diff options
Diffstat (limited to 'test/ec_internal_test.c')
| -rw-r--r-- | test/ec_internal_test.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/test/ec_internal_test.c b/test/ec_internal_test.c index 4b849312be..d1eede3a7f 100644 --- a/test/ec_internal_test.c +++ b/test/ec_internal_test.c @@ -183,6 +183,106 @@ static int field_tests_default(int n) return ret; } +/* + * Tests behavior of the decoded_from_explicit_params flag and API + */ +static int decoded_flag_test(void) +{ + EC_GROUP *grp; + EC_GROUP *grp_copy = NULL; + ECPARAMETERS *ecparams = NULL; + ECPKPARAMETERS *ecpkparams = NULL; + EC_KEY *key = NULL; + unsigned char *encodedparams = NULL; + const unsigned char *encp; + int encodedlen; + int testresult = 0; + + /* Test EC_GROUP_new not setting the flag */ + grp = EC_GROUP_new(EC_GFp_simple_method()); + if (!TEST_ptr(grp) + || !TEST_int_eq(grp->decoded_from_explicit_params, 0)) + goto err; + EC_GROUP_free(grp); + + /* Test EC_GROUP_new_by_curve_name not setting the flag */ + grp = EC_GROUP_new_by_curve_name(NID_X9_62_prime256v1); + if (!TEST_ptr(grp) + || !TEST_int_eq(grp->decoded_from_explicit_params, 0)) + goto err; + + /* Test EC_GROUP_new_from_ecparameters not setting the flag */ + if (!TEST_ptr(ecparams = EC_GROUP_get_ecparameters(grp, NULL)) + || !TEST_ptr(grp_copy = EC_GROUP_new_from_ecparameters(ecparams)) + || !TEST_int_eq(grp_copy->decoded_from_explicit_params, 0)) + goto err; + EC_GROUP_free(grp_copy); + grp_copy = NULL; + ECPARAMETERS_free(ecparams); + ecparams = NULL; + + /* Test EC_GROUP_new_from_ecpkparameters not setting the flag */ + if (!TEST_int_eq(EC_GROUP_get_asn1_flag(grp), OPENSSL_EC_NAMED_CURVE) + || !TEST_ptr(ecpkparams = EC_GROUP_get_ecpkparameters(grp, NULL)) + || !TEST_ptr(grp_copy = EC_GROUP_new_from_ecpkparameters(ecpkparams)) + || !TEST_int_eq(grp_copy->decoded_from_explicit_params, 0) + || !TEST_ptr(key = EC_KEY_new()) + /* Test EC_KEY_decoded_from_explicit_params on key without a group */ + || !TEST_int_eq(EC_KEY_decoded_from_explicit_params(key), -1) + || !TEST_int_eq(EC_KEY_set_group(key, grp_copy), 1) + /* Test EC_KEY_decoded_from_explicit_params negative case */ + || !TEST_int_eq(EC_KEY_decoded_from_explicit_params(key), 0)) + goto err; + EC_GROUP_free(grp_copy); + grp_copy = NULL; + ECPKPARAMETERS_free(ecpkparams); + ecpkparams = NULL; + + /* Test d2i_ECPKParameters with named params not setting the flag */ + if (!TEST_int_gt(encodedlen = i2d_ECPKParameters(grp, &encodedparams), 0) + || !TEST_ptr(encp = encodedparams) + || !TEST_ptr(grp_copy = d2i_ECPKParameters(NULL, &encp, encodedlen)) + || !TEST_int_eq(grp_copy->decoded_from_explicit_params, 0)) + goto err; + EC_GROUP_free(grp_copy); + grp_copy = NULL; + OPENSSL_free(encodedparams); + encodedparams = NULL; + + /* Asn1 flag stays set to explicit with EC_GROUP_new_from_ecpkparameters */ + EC_GROUP_set_asn1_flag(grp, OPENSSL_EC_EXPLICIT_CURVE); + if (!TEST_ptr(ecpkparams = EC_GROUP_get_ecpkparameters(grp, NULL)) + || !TEST_ptr(grp_copy = EC_GROUP_new_from_ecpkparameters(ecpkparams)) + || !TEST_int_eq(EC_GROUP_get_asn1_flag(grp_copy), OPENSSL_EC_EXPLICIT_CURVE) + || !TEST_int_eq(grp_copy->decoded_from_explicit_params, 0)) + goto err; + EC_GROUP_free(grp_copy); + grp_copy = NULL; + + /* Test d2i_ECPKParameters with explicit params setting the flag */ + if (!TEST_int_gt(encodedlen = i2d_ECPKParameters(grp, &encodedparams), 0) + || !TEST_ptr(encp = encodedparams) + || !TEST_ptr(grp_copy = d2i_ECPKParameters(NULL, &encp, encodedlen)) + || !TEST_int_eq(EC_GROUP_get_asn1_flag(grp_copy), OPENSSL_EC_EXPLICIT_CURVE) + || !TEST_int_eq(grp_copy->decoded_from_explicit_params, 1) + || !TEST_int_eq(EC_KEY_set_group(key, grp_copy), 1) + /* Test EC_KEY_decoded_from_explicit_params positive case */ + || !TEST_int_eq(EC_KEY_decoded_from_explicit_params(key), 1)) + goto err; + + testresult = 1; + + err: + EC_KEY_free(key); + EC_GROUP_free(grp); + EC_GROUP_free(grp_copy); + ECPARAMETERS_free(ecparams); + ECPKPARAMETERS_free(ecpkparams); + OPENSSL_free(encodedparams); + + return testresult; +} + int setup_tests(void) { crv_len = EC_get_builtin_curves(NULL, 0); @@ -196,6 +296,7 @@ int setup_tests(void) ADD_TEST(field_tests_ec2_simple); #endif ADD_ALL_TESTS(field_tests_default, crv_len); + ADD_TEST(decoded_flag_test); return 1; } |