diff options
Diffstat (limited to 'test/ectest.c')
-rw-r--r-- | test/ectest.c | 224 |
1 files changed, 223 insertions, 1 deletions
diff --git a/test/ectest.c b/test/ectest.c index 3678c42f71..9088fd166a 100644 --- a/test/ectest.c +++ b/test/ectest.c @@ -2340,6 +2340,225 @@ static int ec_point_hex2point_test(int id) return ret; } +static int do_test_custom_explicit_fromdata(EC_GROUP *group, BN_CTX *ctx, + unsigned char *gen, int gen_size) +{ + int ret = 0, i_out; + EVP_PKEY_CTX *pctx = NULL; + EVP_PKEY *pkeyparam = NULL; + OSSL_PARAM_BLD *bld = NULL; + const char *field_name; + OSSL_PARAM *params = NULL; + const OSSL_PARAM *gettable; + BIGNUM *p, *a, *b; + BIGNUM *p_out = NULL, *a_out = NULL, *b_out = NULL; + BIGNUM *order_out = NULL, *cofactor_out = NULL; + char name[80]; + unsigned char buf[1024]; + size_t buf_len, name_len; +#ifndef OPENSSL_NO_EC2M + unsigned int k1 = 0, k2 = 0, k3 = 0; + const char *basis_name = NULL; +#endif + + p = BN_CTX_get(ctx); + a = BN_CTX_get(ctx); + b = BN_CTX_get(ctx); + + if (!TEST_ptr(b) + || !TEST_ptr(bld = OSSL_PARAM_BLD_new())) + goto err; + + if (EC_GROUP_get_field_type(group) == NID_X9_62_prime_field) { + field_name = SN_X9_62_prime_field; + } else { + field_name = SN_X9_62_characteristic_two_field; +#ifndef OPENSSL_NO_EC2M + if (EC_GROUP_get_basis_type(group) == NID_X9_62_tpBasis) { + basis_name = SN_X9_62_tpBasis; + if (!TEST_true(EC_GROUP_get_trinomial_basis(group, &k1))) + goto err; + } else { + basis_name = SN_X9_62_ppBasis; + if (!TEST_true(EC_GROUP_get_pentanomial_basis(group, &k1, &k2, &k3))) + goto err; + } +#endif /* OPENSSL_NO_EC2M */ + } + if (!TEST_true(EC_GROUP_get_curve(group, p, a, b, ctx)) + || !TEST_true(OSSL_PARAM_BLD_push_utf8_string(bld, + OSSL_PKEY_PARAM_EC_FIELD_TYPE, field_name, 0)) + || !TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_EC_P, p)) + || !TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_EC_A, a)) + || !TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_EC_B, b))) + goto err; + + if (EC_GROUP_get0_seed(group) != NULL) { + if (!TEST_true(OSSL_PARAM_BLD_push_octet_string(bld, + OSSL_PKEY_PARAM_EC_SEED, EC_GROUP_get0_seed(group), + EC_GROUP_get_seed_len(group)))) + goto err; + } + if (EC_GROUP_get0_cofactor(group) != NULL) { + if (!TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_EC_COFACTOR, + EC_GROUP_get0_cofactor(group)))) + goto err; + } + + if (!TEST_true(OSSL_PARAM_BLD_push_octet_string(bld, + OSSL_PKEY_PARAM_EC_GENERATOR, gen, gen_size)) + || !TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_EC_ORDER, + EC_GROUP_get0_order(group)))) + goto err; + + if (!TEST_ptr(params = OSSL_PARAM_BLD_to_param(bld)) + || !TEST_ptr(pctx = EVP_PKEY_CTX_new_from_name(NULL, "EC", NULL)) + || !TEST_int_gt(EVP_PKEY_param_fromdata_init(pctx), 0) + || !TEST_int_gt(EVP_PKEY_fromdata(pctx, &pkeyparam, params), 0)) + goto err; + + /*- Check that all the set values are retrievable -*/ + + /* There should be no match to a group name since the generator changed */ + if (!TEST_false(EVP_PKEY_get_utf8_string_param(pkeyparam, + OSSL_PKEY_PARAM_GROUP_NAME, name, sizeof(name), + &name_len))) + goto err; + + /* The encoding should be explicit as it has no group */ + if (!TEST_true(EVP_PKEY_get_utf8_string_param(pkeyparam, + OSSL_PKEY_PARAM_EC_ENCODING, + name, sizeof(name), &name_len)) + || !TEST_str_eq(name, OSSL_PKEY_EC_ENCODING_EXPLICIT)) + goto err; + + if (!TEST_true(EVP_PKEY_get_utf8_string_param(pkeyparam, + OSSL_PKEY_PARAM_EC_FIELD_TYPE, name, sizeof(name), + &name_len)) + || !TEST_str_eq(name, field_name)) + goto err; + + if (!TEST_true(EVP_PKEY_get_octet_string_param(pkeyparam, + OSSL_PKEY_PARAM_EC_GENERATOR, buf, sizeof(buf), &buf_len)) + || !TEST_mem_eq(buf, (int)buf_len, gen, gen_size)) + goto err; + + if (!TEST_true(EVP_PKEY_get_bn_param(pkeyparam, OSSL_PKEY_PARAM_EC_P, &p_out)) + || !TEST_BN_eq(p_out, p) + || !TEST_true(EVP_PKEY_get_bn_param(pkeyparam, OSSL_PKEY_PARAM_EC_A, + &a_out)) + || !TEST_BN_eq(a_out, a) + || !TEST_true(EVP_PKEY_get_bn_param(pkeyparam, OSSL_PKEY_PARAM_EC_B, + &b_out)) + || !TEST_BN_eq(b_out, b) + || !TEST_true(EVP_PKEY_get_bn_param(pkeyparam, OSSL_PKEY_PARAM_EC_ORDER, + &order_out)) + || !TEST_BN_eq(order_out, EC_GROUP_get0_order(group))) + goto err; + + if (EC_GROUP_get0_cofactor(group) != NULL) { + if (!TEST_true(EVP_PKEY_get_bn_param(pkeyparam, + OSSL_PKEY_PARAM_EC_COFACTOR, &cofactor_out)) + || !TEST_BN_eq(cofactor_out, EC_GROUP_get0_cofactor(group))) + goto err; + } + if (EC_GROUP_get0_seed(group) != NULL) { + if (!TEST_true(EVP_PKEY_get_octet_string_param(pkeyparam, + OSSL_PKEY_PARAM_EC_SEED, buf, sizeof(buf), &buf_len)) + || !TEST_mem_eq(buf, buf_len, EC_GROUP_get0_seed(group), + EC_GROUP_get_seed_len(group))) + goto err; + } + + if (EC_GROUP_get_field_type(group) == NID_X9_62_prime_field) { + /* No extra fields should be set for a prime field */ + if (!TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_M, &i_out)) + || !TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_TP_BASIS, &i_out)) + || !TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K1, &i_out)) + || !TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K2, &i_out)) + || !TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K3, &i_out)) + || !TEST_false(EVP_PKEY_get_utf8_string_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_TYPE, name, sizeof(name), + &name_len))) + goto err; + } else { +#ifndef OPENSSL_NO_EC2M + if (!TEST_true(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_M, &i_out)) + || !TEST_int_eq(EC_GROUP_get_degree(group), i_out) + || !TEST_true(EVP_PKEY_get_utf8_string_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_TYPE, name, sizeof(name), + &name_len)) + || !TEST_str_eq(name, basis_name)) + goto err; + + if (EC_GROUP_get_basis_type(group) == NID_X9_62_tpBasis) { + if (!TEST_true(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_TP_BASIS, &i_out)) + || !TEST_int_eq(k1, i_out) + || !TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K1, &i_out)) + || !TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K2, &i_out)) + || !TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K3, &i_out))) + goto err; + } else { + if (!TEST_false(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_TP_BASIS, &i_out)) + || !TEST_true(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K1, &i_out)) + || !TEST_int_eq(k1, i_out) + || !TEST_true(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K2, &i_out)) + || !TEST_int_eq(k2, i_out) + || !TEST_true(EVP_PKEY_get_int_param(pkeyparam, + OSSL_PKEY_PARAM_EC_CHAR2_PP_K3, &i_out)) + || !TEST_int_eq(k3, i_out)) + goto err; + } +#endif /* OPENSSL_NO_EC2M */ + } + if (!TEST_ptr(gettable = EVP_PKEY_gettable_params(pkeyparam)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_GROUP_NAME)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_ENCODING)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_FIELD_TYPE)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_P)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_A)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_B)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_GENERATOR)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_ORDER)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_COFACTOR)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_SEED)) +#ifndef OPENSSL_NO_EC2M + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_CHAR2_M)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_CHAR2_TYPE)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_CHAR2_TP_BASIS)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_CHAR2_PP_K1)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_CHAR2_PP_K2)) + || !TEST_ptr(OSSL_PARAM_locate_const(gettable, OSSL_PKEY_PARAM_EC_CHAR2_PP_K3)) +#endif + ) + goto err; + ret = 1; +err: + BN_free(order_out); + BN_free(cofactor_out); + BN_free(a_out); + BN_free(b_out); + BN_free(p_out); + OSSL_PARAM_BLD_free_params(params); + OSSL_PARAM_BLD_free(bld); + EVP_PKEY_free(pkeyparam); + EVP_PKEY_CTX_free(pctx); + return ret; +} + /* * check the EC_METHOD respects the supplied EC_GROUP_set_generator G */ @@ -2406,14 +2625,17 @@ static int custom_generator_test(int id) || !TEST_mem_eq(b1, bsize, b2, bsize)) goto err; + if (!do_test_custom_explicit_fromdata(group, ctx, b1, bsize)) + goto err; + ret = 1; err: - BN_CTX_end(ctx); EC_POINT_free(Q1); EC_POINT_free(Q2); EC_POINT_free(G2); EC_GROUP_free(group); + BN_CTX_end(ctx); BN_CTX_free(ctx); OPENSSL_free(b1); OPENSSL_free(b2); |