File: sha1.h

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/*	$NetBSD: sha1.h,v 1.5 2006/10/02 23:42:08 patthoyts Exp $	*/

/*
 * SHA-1 in C
 * By Steve Reid <steve@edmweb.com>
 * 100% Public Domain
 */

#ifndef _SYS_SHA1_H_
#define	_SYS_SHA1_H_

#include "tclpre9compat.h"

typedef unsigned int  my_int32_t;
typedef unsigned char my_char;

typedef struct {
	my_int32_t state [5];
	my_int32_t count [2];  
	my_char    buffer[64];
} SHA1_CTX;
  
void	SHA1Transform (my_int32_t state[5], const my_char buffer[64]);
void	SHA1Init      (SHA1_CTX *context);
void	SHA1Update    (SHA1_CTX *context, const my_char *data, Tcl_Size len);
void	SHA1Final     (my_char digest[20], SHA1_CTX *context);

#endif /* _SYS_SHA1_H_ */