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*
* Please obtain a copy of the License at
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*/
/*
* net_siocdifaddr.c
* - verify that SIOCDIFADDR succeeds
*/
#include <stdio.h>
#include <unistd.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <TargetConditionals.h>
#include <darwintest.h>
#include <darwintest_utils.h>
#include "net_test_lib.h"
T_GLOBAL_META(T_META_NAMESPACE("xnu.net"),
T_META_RADAR_COMPONENT_NAME("xnu"),
T_META_RADAR_COMPONENT_VERSION("networking"),
T_META_ASROOT(true));
static char ifname[IF_NAMESIZE];
static void
fake_set_fail_ioctl(bool fail)
{
int error;
int val;
val = fail ? 1 : 0;
#define FAKE_FAIL_IOCTL "net.link.fake.fail_ioctl"
error = sysctlbyname(FAKE_FAIL_IOCTL, NULL, 0,
&val, sizeof(val));
T_ASSERT_EQ(error, 0, FAKE_FAIL_IOCTL " %d", val);
}
static void
test_cleanup(void)
{
if (ifname[0] != '\0') {
(void)ifnet_destroy(ifname, false);
T_LOG("ifnet_destroy %s", ifname);
}
fake_set_fail_ioctl(false);
}
static void
sigint_cleanup(__unused int sig)
{
signal(SIGINT, SIG_DFL);
test_cleanup();
}
static void
test_siocdifaddr(void)
{
struct in_addr addr;
int error;
struct in_addr mask;
addr.s_addr = htonl(IN_LINKLOCALNETNUM + 1);
mask.s_addr = htonl(IN_CLASSB_NET);
signal(SIGINT, sigint_cleanup);
T_ATEND(test_cleanup);
strlcpy(ifname, FETH_NAME, sizeof(ifname));
error = ifnet_create_2(ifname, sizeof(ifname));
if (error != 0) {
ifname[0] = '\0';
T_FAIL("ifnet_create_2 %s", FETH_NAME);
}
fake_set_fail_ioctl(true);
ifnet_add_ip_address(ifname, addr, mask);
ifnet_remove_ip_address(ifname, addr, mask);
}
T_DECL(siocdifaddr,
"Verify SIOCDIFADDR succeeds when interface returns failure",
T_META_ASROOT(true), T_META_TAG_VM_PREFERRED)
{
test_siocdifaddr();
}