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1 | /* $FreeBSD: src/sys/crypto/sha1.h,v 1.3.2.3 2000/10/12 18:59:31 archie Exp $ */ | |
2 | /* $KAME: sha1.h,v 1.5 2000/03/27 04:36:23 sumikawa Exp $ */ | |
3 | ||
4 | /* | |
5 | * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. | |
6 | * All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * 1. Redistributions of source code must retain the above copyright | |
12 | * notice, this list of conditions and the following disclaimer. | |
13 | * 2. Redistributions in binary form must reproduce the above copyright | |
14 | * notice, this list of conditions and the following disclaimer in the | |
15 | * documentation and/or other materials provided with the distribution. | |
16 | * 3. Neither the name of the project nor the names of its contributors | |
17 | * may be used to endorse or promote products derived from this software | |
18 | * without specific prior written permission. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND | |
21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE | |
24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
26 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
28 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
29 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
30 | * SUCH DAMAGE. | |
31 | */ | |
32 | /* | |
33 | * FIPS pub 180-1: Secure Hash Algorithm (SHA-1) | |
34 | * based on: http://csrc.nist.gov/fips/fip180-1.txt | |
35 | * implemented by Jun-ichiro itojun Itoh <itojun@itojun.org> | |
36 | */ | |
37 | ||
38 | #ifndef _NETINET6_SHA1_H_ | |
39 | #define _NETINET6_SHA1_H_ | |
40 | ||
41 | struct sha1_ctxt { | |
42 | union { | |
43 | u_int8_t b8[20]; | |
44 | u_int32_t b32[5]; | |
45 | } h; | |
46 | union { | |
47 | u_int8_t b8[8]; | |
48 | u_int64_t b64[1]; | |
49 | } c; | |
50 | union { | |
51 | u_int8_t b8[64]; | |
52 | u_int32_t b32[16]; | |
53 | } m; | |
54 | u_int8_t count; | |
55 | }; | |
56 | ||
57 | #ifdef KERNEL | |
58 | extern void sha1_init __P((struct sha1_ctxt *)); | |
59 | extern void sha1_pad __P((struct sha1_ctxt *)); | |
60 | extern void sha1_loop __P((struct sha1_ctxt *, const u_int8_t *, size_t)); | |
61 | extern void sha1_result __P((struct sha1_ctxt *, caddr_t)); | |
62 | ||
63 | /* compatibilty with other SHA1 source codes */ | |
64 | typedef struct sha1_ctxt SHA1_CTX; | |
65 | #define SHA1Init(x) sha1_init((x)) | |
66 | #define SHA1Update(x, y, z) sha1_loop((x), (y), (z)) | |
67 | #define SHA1Final(x, y) sha1_result((y), (x)) | |
68 | #endif /* KERNEL */ | |
69 | ||
70 | #define SHA1_RESULTLEN (160/8) | |
71 | ||
72 | #endif /*_NETINET6_SHA1_H_*/ |