1 /* 2 * Copyright (c) 2008 The DragonFly Project. All rights reserved. 3 * 4 * This code is derived from software contributed to The DragonFly Project 5 * by Matthew Dillon <dillon@backplane.com> 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 3. Neither the name of The DragonFly Project nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific, prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * $DragonFly: src/sys/netgraph7/dragonfly.h,v 1.1 2008/06/26 23:05:35 dillon Exp $ 35 */ 36 37 #include <sys/globaldata.h> /* curthread in mtx_assert() */ 38 #include <sys/lock.h> 39 #include <sys/objcache.h> 40 41 #ifndef _VA_LIST_DECLARED 42 #define _VA_LIST_DECLARED 43 typedef __va_list va_list; 44 #endif 45 #define va_start(ap,last) __va_start(ap,last) 46 #define va_end(ap) __va_end(ap) 47 48 int linker_api_available(void); 49 int ng_load_module(const char *); 50 int ng_unload_module(const char *); 51 52 /* Temporary lock stuff */ 53 int lock_sleep(void *, int, const char *, int, struct lock *); 54 int lockstatus_owned(struct lock *, struct thread *); 55 /* End Temporary lock stuff */ 56 57 struct mtx { 58 struct lock lock; 59 }; 60 61 #define MA_OWNED LK_EXCLUSIVE 62 #define MA_NOTOWNED 0 63 #define mtx_contested(mtx) 0 64 65 #define mtx_lock(mtx) lockmgr(&(mtx)->lock, LK_EXCLUSIVE|LK_RETRY) 66 #define mtx_unlock(mtx) lockmgr(&(mtx)->lock, LK_RELEASE) 67 #define mtx_assert(mtx, mode) \ 68 KKASSERT(lockstatus(&(mtx)->lock, curthread) == mode) 69 #define mtx_init(mtx, name, something, type) \ 70 lockinit(&(mtx)->lock, name, 0, 0) 71 #define mtx_destroy(mtx) \ 72 lockuninit(&(mtx)->lock) 73 #define mtx_trylock(mtx) \ 74 (lockmgr(&(mtx)->lock, LK_EXCLUSIVE|LK_NOWAIT) == 0) 75 76 #define IFNET_RLOCK() crit_enter() 77 #define IFNET_RUNLOCK() crit_exit() 78 79 #define IFQ_LOCK(ifp) lwkt_serialize_enter(&(ifp)->altq_lock) 80 #define IFQ_UNLOCK(ifp) lwkt_serialize_exit(&(ifp)->altq_lock) 81 82 #define printf kprintf 83 #define sprintf ksprintf 84 #define snprintf ksnprintf 85 #define vsnprintf kvsnprintf 86 87 typedef struct objcache *objcache_t; 88 #define uma_zone_t objcache_t 89 typedef void * uma_ctor; 90 typedef void * uma_dtor; 91 typedef void * uma_init; 92 typedef void * uma_fini; 93 94 #define UMA_ALIGN_CACHE 0 95 96 #define uma_zcreate(name, size, ctor, dtor, uminit, fini, align, flags) \ 97 objcache_create_mbacked(M_NETGRAPH, size, \ 98 NULL, 0, \ 99 bzero_ctor, NULL, \ 100 NULL) 101 #define uma_zalloc(zone, flags) \ 102 objcache_get(zone, flags) 103 #define uma_zfree(zone, item) \ 104 objcache_put(zone, item) 105 #define uma_zone_set_max(zone, nitems) 106 107 #define CTR1(ktr_line, ...) 108 #define CTR2(ktr_line, ...) 109 #define CTR3(ktr_line, ...) 110 #define CTR4(ktr_line, ...) 111 #define CTR5(ktr_line, ...) 112 #define CTR6(ktr_line, ...) 113 #define cpu_spinwait() cpu_pause() 114 115 #define splnet() 0 116 #define splx(v) 117 118 #define CTLFLAG_RDTUN CTLFLAG_RD 119 120 #define SI_SUB_NETGRAPH SI_SUB_DRIVERS 121