diff options
Diffstat (limited to 'package/ubsec_ssb/src/md5.c')
-rw-r--r-- | package/ubsec_ssb/src/md5.c | 308 |
1 files changed, 0 insertions, 308 deletions
diff --git a/package/ubsec_ssb/src/md5.c b/package/ubsec_ssb/src/md5.c deleted file mode 100644 index 077c42e..0000000 --- a/package/ubsec_ssb/src/md5.c +++ /dev/null @@ -1,308 +0,0 @@ -/* $KAME: md5.c,v 1.5 2000/11/08 06:13:08 itojun Exp $ */ -/* - * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the project nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#if 0 -#include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/crypto/md5.c,v 1.9 2004/01/27 19:49:19 des Exp $"); - -#include <sys/types.h> -#include <sys/cdefs.h> -#include <sys/time.h> -#include <sys/systm.h> -#include <crypto/md5.h> -#endif - -#define SHIFT(X, s) (((X) << (s)) | ((X) >> (32 - (s)))) - -#define F(X, Y, Z) (((X) & (Y)) | ((~X) & (Z))) -#define G(X, Y, Z) (((X) & (Z)) | ((Y) & (~Z))) -#define H(X, Y, Z) ((X) ^ (Y) ^ (Z)) -#define I(X, Y, Z) ((Y) ^ ((X) | (~Z))) - -#define ROUND1(a, b, c, d, k, s, i) { \ - (a) = (a) + F((b), (c), (d)) + X[(k)] + T[(i)]; \ - (a) = SHIFT((a), (s)); \ - (a) = (b) + (a); \ -} - -#define ROUND2(a, b, c, d, k, s, i) { \ - (a) = (a) + G((b), (c), (d)) + X[(k)] + T[(i)]; \ - (a) = SHIFT((a), (s)); \ - (a) = (b) + (a); \ -} - -#define ROUND3(a, b, c, d, k, s, i) { \ - (a) = (a) + H((b), (c), (d)) + X[(k)] + T[(i)]; \ - (a) = SHIFT((a), (s)); \ - (a) = (b) + (a); \ -} - -#define ROUND4(a, b, c, d, k, s, i) { \ - (a) = (a) + I((b), (c), (d)) + X[(k)] + T[(i)]; \ - (a) = SHIFT((a), (s)); \ - (a) = (b) + (a); \ -} - -#define Sa 7 -#define Sb 12 -#define Sc 17 -#define Sd 22 - -#define Se 5 -#define Sf 9 -#define Sg 14 -#define Sh 20 - -#define Si 4 -#define Sj 11 -#define Sk 16 -#define Sl 23 - -#define Sm 6 -#define Sn 10 -#define So 15 -#define Sp 21 - -#define MD5_A0 0x67452301 -#define MD5_B0 0xefcdab89 -#define MD5_C0 0x98badcfe -#define MD5_D0 0x10325476 - -/* Integer part of 4294967296 times abs(sin(i)), where i is in radians. */ -static const u_int32_t T[65] = { - 0, - 0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee, - 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501, - 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be, - 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821, - - 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa, - 0xd62f105d, 0x2441453, 0xd8a1e681, 0xe7d3fbc8, - 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed, - 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a, - - 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c, - 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70, - 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x4881d05, - 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665, - - 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039, - 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1, - 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1, - 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391, -}; - -static const u_int8_t md5_paddat[MD5_BUFLEN] = { - 0x80, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, -}; - -static void md5_calc(u_int8_t *, md5_ctxt *); - -void md5_init(ctxt) - md5_ctxt *ctxt; -{ - ctxt->md5_n = 0; - ctxt->md5_i = 0; - ctxt->md5_sta = MD5_A0; - ctxt->md5_stb = MD5_B0; - ctxt->md5_stc = MD5_C0; - ctxt->md5_std = MD5_D0; - bzero(ctxt->md5_buf, sizeof(ctxt->md5_buf)); -} - -void md5_loop(ctxt, input, len) - md5_ctxt *ctxt; - u_int8_t *input; - u_int len; /* number of bytes */ -{ - u_int gap, i; - - ctxt->md5_n += len * 8; /* byte to bit */ - gap = MD5_BUFLEN - ctxt->md5_i; - - if (len >= gap) { - bcopy((void *)input, (void *)(ctxt->md5_buf + ctxt->md5_i), - gap); - md5_calc(ctxt->md5_buf, ctxt); - - for (i = gap; i + MD5_BUFLEN <= len; i += MD5_BUFLEN) { - md5_calc((u_int8_t *)(input + i), ctxt); - } - - ctxt->md5_i = len - i; - bcopy((void *)(input + i), (void *)ctxt->md5_buf, ctxt->md5_i); - } else { - bcopy((void *)input, (void *)(ctxt->md5_buf + ctxt->md5_i), - len); - ctxt->md5_i += len; - } -} - -void md5_pad(ctxt) - md5_ctxt *ctxt; -{ - u_int gap; - - /* Don't count up padding. Keep md5_n. */ - gap = MD5_BUFLEN - ctxt->md5_i; - if (gap > 8) { - bcopy(md5_paddat, - (void *)(ctxt->md5_buf + ctxt->md5_i), - gap - sizeof(ctxt->md5_n)); - } else { - /* including gap == 8 */ - bcopy(md5_paddat, (void *)(ctxt->md5_buf + ctxt->md5_i), - gap); - md5_calc(ctxt->md5_buf, ctxt); - bcopy((md5_paddat + gap), - (void *)ctxt->md5_buf, - MD5_BUFLEN - sizeof(ctxt->md5_n)); - } - - /* 8 byte word */ -#if BYTE_ORDER == LITTLE_ENDIAN - bcopy(&ctxt->md5_n8[0], &ctxt->md5_buf[56], 8); -#endif -#if BYTE_ORDER == BIG_ENDIAN - ctxt->md5_buf[56] = ctxt->md5_n8[7]; - ctxt->md5_buf[57] = ctxt->md5_n8[6]; - ctxt->md5_buf[58] = ctxt->md5_n8[5]; - ctxt->md5_buf[59] = ctxt->md5_n8[4]; - ctxt->md5_buf[60] = ctxt->md5_n8[3]; - ctxt->md5_buf[61] = ctxt->md5_n8[2]; - ctxt->md5_buf[62] = ctxt->md5_n8[1]; - ctxt->md5_buf[63] = ctxt->md5_n8[0]; -#endif - - md5_calc(ctxt->md5_buf, ctxt); -} - -void md5_result(digest, ctxt) - u_int8_t *digest; - md5_ctxt *ctxt; -{ - /* 4 byte words */ -#if BYTE_ORDER == LITTLE_ENDIAN - bcopy(&ctxt->md5_st8[0], digest, 16); -#endif -#if BYTE_ORDER == BIG_ENDIAN - digest[ 0] = ctxt->md5_st8[ 3]; digest[ 1] = ctxt->md5_st8[ 2]; - digest[ 2] = ctxt->md5_st8[ 1]; digest[ 3] = ctxt->md5_st8[ 0]; - digest[ 4] = ctxt->md5_st8[ 7]; digest[ 5] = ctxt->md5_st8[ 6]; - digest[ 6] = ctxt->md5_st8[ 5]; digest[ 7] = ctxt->md5_st8[ 4]; - digest[ 8] = ctxt->md5_st8[11]; digest[ 9] = ctxt->md5_st8[10]; - digest[10] = ctxt->md5_st8[ 9]; digest[11] = ctxt->md5_st8[ 8]; - digest[12] = ctxt->md5_st8[15]; digest[13] = ctxt->md5_st8[14]; - digest[14] = ctxt->md5_st8[13]; digest[15] = ctxt->md5_st8[12]; -#endif -} - -static void md5_calc(b64, ctxt) - u_int8_t *b64; - md5_ctxt *ctxt; -{ - u_int32_t A = ctxt->md5_sta; - u_int32_t B = ctxt->md5_stb; - u_int32_t C = ctxt->md5_stc; - u_int32_t D = ctxt->md5_std; -#if BYTE_ORDER == LITTLE_ENDIAN - u_int32_t *X = (u_int32_t *)b64; -#endif -#if BYTE_ORDER == BIG_ENDIAN - /* 4 byte words */ - /* what a brute force but fast! */ - u_int32_t X[16]; - u_int8_t *y = (u_int8_t *)X; - y[ 0] = b64[ 3]; y[ 1] = b64[ 2]; y[ 2] = b64[ 1]; y[ 3] = b64[ 0]; - y[ 4] = b64[ 7]; y[ 5] = b64[ 6]; y[ 6] = b64[ 5]; y[ 7] = b64[ 4]; - y[ 8] = b64[11]; y[ 9] = b64[10]; y[10] = b64[ 9]; y[11] = b64[ 8]; - y[12] = b64[15]; y[13] = b64[14]; y[14] = b64[13]; y[15] = b64[12]; - y[16] = b64[19]; y[17] = b64[18]; y[18] = b64[17]; y[19] = b64[16]; - y[20] = b64[23]; y[21] = b64[22]; y[22] = b64[21]; y[23] = b64[20]; - y[24] = b64[27]; y[25] = b64[26]; y[26] = b64[25]; y[27] = b64[24]; - y[28] = b64[31]; y[29] = b64[30]; y[30] = b64[29]; y[31] = b64[28]; - y[32] = b64[35]; y[33] = b64[34]; y[34] = b64[33]; y[35] = b64[32]; - y[36] = b64[39]; y[37] = b64[38]; y[38] = b64[37]; y[39] = b64[36]; - y[40] = b64[43]; y[41] = b64[42]; y[42] = b64[41]; y[43] = b64[40]; - y[44] = b64[47]; y[45] = b64[46]; y[46] = b64[45]; y[47] = b64[44]; - y[48] = b64[51]; y[49] = b64[50]; y[50] = b64[49]; y[51] = b64[48]; - y[52] = b64[55]; y[53] = b64[54]; y[54] = b64[53]; y[55] = b64[52]; - y[56] = b64[59]; y[57] = b64[58]; y[58] = b64[57]; y[59] = b64[56]; - y[60] = b64[63]; y[61] = b64[62]; y[62] = b64[61]; y[63] = b64[60]; -#endif - - ROUND1(A, B, C, D, 0, Sa, 1); ROUND1(D, A, B, C, 1, Sb, 2); - ROUND1(C, D, A, B, 2, Sc, 3); ROUND1(B, C, D, A, 3, Sd, 4); - ROUND1(A, B, C, D, 4, Sa, 5); ROUND1(D, A, B, C, 5, Sb, 6); - ROUND1(C, D, A, B, 6, Sc, 7); ROUND1(B, C, D, A, 7, Sd, 8); - ROUND1(A, B, C, D, 8, Sa, 9); ROUND1(D, A, B, C, 9, Sb, 10); - ROUND1(C, D, A, B, 10, Sc, 11); ROUND1(B, C, D, A, 11, Sd, 12); - ROUND1(A, B, C, D, 12, Sa, 13); ROUND1(D, A, B, C, 13, Sb, 14); - ROUND1(C, D, A, B, 14, Sc, 15); ROUND1(B, C, D, A, 15, Sd, 16); - - ROUND2(A, B, C, D, 1, Se, 17); ROUND2(D, A, B, C, 6, Sf, 18); - ROUND2(C, D, A, B, 11, Sg, 19); ROUND2(B, C, D, A, 0, Sh, 20); - ROUND2(A, B, C, D, 5, Se, 21); ROUND2(D, A, B, C, 10, Sf, 22); - ROUND2(C, D, A, B, 15, Sg, 23); ROUND2(B, C, D, A, 4, Sh, 24); - ROUND2(A, B, C, D, 9, Se, 25); ROUND2(D, A, B, C, 14, Sf, 26); - ROUND2(C, D, A, B, 3, Sg, 27); ROUND2(B, C, D, A, 8, Sh, 28); - ROUND2(A, B, C, D, 13, Se, 29); ROUND2(D, A, B, C, 2, Sf, 30); - ROUND2(C, D, A, B, 7, Sg, 31); ROUND2(B, C, D, A, 12, Sh, 32); - - ROUND3(A, B, C, D, 5, Si, 33); ROUND3(D, A, B, C, 8, Sj, 34); - ROUND3(C, D, A, B, 11, Sk, 35); ROUND3(B, C, D, A, 14, Sl, 36); - ROUND3(A, B, C, D, 1, Si, 37); ROUND3(D, A, B, C, 4, Sj, 38); - ROUND3(C, D, A, B, 7, Sk, 39); ROUND3(B, C, D, A, 10, Sl, 40); - ROUND3(A, B, C, D, 13, Si, 41); ROUND3(D, A, B, C, 0, Sj, 42); - ROUND3(C, D, A, B, 3, Sk, 43); ROUND3(B, C, D, A, 6, Sl, 44); - ROUND3(A, B, C, D, 9, Si, 45); ROUND3(D, A, B, C, 12, Sj, 46); - ROUND3(C, D, A, B, 15, Sk, 47); ROUND3(B, C, D, A, 2, Sl, 48); - - ROUND4(A, B, C, D, 0, Sm, 49); ROUND4(D, A, B, C, 7, Sn, 50); - ROUND4(C, D, A, B, 14, So, 51); ROUND4(B, C, D, A, 5, Sp, 52); - ROUND4(A, B, C, D, 12, Sm, 53); ROUND4(D, A, B, C, 3, Sn, 54); - ROUND4(C, D, A, B, 10, So, 55); ROUND4(B, C, D, A, 1, Sp, 56); - ROUND4(A, B, C, D, 8, Sm, 57); ROUND4(D, A, B, C, 15, Sn, 58); - ROUND4(C, D, A, B, 6, So, 59); ROUND4(B, C, D, A, 13, Sp, 60); - ROUND4(A, B, C, D, 4, Sm, 61); ROUND4(D, A, B, C, 11, Sn, 62); - ROUND4(C, D, A, B, 2, So, 63); ROUND4(B, C, D, A, 9, Sp, 64); - - ctxt->md5_sta += A; - ctxt->md5_stb += B; - ctxt->md5_stc += C; - ctxt->md5_std += D; -} |