Mercurial > dropbear
diff sha384.c @ 16:09ab3354aa21 libtomcrypt
propagate of e8bea23df30f9f46c647d06db3b223427b4e3604 and b0b6b4a8843b94d9f049cb5ffe0b1ae91ec1bf8b from branch 'au.asn.ucc.matt.ltc-orig' to 'au.asn.ucc.matt.ltc-db'
author | Matt Johnston <matt@ucc.asn.au> |
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date | Tue, 15 Jun 2004 14:27:14 +0000 |
parents | 6362d3854bb4 |
children | b939f2d4431e |
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--- a/sha384.c Tue Jun 15 14:07:21 2004 +0000 +++ b/sha384.c Tue Jun 15 14:27:14 2004 +0000 @@ -1,114 +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. - * - * Tom St Denis, [email protected], http://libtomcrypt.org - */ - -/* included in sha512.c */ - -const struct _hash_descriptor sha384_desc = -{ - "sha384", - 4, - 48, - 128, - - /* DER identifier */ - { 0x30, 0x41, 0x30, 0x0D, 0x06, 0x09, 0x60, 0x86, - 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02, 0x05, - 0x00, 0x04, 0x30 }, - 19, - - &sha384_init, - &sha512_process, - &sha384_done, - &sha384_test -}; - -void sha384_init(hash_state * md) -{ - _ARGCHK(md != NULL); - - md->sha512.curlen = 0; - md->sha512.length = 0; - md->sha512.state[0] = CONST64(0xcbbb9d5dc1059ed8); - md->sha512.state[1] = CONST64(0x629a292a367cd507); - md->sha512.state[2] = CONST64(0x9159015a3070dd17); - md->sha512.state[3] = CONST64(0x152fecd8f70e5939); - md->sha512.state[4] = CONST64(0x67332667ffc00b31); - md->sha512.state[5] = CONST64(0x8eb44a8768581511); - md->sha512.state[6] = CONST64(0xdb0c2e0d64f98fa7); - md->sha512.state[7] = CONST64(0x47b5481dbefa4fa4); -} - -int sha384_done(hash_state * md, unsigned char *hash) -{ - unsigned char buf[64]; - - _ARGCHK(md != NULL); - _ARGCHK(hash != NULL); - - if (md->sha512.curlen >= sizeof(md->sha512.buf)) { - return CRYPT_INVALID_ARG; - } - - sha512_done(md, buf); - memcpy(hash, buf, 48); -#ifdef CLEAN_STACK - zeromem(buf, sizeof(buf)); -#endif - return CRYPT_OK; -} - -int sha384_test(void) -{ - #ifndef LTC_TEST - return CRYPT_NOP; - #else - static const struct { - char *msg; - unsigned char hash[48]; - } tests[] = { - { "abc", - { 0xcb, 0x00, 0x75, 0x3f, 0x45, 0xa3, 0x5e, 0x8b, - 0xb5, 0xa0, 0x3d, 0x69, 0x9a, 0xc6, 0x50, 0x07, - 0x27, 0x2c, 0x32, 0xab, 0x0e, 0xde, 0xd1, 0x63, - 0x1a, 0x8b, 0x60, 0x5a, 0x43, 0xff, 0x5b, 0xed, - 0x80, 0x86, 0x07, 0x2b, 0xa1, 0xe7, 0xcc, 0x23, - 0x58, 0xba, 0xec, 0xa1, 0x34, 0xc8, 0x25, 0xa7 } - }, - { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu", - { 0x09, 0x33, 0x0c, 0x33, 0xf7, 0x11, 0x47, 0xe8, - 0x3d, 0x19, 0x2f, 0xc7, 0x82, 0xcd, 0x1b, 0x47, - 0x53, 0x11, 0x1b, 0x17, 0x3b, 0x3b, 0x05, 0xd2, - 0x2f, 0xa0, 0x80, 0x86, 0xe3, 0xb0, 0xf7, 0x12, - 0xfc, 0xc7, 0xc7, 0x1a, 0x55, 0x7e, 0x2d, 0xb9, - 0x66, 0xc3, 0xe9, 0xfa, 0x91, 0x74, 0x60, 0x39 } - }, - }; - - int i; - unsigned char tmp[48]; - hash_state md; - - for (i = 0; i < (int)(sizeof(tests) / sizeof(tests[0])); i++) { - sha384_init(&md); - sha384_process(&md, (unsigned char*)tests[i].msg, (unsigned long)strlen(tests[i].msg)); - sha384_done(&md, tmp); - if (memcmp(tmp, tests[i].hash, 48) != 0) { - return CRYPT_FAIL_TESTVECTOR; - } - } - return CRYPT_OK; - #endif -} - - - - -