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
{
30 struct list_head list
;
33 const struct config_param_list
*config_params
;
35 struct device
*(*create
)(const char *name
, struct blob_attr
*attr
);
36 void (*config_init
)(struct device
*);
37 enum dev_change_type (*reload
)(struct device
*, struct blob_attr
*);
38 void (*dump_info
)(struct device
*, struct blob_buf
*buf
);
39 void (*dump_stats
)(struct device
*, struct blob_buf
*buf
);
40 int (*check_state
)(struct device
*);
41 void (*free
)(struct device
*);
45 DEV_OPT_MTU
= (1 << 0),
46 DEV_OPT_MACADDR
= (1 << 1),
47 DEV_OPT_TXQUEUELEN
= (1 << 2)
50 /* events broadcasted to all users of a device */
65 * device dependency with callbacks
68 struct list_head list
;
74 void (*cb
)(struct device_user
*, enum device_event
);
77 struct device_settings
{
80 unsigned int txqueuelen
;
85 * link layer device. typically represents a linux network device.
86 * can be used to support VLANs as well
89 const struct device_type
*type
;
92 struct list_head users
;
94 char ifname
[IFNAMSIZ
+ 1];
97 struct blob_attr
*config
;
108 /* set interface up or down */
109 device_state_cb set_state
;
111 const struct device_hotplug_ops
*hotplug_ops
;
113 struct device_user parent
;
115 struct device_settings orig_settings
;
116 struct device_settings settings
;
119 struct device_hotplug_ops
{
120 int (*prepare
)(struct device
*dev
);
121 int (*add
)(struct device
*main
, struct device
*member
);
122 int (*del
)(struct device
*main
, struct device
*member
);
125 extern const struct config_param_list device_attr_list
;
126 extern const struct device_type simple_device_type
;
127 extern const struct device_type bridge_device_type
;
129 void device_lock(void);
130 void device_unlock(void);
132 struct device
*device_create(const char *name
, const struct device_type
*type
,
133 struct blob_attr
*config
);
134 void device_init_settings(struct device
*dev
, struct blob_attr
**tb
);
135 void device_init_pending(void);
138 device_set_config(struct device
*dev
, const struct device_type
*type
,
139 struct blob_attr
*attr
);
141 void device_reset_config(void);
142 void device_reset_old(void);
144 void device_init_virtual(struct device
*dev
, const struct device_type
*type
, const char *name
);
145 int device_init(struct device
*iface
, const struct device_type
*type
, const char *ifname
);
146 void device_cleanup(struct device
*iface
);
147 struct device
*device_get(const char *name
, int create
);
148 void device_add_user(struct device_user
*dep
, struct device
*iface
);
149 void device_remove_user(struct device_user
*dep
);
151 void device_set_present(struct device
*dev
, bool state
);
152 void device_set_disabled(struct device
*dev
, bool value
);
153 int device_claim(struct device_user
*dep
);
154 void device_release(struct device_user
*dep
);
155 int device_check_state(struct device
*dev
);
156 void device_dump_status(struct blob_buf
*b
, struct device
*dev
);
158 void device_free(struct device
*dev
);
159 void device_free_unused(struct device
*dev
);
161 struct device
*get_vlan_device_chain(const char *ifname
, bool create
);
162 void alias_notify_device(const char *name
, struct device
*dev
);