Implemented scanning of network interfaces. Mostly very ugly code due to

terrible kernel interface (SIOGIFCONF and friends).

1 files changed, 21 insertions, 1 deletions

diff --git a/nest/iface.h b/nest/iface.h
index 454c050..4df9873 100644
--- a/nest/iface.h
+++ b/nest/iface.h
@@ -11,9 +11,11 @@
 
 #include "lib/lists.h"
 
+extern list iface_list;
+
 struct iface {
   node n;
-  char *name;
+  char name[16];
   unsigned flags;
   unsigned mtu;
   struct ifa *ifa;			/* First address is primary */
@@ -26,6 +28,10 @@ struct iface {
 #define IF_BROADCAST 8
 #define IF_MULTICAST 16
 #define IF_TUNNEL 32
+#define IF_ADMIN_DOWN 64
+#define IF_LOOPBACK 128
+#define IF_IGNORE 256
+#define IF_UPDATED 0x1000		/* Touched in last scan */
 
 /* Interface address */
 
@@ -39,4 +45,18 @@ struct ifa {
   struct neighbor *neigh;		/* List of neighbors on this interface */
 };
 
+/* Interface change events */
+
+#define IF_CHANGE_UP 1
+#define IF_CHANGE_DOWN 2
+#define IF_CHANGE_FLAGS 4
+#define IF_CHANGE_MTU 8
+#define IF_CHANGE_ADDR 16
+
+void if_init(void);
+void if_dump(struct iface *);
+void if_dump_all(void);
+void if_update(struct iface *);
+void if_end_update(void);
+
 #endif