+enum interface_addr_flags {
+ /* address family for routes and addresses */
+ IFADDR_INET4 = (0 << 0),
+ IFADDR_INET6 = (1 << 0),
+ IFADDR_FAMILY = IFADDR_INET4 | IFADDR_INET6,
+
+ /* device route (no gateway) */
+ IFADDR_DEVICE = (1 << 1),
+};
+
+union if_addr {
+ struct in_addr in;
+ struct in6_addr in6;
+};
+
+struct interface_addr {
+ struct list_head list;
+ void *ctx;
+
+ enum interface_addr_flags flags;
+
+ unsigned int mask;
+ union if_addr addr;
+};
+
+struct interface_route {
+ struct list_head list;
+ void *ctx;
+
+ enum interface_addr_flags flags;
+
+ unsigned int mask;
+ union if_addr addr;
+ union if_addr nexthop;
+};
+