sha1.h
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/* $NetBSD: sha1.h,v 1.2 1998/05/29 22:55:44 thorpej Exp $ */
/* $RoughId: sha1.h,v 1.3 2002/02/24 08:14:32 knu Exp $ */
/* $Id: sha1.h 27437 2010-04-22 08:04:13Z nobu $ */
/*
* SHA-1 in C
* By Steve Reid <steve@edmweb.com>
* 100% Public Domain
*/
#ifndef _SYS_SHA1_H_
#define _SYS_SHA1_H_
#include "defs.h"
typedef struct {
uint32_t state[5];
uint32_t count[2];
uint8_t buffer[64];
} SHA1_CTX;
#ifdef RUBY
/* avoid name clash */
#define SHA1_Transform rb_Digest_SHA1_Transform
#define SHA1_Init rb_Digest_SHA1_Init
#define SHA1_Update rb_Digest_SHA1_Update
#define SHA1_Finish rb_Digest_SHA1_Finish
#endif
void SHA1_Transform _((uint32_t state[5], const uint8_t buffer[64]));
void SHA1_Init _((SHA1_CTX *context));
void SHA1_Update _((SHA1_CTX *context, const uint8_t *data, size_t len));
void SHA1_Finish _((SHA1_CTX *context, uint8_t digest[20]));
#define SHA1_BLOCK_LENGTH 64
#define SHA1_DIGEST_LENGTH 20
#define SHA1_DIGEST_STRING_LENGTH (SHA1_DIGEST_LENGTH * 2 + 1)
#endif /* _SYS_SHA1_H_ */