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-rw-r--r--src/plugins/nat/nat.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/plugins/nat/nat.h b/src/plugins/nat/nat.h
index e53e924ff03..d4ad72520da 100644
--- a/src/plugins/nat/nat.h
+++ b/src/plugins/nat/nat.h
@@ -129,6 +129,9 @@ typedef enum {
#define SNAT_SESSION_FLAG_UNKNOWN_PROTO 2
#define SNAT_SESSION_FLAG_LOAD_BALANCING 4
+#define NAT_INTERFACE_FLAG_IS_INSIDE 1
+#define NAT_INTERFACE_FLAG_IS_OUTSIDE 2
+
typedef CLIB_PACKED(struct {
snat_session_key_t out2in; /* 0-15 */
@@ -217,7 +220,7 @@ typedef struct {
typedef struct {
u32 sw_if_index;
- u8 is_inside;
+ u8 flags;
} snat_interface_t;
typedef struct {
@@ -414,6 +417,9 @@ typedef struct {
*/
#define snat_is_unk_proto_session(s) s->flags & SNAT_SESSION_FLAG_UNKNOWN_PROTO
+#define nat_interface_is_inside(i) i->flags & NAT_INTERFACE_FLAG_IS_INSIDE
+#define nat_interface_is_outside(i) i->flags & NAT_INTERFACE_FLAG_IS_OUTSIDE
+
/*
* Why is this here? Because we don't need to touch this layer to
* simply reply to an icmp. We need to change id to a unique