Add test case for SM2 evp verification

This test case is originally submitted in #6757, by Jack Lloyd. The test
case has been modified to use the a different method to set the ID when
computing the Z hash of SM2 signature.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Paul Yang <yang.yang@baishancloud.com>
(Merged from https://github.com/openssl/openssl/pull/7113)
This commit is contained in:
Jack Lloyd 2018-09-04 23:25:29 +08:00 committed by Paul Yang
parent 4803717f5e
commit a6c4cb845a

View file

@ -524,6 +524,84 @@ static int test_EVP_PKCS82PKEY(void)
#ifndef OPENSSL_NO_SM2
static int test_EVP_SM2_verify(void)
{
/* From https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02#appendix-A */
const char *pubkey =
"-----BEGIN PUBLIC KEY-----\n"
"MIIBMzCB7AYHKoZIzj0CATCB4AIBATAsBgcqhkjOPQEBAiEAhULWnkwETxjouSQ1\n"
"v2/33kVyg5FcRVF9ci7biwjx38MwRAQgeHlotPoyw/0kF4Quc7v+/y88hItoMdfg\n"
"7GUiizk35JgEIGPkxtOyOwyEnPhCQUhL/kj2HVmlsWugbm4S0donxSSaBEEEQh3r\n"
"1hti6rZ0ZDTrw8wxXjIiCzut1QvcTE5sFH/t1D0GgFEry7QsB9RzSdIVO3DE5df9\n"
"/L+jbqGoWEG55G4JogIhAIVC1p5MBE8Y6LkkNb9v990pdyBjBIVijVrnTufDLnm3\n"
"AgEBA0IABArkx3mKoPEZRxvuEYJb5GICu3nipYRElel8BP9N8lSKfAJA+I8c1OFj\n"
"Uqc8F7fxbwc1PlOhdtaEqf4Ma7eY6Fc=\n"
"-----END PUBLIC KEY-----\n";
const char *msg = "message digest";
const char *id = "ALICE123@YAHOO.COM";
const uint8_t signature[] = {
0x30, 0x44, 0x02, 0x20,
0x40, 0xF1, 0xEC, 0x59, 0xF7, 0x93, 0xD9, 0xF4, 0x9E, 0x09, 0xDC,
0xEF, 0x49, 0x13, 0x0D, 0x41, 0x94, 0xF7, 0x9F, 0xB1, 0xEE, 0xD2,
0xCA, 0xA5, 0x5B, 0xAC, 0xDB, 0x49, 0xC4, 0xE7, 0x55, 0xD1,
0x02, 0x20,
0x6F, 0xC6, 0xDA, 0xC3, 0x2C, 0x5D, 0x5C, 0xF1, 0x0C, 0x77, 0xDF,
0xB2, 0x0F, 0x7C, 0x2E, 0xB6, 0x67, 0xA4, 0x57, 0x87, 0x2F, 0xB0,
0x9E, 0xC5, 0x63, 0x27, 0xA6, 0x7E, 0xC7, 0xDE, 0xEB, 0xE7
};
int rc = 0;
BIO *bio = NULL;
EVP_PKEY *pkey = NULL;
EVP_MD_CTX *mctx = NULL;
EVP_PKEY_CTX *pctx = NULL;
bio = BIO_new_mem_buf(pubkey, strlen(pubkey));
if (!TEST_true(bio != NULL))
goto done;
pkey = PEM_read_bio_PUBKEY(bio, NULL, NULL, NULL);
if (!TEST_true(pkey != NULL))
goto done;
if (!TEST_true(EVP_PKEY_set_alias_type(pkey, EVP_PKEY_SM2)))
goto done;
if (!TEST_ptr(mctx = EVP_MD_CTX_new()))
goto done;
if (!TEST_ptr(pctx = EVP_PKEY_CTX_new(pkey, NULL)))
goto done;
if (!TEST_int_gt(EVP_PKEY_CTX_set1_id(pctx, (const uint8_t *)id,
strlen(id)), 0))
goto done;
EVP_MD_CTX_set_pkey_ctx(mctx, pctx);
if (!TEST_true(EVP_DigestVerifyInit(mctx, NULL, EVP_sm3(), NULL, pkey)))
goto done;
if (!TEST_true(EVP_DigestVerifyUpdate(mctx, msg, strlen(msg))))
goto done;
if (!TEST_true(EVP_DigestVerifyFinal(mctx, signature, sizeof(signature))))
goto done;
rc = 1;
done:
BIO_free(bio);
EVP_PKEY_free(pkey);
EVP_PKEY_CTX_free(pctx);
EVP_MD_CTX_free(mctx);
return rc;
}
static int test_EVP_SM2(void)
{
int ret = 0;
@ -846,6 +924,7 @@ int setup_tests(void)
#endif
#ifndef OPENSSL_NO_SM2
ADD_TEST(test_EVP_SM2);
ADD_TEST(test_EVP_SM2_verify);
#endif
ADD_ALL_TESTS(test_set_get_raw_keys, OSSL_NELEM(keys));
custom_pmeth = EVP_PKEY_meth_new(0xdefaced, 0);