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
);
22 enum dev_change_type
{
29 struct list_head list
;
32 const struct config_param_list
*config_params
;
34 struct device
*(*create
)(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)
50 * link layer device. typically represents a linux network device.
51 * can be used to support VLANs as well
54 const struct device_type
*type
;
57 struct list_head users
;
59 char ifname
[IFNAMSIZ
+ 1];
62 struct blob_attr
*config
;
70 /* set interface up or down */
71 device_state_cb set_state
;
73 const struct device_hotplug_ops
*hotplug_ops
;
79 unsigned int txqueuelen
;
83 /* events broadcasted to all users of a device */
98 * device dependency with callbacks
101 struct list_head list
;
105 void (*cb
)(struct device_user
*, enum device_event
);
108 struct device_hotplug_ops
{
109 int (*add
)(struct device
*main
, struct device
*member
);
110 int (*del
)(struct device
*main
, struct device
*member
);
113 extern const struct config_param_list device_attr_list
;
114 extern const struct device_type simple_device_type
;
115 extern const struct device_type bridge_device_type
;
117 struct device
*device_create(const char *name
, const struct device_type
*type
,
118 struct blob_attr
*config
);
119 void device_init_settings(struct device
*dev
, struct blob_attr
**tb
);
120 void device_init_pending(void);
122 void device_reset_config(void);
123 void device_reset_old(void);
125 void device_init_virtual(struct device
*dev
, const struct device_type
*type
, const char *name
);
126 int device_init(struct device
*iface
, const struct device_type
*type
, const char *ifname
);
127 void device_cleanup(struct device
*iface
);
128 struct device
*device_get(const char *name
, bool create
);
129 void device_add_user(struct device_user
*dep
, struct device
*iface
);
130 void device_remove_user(struct device_user
*dep
);
132 void device_set_present(struct device
*dev
, bool state
);
133 int device_claim(struct device_user
*dep
);
134 void device_release(struct device_user
*dep
);
135 int device_check_state(struct device
*dev
);
136 void device_dump_status(struct blob_buf
*b
, struct device
*dev
);
139 device_free(struct device
*dev
)
141 dev
->type
->free(dev
);
144 void device_free_unused(struct device
*dev
);
146 struct device
*get_vlan_device_chain(const char *ifname
, bool create
);