1 files changed, 26 insertions, 0 deletions
diff --git a/nest/iface.h b/nest/iface.h
index 2d0d7573..7b85ece0 100644
--- a/nest/iface.h
+++ b/nest/iface.h
@@ -9,4 +9,30 @@
 #ifndef _BIRD_IFACE_H_
 #define _BIRD_IFACE_H_
 
+#include <lib/lists.h>
+
+struct iface {
+  node n;
+  char *name;
+  unsigned flags;
+  struct ifa *ifa;			/* First address is primary */
+};
+
+#define IF_UP 1
+#define IF_MULTIACCESS 2
+#define IF_UNNUMBERED 4
+#define IF_BROADCAST 8
+#define IF_MULTICAST 16
+#define IF_TUNNEL 32
+
+/* Interface address */
+
+struct ifa {
+  struct ifa *next;
+  ip_addr ip;				/* IP address of this host */
+  ip_addr prefix;			/* Network prefix */
+  unsigned pxlen;			/* Prefix length */
+  ip_addr brd;				/* Broadcast address */
+};
+
 #endif