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