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/*
* OpenVPN -- An application to securely tunnel IP networks
* over a single UDP port, with support for SSL/TLS-based
* session authentication and key exchange,
* packet encryption, packet authentication, and
* packet compression.
*
* Copyright (C) 2016-2018 Fox Crypto B.V. <openvpn@fox-it.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program (see the file COPYING included with this
* distribution); if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#elif defined(_MSC_VER)
#include "config-msvc.h"
#endif
#include "syshead.h"
#include <stdarg.h>
#include <stddef.h>
#include <setjmp.h>
#include <cmocka.h>
#include "packet_id.h"
#include "mock_msg.h"
struct test_packet_id_write_data {
struct {
uint32_t buf_id;
uint32_t buf_time;
} test_buf_data;
struct buffer test_buf;
struct packet_id_send pis;
};
static int
test_packet_id_write_setup(void **state)
{
struct test_packet_id_write_data *data =
calloc(1, sizeof(struct test_packet_id_write_data));
if (!data)
{
return -1;
}
data->test_buf.data = (void *) &data->test_buf_data;
data->test_buf.capacity = sizeof(data->test_buf_data);
*state = data;
return 0;
}
static int
test_packet_id_write_teardown(void **state)
{
free(*state);
return 0;
}
static void
test_packet_id_write_short(void **state)
{
struct test_packet_id_write_data *data = *state;
now = 5010;
assert_true(packet_id_write(&data->pis, &data->test_buf, false, false));
assert_true(data->pis.id == 1);
assert_true(data->test_buf_data.buf_id == htonl(1));
assert_true(data->test_buf_data.buf_time == 0);
}
static void
test_packet_id_write_long(void **state)
{
struct test_packet_id_write_data *data = *state;
now = 5010;
assert_true(packet_id_write(&data->pis, &data->test_buf, true, false));
assert(data->pis.id == 1);
assert(data->pis.time == now);
assert_true(data->test_buf_data.buf_id == htonl(1));
assert_true(data->test_buf_data.buf_time == htonl(now));
}
static void
test_packet_id_write_short_prepend(void **state)
{
struct test_packet_id_write_data *data = *state;
data->test_buf.offset = sizeof(packet_id_type);
now = 5010;
assert_true(packet_id_write(&data->pis, &data->test_buf, false, true));
assert_true(data->pis.id == 1);
assert_true(data->test_buf_data.buf_id == htonl(1));
assert_true(data->test_buf_data.buf_time == 0);
}
static void
test_packet_id_write_long_prepend(void **state)
{
struct test_packet_id_write_data *data = *state;
data->test_buf.offset = sizeof(data->test_buf_data);
now = 5010;
assert_true(packet_id_write(&data->pis, &data->test_buf, true, true));
assert(data->pis.id == 1);
assert(data->pis.time == now);
assert_true(data->test_buf_data.buf_id == htonl(1));
assert_true(data->test_buf_data.buf_time == htonl(now));
}
static void
test_packet_id_write_short_wrap(void **state)
{
struct test_packet_id_write_data *data = *state;
data->pis.id = ~0;
assert_false(packet_id_write(&data->pis, &data->test_buf, false, false));
}
static void
test_packet_id_write_long_wrap(void **state)
{
struct test_packet_id_write_data *data = *state;
data->pis.id = ~0;
data->pis.time = 5006;
/* Write fails if time did not change */
now = 5006;
assert_false(packet_id_write(&data->pis, &data->test_buf, true, false));
/* Write succeeds if time moved forward */
now = 5010;
assert_true(packet_id_write(&data->pis, &data->test_buf, true, false));
assert(data->pis.id == 1);
assert(data->pis.time == now);
assert_true(data->test_buf_data.buf_id == htonl(1));
assert_true(data->test_buf_data.buf_time == htonl(now));
}
int
main(void)
{
const struct CMUnitTest tests[] = {
cmocka_unit_test_setup_teardown(test_packet_id_write_short,
test_packet_id_write_setup,
test_packet_id_write_teardown),
cmocka_unit_test_setup_teardown(test_packet_id_write_long,
test_packet_id_write_setup,
test_packet_id_write_teardown),
cmocka_unit_test_setup_teardown(test_packet_id_write_short_prepend,
test_packet_id_write_setup,
test_packet_id_write_teardown),
cmocka_unit_test_setup_teardown(test_packet_id_write_long_prepend,
test_packet_id_write_setup,
test_packet_id_write_teardown),
cmocka_unit_test_setup_teardown(test_packet_id_write_short_wrap,
test_packet_id_write_setup,
test_packet_id_write_teardown),
cmocka_unit_test_setup_teardown(test_packet_id_write_long_wrap,
test_packet_id_write_setup,
test_packet_id_write_teardown),
};
return cmocka_run_group_tests_name("packet_id tests", tests, NULL, NULL);
}
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