diff options
Diffstat (limited to 'sys/net/if_var.h')
| -rw-r--r-- | sys/net/if_var.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/sys/net/if_var.h b/sys/net/if_var.h index b76e075..84ac364 100644 --- a/sys/net/if_var.h +++ b/sys/net/if_var.h @@ -91,6 +91,7 @@ TAILQ_HEAD(ifnethead, ifnet); /* we use TAILQs so that the order of */ TAILQ_HEAD(ifaddrhead, ifaddr); /* instantiation is preserved in the list */ TAILQ_HEAD(ifprefixhead, ifprefix); TAILQ_HEAD(ifmultihead, ifmultiaddr); +TAILQ_HEAD(ifgrouphead, ifg_group); /* * Structure defining a queue for a network interface. @@ -182,6 +183,9 @@ struct ifnet { struct task if_linktask; /* task for link change events */ struct mtx if_addr_mtx; /* mutex to protect address lists */ LIST_ENTRY(ifnet) if_clones; /* interfaces of a cloner */ + TAILQ_HEAD(, ifg_list) if_groups; /* linked list of groups per if */ + /* protected by if_addr_mtx */ + void *if_pf_kif; }; typedef void if_init_f_t(void *); @@ -318,6 +322,37 @@ EVENTHANDLER_DECLARE(ifnet_arrival_event, ifnet_arrival_event_handler_t); typedef void (*ifnet_departure_event_handler_t)(void *, struct ifnet *); EVENTHANDLER_DECLARE(ifnet_departure_event, ifnet_departure_event_handler_t); +/* + * interface groups + */ +struct ifg_group { + char ifg_group[IFNAMSIZ]; + u_int ifg_refcnt; + void *ifg_pf_kif; + TAILQ_HEAD(, ifg_member) ifg_members; + TAILQ_ENTRY(ifg_group) ifg_next; +}; + +struct ifg_member { + TAILQ_ENTRY(ifg_member) ifgm_next; + struct ifnet *ifgm_ifp; +}; + +struct ifg_list { + struct ifg_group *ifgl_group; + TAILQ_ENTRY(ifg_list) ifgl_next; +}; + +/* group attach event */ +typedef void (*group_attach_event_handler_t)(void *, struct ifg_group *); +EVENTHANDLER_DECLARE(group_attach_event, group_attach_event_handler_t); +/* group detach event */ +typedef void (*group_detach_event_handler_t)(void *, struct ifg_group *); +EVENTHANDLER_DECLARE(group_detach_event, group_detach_event_handler_t); +/* group change event */ +typedef void (*group_change_event_handler_t)(void *, const char *); +EVENTHANDLER_DECLARE(group_change_event, group_change_event_handler_t); + #define IF_AFDATA_LOCK_INIT(ifp) \ mtx_init(&(ifp)->if_afdata_mtx, "if_afdata", NULL, MTX_DEF) #define IF_AFDATA_LOCK(ifp) mtx_lock(&(ifp)->if_afdata_mtx) @@ -624,6 +659,8 @@ extern int ifqmaxlen; extern struct ifnet *loif; /* first loopback interface */ extern int if_index; +int if_addgroup(struct ifnet *, const char *); +int if_delgroup(struct ifnet *, const char *); int if_addmulti(struct ifnet *, struct sockaddr *, struct ifmultiaddr **); int if_allmulti(struct ifnet *, int); struct ifnet* if_alloc(u_char); |
