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
);
23 enum dev_change_type
{
31 struct list_head list
;
34 const struct config_param_list
*config_params
;
36 struct device
*(*create
)(const char *name
, struct blob_attr
*attr
);
37 void (*config_init
)(struct device
*);
38 enum dev_change_type (*reload
)(struct device
*, struct blob_attr
*);
39 void (*dump_info
)(struct device
*, struct blob_buf
*buf
);
40 void (*dump_stats
)(struct device
*, struct blob_buf
*buf
);
41 int (*check_state
)(struct device
*);
42 void (*free
)(struct device
*);
46 DEV_OPT_MTU
= (1 << 0),
47 DEV_OPT_MACADDR
= (1 << 1),
48 DEV_OPT_TXQUEUELEN
= (1 << 2)
51 /* events broadcasted to all users of a device */
66 * device dependency with callbacks
69 struct list_head list
;
75 void (*cb
)(struct device_user
*, enum device_event
);
78 struct device_settings
{
81 unsigned int txqueuelen
;
86 * link layer device. typically represents a linux network device.
87 * can be used to support VLANs as well
90 const struct device_type
*type
;
93 struct list_head users
;
95 char ifname
[IFNAMSIZ
+ 1];
98 struct blob_attr
*config
;
109 /* set interface up or down */
110 device_state_cb set_state
;
112 const struct device_hotplug_ops
*hotplug_ops
;
114 struct device_user parent
;
116 struct device_settings orig_settings
;
117 struct device_settings settings
;
120 struct device_hotplug_ops
{
121 int (*prepare
)(struct device
*dev
);
122 int (*add
)(struct device
*main
, struct device
*member
);
123 int (*del
)(struct device
*main
, struct device
*member
);
126 extern const struct config_param_list device_attr_list
;
127 extern const struct device_type simple_device_type
;
128 extern const struct device_type bridge_device_type
;
129 extern const struct device_type tunnel_device_type
;
131 void device_lock(void);
132 void device_unlock(void);
134 struct device
*device_create(const char *name
, const struct device_type
*type
,
135 struct blob_attr
*config
);
136 void device_init_settings(struct device
*dev
, struct blob_attr
**tb
);
137 void device_init_pending(void);
140 device_set_config(struct device
*dev
, const struct device_type
*type
,
141 struct blob_attr
*attr
);
143 void device_reset_config(void);
144 void device_reset_old(void);
146 void device_init_virtual(struct device
*dev
, const struct device_type
*type
, const char *name
);
147 int device_init(struct device
*iface
, const struct device_type
*type
, const char *ifname
);
148 void device_cleanup(struct device
*iface
);
149 struct device
*device_get(const char *name
, int create
);
150 void device_add_user(struct device_user
*dep
, struct device
*iface
);
151 void device_remove_user(struct device_user
*dep
);
153 void device_set_present(struct device
*dev
, bool state
);
154 void device_set_disabled(struct device
*dev
, bool value
);
155 int device_claim(struct device_user
*dep
);
156 void device_release(struct device_user
*dep
);
157 int device_check_state(struct device
*dev
);
158 void device_dump_status(struct blob_buf
*b
, struct device
*dev
);
160 void device_free(struct device
*dev
);
161 void device_free_unused(struct device
*dev
);
163 struct device
*get_vlan_device_chain(const char *ifname
, bool create
);
164 void alias_notify_device(const char *name
, struct device
*dev
);