rework device hotplug handling some more, add device_lock/device_unlock to prevent...

[project/netifd.git] / interface.h

diff --git a/interface.h b/interface.h
index 9a9b211..8a00900 100644 (file)
--- a/interface.h
+++ b/interface.h
@@ -8,8 +8,8 @@ struct interface;
 struct interface_proto_state;
 
 enum interface_event {
-       IFEV_UP,
        IFEV_DOWN,
+       IFEV_UP,
 };
 
 enum interface_state {
@@ -33,11 +33,19 @@ struct interface_error {
        const char *data[];
 };
 
+struct interface_user {
+       struct list_head list;
+       struct interface *iface;
+       void (*cb)(struct interface_user *dep, enum interface_event ev);
+};
+
 /*
  * interface configuration
  */
 struct interface {
        struct vlist_node node;
+       struct list_head hotplug_list;
+       enum interface_event hotplug_ev;
 
        char name[IFNAMSIZ];
        const char *ifname;
@@ -46,9 +54,12 @@ struct interface {
        bool autostart;
        bool config_autostart;
 
+       time_t start_time;
        enum interface_state state;
        enum interface_config_state config_state;
 
+       struct list_head users;
+
        /* main interface that the interface is bound to */
        struct device_user main_dev;
 
@@ -64,6 +75,9 @@ struct interface {
        struct vlist_tree proto_addr;
        struct vlist_tree proto_route;
 
+       struct list_head proto_dns_servers;
+       struct list_head proto_dns_search;
+
        /* errors/warnings while trying to bring up the interface */
        struct list_head errors;
 
@@ -84,6 +98,11 @@ void interface_set_proto_state(struct interface *iface, struct interface_proto_s
 void interface_set_available(struct interface *iface, bool new_state);
 int interface_set_up(struct interface *iface);
 int interface_set_down(struct interface *iface);
+void __interface_set_down(struct interface *iface, bool force);
+
+
+void interface_add_user(struct interface_user *dep, struct interface *iface);
+void interface_remove_user(struct interface_user *dep);
 
 int interface_add_link(struct interface *iface, struct device *llif);
 void interface_remove_link(struct interface *iface, struct device *llif);
@@ -91,6 +110,9 @@ void interface_remove_link(struct interface *iface, struct device *llif);
 void interface_add_error(struct interface *iface, const char *subsystem,
                         const char *code, const char **data, int n_data);
 
+void interface_queue_event(struct interface *iface, enum interface_event ev);
+void interface_dequeue_event(struct interface *iface);
+
 void interface_start_pending(void);
 
 #endif