190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber/* 2f71323e297a928af368937089d3ed71239786f86Andreas Huber * This code implements the MD5 message-digest algorithm. 3f71323e297a928af368937089d3ed71239786f86Andreas Huber * The algorithm is due to Ron Rivest. This code was 4f71323e297a928af368937089d3ed71239786f86Andreas Huber * written by Colin Plumb in 1993, no copyright is claimed. 5f71323e297a928af368937089d3ed71239786f86Andreas Huber * This code is in the public domain; do with it what you wish. 690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber * 7f71323e297a928af368937089d3ed71239786f86Andreas Huber * Equivalent code is available from RSA Data Security, Inc. 8f71323e297a928af368937089d3ed71239786f86Andreas Huber * This code has been tested against that, and is equivalent, 9f71323e297a928af368937089d3ed71239786f86Andreas Huber * except that you don't need to include two pages of legalese 10f71323e297a928af368937089d3ed71239786f86Andreas Huber * with every copy. 11f71323e297a928af368937089d3ed71239786f86Andreas Huber * 12f71323e297a928af368937089d3ed71239786f86Andreas Huber * To compute the message digest of a chunk of bytes, declare an 13f71323e297a928af368937089d3ed71239786f86Andreas Huber * MD5Context structure, pass it to MD5Init, call MD5Update as 14f71323e297a928af368937089d3ed71239786f86Andreas Huber * needed on buffers full of bytes, and then call MD5Final, which 15f71323e297a928af368937089d3ed71239786f86Andreas Huber * will fill a supplied 16-byte array with the digest. 16f71323e297a928af368937089d3ed71239786f86Andreas Huber * 17f71323e297a928af368937089d3ed71239786f86Andreas Huber * Changed so as no longer to depend on Colin Plumb's `usual.h' header 18f71323e297a928af368937089d3ed71239786f86Andreas Huber * definitions 19f71323e297a928af368937089d3ed71239786f86Andreas Huber * - Ian Jackson <ian@chiark.greenend.org.uk>. 20f71323e297a928af368937089d3ed71239786f86Andreas Huber * Still in the public domain. 2190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber */ 2290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 23f71323e297a928af368937089d3ed71239786f86Andreas Huber#include <string.h> /* for memcpy() */ 2490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 2590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber#include "md5_utils.h" 2690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 27f71323e297a928af368937089d3ed71239786f86Andreas Hubervoid 28ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuangbyteSwap(UWORD32 *buf, unsigned words) { 29ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang md5byte *p; 3090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 31ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang /* Only swap bytes for big endian machines */ 32ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang int i = 1; 3390d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 34ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang if (*(char *)&i == 1) 35ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang return; 3690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 37ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang p = (md5byte *)buf; 38f71323e297a928af368937089d3ed71239786f86Andreas Huber 39ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang do { 40ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang *buf++ = (UWORD32)((unsigned)p[3] << 8 | p[2]) << 16 | 41ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ((unsigned)p[1] << 8 | p[0]); 42ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang p += 4; 43ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang } while (--words); 44f71323e297a928af368937089d3ed71239786f86Andreas Huber} 4590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 46f71323e297a928af368937089d3ed71239786f86Andreas Huber/* 47f71323e297a928af368937089d3ed71239786f86Andreas Huber * Start MD5 accumulation. Set bit count to 0 and buffer to mysterious 48f71323e297a928af368937089d3ed71239786f86Andreas Huber * initialization constants. 4990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber */ 50f71323e297a928af368937089d3ed71239786f86Andreas Hubervoid 51ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuangMD5Init(struct MD5Context *ctx) { 52ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->buf[0] = 0x67452301; 53ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->buf[1] = 0xefcdab89; 54ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->buf[2] = 0x98badcfe; 55ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->buf[3] = 0x10325476; 56ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 57ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->bytes[0] = 0; 58ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->bytes[1] = 0; 5990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber} 6090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 61f71323e297a928af368937089d3ed71239786f86Andreas Huber/* 62f71323e297a928af368937089d3ed71239786f86Andreas Huber * Update context to reflect the concatenation of another buffer full 63f71323e297a928af368937089d3ed71239786f86Andreas Huber * of bytes. 6490d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber */ 65f71323e297a928af368937089d3ed71239786f86Andreas Hubervoid 66ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuangMD5Update(struct MD5Context *ctx, md5byte const *buf, unsigned len) { 67ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang UWORD32 t; 6890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 69ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang /* Update byte count */ 7090d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 71ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang t = ctx->bytes[0]; 7290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 73ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang if ((ctx->bytes[0] = t + len) < t) 74ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->bytes[1]++; /* Carry from low to high */ 7590d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 76ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang t = 64 - (t & 0x3f); /* Space available in ctx->in (at least 1) */ 7790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 78ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang if (t > len) { 79ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang memcpy((md5byte *)ctx->in + 64 - t, buf, len); 80ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang return; 81ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang } 8290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 83ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang /* First chunk is an odd size */ 84ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang memcpy((md5byte *)ctx->in + 64 - t, buf, t); 85ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang byteSwap(ctx->in, 16); 86ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5Transform(ctx->buf, ctx->in); 87ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang buf += t; 88ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang len -= t; 89ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 90ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang /* Process data in 64-byte chunks */ 91ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang while (len >= 64) { 92ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang memcpy(ctx->in, buf, 64); 93f71323e297a928af368937089d3ed71239786f86Andreas Huber byteSwap(ctx->in, 16); 94f71323e297a928af368937089d3ed71239786f86Andreas Huber MD5Transform(ctx->buf, ctx->in); 95ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang buf += 64; 96ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang len -= 64; 97ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang } 98ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 99ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang /* Handle any remaining bytes of data. */ 100ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang memcpy(ctx->in, buf, len); 10190d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber} 10290d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 103f71323e297a928af368937089d3ed71239786f86Andreas Huber/* 104f71323e297a928af368937089d3ed71239786f86Andreas Huber * Final wrapup - pad to 64-byte boundary with the bit pattern 105f71323e297a928af368937089d3ed71239786f86Andreas Huber * 1 0* (64-bit count of bits processed, MSB-first) 10690d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber */ 107f71323e297a928af368937089d3ed71239786f86Andreas Hubervoid 108ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuangMD5Final(md5byte digest[16], struct MD5Context *ctx) { 109ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang int count = ctx->bytes[0] & 0x3f; /* Number of bytes in ctx->in */ 110ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang md5byte *p = (md5byte *)ctx->in + count; 111ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 112ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang /* Set the first char of padding to 0x80. There is always room. */ 113ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang *p++ = 0x80; 114ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 115ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang /* Bytes of padding needed to make 56 bytes (-8..55) */ 116ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang count = 56 - 1 - count; 117ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 118ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang if (count < 0) { /* Padding forces an extra block */ 119ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang memset(p, 0, count + 8); 120ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang byteSwap(ctx->in, 16); 121f71323e297a928af368937089d3ed71239786f86Andreas Huber MD5Transform(ctx->buf, ctx->in); 122ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang p = (md5byte *)ctx->in; 123ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang count = 56; 124ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang } 125ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 126ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang memset(p, 0, count); 127ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang byteSwap(ctx->in, 14); 128ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 129ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang /* Append length in bits and transform */ 130ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->in[14] = ctx->bytes[0] << 3; 131ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang ctx->in[15] = ctx->bytes[1] << 3 | ctx->bytes[0] >> 29; 132ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5Transform(ctx->buf, ctx->in); 133f71323e297a928af368937089d3ed71239786f86Andreas Huber 134ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang byteSwap(ctx->buf, 4); 135ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang memcpy(digest, ctx->buf, 16); 136ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang memset(ctx, 0, sizeof(*ctx)); /* In case it's sensitive */ 13790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber} 13890d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber 139f71323e297a928af368937089d3ed71239786f86Andreas Huber#ifndef ASM_MD5 140f71323e297a928af368937089d3ed71239786f86Andreas Huber 141f71323e297a928af368937089d3ed71239786f86Andreas Huber/* The four core functions - F1 is optimized somewhat */ 142f71323e297a928af368937089d3ed71239786f86Andreas Huber 143f71323e297a928af368937089d3ed71239786f86Andreas Huber/* #define F1(x, y, z) (x & y | ~x & z) */ 144f71323e297a928af368937089d3ed71239786f86Andreas Huber#define F1(x, y, z) (z ^ (x & (y ^ z))) 145f71323e297a928af368937089d3ed71239786f86Andreas Huber#define F2(x, y, z) F1(z, x, y) 146f71323e297a928af368937089d3ed71239786f86Andreas Huber#define F3(x, y, z) (x ^ y ^ z) 147f71323e297a928af368937089d3ed71239786f86Andreas Huber#define F4(x, y, z) (y ^ (x | ~z)) 148f71323e297a928af368937089d3ed71239786f86Andreas Huber 149f71323e297a928af368937089d3ed71239786f86Andreas Huber/* This is the central step in the MD5 algorithm. */ 150f71323e297a928af368937089d3ed71239786f86Andreas Huber#define MD5STEP(f,w,x,y,z,in,s) \ 151ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang (w += f(x,y,z) + in, w = (w<<s | w>>(32-s)) + x) 152f71323e297a928af368937089d3ed71239786f86Andreas Huber 153f71323e297a928af368937089d3ed71239786f86Andreas Huber/* 154f71323e297a928af368937089d3ed71239786f86Andreas Huber * The core of the MD5 algorithm, this alters an existing MD5 hash to 155f71323e297a928af368937089d3ed71239786f86Andreas Huber * reflect the addition of 16 longwords of new data. MD5Update blocks 156f71323e297a928af368937089d3ed71239786f86Andreas Huber * the data and converts bytes into longwords for this routine. 15790d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber */ 158f71323e297a928af368937089d3ed71239786f86Andreas Hubervoid 159ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuangMD5Transform(UWORD32 buf[4], UWORD32 const in[16]) { 160ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang register UWORD32 a, b, c, d; 161ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 162ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang a = buf[0]; 163ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang b = buf[1]; 164ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang c = buf[2]; 165ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang d = buf[3]; 166ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 167ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7); 168ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12); 169ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17); 170ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22); 171ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7); 172ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12); 173ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17); 174ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22); 175ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7); 176ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12); 177ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17); 178ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22); 179ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7); 180ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12); 181ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17); 182ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22); 183ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 184ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5); 185ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9); 186ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14); 187ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20); 188ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5); 189ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9); 190ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14); 191ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20); 192ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5); 193ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9); 194ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14); 195ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20); 196ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5); 197ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9); 198ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14); 199ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20); 200ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 201ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4); 202ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11); 203ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16); 204ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23); 205ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4); 206ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11); 207ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16); 208ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23); 209ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4); 210ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11); 211ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16); 212ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23); 213ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4); 214ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11); 215ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16); 216ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F3, b, c, d, a, in[2] + 0xc4ac5665, 23); 217ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 218ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, a, b, c, d, in[0] + 0xf4292244, 6); 219ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, d, a, b, c, in[7] + 0x432aff97, 10); 220ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, c, d, a, b, in[14] + 0xab9423a7, 15); 221ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, b, c, d, a, in[5] + 0xfc93a039, 21); 222ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, a, b, c, d, in[12] + 0x655b59c3, 6); 223ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, d, a, b, c, in[3] + 0x8f0ccc92, 10); 224ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, c, d, a, b, in[10] + 0xffeff47d, 15); 225ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, b, c, d, a, in[1] + 0x85845dd1, 21); 226ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, a, b, c, d, in[8] + 0x6fa87e4f, 6); 227ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10); 228ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, c, d, a, b, in[6] + 0xa3014314, 15); 229ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, b, c, d, a, in[13] + 0x4e0811a1, 21); 230ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, a, b, c, d, in[4] + 0xf7537e82, 6); 231ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, d, a, b, c, in[11] + 0xbd3af235, 10); 232ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15); 233ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang MD5STEP(F4, b, c, d, a, in[9] + 0xeb86d391, 21); 234ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang 235ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang buf[0] += a; 236ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang buf[1] += b; 237ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang buf[2] += c; 238ba164dffc5a6795bce97fae02b51ccf3330e15e4hkuang buf[3] += d; 23990d3ed91ae9228e1c8bab561b6138d4cb8c1e4fdAndreas Huber} 240f71323e297a928af368937089d3ed71239786f86Andreas Huber 241f71323e297a928af368937089d3ed71239786f86Andreas Huber#endif 242