/**
Self-test the hash
@return CRYPT_OK if successful, CRYPT_NOP if self-tests have been disabled
*/
int md4_test(void)
{
#ifndef LTC_TEST
return CRYPT_NOP;
#else
static const struct md4_test_case {
const char *input;
unsigned char hash[16];
} tests[] = {
{ "",
{0x31, 0xd6, 0xcf, 0xe0, 0xd1, 0x6a, 0xe9, 0x31,
0xb7, 0x3c, 0x59, 0xd7, 0xe0, 0xc0, 0x89, 0xc0} },
{ "a",
{0xbd, 0xe5, 0x2c, 0xb3, 0x1d, 0xe3, 0x3e, 0x46,
0x24, 0x5e, 0x05, 0xfb, 0xdb, 0xd6, 0xfb, 0x24} },
{ "abc",
{0xa4, 0x48, 0x01, 0x7a, 0xaf, 0x21, 0xd8, 0x52,
0x5f, 0xc1, 0x0a, 0xe8, 0x7a, 0xa6, 0x72, 0x9d} },
{ "message digest",
{0xd9, 0x13, 0x0a, 0x81, 0x64, 0x54, 0x9f, 0xe8,
0x18, 0x87, 0x48, 0x06, 0xe1, 0xc7, 0x01, 0x4b} },
{ "abcdefghijklmnopqrstuvwxyz",
{0xd7, 0x9e, 0x1c, 0x30, 0x8a, 0xa5, 0xbb, 0xcd,
0xee, 0xa8, 0xed, 0x63, 0xdf, 0x41, 0x2d, 0xa9} },
{ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
{0x04, 0x3f, 0x85, 0x82, 0xf2, 0x41, 0xdb, 0x35,
0x1c, 0xe6, 0x27, 0xe1, 0x53, 0xe7, 0xf0, 0xe4} },
{ "12345678901234567890123456789012345678901234567890123456789012345678901234567890",
{0xe3, 0x3b, 0x4d, 0xdc, 0x9c, 0x38, 0xf2, 0x19,
0x9c, 0x3e, 0x7b, 0x16, 0x4f, 0xcc, 0x05, 0x36} },
};
int i;
unsigned char tmp[16];
hash_state md;
for(i = 0; i < (int)(sizeof(tests) / sizeof(tests[0])); i++) {
md4_init(&md);
md4_process(&md, (unsigned char *)tests[i].input, (unsigned long)strlen(tests[i].input));
md4_done(&md, tmp);
if (compare_testvector(tmp, sizeof(tmp), tests[i].hash, sizeof(tests[i].hash), "MD4", i)) {
return CRYPT_FAIL_TESTVECTOR;
}
}
return CRYPT_OK;
#endif
}
/**
Self-test the hash
@return CRYPT_OK if successful, CRYPT_NOP if self-tests have been disabled
*/
INT md4_test(void)
{
#ifndef LTC_TEST
return CRYPT_NOP;
#else
static const struct md4_test_case {
char *input;
UCHAR digest[16];
} cases[] = {
{ "",
{0x31, 0xd6, 0xcf, 0xe0, 0xd1, 0x6a, 0xe9, 0x31,
0xb7, 0x3c, 0x59, 0xd7, 0xe0, 0xc0, 0x89, 0xc0} },
{ "a",
{0xbd, 0xe5, 0x2c, 0xb3, 0x1d, 0xe3, 0x3e, 0x46,
0x24, 0x5e, 0x05, 0xfb, 0xdb, 0xd6, 0xfb, 0x24} },
{ "abc",
{0xa4, 0x48, 0x01, 0x7a, 0xaf, 0x21, 0xd8, 0x52,
0x5f, 0xc1, 0x0a, 0xe8, 0x7a, 0xa6, 0x72, 0x9d} },
{ "message digest",
{0xd9, 0x13, 0x0a, 0x81, 0x64, 0x54, 0x9f, 0xe8,
0x18, 0x87, 0x48, 0x06, 0xe1, 0xc7, 0x01, 0x4b} },
{ "abcdefghijklmnopqrstuvwxyz",
{0xd7, 0x9e, 0x1c, 0x30, 0x8a, 0xa5, 0xbb, 0xcd,
0xee, 0xa8, 0xed, 0x63, 0xdf, 0x41, 0x2d, 0xa9} },
{ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
{0x04, 0x3f, 0x85, 0x82, 0xf2, 0x41, 0xdb, 0x35,
0x1c, 0xe6, 0x27, 0xe1, 0x53, 0xe7, 0xf0, 0xe4} },
{ "12345678901234567890123456789012345678901234567890123456789012345678901234567890",
{0xe3, 0x3b, 0x4d, 0xdc, 0x9c, 0x38, 0xf2, 0x19,
0x9c, 0x3e, 0x7b, 0x16, 0x4f, 0xcc, 0x05, 0x36} },
};
INT i;
hash_state md;
UCHAR digest[16];
for(i = 0; i < (INT)(sizeof(cases) / sizeof(cases[0])); i++) {
md4_init(&md);
md4_process(&md, (UCHAR *)cases[i].input, (unsigned long)strlen(cases[i].input));
md4_done(&md, digest);
if (XMEMCMP(digest, cases[i].digest, 16) != 0) {
return CRYPT_FAIL_TESTVECTOR;
}
}
return CRYPT_OK;
#endif
}
static void md4_process_wrap( void *ctx, const unsigned char *data )
{
md4_process( (md4_context *) ctx, data );
}