Add a test for the newly added md params code
Previous commits added code for routing md related parameters via and
EVP_SIGNATURE implementation during a DigestSign operation. This adds a
test to make sure this works as expected.
@@ -1077,6 +1077,7 @@ done:
/* Test getting and setting parameters on an EVP_PKEY_CTX */
static int test_EVP_PKEY_CTX_get_set_params(void)
{
+ EVP_MD_CTX *mdctx = NULL;
EVP_PKEY_CTX *ctx = NULL;
EVP_SIGNATURE *dsaimpl = NULL;
const OSSL_PARAM *params;
@@ -1087,6 +1088,7 @@ static int test_EVP_PKEY_CTX_get_set_params(void)
int ret = 0;
const EVP_MD *md;
size_t mdsize = SHA512_DIGEST_LENGTH;
+ char ssl3ms[48];
/*
* Setup the parameters for our DSA object. For our purposes they don't have
@@ -1171,9 +1173,39 @@ static int test_EVP_PKEY_CTX_get_set_params(void)
|| !TEST_ptr_eq(md, EVP_sha256()))
goto err;
+ /*
+ * Test getting MD parameters via an associated EVP_PKEY_CTX
+ */
+ mdctx = EVP_MD_CTX_new();
+ if (!TEST_ptr(mdctx)
+ || !TEST_true(EVP_DigestSignInit_ex(mdctx, NULL, "SHA1", NULL,
+ pkey, dsaimpl)))
+ goto err;
+
+ /*
+ * We now have an EVP_MD_CTX with an EVP_PKEY_CTX inside it. We should be
+ * able to obtain the digest's settable parameters from the provider.
+ */
+ params = EVP_MD_CTX_settable_params(mdctx);
+ if (!TEST_ptr(params)
+ || !TEST_int_eq(strcmp(params[0].key, OSSL_DIGEST_PARAM_SSL3_MS), 0)
+ /* The final key should be NULL */
+ || !TEST_ptr_null(params[1].key))
+ goto err;
+
+ param = ourparams;
+ memset(ssl3ms, 0, sizeof(ssl3ms));
+ *param++ = OSSL_PARAM_construct_octet_string(OSSL_DIGEST_PARAM_SSL3_MS,
+ ssl3ms, sizeof(ssl3ms));
+ *param++ = OSSL_PARAM_construct_end();
+
+ if (!TEST_true(EVP_MD_CTX_set_params(mdctx, ourparams)))
+ goto err;
+
ret = 1;
err:
+ EVP_MD_CTX_free(mdctx);
EVP_PKEY_CTX_free(ctx);
EVP_SIGNATURE_free(dsaimpl);
EVP_PKEY_free(pkey);
