move ip related functions and data structures to a separate header file

1 files changed, 48 insertions, 0 deletions

diff --git a/interface-ip.h b/interface-ip.h
new file mode 100644
index 0000000..2f5cf85
--- /dev/null
+++ b/interface-ip.h
@@ -0,0 +1,48 @@
+#ifndef __INTERFACE_IP_H
+#define __INTERFACE_IP_H
+
+enum device_addr_flags {
+	/* address family for routes and addresses */
+	DEVADDR_INET4	= (0 << 0),
+	DEVADDR_INET6	= (1 << 0),
+	DEVADDR_FAMILY	= DEVADDR_INET4 | DEVADDR_INET6,
+
+	/* device route (no gateway) */
+	DEVADDR_DEVICE	= (1 << 1),
+};
+
+union if_addr {
+	struct in_addr in;
+	struct in6_addr in6;
+};
+
+struct device_addr {
+	struct list_head list;
+	void *ctx;
+
+	enum device_addr_flags flags;
+
+	unsigned int mask;
+	union if_addr addr;
+};
+
+struct device_route {
+	struct list_head list;
+	void *ctx;
+
+	enum device_addr_flags flags;
+
+	unsigned int mask;
+	union if_addr addr;
+	union if_addr nexthop;
+};
+
+int interface_add_address(struct interface *iface, struct device_addr *addr);
+void interface_del_address(struct interface *iface, struct device_addr *addr);
+void interface_del_ctx_addr(struct interface *iface, void *ctx);
+
+int interface_add_route(struct interface *iface, struct device_route *route);
+void interface_del_route(struct interface *iface, struct device_route *route);
+void interface_del_all_routes(struct interface *iface);
+
+#endif