/*	$NetBSD: sha1.h,v 1.1.1.1 2014/03/05 05:09:44 agc Exp $	*/

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

#ifndef _SYS_SHA1_H_
#define	_SYS_SHA1_H_

#include <inttypes.h>
#include <stdint.h>
#include <unistd.h>

typedef struct {
	uint32_t state[5];
	uint32_t count[2];  
	uint8_t buffer[64];
} SHA1_CTX;
  
#ifndef __BEGIN_DECLS
#  if defined(__cplusplus)
#  define __BEGIN_DECLS           extern "C" {
#  define __END_DECLS             }
#  else
#  define __BEGIN_DECLS
#  define __END_DECLS
#  endif
#endif

__BEGIN_DECLS

void	SHA1Transform(uint32_t state[5], const uint8_t buffer[64]);
void	SHA1Init(SHA1_CTX *context);
void	SHA1Update(SHA1_CTX *context, const uint8_t *data, size_t len);
void	SHA1Final(uint8_t digest[20], SHA1_CTX *context);
#ifndef _KERNEL
char	*SHA1End(SHA1_CTX *, char *);
char	*SHA1File(char *, char *);
char	*SHA1Data(const uint8_t *, size_t, char *);
#endif /* _KERNEL */

__END_DECLS

#endif /* _SYS_SHA1_H_ */