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Skip test sys.netinet.broadcast.INADDR_BROADCAST when disconnected. #1640

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Skip test sys.netinet.broadcast.INADDR_BROADCAST when disconnected. #1640

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20 changes: 20 additions & 0 deletions tests/sys/netinet/broadcast.c
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Original file line number Diff line number Diff line change
Expand Up @@ -93,13 +93,33 @@
ATF_TC_WITHOUT_HEAD(INADDR_BROADCAST);
ATF_TC_BODY(INADDR_BROADCAST, tc)
{
struct ifaddrs *ifa0, *ifa;
bool skip = true;

struct sockaddr_in sin = {
.sin_family = AF_INET,
.sin_len = sizeof(struct sockaddr_in),
};
socklen_t slen = sizeof(sin);
int l, s;

ATF_REQUIRE(getifaddrs(&ifa0) == 0);
for (ifa = ifa0; ifa != NULL; ifa = ifa->ifa_next) {
if (!(ifa->ifa_flags & IFF_UP))
continue;
if (ifa->ifa_addr == NULL || ifa->ifa_addr->sa_family != AF_INET)

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continue;
if (!(ifa->ifa_flags & IFF_BROADCAST))
continue;
skip = false;
printf("Found broadcast on interface: %s\n", ifa->ifa_name);
break;
}
freeifaddrs(ifa0);

if (skip)
atf_tc_skip("No interface with IFF_BROADCAST found");

l = bcastsock();
ATF_REQUIRE(bind(l, (struct sockaddr *)&sin, sizeof(sin)) == 0);
ATF_REQUIRE(getsockname(l, (struct sockaddr *)&sin, &slen) == 0);
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