X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=blobdiff_plain;f=device.h;h=7454d54c0b6366faede81f8bb447655a64c2f598;hp=79aec322c07bc5349efd9edd46a08c33005b007e;hb=49ffd290f273417c62e395cbbcb65ab7d75cd36a;hpb=b18fb36bd3c7615733c351c99691e1139f386c0c diff --git a/device.h b/device.h index 79aec32..7454d54 100644 --- a/device.h +++ b/device.h @@ -2,16 +2,42 @@ #define __LL_H #include +#include struct device; +struct device_user; struct device_hotplug_ops; typedef int (*device_state_cb)(struct device *, bool up); +enum { + DEV_ATTR_TYPE, + 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; - void (*dump_status)(struct device *, struct blob_buf *buf); + const struct config_param_list *config_params; + + 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 *); }; @@ -22,6 +48,40 @@ enum { DEV_OPT_TXQUEUELEN = (1 << 2) }; +/* events broadcasted to all users of a device */ +enum device_event { + DEV_EVENT_ADD, + DEV_EVENT_REMOVE, + + DEV_EVENT_SETUP, + DEV_EVENT_TEARDOWN, + DEV_EVENT_UP, + DEV_EVENT_DOWN, + + DEV_EVENT_LINK_UP, + DEV_EVENT_LINK_DOWN, +}; + +/* + * device dependency with callbacks + */ +struct device_user { + 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 @@ -35,72 +95,72 @@ struct device { 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; - /* settings */ - unsigned int flags; + struct device_user parent; - unsigned int mtu; - unsigned int txqueuelen; - uint8_t macaddr[6]; + struct device_settings orig_settings; + struct device_settings settings; +}; - uint32_t config_hash; +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); }; -/* events broadcasted to all users of a device */ -enum device_event { - DEV_EVENT_ADD, - DEV_EVENT_REMOVE, +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; - DEV_EVENT_SETUP, - DEV_EVENT_TEARDOWN, - DEV_EVENT_UP, - DEV_EVENT_DOWN, +void device_lock(void); +void device_unlock(void); - DEV_EVENT_LINK_UP, - DEV_EVENT_LINK_DOWN, -}; +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); -/* - * device dependency with callbacks - */ -struct device_user { - struct list_head list; +enum dev_change_type +device_set_config(struct device *dev, const struct device_type *type, + struct blob_attr *attr); - struct device *dev; - void (*cb)(struct device_user *, enum device_event); -}; - -struct device_hotplug_ops { - int (*add)(struct device *main, struct device *member); - int (*del)(struct device *main, struct device *member); -}; +void device_reset_config(void); +void device_reset_old(void); -static inline void -free_device(struct device *dev) -{ - dev->type->free(dev); -} +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, int create); +void device_add_user(struct device_user *dep, struct device *iface); +void device_remove_user(struct device_user *dep); -void init_virtual_device(struct device *dev, const struct device_type *type, const char *name); -int init_device(struct device *iface, const struct device_type *type, const char *ifname); -void cleanup_device(struct device *iface); -struct device *get_device(const char *name, bool create); -void add_device_user(struct device_user *dep, struct device *iface); -void remove_device_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 device_check_state(struct device *dev); +void device_dump_status(struct blob_buf *b, struct device *dev); -void set_device_present(struct device *dev, bool state); -int claim_device(struct device *dev); -void release_device(struct device *dev); -int check_device_state(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); -struct device *bridge_create(const char *name, struct uci_section *s); +void alias_notify_device(const char *name, struct device *dev); #endif