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39 lines
976 B
C
39 lines
976 B
C
/* $NetBSD: sha1.h,v 1.2 1998/05/29 22:55:44 thorpej Exp $ */
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/* $RoughId: sha1.h,v 1.3 2002/02/24 08:14:32 knu Exp $ */
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/* $Id$ */
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/*
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* SHA-1 in C
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* By Steve Reid <steve@edmweb.com>
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* 100% Public Domain
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*/
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#ifndef _SYS_SHA1_H_
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#define _SYS_SHA1_H_
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#include "../defs.h"
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typedef struct {
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uint32_t state[5];
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uint32_t count[2];
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uint8_t buffer[64];
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} SHA1_CTX;
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#ifdef RUBY
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/* avoid name clash */
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#define SHA1_Transform rb_Digest_SHA1_Transform
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#define SHA1_Init rb_Digest_SHA1_Init
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#define SHA1_Update rb_Digest_SHA1_Update
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#define SHA1_Finish rb_Digest_SHA1_Finish
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#endif
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void SHA1_Transform _((uint32_t state[5], const uint8_t buffer[64]));
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int SHA1_Init _((SHA1_CTX *context));
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void SHA1_Update _((SHA1_CTX *context, const uint8_t *data, size_t len));
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int SHA1_Finish _((SHA1_CTX *context, uint8_t digest[20]));
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#define SHA1_BLOCK_LENGTH 64
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#define SHA1_DIGEST_LENGTH 20
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#define SHA1_DIGEST_STRING_LENGTH (SHA1_DIGEST_LENGTH * 2 + 1)
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#endif /* _SYS_SHA1_H_ */
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