/*- * Copyright (C) 1998-2003 * Sony Computer Science Laboratories Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $KAME: altq_var.h,v 1.16 2003/10/03 05:05:15 kjc Exp $ * $FreeBSD$ */ #ifndef _ALTQ_ALTQ_VAR_H_ #define _ALTQ_ALTQ_VAR_H_ #ifdef _KERNEL #include #include #include #ifdef ALTQ3_CLFIER_COMPAT /* * filter structure for altq common classifier */ struct acc_filter { LIST_ENTRY(acc_filter) f_chain; void *f_class; /* pointer to the class */ u_long f_handle; /* filter id */ u_int32_t f_fbmask; /* filter bitmask */ struct flow_filter f_filter; /* filter value */ }; /* * XXX ACC_FILTER_TABLESIZE can't be larger than 2048 unless we fix * the handle assignment. */ #define ACC_FILTER_TABLESIZE (256+1) #define ACC_FILTER_MASK (ACC_FILTER_TABLESIZE - 2) #define ACC_WILDCARD_INDEX (ACC_FILTER_TABLESIZE - 1) #ifdef __GNUC__ #define ACC_GET_HASH_INDEX(addr) \ ({int x = (addr) + ((addr) >> 16); (x + (x >> 8)) & ACC_FILTER_MASK;}) #else #define ACC_GET_HASH_INDEX(addr) \ (((addr) + ((addr) >> 8) + ((addr) >> 16) + ((addr) >> 24)) \ & ACC_FILTER_MASK) #endif #define ACC_GET_HINDEX(handle) ((handle) >> 20) #define ACC_LOCK_INIT(ac) mtx_init(&(ac)->acc_mtx, "classifier", MTX_DEF) #define ACC_LOCK_DESTROY(ac) mtx_destroy(&(ac)->acc_mtx) #define ACC_LOCK(ac) mtx_lock(&(ac)->acc_mtx) #define ACC_UNLOCK(ac) mtx_unlock(&(ac)->acc_mtx) struct acc_classifier { u_int32_t acc_fbmask; LIST_HEAD(filt, acc_filter) acc_filters[ACC_FILTER_TABLESIZE]; struct mtx acc_mtx; }; /* * flowinfo mask bits used by classifier */ /* for ipv4 */ #define FIMB4_PROTO 0x0001 #define FIMB4_TOS 0x0002 #define FIMB4_DADDR 0x0004 #define FIMB4_SADDR 0x0008 #define FIMB4_DPORT 0x0010 #define FIMB4_SPORT 0x0020 #define FIMB4_GPI 0x0040 #define FIMB4_ALL 0x007f /* for ipv6 */ #define FIMB6_PROTO 0x0100 #define FIMB6_TCLASS 0x0200 #define FIMB6_DADDR 0x0400 #define FIMB6_SADDR 0x0800 #define FIMB6_DPORT 0x1000 #define FIMB6_SPORT 0x2000 #define FIMB6_GPI 0x4000 #define FIMB6_FLABEL 0x8000 #define FIMB6_ALL 0xff00 #define FIMB_ALL (FIMB4_ALL|FIMB6_ALL) #define FIMB4_PORTS (FIMB4_DPORT|FIMB4_SPORT|FIMB4_GPI) #define FIMB6_PORTS (FIMB6_DPORT|FIMB6_SPORT|FIMB6_GPI) #endif /* ALTQ3_CLFIER_COMPAT */ /* * machine dependent clock * a 64bit high resolution time counter. */ extern int machclk_usepcc; extern u_int32_t machclk_freq; extern u_int32_t machclk_per_tick; extern void init_machclk(void); extern u_int64_t read_machclk(void); /* * debug support */ #ifdef ALTQ_DEBUG #ifdef __STDC__ #define ASSERT(e) ((e) ? (void)0 : altq_assert(__FILE__, __LINE__, #e)) #else /* PCC */ #define ASSERT(e) ((e) ? (void)0 : altq_assert(__FILE__, __LINE__, "e")) #endif #else #define ASSERT(e) ((void)0) #endif /* * misc stuff for compatibility */ /* ioctl cmd type */ typedef u_long ioctlcmd_t; /* * queue macros: * the interface of TAILQ_LAST macro changed after the introduction * of softupdate. redefine it here to make it work with pre-2.2.7. */ #undef TAILQ_LAST #define TAILQ_LAST(head, headname) \ (*(((struct headname *)((head)->tqh_last))->tqh_last)) #ifndef TAILQ_EMPTY #define TAILQ_EMPTY(head) ((head)->tqh_first == NULL) #endif #ifndef TAILQ_FOREACH #define TAILQ_FOREACH(var, head, field) \ for (var = TAILQ_FIRST(head); var; var = TAILQ_NEXT(var, field)) #endif /* macro for timeout/untimeout */ /* use callout */ #include #define CALLOUT_INIT(c) callout_init((c), 1) #define CALLOUT_RESET(c,t,f,a) callout_reset((c),(t),(f),(a)) #define CALLOUT_STOP(c) callout_stop((c)) #define m_pktlen(m) ((m)->m_pkthdr.len) struct ifnet; struct mbuf; struct pf_altq; #ifdef ALTQ3_CLFIER_COMPAT struct flowinfo; #endif void *altq_lookup(char *, int); #ifdef ALTQ3_CLFIER_COMPAT int altq_extractflow(struct mbuf *, int, struct flowinfo *, u_int32_t); int acc_add_filter(struct acc_classifier *, struct flow_filter *, void *, u_long *); int acc_delete_filter(struct acc_classifier *, u_long); int acc_discard_filters(struct acc_classifier *, void *, int); void *acc_classify(void *, struct mbuf *, int); #endif u_int8_t read_dsfield(struct mbuf *, struct altq_pktattr *); void write_dsfield(struct mbuf *, struct altq_pktattr *, u_int8_t); void altq_assert(const char *, int, const char *); int tbr_set(struct ifaltq *, struct tb_profile *); int altq_pfattach(struct pf_altq *); int altq_pfdetach(struct pf_altq *); int altq_add(struct ifnet *, struct pf_altq *); int altq_remove(struct pf_altq *); int altq_add_queue(struct pf_altq *); int altq_remove_queue(struct pf_altq *); int altq_getqstats(struct pf_altq *, void *, int *, int); int cbq_pfattach(struct pf_altq *); int cbq_add_altq(struct ifnet *, struct pf_altq *); int cbq_remove_altq(struct pf_altq *); int cbq_add_queue(struct pf_altq *); int cbq_remove_queue(struct pf_altq *); int cbq_getqstats(struct pf_altq *, void *, int *, int); int codel_pfattach(struct pf_altq *); int codel_add_altq(struct ifnet *, struct pf_altq *); int codel_remove_altq(struct pf_altq *); int codel_getqstats(struct pf_altq *, void *, int *, int); int priq_pfattach(struct pf_altq *); int priq_add_altq(struct ifnet *, struct pf_altq *); int priq_remove_altq(struct pf_altq *); int priq_add_queue(struct pf_altq *); int priq_remove_queue(struct pf_altq *); int priq_getqstats(struct pf_altq *, void *, int *, int); int hfsc_pfattach(struct pf_altq *); int hfsc_add_altq(struct ifnet *, struct pf_altq *); int hfsc_remove_altq(struct pf_altq *); int hfsc_add_queue(struct pf_altq *); int hfsc_remove_queue(struct pf_altq *); int hfsc_getqstats(struct pf_altq *, void *, int *, int); int fairq_pfattach(struct pf_altq *); int fairq_add_altq(struct ifnet *, struct pf_altq *); int fairq_remove_altq(struct pf_altq *); int fairq_add_queue(struct pf_altq *); int fairq_remove_queue(struct pf_altq *); int fairq_getqstats(struct pf_altq *, void *, int *, int); #endif /* _KERNEL */ #endif /* _ALTQ_ALTQ_VAR_H_ */