X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fnetifd.git;a=blobdiff_plain;f=device.h;h=74d20d65cd11c740ec225e516b7f1ff4c15f928e;hp=057506b63bb0a71d429d9d88cf5ee5a1eb694e96;hb=d397e8ca5dd492a1fac2e186e2a8b91ac8e463df;hpb=fb0e4138070d7c2ce723af5780e763af3a1353d8 diff --git a/device.h b/device.h index 057506b..74d20d6 100644 --- a/device.h +++ b/device.h @@ -1,26 +1,64 @@ -#ifndef __LL_H -#define __LL_H +/* + * netifd - network interface daemon + * Copyright (C) 2012 Felix Fietkau + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ +#ifndef __NETIFD_DEVICE_H +#define __NETIFD_DEVICE_H #include +#include #include struct device; +struct device_type; +struct device_user; struct device_hotplug_ops; +struct interface; typedef int (*device_state_cb)(struct device *, bool up); enum { DEV_ATTR_TYPE, - DEV_ATTR_IFNAME, DEV_ATTR_MTU, + DEV_ATTR_MTU6, DEV_ATTR_MACADDR, DEV_ATTR_TXQUEUELEN, + DEV_ATTR_ENABLED, + DEV_ATTR_IPV6, + DEV_ATTR_PROMISC, + DEV_ATTR_RPFILTER, + DEV_ATTR_ACCEPTLOCAL, + DEV_ATTR_IGMPVERSION, + DEV_ATTR_MLDVERSION, + DEV_ATTR_NEIGHREACHABLETIME, + DEV_ATTR_RPS, + DEV_ATTR_XPS, + DEV_ATTR_DADTRANSMITS, + DEV_ATTR_MULTICAST_TO_UNICAST, + DEV_ATTR_MULTICAST_ROUTER, + DEV_ATTR_MULTICAST_FAST_LEAVE, + DEV_ATTR_MULTICAST, + DEV_ATTR_LEARNING, + DEV_ATTR_UNICAST_FLOOD, + DEV_ATTR_NEIGHGCSTALETIME, + DEV_ATTR_SENDREDIRECTS, + DEV_ATTR_NEIGHLOCKTIME, __DEV_ATTR_MAX, }; enum dev_change_type { DEV_CONFIG_NO_CHANGE, DEV_CONFIG_APPLIED, + DEV_CONFIG_RESTART, DEV_CONFIG_RECREATE, }; @@ -28,9 +66,13 @@ struct device_type { struct list_head list; const char *name; - const struct config_param_list *config_params; + bool bridge_capability; + const char *name_prefix; + + const struct uci_blob_param_list *config_params; - struct device *(*create)(const char *name, struct blob_attr *attr); + struct device *(*create)(const char *name, struct device_type *devtype, + 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); @@ -40,119 +82,214 @@ struct device_type { }; enum { - DEV_OPT_MTU = (1 << 0), - DEV_OPT_MACADDR = (1 << 1), - DEV_OPT_TXQUEUELEN = (1 << 2) + DEV_OPT_MTU = (1 << 0), + DEV_OPT_MACADDR = (1 << 1), + DEV_OPT_TXQUEUELEN = (1 << 2), + DEV_OPT_IPV6 = (1 << 3), + DEV_OPT_PROMISC = (1 << 4), + DEV_OPT_RPFILTER = (1 << 5), + DEV_OPT_ACCEPTLOCAL = (1 << 6), + DEV_OPT_IGMPVERSION = (1 << 7), + DEV_OPT_MLDVERSION = (1 << 8), + DEV_OPT_NEIGHREACHABLETIME = (1 << 9), + DEV_OPT_RPS = (1 << 10), + DEV_OPT_XPS = (1 << 11), + DEV_OPT_MTU6 = (1 << 12), + DEV_OPT_DADTRANSMITS = (1 << 13), + DEV_OPT_MULTICAST_TO_UNICAST = (1 << 14), + DEV_OPT_MULTICAST_ROUTER = (1 << 15), + DEV_OPT_MULTICAST = (1 << 16), + DEV_OPT_LEARNING = (1 << 17), + DEV_OPT_UNICAST_FLOOD = (1 << 18), + DEV_OPT_NEIGHGCSTALETIME = (1 << 19), + DEV_OPT_MULTICAST_FAST_LEAVE = (1 << 20), + DEV_OPT_SENDREDIRECTS = (1 << 21), + DEV_OPT_NEIGHLOCKTIME = (1 << 22), +}; + +/* events broadcasted to all users of a device */ +enum device_event { + DEV_EVENT_ADD, + DEV_EVENT_REMOVE, + + DEV_EVENT_UPDATE_IFNAME, + DEV_EVENT_UPDATE_IFINDEX, + + DEV_EVENT_SETUP, + DEV_EVENT_TEARDOWN, + DEV_EVENT_UP, + DEV_EVENT_DOWN, + + DEV_EVENT_LINK_UP, + DEV_EVENT_LINK_DOWN, + + /* Topology changed (i.e. bridge member added) */ + DEV_EVENT_TOPO_CHANGE, + + __DEV_EVENT_MAX }; -/* +/* + * device dependency with callbacks + */ +struct device_user { + struct safe_list list; + + bool claimed; + bool hotplug; + bool alias; + + uint8_t ev_idx[__DEV_EVENT_MAX]; + + struct device *dev; + void (*cb)(struct device_user *, enum device_event); +}; + +struct device_settings { + unsigned int flags; + unsigned int valid_flags; + unsigned int mtu; + unsigned int mtu6; + unsigned int txqueuelen; + uint8_t macaddr[6]; + bool ipv6; + bool promisc; + unsigned int rpfilter; + bool acceptlocal; + unsigned int igmpversion; + unsigned int mldversion; + unsigned int neigh4reachabletime; + unsigned int neigh6reachabletime; + unsigned int neigh4gcstaletime; + unsigned int neigh6gcstaletime; + unsigned int neigh4locktime; + bool rps; + bool xps; + unsigned int dadtransmits; + bool multicast_to_unicast; + unsigned int multicast_router; + bool multicast_fast_leave; + bool multicast; + bool learning; + bool unicast_flood; + bool sendredirects; +}; + +/* * 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 device_type *type; struct avl_node avl; - struct list_head users; + struct safe_list users; + struct safe_list aliases; char ifname[IFNAMSIZ + 1]; int ifindex; struct blob_attr *config; bool config_pending; + bool sys_present; + /* DEV_EVENT_ADD */ bool present; + /* DEV_EVENT_UP */ int active; + /* DEV_EVENT_LINK_UP */ + bool link_active; + bool external; + bool disabled; + bool deferred; + bool hidden; bool current_config; + bool iface_config; bool default_config; + bool wireless; + bool wireless_ap; + bool wireless_isolate; + + struct interface *config_iface; /* 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]; -}; - -/* 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 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 uci_blob_param_list device_attr_list; +extern struct device_type simple_device_type; +extern 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, +int device_type_add(struct device_type *devtype); +struct device_type *device_type_get(const char *tname); +struct device *device_create(const char *name, 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); +device_apply_config(struct device *dev, struct device_type *type, + struct blob_attr *config); void device_reset_config(void); void device_reset_old(void); +void device_set_default_ps(bool state); -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); +void device_init_virtual(struct device *dev, struct device_type *type, const char *name); +int device_init(struct device *dev, struct device_type *type, const char *ifname); +void device_cleanup(struct device *dev); +struct device *device_find(const char *name); struct device *device_get(const char *name, int create); -void device_add_user(struct device_user *dep, struct device *iface); +void device_add_user(struct device_user *dep, struct device *dev); void device_remove_user(struct device_user *dep); +void device_broadcast_event(struct device *dev, enum device_event ev); void device_set_present(struct device *dev, bool state); +void device_set_link(struct device *dev, bool state); +void device_set_ifindex(struct device *dev, int ifindex); +int device_set_ifname(struct device *dev, const char *name); +void device_refresh_present(struct device *dev); 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); -static inline void -device_free(struct device *dev) -{ - dev->type->free(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); +struct device *device_alias_get(const char *name); + +static inline void +device_set_deferred(struct device *dev, bool value) +{ + dev->deferred = value; + device_refresh_present(dev); +} + +static inline void +device_set_disabled(struct device *dev, bool value) +{ + dev->disabled = value; + device_refresh_present(dev); +} #endif