xref: /freebsd/sys/opencrypto/rmd160.h (revision 069ac184)
1 /*	$OpenBSD: rmd160.h,v 1.3 2002/03/14 01:26:51 millert Exp $	*/
2 /*-
3  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 #ifndef  _RMD160_H
26 #define  _RMD160_H
27 
28 /* RMD160 context. */
29 typedef struct RMD160Context {
30 	uint32_t state[5];	/* state */
31 	uint64_t count;	/* number of bits, modulo 2^64 */
32 	u_char buffer[64];	/* input buffer */
33 } RMD160_CTX;
34 
35 void	 RMD160Init(RMD160_CTX *);
36 void	 RMD160Transform(uint32_t [5], const u_char [64]);
37 void	 RMD160Update(RMD160_CTX *, const u_char *, uint32_t);
38 void	 RMD160Final(u_char [20], RMD160_CTX *);
39 
40 #endif  /* _RMD160_H */
41