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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 "s2n_test.h"
#include "testlib/s2n_testlib.h"
#include "tls/s2n_record.h"
#include "tls/s2n_tls.h"
#include "utils/s2n_safety.h"
int main(int argc, char *argv[])
{
BEGIN_TEST();
/* Test: Records sent before the ServerHello include a sane protocol version */
{
const uint8_t expected_version = S2N_TLS10;
/* Test: ClientHellos include a sane protocol version */
{
DEFER_CLEANUP(struct s2n_connection *client_conn = s2n_connection_new(S2N_CLIENT),
s2n_connection_ptr_free);
EXPECT_NOT_NULL(client_conn);
DEFER_CLEANUP(struct s2n_stuffer out = { 0 }, s2n_stuffer_free);
EXPECT_SUCCESS(s2n_stuffer_growable_alloc(&out, 0));
EXPECT_SUCCESS(s2n_connection_set_send_io_stuffer(&out, client_conn));
s2n_blocked_status blocked = S2N_NOT_BLOCKED;
EXPECT_OK(s2n_negotiate_until_message(client_conn, &blocked, SERVER_HELLO));
uint8_t content_type = 0;
EXPECT_SUCCESS(s2n_stuffer_read_uint8(&out, &content_type));
EXPECT_EQUAL(content_type, TLS_HANDSHAKE);
uint8_t version_high = 0;
EXPECT_SUCCESS(s2n_stuffer_read_uint8(&out, &version_high));
EXPECT_EQUAL(version_high, expected_version / 10);
uint8_t version_low = 0;
EXPECT_SUCCESS(s2n_stuffer_read_uint8(&out, &version_low));
EXPECT_EQUAL(version_low, expected_version % 10);
}
/* Test: Alerts include a sane protocol version */
{
DEFER_CLEANUP(struct s2n_connection *server_conn = s2n_connection_new(S2N_SERVER),
s2n_connection_ptr_free);
EXPECT_NOT_NULL(server_conn);
DEFER_CLEANUP(struct s2n_stuffer out = { 0 }, s2n_stuffer_free);
EXPECT_SUCCESS(s2n_stuffer_growable_alloc(&out, 0));
EXPECT_SUCCESS(s2n_connection_set_send_io_stuffer(&out, server_conn));
s2n_blocked_status blocked = S2N_NOT_BLOCKED;
EXPECT_SUCCESS(s2n_shutdown_send(server_conn, &blocked));
uint8_t content_type = 0;
EXPECT_SUCCESS(s2n_stuffer_read_uint8(&out, &content_type));
EXPECT_EQUAL(content_type, TLS_ALERT);
uint8_t version_high = 0;
EXPECT_SUCCESS(s2n_stuffer_read_uint8(&out, &version_high));
EXPECT_EQUAL(version_high, expected_version / 10);
uint8_t version_low = 0;
EXPECT_SUCCESS(s2n_stuffer_read_uint8(&out, &version_low));
EXPECT_EQUAL(version_low, expected_version % 10);
}
}
END_TEST();
}
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