static int dns_stream_identify(DnsStream *s) {
union {
struct cmsghdr header; /* For alignment */
- uint8_t buffer[CMSG_SPACE(MAX(sizeof(struct in_pktinfo), sizeof(struct in6_pktinfo)))
+ uint8_t buffer[CMSG_SPACE(MAXSIZE(struct in_pktinfo, struct in6_pktinfo))
+ EXTRA_CMSG_SPACE /* kernel appears to require extra space */];
} control;
struct msghdr mh = {};
* device if the connection came from the local host since it
* avoids the routing table in such a case. Let's unset the
* interface index in such a case. */
- if (s->ifindex > 0 && manager_ifindex_is_loopback(s->manager, s->ifindex) != 0)
+ if (s->ifindex == LOOPBACK_IFINDEX)
s->ifindex = 0;
/* If we don't know the interface index still, we look for the