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/*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file is distributed
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#include "tls/s2n_quic_support.h"
#include "s2n_test.h"
#include "tls/s2n_connection.h"
static const uint8_t TEST_DATA[] = "test";
static int s2n_test_noop_secret_handler(void *context, struct s2n_connection *conn,
s2n_secret_type_t secret_type, uint8_t *secret, uint8_t secret_size)
{
return S2N_SUCCESS;
}
int main(int argc, char **argv)
{
BEGIN_TEST();
/* Test QUIC is not allowed if TLS1.3 not fully supported. */
if (!s2n_is_tls13_fully_supported()) {
struct s2n_config *config = s2n_config_new();
EXPECT_NOT_NULL(config);
EXPECT_SUCCESS(s2n_config_enable_quic(config));
struct s2n_connection *conn = s2n_connection_new(S2N_CLIENT);
EXPECT_NOT_NULL(conn);
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_enable_quic(conn), S2N_ERR_RSA_PSS_NOT_SUPPORTED);
EXPECT_FALSE(conn->quic_enabled);
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_set_config(conn, config), S2N_ERR_RSA_PSS_NOT_SUPPORTED);
EXPECT_NOT_EQUAL(config, conn->config);
EXPECT_SUCCESS(s2n_connection_free(conn));
EXPECT_SUCCESS(s2n_config_free(config));
END_TEST();
}
/* Test s2n_config_enable_quic */
{
struct s2n_config *config = s2n_config_new();
EXPECT_NOT_NULL(config);
EXPECT_FALSE(config->quic_enabled);
struct s2n_connection *conn = s2n_connection_new(S2N_CLIENT);
EXPECT_FALSE(s2n_connection_is_quic_enabled(conn));
EXPECT_SUCCESS(s2n_connection_set_config(conn, config));
EXPECT_FALSE(s2n_connection_is_quic_enabled(conn));
/* Check error handling */
{
EXPECT_FAILURE_WITH_ERRNO(s2n_config_enable_quic(NULL), S2N_ERR_NULL);
EXPECT_FALSE(config->quic_enabled);
EXPECT_FALSE(s2n_connection_is_quic_enabled(conn));
};
/* Check success */
{
EXPECT_SUCCESS(s2n_config_enable_quic(config));
EXPECT_TRUE(config->quic_enabled);
EXPECT_TRUE(s2n_connection_is_quic_enabled(conn));
/* Enabling QUIC again still succeeds */
EXPECT_SUCCESS(s2n_config_enable_quic(config));
EXPECT_TRUE(config->quic_enabled);
EXPECT_TRUE(s2n_connection_is_quic_enabled(conn));
};
EXPECT_SUCCESS(s2n_connection_free(conn));
EXPECT_SUCCESS(s2n_config_free(config));
};
/* Test s2n_connection_enable_quic */
{
struct s2n_connection *conn = s2n_connection_new(S2N_CLIENT);
EXPECT_FALSE(s2n_connection_is_quic_enabled(conn));
/* Check error handling */
{
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_enable_quic(NULL), S2N_ERR_NULL);
EXPECT_FALSE(s2n_connection_is_quic_enabled(conn));
};
/* Check success */
{
EXPECT_SUCCESS(s2n_connection_enable_quic(conn));
EXPECT_TRUE(s2n_connection_is_quic_enabled(conn));
/* Enabling QUIC again still succeeds */
EXPECT_SUCCESS(s2n_connection_enable_quic(conn));
EXPECT_TRUE(s2n_connection_is_quic_enabled(conn));
};
/* Check with config enabled too */
{
struct s2n_config *config = s2n_config_new();
EXPECT_NOT_NULL(config);
EXPECT_FALSE(config->quic_enabled);
EXPECT_SUCCESS(s2n_connection_set_config(conn, config));
EXPECT_SUCCESS(s2n_config_enable_quic(config));
EXPECT_TRUE(s2n_connection_is_quic_enabled(conn));
EXPECT_SUCCESS(s2n_config_free(config));
};
EXPECT_SUCCESS(s2n_connection_free(conn));
};
/* Test that if a connection enables quic via the config,
* quic stays enabled for the connection even if the config changes.
*/
{
struct s2n_config *non_quic_config = s2n_config_new();
EXPECT_NOT_NULL(non_quic_config);
struct s2n_config *quic_config = s2n_config_new();
EXPECT_NOT_NULL(quic_config);
EXPECT_SUCCESS(s2n_config_enable_quic(quic_config));
struct s2n_connection *conn = s2n_connection_new(S2N_CLIENT);
EXPECT_NOT_NULL(conn);
EXPECT_FALSE(s2n_connection_is_quic_enabled(conn));
EXPECT_SUCCESS(s2n_connection_set_config(conn, non_quic_config));
EXPECT_FALSE(s2n_connection_is_quic_enabled(conn));
EXPECT_SUCCESS(s2n_connection_set_config(conn, quic_config));
EXPECT_TRUE(s2n_connection_is_quic_enabled(conn));
EXPECT_SUCCESS(s2n_connection_set_config(conn, non_quic_config));
EXPECT_TRUE(s2n_connection_is_quic_enabled(conn));
EXPECT_SUCCESS(s2n_config_free(non_quic_config));
EXPECT_SUCCESS(s2n_config_free(quic_config));
EXPECT_SUCCESS(s2n_connection_free(conn));
};
/* Test s2n_connection_set_quic_transport_parameters */
{
/* Safety checks */
{
struct s2n_connection conn = { 0 };
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_set_quic_transport_parameters(NULL, TEST_DATA, sizeof(TEST_DATA)),
S2N_ERR_NULL);
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_set_quic_transport_parameters(&conn, NULL, sizeof(TEST_DATA)),
S2N_ERR_NULL);
EXPECT_SUCCESS(s2n_connection_set_quic_transport_parameters(&conn, TEST_DATA, 0));
EXPECT_EQUAL(conn.our_quic_transport_parameters.size, 0);
};
/* Set transport data */
{
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_CLIENT));
s2n_connection_set_quic_transport_parameters(conn, TEST_DATA, sizeof(TEST_DATA));
EXPECT_BYTEARRAY_EQUAL(conn->our_quic_transport_parameters.data, TEST_DATA, sizeof(TEST_DATA));
/* Set again */
const uint8_t other_data[] = "other parameters";
s2n_connection_set_quic_transport_parameters(conn, other_data, sizeof(other_data));
EXPECT_BYTEARRAY_EQUAL(conn->our_quic_transport_parameters.data, other_data, sizeof(other_data));
EXPECT_SUCCESS(s2n_connection_free(conn));
};
};
/* Test s2n_connection_get_quic_transport_parameters */
{
/* Safety checks */
{
struct s2n_connection conn = { 0 };
const uint8_t *data_buffer = NULL;
uint16_t data_buffer_len = 0;
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_get_quic_transport_parameters(NULL, &data_buffer, &data_buffer_len),
S2N_ERR_NULL);
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_get_quic_transport_parameters(&conn, NULL, &data_buffer_len),
S2N_ERR_NULL);
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_get_quic_transport_parameters(&conn, &data_buffer, NULL),
S2N_ERR_NULL);
};
/* Get empty transport parameters */
{
const uint8_t *data_buffer = TEST_DATA;
uint16_t data_buffer_len = sizeof(TEST_DATA);
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_CLIENT));
EXPECT_SUCCESS(s2n_connection_get_quic_transport_parameters(conn, &data_buffer, &data_buffer_len));
EXPECT_EQUAL(data_buffer, NULL);
EXPECT_EQUAL(data_buffer_len, 0);
EXPECT_SUCCESS(s2n_connection_free(conn));
};
/* Get transport parameters */
{
const uint8_t *data_buffer = NULL;
uint16_t data_buffer_len = 0;
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_CLIENT));
EXPECT_SUCCESS(s2n_alloc(&conn->peer_quic_transport_parameters, sizeof(TEST_DATA)));
EXPECT_MEMCPY_SUCCESS(conn->peer_quic_transport_parameters.data, TEST_DATA, sizeof(TEST_DATA));
EXPECT_SUCCESS(s2n_connection_get_quic_transport_parameters(conn, &data_buffer, &data_buffer_len));
EXPECT_EQUAL(data_buffer, conn->peer_quic_transport_parameters.data);
EXPECT_EQUAL(data_buffer_len, conn->peer_quic_transport_parameters.size);
EXPECT_SUCCESS(s2n_connection_free(conn));
};
};
/* Test s2n_connection_set_secret_callback */
{
uint8_t test_context;
/* Safety checks */
{
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_CLIENT));
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_set_secret_callback(NULL, s2n_test_noop_secret_handler, &test_context), S2N_ERR_NULL);
EXPECT_FAILURE_WITH_ERRNO(s2n_connection_set_secret_callback(conn, NULL, &test_context), S2N_ERR_NULL);
EXPECT_EQUAL(conn->secret_cb, NULL);
EXPECT_EQUAL(conn->secret_cb_context, NULL);
EXPECT_SUCCESS(s2n_connection_free(conn));
};
/* Succeeds with NULL context */
{
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_CLIENT));
EXPECT_EQUAL(conn->secret_cb, NULL);
EXPECT_EQUAL(conn->secret_cb_context, NULL);
EXPECT_SUCCESS(s2n_connection_set_secret_callback(conn, s2n_test_noop_secret_handler, NULL));
EXPECT_EQUAL(conn->secret_cb, s2n_test_noop_secret_handler);
EXPECT_NULL(conn->secret_cb_context);
EXPECT_SUCCESS(s2n_connection_free(conn));
};
/* Succeeds with context */
{
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_CLIENT));
EXPECT_EQUAL(conn->secret_cb, NULL);
EXPECT_EQUAL(conn->secret_cb_context, NULL);
EXPECT_SUCCESS(s2n_connection_set_secret_callback(conn, s2n_test_noop_secret_handler, &test_context));
EXPECT_EQUAL(conn->secret_cb, s2n_test_noop_secret_handler);
EXPECT_EQUAL(conn->secret_cb_context, &test_context);
EXPECT_SUCCESS(s2n_connection_free(conn));
};
};
/* Test: no API that sends/receives application data is allowed when QUIC is enabled */
{
struct s2n_config *config;
EXPECT_NOT_NULL(config = s2n_config_new());
EXPECT_SUCCESS(s2n_config_enable_quic(config));
struct s2n_connection *conn;
EXPECT_NOT_NULL(conn = s2n_connection_new(S2N_SERVER));
EXPECT_SUCCESS(s2n_connection_set_config(conn, config));
uint8_t buffer[10] = { 0 };
struct iovec iovec_buffer = { .iov_base = buffer, .iov_len = sizeof(buffer) };
s2n_blocked_status blocked_status;
EXPECT_FAILURE_WITH_ERRNO(s2n_recv(conn, buffer, sizeof(buffer), &blocked_status), S2N_ERR_UNSUPPORTED_WITH_QUIC);
EXPECT_FAILURE_WITH_ERRNO(s2n_send(conn, buffer, sizeof(buffer), &blocked_status), S2N_ERR_UNSUPPORTED_WITH_QUIC);
EXPECT_FAILURE_WITH_ERRNO(s2n_sendv(conn, &iovec_buffer, 1, &blocked_status), S2N_ERR_UNSUPPORTED_WITH_QUIC);
EXPECT_FAILURE_WITH_ERRNO(s2n_sendv_with_offset(conn, &iovec_buffer, 1, 0, &blocked_status), S2N_ERR_UNSUPPORTED_WITH_QUIC);
EXPECT_SUCCESS(s2n_connection_free(conn));
EXPECT_SUCCESS(s2n_config_free(config));
};
END_TEST();
}
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