| 1 | /* $FreeBSD: src/sys/crypto/md5.h,v 1.4 2002/03/20 05:13:50 alfred Exp $ */ |
| 2 | /* $KAME: md5.h,v 1.4 2000/03/27 04:36:22 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 | #ifndef _NETINET6_MD5_H_ |
| 34 | #define _NETINET6_MD5_H_ |
| 35 | |
| 36 | #define MD5_BUFLEN 64 |
| 37 | |
| 38 | typedef struct { |
| 39 | union { |
| 40 | u_int32_t md5_state32[4]; |
| 41 | u_int8_t md5_state8[16]; |
| 42 | } md5_st; |
| 43 | |
| 44 | #define md5_sta md5_st.md5_state32[0] |
| 45 | #define md5_stb md5_st.md5_state32[1] |
| 46 | #define md5_stc md5_st.md5_state32[2] |
| 47 | #define md5_std md5_st.md5_state32[3] |
| 48 | #define md5_st8 md5_st.md5_state8 |
| 49 | |
| 50 | union { |
| 51 | u_int64_t md5_count64; |
| 52 | u_int8_t md5_count8[8]; |
| 53 | } md5_count; |
| 54 | #define md5_n md5_count.md5_count64 |
| 55 | #define md5_n8 md5_count.md5_count8 |
| 56 | |
| 57 | u_int md5_i; |
| 58 | u_int8_t md5_buf[MD5_BUFLEN]; |
| 59 | } md5_ctxt; |
| 60 | |
| 61 | extern void md5_init(md5_ctxt *); |
| 62 | extern void md5_loop(md5_ctxt *, u_int8_t *, u_int); |
| 63 | extern void md5_pad(md5_ctxt *); |
| 64 | extern void md5_result(u_int8_t *, md5_ctxt *); |
| 65 | |
| 66 | /* compatibility */ |
| 67 | #define MD5_CTX md5_ctxt |
| 68 | #define MD5Init(x) md5_init((x)) |
| 69 | #define MD5Update(x, y, z) md5_loop((x), (y), (z)) |
| 70 | #define MD5Final(x, y) \ |
| 71 | do { \ |
| 72 | md5_pad((y)); \ |
| 73 | md5_result((x), (y)); \ |
| 74 | } while (0) |
| 75 | |
| 76 | #endif /* ! _NETINET6_MD5_H_*/ |
| 77 | |
