int wc_Sha224Hash(const byte* data, word32 len, byte* hash)
{
int ret = 0;
#ifdef WOLFSSL_SMALL_STACK
Sha224* sha224;
#else
Sha224 sha224[1];
#endif
#ifdef WOLFSSL_SMALL_STACK
sha224 = (Sha224*)XMALLOC(sizeof(Sha224), NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (sha224 == NULL)
return MEMORY_E;
#endif
if ((ret = wc_InitSha224(sha224)) != 0) {
WOLFSSL_MSG("InitSha224 failed");
}
else if ((ret = wc_Sha224Update(sha224, data, len)) != 0) {
WOLFSSL_MSG("Sha224Update failed");
}
else if ((ret = wc_Sha224Final(sha224, hash)) != 0) {
WOLFSSL_MSG("Sha224Final failed");
}
#ifdef WOLFSSL_SMALL_STACK
XFREE(sha224, NULL, DYNAMIC_TYPE_TMP_BUFFER);
#endif
return ret;
}
static int _InitHmac(Hmac* hmac, int type, void* heap)
{
int ret = 0;
switch (type) {
#ifndef NO_MD5
case MD5:
ret = wc_InitMd5(&hmac->hash.md5);
break;
#endif /* !NO_MD5 */
#ifndef NO_SHA
case SHA:
ret = wc_InitSha(&hmac->hash.sha);
break;
#endif /* !NO_SHA */
#ifdef WOLFSSL_SHA224
case SHA224:
ret = wc_InitSha224(&hmac->hash.sha224);
break;
#endif /* WOLFSSL_SHA224 */
#ifndef NO_SHA256
case SHA256:
ret = wc_InitSha256(&hmac->hash.sha256);
break;
#endif /* !NO_SHA256 */
#ifdef WOLFSSL_SHA512
#ifdef WOLFSSL_SHA384
case SHA384:
ret = wc_InitSha384(&hmac->hash.sha384);
break;
#endif /* WOLFSSL_SHA384 */
case SHA512:
ret = wc_InitSha512(&hmac->hash.sha512);
break;
#endif /* WOLFSSL_SHA512 */
#ifdef HAVE_BLAKE2
case BLAKE2B_ID:
ret = wc_InitBlake2b(&hmac->hash.blake2b, BLAKE2B_256);
break;
#endif /* HAVE_BLAKE2 */
default:
ret = BAD_FUNC_ARG;
break;
}
/* default to NULL heap hint or test value */
#ifdef WOLFSSL_HEAP_TEST
hmac->heap = (void)WOLFSSL_HEAP_TEST;
#else
hmac->heap = heap;
#endif /* WOLFSSL_HEAP_TEST */
return ret;
}
int wc_HashInit(wc_HashAlg* hash, enum wc_HashType type)
{
int ret = HASH_TYPE_E; /* Default to hash type error */
if (hash == NULL)
return BAD_FUNC_ARG;
switch (type) {
case WC_HASH_TYPE_MD5:
#ifndef NO_MD5
wc_InitMd5(&hash->md5);
#endif
break;
case WC_HASH_TYPE_SHA:
#ifndef NO_SHA
ret = wc_InitSha(&hash->sha);
if (ret != 0)
return ret;
#endif
break;
case WC_HASH_TYPE_SHA224:
#ifdef WOLFSSL_SHA224
ret = wc_InitSha224(&hash->sha224);
if (ret != 0)
return ret;
#endif
break;
case WC_HASH_TYPE_SHA256:
#ifndef NO_SHA256
ret = wc_InitSha256(&hash->sha256);
if (ret != 0)
return ret;
#endif
break;
case WC_HASH_TYPE_SHA384:
#ifdef WOLFSSL_SHA384
ret = wc_InitSha384(&hash->sha384);
if (ret != 0)
return ret;
#endif
break;
case WC_HASH_TYPE_SHA512:
#ifdef WOLFSSL_SHA512
ret = wc_InitSha512(&hash->sha512);
if (ret != 0)
return ret;
#endif
break;
/* not supported */
case WC_HASH_TYPE_MD5_SHA:
case WC_HASH_TYPE_MD2:
case WC_HASH_TYPE_MD4:
case WC_HASH_TYPE_NONE:
default:
return BAD_FUNC_ARG;
};
return 0;
}
int sha224_test(void)
{
Sha224 sha;
byte hash[SHA224_DIGEST_SIZE];
testVector a, b;
testVector test_sha[2];
int ret;
int times = sizeof(test_sha) / sizeof(struct testVector), i;
a.input = "abc";
a.output = "\x23\x09\x7d\x22\x34\x05\xd8\x22\x86\x42\xa4\x77\xbd\xa2\x55"
"\xb3\x2a\xad\xbc\xe4\xbd\xa0\xb3\xf7\xe3\x6c\x9d\xa7";
a.inLen = XSTRLEN(a.input);
a.outLen = SHA224_DIGEST_SIZE;
b.input = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
b.output = "\x75\x38\x8b\x16\x51\x27\x76\xcc\x5d\xba\x5d\xa1\xfd\x89\x01"
"\x50\xb0\xc6\x45\x5c\xb4\xf5\x8b\x19\x52\x52\x25\x25";
b.inLen = XSTRLEN(b.input);
b.outLen = SHA224_DIGEST_SIZE;
test_sha[0] = a;
test_sha[1] = b;
ret = wc_InitSha224(&sha);
if (ret != 0)
return -4005;
for (i = 0; i < times; ++i) {
ret = wc_Sha224Update(&sha, (byte*)test_sha[i].input,(word32)test_sha[i].inLen);
if (ret != 0)
return ret;
ret = wc_Sha224Final(&sha, hash);
if (ret != 0)
return ret;
if (XMEMCMP(hash, test_sha[i].output, SHA224_DIGEST_SIZE) != 0)
return -10 - i;
}
return 0;
}
