4 #include <libubox/avl.h>
5 #include <netinet/in.h>
8 struct device_hotplug_ops;
10 typedef int (*device_state_cb)(struct device *, bool up);
23 struct list_head list;
26 const struct config_param_list *config_params;
28 struct device *(*create)(struct blob_attr *attr);
29 void (*dump_status)(struct device *, struct blob_buf *buf);
30 int (*check_state)(struct device *);
31 void (*free)(struct device *);
35 DEV_OPT_MTU = (1 << 0),
36 DEV_OPT_MACADDR = (1 << 1),
37 DEV_OPT_TXQUEUELEN = (1 << 2)
41 * link layer device. typically represents a linux network device.
42 * can be used to support VLANs as well
45 const struct device_type *type;
48 struct list_head users;
50 char ifname[IFNAMSIZ + 1];
56 /* set interface up or down */
57 device_state_cb set_state;
59 const struct device_hotplug_ops *hotplug_ops;
65 unsigned int txqueuelen;
71 /* events broadcasted to all users of a device */
86 * device dependency with callbacks
89 struct list_head list;
93 void (*cb)(struct device_user *, enum device_event);
96 struct device_hotplug_ops {
97 int (*add)(struct device *main, struct device *member);
98 int (*del)(struct device *main, struct device *member);
101 extern const struct config_param_list device_attr_list;
102 extern const struct device_type simple_device_type;
103 extern const struct device_type bridge_device_type;
105 void device_init_settings(struct device *dev, struct blob_attr **tb);
107 void device_init_virtual(struct device *dev, const struct device_type *type, const char *name);
108 int device_init(struct device *iface, const struct device_type *type, const char *ifname);
109 void device_cleanup(struct device *iface);
110 struct device *device_get(const char *name, bool create);
111 void device_add_user(struct device_user *dep, struct device *iface);
112 void device_remove_user(struct device_user *dep);
114 void device_set_present(struct device *dev, bool state);
115 int device_claim(struct device_user *dep);
116 void device_release(struct device_user *dep);
117 int check_device_state(struct device *dev);
120 device_free(struct device *dev)
122 dev->type->free(dev);
125 void device_free_unused(struct device *dev);
127 struct device *get_vlan_device_chain(const char *ifname, bool create);