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
);
21 enum dev_change_type
{
28 struct list_head list
;
31 const struct config_param_list
*config_params
;
33 struct device
*(*create
)(const char *name
, struct blob_attr
*attr
);
34 void (*config_init
)(struct device
*);
35 enum dev_change_type (*reload
)(struct device
*, struct blob_attr
*);
36 void (*dump_info
)(struct device
*, struct blob_buf
*buf
);
37 void (*dump_stats
)(struct device
*, struct blob_buf
*buf
);
38 int (*check_state
)(struct device
*);
39 void (*free
)(struct device
*);
43 DEV_OPT_MTU
= (1 << 0),
44 DEV_OPT_MACADDR
= (1 << 1),
45 DEV_OPT_TXQUEUELEN
= (1 << 2)
49 * link layer device. typically represents a linux network device.
50 * can be used to support VLANs as well
53 const struct device_type
*type
;
56 struct list_head users
;
58 char ifname
[IFNAMSIZ
+ 1];
61 struct blob_attr
*config
;
69 /* set interface up or down */
70 device_state_cb set_state
;
72 const struct device_hotplug_ops
*hotplug_ops
;
78 unsigned int txqueuelen
;
82 /* events broadcasted to all users of a device */
97 * device dependency with callbacks
100 struct list_head list
;
104 void (*cb
)(struct device_user
*, enum device_event
);
107 struct device_hotplug_ops
{
108 int (*add
)(struct device
*main
, struct device
*member
);
109 int (*del
)(struct device
*main
, struct device
*member
);
112 extern const struct config_param_list device_attr_list
;
113 extern const struct device_type simple_device_type
;
114 extern const struct device_type bridge_device_type
;
116 struct device
*device_create(const char *name
, const struct device_type
*type
,
117 struct blob_attr
*config
);
118 void device_init_settings(struct device
*dev
, struct blob_attr
**tb
);
119 void device_init_pending(void);
122 device_set_config(struct device
*dev
, const struct device_type
*type
,
123 struct blob_attr
*attr
);
125 void device_reset_config(void);
126 void device_reset_old(void);
128 void device_init_virtual(struct device
*dev
, const struct device_type
*type
, const char *name
);
129 int device_init(struct device
*iface
, const struct device_type
*type
, const char *ifname
);
130 void device_cleanup(struct device
*iface
);
131 struct device
*device_get(const char *name
, bool create
);
132 void device_add_user(struct device_user
*dep
, struct device
*iface
);
133 void device_remove_user(struct device_user
*dep
);
135 void device_set_present(struct device
*dev
, bool state
);
136 int device_claim(struct device_user
*dep
);
137 void device_release(struct device_user
*dep
);
138 int device_check_state(struct device
*dev
);
139 void device_dump_status(struct blob_buf
*b
, struct device
*dev
);
142 device_free(struct device
*dev
)
144 dev
->type
->free(dev
);
147 void device_free_unused(struct device
*dev
);
149 struct device
*get_vlan_device_chain(const char *ifname
, bool create
);
150 void alias_notify_device(const char *name
, struct device
*dev
);