OSSL_DIGEST_NAME_SHA2_256
{ NID_sha256, OSSL_DIGEST_NAME_SHA2_256 },
{ NID_sha256, OSSL_DIGEST_NAME_SHA2_256 },
&& EVP_MD_is_a(md, OSSL_DIGEST_NAME_SHA2_256)) {
OSSL_DIGEST_NAME_SHA2_256, 0);
if (!TEST_str_eq(oaepmd, OSSL_DIGEST_NAME_SHA2_256)