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      1 /*	$NetBSD: rmd160.h,v 1.4 2023/08/01 07:04:16 mrg Exp $	*/
      2 /*	$KAME: rmd160.h,v 1.2 2003/07/25 09:37:55 itojun Exp $	*/
      3 /*	$OpenBSD: rmd160.h,v 1.3 2002/03/14 01:26:51 millert Exp $	*/
      4 /*
      5  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 #ifndef  _RMD160_H
     28 #define  _RMD160_H
     29 
     30 #include <sys/cdefs.h>
     31 #include <sys/types.h>
     32 
     33 #define RMD160_DIGEST_LENGTH		20
     34 #define RMD160_DIGEST_STRING_LENGTH	41
     35 #define RMD160_BLOCK_LENGTH		64
     36 
     37 /* RMD160 context. */
     38 typedef struct RMD160Context {
     39 	uint32_t state[5];	/* state */
     40 	uint64_t count;		/* number of bits, modulo 2^64 */
     41 	u_char buffer[RMD160_BLOCK_LENGTH];	/* input buffer */
     42 } RMD160_CTX;
     43 
     44 __BEGIN_DECLS
     45 void	 RMD160Init(RMD160_CTX *);
     46 void	 RMD160Transform(uint32_t [5], const u_char [64]);
     47 void	 RMD160Update(RMD160_CTX *, const u_char *, uint32_t);
     48 void	 RMD160Final(u_char [RMD160_DIGEST_LENGTH], RMD160_CTX *);
     49 #ifndef _KERNEL
     50 char	*RMD160End(RMD160_CTX *, char[RMD160_DIGEST_STRING_LENGTH]);
     51 char	*RMD160FileChunk(const char *, char *, off_t, off_t);
     52 char	*RMD160File(const char *, char *);
     53 char	*RMD160Data(const u_char *, size_t, char[RMD160_DIGEST_STRING_LENGTH]);
     54 #endif /* _KERNEL */
     55 __END_DECLS
     56 
     57 #endif  /* _RMD160_H */
     58