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#include <stdarg.h>
#include <stddef.h>
#include <setjmp.h>
#include <cmocka.h>
#include "config.h"
#include "torture.h"
#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
static int setup_echo_srv_tcp_ipv4(void **state)
{
torture_setup_echo_srv_tcp_ipv4(state);
return 0;
}
static int teardown(void **state)
{
torture_teardown_echo_srv(state);
return 0;
}
static void test_connect_broadcast_ipv4(void **state)
{
struct torture_address addr = {
.sa_socklen = sizeof(struct sockaddr_in),
};
int rc;
int s;
(void) state; /* unused */
s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
assert_int_not_equal(s, -1);
addr.sa.in.sin_family = AF_INET;
addr.sa.in.sin_port = htons(torture_server_port());
addr.sa.in.sin_addr.s_addr = INADDR_BROADCAST;
/* We don't allow connect to broadcast addresses */
rc = connect(s, &addr.sa.s, addr.sa_socklen);
assert_int_equal(rc, -1);
close(s);
}
#ifdef HAVE_IPV6
static void test_connect_downgrade_ipv6(void **state)
{
struct torture_address addr = {
.sa_socklen = sizeof(struct sockaddr_in),
};
int rc;
int s;
(void) state; /* unused */
s = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
assert_int_not_equal(s, -1);
addr.sa.in.sin_family = AF_INET;
addr.sa.in.sin_port = htons(torture_server_port());
rc = inet_pton(addr.sa.in.sin_family,
torture_server_address(AF_INET),
&addr.sa.in.sin_addr);
assert_int_equal(rc, 1);
/* Connect should downgrade to IPv4 and allow the connect */
rc = connect(s, &addr.sa.s, addr.sa_socklen);
assert_int_equal(rc, 0);
close(s);
}
#endif
int main(void) {
int rc;
const struct CMUnitTest tcp_connect_tests[] = {
cmocka_unit_test(test_connect_broadcast_ipv4),
#ifdef HAVE_IPV6
cmocka_unit_test(test_connect_downgrade_ipv6),
#endif
};
rc = cmocka_run_group_tests(tcp_connect_tests,
setup_echo_srv_tcp_ipv4,
teardown);
return rc;
}
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