X-Git-Url: https://pd.if.org/git/?p=zpackage;a=blobdiff_plain;f=libtomcrypt%2Fsrc%2Fhashes%2Frmd256.c;fp=libtomcrypt%2Fsrc%2Fhashes%2Frmd256.c;h=0000000000000000000000000000000000000000;hp=5fade8213edeab2738abb374fb1087d841aa98f8;hb=3a94b002c8fb76df827cb7f1785e4ce313186561;hpb=c2dc8626698392f759806317afbcbe6c70686e1f diff --git a/libtomcrypt/src/hashes/rmd256.c b/libtomcrypt/src/hashes/rmd256.c deleted file mode 100644 index 5fade82..0000000 --- a/libtomcrypt/src/hashes/rmd256.c +++ /dev/null @@ -1,430 +0,0 @@ -/* LibTomCrypt, modular cryptographic library -- Tom St Denis - * - * LibTomCrypt is a library that provides various cryptographic - * algorithms in a highly modular and flexible manner. - * - * The library is free for all purposes without any express - * guarantee it works. - */ -#include "tomcrypt.h" - -/** - @param rmd256.c - RLTC_MD256 Hash function -*/ - -#ifdef LTC_RIPEMD256 - -const struct ltc_hash_descriptor rmd256_desc = -{ - "rmd256", - 13, - 32, - 64, - - /* OID */ - { 1, 3, 36, 3, 2, 3 }, - 6, - - &rmd256_init, - &rmd256_process, - &rmd256_done, - &rmd256_test, - NULL -}; - -/* the four basic functions F(), G() and H() */ -#define F(x, y, z) ((x) ^ (y) ^ (z)) -#define G(x, y, z) (((x) & (y)) | (~(x) & (z))) -#define H(x, y, z) (((x) | ~(y)) ^ (z)) -#define I(x, y, z) (((x) & (z)) | ((y) & ~(z))) - -/* the eight basic operations FF() through III() */ -#define FF(a, b, c, d, x, s) \ - (a) += F((b), (c), (d)) + (x);\ - (a) = ROLc((a), (s)); - -#define GG(a, b, c, d, x, s) \ - (a) += G((b), (c), (d)) + (x) + 0x5a827999UL;\ - (a) = ROLc((a), (s)); - -#define HH(a, b, c, d, x, s) \ - (a) += H((b), (c), (d)) + (x) + 0x6ed9eba1UL;\ - (a) = ROLc((a), (s)); - -#define II(a, b, c, d, x, s) \ - (a) += I((b), (c), (d)) + (x) + 0x8f1bbcdcUL;\ - (a) = ROLc((a), (s)); - -#define FFF(a, b, c, d, x, s) \ - (a) += F((b), (c), (d)) + (x);\ - (a) = ROLc((a), (s)); - -#define GGG(a, b, c, d, x, s) \ - (a) += G((b), (c), (d)) + (x) + 0x6d703ef3UL;\ - (a) = ROLc((a), (s)); - -#define HHH(a, b, c, d, x, s) \ - (a) += H((b), (c), (d)) + (x) + 0x5c4dd124UL;\ - (a) = ROLc((a), (s)); - -#define III(a, b, c, d, x, s) \ - (a) += I((b), (c), (d)) + (x) + 0x50a28be6UL;\ - (a) = ROLc((a), (s)); - -#ifdef LTC_CLEAN_STACK -static int _rmd256_compress(hash_state *md, unsigned char *buf) -#else -static int rmd256_compress(hash_state *md, unsigned char *buf) -#endif -{ - ulong32 aa,bb,cc,dd,aaa,bbb,ccc,ddd,tmp,X[16]; - int i; - - /* load words X */ - for (i = 0; i < 16; i++){ - LOAD32L(X[i], buf + (4 * i)); - } - - /* load state */ - aa = md->rmd256.state[0]; - bb = md->rmd256.state[1]; - cc = md->rmd256.state[2]; - dd = md->rmd256.state[3]; - aaa = md->rmd256.state[4]; - bbb = md->rmd256.state[5]; - ccc = md->rmd256.state[6]; - ddd = md->rmd256.state[7]; - - /* round 1 */ - FF(aa, bb, cc, dd, X[ 0], 11); - FF(dd, aa, bb, cc, X[ 1], 14); - FF(cc, dd, aa, bb, X[ 2], 15); - FF(bb, cc, dd, aa, X[ 3], 12); - FF(aa, bb, cc, dd, X[ 4], 5); - FF(dd, aa, bb, cc, X[ 5], 8); - FF(cc, dd, aa, bb, X[ 6], 7); - FF(bb, cc, dd, aa, X[ 7], 9); - FF(aa, bb, cc, dd, X[ 8], 11); - FF(dd, aa, bb, cc, X[ 9], 13); - FF(cc, dd, aa, bb, X[10], 14); - FF(bb, cc, dd, aa, X[11], 15); - FF(aa, bb, cc, dd, X[12], 6); - FF(dd, aa, bb, cc, X[13], 7); - FF(cc, dd, aa, bb, X[14], 9); - FF(bb, cc, dd, aa, X[15], 8); - - /* parallel round 1 */ - III(aaa, bbb, ccc, ddd, X[ 5], 8); - III(ddd, aaa, bbb, ccc, X[14], 9); - III(ccc, ddd, aaa, bbb, X[ 7], 9); - III(bbb, ccc, ddd, aaa, X[ 0], 11); - III(aaa, bbb, ccc, ddd, X[ 9], 13); - III(ddd, aaa, bbb, ccc, X[ 2], 15); - III(ccc, ddd, aaa, bbb, X[11], 15); - III(bbb, ccc, ddd, aaa, X[ 4], 5); - III(aaa, bbb, ccc, ddd, X[13], 7); - III(ddd, aaa, bbb, ccc, X[ 6], 7); - III(ccc, ddd, aaa, bbb, X[15], 8); - III(bbb, ccc, ddd, aaa, X[ 8], 11); - III(aaa, bbb, ccc, ddd, X[ 1], 14); - III(ddd, aaa, bbb, ccc, X[10], 14); - III(ccc, ddd, aaa, bbb, X[ 3], 12); - III(bbb, ccc, ddd, aaa, X[12], 6); - - tmp = aa; aa = aaa; aaa = tmp; - - /* round 2 */ - GG(aa, bb, cc, dd, X[ 7], 7); - GG(dd, aa, bb, cc, X[ 4], 6); - GG(cc, dd, aa, bb, X[13], 8); - GG(bb, cc, dd, aa, X[ 1], 13); - GG(aa, bb, cc, dd, X[10], 11); - GG(dd, aa, bb, cc, X[ 6], 9); - GG(cc, dd, aa, bb, X[15], 7); - GG(bb, cc, dd, aa, X[ 3], 15); - GG(aa, bb, cc, dd, X[12], 7); - GG(dd, aa, bb, cc, X[ 0], 12); - GG(cc, dd, aa, bb, X[ 9], 15); - GG(bb, cc, dd, aa, X[ 5], 9); - GG(aa, bb, cc, dd, X[ 2], 11); - GG(dd, aa, bb, cc, X[14], 7); - GG(cc, dd, aa, bb, X[11], 13); - GG(bb, cc, dd, aa, X[ 8], 12); - - /* parallel round 2 */ - HHH(aaa, bbb, ccc, ddd, X[ 6], 9); - HHH(ddd, aaa, bbb, ccc, X[11], 13); - HHH(ccc, ddd, aaa, bbb, X[ 3], 15); - HHH(bbb, ccc, ddd, aaa, X[ 7], 7); - HHH(aaa, bbb, ccc, ddd, X[ 0], 12); - HHH(ddd, aaa, bbb, ccc, X[13], 8); - HHH(ccc, ddd, aaa, bbb, X[ 5], 9); - HHH(bbb, ccc, ddd, aaa, X[10], 11); - HHH(aaa, bbb, ccc, ddd, X[14], 7); - HHH(ddd, aaa, bbb, ccc, X[15], 7); - HHH(ccc, ddd, aaa, bbb, X[ 8], 12); - HHH(bbb, ccc, ddd, aaa, X[12], 7); - HHH(aaa, bbb, ccc, ddd, X[ 4], 6); - HHH(ddd, aaa, bbb, ccc, X[ 9], 15); - HHH(ccc, ddd, aaa, bbb, X[ 1], 13); - HHH(bbb, ccc, ddd, aaa, X[ 2], 11); - - tmp = bb; bb = bbb; bbb = tmp; - - /* round 3 */ - HH(aa, bb, cc, dd, X[ 3], 11); - HH(dd, aa, bb, cc, X[10], 13); - HH(cc, dd, aa, bb, X[14], 6); - HH(bb, cc, dd, aa, X[ 4], 7); - HH(aa, bb, cc, dd, X[ 9], 14); - HH(dd, aa, bb, cc, X[15], 9); - HH(cc, dd, aa, bb, X[ 8], 13); - HH(bb, cc, dd, aa, X[ 1], 15); - HH(aa, bb, cc, dd, X[ 2], 14); - HH(dd, aa, bb, cc, X[ 7], 8); - HH(cc, dd, aa, bb, X[ 0], 13); - HH(bb, cc, dd, aa, X[ 6], 6); - HH(aa, bb, cc, dd, X[13], 5); - HH(dd, aa, bb, cc, X[11], 12); - HH(cc, dd, aa, bb, X[ 5], 7); - HH(bb, cc, dd, aa, X[12], 5); - - /* parallel round 3 */ - GGG(aaa, bbb, ccc, ddd, X[15], 9); - GGG(ddd, aaa, bbb, ccc, X[ 5], 7); - GGG(ccc, ddd, aaa, bbb, X[ 1], 15); - GGG(bbb, ccc, ddd, aaa, X[ 3], 11); - GGG(aaa, bbb, ccc, ddd, X[ 7], 8); - GGG(ddd, aaa, bbb, ccc, X[14], 6); - GGG(ccc, ddd, aaa, bbb, X[ 6], 6); - GGG(bbb, ccc, ddd, aaa, X[ 9], 14); - GGG(aaa, bbb, ccc, ddd, X[11], 12); - GGG(ddd, aaa, bbb, ccc, X[ 8], 13); - GGG(ccc, ddd, aaa, bbb, X[12], 5); - GGG(bbb, ccc, ddd, aaa, X[ 2], 14); - GGG(aaa, bbb, ccc, ddd, X[10], 13); - GGG(ddd, aaa, bbb, ccc, X[ 0], 13); - GGG(ccc, ddd, aaa, bbb, X[ 4], 7); - GGG(bbb, ccc, ddd, aaa, X[13], 5); - - tmp = cc; cc = ccc; ccc = tmp; - - /* round 4 */ - II(aa, bb, cc, dd, X[ 1], 11); - II(dd, aa, bb, cc, X[ 9], 12); - II(cc, dd, aa, bb, X[11], 14); - II(bb, cc, dd, aa, X[10], 15); - II(aa, bb, cc, dd, X[ 0], 14); - II(dd, aa, bb, cc, X[ 8], 15); - II(cc, dd, aa, bb, X[12], 9); - II(bb, cc, dd, aa, X[ 4], 8); - II(aa, bb, cc, dd, X[13], 9); - II(dd, aa, bb, cc, X[ 3], 14); - II(cc, dd, aa, bb, X[ 7], 5); - II(bb, cc, dd, aa, X[15], 6); - II(aa, bb, cc, dd, X[14], 8); - II(dd, aa, bb, cc, X[ 5], 6); - II(cc, dd, aa, bb, X[ 6], 5); - II(bb, cc, dd, aa, X[ 2], 12); - - /* parallel round 4 */ - FFF(aaa, bbb, ccc, ddd, X[ 8], 15); - FFF(ddd, aaa, bbb, ccc, X[ 6], 5); - FFF(ccc, ddd, aaa, bbb, X[ 4], 8); - FFF(bbb, ccc, ddd, aaa, X[ 1], 11); - FFF(aaa, bbb, ccc, ddd, X[ 3], 14); - FFF(ddd, aaa, bbb, ccc, X[11], 14); - FFF(ccc, ddd, aaa, bbb, X[15], 6); - FFF(bbb, ccc, ddd, aaa, X[ 0], 14); - FFF(aaa, bbb, ccc, ddd, X[ 5], 6); - FFF(ddd, aaa, bbb, ccc, X[12], 9); - FFF(ccc, ddd, aaa, bbb, X[ 2], 12); - FFF(bbb, ccc, ddd, aaa, X[13], 9); - FFF(aaa, bbb, ccc, ddd, X[ 9], 12); - FFF(ddd, aaa, bbb, ccc, X[ 7], 5); - FFF(ccc, ddd, aaa, bbb, X[10], 15); - FFF(bbb, ccc, ddd, aaa, X[14], 8); - - tmp = dd; dd = ddd; ddd = tmp; - - /* combine results */ - md->rmd256.state[0] += aa; - md->rmd256.state[1] += bb; - md->rmd256.state[2] += cc; - md->rmd256.state[3] += dd; - md->rmd256.state[4] += aaa; - md->rmd256.state[5] += bbb; - md->rmd256.state[6] += ccc; - md->rmd256.state[7] += ddd; - - return CRYPT_OK; -} - -#ifdef LTC_CLEAN_STACK -static int rmd256_compress(hash_state *md, unsigned char *buf) -{ - int err; - err = _rmd256_compress(md, buf); - burn_stack(sizeof(ulong32) * 25 + sizeof(int)); - return err; -} -#endif - -/** - Initialize the hash state - @param md The hash state you wish to initialize - @return CRYPT_OK if successful -*/ -int rmd256_init(hash_state * md) -{ - LTC_ARGCHK(md != NULL); - md->rmd256.state[0] = 0x67452301UL; - md->rmd256.state[1] = 0xefcdab89UL; - md->rmd256.state[2] = 0x98badcfeUL; - md->rmd256.state[3] = 0x10325476UL; - md->rmd256.state[4] = 0x76543210UL; - md->rmd256.state[5] = 0xfedcba98UL; - md->rmd256.state[6] = 0x89abcdefUL; - md->rmd256.state[7] = 0x01234567UL; - md->rmd256.curlen = 0; - md->rmd256.length = 0; - return CRYPT_OK; -} - -/** - Process a block of memory though the hash - @param md The hash state - @param in The data to hash - @param inlen The length of the data (octets) - @return CRYPT_OK if successful -*/ -HASH_PROCESS(rmd256_process, rmd256_compress, rmd256, 64) - -/** - Terminate the hash to get the digest - @param md The hash state - @param out [out] The destination of the hash (16 bytes) - @return CRYPT_OK if successful -*/ -int rmd256_done(hash_state * md, unsigned char *out) -{ - int i; - - LTC_ARGCHK(md != NULL); - LTC_ARGCHK(out != NULL); - - if (md->rmd256.curlen >= sizeof(md->rmd256.buf)) { - return CRYPT_INVALID_ARG; - } - - - /* increase the length of the message */ - md->rmd256.length += md->rmd256.curlen * 8; - - /* append the '1' bit */ - md->rmd256.buf[md->rmd256.curlen++] = (unsigned char)0x80; - - /* if the length is currently above 56 bytes we append zeros - * then compress. Then we can fall back to padding zeros and length - * encoding like normal. - */ - if (md->rmd256.curlen > 56) { - while (md->rmd256.curlen < 64) { - md->rmd256.buf[md->rmd256.curlen++] = (unsigned char)0; - } - rmd256_compress(md, md->rmd256.buf); - md->rmd256.curlen = 0; - } - - /* pad upto 56 bytes of zeroes */ - while (md->rmd256.curlen < 56) { - md->rmd256.buf[md->rmd256.curlen++] = (unsigned char)0; - } - - /* store length */ - STORE64L(md->rmd256.length, md->rmd256.buf+56); - rmd256_compress(md, md->rmd256.buf); - - /* copy output */ - for (i = 0; i < 8; i++) { - STORE32L(md->rmd256.state[i], out+(4*i)); - } -#ifdef LTC_CLEAN_STACK - zeromem(md, sizeof(hash_state)); -#endif - return CRYPT_OK; -} - -/** - Self-test the hash - @return CRYPT_OK if successful, CRYPT_NOP if self-tests have been disabled -*/ -int rmd256_test(void) -{ -#ifndef LTC_TEST - return CRYPT_NOP; -#else - static const struct { - const char *msg; - unsigned char hash[32]; - } tests[] = { - { "", - { 0x02, 0xba, 0x4c, 0x4e, 0x5f, 0x8e, 0xcd, 0x18, - 0x77, 0xfc, 0x52, 0xd6, 0x4d, 0x30, 0xe3, 0x7a, - 0x2d, 0x97, 0x74, 0xfb, 0x1e, 0x5d, 0x02, 0x63, - 0x80, 0xae, 0x01, 0x68, 0xe3, 0xc5, 0x52, 0x2d } - }, - { "a", - { 0xf9, 0x33, 0x3e, 0x45, 0xd8, 0x57, 0xf5, 0xd9, - 0x0a, 0x91, 0xba, 0xb7, 0x0a, 0x1e, 0xba, 0x0c, - 0xfb, 0x1b, 0xe4, 0xb0, 0x78, 0x3c, 0x9a, 0xcf, - 0xcd, 0x88, 0x3a, 0x91, 0x34, 0x69, 0x29, 0x25 } - }, - { "abc", - { 0xaf, 0xbd, 0x6e, 0x22, 0x8b, 0x9d, 0x8c, 0xbb, - 0xce, 0xf5, 0xca, 0x2d, 0x03, 0xe6, 0xdb, 0xa1, - 0x0a, 0xc0, 0xbc, 0x7d, 0xcb, 0xe4, 0x68, 0x0e, - 0x1e, 0x42, 0xd2, 0xe9, 0x75, 0x45, 0x9b, 0x65 } - }, - { "message digest", - { 0x87, 0xe9, 0x71, 0x75, 0x9a, 0x1c, 0xe4, 0x7a, - 0x51, 0x4d, 0x5c, 0x91, 0x4c, 0x39, 0x2c, 0x90, - 0x18, 0xc7, 0xc4, 0x6b, 0xc1, 0x44, 0x65, 0x55, - 0x4a, 0xfc, 0xdf, 0x54, 0xa5, 0x07, 0x0c, 0x0e } - }, - { "abcdefghijklmnopqrstuvwxyz", - { 0x64, 0x9d, 0x30, 0x34, 0x75, 0x1e, 0xa2, 0x16, - 0x77, 0x6b, 0xf9, 0xa1, 0x8a, 0xcc, 0x81, 0xbc, - 0x78, 0x96, 0x11, 0x8a, 0x51, 0x97, 0x96, 0x87, - 0x82, 0xdd, 0x1f, 0xd9, 0x7d, 0x8d, 0x51, 0x33 } - }, - { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", - { 0x57, 0x40, 0xa4, 0x08, 0xac, 0x16, 0xb7, 0x20, - 0xb8, 0x44, 0x24, 0xae, 0x93, 0x1c, 0xbb, 0x1f, - 0xe3, 0x63, 0xd1, 0xd0, 0xbf, 0x40, 0x17, 0xf1, - 0xa8, 0x9f, 0x7e, 0xa6, 0xde, 0x77, 0xa0, 0xb8 } - } - }; - - int i; - unsigned char tmp[32]; - hash_state md; - - for (i = 0; i < (int)(sizeof(tests)/sizeof(tests[0])); i++) { - rmd256_init(&md); - rmd256_process(&md, (unsigned char *)tests[i].msg, strlen(tests[i].msg)); - rmd256_done(&md, tmp); - if (compare_testvector(tmp, sizeof(tmp), tests[i].hash, sizeof(tests[i].hash), "RIPEMD256", i)) { - return CRYPT_FAIL_TESTVECTOR; - } - } - return CRYPT_OK; -#endif -} - -#endif - -/* ref: $Format:%D$ */ -/* git commit: $Format:%H$ */ -/* commit time: $Format:%ai$ */