1 /* $PostgreSQL: pgsql/contrib/pgcrypto/md5.h,v 1.8 2003/11/29 22:39:28 pgsql Exp $ */ 2 /* $KAME: md5.h,v 1.3 2000/02/22 14:01:18 itojun 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 #ifdef __cplusplus 36 extern "C" { 37 #endif 38 39 #define MD5_BUFLEN 64 40 41 typedef struct 42 { 43 union 44 { 45 unsigned int md5_state32[4]; 46 unsigned char md5_state8[16]; 47 } md5_st; 48 49 #define md5_sta md5_st.md5_state32[0] 50 #define md5_stb md5_st.md5_state32[1] 51 #define md5_stc md5_st.md5_state32[2] 52 #define md5_std md5_st.md5_state32[3] 53 #define md5_st8 md5_st.md5_state8 54 55 union 56 { 57 struct { 58 unsigned int md5_count32_lsw; 59 unsigned int md5_count32_msw; 60 } md5_count64; 61 unsigned char md5_count8[8]; 62 } md5_count; 63 #define md5_nl md5_count.md5_count64.md5_count32_lsw 64 #define md5_nh md5_count.md5_count64.md5_count32_msw 65 #define md5_n8 md5_count.md5_count8 66 67 unsigned int md5_i; 68 unsigned char md5_buf[MD5_BUFLEN]; 69 } md5_ctxt; 70 71 extern void md5_init(md5_ctxt *); 72 extern void md5_loop(md5_ctxt *, const unsigned char *, size_t); 73 extern void md5_pad(md5_ctxt *); 74 extern void md5_result(unsigned char *, md5_ctxt *); 75 76 /* compatibility */ 77 #define MD5_CTX md5_ctxt 78 #define MD5Init(x) md5_init((x)) 79 #define MD5Update(x, y, z) md5_loop((x), (y), (z)) 80 #define MD5Final(x, y) \ 81 do { \ 82 md5_pad((y)); \ 83 md5_result((x), (y)); \ 84 } while (0) 85 86 #ifdef __cplusplus 87 } 88 #endif 89 #endif /* ! _NETINET6_MD5_H_ */ 90