xmms-sid: src/xs_md5.c annotate

annotate src/xs_md5.c @ 627:109445214255

More gtk_signal_connect() -> XS_SIGNAL_CONNECT() changes.

author	Matti Hamalainen <ccr@tnsp.org>
date	Mon, 03 Sep 2007 02:46:02 +0000
parents	a3fdd2d6c056
children	acaba070cf49

rev	line source
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1 /*
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	2 * MD5 implementation, modified for XMMS-SID from
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	3 * Colin Plumb's implementation by Matti 'ccr' Hämäläinen.
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	4 *
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	5 * This code implements the MD5 message-digest algorithm.
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	6 * The algorithm is due to Ron Rivest. This code was
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	7 * written by Colin Plumb in 1993, no copyright is claimed.
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	8 * This code is in the public domain; do with it what you wish.
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	9 */
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	10 #include "xs_support.h"
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	11 #include "xs_md5.h"
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	12 #include <glib.h>
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	13
4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	14
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	15 #ifndef WORDS_BIGENDIAN
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	16 #define xs_md5_bytereverse(buf, len) /* Nothing */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	17 #else
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	18 void xs_md5_bytereverse(guint8 *buf, guint l)
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	19 {
359 b1a858b8cb1a Re-indentation all (non-generated) code. Matti Hamalainen <ccr@tnsp.org> parents: 357 diff changeset	20 guint32 t;
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	21 do {
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	22 t = (guint32) ((guint) buf[3] << 8 \| buf[2]) << 16 \| ((guint) buf[1] << 8 \| buf[0]);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	23 (guint32 ) buf = t;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	24 buf += sizeof(guint32);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	25 } while (--l);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	26 }
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	27 #endif
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	28
4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	29
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	30 /* Start MD5 accumulation. Set bit count to 0 and buffer to mysterious
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	31 * initialization constants.
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	32 */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	33 void xs_md5_init(t_xs_md5state *ctx)
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	34 {
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	35 ctx->buf[0] = 0x67452301;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	36 ctx->buf[1] = 0xefcdab89;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	37 ctx->buf[2] = 0x98badcfe;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	38 ctx->buf[3] = 0x10325476;
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	39
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	40 ctx->bits[0] = 0;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	41 ctx->bits[1] = 0;
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	42 }
4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	43
4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	44
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	45 /* The core of the MD5 algorithm, this alters an existing MD5 hash to
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	46 * reflect the addition of 16 longwords of new data. xs_md5_update blocks
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	47 * the data and converts bytes into longwords for this routine.
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	48 */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	49 #define F1(x, y, z) (z ^ (x & (y ^ z)))
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	50 #define F2(x, y, z) F1(z, x, y)
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	51 #define F3(x, y, z) (x ^ y ^ z)
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	52 #define F4(x, y, z) (y ^ (x \| ~z))
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	53 #define MD5STEP(f, w, x, y, z, data, s) \
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	54 ( w += f(x, y, z) + data, w = w<<s \| w>>(32-s), w += x )
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	55
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	56 void xs_md5_transform(guint32 buf[4], guint32 const in[16])
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	57 {
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	58 register guint32 a, b, c, d;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	59
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	60 a = buf[0];
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	61 b = buf[1];
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	62 c = buf[2];
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	63 d = buf[3];
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	64
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	65 MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	66 MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	67 MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	68 MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	69 MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	70 MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	71 MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	72 MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	73 MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	74 MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	75 MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	76 MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	77 MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	78 MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	79 MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	80 MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	81
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	82 MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	83 MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	84 MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	85 MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	86 MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	87 MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	88 MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	89 MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	90 MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	91 MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	92 MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	93 MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	94 MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	95 MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	96 MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	97 MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	98
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	99 MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	100 MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	101 MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	102 MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	103 MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	104 MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	105 MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	106 MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	107 MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	108 MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	109 MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	110 MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	111 MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	112 MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	113 MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	114 MD5STEP(F3, b, c, d, a, in[2] + 0xc4ac5665, 23);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	115
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	116 MD5STEP(F4, a, b, c, d, in[0] + 0xf4292244, 6);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	117 MD5STEP(F4, d, a, b, c, in[7] + 0x432aff97, 10);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	118 MD5STEP(F4, c, d, a, b, in[14] + 0xab9423a7, 15);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	119 MD5STEP(F4, b, c, d, a, in[5] + 0xfc93a039, 21);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	120 MD5STEP(F4, a, b, c, d, in[12] + 0x655b59c3, 6);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	121 MD5STEP(F4, d, a, b, c, in[3] + 0x8f0ccc92, 10);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	122 MD5STEP(F4, c, d, a, b, in[10] + 0xffeff47d, 15);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	123 MD5STEP(F4, b, c, d, a, in[1] + 0x85845dd1, 21);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	124 MD5STEP(F4, a, b, c, d, in[8] + 0x6fa87e4f, 6);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	125 MD5STEP(F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	126 MD5STEP(F4, c, d, a, b, in[6] + 0xa3014314, 15);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	127 MD5STEP(F4, b, c, d, a, in[13] + 0x4e0811a1, 21);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	128 MD5STEP(F4, a, b, c, d, in[4] + 0xf7537e82, 6);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	129 MD5STEP(F4, d, a, b, c, in[11] + 0xbd3af235, 10);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	130 MD5STEP(F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	131 MD5STEP(F4, b, c, d, a, in[9] + 0xeb86d391, 21);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	132
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	133 buf[0] += a;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	134 buf[1] += b;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	135 buf[2] += c;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	136 buf[3] += d;
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	137 }
4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	138
4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	139
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	140 /* Update context to reflect the concatenation of another buffer full
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	141 * of bytes.
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	142 */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	143 void xs_md5_append(t_xs_md5state ctx, const guint8 buf, guint len)
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	144 {
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	145 guint32 t;
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	146
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	147 /* Update bitcount */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	148 t = ctx->bits[0];
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	149 if ((ctx->bits[0] = t + ((guint32) len << 3)) < t)
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	150 ctx->bits[1]++; /* Carry from low to high */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	151 ctx->bits[1] += len >> 29;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	152
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	153 t = (t >> 3) & 0x3f; /* Bytes already in shsInfo->data */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	154
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	155 /* Handle any leading odd-sized chunks */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	156
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	157 if (t) {
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	158 guint8 p = (guint8 ) ctx->in + t;
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	159
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	160 t = 64 - t;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	161 if (len < t) {
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	162 memcpy(p, buf, len);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	163 return;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	164 }
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	165 memcpy(p, buf, t);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	166 xs_md5_bytereverse(ctx->in, 16);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	167 xs_md5_transform(ctx->buf, (guint32 *) ctx->in);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	168 buf += t;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	169 len -= t;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	170 }
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	171 /* Process data in 64-byte chunks */
359 b1a858b8cb1a Re-indentation all (non-generated) code. Matti Hamalainen <ccr@tnsp.org> parents: 357 diff changeset	172
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	173 while (len >= 64) {
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	174 memcpy(ctx->in, buf, 64);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	175 xs_md5_bytereverse(ctx->in, 16);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	176 xs_md5_transform(ctx->buf, (guint32 *) ctx->in);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	177 buf += 64;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	178 len -= 64;
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	179 }
4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	180
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	181 /* Handle any remaining bytes of data. */
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	182
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	183 memcpy(ctx->in, buf, len);
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	184 }
4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	185
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	186 /* Final wrapup - pad to 64-byte boundary with the bit pattern
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	187 * 1 0* (64-bit count of bits processed, MSB-first)
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	188 */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	189 void xs_md5_finish(t_xs_md5state *ctx, t_xs_md5hash digest)
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	190 {
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	191 guint count;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	192 guint8 *p;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	193
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	194 /* Compute number of bytes mod 64 */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	195 count = (ctx->bits[0] >> 3) & 0x3F;
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	196
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	197 /* Set the first char of padding to 0x80. This is safe since there is
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	198 always at least one byte free */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	199 p = ctx->in + count;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	200 *p++ = 0x80;
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	201
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	202 /* Bytes of padding needed to make 64 bytes */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	203 count = 64 - 1 - count;
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	204
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	205 /* Pad out to 56 mod 64 */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	206 if (count < 8) {
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	207 /* Two lots of padding: Pad the first block to 64 bytes */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	208 xs_memset(p, 0, count);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	209 xs_md5_bytereverse(ctx->in, 16);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	210 xs_md5_transform(ctx->buf, (guint32 *) ctx->in);
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	211
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	212 /* Now fill the next block with 56 bytes */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	213 xs_memset(ctx->in, 0, 56);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	214 } else {
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	215 /* Pad block to 56 bytes */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	216 xs_memset(p, 0, count - 8);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	217 }
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	218 xs_md5_bytereverse(ctx->in, 14);
359 b1a858b8cb1a Re-indentation all (non-generated) code. Matti Hamalainen <ccr@tnsp.org> parents: 357 diff changeset	219
491 a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	220 /* Append length in bits and transform */
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	221 ((guint32 *) ctx->in)[14] = ctx->bits[0];
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	222 ((guint32 *) ctx->in)[15] = ctx->bits[1];
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	223
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	224 xs_md5_transform(ctx->buf, (guint32 *) ctx->in);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	225 xs_md5_bytereverse((guint8 *) ctx->buf, 4);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	226 memcpy(digest, ctx->buf, 16);
a3fdd2d6c056 Changed the MD5 implementation, the previous had a license that was somewhat Matti Hamalainen <ccr@tnsp.org> parents: 359 diff changeset	227 xs_memset(ctx, 0, sizeof(ctx)); /* In case it's sensitive */
4 4bb09e405eab Added new files for 0.8 Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	228 }

Mercurial > hg > xmms-sid

annotate src/xs_md5.c @ 627:109445214255