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evp_extra_test: Add SIPHASH MAC digestsign test with reinitialization 

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/16964)

(cherry picked from commit 8cbfc4f67b)
This commit is contained in:
Tomas Mraz 2021-11-05 14:04:25 +01:00
parent 433c6cab4b
commit bef4e21fe2
1 changed files with 54 additions and 0 deletions
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54
test/evp_extra_test.c
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@ -1341,6 +1341,57 @@ static int test_EVP_DigestVerifyInit(void)
return ret;
}
#ifndef OPENSSL_NO_SIPHASH
/* test SIPHASH MAC via EVP_PKEY with non-default parameters and reinit */
static int test_siphash_digestsign(void)
{
unsigned char key[16];
unsigned char buf[8], digest[8];
unsigned char expected[8] = {
0x6d, 0x3e, 0x54, 0xc2, 0x2f, 0xf1, 0xfe, 0xe2
};
EVP_PKEY *pkey = NULL;
EVP_MD_CTX *mdctx = NULL;
EVP_PKEY_CTX *ctx = NULL;
int ret = 0;
size_t len = 8;
if (nullprov != NULL)
return TEST_skip("Test does not support a non-default library context");
memset(buf, 0, 8);
memset(key, 1, 16);
if (!TEST_ptr(pkey = EVP_PKEY_new_raw_private_key(EVP_PKEY_SIPHASH, NULL,
key, 16)))
goto out;
if (!TEST_ptr(mdctx = EVP_MD_CTX_create()))
goto out;
if (!TEST_true(EVP_DigestSignInit(mdctx, &ctx, NULL, NULL, pkey)))
goto out;
if (!TEST_int_eq(EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_SIGNCTX,
EVP_PKEY_CTRL_SET_DIGEST_SIZE,
8, NULL), 1))
goto out;
/* reinitialize */
if (!TEST_true(EVP_DigestSignInit(mdctx, NULL, NULL, NULL, NULL)))
goto out;
if (!TEST_true(EVP_DigestSignUpdate(mdctx, buf, 8)))
goto out;
if (!TEST_true(EVP_DigestSignFinal(mdctx, digest, &len)))
goto out;
if (!TEST_mem_eq(digest, len, expected, sizeof(expected)))
goto out;
ret = 1;
out:
EVP_PKEY_free(pkey);
EVP_MD_CTX_free(mdctx);
return ret;
}
#endif
/*
* Test corner cases of EVP_DigestInit/Update/Final API call behavior.
*/
@ -4194,6 +4245,9 @@ int setup_tests(void)
ADD_TEST(test_EVP_set_default_properties);
ADD_ALL_TESTS(test_EVP_DigestSignInit, 30);
ADD_TEST(test_EVP_DigestVerifyInit);
#ifndef OPENSSL_NO_SIPHASH
ADD_TEST(test_siphash_digestsign);
#endif
ADD_TEST(test_EVP_Digest);
ADD_ALL_TESTS(test_EVP_PKEY_sign, 3);
ADD_ALL_TESTS(test_EVP_Enveloped, 2);