| ifq.h (186119) | ifq.h (186199) |
|---|---|
| 1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * From: @(#)if.h 8.1 (Berkeley) 6/10/93 | 1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * From: @(#)if.h 8.1 (Berkeley) 6/10/93 |
| 30 * $FreeBSD: head/sys/net/if_var.h 186119 2008-12-15 06:10:57Z qingli $ | 30 * $FreeBSD: head/sys/net/if_var.h 186199 2008-12-17 00:11:56Z kmacy $ |
| 31 */ 32 33#ifndef _NET_IF_VAR_H_ 34#define _NET_IF_VAR_H_ 35 36/* 37 * Structures defining a network interface, providing a packet 38 * transport mechanism (ala level 0 of the PUP protocols). --- 36 unchanged lines hidden (view full) --- 75#include <sys/queue.h> /* get TAILQ macros */ 76 77#ifdef _KERNEL 78#include <sys/mbuf.h> 79#include <sys/eventhandler.h> 80#endif /* _KERNEL */ 81#include <sys/lock.h> /* XXX */ 82#include <sys/mutex.h> /* XXX */ | 31 */ 32 33#ifndef _NET_IF_VAR_H_ 34#define _NET_IF_VAR_H_ 35 36/* 37 * Structures defining a network interface, providing a packet 38 * transport mechanism (ala level 0 of the PUP protocols). --- 36 unchanged lines hidden (view full) --- 75#include <sys/queue.h> /* get TAILQ macros */ 76 77#ifdef _KERNEL 78#include <sys/mbuf.h> 79#include <sys/eventhandler.h> 80#endif /* _KERNEL */ 81#include <sys/lock.h> /* XXX */ 82#include <sys/mutex.h> /* XXX */ |
| 83#include <sys/rwlock.h> /* XXX */ |
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| 83#include <sys/event.h> /* XXX */ 84#include <sys/_task.h> 85 86#define IF_DUNIT_NONE -1 87 88#include <altq/if_altq.h> 89 90TAILQ_HEAD(ifnethead, ifnet); /* we use TAILQs so that the order of */ --- 79 unchanged lines hidden (view full) --- 170 void *if_bridge; /* bridge glue */ 171 172 struct label *if_label; /* interface MAC label */ 173 174 /* these are only used by IPv6 */ 175 struct ifprefixhead if_prefixhead; /* list of prefixes per if */ 176 void *if_afdata[AF_MAX]; 177 int if_afdata_initialized; | 84#include <sys/event.h> /* XXX */ 85#include <sys/_task.h> 86 87#define IF_DUNIT_NONE -1 88 89#include <altq/if_altq.h> 90 91TAILQ_HEAD(ifnethead, ifnet); /* we use TAILQs so that the order of */ --- 79 unchanged lines hidden (view full) --- 171 void *if_bridge; /* bridge glue */ 172 173 struct label *if_label; /* interface MAC label */ 174 175 /* these are only used by IPv6 */ 176 struct ifprefixhead if_prefixhead; /* list of prefixes per if */ 177 void *if_afdata[AF_MAX]; 178 int if_afdata_initialized; |
| 178 struct mtx if_afdata_mtx; | 179 struct rwlock if_afdata_lock; |
| 179 struct task if_starttask; /* task for IFF_NEEDSGIANT */ 180 struct task if_linktask; /* task for link change events */ 181 struct mtx if_addr_mtx; /* mutex to protect address lists */ 182 183 LIST_ENTRY(ifnet) if_clones; /* interfaces of a cloner */ 184 TAILQ_HEAD(, ifg_list) if_groups; /* linked list of groups per if */ 185 /* protected by if_addr_mtx */ 186 void *if_pf_kif; 187 void *if_lagg; /* lagg glue */ | 180 struct task if_starttask; /* task for IFF_NEEDSGIANT */ 181 struct task if_linktask; /* task for link change events */ 182 struct mtx if_addr_mtx; /* mutex to protect address lists */ 183 184 LIST_ENTRY(ifnet) if_clones; /* interfaces of a cloner */ 185 TAILQ_HEAD(, ifg_list) if_groups; /* linked list of groups per if */ 186 /* protected by if_addr_mtx */ 187 void *if_pf_kif; 188 void *if_lagg; /* lagg glue */ |
| 188 void *if_pspare[8]; /* multiq/TOE 3; vimage 3; general use 4 */ 189 void (*if_qflush) /* flush any queues */ | 189 void *if_pspare[8]; /* TOE 3; vimage 3; general use 4 */ 190 void (*if_qflush) /* flush any queues */ |
| 190 (struct ifnet *); 191 int (*if_transmit) /* initiate output routine */ 192 (struct ifnet *, struct mbuf *); 193 int if_ispare[2]; /* general use 2 */ 194}; 195 196typedef void if_init_f_t(void *); 197 --- 155 unchanged lines hidden (view full) --- 353/* group detach event */ 354typedef void (*group_detach_event_handler_t)(void *, struct ifg_group *); 355EVENTHANDLER_DECLARE(group_detach_event, group_detach_event_handler_t); 356/* group change event */ 357typedef void (*group_change_event_handler_t)(void *, const char *); 358EVENTHANDLER_DECLARE(group_change_event, group_change_event_handler_t); 359 360#define IF_AFDATA_LOCK_INIT(ifp) \ | 191 (struct ifnet *); 192 int (*if_transmit) /* initiate output routine */ 193 (struct ifnet *, struct mbuf *); 194 int if_ispare[2]; /* general use 2 */ 195}; 196 197typedef void if_init_f_t(void *); 198 --- 155 unchanged lines hidden (view full) --- 354/* group detach event */ 355typedef void (*group_detach_event_handler_t)(void *, struct ifg_group *); 356EVENTHANDLER_DECLARE(group_detach_event, group_detach_event_handler_t); 357/* group change event */ 358typedef void (*group_change_event_handler_t)(void *, const char *); 359EVENTHANDLER_DECLARE(group_change_event, group_change_event_handler_t); 360 361#define IF_AFDATA_LOCK_INIT(ifp) \ |
| 361 mtx_init(&(ifp)->if_afdata_mtx, "if_afdata", NULL, MTX_DEF) 362#define IF_AFDATA_LOCK(ifp) mtx_lock(&(ifp)->if_afdata_mtx) 363#define IF_AFDATA_TRYLOCK(ifp) mtx_trylock(&(ifp)->if_afdata_mtx) 364#define IF_AFDATA_UNLOCK(ifp) mtx_unlock(&(ifp)->if_afdata_mtx) 365#define IF_AFDATA_DESTROY(ifp) mtx_destroy(&(ifp)->if_afdata_mtx) | 362 rw_init(&(ifp)->if_afdata_lock, "if_afdata") |
| 366 | 363 |
| 367#define IF_AFDATA_LOCK_ASSERT(ifp) mtx_assert(&(ifp)->if_afdata_mtx, MA_OWNED) 368#define IF_AFDATA_UNLOCK_ASSERT(ifp) mtx_assert(&(ifp)->if_afdata_mtx, MA_NOTOWNED) | 364#define IF_AFDATA_WLOCK(ifp) rw_wlock(&(ifp)->if_afdata_lock) 365#define IF_AFDATA_RLOCK(ifp) rw_rlock(&(ifp)->if_afdata_lock) 366#define IF_AFDATA_WUNLOCK(ifp) rw_wunlock(&(ifp)->if_afdata_lock) 367#define IF_AFDATA_RUNLOCK(ifp) rw_runlock(&(ifp)->if_afdata_lock) 368#define IF_AFDATA_LOCK(ifp) IF_AFDATA_WLOCK(ifp) 369#define IF_AFDATA_UNLOCK(ifp) IF_AFDATA_WUNLOCK(ifp) 370#define IF_AFDATA_TRYLOCK(ifp) rw_try_wlock(&(ifp)->if_afdata_lock) 371#define IF_AFDATA_DESTROY(ifp) rw_destroy(&(ifp)->if_afdata_lock) |
| 369 | 372 |
| 373#define IF_AFDATA_LOCK_ASSERT(ifp) rw_assert(&(ifp)->if_afdata_lock, RA_LOCKED) 374#define IF_AFDATA_UNLOCK_ASSERT(ifp) rw_assert(&(ifp)->if_afdata_lock, RA_UNLOCKED) 375 |
|
| 370#define IFF_LOCKGIANT(ifp) do { \ 371 if ((ifp)->if_flags & IFF_NEEDSGIANT) \ 372 mtx_lock(&Giant); \ 373} while (0) 374 375#define IFF_UNLOCKGIANT(ifp) do { \ 376 if ((ifp)->if_flags & IFF_NEEDSGIANT) \ 377 mtx_unlock(&Giant); \ --- 254 unchanged lines hidden (view full) --- 632 633#define IFAREF(ifa) \ 634 do { \ 635 IFA_LOCK(ifa); \ 636 ++(ifa)->ifa_refcnt; \ 637 IFA_UNLOCK(ifa); \ 638 } while (0) 639 | 376#define IFF_LOCKGIANT(ifp) do { \ 377 if ((ifp)->if_flags & IFF_NEEDSGIANT) \ 378 mtx_lock(&Giant); \ 379} while (0) 380 381#define IFF_UNLOCKGIANT(ifp) do { \ 382 if ((ifp)->if_flags & IFF_NEEDSGIANT) \ 383 mtx_unlock(&Giant); \ --- 254 unchanged lines hidden (view full) --- 638 639#define IFAREF(ifa) \ 640 do { \ 641 IFA_LOCK(ifa); \ 642 ++(ifa)->ifa_refcnt; \ 643 IFA_UNLOCK(ifa); \ 644 } while (0) 645 |
| 640extern struct mtx ifnet_lock; | 646extern struct rwlock ifnet_lock; |
| 641#define IFNET_LOCK_INIT() \ | 647#define IFNET_LOCK_INIT() \ |
| 642 mtx_init(&ifnet_lock, "ifnet", NULL, MTX_DEF | MTX_RECURSE) 643#define IFNET_WLOCK() mtx_lock(&ifnet_lock) 644#define IFNET_WUNLOCK() mtx_unlock(&ifnet_lock) 645#define IFNET_WLOCK_ASSERT() mtx_assert(&ifnet_lock, MA_OWNED) 646#define IFNET_RLOCK() IFNET_WLOCK() 647#define IFNET_RUNLOCK() IFNET_WUNLOCK() | 648 rw_init_flags(&ifnet_lock, "ifnet", RW_RECURSE) 649#define IFNET_WLOCK() rw_wlock(&ifnet_lock) 650#define IFNET_WUNLOCK() rw_wunlock(&ifnet_lock) 651#define IFNET_WLOCK_ASSERT() rw_assert(&ifnet_lock, RA_LOCKED) 652#define IFNET_RLOCK() rw_rlock(&ifnet_lock) 653#define IFNET_RUNLOCK() rw_runlock(&ifnet_lock) |
| 648 649struct ifindex_entry { 650 struct ifnet *ife_ifnet; 651 struct cdev *ife_dev; 652}; 653 654struct ifnet *ifnet_byindex(u_short idx); 655 --- 74 unchanged lines hidden --- | 654 655struct ifindex_entry { 656 struct ifnet *ife_ifnet; 657 struct cdev *ife_dev; 658}; 659 660struct ifnet *ifnet_byindex(u_short idx); 661 --- 74 unchanged lines hidden --- |