| 1 | /* $FreeBSD: src/sys/crypto/sha1.h,v 1.8 2002/03/20 05:13:50 alfred 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(struct sha1_ctxt *); |
| 59 | extern void sha1_pad(struct sha1_ctxt *); |
| 60 | extern void sha1_loop(struct sha1_ctxt *, const u_int8_t *, size_t); |
| 61 | extern void sha1_result(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_*/ |
| 73 | |
