Index: gnutls-3.8.5/lib/fips.c =================================================================== --- gnutls-3.8.5.orig/lib/fips.c +++ gnutls-3.8.5/lib/fips.c @@ -593,6 +593,26 @@ int _gnutls_fips_perform_self_checks2(vo return gnutls_assert_val(GNUTLS_E_SELF_TEST_ERROR); } + /* KDF */ + + char derived[512]; + + gnutls_datum_t secret = { (void *)"\x04\x50\xb0\xea\x9e\xcd\x36\x02\xee\x0d\x76\xc5\xc3\xc8\x6f\x4a", 16 }; + gnutls_datum_t seed = { (void *)"\x20\x7a\xcc\x02\x54\xb8\x67\xf5\xb9\x25\xb4\x5a\x33\x60\x1d\x8b", 16 }; + gnutls_datum_t label = { (void *)"test label", 10 }; + gnutls_datum_t expected = { (void *)"\xae\x67\x9e\x0e\x71\x4f\x59\x75\x76\x37\x68\xb1\x66\x97\x9e\x1d", 16 }; + + ret = _gnutls_prf_raw(GNUTLS_MAC_SHA256, secret.size, secret.data, + label.size, (char*)label.data, seed.size, seed.data, expected.size, derived); + if (ret < 0) { + return gnutls_assert_val(GNUTLS_E_SELF_TEST_ERROR); + } + + ret = memcmp(derived, expected.data, expected.size); + if (ret != 0) { + return gnutls_assert_val(GNUTLS_E_SELF_TEST_ERROR); + } + /* PK */ if (_gnutls_config_is_rsa_pkcs1_encrypt_allowed()) { ret = gnutls_pk_self_test(0, GNUTLS_PK_RSA);