.filter = filter
};
_cleanup_close_ int s = -1;
- int r, one = 1;
+ int r, on = 1;
assert(index > 0);
assert(link);
if (s < 0)
return -errno;
- r = setsockopt (s, SOL_PACKET, PACKET_AUXDATA, &one, sizeof(one));
+ r = setsockopt (s, SOL_PACKET, PACKET_AUXDATA, &on, sizeof(on));
if (r < 0)
return -errno;
if (r < 0)
return -errno;
+ if (address == INADDR_ANY) {
+ int on = 1;
+
+ r = setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
+ if (r < 0)
+ return -errno;
+
+ r = setsockopt(s, IPPROTO_IP, IP_PKTINFO, &on, sizeof(on));
+ if (r < 0)
+ return -errno;
+ }
+
r = bind(s, &src.sa, sizeof(src.in));
if (r < 0)
return -errno;