4 #include <libubox/avl.h>
5 #include <netinet/in.h>
9 struct device_hotplug_ops;
11 typedef int (*device_state_cb)(struct device *, bool up);
22 enum dev_change_type {
29 struct list_head list;
32 const struct config_param_list *config_params;
34 struct device *(*create)(const char *name, struct blob_attr *attr);
35 void (*config_init)(struct device *);
36 enum dev_change_type (*reload)(struct device *, struct blob_attr *);
37 void (*dump_info)(struct device *, struct blob_buf *buf);
38 void (*dump_stats)(struct device *, struct blob_buf *buf);
39 int (*check_state)(struct device *);
40 void (*free)(struct device *);
44 DEV_OPT_MTU = (1 << 0),
45 DEV_OPT_MACADDR = (1 << 1),
46 DEV_OPT_TXQUEUELEN = (1 << 2)
49 /* events broadcasted to all users of a device */
64 * device dependency with callbacks
67 struct list_head list;
73 void (*cb)(struct device_user *, enum device_event);
77 * link layer device. typically represents a linux network device.
78 * can be used to support VLANs as well
81 const struct device_type *type;
84 struct list_head users;
86 char ifname[IFNAMSIZ + 1];
89 struct blob_attr *config;
98 /* set interface up or down */
99 device_state_cb set_state;
101 const struct device_hotplug_ops *hotplug_ops;
103 struct device_user parent;
109 unsigned int txqueuelen;
113 struct device_hotplug_ops {
114 int (*add)(struct device *main, struct device *member);
115 int (*del)(struct device *main, struct device *member);
118 extern const struct config_param_list device_attr_list;
119 extern const struct device_type simple_device_type;
120 extern const struct device_type bridge_device_type;
122 void device_lock(void);
123 void device_unlock(void);
125 struct device *device_create(const char *name, const struct device_type *type,
126 struct blob_attr *config);
127 void device_init_settings(struct device *dev, struct blob_attr **tb);
128 void device_init_pending(void);
131 device_set_config(struct device *dev, const struct device_type *type,
132 struct blob_attr *attr);
134 void device_reset_config(void);
135 void device_reset_old(void);
137 void device_init_virtual(struct device *dev, const struct device_type *type, const char *name);
138 int device_init(struct device *iface, const struct device_type *type, const char *ifname);
139 void device_cleanup(struct device *iface);
140 struct device *device_get(const char *name, int create);
141 void device_add_user(struct device_user *dep, struct device *iface);
142 void device_remove_user(struct device_user *dep);
144 void device_set_present(struct device *dev, bool state);
145 int device_claim(struct device_user *dep);
146 void device_release(struct device_user *dep);
147 int device_check_state(struct device *dev);
148 void device_dump_status(struct blob_buf *b, struct device *dev);
151 device_free(struct device *dev)
153 dev->type->free(dev);
156 void device_free_unused(struct device *dev);
158 struct device *get_vlan_device_chain(const char *ifname, bool create);
159 void alias_notify_device(const char *name, struct device *dev);