#include <netinet/in.h>
struct device;
+struct device_user;
struct device_hotplug_ops;
typedef int (*device_state_cb)(struct device *, bool up);
enum {
DEV_ATTR_TYPE,
- DEV_ATTR_NAME,
DEV_ATTR_IFNAME,
DEV_ATTR_MTU,
DEV_ATTR_MACADDR,
DEV_ATTR_TXQUEUELEN,
+ DEV_ATTR_ENABLED,
__DEV_ATTR_MAX,
};
+enum dev_change_type {
+ DEV_CONFIG_NO_CHANGE,
+ DEV_CONFIG_APPLIED,
+ DEV_CONFIG_RESTART,
+ DEV_CONFIG_RECREATE,
+};
+
struct device_type {
struct list_head list;
const char *name;
const struct config_param_list *config_params;
- struct device *(*create)(struct blob_attr *attr);
- void (*dump_status)(struct device *, struct blob_buf *buf);
+ struct device *(*create)(const char *name, struct blob_attr *attr);
+ void (*config_init)(struct device *);
+ enum dev_change_type (*reload)(struct device *, struct blob_attr *);
+ void (*dump_info)(struct device *, struct blob_buf *buf);
+ void (*dump_stats)(struct device *, struct blob_buf *buf);
int (*check_state)(struct device *);
void (*free)(struct device *);
};
DEV_OPT_TXQUEUELEN = (1 << 2)
};
-/*
- * link layer device. typically represents a linux network device.
- * can be used to support VLANs as well
- */
-struct device {
- const struct device_type *type;
-
- struct avl_node avl;
- struct list_head users;
-
- char ifname[IFNAMSIZ + 1];
- int ifindex;
-
- bool present;
- int active;
-
- /* set interface up or down */
- device_state_cb set_state;
-
- const struct device_hotplug_ops *hotplug_ops;
-
- /* settings */
- unsigned int flags;
-
- unsigned int mtu;
- unsigned int txqueuelen;
- uint8_t macaddr[6];
-
- uint32_t config_hash;
-};
-
/* events broadcasted to all users of a device */
enum device_event {
DEV_EVENT_ADD,
struct list_head list;
bool claimed;
+ bool hotplug;
+
struct device *dev;
void (*cb)(struct device_user *, enum device_event);
};
+struct device_settings {
+ unsigned int flags;
+ unsigned int mtu;
+ unsigned int txqueuelen;
+ uint8_t macaddr[6];
+};
+
+/*
+ * link layer device. typically represents a linux network device.
+ * can be used to support VLANs as well
+ */
+struct device {
+ const struct device_type *type;
+
+ struct avl_node avl;
+ struct list_head users;
+
+ char ifname[IFNAMSIZ + 1];
+ int ifindex;
+
+ struct blob_attr *config;
+ bool config_pending;
+ bool sys_present;
+ bool present;
+ int active;
+ bool external;
+ bool disabled;
+
+ bool current_config;
+ bool default_config;
+
+ /* set interface up or down */
+ device_state_cb set_state;
+
+ const struct device_hotplug_ops *hotplug_ops;
+
+ struct device_user parent;
+
+ struct device_settings orig_settings;
+ struct device_settings settings;
+};
+
struct device_hotplug_ops {
+ int (*prepare)(struct device *dev);
int (*add)(struct device *main, struct device *member);
int (*del)(struct device *main, struct device *member);
};
extern const struct config_param_list device_attr_list;
extern const struct device_type simple_device_type;
extern const struct device_type bridge_device_type;
+extern const struct device_type tunnel_device_type;
+void device_lock(void);
+void device_unlock(void);
+
+struct device *device_create(const char *name, const struct device_type *type,
+ struct blob_attr *config);
void device_init_settings(struct device *dev, struct blob_attr **tb);
+void device_init_pending(void);
+
+enum dev_change_type
+device_set_config(struct device *dev, const struct device_type *type,
+ struct blob_attr *attr);
+
+void device_reset_config(void);
+void device_reset_old(void);
void device_init_virtual(struct device *dev, const struct device_type *type, const char *name);
int device_init(struct device *iface, const struct device_type *type, const char *ifname);
void device_cleanup(struct device *iface);
-struct device *device_get(const char *name, bool create);
+struct device *device_get(const char *name, int create);
void device_add_user(struct device_user *dep, struct device *iface);
void device_remove_user(struct device_user *dep);
void device_set_present(struct device *dev, bool state);
+void device_set_disabled(struct device *dev, bool value);
int device_claim(struct device_user *dep);
void device_release(struct device_user *dep);
-int check_device_state(struct device *dev);
-
-static inline void
-device_free(struct device *dev)
-{
- dev->type->free(dev);
-}
+int device_check_state(struct device *dev);
+void device_dump_status(struct blob_buf *b, struct device *dev);
+void device_free(struct device *dev);
void device_free_unused(struct device *dev);
struct device *get_vlan_device_chain(const char *ifname, bool create);
+void alias_notify_device(const char *name, struct device *dev);
#endif