1 /*-
2  * Copyright (c) 2005-2011 Alistair Crooks <agc@NetBSD.org>
3  * 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 TIGER_H_
26 #define TIGER_H_
27 
28 #include <sys/types.h>
29 
30 #include <inttypes.h>
31 
32 #ifndef __BEGIN_DECLS
33 #  if defined(__cplusplus)
34 #  define __BEGIN_DECLS           extern "C" {
35 #  define __END_DECLS             }
36 #  else
37 #  define __BEGIN_DECLS
38 #  define __END_DECLS
39 #  endif
40 #endif
41 
42 __BEGIN_DECLS
43 
44 #define TIGER_DIGEST_LENGTH            24
45 #define TIGER_DIGEST_STRING_LENGTH     ((TIGER_DIGEST_LENGTH * 2) + 1)
46 
47 typedef struct TIGER_CTX {
48 	uint64_t	ctx[3];
49 	int		init;
50 	uint8_t		pad;
51 } TIGER_CTX;
52 
53 void TIGER_Init(TIGER_CTX *);
54 void TIGER2_Init(TIGER_CTX *);
55 void TIGER_Update(TIGER_CTX *, const void *, size_t);
56 void TIGER_Final(uint8_t *, TIGER_CTX *);
57 
58 char *TIGER_End(TIGER_CTX *, char *);
59 
60 char *TIGER_File(char *, char *, int);
61 char *TIGER_Data(const uint8_t *, size_t, char *, int);
62 
63 __END_DECLS
64 
65 #endif
66