sha1.h revision 74da616f07f038138ddd45c10fc8de0920244d12
/*
* Copyright (C) 2000 Internet Software Consortium.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*/
/* $Id: sha1.h,v 1.1 2000/06/07 00:15:19 explorer Exp $ */
/* $NetBSD: sha1.h,v 1.2 1998/05/29 22:55:44 thorpej Exp $ */
/*
* SHA-1 in C
* By Steve Reid <steve@edmweb.com>
* 100% Public Domain
*/
#ifndef ISC_SHA1_H
#define ISC_SHA1_H
#include <isc/types.h>
typedef struct {
isc_uint32_t state[5];
isc_uint32_t count[2];
unsigned char buffer[64];
} isc_sha1_t;
void isc_sha1_init(isc_sha1_t *ctx);
void isc_sha1_invalidate(isc_sha1_t *ctx);
void isc_sha1_update(isc_sha1_t *ctx, const unsigned char *data, u_int len);
void isc_sha1_final(isc_sha1_t *ctx, unsigned char digest[20]);
void isc_sha1_transform(isc_uint32_t state[5], const unsigned char buffer[64]);
#endif /* ISC_SHA1_H */