Filter: Add support for src filter op to access SADR source prefix

The patch allows to use 'net.src' to access SADR source prefix
from filters.

Thanks to Toke Hoiland-Jorgensen for the original patch for srclen.

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/net.h b/lib/net.h
index ad4000fd..0cd5f735 100644
--- a/lib/net.h
+++ b/lib/net.h
@@ -268,6 +268,8 @@ static inline int net_is_roa(const net_addr *a)
 static inline int net_is_flow(const net_addr *a)
 { return (a->type == NET_FLOW4) || (a->type == NET_FLOW6); }
 
+static inline int net_is_sadr(const net_addr *a)
+{ return (a->type == NET_IP6_SADR); }
 
 static inline ip4_addr net4_prefix(const net_addr *a)
 { return ((net_addr_ip4 *) a)->prefix; }