src: add dup statement support

This allows you to clone packets to destination address, eg.

... dup to 172.20.0.2
... dup to 172.20.0.2 device eth1
... dup to ip saddr map { 192.168.0.2 : 172.20.0.2, ... } device eth1

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

1 files changed, 1 insertions, 1 deletions

diff --git a/src/meta.c b/src/meta.c
index bfc12580..6f79c401 100644
--- a/src/meta.c
+++ b/src/meta.c
@@ -160,7 +160,7 @@ static struct error_record *ifindex_type_parse(const struct expr *sym,
 	return NULL;
 }
 
-static const struct datatype ifindex_type = {
+const struct datatype ifindex_type = {
 	.type		= TYPE_IFINDEX,
 	.name		= "iface_index",
 	.desc		= "network interface index",