conntrackd: add support state-replication based on TCP

This patch adds support for TCP as protocol to replicate
state-changes between two daemons. Note that this only
makes sense with the notrack mode.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/udp.c b/src/udp.c
index 4b9eb80..ecaa46e 100644
--- a/src/udp.c
+++ b/src/udp.c
@@ -214,6 +214,11 @@ int udp_get_fd(struct udp_sock *m)
 	return m->fd;
 }
 
+int udp_isset(struct udp_sock *m, fd_set *readfds)
+{
+	return FD_ISSET(m->fd, readfds);
+}
+
 int
 udp_snprintf_stats(char *buf, size_t buflen, char *ifname,
 		   struct udp_stats *s, struct udp_stats *r)