diff options
Diffstat (limited to 'contrib/pgcrypto/md5.c')
| -rw-r--r-- | contrib/pgcrypto/md5.c | 387 |
1 files changed, 245 insertions, 142 deletions
diff --git a/contrib/pgcrypto/md5.c b/contrib/pgcrypto/md5.c index d5387202312..a5cfae34970 100644 --- a/contrib/pgcrypto/md5.c +++ b/contrib/pgcrypto/md5.c @@ -1,5 +1,5 @@ -/* $Id: md5.c,v 1.4 2001/02/10 02:31:25 tgl Exp $ */ -/* $KAME: md5.c,v 1.3 2000/02/22 14:01:17 itojun Exp $ */ +/* $Id: md5.c,v 1.5 2001/03/22 03:59:10 momjian Exp $ */ +/* $KAME: md5.c,v 1.3 2000/02/22 14:01:17 itojun Exp $ */ /* * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. @@ -9,18 +9,18 @@ * 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. + * 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. + * 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. + * 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 + * 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) @@ -93,42 +93,43 @@ /* Integer part of 4294967296 times abs(sin(i)), where i is in radians. */ static const uint32 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, + 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 uint8 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, + 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 (uint8 *, md5_ctxt *); +static void md5_calc(uint8 *, md5_ctxt *); -void md5_init(ctxt) - md5_ctxt *ctxt; +void +md5_init(ctxt) +md5_ctxt *ctxt; { ctxt->md5_n = 0; ctxt->md5_i = 0; @@ -139,56 +140,64 @@ void md5_init(ctxt) bzero(ctxt->md5_buf, sizeof(ctxt->md5_buf)); } -void md5_loop(ctxt, input, len) - md5_ctxt *ctxt; - uint8 *input; - unsigned int len; /* number of bytes */ +void +md5_loop(ctxt, input, len) +md5_ctxt *ctxt; +uint8 *input; +unsigned int len; /* number of bytes */ { - unsigned int gap, i; + unsigned int gap, + i; - ctxt->md5_n += len * 8; /* byte to bit */ + 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); + 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((uint8 *)(input + i), ctxt); - } - + for (i = gap; i + MD5_BUFLEN <= len; i += MD5_BUFLEN) + md5_calc((uint8 *) (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); + 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; +void +md5_pad(ctxt) +md5_ctxt *ctxt; { unsigned int gap; - /* Don't count up padding. Keep md5_n. */ + /* Don't count up padding. Keep md5_n. */ gap = MD5_BUFLEN - ctxt->md5_i; - if (gap > 8) { - bcopy((void *)md5_paddat, - (void *)(ctxt->md5_buf + ctxt->md5_i), - gap - sizeof(ctxt->md5_n)); - } else { + if (gap > 8) + { + bcopy((void *) md5_paddat, + (void *) (ctxt->md5_buf + ctxt->md5_i), + gap - sizeof(ctxt->md5_n)); + } + else + { /* including gap == 8 */ - bcopy((void *)md5_paddat, (void *)(ctxt->md5_buf + ctxt->md5_i), - gap); + bcopy((void *) md5_paddat, (void *) (ctxt->md5_buf + ctxt->md5_i), + gap); md5_calc(ctxt->md5_buf, ctxt); - bcopy((void *)(md5_paddat + gap), - (void *)ctxt->md5_buf, - MD5_BUFLEN - sizeof(ctxt->md5_n)); + bcopy((void *) (md5_paddat + gap), + (void *) ctxt->md5_buf, + MD5_BUFLEN - sizeof(ctxt->md5_n)); } - /* 8 byte word */ + /* 8 byte word */ #if BYTE_ORDER == LITTLE_ENDIAN bcopy(&ctxt->md5_n8[0], &ctxt->md5_buf[56], 8); #endif @@ -206,98 +215,192 @@ void md5_pad(ctxt) md5_calc(ctxt->md5_buf, ctxt); } -void md5_result(digest, ctxt) - uint8 *digest; - md5_ctxt *ctxt; +void +md5_result(digest, ctxt) +uint8 *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]; + 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 } #if BYTE_ORDER == BIG_ENDIAN -uint32 X[16]; +uint32 X[16]; + #endif -static void md5_calc(b64, ctxt) - uint8 *b64; - md5_ctxt *ctxt; +static void +md5_calc(b64, ctxt) +uint8 *b64; +md5_ctxt *ctxt; { - uint32 A = ctxt->md5_sta; - uint32 B = ctxt->md5_stb; - uint32 C = ctxt->md5_stc; - uint32 D = ctxt->md5_std; + uint32 A = ctxt->md5_sta; + uint32 B = ctxt->md5_stb; + uint32 C = ctxt->md5_stc; + uint32 D = ctxt->md5_std; + #if BYTE_ORDER == LITTLE_ENDIAN - uint32 *X = (uint32 *)b64; -#endif + uint32 *X = (uint32 *) b64; + +#endif #if BYTE_ORDER == BIG_ENDIAN /* 4 byte words */ /* what a brute force but fast! */ - uint8 *y = (uint8 *)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]; + uint8 *y = (uint8 *) 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); + 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; |