SHA384_Init _((SHA384_CTX*));
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void SHA384_Update _((SHA384_CTX*, const uint8_t*, size_t));
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void SHA384_Finish _((SHA384_CTX*, uint8_t[SHA384_DIGEST_LENGTH]));
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void SHA512_Init _((SHA512_CTX*));
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void SHA512_Update _((SHA512_CTX*, const uint8_t*, size_t));
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void SHA512_Finish _((SHA512_CTX*, uint8_t[SHA512_DIGEST_LENGTH]));
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __SHA2_H__ */
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