sha1.h revision dafcb997e390efa4423883dafd100c975c4095d6
/*
* Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 2000, 2001 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 ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC 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.
*/
#ifndef ISC_SHA1_H
#define ISC_SHA1_H 1
/* $Id: sha1.h,v 1.9 2004/03/05 05:11:00 marka 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
*/
#include <isc/lang.h>
#include <isc/types.h>
#define ISC_SHA1_DIGESTLENGTH 20
typedef struct {
isc_uint32_t state[5];
isc_uint32_t count[2];
unsigned char buffer[64];
} isc_sha1_t;
ISC_LANG_BEGINDECLS
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, unsigned int len);
void
isc_sha1_final(isc_sha1_t *ctx, unsigned char *digest);
ISC_LANG_ENDDECLS
#endif /* ISC_SHA1_H */