1fe267a55SPedro F. Giffuni /*- 2fe267a55SPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause 3fe267a55SPedro F. Giffuni * 43b3a8eb9SGleb Smirnoff * Copyright (c) 2001 Daniel Hartmeier 53b3a8eb9SGleb Smirnoff * All rights reserved. 63b3a8eb9SGleb Smirnoff * 73b3a8eb9SGleb Smirnoff * Redistribution and use in source and binary forms, with or without 83b3a8eb9SGleb Smirnoff * modification, are permitted provided that the following conditions 93b3a8eb9SGleb Smirnoff * are met: 103b3a8eb9SGleb Smirnoff * 113b3a8eb9SGleb Smirnoff * - Redistributions of source code must retain the above copyright 123b3a8eb9SGleb Smirnoff * notice, this list of conditions and the following disclaimer. 133b3a8eb9SGleb Smirnoff * - Redistributions in binary form must reproduce the above 143b3a8eb9SGleb Smirnoff * copyright notice, this list of conditions and the following 153b3a8eb9SGleb Smirnoff * disclaimer in the documentation and/or other materials provided 163b3a8eb9SGleb Smirnoff * with the distribution. 173b3a8eb9SGleb Smirnoff * 183b3a8eb9SGleb Smirnoff * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 193b3a8eb9SGleb Smirnoff * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 203b3a8eb9SGleb Smirnoff * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 213b3a8eb9SGleb Smirnoff * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 223b3a8eb9SGleb Smirnoff * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 233b3a8eb9SGleb Smirnoff * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 243b3a8eb9SGleb Smirnoff * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 253b3a8eb9SGleb Smirnoff * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 263b3a8eb9SGleb Smirnoff * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 273b3a8eb9SGleb Smirnoff * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 283b3a8eb9SGleb Smirnoff * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 293b3a8eb9SGleb Smirnoff * POSSIBILITY OF SUCH DAMAGE. 303b3a8eb9SGleb Smirnoff * 319ed8bbbdSGleb Smirnoff * $OpenBSD: pfvar.h,v 1.282 2009/01/29 15:12:28 pyr Exp $ 329e8c4accSGleb Smirnoff * $FreeBSD$ 333b3a8eb9SGleb Smirnoff */ 343b3a8eb9SGleb Smirnoff 353b3a8eb9SGleb Smirnoff #ifndef _NET_PFVAR_H_ 363b3a8eb9SGleb Smirnoff #define _NET_PFVAR_H_ 373b3a8eb9SGleb Smirnoff 383b3a8eb9SGleb Smirnoff #include <sys/param.h> 393b3a8eb9SGleb Smirnoff #include <sys/queue.h> 4048278b88SGleb Smirnoff #include <sys/counter.h> 41455969d3SKristof Provost #include <sys/cpuset.h> 4220c4899aSKristof Provost #include <sys/epoch.h> 438ec07310SGleb Smirnoff #include <sys/malloc.h> 44d710367dSKristof Provost #include <sys/nv.h> 453b3a8eb9SGleb Smirnoff #include <sys/refcount.h> 46ec7b47fcSKristof Provost #include <sys/sdt.h> 478f2ac656SPatrick Kelsey #include <sys/sysctl.h> 48defdcdd5SMateusz Guzik #include <sys/smp.h> 49d25c25dcSKristof Provost #include <sys/lock.h> 50455969d3SKristof Provost #include <sys/rmlock.h> 513b3a8eb9SGleb Smirnoff #include <sys/tree.h> 52defdcdd5SMateusz Guzik #include <sys/seqc.h> 538ec07310SGleb Smirnoff #include <vm/uma.h> 543b3a8eb9SGleb Smirnoff 55c658610bSKristof Provost #include <net/if.h> 56e732e742SKristof Provost #include <net/ethernet.h> 573b3a8eb9SGleb Smirnoff #include <net/radix.h> 583b3a8eb9SGleb Smirnoff #include <netinet/in.h> 59d38630f6SKristof Provost #ifdef _KERNEL 60d38630f6SKristof Provost #include <netinet/ip.h> 61d38630f6SKristof Provost #include <netinet/tcp.h> 62d38630f6SKristof Provost #include <netinet/udp.h> 63010ee43fSKristof Provost #include <netinet/sctp.h> 64d38630f6SKristof Provost #include <netinet/ip_icmp.h> 65d38630f6SKristof Provost #include <netinet/icmp6.h> 66d38630f6SKristof Provost #endif 673b3a8eb9SGleb Smirnoff 6875bf2db3SGleb Smirnoff #include <netpfil/pf/pf.h> 6975bf2db3SGleb Smirnoff #include <netpfil/pf/pf_altq.h> 7075bf2db3SGleb Smirnoff #include <netpfil/pf/pf_mtag.h> 713b3a8eb9SGleb Smirnoff 723b3a8eb9SGleb Smirnoff #ifdef _KERNEL 733b3a8eb9SGleb Smirnoff 74defdcdd5SMateusz Guzik #if defined(__arm__) 75defdcdd5SMateusz Guzik #define PF_WANT_32_TO_64_COUNTER 76defdcdd5SMateusz Guzik #endif 77defdcdd5SMateusz Guzik 78defdcdd5SMateusz Guzik /* 79defdcdd5SMateusz Guzik * A hybrid of 32-bit and 64-bit counters which can be used on platforms where 80defdcdd5SMateusz Guzik * counter(9) is very expensive. 81defdcdd5SMateusz Guzik * 82defdcdd5SMateusz Guzik * As 32-bit counters are expected to overflow, a periodic job sums them up to 83defdcdd5SMateusz Guzik * a saved 64-bit state. Fetching the value still walks all CPUs to get the most 84defdcdd5SMateusz Guzik * current snapshot. 85defdcdd5SMateusz Guzik */ 86defdcdd5SMateusz Guzik #ifdef PF_WANT_32_TO_64_COUNTER 87defdcdd5SMateusz Guzik struct pf_counter_u64_pcpu { 88defdcdd5SMateusz Guzik u_int32_t current; 89defdcdd5SMateusz Guzik u_int32_t snapshot; 90defdcdd5SMateusz Guzik }; 91defdcdd5SMateusz Guzik 92defdcdd5SMateusz Guzik struct pf_counter_u64 { 93defdcdd5SMateusz Guzik struct pf_counter_u64_pcpu *pfcu64_pcpu; 94defdcdd5SMateusz Guzik u_int64_t pfcu64_value; 95defdcdd5SMateusz Guzik seqc_t pfcu64_seqc; 96defdcdd5SMateusz Guzik }; 97defdcdd5SMateusz Guzik 98defdcdd5SMateusz Guzik static inline int 99defdcdd5SMateusz Guzik pf_counter_u64_init(struct pf_counter_u64 *pfcu64, int flags) 100defdcdd5SMateusz Guzik { 101defdcdd5SMateusz Guzik 102defdcdd5SMateusz Guzik pfcu64->pfcu64_value = 0; 103defdcdd5SMateusz Guzik pfcu64->pfcu64_seqc = 0; 104defdcdd5SMateusz Guzik pfcu64->pfcu64_pcpu = uma_zalloc_pcpu(pcpu_zone_8, flags | M_ZERO); 105defdcdd5SMateusz Guzik if (__predict_false(pfcu64->pfcu64_pcpu == NULL)) 106defdcdd5SMateusz Guzik return (ENOMEM); 107defdcdd5SMateusz Guzik return (0); 108defdcdd5SMateusz Guzik } 109defdcdd5SMateusz Guzik 110defdcdd5SMateusz Guzik static inline void 111defdcdd5SMateusz Guzik pf_counter_u64_deinit(struct pf_counter_u64 *pfcu64) 112defdcdd5SMateusz Guzik { 113defdcdd5SMateusz Guzik 114defdcdd5SMateusz Guzik uma_zfree_pcpu(pcpu_zone_8, pfcu64->pfcu64_pcpu); 115defdcdd5SMateusz Guzik } 116defdcdd5SMateusz Guzik 117defdcdd5SMateusz Guzik static inline void 118defdcdd5SMateusz Guzik pf_counter_u64_critical_enter(void) 119defdcdd5SMateusz Guzik { 120defdcdd5SMateusz Guzik 121defdcdd5SMateusz Guzik critical_enter(); 122defdcdd5SMateusz Guzik } 123defdcdd5SMateusz Guzik 124defdcdd5SMateusz Guzik static inline void 125defdcdd5SMateusz Guzik pf_counter_u64_critical_exit(void) 126defdcdd5SMateusz Guzik { 127defdcdd5SMateusz Guzik 128defdcdd5SMateusz Guzik critical_exit(); 129defdcdd5SMateusz Guzik } 130defdcdd5SMateusz Guzik 131defdcdd5SMateusz Guzik static inline void 132defdcdd5SMateusz Guzik pf_counter_u64_add_protected(struct pf_counter_u64 *pfcu64, uint32_t n) 133defdcdd5SMateusz Guzik { 134defdcdd5SMateusz Guzik struct pf_counter_u64_pcpu *pcpu; 135defdcdd5SMateusz Guzik u_int32_t val; 136defdcdd5SMateusz Guzik 137defdcdd5SMateusz Guzik MPASS(curthread->td_critnest > 0); 138defdcdd5SMateusz Guzik pcpu = zpcpu_get(pfcu64->pfcu64_pcpu); 139defdcdd5SMateusz Guzik val = atomic_load_int(&pcpu->current); 140defdcdd5SMateusz Guzik atomic_store_int(&pcpu->current, val + n); 141defdcdd5SMateusz Guzik } 142defdcdd5SMateusz Guzik 143defdcdd5SMateusz Guzik static inline void 144defdcdd5SMateusz Guzik pf_counter_u64_add(struct pf_counter_u64 *pfcu64, uint32_t n) 145defdcdd5SMateusz Guzik { 146defdcdd5SMateusz Guzik 147defdcdd5SMateusz Guzik critical_enter(); 148defdcdd5SMateusz Guzik pf_counter_u64_add_protected(pfcu64, n); 149defdcdd5SMateusz Guzik critical_exit(); 150defdcdd5SMateusz Guzik } 151defdcdd5SMateusz Guzik 152defdcdd5SMateusz Guzik static inline u_int64_t 153defdcdd5SMateusz Guzik pf_counter_u64_periodic(struct pf_counter_u64 *pfcu64) 154defdcdd5SMateusz Guzik { 155defdcdd5SMateusz Guzik struct pf_counter_u64_pcpu *pcpu; 156defdcdd5SMateusz Guzik u_int64_t sum; 157defdcdd5SMateusz Guzik u_int32_t val; 158defdcdd5SMateusz Guzik int cpu; 159defdcdd5SMateusz Guzik 160defdcdd5SMateusz Guzik MPASS(curthread->td_critnest > 0); 161defdcdd5SMateusz Guzik seqc_write_begin(&pfcu64->pfcu64_seqc); 162defdcdd5SMateusz Guzik sum = pfcu64->pfcu64_value; 163defdcdd5SMateusz Guzik CPU_FOREACH(cpu) { 164defdcdd5SMateusz Guzik pcpu = zpcpu_get_cpu(pfcu64->pfcu64_pcpu, cpu); 165defdcdd5SMateusz Guzik val = atomic_load_int(&pcpu->current); 166defdcdd5SMateusz Guzik sum += (uint32_t)(val - pcpu->snapshot); 167defdcdd5SMateusz Guzik pcpu->snapshot = val; 168defdcdd5SMateusz Guzik } 169defdcdd5SMateusz Guzik pfcu64->pfcu64_value = sum; 170defdcdd5SMateusz Guzik seqc_write_end(&pfcu64->pfcu64_seqc); 171defdcdd5SMateusz Guzik return (sum); 172defdcdd5SMateusz Guzik } 173defdcdd5SMateusz Guzik 174defdcdd5SMateusz Guzik static inline u_int64_t 175773e3a71SMark Johnston pf_counter_u64_fetch(const struct pf_counter_u64 *pfcu64) 176defdcdd5SMateusz Guzik { 177defdcdd5SMateusz Guzik struct pf_counter_u64_pcpu *pcpu; 178defdcdd5SMateusz Guzik u_int64_t sum; 179defdcdd5SMateusz Guzik seqc_t seqc; 180defdcdd5SMateusz Guzik int cpu; 181defdcdd5SMateusz Guzik 182defdcdd5SMateusz Guzik for (;;) { 183defdcdd5SMateusz Guzik seqc = seqc_read(&pfcu64->pfcu64_seqc); 184defdcdd5SMateusz Guzik sum = 0; 185defdcdd5SMateusz Guzik CPU_FOREACH(cpu) { 186defdcdd5SMateusz Guzik pcpu = zpcpu_get_cpu(pfcu64->pfcu64_pcpu, cpu); 187defdcdd5SMateusz Guzik sum += (uint32_t)(atomic_load_int(&pcpu->current) -pcpu->snapshot); 188defdcdd5SMateusz Guzik } 189defdcdd5SMateusz Guzik sum += pfcu64->pfcu64_value; 190defdcdd5SMateusz Guzik if (seqc_consistent(&pfcu64->pfcu64_seqc, seqc)) 191defdcdd5SMateusz Guzik break; 192defdcdd5SMateusz Guzik } 193defdcdd5SMateusz Guzik return (sum); 194defdcdd5SMateusz Guzik } 195defdcdd5SMateusz Guzik 196defdcdd5SMateusz Guzik static inline void 197defdcdd5SMateusz Guzik pf_counter_u64_zero_protected(struct pf_counter_u64 *pfcu64) 198defdcdd5SMateusz Guzik { 199defdcdd5SMateusz Guzik struct pf_counter_u64_pcpu *pcpu; 200defdcdd5SMateusz Guzik int cpu; 201defdcdd5SMateusz Guzik 202defdcdd5SMateusz Guzik MPASS(curthread->td_critnest > 0); 203defdcdd5SMateusz Guzik seqc_write_begin(&pfcu64->pfcu64_seqc); 204defdcdd5SMateusz Guzik CPU_FOREACH(cpu) { 205defdcdd5SMateusz Guzik pcpu = zpcpu_get_cpu(pfcu64->pfcu64_pcpu, cpu); 206defdcdd5SMateusz Guzik pcpu->snapshot = atomic_load_int(&pcpu->current); 207defdcdd5SMateusz Guzik } 208defdcdd5SMateusz Guzik pfcu64->pfcu64_value = 0; 209defdcdd5SMateusz Guzik seqc_write_end(&pfcu64->pfcu64_seqc); 210defdcdd5SMateusz Guzik } 211defdcdd5SMateusz Guzik 212defdcdd5SMateusz Guzik static inline void 213defdcdd5SMateusz Guzik pf_counter_u64_zero(struct pf_counter_u64 *pfcu64) 214defdcdd5SMateusz Guzik { 215defdcdd5SMateusz Guzik 216defdcdd5SMateusz Guzik critical_enter(); 217defdcdd5SMateusz Guzik pf_counter_u64_zero_protected(pfcu64); 218defdcdd5SMateusz Guzik critical_exit(); 219defdcdd5SMateusz Guzik } 220defdcdd5SMateusz Guzik #else 221defdcdd5SMateusz Guzik struct pf_counter_u64 { 222defdcdd5SMateusz Guzik counter_u64_t counter; 223defdcdd5SMateusz Guzik }; 224defdcdd5SMateusz Guzik 225defdcdd5SMateusz Guzik static inline int 226defdcdd5SMateusz Guzik pf_counter_u64_init(struct pf_counter_u64 *pfcu64, int flags) 227defdcdd5SMateusz Guzik { 228defdcdd5SMateusz Guzik 229defdcdd5SMateusz Guzik pfcu64->counter = counter_u64_alloc(flags); 230defdcdd5SMateusz Guzik if (__predict_false(pfcu64->counter == NULL)) 231defdcdd5SMateusz Guzik return (ENOMEM); 232defdcdd5SMateusz Guzik return (0); 233defdcdd5SMateusz Guzik } 234defdcdd5SMateusz Guzik 235defdcdd5SMateusz Guzik static inline void 236defdcdd5SMateusz Guzik pf_counter_u64_deinit(struct pf_counter_u64 *pfcu64) 237defdcdd5SMateusz Guzik { 238defdcdd5SMateusz Guzik 239defdcdd5SMateusz Guzik counter_u64_free(pfcu64->counter); 240defdcdd5SMateusz Guzik } 241defdcdd5SMateusz Guzik 242defdcdd5SMateusz Guzik static inline void 243defdcdd5SMateusz Guzik pf_counter_u64_critical_enter(void) 244defdcdd5SMateusz Guzik { 245defdcdd5SMateusz Guzik 246defdcdd5SMateusz Guzik } 247defdcdd5SMateusz Guzik 248defdcdd5SMateusz Guzik static inline void 249defdcdd5SMateusz Guzik pf_counter_u64_critical_exit(void) 250defdcdd5SMateusz Guzik { 251defdcdd5SMateusz Guzik 252defdcdd5SMateusz Guzik } 253defdcdd5SMateusz Guzik 254defdcdd5SMateusz Guzik static inline void 255defdcdd5SMateusz Guzik pf_counter_u64_add_protected(struct pf_counter_u64 *pfcu64, uint32_t n) 256defdcdd5SMateusz Guzik { 257defdcdd5SMateusz Guzik 258defdcdd5SMateusz Guzik counter_u64_add(pfcu64->counter, n); 259defdcdd5SMateusz Guzik } 260defdcdd5SMateusz Guzik 261defdcdd5SMateusz Guzik static inline void 262defdcdd5SMateusz Guzik pf_counter_u64_add(struct pf_counter_u64 *pfcu64, uint32_t n) 263defdcdd5SMateusz Guzik { 264defdcdd5SMateusz Guzik 265defdcdd5SMateusz Guzik pf_counter_u64_add_protected(pfcu64, n); 266defdcdd5SMateusz Guzik } 267defdcdd5SMateusz Guzik 268defdcdd5SMateusz Guzik static inline u_int64_t 269773e3a71SMark Johnston pf_counter_u64_fetch(const struct pf_counter_u64 *pfcu64) 270defdcdd5SMateusz Guzik { 271defdcdd5SMateusz Guzik 272defdcdd5SMateusz Guzik return (counter_u64_fetch(pfcu64->counter)); 273defdcdd5SMateusz Guzik } 274defdcdd5SMateusz Guzik 275defdcdd5SMateusz Guzik static inline void 276defdcdd5SMateusz Guzik pf_counter_u64_zero_protected(struct pf_counter_u64 *pfcu64) 277defdcdd5SMateusz Guzik { 278defdcdd5SMateusz Guzik 279defdcdd5SMateusz Guzik counter_u64_zero(pfcu64->counter); 280defdcdd5SMateusz Guzik } 281defdcdd5SMateusz Guzik 282defdcdd5SMateusz Guzik static inline void 283defdcdd5SMateusz Guzik pf_counter_u64_zero(struct pf_counter_u64 *pfcu64) 284defdcdd5SMateusz Guzik { 285defdcdd5SMateusz Guzik 286defdcdd5SMateusz Guzik pf_counter_u64_zero_protected(pfcu64); 287defdcdd5SMateusz Guzik } 288defdcdd5SMateusz Guzik #endif 289defdcdd5SMateusz Guzik 2900abcc1d2SReid Linnemann #define pf_get_timestamp(prule)({ \ 2910abcc1d2SReid Linnemann uint32_t _ts = 0; \ 2920abcc1d2SReid Linnemann uint32_t __ts; \ 2930abcc1d2SReid Linnemann int cpu; \ 2940abcc1d2SReid Linnemann CPU_FOREACH(cpu) { \ 2950abcc1d2SReid Linnemann __ts = *zpcpu_get_cpu(prule->timestamp, cpu); \ 2960abcc1d2SReid Linnemann if (__ts > _ts) \ 2970abcc1d2SReid Linnemann _ts = __ts; \ 2980abcc1d2SReid Linnemann } \ 2990abcc1d2SReid Linnemann _ts; \ 3000abcc1d2SReid Linnemann }) 3010abcc1d2SReid Linnemann 3020abcc1d2SReid Linnemann #define pf_update_timestamp(prule) \ 3030abcc1d2SReid Linnemann do { \ 3040abcc1d2SReid Linnemann critical_enter(); \ 3050abcc1d2SReid Linnemann *zpcpu_get((prule)->timestamp) = time_second; \ 3060abcc1d2SReid Linnemann critical_exit(); \ 3070abcc1d2SReid Linnemann } while (0) 3080abcc1d2SReid Linnemann 3091d090028SKristof Provost #define pf_timestamp_pcpu_zone (sizeof(time_t) == 4 ? pcpu_zone_4 : pcpu_zone_8) 3101d090028SKristof Provost _Static_assert(sizeof(time_t) == 4 || sizeof(time_t) == 8, "unexpected time_t size"); 3110abcc1d2SReid Linnemann 3128f2ac656SPatrick Kelsey SYSCTL_DECL(_net_pf); 3138f2ac656SPatrick Kelsey MALLOC_DECLARE(M_PFHASH); 31439282ef3SKajetan Staszkiewicz MALLOC_DECLARE(M_PF_RULE_ITEM); 3158f2ac656SPatrick Kelsey 316ec7b47fcSKristof Provost SDT_PROVIDER_DECLARE(pf); 317ec7b47fcSKristof Provost 3183b3a8eb9SGleb Smirnoff struct pfi_dynaddr { 3193b3a8eb9SGleb Smirnoff TAILQ_ENTRY(pfi_dynaddr) entry; 3203b3a8eb9SGleb Smirnoff struct pf_addr pfid_addr4; 3213b3a8eb9SGleb Smirnoff struct pf_addr pfid_mask4; 3223b3a8eb9SGleb Smirnoff struct pf_addr pfid_addr6; 3233b3a8eb9SGleb Smirnoff struct pf_addr pfid_mask6; 3243b3a8eb9SGleb Smirnoff struct pfr_ktable *pfid_kt; 325320c1116SKristof Provost struct pfi_kkif *pfid_kif; 3263b3a8eb9SGleb Smirnoff int pfid_net; /* mask or 128 */ 3273b3a8eb9SGleb Smirnoff int pfid_acnt4; /* address count IPv4 */ 3283b3a8eb9SGleb Smirnoff int pfid_acnt6; /* address count IPv6 */ 3293b3a8eb9SGleb Smirnoff sa_family_t pfid_af; /* rule af */ 3303b3a8eb9SGleb Smirnoff u_int8_t pfid_iflags; /* PFI_AFLAG_* */ 3313b3a8eb9SGleb Smirnoff }; 3323b3a8eb9SGleb Smirnoff 3333b3a8eb9SGleb Smirnoff /* 3343b3a8eb9SGleb Smirnoff * Address manipulation macros 3353b3a8eb9SGleb Smirnoff */ 3363b3a8eb9SGleb Smirnoff #define HTONL(x) (x) = htonl((__uint32_t)(x)) 3373b3a8eb9SGleb Smirnoff #define HTONS(x) (x) = htons((__uint16_t)(x)) 3383b3a8eb9SGleb Smirnoff #define NTOHL(x) (x) = ntohl((__uint32_t)(x)) 3393b3a8eb9SGleb Smirnoff #define NTOHS(x) (x) = ntohs((__uint16_t)(x)) 3403b3a8eb9SGleb Smirnoff 3413b3a8eb9SGleb Smirnoff #define PF_NAME "pf" 3423b3a8eb9SGleb Smirnoff 3433b3a8eb9SGleb Smirnoff #define PF_HASHROW_ASSERT(h) mtx_assert(&(h)->lock, MA_OWNED) 3443b3a8eb9SGleb Smirnoff #define PF_HASHROW_LOCK(h) mtx_lock(&(h)->lock) 3453b3a8eb9SGleb Smirnoff #define PF_HASHROW_UNLOCK(h) mtx_unlock(&(h)->lock) 3463b3a8eb9SGleb Smirnoff 347907257d6SMateusz Guzik #ifdef INVARIANTS 3483b3a8eb9SGleb Smirnoff #define PF_STATE_LOCK(s) \ 3493b3a8eb9SGleb Smirnoff do { \ 350907257d6SMateusz Guzik struct pf_kstate *_s = (s); \ 351907257d6SMateusz Guzik struct pf_idhash *_ih = &V_pf_idhash[PF_IDHASH(_s)]; \ 352907257d6SMateusz Guzik MPASS(_s->lock == &_ih->lock); \ 353907257d6SMateusz Guzik mtx_lock(_s->lock); \ 3543b3a8eb9SGleb Smirnoff } while (0) 3553b3a8eb9SGleb Smirnoff #define PF_STATE_UNLOCK(s) \ 3563b3a8eb9SGleb Smirnoff do { \ 357907257d6SMateusz Guzik struct pf_kstate *_s = (s); \ 358907257d6SMateusz Guzik struct pf_idhash *_ih = &V_pf_idhash[PF_IDHASH(_s)]; \ 359907257d6SMateusz Guzik MPASS(_s->lock == &_ih->lock); \ 360907257d6SMateusz Guzik mtx_unlock(_s->lock); \ 3613b3a8eb9SGleb Smirnoff } while (0) 362907257d6SMateusz Guzik #else 363907257d6SMateusz Guzik #define PF_STATE_LOCK(s) mtx_lock(s->lock) 364907257d6SMateusz Guzik #define PF_STATE_UNLOCK(s) mtx_unlock(s->lock) 365907257d6SMateusz Guzik #endif 3663b3a8eb9SGleb Smirnoff 3673b3a8eb9SGleb Smirnoff #ifdef INVARIANTS 3683b3a8eb9SGleb Smirnoff #define PF_STATE_LOCK_ASSERT(s) \ 3693b3a8eb9SGleb Smirnoff do { \ 370907257d6SMateusz Guzik struct pf_kstate *_s = (s); \ 371907257d6SMateusz Guzik struct pf_idhash *_ih = &V_pf_idhash[PF_IDHASH(_s)]; \ 372907257d6SMateusz Guzik MPASS(_s->lock == &_ih->lock); \ 3733b3a8eb9SGleb Smirnoff PF_HASHROW_ASSERT(_ih); \ 3743b3a8eb9SGleb Smirnoff } while (0) 3753b3a8eb9SGleb Smirnoff #else /* !INVARIANTS */ 3763b3a8eb9SGleb Smirnoff #define PF_STATE_LOCK_ASSERT(s) do {} while (0) 3773b3a8eb9SGleb Smirnoff #endif /* INVARIANTS */ 3783b3a8eb9SGleb Smirnoff 379db0a2bfdSKajetan Staszkiewicz #ifdef INVARIANTS 380db0a2bfdSKajetan Staszkiewicz #define PF_SRC_NODE_LOCK(sn) \ 381db0a2bfdSKajetan Staszkiewicz do { \ 382db0a2bfdSKajetan Staszkiewicz struct pf_ksrc_node *_sn = (sn); \ 383db0a2bfdSKajetan Staszkiewicz struct pf_srchash *_sh = &V_pf_srchash[ \ 384db0a2bfdSKajetan Staszkiewicz pf_hashsrc(&_sn->addr, _sn->af)]; \ 385db0a2bfdSKajetan Staszkiewicz MPASS(_sn->lock == &_sh->lock); \ 386db0a2bfdSKajetan Staszkiewicz mtx_lock(_sn->lock); \ 387db0a2bfdSKajetan Staszkiewicz } while (0) 388db0a2bfdSKajetan Staszkiewicz #define PF_SRC_NODE_UNLOCK(sn) \ 389db0a2bfdSKajetan Staszkiewicz do { \ 390db0a2bfdSKajetan Staszkiewicz struct pf_ksrc_node *_sn = (sn); \ 391db0a2bfdSKajetan Staszkiewicz struct pf_srchash *_sh = &V_pf_srchash[ \ 392db0a2bfdSKajetan Staszkiewicz pf_hashsrc(&_sn->addr, _sn->af)]; \ 393db0a2bfdSKajetan Staszkiewicz MPASS(_sn->lock == &_sh->lock); \ 394db0a2bfdSKajetan Staszkiewicz mtx_unlock(_sn->lock); \ 395db0a2bfdSKajetan Staszkiewicz } while (0) 396db0a2bfdSKajetan Staszkiewicz #else 397db0a2bfdSKajetan Staszkiewicz #define PF_SRC_NODE_LOCK(sn) mtx_lock((sn)->lock) 398db0a2bfdSKajetan Staszkiewicz #define PF_SRC_NODE_UNLOCK(sn) mtx_unlock((sn)->lock) 399db0a2bfdSKajetan Staszkiewicz #endif 400db0a2bfdSKajetan Staszkiewicz 401db0a2bfdSKajetan Staszkiewicz #ifdef INVARIANTS 402db0a2bfdSKajetan Staszkiewicz #define PF_SRC_NODE_LOCK_ASSERT(sn) \ 403db0a2bfdSKajetan Staszkiewicz do { \ 404db0a2bfdSKajetan Staszkiewicz struct pf_ksrc_node *_sn = (sn); \ 405db0a2bfdSKajetan Staszkiewicz struct pf_srchash *_sh = &V_pf_srchash[ \ 406db0a2bfdSKajetan Staszkiewicz pf_hashsrc(&_sn->addr, _sn->af)]; \ 407db0a2bfdSKajetan Staszkiewicz MPASS(_sn->lock == &_sh->lock); \ 408db0a2bfdSKajetan Staszkiewicz PF_HASHROW_ASSERT(_sh); \ 409db0a2bfdSKajetan Staszkiewicz } while (0) 410db0a2bfdSKajetan Staszkiewicz #else /* !INVARIANTS */ 411db0a2bfdSKajetan Staszkiewicz #define PF_SRC_NODE_LOCK_ASSERT(sn) do {} while (0) 412db0a2bfdSKajetan Staszkiewicz #endif /* INVARIANTS */ 413db0a2bfdSKajetan Staszkiewicz 414f649cff5SMateusz Guzik extern struct mtx_padalign pf_unlnkdrules_mtx; 4153b3a8eb9SGleb Smirnoff #define PF_UNLNKDRULES_LOCK() mtx_lock(&pf_unlnkdrules_mtx) 4163b3a8eb9SGleb Smirnoff #define PF_UNLNKDRULES_UNLOCK() mtx_unlock(&pf_unlnkdrules_mtx) 417f11b6505SMateusz Guzik #define PF_UNLNKDRULES_ASSERT() mtx_assert(&pf_unlnkdrules_mtx, MA_OWNED) 4183b3a8eb9SGleb Smirnoff 41993f8c38cSMateusz Guzik extern struct sx pf_config_lock; 42093f8c38cSMateusz Guzik #define PF_CONFIG_LOCK() sx_xlock(&pf_config_lock) 42193f8c38cSMateusz Guzik #define PF_CONFIG_UNLOCK() sx_xunlock(&pf_config_lock) 42293f8c38cSMateusz Guzik #define PF_CONFIG_ASSERT() sx_assert(&pf_config_lock, SA_XLOCKED) 42393f8c38cSMateusz Guzik 4242e6cdfe2SKristof Provost VNET_DECLARE(struct rmlock, pf_rules_lock); 4252e6cdfe2SKristof Provost #define V_pf_rules_lock VNET(pf_rules_lock) 4262e6cdfe2SKristof Provost 427455969d3SKristof Provost #define PF_RULES_RLOCK_TRACKER struct rm_priotracker _pf_rules_tracker 4282e6cdfe2SKristof Provost #define PF_RULES_RLOCK() rm_rlock(&V_pf_rules_lock, &_pf_rules_tracker) 4292e6cdfe2SKristof Provost #define PF_RULES_RUNLOCK() rm_runlock(&V_pf_rules_lock, &_pf_rules_tracker) 4302e6cdfe2SKristof Provost #define PF_RULES_WLOCK() rm_wlock(&V_pf_rules_lock) 4312e6cdfe2SKristof Provost #define PF_RULES_WUNLOCK() rm_wunlock(&V_pf_rules_lock) 4322e6cdfe2SKristof Provost #define PF_RULES_WOWNED() rm_wowned(&V_pf_rules_lock) 4332e6cdfe2SKristof Provost #define PF_RULES_ASSERT() rm_assert(&V_pf_rules_lock, RA_LOCKED) 4342e6cdfe2SKristof Provost #define PF_RULES_RASSERT() rm_assert(&V_pf_rules_lock, RA_RLOCKED) 4352e6cdfe2SKristof Provost #define PF_RULES_WASSERT() rm_assert(&V_pf_rules_lock, RA_WLOCKED) 4363b3a8eb9SGleb Smirnoff 437f649cff5SMateusz Guzik extern struct mtx_padalign pf_table_stats_lock; 438dc1ab04eSMateusz Guzik #define PF_TABLE_STATS_LOCK() mtx_lock(&pf_table_stats_lock) 439dc1ab04eSMateusz Guzik #define PF_TABLE_STATS_UNLOCK() mtx_unlock(&pf_table_stats_lock) 440dc1ab04eSMateusz Guzik #define PF_TABLE_STATS_OWNED() mtx_owned(&pf_table_stats_lock) 441af94d8ccSKristof Provost #define PF_TABLE_STATS_ASSERT() mtx_assert(&pf_table_stats_lock, MA_OWNED) 442dc1ab04eSMateusz Guzik 4432f8fb3a8SKristof Provost extern struct sx pf_end_lock; 4442f8fb3a8SKristof Provost 4453b3a8eb9SGleb Smirnoff #define PF_MODVER 1 4463b3a8eb9SGleb Smirnoff #define PFLOG_MODVER 1 4473b3a8eb9SGleb Smirnoff #define PFSYNC_MODVER 1 4483b3a8eb9SGleb Smirnoff 4493b3a8eb9SGleb Smirnoff #define PFLOG_MINVER 1 4503b3a8eb9SGleb Smirnoff #define PFLOG_PREFVER PFLOG_MODVER 4513b3a8eb9SGleb Smirnoff #define PFLOG_MAXVER 1 4523b3a8eb9SGleb Smirnoff #define PFSYNC_MINVER 1 4533b3a8eb9SGleb Smirnoff #define PFSYNC_PREFVER PFSYNC_MODVER 4543b3a8eb9SGleb Smirnoff #define PFSYNC_MAXVER 1 4553b3a8eb9SGleb Smirnoff 4563b3a8eb9SGleb Smirnoff #ifdef INET 4573b3a8eb9SGleb Smirnoff #ifndef INET6 4583b3a8eb9SGleb Smirnoff #define PF_INET_ONLY 4593b3a8eb9SGleb Smirnoff #endif /* ! INET6 */ 4603b3a8eb9SGleb Smirnoff #endif /* INET */ 4613b3a8eb9SGleb Smirnoff 4623b3a8eb9SGleb Smirnoff #ifdef INET6 4633b3a8eb9SGleb Smirnoff #ifndef INET 4643b3a8eb9SGleb Smirnoff #define PF_INET6_ONLY 4653b3a8eb9SGleb Smirnoff #endif /* ! INET */ 4663b3a8eb9SGleb Smirnoff #endif /* INET6 */ 4673b3a8eb9SGleb Smirnoff 4683b3a8eb9SGleb Smirnoff #ifdef INET 4693b3a8eb9SGleb Smirnoff #ifdef INET6 4703b3a8eb9SGleb Smirnoff #define PF_INET_INET6 4713b3a8eb9SGleb Smirnoff #endif /* INET6 */ 4723b3a8eb9SGleb Smirnoff #endif /* INET */ 4733b3a8eb9SGleb Smirnoff 4743b3a8eb9SGleb Smirnoff #else 4753b3a8eb9SGleb Smirnoff 4763b3a8eb9SGleb Smirnoff #define PF_INET_INET6 4773b3a8eb9SGleb Smirnoff 4783b3a8eb9SGleb Smirnoff #endif /* _KERNEL */ 4793b3a8eb9SGleb Smirnoff 4803b3a8eb9SGleb Smirnoff /* Both IPv4 and IPv6 */ 4813b3a8eb9SGleb Smirnoff #ifdef PF_INET_INET6 4823b3a8eb9SGleb Smirnoff 4833b3a8eb9SGleb Smirnoff #define PF_AEQ(a, b, c) \ 4843b3a8eb9SGleb Smirnoff ((c == AF_INET && (a)->addr32[0] == (b)->addr32[0]) || \ 4856332e4ccSGeorge V. Neville-Neil (c == AF_INET6 && (a)->addr32[3] == (b)->addr32[3] && \ 4863b3a8eb9SGleb Smirnoff (a)->addr32[2] == (b)->addr32[2] && \ 4873b3a8eb9SGleb Smirnoff (a)->addr32[1] == (b)->addr32[1] && \ 4883b3a8eb9SGleb Smirnoff (a)->addr32[0] == (b)->addr32[0])) \ 4893b3a8eb9SGleb Smirnoff 4903b3a8eb9SGleb Smirnoff #define PF_ANEQ(a, b, c) \ 4917d762423SKristof Provost ((c == AF_INET && (a)->addr32[0] != (b)->addr32[0]) || \ 49226022843SKristof Provost (c == AF_INET6 && ((a)->addr32[0] != (b)->addr32[0] || \ 4933b3a8eb9SGleb Smirnoff (a)->addr32[1] != (b)->addr32[1] || \ 4946332e4ccSGeorge V. Neville-Neil (a)->addr32[2] != (b)->addr32[2] || \ 49526022843SKristof Provost (a)->addr32[3] != (b)->addr32[3]))) \ 4963b3a8eb9SGleb Smirnoff 4973b3a8eb9SGleb Smirnoff #define PF_AZERO(a, c) \ 4983b3a8eb9SGleb Smirnoff ((c == AF_INET && !(a)->addr32[0]) || \ 4996332e4ccSGeorge V. Neville-Neil (c == AF_INET6 && !(a)->addr32[0] && !(a)->addr32[1] && \ 5003b3a8eb9SGleb Smirnoff !(a)->addr32[2] && !(a)->addr32[3] )) \ 5013b3a8eb9SGleb Smirnoff 5023b3a8eb9SGleb Smirnoff #define PF_MATCHA(n, a, m, b, f) \ 5033b3a8eb9SGleb Smirnoff pf_match_addr(n, a, m, b, f) 5043b3a8eb9SGleb Smirnoff 5053b3a8eb9SGleb Smirnoff #define PF_ACPY(a, b, f) \ 5063b3a8eb9SGleb Smirnoff pf_addrcpy(a, b, f) 5073b3a8eb9SGleb Smirnoff 5083b3a8eb9SGleb Smirnoff #define PF_AINC(a, f) \ 5093b3a8eb9SGleb Smirnoff pf_addr_inc(a, f) 5103b3a8eb9SGleb Smirnoff 5113b3a8eb9SGleb Smirnoff #define PF_POOLMASK(a, b, c, d, f) \ 5123b3a8eb9SGleb Smirnoff pf_poolmask(a, b, c, d, f) 5133b3a8eb9SGleb Smirnoff 5143b3a8eb9SGleb Smirnoff #else 5153b3a8eb9SGleb Smirnoff 5163b3a8eb9SGleb Smirnoff /* Just IPv6 */ 5173b3a8eb9SGleb Smirnoff 5183b3a8eb9SGleb Smirnoff #ifdef PF_INET6_ONLY 5193b3a8eb9SGleb Smirnoff 5203b3a8eb9SGleb Smirnoff #define PF_AEQ(a, b, c) \ 5213b3a8eb9SGleb Smirnoff ((a)->addr32[3] == (b)->addr32[3] && \ 5223b3a8eb9SGleb Smirnoff (a)->addr32[2] == (b)->addr32[2] && \ 5233b3a8eb9SGleb Smirnoff (a)->addr32[1] == (b)->addr32[1] && \ 5243b3a8eb9SGleb Smirnoff (a)->addr32[0] == (b)->addr32[0]) \ 5253b3a8eb9SGleb Smirnoff 5263b3a8eb9SGleb Smirnoff #define PF_ANEQ(a, b, c) \ 5273b3a8eb9SGleb Smirnoff ((a)->addr32[3] != (b)->addr32[3] || \ 5283b3a8eb9SGleb Smirnoff (a)->addr32[2] != (b)->addr32[2] || \ 5293b3a8eb9SGleb Smirnoff (a)->addr32[1] != (b)->addr32[1] || \ 5303b3a8eb9SGleb Smirnoff (a)->addr32[0] != (b)->addr32[0]) \ 5313b3a8eb9SGleb Smirnoff 5323b3a8eb9SGleb Smirnoff #define PF_AZERO(a, c) \ 5333b3a8eb9SGleb Smirnoff (!(a)->addr32[0] && \ 5343b3a8eb9SGleb Smirnoff !(a)->addr32[1] && \ 5353b3a8eb9SGleb Smirnoff !(a)->addr32[2] && \ 5363b3a8eb9SGleb Smirnoff !(a)->addr32[3] ) \ 5373b3a8eb9SGleb Smirnoff 5383b3a8eb9SGleb Smirnoff #define PF_MATCHA(n, a, m, b, f) \ 5393b3a8eb9SGleb Smirnoff pf_match_addr(n, a, m, b, f) 5403b3a8eb9SGleb Smirnoff 5413b3a8eb9SGleb Smirnoff #define PF_ACPY(a, b, f) \ 5423b3a8eb9SGleb Smirnoff pf_addrcpy(a, b, f) 5433b3a8eb9SGleb Smirnoff 5443b3a8eb9SGleb Smirnoff #define PF_AINC(a, f) \ 5453b3a8eb9SGleb Smirnoff pf_addr_inc(a, f) 5463b3a8eb9SGleb Smirnoff 5473b3a8eb9SGleb Smirnoff #define PF_POOLMASK(a, b, c, d, f) \ 5483b3a8eb9SGleb Smirnoff pf_poolmask(a, b, c, d, f) 5493b3a8eb9SGleb Smirnoff 5503b3a8eb9SGleb Smirnoff #else 5513b3a8eb9SGleb Smirnoff 5523b3a8eb9SGleb Smirnoff /* Just IPv4 */ 5533b3a8eb9SGleb Smirnoff #ifdef PF_INET_ONLY 5543b3a8eb9SGleb Smirnoff 5553b3a8eb9SGleb Smirnoff #define PF_AEQ(a, b, c) \ 5563b3a8eb9SGleb Smirnoff ((a)->addr32[0] == (b)->addr32[0]) 5573b3a8eb9SGleb Smirnoff 5583b3a8eb9SGleb Smirnoff #define PF_ANEQ(a, b, c) \ 5593b3a8eb9SGleb Smirnoff ((a)->addr32[0] != (b)->addr32[0]) 5603b3a8eb9SGleb Smirnoff 5613b3a8eb9SGleb Smirnoff #define PF_AZERO(a, c) \ 5623b3a8eb9SGleb Smirnoff (!(a)->addr32[0]) 5633b3a8eb9SGleb Smirnoff 5643b3a8eb9SGleb Smirnoff #define PF_MATCHA(n, a, m, b, f) \ 5653b3a8eb9SGleb Smirnoff pf_match_addr(n, a, m, b, f) 5663b3a8eb9SGleb Smirnoff 5673b3a8eb9SGleb Smirnoff #define PF_ACPY(a, b, f) \ 5683b3a8eb9SGleb Smirnoff (a)->v4.s_addr = (b)->v4.s_addr 5693b3a8eb9SGleb Smirnoff 5703b3a8eb9SGleb Smirnoff #define PF_AINC(a, f) \ 5713b3a8eb9SGleb Smirnoff do { \ 5723b3a8eb9SGleb Smirnoff (a)->addr32[0] = htonl(ntohl((a)->addr32[0]) + 1); \ 5733b3a8eb9SGleb Smirnoff } while (0) 5743b3a8eb9SGleb Smirnoff 5753b3a8eb9SGleb Smirnoff #define PF_POOLMASK(a, b, c, d, f) \ 5763b3a8eb9SGleb Smirnoff do { \ 5773b3a8eb9SGleb Smirnoff (a)->addr32[0] = ((b)->addr32[0] & (c)->addr32[0]) | \ 5783b3a8eb9SGleb Smirnoff (((c)->addr32[0] ^ 0xffffffff ) & (d)->addr32[0]); \ 5793b3a8eb9SGleb Smirnoff } while (0) 5803b3a8eb9SGleb Smirnoff 5813b3a8eb9SGleb Smirnoff #endif /* PF_INET_ONLY */ 5823b3a8eb9SGleb Smirnoff #endif /* PF_INET6_ONLY */ 5833b3a8eb9SGleb Smirnoff #endif /* PF_INET_INET6 */ 5843b3a8eb9SGleb Smirnoff 5853b3a8eb9SGleb Smirnoff /* 5863b3a8eb9SGleb Smirnoff * XXX callers not FIB-aware in our version of pf yet. 5873b3a8eb9SGleb Smirnoff * OpenBSD fixed it later it seems, 2010/05/07 13:33:16 claudio. 5883b3a8eb9SGleb Smirnoff */ 5893b3a8eb9SGleb Smirnoff #define PF_MISMATCHAW(aw, x, af, neg, ifp, rtid) \ 5903b3a8eb9SGleb Smirnoff ( \ 5913b3a8eb9SGleb Smirnoff (((aw)->type == PF_ADDR_NOROUTE && \ 5923b3a8eb9SGleb Smirnoff pf_routable((x), (af), NULL, (rtid))) || \ 5933b3a8eb9SGleb Smirnoff (((aw)->type == PF_ADDR_URPFFAILED && (ifp) != NULL && \ 5943b3a8eb9SGleb Smirnoff pf_routable((x), (af), (ifp), (rtid))) || \ 5953b3a8eb9SGleb Smirnoff ((aw)->type == PF_ADDR_TABLE && \ 5963b3a8eb9SGleb Smirnoff !pfr_match_addr((aw)->p.tbl, (x), (af))) || \ 5973b3a8eb9SGleb Smirnoff ((aw)->type == PF_ADDR_DYNIFTL && \ 5983b3a8eb9SGleb Smirnoff !pfi_match_addr((aw)->p.dyn, (x), (af))) || \ 5993b3a8eb9SGleb Smirnoff ((aw)->type == PF_ADDR_RANGE && \ 6003b3a8eb9SGleb Smirnoff !pf_match_addr_range(&(aw)->v.a.addr, \ 6013b3a8eb9SGleb Smirnoff &(aw)->v.a.mask, (x), (af))) || \ 6023b3a8eb9SGleb Smirnoff ((aw)->type == PF_ADDR_ADDRMASK && \ 6033b3a8eb9SGleb Smirnoff !PF_AZERO(&(aw)->v.a.mask, (af)) && \ 6043b3a8eb9SGleb Smirnoff !PF_MATCHA(0, &(aw)->v.a.addr, \ 6053b3a8eb9SGleb Smirnoff &(aw)->v.a.mask, (x), (af))))) != \ 6063b3a8eb9SGleb Smirnoff (neg) \ 6073b3a8eb9SGleb Smirnoff ) 6083b3a8eb9SGleb Smirnoff 609c3f69af0SKristof Provost #define PF_ALGNMNT(off) (((off) % 2) == 0) 610c3f69af0SKristof Provost 61117ad7334SKristof Provost #ifdef _KERNEL 612e86bddeaSKristof Provost 613320c1116SKristof Provost struct pf_kpooladdr { 614320c1116SKristof Provost struct pf_addr_wrap addr; 615320c1116SKristof Provost TAILQ_ENTRY(pf_kpooladdr) entries; 616320c1116SKristof Provost char ifname[IFNAMSIZ]; 617320c1116SKristof Provost struct pfi_kkif *kif; 618320c1116SKristof Provost }; 619320c1116SKristof Provost 620320c1116SKristof Provost TAILQ_HEAD(pf_kpalist, pf_kpooladdr); 621320c1116SKristof Provost 622320c1116SKristof Provost struct pf_kpool { 6235f5e32f1SKristof Provost struct mtx mtx; 624320c1116SKristof Provost struct pf_kpalist list; 625320c1116SKristof Provost struct pf_kpooladdr *cur; 626320c1116SKristof Provost struct pf_poolhashkey key; 627320c1116SKristof Provost struct pf_addr counter; 6282aa21096SKurosawa Takahiro struct pf_mape_portset mape; 629320c1116SKristof Provost int tblidx; 630320c1116SKristof Provost u_int16_t proxy_port[2]; 631320c1116SKristof Provost u_int8_t opts; 632320c1116SKristof Provost }; 633320c1116SKristof Provost 634ef950daaSKristof Provost struct pf_rule_actions { 6358c23afdbSKajetan Staszkiewicz int32_t rtableid; 636b64f7ce9SKristof Provost uint16_t qid; 637b64f7ce9SKristof Provost uint16_t pqid; 63839282ef3SKajetan Staszkiewicz uint16_t max_mss; 63939282ef3SKajetan Staszkiewicz uint8_t log; 64039282ef3SKajetan Staszkiewicz uint8_t set_tos; 64139282ef3SKajetan Staszkiewicz uint8_t min_ttl; 64263b3c1c7SKristof Provost uint16_t dnpipe; 64363b3c1c7SKristof Provost uint16_t dnrpipe; /* Reverse direction pipe */ 64463b3c1c7SKristof Provost uint32_t flags; 6454bf98559SKajetan Staszkiewicz uint8_t set_prio[2]; 646ef950daaSKristof Provost }; 647ef950daaSKristof Provost 648e732e742SKristof Provost union pf_keth_rule_ptr { 649e732e742SKristof Provost struct pf_keth_rule *ptr; 650e732e742SKristof Provost uint32_t nr; 651e732e742SKristof Provost }; 652e732e742SKristof Provost 653e732e742SKristof Provost struct pf_keth_rule_addr { 654e732e742SKristof Provost uint8_t addr[ETHER_ADDR_LEN]; 655b590f17aSKristof Provost uint8_t mask[ETHER_ADDR_LEN]; 656e732e742SKristof Provost bool neg; 657e732e742SKristof Provost uint8_t isset; 658e732e742SKristof Provost }; 659e732e742SKristof Provost 660c5131afeSKristof Provost struct pf_keth_anchor; 661c5131afeSKristof Provost 662c5131afeSKristof Provost TAILQ_HEAD(pf_keth_ruleq, pf_keth_rule); 663c5131afeSKristof Provost 664c5131afeSKristof Provost struct pf_keth_ruleset { 665c5131afeSKristof Provost struct pf_keth_ruleq rules[2]; 666c5131afeSKristof Provost struct pf_keth_rules { 667c5131afeSKristof Provost struct pf_keth_ruleq *rules; 668c5131afeSKristof Provost int open; 669c5131afeSKristof Provost uint32_t ticket; 670c5131afeSKristof Provost } active, inactive; 671c5131afeSKristof Provost struct epoch_context epoch_ctx; 672c5131afeSKristof Provost struct vnet *vnet; 673c5131afeSKristof Provost struct pf_keth_anchor *anchor; 674c5131afeSKristof Provost }; 675c5131afeSKristof Provost 676c5131afeSKristof Provost RB_HEAD(pf_keth_anchor_global, pf_keth_anchor); 677c5131afeSKristof Provost RB_HEAD(pf_keth_anchor_node, pf_keth_anchor); 678c5131afeSKristof Provost struct pf_keth_anchor { 679c5131afeSKristof Provost RB_ENTRY(pf_keth_anchor) entry_node; 680c5131afeSKristof Provost RB_ENTRY(pf_keth_anchor) entry_global; 681c5131afeSKristof Provost struct pf_keth_anchor *parent; 682c5131afeSKristof Provost struct pf_keth_anchor_node children; 683c5131afeSKristof Provost char name[PF_ANCHOR_NAME_SIZE]; 684c5131afeSKristof Provost char path[MAXPATHLEN]; 685c5131afeSKristof Provost struct pf_keth_ruleset ruleset; 686c5131afeSKristof Provost int refcnt; /* anchor rules */ 687c5131afeSKristof Provost uint8_t anchor_relative; 688c5131afeSKristof Provost uint8_t anchor_wildcard; 689c5131afeSKristof Provost }; 690c5131afeSKristof Provost RB_PROTOTYPE(pf_keth_anchor_node, pf_keth_anchor, entry_node, 691c5131afeSKristof Provost pf_keth_anchor_compare); 692c5131afeSKristof Provost RB_PROTOTYPE(pf_keth_anchor_global, pf_keth_anchor, entry_global, 693c5131afeSKristof Provost pf_keth_anchor_compare); 694c5131afeSKristof Provost 695e732e742SKristof Provost struct pf_keth_rule { 696e732e742SKristof Provost #define PFE_SKIP_IFP 0 697e732e742SKristof Provost #define PFE_SKIP_DIR 1 698e732e742SKristof Provost #define PFE_SKIP_PROTO 2 699e732e742SKristof Provost #define PFE_SKIP_SRC_ADDR 3 700e732e742SKristof Provost #define PFE_SKIP_DST_ADDR 4 701ba94bf28SKristof Provost #define PFE_SKIP_SRC_IP_ADDR 5 702ba94bf28SKristof Provost #define PFE_SKIP_DST_IP_ADDR 6 703ba94bf28SKristof Provost #define PFE_SKIP_COUNT 7 704e732e742SKristof Provost union pf_keth_rule_ptr skip[PFE_SKIP_COUNT]; 705e732e742SKristof Provost 706e732e742SKristof Provost TAILQ_ENTRY(pf_keth_rule) entries; 707e732e742SKristof Provost 708c5131afeSKristof Provost struct pf_keth_anchor *anchor; 709c5131afeSKristof Provost u_int8_t anchor_relative; 710c5131afeSKristof Provost u_int8_t anchor_wildcard; 711c5131afeSKristof Provost 712e732e742SKristof Provost uint32_t nr; 713e732e742SKristof Provost 714e732e742SKristof Provost bool quick; 715e732e742SKristof Provost 716e732e742SKristof Provost /* Filter */ 717e732e742SKristof Provost char ifname[IFNAMSIZ]; 718e732e742SKristof Provost struct pfi_kkif *kif; 719e732e742SKristof Provost bool ifnot; 720e732e742SKristof Provost uint8_t direction; 721e732e742SKristof Provost uint16_t proto; 722e732e742SKristof Provost struct pf_keth_rule_addr src, dst; 7238a42005dSKristof Provost struct pf_rule_addr ipsrc, ipdst; 7241f61367fSKristof Provost char match_tagname[PF_TAG_NAME_SIZE]; 7251f61367fSKristof Provost uint16_t match_tag; 7261f61367fSKristof Provost bool match_tag_not; 7271f61367fSKristof Provost 728e732e742SKristof Provost 729e732e742SKristof Provost /* Stats */ 730e732e742SKristof Provost counter_u64_t evaluations; 731e732e742SKristof Provost counter_u64_t packets[2]; 732e732e742SKristof Provost counter_u64_t bytes[2]; 7331d090028SKristof Provost time_t *timestamp; 734e732e742SKristof Provost 735e732e742SKristof Provost /* Action */ 736e732e742SKristof Provost char qname[PF_QNAME_SIZE]; 737e732e742SKristof Provost int qid; 738e732e742SKristof Provost char tagname[PF_TAG_NAME_SIZE]; 739e732e742SKristof Provost uint16_t tag; 7408a8af942SKristof Provost char bridge_to_name[IFNAMSIZ]; 7418a8af942SKristof Provost struct pfi_kkif *bridge_to; 742e732e742SKristof Provost uint8_t action; 743fb330f39SKristof Provost uint16_t dnpipe; 744fb330f39SKristof Provost uint32_t dnflags; 745ef661d4aSChristian McDonald 746ef661d4aSChristian McDonald char label[PF_RULE_MAX_LABEL_COUNT][PF_RULE_LABEL_SIZE]; 747ef661d4aSChristian McDonald uint32_t ridentifier; 748e732e742SKristof Provost }; 749e732e742SKristof Provost 750e86bddeaSKristof Provost union pf_krule_ptr { 751e86bddeaSKristof Provost struct pf_krule *ptr; 752e86bddeaSKristof Provost u_int32_t nr; 753e86bddeaSKristof Provost }; 754e86bddeaSKristof Provost 755bd7762c8SMateusz Guzik RB_HEAD(pf_krule_global, pf_krule); 756bd7762c8SMateusz Guzik RB_PROTOTYPE(pf_krule_global, pf_krule, entry_global, pf_krule_compare); 757bd7762c8SMateusz Guzik 758e86bddeaSKristof Provost struct pf_krule { 759e86bddeaSKristof Provost struct pf_rule_addr src; 760e86bddeaSKristof Provost struct pf_rule_addr dst; 761e86bddeaSKristof Provost union pf_krule_ptr skip[PF_SKIP_COUNT]; 7626fcc8e04SKristof Provost char label[PF_RULE_MAX_LABEL_COUNT][PF_RULE_LABEL_SIZE]; 76376c5eeccSKristof Provost uint32_t ridentifier; 764e86bddeaSKristof Provost char ifname[IFNAMSIZ]; 765e86bddeaSKristof Provost char qname[PF_QNAME_SIZE]; 766e86bddeaSKristof Provost char pqname[PF_QNAME_SIZE]; 767e86bddeaSKristof Provost char tagname[PF_TAG_NAME_SIZE]; 768e86bddeaSKristof Provost char match_tagname[PF_TAG_NAME_SIZE]; 769e86bddeaSKristof Provost 770e86bddeaSKristof Provost char overload_tblname[PF_TABLE_NAME_SIZE]; 771e86bddeaSKristof Provost 772e86bddeaSKristof Provost TAILQ_ENTRY(pf_krule) entries; 773320c1116SKristof Provost struct pf_kpool rpool; 774e86bddeaSKristof Provost 77502cf67ccSMateusz Guzik struct pf_counter_u64 evaluations; 77602cf67ccSMateusz Guzik struct pf_counter_u64 packets[2]; 77702cf67ccSMateusz Guzik struct pf_counter_u64 bytes[2]; 7781d090028SKristof Provost time_t *timestamp; 779e86bddeaSKristof Provost 780320c1116SKristof Provost struct pfi_kkif *kif; 781e86bddeaSKristof Provost struct pf_kanchor *anchor; 782e86bddeaSKristof Provost struct pfr_ktable *overload_tbl; 783e86bddeaSKristof Provost 784e86bddeaSKristof Provost pf_osfp_t os_fingerprint; 785e86bddeaSKristof Provost 7868c23afdbSKajetan Staszkiewicz int32_t rtableid; 787e86bddeaSKristof Provost u_int32_t timeout[PFTM_MAX]; 788e86bddeaSKristof Provost u_int32_t max_states; 789e86bddeaSKristof Provost u_int32_t max_src_nodes; 790e86bddeaSKristof Provost u_int32_t max_src_states; 791e86bddeaSKristof Provost u_int32_t max_src_conn; 792e86bddeaSKristof Provost struct { 793e86bddeaSKristof Provost u_int32_t limit; 794e86bddeaSKristof Provost u_int32_t seconds; 795e86bddeaSKristof Provost } max_src_conn_rate; 796b64f7ce9SKristof Provost u_int16_t qid; 797b64f7ce9SKristof Provost u_int16_t pqid; 79863b3c1c7SKristof Provost u_int16_t dnpipe; 79963b3c1c7SKristof Provost u_int16_t dnrpipe; 80063b3c1c7SKristof Provost u_int32_t free_flags; 801e86bddeaSKristof Provost u_int32_t nr; 802e86bddeaSKristof Provost u_int32_t prob; 803e86bddeaSKristof Provost uid_t cuid; 804e86bddeaSKristof Provost pid_t cpid; 805e86bddeaSKristof Provost 806e86bddeaSKristof Provost counter_u64_t states_cur; 807e86bddeaSKristof Provost counter_u64_t states_tot; 808e86bddeaSKristof Provost counter_u64_t src_nodes; 809e86bddeaSKristof Provost 810e86bddeaSKristof Provost u_int16_t return_icmp; 811e86bddeaSKristof Provost u_int16_t return_icmp6; 812e86bddeaSKristof Provost u_int16_t max_mss; 813e86bddeaSKristof Provost u_int16_t tag; 814e86bddeaSKristof Provost u_int16_t match_tag; 815e86bddeaSKristof Provost u_int16_t scrub_flags; 816e86bddeaSKristof Provost 817e86bddeaSKristof Provost struct pf_rule_uid uid; 818e86bddeaSKristof Provost struct pf_rule_gid gid; 819e86bddeaSKristof Provost 820e86bddeaSKristof Provost u_int32_t rule_flag; 8214f1f67e8SKristof Provost uint32_t rule_ref; 822e86bddeaSKristof Provost u_int8_t action; 823e86bddeaSKristof Provost u_int8_t direction; 824e86bddeaSKristof Provost u_int8_t log; 825e86bddeaSKristof Provost u_int8_t logif; 826e86bddeaSKristof Provost u_int8_t quick; 827e86bddeaSKristof Provost u_int8_t ifnot; 828e86bddeaSKristof Provost u_int8_t match_tag_not; 829e86bddeaSKristof Provost u_int8_t natpass; 830e86bddeaSKristof Provost 831e86bddeaSKristof Provost u_int8_t keep_state; 832e86bddeaSKristof Provost sa_family_t af; 833e86bddeaSKristof Provost u_int8_t proto; 834e86bddeaSKristof Provost u_int8_t type; 835e86bddeaSKristof Provost u_int8_t code; 836e86bddeaSKristof Provost u_int8_t flags; 837e86bddeaSKristof Provost u_int8_t flagset; 838e86bddeaSKristof Provost u_int8_t min_ttl; 839e86bddeaSKristof Provost u_int8_t allow_opts; 840e86bddeaSKristof Provost u_int8_t rt; 841e86bddeaSKristof Provost u_int8_t return_ttl; 842e86bddeaSKristof Provost u_int8_t tos; 843e86bddeaSKristof Provost u_int8_t set_tos; 844e86bddeaSKristof Provost u_int8_t anchor_relative; 845e86bddeaSKristof Provost u_int8_t anchor_wildcard; 846e86bddeaSKristof Provost 847e86bddeaSKristof Provost u_int8_t flush; 848e86bddeaSKristof Provost u_int8_t prio; 849e86bddeaSKristof Provost u_int8_t set_prio[2]; 850e86bddeaSKristof Provost 851e86bddeaSKristof Provost struct { 852e86bddeaSKristof Provost struct pf_addr addr; 853e86bddeaSKristof Provost u_int16_t port; 854e86bddeaSKristof Provost } divert; 8551a3e98a5SMateusz Guzik u_int8_t md5sum[PF_MD5_DIGEST_LENGTH]; 856bd7762c8SMateusz Guzik RB_ENTRY(pf_krule) entry_global; 85702cf67ccSMateusz Guzik 85802cf67ccSMateusz Guzik #ifdef PF_WANT_32_TO_64_COUNTER 85902cf67ccSMateusz Guzik LIST_ENTRY(pf_krule) allrulelist; 86002cf67ccSMateusz Guzik bool allrulelinked; 86102cf67ccSMateusz Guzik #endif 862e86bddeaSKristof Provost }; 863e86bddeaSKristof Provost 86439282ef3SKajetan Staszkiewicz struct pf_krule_item { 86539282ef3SKajetan Staszkiewicz SLIST_ENTRY(pf_krule_item) entry; 86639282ef3SKajetan Staszkiewicz struct pf_krule *r; 86739282ef3SKajetan Staszkiewicz }; 86839282ef3SKajetan Staszkiewicz 86939282ef3SKajetan Staszkiewicz SLIST_HEAD(pf_krule_slist, pf_krule_item); 87039282ef3SKajetan Staszkiewicz 87117ad7334SKristof Provost struct pf_ksrc_node { 87217ad7334SKristof Provost LIST_ENTRY(pf_ksrc_node) entry; 8733b3a8eb9SGleb Smirnoff struct pf_addr addr; 8743b3a8eb9SGleb Smirnoff struct pf_addr raddr; 87539282ef3SKajetan Staszkiewicz struct pf_krule_slist match_rules; 876e86bddeaSKristof Provost union pf_krule_ptr rule; 877320c1116SKristof Provost struct pfi_kkif *kif; 878fbbf270eSKristof Provost counter_u64_t bytes[2]; 879fbbf270eSKristof Provost counter_u64_t packets[2]; 8803b3a8eb9SGleb Smirnoff u_int32_t states; 8813b3a8eb9SGleb Smirnoff u_int32_t conn; 8823b3a8eb9SGleb Smirnoff struct pf_threshold conn_rate; 8833b3a8eb9SGleb Smirnoff u_int32_t creation; 8843b3a8eb9SGleb Smirnoff u_int32_t expire; 8853b3a8eb9SGleb Smirnoff sa_family_t af; 8863b3a8eb9SGleb Smirnoff u_int8_t ruletype; 887db0a2bfdSKajetan Staszkiewicz struct mtx *lock; 8883b3a8eb9SGleb Smirnoff }; 88917ad7334SKristof Provost #endif 8903b3a8eb9SGleb Smirnoff 8913b3a8eb9SGleb Smirnoff struct pf_state_scrub { 8923b3a8eb9SGleb Smirnoff struct timeval pfss_last; /* time received last packet */ 8933b3a8eb9SGleb Smirnoff u_int32_t pfss_tsecr; /* last echoed timestamp */ 8943b3a8eb9SGleb Smirnoff u_int32_t pfss_tsval; /* largest timestamp */ 8953b3a8eb9SGleb Smirnoff u_int32_t pfss_tsval0; /* original timestamp */ 8963b3a8eb9SGleb Smirnoff u_int16_t pfss_flags; 8973b3a8eb9SGleb Smirnoff #define PFSS_TIMESTAMP 0x0001 /* modulate timestamp */ 8983b3a8eb9SGleb Smirnoff #define PFSS_PAWS 0x0010 /* stricter PAWS checks */ 8993b3a8eb9SGleb Smirnoff #define PFSS_PAWS_IDLED 0x0020 /* was idle too long. no PAWS */ 9003b3a8eb9SGleb Smirnoff #define PFSS_DATA_TS 0x0040 /* timestamp on data packets */ 9013b3a8eb9SGleb Smirnoff #define PFSS_DATA_NOTS 0x0080 /* no timestamp on data packets */ 9023b3a8eb9SGleb Smirnoff u_int8_t pfss_ttl; /* stashed TTL */ 9033b3a8eb9SGleb Smirnoff u_int8_t pad; 9043b3a8eb9SGleb Smirnoff u_int32_t pfss_ts_mod; /* timestamp modulation */ 9053b3a8eb9SGleb Smirnoff }; 9063b3a8eb9SGleb Smirnoff 9073b3a8eb9SGleb Smirnoff struct pf_state_host { 9083b3a8eb9SGleb Smirnoff struct pf_addr addr; 9093b3a8eb9SGleb Smirnoff u_int16_t port; 9103b3a8eb9SGleb Smirnoff u_int16_t pad; 9113b3a8eb9SGleb Smirnoff }; 9123b3a8eb9SGleb Smirnoff 9133b3a8eb9SGleb Smirnoff struct pf_state_peer { 9143b3a8eb9SGleb Smirnoff struct pf_state_scrub *scrub; /* state is scrubbed */ 9153b3a8eb9SGleb Smirnoff u_int32_t seqlo; /* Max sequence number sent */ 9163b3a8eb9SGleb Smirnoff u_int32_t seqhi; /* Max the other end ACKd + win */ 9173b3a8eb9SGleb Smirnoff u_int32_t seqdiff; /* Sequence number modulator */ 9183b3a8eb9SGleb Smirnoff u_int16_t max_win; /* largest window (pre scaling) */ 9193b3a8eb9SGleb Smirnoff u_int16_t mss; /* Maximum segment size option */ 9203b3a8eb9SGleb Smirnoff u_int8_t state; /* active state level */ 9213b3a8eb9SGleb Smirnoff u_int8_t wscale; /* window scaling factor */ 9223b3a8eb9SGleb Smirnoff u_int8_t tcp_est; /* Did we reach TCPS_ESTABLISHED */ 9233b3a8eb9SGleb Smirnoff u_int8_t pad[1]; 9243b3a8eb9SGleb Smirnoff }; 9253b3a8eb9SGleb Smirnoff 9263b3a8eb9SGleb Smirnoff /* Keep synced with struct pf_state_key. */ 9273b3a8eb9SGleb Smirnoff struct pf_state_key_cmp { 9283b3a8eb9SGleb Smirnoff struct pf_addr addr[2]; 9293b3a8eb9SGleb Smirnoff u_int16_t port[2]; 9303b3a8eb9SGleb Smirnoff sa_family_t af; 9313b3a8eb9SGleb Smirnoff u_int8_t proto; 9323b3a8eb9SGleb Smirnoff u_int8_t pad[2]; 9333b3a8eb9SGleb Smirnoff }; 9343b3a8eb9SGleb Smirnoff 9353b3a8eb9SGleb Smirnoff struct pf_state_key { 9363b3a8eb9SGleb Smirnoff struct pf_addr addr[2]; 9373b3a8eb9SGleb Smirnoff u_int16_t port[2]; 9383b3a8eb9SGleb Smirnoff sa_family_t af; 9393b3a8eb9SGleb Smirnoff u_int8_t proto; 9403b3a8eb9SGleb Smirnoff u_int8_t pad[2]; 9413b3a8eb9SGleb Smirnoff 9423b3a8eb9SGleb Smirnoff LIST_ENTRY(pf_state_key) entry; 943211cddf9SKristof Provost TAILQ_HEAD(, pf_kstate) states[2]; 9443b3a8eb9SGleb Smirnoff }; 9453b3a8eb9SGleb Smirnoff 946211cddf9SKristof Provost /* Keep synced with struct pf_kstate. */ 9473b3a8eb9SGleb Smirnoff struct pf_state_cmp { 9483b3a8eb9SGleb Smirnoff u_int64_t id; 9493b3a8eb9SGleb Smirnoff u_int32_t creatorid; 9503b3a8eb9SGleb Smirnoff u_int8_t direction; 9513b3a8eb9SGleb Smirnoff u_int8_t pad[3]; 9523b3a8eb9SGleb Smirnoff }; 9533b3a8eb9SGleb Smirnoff 954c6bf20a2SKristof Provost struct pf_state_scrub_export { 955c6bf20a2SKristof Provost uint16_t pfss_flags; 956c6bf20a2SKristof Provost uint8_t pfss_ttl; /* stashed TTL */ 957c6bf20a2SKristof Provost #define PF_SCRUB_FLAG_VALID 0x01 958c6bf20a2SKristof Provost uint8_t scrub_flag; 959c6bf20a2SKristof Provost uint32_t pfss_ts_mod; /* timestamp modulation */ 960c6bf20a2SKristof Provost }; 961c6bf20a2SKristof Provost 962c6bf20a2SKristof Provost struct pf_state_key_export { 963c6bf20a2SKristof Provost struct pf_addr addr[2]; 964c6bf20a2SKristof Provost uint16_t port[2]; 965c6bf20a2SKristof Provost }; 966c6bf20a2SKristof Provost 967c6bf20a2SKristof Provost struct pf_state_peer_export { 968c6bf20a2SKristof Provost struct pf_state_scrub_export scrub; /* state is scrubbed */ 969c6bf20a2SKristof Provost uint32_t seqlo; /* Max sequence number sent */ 970c6bf20a2SKristof Provost uint32_t seqhi; /* Max the other end ACKd + win */ 971c6bf20a2SKristof Provost uint32_t seqdiff; /* Sequence number modulator */ 972c6bf20a2SKristof Provost uint16_t max_win; /* largest window (pre scaling) */ 973c6bf20a2SKristof Provost uint16_t mss; /* Maximum segment size option */ 974c6bf20a2SKristof Provost uint8_t state; /* active state level */ 975c6bf20a2SKristof Provost uint8_t wscale; /* window scaling factor */ 976c6bf20a2SKristof Provost uint8_t dummy[6]; 977c6bf20a2SKristof Provost }; 978c6bf20a2SKristof Provost _Static_assert(sizeof(struct pf_state_peer_export) == 32, "size incorrect"); 979c6bf20a2SKristof Provost 980c6bf20a2SKristof Provost struct pf_state_export { 981c6bf20a2SKristof Provost uint64_t version; 982c45d6b0eSKajetan Staszkiewicz #define PF_STATE_VERSION 20230404 983c6bf20a2SKristof Provost uint64_t id; 984c6bf20a2SKristof Provost char ifname[IFNAMSIZ]; 985c6bf20a2SKristof Provost char orig_ifname[IFNAMSIZ]; 986c6bf20a2SKristof Provost struct pf_state_key_export key[2]; 987c6bf20a2SKristof Provost struct pf_state_peer_export src; 988c6bf20a2SKristof Provost struct pf_state_peer_export dst; 989c6bf20a2SKristof Provost struct pf_addr rt_addr; 990c6bf20a2SKristof Provost uint32_t rule; 991c6bf20a2SKristof Provost uint32_t anchor; 992c6bf20a2SKristof Provost uint32_t nat_rule; 993c6bf20a2SKristof Provost uint32_t creation; 994c6bf20a2SKristof Provost uint32_t expire; 995c6bf20a2SKristof Provost uint32_t spare0; 996c6bf20a2SKristof Provost uint64_t packets[2]; 997c6bf20a2SKristof Provost uint64_t bytes[2]; 998c6bf20a2SKristof Provost uint32_t creatorid; 999c6bf20a2SKristof Provost uint32_t spare1; 1000c6bf20a2SKristof Provost sa_family_t af; 1001c6bf20a2SKristof Provost uint8_t proto; 1002c6bf20a2SKristof Provost uint8_t direction; 1003c6bf20a2SKristof Provost uint8_t log; 100439282ef3SKajetan Staszkiewicz uint8_t state_flags_compat; 1005c6bf20a2SKristof Provost uint8_t timeout; 1006c6bf20a2SKristof Provost uint8_t sync_flags; 1007c6bf20a2SKristof Provost uint8_t updates; 100839282ef3SKajetan Staszkiewicz uint16_t state_flags; 1009c45d6b0eSKajetan Staszkiewicz uint16_t qid; 1010c45d6b0eSKajetan Staszkiewicz uint16_t pqid; 1011c45d6b0eSKajetan Staszkiewicz uint16_t dnpipe; 1012c45d6b0eSKajetan Staszkiewicz uint16_t dnrpipe; 1013c45d6b0eSKajetan Staszkiewicz int32_t rtableid; 1014c45d6b0eSKajetan Staszkiewicz uint8_t min_ttl; 1015c45d6b0eSKajetan Staszkiewicz uint8_t set_tos; 1016c45d6b0eSKajetan Staszkiewicz uint16_t max_mss; 1017c45d6b0eSKajetan Staszkiewicz uint8_t set_prio[2]; 1018c45d6b0eSKajetan Staszkiewicz uint8_t rt; 1019c45d6b0eSKajetan Staszkiewicz char rt_ifname[IFNAMSIZ]; 1020c6bf20a2SKristof Provost 1021c45d6b0eSKajetan Staszkiewicz uint8_t spare[72]; 1022c6bf20a2SKristof Provost }; 1023c6bf20a2SKristof Provost _Static_assert(sizeof(struct pf_state_export) == 384, "size incorrect"); 1024c6bf20a2SKristof Provost 1025e86bddeaSKristof Provost #ifdef _KERNEL 1026211cddf9SKristof Provost struct pf_kstate { 1027f9aa757dSMateusz Guzik /* 1028f9aa757dSMateusz Guzik * Area shared with pf_state_cmp 1029f9aa757dSMateusz Guzik */ 10303b3a8eb9SGleb Smirnoff u_int64_t id; 10313b3a8eb9SGleb Smirnoff u_int32_t creatorid; 10323b3a8eb9SGleb Smirnoff u_int8_t direction; 10333b3a8eb9SGleb Smirnoff u_int8_t pad[3]; 1034f9aa757dSMateusz Guzik /* 1035f9aa757dSMateusz Guzik * end of the area 1036f9aa757dSMateusz Guzik */ 10373b3a8eb9SGleb Smirnoff 103839282ef3SKajetan Staszkiewicz u_int16_t state_flags; 10399009d36aSMateusz Guzik u_int8_t timeout; 10409009d36aSMateusz Guzik u_int8_t sync_state; /* PFSYNC_S_x */ 10419009d36aSMateusz Guzik u_int8_t sync_updates; /* XXX */ 10423b3a8eb9SGleb Smirnoff u_int refs; 1043907257d6SMateusz Guzik struct mtx *lock; 1044211cddf9SKristof Provost TAILQ_ENTRY(pf_kstate) sync_list; 1045211cddf9SKristof Provost TAILQ_ENTRY(pf_kstate) key_list[2]; 1046211cddf9SKristof Provost LIST_ENTRY(pf_kstate) entry; 10473b3a8eb9SGleb Smirnoff struct pf_state_peer src; 10483b3a8eb9SGleb Smirnoff struct pf_state_peer dst; 104939282ef3SKajetan Staszkiewicz struct pf_krule_slist match_rules; 1050e86bddeaSKristof Provost union pf_krule_ptr rule; 1051e86bddeaSKristof Provost union pf_krule_ptr anchor; 1052e86bddeaSKristof Provost union pf_krule_ptr nat_rule; 10533b3a8eb9SGleb Smirnoff struct pf_addr rt_addr; 10543b3a8eb9SGleb Smirnoff struct pf_state_key *key[2]; /* addresses stack and wire */ 1055320c1116SKristof Provost struct pfi_kkif *kif; 1056d0fdf2b2SKristof Provost struct pfi_kkif *orig_kif; /* The real kif, even if we're a floating state (i.e. if == V_pfi_all). */ 1057320c1116SKristof Provost struct pfi_kkif *rt_kif; 105817ad7334SKristof Provost struct pf_ksrc_node *src_node; 105917ad7334SKristof Provost struct pf_ksrc_node *nat_src_node; 106055cc305dSMateusz Guzik u_int64_t packets[2]; 106155cc305dSMateusz Guzik u_int64_t bytes[2]; 10623b3a8eb9SGleb Smirnoff u_int32_t creation; 10633b3a8eb9SGleb Smirnoff u_int32_t expire; 10643b3a8eb9SGleb Smirnoff u_int32_t pfsync_time; 10656b4ed16dSKajetan Staszkiewicz struct pf_rule_actions act; 10663b3a8eb9SGleb Smirnoff u_int16_t tag; 10674bf98559SKajetan Staszkiewicz u_int8_t rt; 10683b3a8eb9SGleb Smirnoff }; 1069e6dd0e2eSMateusz Guzik 1070e6dd0e2eSMateusz Guzik /* 10714bf98559SKajetan Staszkiewicz * Size <= fits 11 objects per page on LP64. Try to not grow the struct beyond that. 1072e6dd0e2eSMateusz Guzik */ 10734bf98559SKajetan Staszkiewicz _Static_assert(sizeof(struct pf_kstate) <= 368, "pf_kstate size crosses 368 bytes"); 1074e86bddeaSKristof Provost #endif 10753b3a8eb9SGleb Smirnoff 10763b3a8eb9SGleb Smirnoff /* 10773b3a8eb9SGleb Smirnoff * Unified state structures for pulling states out of the kernel 10783b3a8eb9SGleb Smirnoff * used by pfsync(4) and the pf(4) ioctl. 10793b3a8eb9SGleb Smirnoff */ 10803b3a8eb9SGleb Smirnoff struct pfsync_state_scrub { 10813b3a8eb9SGleb Smirnoff u_int16_t pfss_flags; 10823b3a8eb9SGleb Smirnoff u_int8_t pfss_ttl; /* stashed TTL */ 10833b3a8eb9SGleb Smirnoff #define PFSYNC_SCRUB_FLAG_VALID 0x01 10843b3a8eb9SGleb Smirnoff u_int8_t scrub_flag; 10853b3a8eb9SGleb Smirnoff u_int32_t pfss_ts_mod; /* timestamp modulation */ 10863b3a8eb9SGleb Smirnoff } __packed; 10873b3a8eb9SGleb Smirnoff 10883b3a8eb9SGleb Smirnoff struct pfsync_state_peer { 10893b3a8eb9SGleb Smirnoff struct pfsync_state_scrub scrub; /* state is scrubbed */ 10903b3a8eb9SGleb Smirnoff u_int32_t seqlo; /* Max sequence number sent */ 10913b3a8eb9SGleb Smirnoff u_int32_t seqhi; /* Max the other end ACKd + win */ 10923b3a8eb9SGleb Smirnoff u_int32_t seqdiff; /* Sequence number modulator */ 10933b3a8eb9SGleb Smirnoff u_int16_t max_win; /* largest window (pre scaling) */ 10943b3a8eb9SGleb Smirnoff u_int16_t mss; /* Maximum segment size option */ 10953b3a8eb9SGleb Smirnoff u_int8_t state; /* active state level */ 10963b3a8eb9SGleb Smirnoff u_int8_t wscale; /* window scaling factor */ 10973b3a8eb9SGleb Smirnoff u_int8_t pad[6]; 10983b3a8eb9SGleb Smirnoff } __packed; 10993b3a8eb9SGleb Smirnoff 11003b3a8eb9SGleb Smirnoff struct pfsync_state_key { 11013b3a8eb9SGleb Smirnoff struct pf_addr addr[2]; 11023b3a8eb9SGleb Smirnoff u_int16_t port[2]; 11033b3a8eb9SGleb Smirnoff }; 11043b3a8eb9SGleb Smirnoff 11054bf98559SKajetan Staszkiewicz struct pfsync_state_1301 { 11064bf98559SKajetan Staszkiewicz u_int64_t id; 11074bf98559SKajetan Staszkiewicz char ifname[IFNAMSIZ]; 11084bf98559SKajetan Staszkiewicz struct pfsync_state_key key[2]; 11094bf98559SKajetan Staszkiewicz struct pfsync_state_peer src; 11104bf98559SKajetan Staszkiewicz struct pfsync_state_peer dst; 11114bf98559SKajetan Staszkiewicz struct pf_addr rt_addr; 11124bf98559SKajetan Staszkiewicz u_int32_t rule; 11134bf98559SKajetan Staszkiewicz u_int32_t anchor; 11144bf98559SKajetan Staszkiewicz u_int32_t nat_rule; 11154bf98559SKajetan Staszkiewicz u_int32_t creation; 11164bf98559SKajetan Staszkiewicz u_int32_t expire; 11174bf98559SKajetan Staszkiewicz u_int32_t packets[2][2]; 11184bf98559SKajetan Staszkiewicz u_int32_t bytes[2][2]; 11194bf98559SKajetan Staszkiewicz u_int32_t creatorid; 11204bf98559SKajetan Staszkiewicz sa_family_t af; 11214bf98559SKajetan Staszkiewicz u_int8_t proto; 11224bf98559SKajetan Staszkiewicz u_int8_t direction; 11234bf98559SKajetan Staszkiewicz u_int8_t __spare[2]; 11244bf98559SKajetan Staszkiewicz u_int8_t log; 11254bf98559SKajetan Staszkiewicz u_int8_t state_flags; 11264bf98559SKajetan Staszkiewicz u_int8_t timeout; 11274bf98559SKajetan Staszkiewicz u_int8_t sync_flags; 11284bf98559SKajetan Staszkiewicz u_int8_t updates; 11294bf98559SKajetan Staszkiewicz } __packed; 11304bf98559SKajetan Staszkiewicz 11314bf98559SKajetan Staszkiewicz struct pfsync_state_1400 { 11324bf98559SKajetan Staszkiewicz /* The beginning of the struct is compatible with previous versions */ 11333b3a8eb9SGleb Smirnoff u_int64_t id; 11343b3a8eb9SGleb Smirnoff char ifname[IFNAMSIZ]; 11353b3a8eb9SGleb Smirnoff struct pfsync_state_key key[2]; 11363b3a8eb9SGleb Smirnoff struct pfsync_state_peer src; 11373b3a8eb9SGleb Smirnoff struct pfsync_state_peer dst; 11383b3a8eb9SGleb Smirnoff struct pf_addr rt_addr; 11393b3a8eb9SGleb Smirnoff u_int32_t rule; 11403b3a8eb9SGleb Smirnoff u_int32_t anchor; 11413b3a8eb9SGleb Smirnoff u_int32_t nat_rule; 11423b3a8eb9SGleb Smirnoff u_int32_t creation; 11433b3a8eb9SGleb Smirnoff u_int32_t expire; 11443b3a8eb9SGleb Smirnoff u_int32_t packets[2][2]; 11453b3a8eb9SGleb Smirnoff u_int32_t bytes[2][2]; 11463b3a8eb9SGleb Smirnoff u_int32_t creatorid; 11473b3a8eb9SGleb Smirnoff sa_family_t af; 11483b3a8eb9SGleb Smirnoff u_int8_t proto; 11493b3a8eb9SGleb Smirnoff u_int8_t direction; 115039282ef3SKajetan Staszkiewicz u_int16_t state_flags; 11513b3a8eb9SGleb Smirnoff u_int8_t log; 11524bf98559SKajetan Staszkiewicz u_int8_t __spare; 11533b3a8eb9SGleb Smirnoff u_int8_t timeout; 11543b3a8eb9SGleb Smirnoff u_int8_t sync_flags; 11553b3a8eb9SGleb Smirnoff u_int8_t updates; 11564bf98559SKajetan Staszkiewicz /* The rest is not */ 11574bf98559SKajetan Staszkiewicz u_int16_t qid; 11584bf98559SKajetan Staszkiewicz u_int16_t pqid; 11594bf98559SKajetan Staszkiewicz u_int16_t dnpipe; 11604bf98559SKajetan Staszkiewicz u_int16_t dnrpipe; 11614bf98559SKajetan Staszkiewicz int32_t rtableid; 11624bf98559SKajetan Staszkiewicz u_int8_t min_ttl; 11634bf98559SKajetan Staszkiewicz u_int8_t set_tos; 11644bf98559SKajetan Staszkiewicz u_int16_t max_mss; 11654bf98559SKajetan Staszkiewicz u_int8_t set_prio[2]; 11664bf98559SKajetan Staszkiewicz u_int8_t rt; 11674bf98559SKajetan Staszkiewicz char rt_ifname[IFNAMSIZ]; 11684bf98559SKajetan Staszkiewicz 11694bf98559SKajetan Staszkiewicz } __packed; 11704bf98559SKajetan Staszkiewicz 11714bf98559SKajetan Staszkiewicz union pfsync_state_union { 11724bf98559SKajetan Staszkiewicz struct pfsync_state_1301 pfs_1301; 11734bf98559SKajetan Staszkiewicz struct pfsync_state_1400 pfs_1400; 11743b3a8eb9SGleb Smirnoff } __packed; 11753b3a8eb9SGleb Smirnoff 11763b3a8eb9SGleb Smirnoff #ifdef _KERNEL 11773b3a8eb9SGleb Smirnoff /* pfsync */ 11784bf98559SKajetan Staszkiewicz typedef int pfsync_state_import_t(union pfsync_state_union *, int, int); 1179211cddf9SKristof Provost typedef void pfsync_insert_state_t(struct pf_kstate *); 1180211cddf9SKristof Provost typedef void pfsync_update_state_t(struct pf_kstate *); 1181211cddf9SKristof Provost typedef void pfsync_delete_state_t(struct pf_kstate *); 11823b3a8eb9SGleb Smirnoff typedef void pfsync_clear_states_t(u_int32_t, const char *); 1183211cddf9SKristof Provost typedef int pfsync_defer_t(struct pf_kstate *, struct mbuf *); 1184fbbf436dSKristof Provost typedef void pfsync_detach_ifnet_t(struct ifnet *); 11853b3a8eb9SGleb Smirnoff 11865f6cf24eSKristof Provost VNET_DECLARE(pfsync_state_import_t *, pfsync_state_import_ptr); 11875f6cf24eSKristof Provost #define V_pfsync_state_import_ptr VNET(pfsync_state_import_ptr) 11885f6cf24eSKristof Provost VNET_DECLARE(pfsync_insert_state_t *, pfsync_insert_state_ptr); 11895f6cf24eSKristof Provost #define V_pfsync_insert_state_ptr VNET(pfsync_insert_state_ptr) 11905f6cf24eSKristof Provost VNET_DECLARE(pfsync_update_state_t *, pfsync_update_state_ptr); 11915f6cf24eSKristof Provost #define V_pfsync_update_state_ptr VNET(pfsync_update_state_ptr) 11925f6cf24eSKristof Provost VNET_DECLARE(pfsync_delete_state_t *, pfsync_delete_state_ptr); 11935f6cf24eSKristof Provost #define V_pfsync_delete_state_ptr VNET(pfsync_delete_state_ptr) 11945f6cf24eSKristof Provost VNET_DECLARE(pfsync_clear_states_t *, pfsync_clear_states_ptr); 11955f6cf24eSKristof Provost #define V_pfsync_clear_states_ptr VNET(pfsync_clear_states_ptr) 11965f6cf24eSKristof Provost VNET_DECLARE(pfsync_defer_t *, pfsync_defer_ptr); 11975f6cf24eSKristof Provost #define V_pfsync_defer_ptr VNET(pfsync_defer_ptr) 1198fbbf436dSKristof Provost extern pfsync_detach_ifnet_t *pfsync_detach_ifnet_ptr; 11993b3a8eb9SGleb Smirnoff 12004bf98559SKajetan Staszkiewicz void pfsync_state_export(union pfsync_state_union *, 12014bf98559SKajetan Staszkiewicz struct pf_kstate *, int); 1202c6bf20a2SKristof Provost void pf_state_export(struct pf_state_export *, 1203c6bf20a2SKristof Provost struct pf_kstate *); 12043b3a8eb9SGleb Smirnoff 12053b3a8eb9SGleb Smirnoff /* pflog */ 1206e86bddeaSKristof Provost struct pf_kruleset; 12073b3a8eb9SGleb Smirnoff struct pf_pdesc; 1208320c1116SKristof Provost typedef int pflog_packet_t(struct pfi_kkif *, struct mbuf *, sa_family_t, 1209f2064dd1SKajetan Staszkiewicz u_int8_t, struct pf_krule *, struct pf_krule *, struct pf_kruleset *, 1210f2064dd1SKajetan Staszkiewicz struct pf_pdesc *, int); 12113b3a8eb9SGleb Smirnoff extern pflog_packet_t *pflog_packet_ptr; 12123b3a8eb9SGleb Smirnoff 12133b3a8eb9SGleb Smirnoff #endif /* _KERNEL */ 12143b3a8eb9SGleb Smirnoff 12153b3a8eb9SGleb Smirnoff #define PFSYNC_FLAG_SRCNODE 0x04 12163b3a8eb9SGleb Smirnoff #define PFSYNC_FLAG_NATSRCNODE 0x08 12173b3a8eb9SGleb Smirnoff 12183b3a8eb9SGleb Smirnoff /* for copies to/from network byte order */ 12193b3a8eb9SGleb Smirnoff /* ioctl interface also uses network byte order */ 12203b3a8eb9SGleb Smirnoff #define pf_state_peer_hton(s,d) do { \ 12213b3a8eb9SGleb Smirnoff (d)->seqlo = htonl((s)->seqlo); \ 12223b3a8eb9SGleb Smirnoff (d)->seqhi = htonl((s)->seqhi); \ 12233b3a8eb9SGleb Smirnoff (d)->seqdiff = htonl((s)->seqdiff); \ 12243b3a8eb9SGleb Smirnoff (d)->max_win = htons((s)->max_win); \ 12253b3a8eb9SGleb Smirnoff (d)->mss = htons((s)->mss); \ 12263b3a8eb9SGleb Smirnoff (d)->state = (s)->state; \ 12273b3a8eb9SGleb Smirnoff (d)->wscale = (s)->wscale; \ 12283b3a8eb9SGleb Smirnoff if ((s)->scrub) { \ 12293b3a8eb9SGleb Smirnoff (d)->scrub.pfss_flags = \ 12303b3a8eb9SGleb Smirnoff htons((s)->scrub->pfss_flags & PFSS_TIMESTAMP); \ 12313b3a8eb9SGleb Smirnoff (d)->scrub.pfss_ttl = (s)->scrub->pfss_ttl; \ 12323b3a8eb9SGleb Smirnoff (d)->scrub.pfss_ts_mod = htonl((s)->scrub->pfss_ts_mod);\ 12333b3a8eb9SGleb Smirnoff (d)->scrub.scrub_flag = PFSYNC_SCRUB_FLAG_VALID; \ 12343b3a8eb9SGleb Smirnoff } \ 12353b3a8eb9SGleb Smirnoff } while (0) 12363b3a8eb9SGleb Smirnoff 12373b3a8eb9SGleb Smirnoff #define pf_state_peer_ntoh(s,d) do { \ 12383b3a8eb9SGleb Smirnoff (d)->seqlo = ntohl((s)->seqlo); \ 12393b3a8eb9SGleb Smirnoff (d)->seqhi = ntohl((s)->seqhi); \ 12403b3a8eb9SGleb Smirnoff (d)->seqdiff = ntohl((s)->seqdiff); \ 12413b3a8eb9SGleb Smirnoff (d)->max_win = ntohs((s)->max_win); \ 12423b3a8eb9SGleb Smirnoff (d)->mss = ntohs((s)->mss); \ 12433b3a8eb9SGleb Smirnoff (d)->state = (s)->state; \ 12443b3a8eb9SGleb Smirnoff (d)->wscale = (s)->wscale; \ 12453b3a8eb9SGleb Smirnoff if ((s)->scrub.scrub_flag == PFSYNC_SCRUB_FLAG_VALID && \ 12463b3a8eb9SGleb Smirnoff (d)->scrub != NULL) { \ 12473b3a8eb9SGleb Smirnoff (d)->scrub->pfss_flags = \ 12483b3a8eb9SGleb Smirnoff ntohs((s)->scrub.pfss_flags) & PFSS_TIMESTAMP; \ 12493b3a8eb9SGleb Smirnoff (d)->scrub->pfss_ttl = (s)->scrub.pfss_ttl; \ 12503b3a8eb9SGleb Smirnoff (d)->scrub->pfss_ts_mod = ntohl((s)->scrub.pfss_ts_mod);\ 12513b3a8eb9SGleb Smirnoff } \ 12523b3a8eb9SGleb Smirnoff } while (0) 12533b3a8eb9SGleb Smirnoff 12543b3a8eb9SGleb Smirnoff #define pf_state_counter_hton(s,d) do { \ 12553b3a8eb9SGleb Smirnoff d[0] = htonl((s>>32)&0xffffffff); \ 12563b3a8eb9SGleb Smirnoff d[1] = htonl(s&0xffffffff); \ 12573b3a8eb9SGleb Smirnoff } while (0) 12583b3a8eb9SGleb Smirnoff 12593b3a8eb9SGleb Smirnoff #define pf_state_counter_from_pfsync(s) \ 12603b3a8eb9SGleb Smirnoff (((u_int64_t)(s[0])<<32) | (u_int64_t)(s[1])) 12613b3a8eb9SGleb Smirnoff 12623b3a8eb9SGleb Smirnoff #define pf_state_counter_ntoh(s,d) do { \ 12633b3a8eb9SGleb Smirnoff d = ntohl(s[0]); \ 12643b3a8eb9SGleb Smirnoff d = d<<32; \ 12653b3a8eb9SGleb Smirnoff d += ntohl(s[1]); \ 12663b3a8eb9SGleb Smirnoff } while (0) 12673b3a8eb9SGleb Smirnoff 1268e86bddeaSKristof Provost TAILQ_HEAD(pf_krulequeue, pf_krule); 12693b3a8eb9SGleb Smirnoff 1270e86bddeaSKristof Provost struct pf_kanchor; 12713b3a8eb9SGleb Smirnoff 1272e86bddeaSKristof Provost struct pf_kruleset { 12733b3a8eb9SGleb Smirnoff struct { 1274e86bddeaSKristof Provost struct pf_krulequeue queues[2]; 12753b3a8eb9SGleb Smirnoff struct { 1276e86bddeaSKristof Provost struct pf_krulequeue *ptr; 1277e86bddeaSKristof Provost struct pf_krule **ptr_array; 12783b3a8eb9SGleb Smirnoff u_int32_t rcount; 12793b3a8eb9SGleb Smirnoff u_int32_t ticket; 12803b3a8eb9SGleb Smirnoff int open; 1281bd7762c8SMateusz Guzik struct pf_krule_global *tree; 12823b3a8eb9SGleb Smirnoff } active, inactive; 12833b3a8eb9SGleb Smirnoff } rules[PF_RULESET_MAX]; 1284e86bddeaSKristof Provost struct pf_kanchor *anchor; 12853b3a8eb9SGleb Smirnoff u_int32_t tticket; 12863b3a8eb9SGleb Smirnoff int tables; 12873b3a8eb9SGleb Smirnoff int topen; 12883b3a8eb9SGleb Smirnoff }; 12893b3a8eb9SGleb Smirnoff 1290e86bddeaSKristof Provost RB_HEAD(pf_kanchor_global, pf_kanchor); 1291e86bddeaSKristof Provost RB_HEAD(pf_kanchor_node, pf_kanchor); 1292e86bddeaSKristof Provost struct pf_kanchor { 1293e86bddeaSKristof Provost RB_ENTRY(pf_kanchor) entry_global; 1294e86bddeaSKristof Provost RB_ENTRY(pf_kanchor) entry_node; 1295e86bddeaSKristof Provost struct pf_kanchor *parent; 1296e86bddeaSKristof Provost struct pf_kanchor_node children; 12973b3a8eb9SGleb Smirnoff char name[PF_ANCHOR_NAME_SIZE]; 12983b3a8eb9SGleb Smirnoff char path[MAXPATHLEN]; 1299e86bddeaSKristof Provost struct pf_kruleset ruleset; 13003b3a8eb9SGleb Smirnoff int refcnt; /* anchor rules */ 13013b3a8eb9SGleb Smirnoff }; 1302e86bddeaSKristof Provost RB_PROTOTYPE(pf_kanchor_global, pf_kanchor, entry_global, pf_anchor_compare); 1303e86bddeaSKristof Provost RB_PROTOTYPE(pf_kanchor_node, pf_kanchor, entry_node, pf_kanchor_compare); 13043b3a8eb9SGleb Smirnoff 13053b3a8eb9SGleb Smirnoff #define PF_RESERVED_ANCHOR "_pf" 13063b3a8eb9SGleb Smirnoff 13073b3a8eb9SGleb Smirnoff #define PFR_TFLAG_PERSIST 0x00000001 13083b3a8eb9SGleb Smirnoff #define PFR_TFLAG_CONST 0x00000002 13093b3a8eb9SGleb Smirnoff #define PFR_TFLAG_ACTIVE 0x00000004 13103b3a8eb9SGleb Smirnoff #define PFR_TFLAG_INACTIVE 0x00000008 13113b3a8eb9SGleb Smirnoff #define PFR_TFLAG_REFERENCED 0x00000010 13123b3a8eb9SGleb Smirnoff #define PFR_TFLAG_REFDANCHOR 0x00000020 13133b3a8eb9SGleb Smirnoff #define PFR_TFLAG_COUNTERS 0x00000040 13143b3a8eb9SGleb Smirnoff /* Adjust masks below when adding flags. */ 13153b3a8eb9SGleb Smirnoff #define PFR_TFLAG_USRMASK (PFR_TFLAG_PERSIST | \ 13163b3a8eb9SGleb Smirnoff PFR_TFLAG_CONST | \ 13173b3a8eb9SGleb Smirnoff PFR_TFLAG_COUNTERS) 13183b3a8eb9SGleb Smirnoff #define PFR_TFLAG_SETMASK (PFR_TFLAG_ACTIVE | \ 13193b3a8eb9SGleb Smirnoff PFR_TFLAG_INACTIVE | \ 13203b3a8eb9SGleb Smirnoff PFR_TFLAG_REFERENCED | \ 13213b3a8eb9SGleb Smirnoff PFR_TFLAG_REFDANCHOR) 13223b3a8eb9SGleb Smirnoff #define PFR_TFLAG_ALLMASK (PFR_TFLAG_PERSIST | \ 13233b3a8eb9SGleb Smirnoff PFR_TFLAG_CONST | \ 13243b3a8eb9SGleb Smirnoff PFR_TFLAG_ACTIVE | \ 13253b3a8eb9SGleb Smirnoff PFR_TFLAG_INACTIVE | \ 13263b3a8eb9SGleb Smirnoff PFR_TFLAG_REFERENCED | \ 13273b3a8eb9SGleb Smirnoff PFR_TFLAG_REFDANCHOR | \ 13283b3a8eb9SGleb Smirnoff PFR_TFLAG_COUNTERS) 13293b3a8eb9SGleb Smirnoff 1330e86bddeaSKristof Provost struct pf_kanchor_stackframe; 1331c5131afeSKristof Provost struct pf_keth_anchor_stackframe; 13321d6139c0SGleb Smirnoff 13333b3a8eb9SGleb Smirnoff struct pfr_table { 13343b3a8eb9SGleb Smirnoff char pfrt_anchor[MAXPATHLEN]; 13353b3a8eb9SGleb Smirnoff char pfrt_name[PF_TABLE_NAME_SIZE]; 13363b3a8eb9SGleb Smirnoff u_int32_t pfrt_flags; 13373b3a8eb9SGleb Smirnoff u_int8_t pfrt_fback; 13383b3a8eb9SGleb Smirnoff }; 13393b3a8eb9SGleb Smirnoff 13403b3a8eb9SGleb Smirnoff enum { PFR_FB_NONE, PFR_FB_MATCH, PFR_FB_ADDED, PFR_FB_DELETED, 13413b3a8eb9SGleb Smirnoff PFR_FB_CHANGED, PFR_FB_CLEARED, PFR_FB_DUPLICATE, 13423b3a8eb9SGleb Smirnoff PFR_FB_NOTMATCH, PFR_FB_CONFLICT, PFR_FB_NOCOUNT, PFR_FB_MAX }; 13433b3a8eb9SGleb Smirnoff 13443b3a8eb9SGleb Smirnoff struct pfr_addr { 13453b3a8eb9SGleb Smirnoff union { 13463b3a8eb9SGleb Smirnoff struct in_addr _pfra_ip4addr; 13473b3a8eb9SGleb Smirnoff struct in6_addr _pfra_ip6addr; 13483b3a8eb9SGleb Smirnoff } pfra_u; 13493b3a8eb9SGleb Smirnoff u_int8_t pfra_af; 13503b3a8eb9SGleb Smirnoff u_int8_t pfra_net; 13513b3a8eb9SGleb Smirnoff u_int8_t pfra_not; 13523b3a8eb9SGleb Smirnoff u_int8_t pfra_fback; 13533b3a8eb9SGleb Smirnoff }; 13543b3a8eb9SGleb Smirnoff #define pfra_ip4addr pfra_u._pfra_ip4addr 13553b3a8eb9SGleb Smirnoff #define pfra_ip6addr pfra_u._pfra_ip6addr 13563b3a8eb9SGleb Smirnoff 13573b3a8eb9SGleb Smirnoff enum { PFR_DIR_IN, PFR_DIR_OUT, PFR_DIR_MAX }; 13583b3a8eb9SGleb Smirnoff enum { PFR_OP_BLOCK, PFR_OP_PASS, PFR_OP_ADDR_MAX, PFR_OP_TABLE_MAX }; 1359c1be8399SMark Johnston enum { PFR_TYPE_PACKETS, PFR_TYPE_BYTES, PFR_TYPE_MAX }; 1360c1be8399SMark Johnston #define PFR_NUM_COUNTERS (PFR_DIR_MAX * PFR_OP_ADDR_MAX * PFR_TYPE_MAX) 13613b3a8eb9SGleb Smirnoff #define PFR_OP_XPASS PFR_OP_ADDR_MAX 13623b3a8eb9SGleb Smirnoff 13633b3a8eb9SGleb Smirnoff struct pfr_astats { 13643b3a8eb9SGleb Smirnoff struct pfr_addr pfras_a; 13653b3a8eb9SGleb Smirnoff u_int64_t pfras_packets[PFR_DIR_MAX][PFR_OP_ADDR_MAX]; 13663b3a8eb9SGleb Smirnoff u_int64_t pfras_bytes[PFR_DIR_MAX][PFR_OP_ADDR_MAX]; 13673b3a8eb9SGleb Smirnoff long pfras_tzero; 13683b3a8eb9SGleb Smirnoff }; 13693b3a8eb9SGleb Smirnoff 13703b3a8eb9SGleb Smirnoff enum { PFR_REFCNT_RULE, PFR_REFCNT_ANCHOR, PFR_REFCNT_MAX }; 13713b3a8eb9SGleb Smirnoff 13723b3a8eb9SGleb Smirnoff struct pfr_tstats { 13733b3a8eb9SGleb Smirnoff struct pfr_table pfrts_t; 13743b3a8eb9SGleb Smirnoff u_int64_t pfrts_packets[PFR_DIR_MAX][PFR_OP_TABLE_MAX]; 13753b3a8eb9SGleb Smirnoff u_int64_t pfrts_bytes[PFR_DIR_MAX][PFR_OP_TABLE_MAX]; 13763b3a8eb9SGleb Smirnoff u_int64_t pfrts_match; 13773b3a8eb9SGleb Smirnoff u_int64_t pfrts_nomatch; 13783b3a8eb9SGleb Smirnoff long pfrts_tzero; 13793b3a8eb9SGleb Smirnoff int pfrts_cnt; 13803b3a8eb9SGleb Smirnoff int pfrts_refcnt[PFR_REFCNT_MAX]; 13813b3a8eb9SGleb Smirnoff }; 138259048686SKristof Provost 1383f92c21a2SMateusz Guzik #ifdef _KERNEL 1384f92c21a2SMateusz Guzik 1385f92c21a2SMateusz Guzik struct pfr_kstate_counter { 1386f92c21a2SMateusz Guzik counter_u64_t pkc_pcpu; 1387f92c21a2SMateusz Guzik u_int64_t pkc_zero; 1388f92c21a2SMateusz Guzik }; 1389f92c21a2SMateusz Guzik 1390f92c21a2SMateusz Guzik static inline int 1391f92c21a2SMateusz Guzik pfr_kstate_counter_init(struct pfr_kstate_counter *pfrc, int flags) 1392f92c21a2SMateusz Guzik { 1393f92c21a2SMateusz Guzik 1394f92c21a2SMateusz Guzik pfrc->pkc_zero = 0; 1395f92c21a2SMateusz Guzik pfrc->pkc_pcpu = counter_u64_alloc(flags); 1396f92c21a2SMateusz Guzik if (pfrc->pkc_pcpu == NULL) 1397f92c21a2SMateusz Guzik return (ENOMEM); 1398f92c21a2SMateusz Guzik return (0); 1399f92c21a2SMateusz Guzik } 1400f92c21a2SMateusz Guzik 1401f92c21a2SMateusz Guzik static inline void 1402f92c21a2SMateusz Guzik pfr_kstate_counter_deinit(struct pfr_kstate_counter *pfrc) 1403f92c21a2SMateusz Guzik { 1404f92c21a2SMateusz Guzik 1405f92c21a2SMateusz Guzik counter_u64_free(pfrc->pkc_pcpu); 1406f92c21a2SMateusz Guzik } 1407f92c21a2SMateusz Guzik 1408f92c21a2SMateusz Guzik static inline u_int64_t 1409f92c21a2SMateusz Guzik pfr_kstate_counter_fetch(struct pfr_kstate_counter *pfrc) 1410f92c21a2SMateusz Guzik { 1411f92c21a2SMateusz Guzik u_int64_t c; 1412f92c21a2SMateusz Guzik 1413f92c21a2SMateusz Guzik c = counter_u64_fetch(pfrc->pkc_pcpu); 1414f92c21a2SMateusz Guzik c -= pfrc->pkc_zero; 1415f92c21a2SMateusz Guzik return (c); 1416f92c21a2SMateusz Guzik } 1417f92c21a2SMateusz Guzik 1418f92c21a2SMateusz Guzik static inline void 1419f92c21a2SMateusz Guzik pfr_kstate_counter_zero(struct pfr_kstate_counter *pfrc) 1420f92c21a2SMateusz Guzik { 1421f92c21a2SMateusz Guzik u_int64_t c; 1422f92c21a2SMateusz Guzik 1423f92c21a2SMateusz Guzik c = counter_u64_fetch(pfrc->pkc_pcpu); 1424f92c21a2SMateusz Guzik pfrc->pkc_zero = c; 1425f92c21a2SMateusz Guzik } 1426f92c21a2SMateusz Guzik 1427f92c21a2SMateusz Guzik static inline void 1428f92c21a2SMateusz Guzik pfr_kstate_counter_add(struct pfr_kstate_counter *pfrc, int64_t n) 1429f92c21a2SMateusz Guzik { 1430f92c21a2SMateusz Guzik 1431f92c21a2SMateusz Guzik counter_u64_add(pfrc->pkc_pcpu, n); 1432f92c21a2SMateusz Guzik } 1433f92c21a2SMateusz Guzik 143459048686SKristof Provost struct pfr_ktstats { 143559048686SKristof Provost struct pfr_table pfrts_t; 1436f92c21a2SMateusz Guzik struct pfr_kstate_counter pfrkts_packets[PFR_DIR_MAX][PFR_OP_TABLE_MAX]; 1437f92c21a2SMateusz Guzik struct pfr_kstate_counter pfrkts_bytes[PFR_DIR_MAX][PFR_OP_TABLE_MAX]; 1438f92c21a2SMateusz Guzik struct pfr_kstate_counter pfrkts_match; 1439f92c21a2SMateusz Guzik struct pfr_kstate_counter pfrkts_nomatch; 144059048686SKristof Provost long pfrkts_tzero; 144159048686SKristof Provost int pfrkts_cnt; 144259048686SKristof Provost int pfrkts_refcnt[PFR_REFCNT_MAX]; 144359048686SKristof Provost }; 1444f92c21a2SMateusz Guzik 1445f92c21a2SMateusz Guzik #endif /* _KERNEL */ 1446f92c21a2SMateusz Guzik 14473b3a8eb9SGleb Smirnoff #define pfrts_name pfrts_t.pfrt_name 14483b3a8eb9SGleb Smirnoff #define pfrts_flags pfrts_t.pfrt_flags 14493b3a8eb9SGleb Smirnoff 14503b3a8eb9SGleb Smirnoff #ifndef _SOCKADDR_UNION_DEFINED 14513b3a8eb9SGleb Smirnoff #define _SOCKADDR_UNION_DEFINED 14523b3a8eb9SGleb Smirnoff union sockaddr_union { 14533b3a8eb9SGleb Smirnoff struct sockaddr sa; 14543b3a8eb9SGleb Smirnoff struct sockaddr_in sin; 14553b3a8eb9SGleb Smirnoff struct sockaddr_in6 sin6; 14563b3a8eb9SGleb Smirnoff }; 14573b3a8eb9SGleb Smirnoff #endif /* _SOCKADDR_UNION_DEFINED */ 14583b3a8eb9SGleb Smirnoff 14593b3a8eb9SGleb Smirnoff struct pfr_kcounters { 1460c1be8399SMark Johnston counter_u64_t pfrkc_counters; 146159048686SKristof Provost long pfrkc_tzero; 14623b3a8eb9SGleb Smirnoff }; 1463c1be8399SMark Johnston #define pfr_kentry_counter(kc, dir, op, t) \ 1464c1be8399SMark Johnston ((kc)->pfrkc_counters + \ 1465c1be8399SMark Johnston (dir) * PFR_OP_ADDR_MAX * PFR_TYPE_MAX + (op) * PFR_TYPE_MAX + (t)) 14663b3a8eb9SGleb Smirnoff 1467e86bddeaSKristof Provost #ifdef _KERNEL 14683b3a8eb9SGleb Smirnoff SLIST_HEAD(pfr_kentryworkq, pfr_kentry); 14693b3a8eb9SGleb Smirnoff struct pfr_kentry { 14703b3a8eb9SGleb Smirnoff struct radix_node pfrke_node[2]; 14713b3a8eb9SGleb Smirnoff union sockaddr_union pfrke_sa; 14723b3a8eb9SGleb Smirnoff SLIST_ENTRY(pfr_kentry) pfrke_workq; 147359048686SKristof Provost struct pfr_kcounters pfrke_counters; 14743b3a8eb9SGleb Smirnoff u_int8_t pfrke_af; 14753b3a8eb9SGleb Smirnoff u_int8_t pfrke_net; 14763b3a8eb9SGleb Smirnoff u_int8_t pfrke_not; 14773b3a8eb9SGleb Smirnoff u_int8_t pfrke_mark; 14783b3a8eb9SGleb Smirnoff }; 14793b3a8eb9SGleb Smirnoff 14803b3a8eb9SGleb Smirnoff SLIST_HEAD(pfr_ktableworkq, pfr_ktable); 14813b3a8eb9SGleb Smirnoff RB_HEAD(pfr_ktablehead, pfr_ktable); 14823b3a8eb9SGleb Smirnoff struct pfr_ktable { 148359048686SKristof Provost struct pfr_ktstats pfrkt_kts; 14843b3a8eb9SGleb Smirnoff RB_ENTRY(pfr_ktable) pfrkt_tree; 14853b3a8eb9SGleb Smirnoff SLIST_ENTRY(pfr_ktable) pfrkt_workq; 14863b3a8eb9SGleb Smirnoff struct radix_node_head *pfrkt_ip4; 14873b3a8eb9SGleb Smirnoff struct radix_node_head *pfrkt_ip6; 14883b3a8eb9SGleb Smirnoff struct pfr_ktable *pfrkt_shadow; 14893b3a8eb9SGleb Smirnoff struct pfr_ktable *pfrkt_root; 1490e86bddeaSKristof Provost struct pf_kruleset *pfrkt_rs; 14913b3a8eb9SGleb Smirnoff long pfrkt_larg; 14923b3a8eb9SGleb Smirnoff int pfrkt_nflags; 14933b3a8eb9SGleb Smirnoff }; 149459048686SKristof Provost #define pfrkt_t pfrkt_kts.pfrts_t 14953b3a8eb9SGleb Smirnoff #define pfrkt_name pfrkt_t.pfrt_name 14963b3a8eb9SGleb Smirnoff #define pfrkt_anchor pfrkt_t.pfrt_anchor 14973b3a8eb9SGleb Smirnoff #define pfrkt_ruleset pfrkt_t.pfrt_ruleset 14983b3a8eb9SGleb Smirnoff #define pfrkt_flags pfrkt_t.pfrt_flags 149959048686SKristof Provost #define pfrkt_cnt pfrkt_kts.pfrkts_cnt 150059048686SKristof Provost #define pfrkt_refcnt pfrkt_kts.pfrkts_refcnt 150159048686SKristof Provost #define pfrkt_packets pfrkt_kts.pfrkts_packets 150259048686SKristof Provost #define pfrkt_bytes pfrkt_kts.pfrkts_bytes 150359048686SKristof Provost #define pfrkt_match pfrkt_kts.pfrkts_match 150459048686SKristof Provost #define pfrkt_nomatch pfrkt_kts.pfrkts_nomatch 150559048686SKristof Provost #define pfrkt_tzero pfrkt_kts.pfrkts_tzero 1506e86bddeaSKristof Provost #endif 15073b3a8eb9SGleb Smirnoff 1508320c1116SKristof Provost #ifdef _KERNEL 1509320c1116SKristof Provost struct pfi_kkif { 15103b3a8eb9SGleb Smirnoff char pfik_name[IFNAMSIZ]; 15113b3a8eb9SGleb Smirnoff union { 1512320c1116SKristof Provost RB_ENTRY(pfi_kkif) _pfik_tree; 1513320c1116SKristof Provost LIST_ENTRY(pfi_kkif) _pfik_list; 15143b3a8eb9SGleb Smirnoff } _pfik_glue; 15153b3a8eb9SGleb Smirnoff #define pfik_tree _pfik_glue._pfik_tree 15163b3a8eb9SGleb Smirnoff #define pfik_list _pfik_glue._pfik_list 1517d40d4b3eSMateusz Guzik struct pf_counter_u64 pfik_packets[2][2][2]; 1518d40d4b3eSMateusz Guzik struct pf_counter_u64 pfik_bytes[2][2][2]; 15193b3a8eb9SGleb Smirnoff u_int32_t pfik_tzero; 15203b3a8eb9SGleb Smirnoff u_int pfik_flags; 15213b3a8eb9SGleb Smirnoff struct ifnet *pfik_ifp; 15223b3a8eb9SGleb Smirnoff struct ifg_group *pfik_group; 15233b3a8eb9SGleb Smirnoff u_int pfik_rulerefs; 15243b3a8eb9SGleb Smirnoff TAILQ_HEAD(, pfi_dynaddr) pfik_dynaddrs; 1525d40d4b3eSMateusz Guzik #ifdef PF_WANT_32_TO_64_COUNTER 1526d40d4b3eSMateusz Guzik LIST_ENTRY(pfi_kkif) pfik_allkiflist; 1527d40d4b3eSMateusz Guzik #endif 15283b3a8eb9SGleb Smirnoff }; 1529320c1116SKristof Provost #endif 15303b3a8eb9SGleb Smirnoff 15313b3a8eb9SGleb Smirnoff #define PFI_IFLAG_REFS 0x0001 /* has state references */ 15323b3a8eb9SGleb Smirnoff #define PFI_IFLAG_SKIP 0x0100 /* skip filtering on interface */ 15333b3a8eb9SGleb Smirnoff 153429698ed9SKristof Provost #ifdef _KERNEL 15353b3a8eb9SGleb Smirnoff struct pf_pdesc { 15363b3a8eb9SGleb Smirnoff struct { 15373b3a8eb9SGleb Smirnoff int done; 15383b3a8eb9SGleb Smirnoff uid_t uid; 15393b3a8eb9SGleb Smirnoff gid_t gid; 15403b3a8eb9SGleb Smirnoff } lookup; 15413b3a8eb9SGleb Smirnoff u_int64_t tot_len; /* Make Mickey money */ 1542d38630f6SKristof Provost union pf_headers { 1543d38630f6SKristof Provost struct tcphdr tcp; 1544d38630f6SKristof Provost struct udphdr udp; 1545010ee43fSKristof Provost struct sctphdr sctp; 1546d38630f6SKristof Provost struct icmp icmp; 15473b3a8eb9SGleb Smirnoff #ifdef INET6 1548d38630f6SKristof Provost struct icmp6_hdr icmp6; 15493b3a8eb9SGleb Smirnoff #endif /* INET6 */ 1550d38630f6SKristof Provost char any[0]; 15513b3a8eb9SGleb Smirnoff } hdr; 15523b3a8eb9SGleb Smirnoff 1553e86bddeaSKristof Provost struct pf_krule *nat_rule; /* nat/rdr rule applied to packet */ 15543b3a8eb9SGleb Smirnoff struct pf_addr *src; /* src address */ 15553b3a8eb9SGleb Smirnoff struct pf_addr *dst; /* dst address */ 15563b3a8eb9SGleb Smirnoff u_int16_t *sport; 15573b3a8eb9SGleb Smirnoff u_int16_t *dport; 15583b3a8eb9SGleb Smirnoff struct pf_mtag *pf_mtag; 1559ef950daaSKristof Provost struct pf_rule_actions act; 15603b3a8eb9SGleb Smirnoff 15613b3a8eb9SGleb Smirnoff u_int32_t p_len; /* total length of payload */ 15623b3a8eb9SGleb Smirnoff 15633b3a8eb9SGleb Smirnoff u_int16_t *ip_sum; 15643b3a8eb9SGleb Smirnoff u_int16_t *proto_sum; 15653b3a8eb9SGleb Smirnoff u_int16_t flags; /* Let SCRUB trigger behavior in 15663b3a8eb9SGleb Smirnoff * state code. Easier than tags */ 15673b3a8eb9SGleb Smirnoff #define PFDESC_TCP_NORM 0x0001 /* TCP shall be statefully scrubbed */ 15683b3a8eb9SGleb Smirnoff #define PFDESC_IP_REAS 0x0002 /* IP frags would've been reassembled */ 15693b3a8eb9SGleb Smirnoff sa_family_t af; 15703b3a8eb9SGleb Smirnoff u_int8_t proto; 15713b3a8eb9SGleb Smirnoff u_int8_t tos; 15723b3a8eb9SGleb Smirnoff u_int8_t dir; /* direction */ 15733b3a8eb9SGleb Smirnoff u_int8_t sidx; /* key index for source */ 15743b3a8eb9SGleb Smirnoff u_int8_t didx; /* key index for destination */ 1575010ee43fSKristof Provost #define PFDESC_SCTP_INIT 0x0001 1576010ee43fSKristof Provost #define PFDESC_SCTP_INIT_ACK 0x0002 1577010ee43fSKristof Provost #define PFDESC_SCTP_COOKIE 0x0004 1578010ee43fSKristof Provost #define PFDESC_SCTP_ABORT 0x0008 1579010ee43fSKristof Provost #define PFDESC_SCTP_SHUTDOWN 0x0010 1580010ee43fSKristof Provost #define PFDESC_SCTP_SHUTDOWN_COMPLETE 0x0020 1581010ee43fSKristof Provost #define PFDESC_SCTP_DATA 0x0040 1582010ee43fSKristof Provost #define PFDESC_SCTP_OTHER 0x0080 1583010ee43fSKristof Provost u_int16_t sctp_flags; 15843b3a8eb9SGleb Smirnoff }; 158529698ed9SKristof Provost #endif 15863b3a8eb9SGleb Smirnoff 15873b3a8eb9SGleb Smirnoff /* flags for RDR options */ 15883b3a8eb9SGleb Smirnoff #define PF_DPORT_RANGE 0x01 /* Dest port uses range */ 15893b3a8eb9SGleb Smirnoff #define PF_RPORT_RANGE 0x02 /* RDR'ed port uses range */ 15903b3a8eb9SGleb Smirnoff 15913b3a8eb9SGleb Smirnoff /* UDP state enumeration */ 15923b3a8eb9SGleb Smirnoff #define PFUDPS_NO_TRAFFIC 0 15933b3a8eb9SGleb Smirnoff #define PFUDPS_SINGLE 1 15943b3a8eb9SGleb Smirnoff #define PFUDPS_MULTIPLE 2 15953b3a8eb9SGleb Smirnoff 15963b3a8eb9SGleb Smirnoff #define PFUDPS_NSTATES 3 /* number of state levels */ 15973b3a8eb9SGleb Smirnoff 15983b3a8eb9SGleb Smirnoff #define PFUDPS_NAMES { \ 15993b3a8eb9SGleb Smirnoff "NO_TRAFFIC", \ 16003b3a8eb9SGleb Smirnoff "SINGLE", \ 16013b3a8eb9SGleb Smirnoff "MULTIPLE", \ 16023b3a8eb9SGleb Smirnoff NULL \ 16033b3a8eb9SGleb Smirnoff } 16043b3a8eb9SGleb Smirnoff 16053b3a8eb9SGleb Smirnoff /* Other protocol state enumeration */ 16063b3a8eb9SGleb Smirnoff #define PFOTHERS_NO_TRAFFIC 0 16073b3a8eb9SGleb Smirnoff #define PFOTHERS_SINGLE 1 16083b3a8eb9SGleb Smirnoff #define PFOTHERS_MULTIPLE 2 16093b3a8eb9SGleb Smirnoff 16103b3a8eb9SGleb Smirnoff #define PFOTHERS_NSTATES 3 /* number of state levels */ 16113b3a8eb9SGleb Smirnoff 16123b3a8eb9SGleb Smirnoff #define PFOTHERS_NAMES { \ 16133b3a8eb9SGleb Smirnoff "NO_TRAFFIC", \ 16143b3a8eb9SGleb Smirnoff "SINGLE", \ 16153b3a8eb9SGleb Smirnoff "MULTIPLE", \ 16163b3a8eb9SGleb Smirnoff NULL \ 16173b3a8eb9SGleb Smirnoff } 16183b3a8eb9SGleb Smirnoff 16193b3a8eb9SGleb Smirnoff #define ACTION_SET(a, x) \ 16203b3a8eb9SGleb Smirnoff do { \ 16213b3a8eb9SGleb Smirnoff if ((a) != NULL) \ 16223b3a8eb9SGleb Smirnoff *(a) = (x); \ 16233b3a8eb9SGleb Smirnoff } while (0) 16243b3a8eb9SGleb Smirnoff 16253b3a8eb9SGleb Smirnoff #define REASON_SET(a, x) \ 16263b3a8eb9SGleb Smirnoff do { \ 16273b3a8eb9SGleb Smirnoff if ((a) != NULL) \ 16283b3a8eb9SGleb Smirnoff *(a) = (x); \ 16293b3a8eb9SGleb Smirnoff if (x < PFRES_MAX) \ 1630a9572d8fSGleb Smirnoff counter_u64_add(V_pf_status.counters[x], 1); \ 16313b3a8eb9SGleb Smirnoff } while (0) 16323b3a8eb9SGleb Smirnoff 16338e1864edSKristof Provost enum pf_syncookies_mode { 16348e1864edSKristof Provost PF_SYNCOOKIES_NEVER = 0, 16358e1864edSKristof Provost PF_SYNCOOKIES_ALWAYS = 1, 1636bf863718SKristof Provost PF_SYNCOOKIES_ADAPTIVE = 2, 1637bf863718SKristof Provost PF_SYNCOOKIES_MODE_MAX = PF_SYNCOOKIES_ADAPTIVE 16388e1864edSKristof Provost }; 16398e1864edSKristof Provost 16405062afffSKristof Provost #define PF_SYNCOOKIES_HIWATPCT 25 16415062afffSKristof Provost #define PF_SYNCOOKIES_LOWATPCT (PF_SYNCOOKIES_HIWATPCT / 2) 16425062afffSKristof Provost 1643d9cc6ea2SMateusz Guzik #ifdef _KERNEL 1644a9572d8fSGleb Smirnoff struct pf_kstatus { 1645a9572d8fSGleb Smirnoff counter_u64_t counters[PFRES_MAX]; /* reason for passing/dropping */ 16464cab80a8SKristof Provost counter_u64_t lcounters[KLCNT_MAX]; /* limit counters */ 1647fc4c42ceSMateusz Guzik struct pf_counter_u64 fcounters[FCNT_MAX]; /* state operation counters */ 1648a9572d8fSGleb Smirnoff counter_u64_t scounters[SCNT_MAX]; /* src_node operation counters */ 1649a9572d8fSGleb Smirnoff uint32_t states; 1650a9572d8fSGleb Smirnoff uint32_t src_nodes; 1651a9572d8fSGleb Smirnoff uint32_t running; 1652a9572d8fSGleb Smirnoff uint32_t since; 1653a9572d8fSGleb Smirnoff uint32_t debug; 1654a9572d8fSGleb Smirnoff uint32_t hostid; 16553b3a8eb9SGleb Smirnoff char ifname[IFNAMSIZ]; 1656a9572d8fSGleb Smirnoff uint8_t pf_chksum[PF_MD5_DIGEST_LENGTH]; 165742ec75f8SKristof Provost bool keep_counters; 16588e1864edSKristof Provost enum pf_syncookies_mode syncookies_mode; 16598e1864edSKristof Provost bool syncookies_active; 1660bf863718SKristof Provost uint64_t syncookies_inflight[2]; 1661bf863718SKristof Provost uint32_t states_halfopen; 166239282ef3SKajetan Staszkiewicz uint32_t reass; 16633b3a8eb9SGleb Smirnoff }; 1664d9cc6ea2SMateusz Guzik #endif 16653b3a8eb9SGleb Smirnoff 16663b3a8eb9SGleb Smirnoff struct pf_divert { 16673b3a8eb9SGleb Smirnoff union { 16683b3a8eb9SGleb Smirnoff struct in_addr ipv4; 16693b3a8eb9SGleb Smirnoff struct in6_addr ipv6; 16703b3a8eb9SGleb Smirnoff } addr; 16713b3a8eb9SGleb Smirnoff u_int16_t port; 16723b3a8eb9SGleb Smirnoff }; 16733b3a8eb9SGleb Smirnoff 16743b3a8eb9SGleb Smirnoff #define PFFRAG_FRENT_HIWAT 5000 /* Number of fragment entries */ 16753b3a8eb9SGleb Smirnoff #define PFR_KENTRY_HIWAT 200000 /* Number of table entries */ 16763b3a8eb9SGleb Smirnoff 16773b3a8eb9SGleb Smirnoff /* 1678fd2ea405SKristof Provost * Limit the length of the fragment queue traversal. Remember 1679fd2ea405SKristof Provost * search entry points based on the fragment offset. 1680fd2ea405SKristof Provost */ 1681fd2ea405SKristof Provost #define PF_FRAG_ENTRY_POINTS 16 1682fd2ea405SKristof Provost 1683fd2ea405SKristof Provost /* 1684790194cdSKristof Provost * The number of entries in the fragment queue must be limited 1685ef88adc5SGordon Bergling * to avoid DoS by linear searching. Instead of a global limit, 1686790194cdSKristof Provost * use a limit per entry point. For large packets these sum up. 1687790194cdSKristof Provost */ 1688790194cdSKristof Provost #define PF_FRAG_ENTRY_LIMIT 64 1689790194cdSKristof Provost 1690790194cdSKristof Provost /* 16913b3a8eb9SGleb Smirnoff * ioctl parameter structures 16923b3a8eb9SGleb Smirnoff */ 16933b3a8eb9SGleb Smirnoff 16943b3a8eb9SGleb Smirnoff struct pfioc_pooladdr { 16953b3a8eb9SGleb Smirnoff u_int32_t action; 16963b3a8eb9SGleb Smirnoff u_int32_t ticket; 16973b3a8eb9SGleb Smirnoff u_int32_t nr; 16983b3a8eb9SGleb Smirnoff u_int32_t r_num; 16993b3a8eb9SGleb Smirnoff u_int8_t r_action; 17003b3a8eb9SGleb Smirnoff u_int8_t r_last; 17013b3a8eb9SGleb Smirnoff u_int8_t af; 17023b3a8eb9SGleb Smirnoff char anchor[MAXPATHLEN]; 17033b3a8eb9SGleb Smirnoff struct pf_pooladdr addr; 17043b3a8eb9SGleb Smirnoff }; 17053b3a8eb9SGleb Smirnoff 17063b3a8eb9SGleb Smirnoff struct pfioc_rule { 17073b3a8eb9SGleb Smirnoff u_int32_t action; 17083b3a8eb9SGleb Smirnoff u_int32_t ticket; 17093b3a8eb9SGleb Smirnoff u_int32_t pool_ticket; 17103b3a8eb9SGleb Smirnoff u_int32_t nr; 17113b3a8eb9SGleb Smirnoff char anchor[MAXPATHLEN]; 17123b3a8eb9SGleb Smirnoff char anchor_call[MAXPATHLEN]; 17133b3a8eb9SGleb Smirnoff struct pf_rule rule; 17143b3a8eb9SGleb Smirnoff }; 17153b3a8eb9SGleb Smirnoff 17163b3a8eb9SGleb Smirnoff struct pfioc_natlook { 17173b3a8eb9SGleb Smirnoff struct pf_addr saddr; 17183b3a8eb9SGleb Smirnoff struct pf_addr daddr; 17193b3a8eb9SGleb Smirnoff struct pf_addr rsaddr; 17203b3a8eb9SGleb Smirnoff struct pf_addr rdaddr; 17213b3a8eb9SGleb Smirnoff u_int16_t sport; 17223b3a8eb9SGleb Smirnoff u_int16_t dport; 17233b3a8eb9SGleb Smirnoff u_int16_t rsport; 17243b3a8eb9SGleb Smirnoff u_int16_t rdport; 17253b3a8eb9SGleb Smirnoff sa_family_t af; 17263b3a8eb9SGleb Smirnoff u_int8_t proto; 17273b3a8eb9SGleb Smirnoff u_int8_t direction; 17283b3a8eb9SGleb Smirnoff }; 17293b3a8eb9SGleb Smirnoff 17303b3a8eb9SGleb Smirnoff struct pfioc_state { 17314bf98559SKajetan Staszkiewicz struct pfsync_state_1301 state; 17323b3a8eb9SGleb Smirnoff }; 17333b3a8eb9SGleb Smirnoff 17343b3a8eb9SGleb Smirnoff struct pfioc_src_node_kill { 17353b3a8eb9SGleb Smirnoff sa_family_t psnk_af; 17363b3a8eb9SGleb Smirnoff struct pf_rule_addr psnk_src; 17373b3a8eb9SGleb Smirnoff struct pf_rule_addr psnk_dst; 17383b3a8eb9SGleb Smirnoff u_int psnk_killed; 17393b3a8eb9SGleb Smirnoff }; 17403b3a8eb9SGleb Smirnoff 17417606a45dSKristof Provost #ifdef _KERNEL 17427606a45dSKristof Provost struct pf_kstate_kill { 17437606a45dSKristof Provost struct pf_state_cmp psk_pfcmp; 17447606a45dSKristof Provost sa_family_t psk_af; 17457606a45dSKristof Provost int psk_proto; 17467606a45dSKristof Provost struct pf_rule_addr psk_src; 17477606a45dSKristof Provost struct pf_rule_addr psk_dst; 1748abbcba9cSKristof Provost struct pf_rule_addr psk_rt_addr; 17497606a45dSKristof Provost char psk_ifname[IFNAMSIZ]; 17507606a45dSKristof Provost char psk_label[PF_RULE_LABEL_SIZE]; 17517606a45dSKristof Provost u_int psk_killed; 175293abcf17SKristof Provost bool psk_kill_match; 17537606a45dSKristof Provost }; 17547606a45dSKristof Provost #endif 17557606a45dSKristof Provost 17563b3a8eb9SGleb Smirnoff struct pfioc_state_kill { 17573b3a8eb9SGleb Smirnoff struct pf_state_cmp psk_pfcmp; 17583b3a8eb9SGleb Smirnoff sa_family_t psk_af; 17593b3a8eb9SGleb Smirnoff int psk_proto; 17603b3a8eb9SGleb Smirnoff struct pf_rule_addr psk_src; 17613b3a8eb9SGleb Smirnoff struct pf_rule_addr psk_dst; 17623b3a8eb9SGleb Smirnoff char psk_ifname[IFNAMSIZ]; 17633b3a8eb9SGleb Smirnoff char psk_label[PF_RULE_LABEL_SIZE]; 17643b3a8eb9SGleb Smirnoff u_int psk_killed; 17653b3a8eb9SGleb Smirnoff }; 17663b3a8eb9SGleb Smirnoff 17673b3a8eb9SGleb Smirnoff struct pfioc_states { 17683b3a8eb9SGleb Smirnoff int ps_len; 17693b3a8eb9SGleb Smirnoff union { 1770c4a32455SKristof Provost void *ps_buf; 17714bf98559SKajetan Staszkiewicz struct pfsync_state_1301 *ps_states; 17727b676698SKristof Provost }; 17733b3a8eb9SGleb Smirnoff }; 17743b3a8eb9SGleb Smirnoff 1775c6bf20a2SKristof Provost struct pfioc_states_v2 { 1776c6bf20a2SKristof Provost int ps_len; 1777c6bf20a2SKristof Provost uint64_t ps_req_version; 1778c6bf20a2SKristof Provost union { 1779c4a32455SKristof Provost void *ps_buf; 17807b676698SKristof Provost struct pf_state_export *ps_states; 17817b676698SKristof Provost }; 1782c6bf20a2SKristof Provost }; 1783c6bf20a2SKristof Provost 17843b3a8eb9SGleb Smirnoff struct pfioc_src_nodes { 17853b3a8eb9SGleb Smirnoff int psn_len; 17863b3a8eb9SGleb Smirnoff union { 1787c4a32455SKristof Provost void *psn_buf; 17887b676698SKristof Provost struct pf_src_node *psn_src_nodes; 17897b676698SKristof Provost }; 17903b3a8eb9SGleb Smirnoff }; 17913b3a8eb9SGleb Smirnoff 17923b3a8eb9SGleb Smirnoff struct pfioc_if { 17933b3a8eb9SGleb Smirnoff char ifname[IFNAMSIZ]; 17943b3a8eb9SGleb Smirnoff }; 17953b3a8eb9SGleb Smirnoff 17963b3a8eb9SGleb Smirnoff struct pfioc_tm { 17973b3a8eb9SGleb Smirnoff int timeout; 17983b3a8eb9SGleb Smirnoff int seconds; 17993b3a8eb9SGleb Smirnoff }; 18003b3a8eb9SGleb Smirnoff 18013b3a8eb9SGleb Smirnoff struct pfioc_limit { 18023b3a8eb9SGleb Smirnoff int index; 18033b3a8eb9SGleb Smirnoff unsigned limit; 18043b3a8eb9SGleb Smirnoff }; 18053b3a8eb9SGleb Smirnoff 1806249cc75fSPatrick Kelsey struct pfioc_altq_v0 { 18073b3a8eb9SGleb Smirnoff u_int32_t action; 18083b3a8eb9SGleb Smirnoff u_int32_t ticket; 18093b3a8eb9SGleb Smirnoff u_int32_t nr; 1810249cc75fSPatrick Kelsey struct pf_altq_v0 altq; 18113b3a8eb9SGleb Smirnoff }; 18123b3a8eb9SGleb Smirnoff 1813249cc75fSPatrick Kelsey struct pfioc_altq_v1 { 1814249cc75fSPatrick Kelsey u_int32_t action; 1815249cc75fSPatrick Kelsey u_int32_t ticket; 1816249cc75fSPatrick Kelsey u_int32_t nr; 1817249cc75fSPatrick Kelsey /* 1818249cc75fSPatrick Kelsey * Placed here so code that only uses the above parameters can be 1819249cc75fSPatrick Kelsey * written entirely in terms of the v0 or v1 type. 1820249cc75fSPatrick Kelsey */ 1821249cc75fSPatrick Kelsey u_int32_t version; 1822249cc75fSPatrick Kelsey struct pf_altq_v1 altq; 1823249cc75fSPatrick Kelsey }; 1824249cc75fSPatrick Kelsey 1825249cc75fSPatrick Kelsey /* 1826249cc75fSPatrick Kelsey * Latest version of struct pfioc_altq_vX. This must move in lock-step with 1827249cc75fSPatrick Kelsey * the latest version of struct pf_altq_vX as it has that struct as a 1828249cc75fSPatrick Kelsey * member. 1829249cc75fSPatrick Kelsey */ 1830249cc75fSPatrick Kelsey #define PFIOC_ALTQ_VERSION PF_ALTQ_VERSION 1831249cc75fSPatrick Kelsey 1832249cc75fSPatrick Kelsey struct pfioc_qstats_v0 { 18333b3a8eb9SGleb Smirnoff u_int32_t ticket; 18343b3a8eb9SGleb Smirnoff u_int32_t nr; 18353b3a8eb9SGleb Smirnoff void *buf; 18363b3a8eb9SGleb Smirnoff int nbytes; 18373b3a8eb9SGleb Smirnoff u_int8_t scheduler; 18383b3a8eb9SGleb Smirnoff }; 18393b3a8eb9SGleb Smirnoff 1840249cc75fSPatrick Kelsey struct pfioc_qstats_v1 { 1841249cc75fSPatrick Kelsey u_int32_t ticket; 1842249cc75fSPatrick Kelsey u_int32_t nr; 1843249cc75fSPatrick Kelsey void *buf; 1844249cc75fSPatrick Kelsey int nbytes; 1845249cc75fSPatrick Kelsey u_int8_t scheduler; 1846249cc75fSPatrick Kelsey /* 1847249cc75fSPatrick Kelsey * Placed here so code that only uses the above parameters can be 1848249cc75fSPatrick Kelsey * written entirely in terms of the v0 or v1 type. 1849249cc75fSPatrick Kelsey */ 1850249cc75fSPatrick Kelsey u_int32_t version; /* Requested version of stats struct */ 1851249cc75fSPatrick Kelsey }; 1852249cc75fSPatrick Kelsey 1853249cc75fSPatrick Kelsey /* Latest version of struct pfioc_qstats_vX */ 1854249cc75fSPatrick Kelsey #define PFIOC_QSTATS_VERSION 1 1855249cc75fSPatrick Kelsey 18563b3a8eb9SGleb Smirnoff struct pfioc_ruleset { 18573b3a8eb9SGleb Smirnoff u_int32_t nr; 18583b3a8eb9SGleb Smirnoff char path[MAXPATHLEN]; 18593b3a8eb9SGleb Smirnoff char name[PF_ANCHOR_NAME_SIZE]; 18603b3a8eb9SGleb Smirnoff }; 18613b3a8eb9SGleb Smirnoff 18623b3a8eb9SGleb Smirnoff #define PF_RULESET_ALTQ (PF_RULESET_MAX) 18633b3a8eb9SGleb Smirnoff #define PF_RULESET_TABLE (PF_RULESET_MAX+1) 1864e732e742SKristof Provost #define PF_RULESET_ETH (PF_RULESET_MAX+2) 18653b3a8eb9SGleb Smirnoff struct pfioc_trans { 18663b3a8eb9SGleb Smirnoff int size; /* number of elements */ 18673b3a8eb9SGleb Smirnoff int esize; /* size of each element in bytes */ 18683b3a8eb9SGleb Smirnoff struct pfioc_trans_e { 18693b3a8eb9SGleb Smirnoff int rs_num; 18703b3a8eb9SGleb Smirnoff char anchor[MAXPATHLEN]; 18713b3a8eb9SGleb Smirnoff u_int32_t ticket; 18723b3a8eb9SGleb Smirnoff } *array; 18733b3a8eb9SGleb Smirnoff }; 18743b3a8eb9SGleb Smirnoff 18753b3a8eb9SGleb Smirnoff #define PFR_FLAG_ATOMIC 0x00000001 /* unused */ 18763b3a8eb9SGleb Smirnoff #define PFR_FLAG_DUMMY 0x00000002 18773b3a8eb9SGleb Smirnoff #define PFR_FLAG_FEEDBACK 0x00000004 18783b3a8eb9SGleb Smirnoff #define PFR_FLAG_CLSTATS 0x00000008 18793b3a8eb9SGleb Smirnoff #define PFR_FLAG_ADDRSTOO 0x00000010 18803b3a8eb9SGleb Smirnoff #define PFR_FLAG_REPLACE 0x00000020 18813b3a8eb9SGleb Smirnoff #define PFR_FLAG_ALLRSETS 0x00000040 18823b3a8eb9SGleb Smirnoff #define PFR_FLAG_ALLMASK 0x0000007F 18833b3a8eb9SGleb Smirnoff #ifdef _KERNEL 18843b3a8eb9SGleb Smirnoff #define PFR_FLAG_USERIOCTL 0x10000000 18853b3a8eb9SGleb Smirnoff #endif 18863b3a8eb9SGleb Smirnoff 18873b3a8eb9SGleb Smirnoff struct pfioc_table { 18883b3a8eb9SGleb Smirnoff struct pfr_table pfrio_table; 18893b3a8eb9SGleb Smirnoff void *pfrio_buffer; 18903b3a8eb9SGleb Smirnoff int pfrio_esize; 18913b3a8eb9SGleb Smirnoff int pfrio_size; 18923b3a8eb9SGleb Smirnoff int pfrio_size2; 18933b3a8eb9SGleb Smirnoff int pfrio_nadd; 18943b3a8eb9SGleb Smirnoff int pfrio_ndel; 18953b3a8eb9SGleb Smirnoff int pfrio_nchange; 18963b3a8eb9SGleb Smirnoff int pfrio_flags; 18973b3a8eb9SGleb Smirnoff u_int32_t pfrio_ticket; 18983b3a8eb9SGleb Smirnoff }; 18993b3a8eb9SGleb Smirnoff #define pfrio_exists pfrio_nadd 19003b3a8eb9SGleb Smirnoff #define pfrio_nzero pfrio_nadd 19013b3a8eb9SGleb Smirnoff #define pfrio_nmatch pfrio_nadd 19023b3a8eb9SGleb Smirnoff #define pfrio_naddr pfrio_size2 19033b3a8eb9SGleb Smirnoff #define pfrio_setflag pfrio_size2 19043b3a8eb9SGleb Smirnoff #define pfrio_clrflag pfrio_nadd 19053b3a8eb9SGleb Smirnoff 19063b3a8eb9SGleb Smirnoff struct pfioc_iface { 19073b3a8eb9SGleb Smirnoff char pfiio_name[IFNAMSIZ]; 19083b3a8eb9SGleb Smirnoff void *pfiio_buffer; 19093b3a8eb9SGleb Smirnoff int pfiio_esize; 19103b3a8eb9SGleb Smirnoff int pfiio_size; 19113b3a8eb9SGleb Smirnoff int pfiio_nzero; 19123b3a8eb9SGleb Smirnoff int pfiio_flags; 19133b3a8eb9SGleb Smirnoff }; 19143b3a8eb9SGleb Smirnoff 19153b3a8eb9SGleb Smirnoff /* 19163b3a8eb9SGleb Smirnoff * ioctl operations 19173b3a8eb9SGleb Smirnoff */ 19183b3a8eb9SGleb Smirnoff 19193b3a8eb9SGleb Smirnoff #define DIOCSTART _IO ('D', 1) 19203b3a8eb9SGleb Smirnoff #define DIOCSTOP _IO ('D', 2) 19213b3a8eb9SGleb Smirnoff #define DIOCADDRULE _IOWR('D', 4, struct pfioc_rule) 19225c62ededSKristof Provost #define DIOCADDRULENV _IOWR('D', 4, struct pfioc_nv) 19233b3a8eb9SGleb Smirnoff #define DIOCGETRULES _IOWR('D', 6, struct pfioc_rule) 19243b3a8eb9SGleb Smirnoff #define DIOCGETRULE _IOWR('D', 7, struct pfioc_rule) 1925d710367dSKristof Provost #define DIOCGETRULENV _IOWR('D', 7, struct pfioc_nv) 19263b3a8eb9SGleb Smirnoff /* XXX cut 8 - 17 */ 19273b3a8eb9SGleb Smirnoff #define DIOCCLRSTATES _IOWR('D', 18, struct pfioc_state_kill) 19287606a45dSKristof Provost #define DIOCCLRSTATESNV _IOWR('D', 18, struct pfioc_nv) 1929cc535c95SWill Andrews #define DIOCGETSTATE _IOWR('D', 19, struct pfioc_state) 19301732afaaSKristof Provost #define DIOCGETSTATENV _IOWR('D', 19, struct pfioc_nv) 19313b3a8eb9SGleb Smirnoff #define DIOCSETSTATUSIF _IOWR('D', 20, struct pfioc_if) 19323b3a8eb9SGleb Smirnoff #define DIOCGETSTATUS _IOWR('D', 21, struct pf_status) 19332b10cf85SKristof Provost #define DIOCGETSTATUSNV _IOWR('D', 21, struct pfioc_nv) 19343b3a8eb9SGleb Smirnoff #define DIOCCLRSTATUS _IO ('D', 22) 19353b3a8eb9SGleb Smirnoff #define DIOCNATLOOK _IOWR('D', 23, struct pfioc_natlook) 19363b3a8eb9SGleb Smirnoff #define DIOCSETDEBUG _IOWR('D', 24, u_int32_t) 19373b3a8eb9SGleb Smirnoff #define DIOCGETSTATES _IOWR('D', 25, struct pfioc_states) 1938cc535c95SWill Andrews #define DIOCCHANGERULE _IOWR('D', 26, struct pfioc_rule) 19393b3a8eb9SGleb Smirnoff /* XXX cut 26 - 28 */ 19403b3a8eb9SGleb Smirnoff #define DIOCSETTIMEOUT _IOWR('D', 29, struct pfioc_tm) 19413b3a8eb9SGleb Smirnoff #define DIOCGETTIMEOUT _IOWR('D', 30, struct pfioc_tm) 1942cc535c95SWill Andrews #define DIOCADDSTATE _IOWR('D', 37, struct pfioc_state) 1943cc535c95SWill Andrews #define DIOCCLRRULECTRS _IO ('D', 38) 19443b3a8eb9SGleb Smirnoff #define DIOCGETLIMIT _IOWR('D', 39, struct pfioc_limit) 19453b3a8eb9SGleb Smirnoff #define DIOCSETLIMIT _IOWR('D', 40, struct pfioc_limit) 19463b3a8eb9SGleb Smirnoff #define DIOCKILLSTATES _IOWR('D', 41, struct pfioc_state_kill) 1947e989530aSKristof Provost #define DIOCKILLSTATESNV _IOWR('D', 41, struct pfioc_nv) 19483b3a8eb9SGleb Smirnoff #define DIOCSTARTALTQ _IO ('D', 42) 19493b3a8eb9SGleb Smirnoff #define DIOCSTOPALTQ _IO ('D', 43) 1950249cc75fSPatrick Kelsey #define DIOCADDALTQV0 _IOWR('D', 45, struct pfioc_altq_v0) 1951249cc75fSPatrick Kelsey #define DIOCADDALTQV1 _IOWR('D', 45, struct pfioc_altq_v1) 1952249cc75fSPatrick Kelsey #define DIOCGETALTQSV0 _IOWR('D', 47, struct pfioc_altq_v0) 1953249cc75fSPatrick Kelsey #define DIOCGETALTQSV1 _IOWR('D', 47, struct pfioc_altq_v1) 1954249cc75fSPatrick Kelsey #define DIOCGETALTQV0 _IOWR('D', 48, struct pfioc_altq_v0) 1955249cc75fSPatrick Kelsey #define DIOCGETALTQV1 _IOWR('D', 48, struct pfioc_altq_v1) 1956249cc75fSPatrick Kelsey #define DIOCCHANGEALTQV0 _IOWR('D', 49, struct pfioc_altq_v0) 1957249cc75fSPatrick Kelsey #define DIOCCHANGEALTQV1 _IOWR('D', 49, struct pfioc_altq_v1) 1958249cc75fSPatrick Kelsey #define DIOCGETQSTATSV0 _IOWR('D', 50, struct pfioc_qstats_v0) 1959249cc75fSPatrick Kelsey #define DIOCGETQSTATSV1 _IOWR('D', 50, struct pfioc_qstats_v1) 19603b3a8eb9SGleb Smirnoff #define DIOCBEGINADDRS _IOWR('D', 51, struct pfioc_pooladdr) 19613b3a8eb9SGleb Smirnoff #define DIOCADDADDR _IOWR('D', 52, struct pfioc_pooladdr) 19623b3a8eb9SGleb Smirnoff #define DIOCGETADDRS _IOWR('D', 53, struct pfioc_pooladdr) 19633b3a8eb9SGleb Smirnoff #define DIOCGETADDR _IOWR('D', 54, struct pfioc_pooladdr) 1964cc535c95SWill Andrews #define DIOCCHANGEADDR _IOWR('D', 55, struct pfioc_pooladdr) 19653b3a8eb9SGleb Smirnoff /* XXX cut 55 - 57 */ 19663b3a8eb9SGleb Smirnoff #define DIOCGETRULESETS _IOWR('D', 58, struct pfioc_ruleset) 19673b3a8eb9SGleb Smirnoff #define DIOCGETRULESET _IOWR('D', 59, struct pfioc_ruleset) 19683b3a8eb9SGleb Smirnoff #define DIOCRCLRTABLES _IOWR('D', 60, struct pfioc_table) 19693b3a8eb9SGleb Smirnoff #define DIOCRADDTABLES _IOWR('D', 61, struct pfioc_table) 19703b3a8eb9SGleb Smirnoff #define DIOCRDELTABLES _IOWR('D', 62, struct pfioc_table) 19713b3a8eb9SGleb Smirnoff #define DIOCRGETTABLES _IOWR('D', 63, struct pfioc_table) 19723b3a8eb9SGleb Smirnoff #define DIOCRGETTSTATS _IOWR('D', 64, struct pfioc_table) 19733b3a8eb9SGleb Smirnoff #define DIOCRCLRTSTATS _IOWR('D', 65, struct pfioc_table) 19743b3a8eb9SGleb Smirnoff #define DIOCRCLRADDRS _IOWR('D', 66, struct pfioc_table) 19753b3a8eb9SGleb Smirnoff #define DIOCRADDADDRS _IOWR('D', 67, struct pfioc_table) 19763b3a8eb9SGleb Smirnoff #define DIOCRDELADDRS _IOWR('D', 68, struct pfioc_table) 19773b3a8eb9SGleb Smirnoff #define DIOCRSETADDRS _IOWR('D', 69, struct pfioc_table) 19783b3a8eb9SGleb Smirnoff #define DIOCRGETADDRS _IOWR('D', 70, struct pfioc_table) 19793b3a8eb9SGleb Smirnoff #define DIOCRGETASTATS _IOWR('D', 71, struct pfioc_table) 19803b3a8eb9SGleb Smirnoff #define DIOCRCLRASTATS _IOWR('D', 72, struct pfioc_table) 19813b3a8eb9SGleb Smirnoff #define DIOCRTSTADDRS _IOWR('D', 73, struct pfioc_table) 19823b3a8eb9SGleb Smirnoff #define DIOCRSETTFLAGS _IOWR('D', 74, struct pfioc_table) 19833b3a8eb9SGleb Smirnoff #define DIOCRINADEFINE _IOWR('D', 77, struct pfioc_table) 19843b3a8eb9SGleb Smirnoff #define DIOCOSFPFLUSH _IO('D', 78) 19853b3a8eb9SGleb Smirnoff #define DIOCOSFPADD _IOWR('D', 79, struct pf_osfp_ioctl) 19863b3a8eb9SGleb Smirnoff #define DIOCOSFPGET _IOWR('D', 80, struct pf_osfp_ioctl) 19873b3a8eb9SGleb Smirnoff #define DIOCXBEGIN _IOWR('D', 81, struct pfioc_trans) 19883b3a8eb9SGleb Smirnoff #define DIOCXCOMMIT _IOWR('D', 82, struct pfioc_trans) 19893b3a8eb9SGleb Smirnoff #define DIOCXROLLBACK _IOWR('D', 83, struct pfioc_trans) 19903b3a8eb9SGleb Smirnoff #define DIOCGETSRCNODES _IOWR('D', 84, struct pfioc_src_nodes) 19913b3a8eb9SGleb Smirnoff #define DIOCCLRSRCNODES _IO('D', 85) 19923b3a8eb9SGleb Smirnoff #define DIOCSETHOSTID _IOWR('D', 86, u_int32_t) 19933b3a8eb9SGleb Smirnoff #define DIOCIGETIFACES _IOWR('D', 87, struct pfioc_iface) 19943b3a8eb9SGleb Smirnoff #define DIOCSETIFFLAG _IOWR('D', 89, struct pfioc_iface) 19953b3a8eb9SGleb Smirnoff #define DIOCCLRIFFLAG _IOWR('D', 90, struct pfioc_iface) 19963b3a8eb9SGleb Smirnoff #define DIOCKILLSRCNODES _IOWR('D', 91, struct pfioc_src_node_kill) 1997047c4e36SKristof Provost #define DIOCGIFSPEEDV0 _IOWR('D', 92, struct pf_ifspeed_v0) 1998047c4e36SKristof Provost #define DIOCGIFSPEEDV1 _IOWR('D', 92, struct pf_ifspeed_v1) 1999c6bf20a2SKristof Provost #define DIOCGETSTATESV2 _IOWR('D', 93, struct pfioc_states_v2) 20008e1864edSKristof Provost #define DIOCGETSYNCOOKIES _IOWR('D', 94, struct pfioc_nv) 20018e1864edSKristof Provost #define DIOCSETSYNCOOKIES _IOWR('D', 95, struct pfioc_nv) 2002047c4e36SKristof Provost #define DIOCKEEPCOUNTERS _IOWR('D', 96, struct pfioc_nv) 20038e492101SKristof Provost #define DIOCKEEPCOUNTERS_FREEBSD13 _IOWR('D', 92, struct pfioc_nv) 2004e732e742SKristof Provost #define DIOCADDETHRULE _IOWR('D', 97, struct pfioc_nv) 2005e732e742SKristof Provost #define DIOCGETETHRULE _IOWR('D', 98, struct pfioc_nv) 2006e732e742SKristof Provost #define DIOCGETETHRULES _IOWR('D', 99, struct pfioc_nv) 20079bb06778SKristof Provost #define DIOCGETETHRULESETS _IOWR('D', 100, struct pfioc_nv) 20089bb06778SKristof Provost #define DIOCGETETHRULESET _IOWR('D', 101, struct pfioc_nv) 200939282ef3SKajetan Staszkiewicz #define DIOCSETREASS _IOWR('D', 102, u_int32_t) 201042ec75f8SKristof Provost 2011249cc75fSPatrick Kelsey struct pf_ifspeed_v0 { 20123b3a8eb9SGleb Smirnoff char ifname[IFNAMSIZ]; 20133b3a8eb9SGleb Smirnoff u_int32_t baudrate; 20143b3a8eb9SGleb Smirnoff }; 2015249cc75fSPatrick Kelsey 2016249cc75fSPatrick Kelsey struct pf_ifspeed_v1 { 2017249cc75fSPatrick Kelsey char ifname[IFNAMSIZ]; 2018249cc75fSPatrick Kelsey u_int32_t baudrate32; 2019249cc75fSPatrick Kelsey /* layout identical to struct pf_ifspeed_v0 up to this point */ 2020249cc75fSPatrick Kelsey u_int64_t baudrate; 2021249cc75fSPatrick Kelsey }; 2022249cc75fSPatrick Kelsey 2023249cc75fSPatrick Kelsey /* Latest version of struct pf_ifspeed_vX */ 2024249cc75fSPatrick Kelsey #define PF_IFSPEED_VERSION 1 2025249cc75fSPatrick Kelsey 2026249cc75fSPatrick Kelsey /* 2027249cc75fSPatrick Kelsey * Compatibility and convenience macros 2028249cc75fSPatrick Kelsey */ 2029249cc75fSPatrick Kelsey #ifndef _KERNEL 2030249cc75fSPatrick Kelsey #ifdef PFIOC_USE_LATEST 2031249cc75fSPatrick Kelsey /* 2032249cc75fSPatrick Kelsey * Maintaining in-tree consumers of the ioctl interface is easier when that 2033249cc75fSPatrick Kelsey * code can be written in terms old names that refer to the latest interface 2034249cc75fSPatrick Kelsey * version as that reduces the required changes in the consumers to those 2035249cc75fSPatrick Kelsey * that are functionally necessary to accommodate a new interface version. 2036249cc75fSPatrick Kelsey */ 2037249cc75fSPatrick Kelsey #define pfioc_altq __CONCAT(pfioc_altq_v, PFIOC_ALTQ_VERSION) 2038249cc75fSPatrick Kelsey #define pfioc_qstats __CONCAT(pfioc_qstats_v, PFIOC_QSTATS_VERSION) 2039249cc75fSPatrick Kelsey #define pf_ifspeed __CONCAT(pf_ifspeed_v, PF_IFSPEED_VERSION) 2040249cc75fSPatrick Kelsey 2041249cc75fSPatrick Kelsey #define DIOCADDALTQ __CONCAT(DIOCADDALTQV, PFIOC_ALTQ_VERSION) 2042249cc75fSPatrick Kelsey #define DIOCGETALTQS __CONCAT(DIOCGETALTQSV, PFIOC_ALTQ_VERSION) 2043249cc75fSPatrick Kelsey #define DIOCGETALTQ __CONCAT(DIOCGETALTQV, PFIOC_ALTQ_VERSION) 2044249cc75fSPatrick Kelsey #define DIOCCHANGEALTQ __CONCAT(DIOCCHANGEALTQV, PFIOC_ALTQ_VERSION) 2045249cc75fSPatrick Kelsey #define DIOCGETQSTATS __CONCAT(DIOCGETQSTATSV, PFIOC_QSTATS_VERSION) 2046249cc75fSPatrick Kelsey #define DIOCGIFSPEED __CONCAT(DIOCGIFSPEEDV, PF_IFSPEED_VERSION) 2047249cc75fSPatrick Kelsey #else 2048249cc75fSPatrick Kelsey /* 2049249cc75fSPatrick Kelsey * When building out-of-tree code that is written for the old interface, 2050249cc75fSPatrick Kelsey * such as may exist in ports for example, resolve the old struct tags and 2051249cc75fSPatrick Kelsey * ioctl command names to the v0 versions. 2052249cc75fSPatrick Kelsey */ 2053249cc75fSPatrick Kelsey #define pfioc_altq __CONCAT(pfioc_altq_v, 0) 2054249cc75fSPatrick Kelsey #define pfioc_qstats __CONCAT(pfioc_qstats_v, 0) 2055249cc75fSPatrick Kelsey #define pf_ifspeed __CONCAT(pf_ifspeed_v, 0) 2056249cc75fSPatrick Kelsey 2057249cc75fSPatrick Kelsey #define DIOCADDALTQ __CONCAT(DIOCADDALTQV, 0) 2058249cc75fSPatrick Kelsey #define DIOCGETALTQS __CONCAT(DIOCGETALTQSV, 0) 2059249cc75fSPatrick Kelsey #define DIOCGETALTQ __CONCAT(DIOCGETALTQV, 0) 2060249cc75fSPatrick Kelsey #define DIOCCHANGEALTQ __CONCAT(DIOCCHANGEALTQV, 0) 2061249cc75fSPatrick Kelsey #define DIOCGETQSTATS __CONCAT(DIOCGETQSTATSV, 0) 2062249cc75fSPatrick Kelsey #define DIOCGIFSPEED __CONCAT(DIOCGIFSPEEDV, 0) 2063249cc75fSPatrick Kelsey #endif /* PFIOC_USE_LATEST */ 2064249cc75fSPatrick Kelsey #endif /* _KERNEL */ 20653b3a8eb9SGleb Smirnoff 20663b3a8eb9SGleb Smirnoff #ifdef _KERNEL 206717ad7334SKristof Provost LIST_HEAD(pf_ksrc_node_list, pf_ksrc_node); 20683b3a8eb9SGleb Smirnoff struct pf_srchash { 206917ad7334SKristof Provost struct pf_ksrc_node_list nodes; 20703b3a8eb9SGleb Smirnoff struct mtx lock; 20713b3a8eb9SGleb Smirnoff }; 20723b3a8eb9SGleb Smirnoff 20733b3a8eb9SGleb Smirnoff struct pf_keyhash { 20743b3a8eb9SGleb Smirnoff LIST_HEAD(, pf_state_key) keys; 20753b3a8eb9SGleb Smirnoff struct mtx lock; 20763b3a8eb9SGleb Smirnoff }; 20773b3a8eb9SGleb Smirnoff 20783b3a8eb9SGleb Smirnoff struct pf_idhash { 2079211cddf9SKristof Provost LIST_HEAD(, pf_kstate) states; 20803b3a8eb9SGleb Smirnoff struct mtx lock; 20813b3a8eb9SGleb Smirnoff }; 20823b3a8eb9SGleb Smirnoff 2083231e83d3SKristof Provost extern u_long pf_ioctl_maxcount; 20846828cc99SGleb Smirnoff extern u_long pf_hashmask; 20856828cc99SGleb Smirnoff extern u_long pf_srchashmask; 208691e0f2d2SKristof Provost #define PF_HASHSIZ (131072) 2087bf56a3feSKristof Provost #define PF_SRCHASHSIZ (PF_HASHSIZ/4) 20883b3a8eb9SGleb Smirnoff VNET_DECLARE(struct pf_keyhash *, pf_keyhash); 20893b3a8eb9SGleb Smirnoff VNET_DECLARE(struct pf_idhash *, pf_idhash); 20903b3a8eb9SGleb Smirnoff #define V_pf_keyhash VNET(pf_keyhash) 20913b3a8eb9SGleb Smirnoff #define V_pf_idhash VNET(pf_idhash) 20923b3a8eb9SGleb Smirnoff VNET_DECLARE(struct pf_srchash *, pf_srchash); 20933b3a8eb9SGleb Smirnoff #define V_pf_srchash VNET(pf_srchash) 20943b3a8eb9SGleb Smirnoff 20956828cc99SGleb Smirnoff #define PF_IDHASH(s) (be64toh((s)->id) % (pf_hashmask + 1)) 20963b3a8eb9SGleb Smirnoff 20973b3a8eb9SGleb Smirnoff VNET_DECLARE(void *, pf_swi_cookie); 20983b3a8eb9SGleb Smirnoff #define V_pf_swi_cookie VNET(pf_swi_cookie) 2099cecfaf9bSKristof Provost VNET_DECLARE(struct intr_event *, pf_swi_ie); 2100cecfaf9bSKristof Provost #define V_pf_swi_ie VNET(pf_swi_ie) 21013b3a8eb9SGleb Smirnoff 2102133935d2SKristof Provost VNET_DECLARE(struct unrhdr64, pf_stateid); 21033b3a8eb9SGleb Smirnoff #define V_pf_stateid VNET(pf_stateid) 21043b3a8eb9SGleb Smirnoff 21053b3a8eb9SGleb Smirnoff TAILQ_HEAD(pf_altqqueue, pf_altq); 21068f2ac656SPatrick Kelsey VNET_DECLARE(struct pf_altqqueue, pf_altqs[4]); 21073b3a8eb9SGleb Smirnoff #define V_pf_altqs VNET(pf_altqs) 2108320c1116SKristof Provost VNET_DECLARE(struct pf_kpalist, pf_pabuf); 21093b3a8eb9SGleb Smirnoff #define V_pf_pabuf VNET(pf_pabuf) 21103b3a8eb9SGleb Smirnoff 21113b3a8eb9SGleb Smirnoff VNET_DECLARE(u_int32_t, ticket_altqs_active); 21123b3a8eb9SGleb Smirnoff #define V_ticket_altqs_active VNET(ticket_altqs_active) 21133b3a8eb9SGleb Smirnoff VNET_DECLARE(u_int32_t, ticket_altqs_inactive); 21143b3a8eb9SGleb Smirnoff #define V_ticket_altqs_inactive VNET(ticket_altqs_inactive) 21153b3a8eb9SGleb Smirnoff VNET_DECLARE(int, altqs_inactive_open); 21163b3a8eb9SGleb Smirnoff #define V_altqs_inactive_open VNET(altqs_inactive_open) 21173b3a8eb9SGleb Smirnoff VNET_DECLARE(u_int32_t, ticket_pabuf); 21183b3a8eb9SGleb Smirnoff #define V_ticket_pabuf VNET(ticket_pabuf) 21193b3a8eb9SGleb Smirnoff VNET_DECLARE(struct pf_altqqueue *, pf_altqs_active); 21203b3a8eb9SGleb Smirnoff #define V_pf_altqs_active VNET(pf_altqs_active) 21218f2ac656SPatrick Kelsey VNET_DECLARE(struct pf_altqqueue *, pf_altq_ifs_active); 21228f2ac656SPatrick Kelsey #define V_pf_altq_ifs_active VNET(pf_altq_ifs_active) 21233b3a8eb9SGleb Smirnoff VNET_DECLARE(struct pf_altqqueue *, pf_altqs_inactive); 21243b3a8eb9SGleb Smirnoff #define V_pf_altqs_inactive VNET(pf_altqs_inactive) 21258f2ac656SPatrick Kelsey VNET_DECLARE(struct pf_altqqueue *, pf_altq_ifs_inactive); 21268f2ac656SPatrick Kelsey #define V_pf_altq_ifs_inactive VNET(pf_altq_ifs_inactive) 21273b3a8eb9SGleb Smirnoff 2128e86bddeaSKristof Provost VNET_DECLARE(struct pf_krulequeue, pf_unlinked_rules); 21293b3a8eb9SGleb Smirnoff #define V_pf_unlinked_rules VNET(pf_unlinked_rules) 21303b3a8eb9SGleb Smirnoff 2131d40d4b3eSMateusz Guzik #ifdef PF_WANT_32_TO_64_COUNTER 2132d40d4b3eSMateusz Guzik LIST_HEAD(allkiflist_head, pfi_kkif); 2133d40d4b3eSMateusz Guzik VNET_DECLARE(struct allkiflist_head, pf_allkiflist); 2134d40d4b3eSMateusz Guzik #define V_pf_allkiflist VNET(pf_allkiflist) 2135d40d4b3eSMateusz Guzik VNET_DECLARE(size_t, pf_allkifcount); 2136d40d4b3eSMateusz Guzik #define V_pf_allkifcount VNET(pf_allkifcount) 2137d40d4b3eSMateusz Guzik VNET_DECLARE(struct pfi_kkif *, pf_kifmarker); 2138d40d4b3eSMateusz Guzik #define V_pf_kifmarker VNET(pf_kifmarker) 213902cf67ccSMateusz Guzik 214002cf67ccSMateusz Guzik LIST_HEAD(allrulelist_head, pf_krule); 214102cf67ccSMateusz Guzik VNET_DECLARE(struct allrulelist_head, pf_allrulelist); 214202cf67ccSMateusz Guzik #define V_pf_allrulelist VNET(pf_allrulelist) 214302cf67ccSMateusz Guzik VNET_DECLARE(size_t, pf_allrulecount); 214402cf67ccSMateusz Guzik #define V_pf_allrulecount VNET(pf_allrulecount) 214502cf67ccSMateusz Guzik VNET_DECLARE(struct pf_krule *, pf_rulemarker); 214602cf67ccSMateusz Guzik #define V_pf_rulemarker VNET(pf_rulemarker) 2147d40d4b3eSMateusz Guzik #endif 2148d40d4b3eSMateusz Guzik 2149efc6c51fSGleb Smirnoff void pf_initialize(void); 21507e92ce73SMartin Matuska void pf_mtag_initialize(void); 21517e92ce73SMartin Matuska void pf_mtag_cleanup(void); 21523b3a8eb9SGleb Smirnoff void pf_cleanup(void); 21533b3a8eb9SGleb Smirnoff 21543b3a8eb9SGleb Smirnoff struct pf_mtag *pf_get_mtag(struct mbuf *); 21553b3a8eb9SGleb Smirnoff 2156e86bddeaSKristof Provost extern void pf_calc_skip_steps(struct pf_krulequeue *); 21573b3a8eb9SGleb Smirnoff #ifdef ALTQ 21583b3a8eb9SGleb Smirnoff extern void pf_altq_ifnet_event(struct ifnet *, int); 21593b3a8eb9SGleb Smirnoff #endif 21603b3a8eb9SGleb Smirnoff VNET_DECLARE(uma_zone_t, pf_state_z); 21613b3a8eb9SGleb Smirnoff #define V_pf_state_z VNET(pf_state_z) 21623b3a8eb9SGleb Smirnoff VNET_DECLARE(uma_zone_t, pf_state_key_z); 21633b3a8eb9SGleb Smirnoff #define V_pf_state_key_z VNET(pf_state_key_z) 21643b3a8eb9SGleb Smirnoff VNET_DECLARE(uma_zone_t, pf_state_scrub_z); 21653b3a8eb9SGleb Smirnoff #define V_pf_state_scrub_z VNET(pf_state_scrub_z) 21663b3a8eb9SGleb Smirnoff 21673b3a8eb9SGleb Smirnoff extern void pf_purge_thread(void *); 2168a0429b54SBjoern A. Zeeb extern void pf_unload_vnet_purge(void); 21693b3a8eb9SGleb Smirnoff extern void pf_intr(void *); 21703b3a8eb9SGleb Smirnoff extern void pf_purge_expired_src_nodes(void); 21713b3a8eb9SGleb Smirnoff 21728f3d786cSMateusz Guzik extern int pf_unlink_state(struct pf_kstate *); 2173320c1116SKristof Provost extern int pf_state_insert(struct pfi_kkif *, 2174d0fdf2b2SKristof Provost struct pfi_kkif *, 21753b3a8eb9SGleb Smirnoff struct pf_state_key *, 21763b3a8eb9SGleb Smirnoff struct pf_state_key *, 2177211cddf9SKristof Provost struct pf_kstate *); 2178211cddf9SKristof Provost extern struct pf_kstate *pf_alloc_state(int); 2179211cddf9SKristof Provost extern void pf_free_state(struct pf_kstate *); 21803b3a8eb9SGleb Smirnoff 21813b3a8eb9SGleb Smirnoff static __inline void 2182211cddf9SKristof Provost pf_ref_state(struct pf_kstate *s) 21833b3a8eb9SGleb Smirnoff { 21843b3a8eb9SGleb Smirnoff 21853b3a8eb9SGleb Smirnoff refcount_acquire(&s->refs); 21863b3a8eb9SGleb Smirnoff } 21873b3a8eb9SGleb Smirnoff 21883b3a8eb9SGleb Smirnoff static __inline int 2189211cddf9SKristof Provost pf_release_state(struct pf_kstate *s) 21903b3a8eb9SGleb Smirnoff { 21913b3a8eb9SGleb Smirnoff 21923b3a8eb9SGleb Smirnoff if (refcount_release(&s->refs)) { 21933b3a8eb9SGleb Smirnoff pf_free_state(s); 21943b3a8eb9SGleb Smirnoff return (1); 21953b3a8eb9SGleb Smirnoff } else 21963b3a8eb9SGleb Smirnoff return (0); 21973b3a8eb9SGleb Smirnoff } 21983b3a8eb9SGleb Smirnoff 2199d09388d0SMateusz Guzik static __inline int 2200211cddf9SKristof Provost pf_release_staten(struct pf_kstate *s, u_int n) 2201d09388d0SMateusz Guzik { 2202d09388d0SMateusz Guzik 2203d09388d0SMateusz Guzik if (refcount_releasen(&s->refs, n)) { 2204d09388d0SMateusz Guzik pf_free_state(s); 2205d09388d0SMateusz Guzik return (1); 2206d09388d0SMateusz Guzik } else 2207d09388d0SMateusz Guzik return (0); 2208d09388d0SMateusz Guzik } 2209d09388d0SMateusz Guzik 2210211cddf9SKristof Provost extern struct pf_kstate *pf_find_state_byid(uint64_t, uint32_t); 2211211cddf9SKristof Provost extern struct pf_kstate *pf_find_state_all(struct pf_state_key_cmp *, 22123b3a8eb9SGleb Smirnoff u_int, int *); 221319d6e29bSMateusz Guzik extern bool pf_find_state_all_exists(struct pf_state_key_cmp *, 221419d6e29bSMateusz Guzik u_int); 221517ad7334SKristof Provost extern struct pf_ksrc_node *pf_find_src_node(struct pf_addr *, 2216db0a2bfdSKajetan Staszkiewicz struct pf_krule *, sa_family_t, 2217db0a2bfdSKajetan Staszkiewicz struct pf_srchash **, bool); 221817ad7334SKristof Provost extern void pf_unlink_src_node(struct pf_ksrc_node *); 221917ad7334SKristof Provost extern u_int pf_free_src_nodes(struct pf_ksrc_node_list *); 2220211cddf9SKristof Provost extern void pf_print_state(struct pf_kstate *); 222107d9bc07SGleb Smirnoff extern void pf_print_flags(u_int8_t); 2222ba94bf28SKristof Provost extern int pf_addr_wrap_neq(struct pf_addr_wrap *, 2223ba94bf28SKristof Provost struct pf_addr_wrap *); 22243b3a8eb9SGleb Smirnoff extern u_int16_t pf_cksum_fixup(u_int16_t, u_int16_t, u_int16_t, 22253b3a8eb9SGleb Smirnoff u_int8_t); 2226c110fc49SKristof Provost extern u_int16_t pf_proto_cksum_fixup(struct mbuf *, u_int16_t, 2227c110fc49SKristof Provost u_int16_t, u_int16_t, u_int8_t); 22283b3a8eb9SGleb Smirnoff 22293b3a8eb9SGleb Smirnoff VNET_DECLARE(struct ifnet *, sync_ifp); 22303b3a8eb9SGleb Smirnoff #define V_sync_ifp VNET(sync_ifp); 2231e86bddeaSKristof Provost VNET_DECLARE(struct pf_krule, pf_default_rule); 22323b3a8eb9SGleb Smirnoff #define V_pf_default_rule VNET(pf_default_rule) 22333b3a8eb9SGleb Smirnoff extern void pf_addrcpy(struct pf_addr *, struct pf_addr *, 22348216f1a9SKristof Provost sa_family_t); 2235e86bddeaSKristof Provost void pf_free_rule(struct pf_krule *); 22363b3a8eb9SGleb Smirnoff 2237e732e742SKristof Provost int pf_test_eth(int, int, struct ifnet *, struct mbuf **, struct inpcb *); 22383b3a8eb9SGleb Smirnoff #ifdef INET 22399925aee0SKristof Provost int pf_test(int, int, struct ifnet *, struct mbuf **, struct inpcb *, 22409925aee0SKristof Provost struct pf_rule_actions *); 2241f2064dd1SKajetan Staszkiewicz int pf_normalize_ip(struct mbuf **, struct pfi_kkif *, u_short *, 22420324938aSGleb Smirnoff struct pf_pdesc *); 22433b3a8eb9SGleb Smirnoff #endif /* INET */ 22443b3a8eb9SGleb Smirnoff 22453b3a8eb9SGleb Smirnoff #ifdef INET6 22469925aee0SKristof Provost int pf_test6(int, int, struct ifnet *, struct mbuf **, struct inpcb *, 22479925aee0SKristof Provost struct pf_rule_actions *); 2248f2064dd1SKajetan Staszkiewicz int pf_normalize_ip6(struct mbuf **, struct pfi_kkif *, u_short *, 22490324938aSGleb Smirnoff struct pf_pdesc *); 22503b3a8eb9SGleb Smirnoff void pf_poolmask(struct pf_addr *, struct pf_addr*, 22518216f1a9SKristof Provost struct pf_addr *, struct pf_addr *, sa_family_t); 22523b3a8eb9SGleb Smirnoff void pf_addr_inc(struct pf_addr *, sa_family_t); 2253b52b61c0SKristof Provost int pf_refragment6(struct ifnet *, struct mbuf **, struct m_tag *, bool); 22543b3a8eb9SGleb Smirnoff #endif /* INET6 */ 22553b3a8eb9SGleb Smirnoff 2256211cddf9SKristof Provost u_int32_t pf_new_isn(struct pf_kstate *); 22573b3a8eb9SGleb Smirnoff void *pf_pull_hdr(struct mbuf *, int, void *, int, u_short *, u_short *, 22583b3a8eb9SGleb Smirnoff sa_family_t); 22593b3a8eb9SGleb Smirnoff void pf_change_a(void *, u_int16_t *, u_int32_t, u_int8_t); 2260c110fc49SKristof Provost void pf_change_proto_a(struct mbuf *, void *, u_int16_t *, u_int32_t, 2261c110fc49SKristof Provost u_int8_t); 2262c110fc49SKristof Provost void pf_change_tcp_a(struct mbuf *, void *, u_int16_t *, u_int32_t); 2263c3f69af0SKristof Provost void pf_patch_16_unaligned(struct mbuf *, u_int16_t *, void *, u_int16_t, 2264c3f69af0SKristof Provost bool, u_int8_t); 2265c3f69af0SKristof Provost void pf_patch_32_unaligned(struct mbuf *, u_int16_t *, void *, u_int32_t, 2266c3f69af0SKristof Provost bool, u_int8_t); 2267211cddf9SKristof Provost void pf_send_deferred_syn(struct pf_kstate *); 22683b3a8eb9SGleb Smirnoff int pf_match_addr(u_int8_t, struct pf_addr *, struct pf_addr *, 22693b3a8eb9SGleb Smirnoff struct pf_addr *, sa_family_t); 22703b3a8eb9SGleb Smirnoff int pf_match_addr_range(struct pf_addr *, struct pf_addr *, 22713b3a8eb9SGleb Smirnoff struct pf_addr *, sa_family_t); 22723b3a8eb9SGleb Smirnoff int pf_match_port(u_int8_t, u_int16_t, u_int16_t, u_int16_t); 22733b3a8eb9SGleb Smirnoff 2274efc6c51fSGleb Smirnoff void pf_normalize_init(void); 22753b3a8eb9SGleb Smirnoff void pf_normalize_cleanup(void); 2276f2064dd1SKajetan Staszkiewicz int pf_normalize_tcp(struct pfi_kkif *, struct mbuf *, int, int, void *, 22773b3a8eb9SGleb Smirnoff struct pf_pdesc *); 2278211cddf9SKristof Provost void pf_normalize_tcp_cleanup(struct pf_kstate *); 22793b3a8eb9SGleb Smirnoff int pf_normalize_tcp_init(struct mbuf *, int, struct pf_pdesc *, 22803b3a8eb9SGleb Smirnoff struct tcphdr *, struct pf_state_peer *, struct pf_state_peer *); 22813b3a8eb9SGleb Smirnoff int pf_normalize_tcp_stateful(struct mbuf *, int, struct pf_pdesc *, 2282211cddf9SKristof Provost u_short *, struct tcphdr *, struct pf_kstate *, 22833b3a8eb9SGleb Smirnoff struct pf_state_peer *, struct pf_state_peer *, int *); 2284010ee43fSKristof Provost int pf_normalize_sctp(int, struct pfi_kkif *, struct mbuf *, int, 2285010ee43fSKristof Provost int, void *, struct pf_pdesc *); 22863b3a8eb9SGleb Smirnoff u_int32_t 2287211cddf9SKristof Provost pf_state_expires(const struct pf_kstate *); 22883b3a8eb9SGleb Smirnoff void pf_purge_expired_fragments(void); 22895d0020d6SKristof Provost void pf_purge_fragments(uint32_t); 2290320c1116SKristof Provost int pf_routable(struct pf_addr *addr, sa_family_t af, struct pfi_kkif *, 22913b3a8eb9SGleb Smirnoff int); 2292f2064dd1SKajetan Staszkiewicz int pf_socket_lookup(struct pf_pdesc *, struct mbuf *); 22933b3a8eb9SGleb Smirnoff struct pf_state_key *pf_alloc_state_key(int); 22943b3a8eb9SGleb Smirnoff void pfr_initialize(void); 22953b3a8eb9SGleb Smirnoff void pfr_cleanup(void); 22963b3a8eb9SGleb Smirnoff int pfr_match_addr(struct pfr_ktable *, struct pf_addr *, sa_family_t); 22973b3a8eb9SGleb Smirnoff void pfr_update_stats(struct pfr_ktable *, struct pf_addr *, sa_family_t, 22983b3a8eb9SGleb Smirnoff u_int64_t, int, int, int); 22993b3a8eb9SGleb Smirnoff int pfr_pool_get(struct pfr_ktable *, int *, struct pf_addr *, sa_family_t); 23003b3a8eb9SGleb Smirnoff void pfr_dynaddr_update(struct pfr_ktable *, struct pfi_dynaddr *); 23013b3a8eb9SGleb Smirnoff struct pfr_ktable * 2302e86bddeaSKristof Provost pfr_attach_table(struct pf_kruleset *, char *); 2303812839e5SKristof Provost struct pfr_ktable * 2304812839e5SKristof Provost pfr_eth_attach_table(struct pf_keth_ruleset *, char *); 23053b3a8eb9SGleb Smirnoff void pfr_detach_table(struct pfr_ktable *); 23063b3a8eb9SGleb Smirnoff int pfr_clr_tables(struct pfr_table *, int *, int); 23073b3a8eb9SGleb Smirnoff int pfr_add_tables(struct pfr_table *, int, int *, int); 23083b3a8eb9SGleb Smirnoff int pfr_del_tables(struct pfr_table *, int, int *, int); 2309adfe2f6aSKristof Provost int pfr_table_count(struct pfr_table *, int); 23103b3a8eb9SGleb Smirnoff int pfr_get_tables(struct pfr_table *, struct pfr_table *, int *, int); 23113b3a8eb9SGleb Smirnoff int pfr_get_tstats(struct pfr_table *, struct pfr_tstats *, int *, int); 23123b3a8eb9SGleb Smirnoff int pfr_clr_tstats(struct pfr_table *, int, int *, int); 23133b3a8eb9SGleb Smirnoff int pfr_set_tflags(struct pfr_table *, int, int, int, int *, int *, int); 23143b3a8eb9SGleb Smirnoff int pfr_clr_addrs(struct pfr_table *, int *, int); 23153b3a8eb9SGleb Smirnoff int pfr_insert_kentry(struct pfr_ktable *, struct pfr_addr *, long); 23163b3a8eb9SGleb Smirnoff int pfr_add_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 23173b3a8eb9SGleb Smirnoff int); 23183b3a8eb9SGleb Smirnoff int pfr_del_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 23193b3a8eb9SGleb Smirnoff int); 23203b3a8eb9SGleb Smirnoff int pfr_set_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 23213b3a8eb9SGleb Smirnoff int *, int *, int *, int, u_int32_t); 23223b3a8eb9SGleb Smirnoff int pfr_get_addrs(struct pfr_table *, struct pfr_addr *, int *, int); 23233b3a8eb9SGleb Smirnoff int pfr_get_astats(struct pfr_table *, struct pfr_astats *, int *, int); 23243b3a8eb9SGleb Smirnoff int pfr_clr_astats(struct pfr_table *, struct pfr_addr *, int, int *, 23253b3a8eb9SGleb Smirnoff int); 23263b3a8eb9SGleb Smirnoff int pfr_tst_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 23273b3a8eb9SGleb Smirnoff int); 23283b3a8eb9SGleb Smirnoff int pfr_ina_begin(struct pfr_table *, u_int32_t *, int *, int); 23293b3a8eb9SGleb Smirnoff int pfr_ina_rollback(struct pfr_table *, u_int32_t, int *, int); 23303b3a8eb9SGleb Smirnoff int pfr_ina_commit(struct pfr_table *, u_int32_t, int *, int *, int); 23313b3a8eb9SGleb Smirnoff int pfr_ina_define(struct pfr_table *, struct pfr_addr *, int, int *, 23323b3a8eb9SGleb Smirnoff int *, u_int32_t, int); 23333b3a8eb9SGleb Smirnoff 23343b3a8eb9SGleb Smirnoff MALLOC_DECLARE(PFI_MTYPE); 2335320c1116SKristof Provost VNET_DECLARE(struct pfi_kkif *, pfi_all); 23363b3a8eb9SGleb Smirnoff #define V_pfi_all VNET(pfi_all) 23373b3a8eb9SGleb Smirnoff 2338efc6c51fSGleb Smirnoff void pfi_initialize(void); 2339a0429b54SBjoern A. Zeeb void pfi_initialize_vnet(void); 23403b3a8eb9SGleb Smirnoff void pfi_cleanup(void); 2341a0429b54SBjoern A. Zeeb void pfi_cleanup_vnet(void); 2342320c1116SKristof Provost void pfi_kkif_ref(struct pfi_kkif *); 2343320c1116SKristof Provost void pfi_kkif_unref(struct pfi_kkif *); 2344320c1116SKristof Provost struct pfi_kkif *pfi_kkif_find(const char *); 2345320c1116SKristof Provost struct pfi_kkif *pfi_kkif_attach(struct pfi_kkif *, const char *); 2346320c1116SKristof Provost int pfi_kkif_match(struct pfi_kkif *, struct pfi_kkif *); 2347320c1116SKristof Provost void pfi_kkif_purge(void); 23483b3a8eb9SGleb Smirnoff int pfi_match_addr(struct pfi_dynaddr *, struct pf_addr *, 23493b3a8eb9SGleb Smirnoff sa_family_t); 23503b3a8eb9SGleb Smirnoff int pfi_dynaddr_setup(struct pf_addr_wrap *, sa_family_t); 23513b3a8eb9SGleb Smirnoff void pfi_dynaddr_remove(struct pfi_dynaddr *); 23523b3a8eb9SGleb Smirnoff void pfi_dynaddr_copyout(struct pf_addr_wrap *); 23533b3a8eb9SGleb Smirnoff void pfi_update_status(const char *, struct pf_status *); 23543b3a8eb9SGleb Smirnoff void pfi_get_ifaces(const char *, struct pfi_kif *, int *); 23553b3a8eb9SGleb Smirnoff int pfi_set_flags(const char *, int); 23563b3a8eb9SGleb Smirnoff int pfi_clear_flags(const char *, int); 23573b3a8eb9SGleb Smirnoff 2358e86bddeaSKristof Provost int pf_match_tag(struct mbuf *, struct pf_krule *, int *, int); 23593b3a8eb9SGleb Smirnoff int pf_tag_packet(struct mbuf *, struct pf_pdesc *, int); 236060048052SGleb Smirnoff int pf_addr_cmp(struct pf_addr *, struct pf_addr *, 236160048052SGleb Smirnoff sa_family_t); 23623b3a8eb9SGleb Smirnoff 23638e1864edSKristof Provost u_int16_t pf_get_mss(struct mbuf *, int, u_int16_t, sa_family_t); 23648e1864edSKristof Provost u_int8_t pf_get_wscale(struct mbuf *, int, u_int16_t, sa_family_t); 23658e1864edSKristof Provost struct mbuf *pf_build_tcp(const struct pf_krule *, sa_family_t, 23668e1864edSKristof Provost const struct pf_addr *, const struct pf_addr *, 23678e1864edSKristof Provost u_int16_t, u_int16_t, u_int32_t, u_int32_t, 23687dc3be36SKajetan Staszkiewicz u_int8_t, u_int16_t, u_int16_t, u_int8_t, bool, 23697dc3be36SKajetan Staszkiewicz u_int16_t, u_int16_t, int); 23708e1864edSKristof Provost void pf_send_tcp(const struct pf_krule *, sa_family_t, 23718e1864edSKristof Provost const struct pf_addr *, const struct pf_addr *, 23728e1864edSKristof Provost u_int16_t, u_int16_t, u_int32_t, u_int32_t, 23737dc3be36SKajetan Staszkiewicz u_int8_t, u_int16_t, u_int16_t, u_int8_t, bool, 23747dc3be36SKajetan Staszkiewicz u_int16_t, u_int16_t, int); 23758e1864edSKristof Provost 23768e1864edSKristof Provost void pf_syncookies_init(void); 237732271c4dSKristof Provost void pf_syncookies_cleanup(void); 23788e1864edSKristof Provost int pf_get_syncookies(struct pfioc_nv *); 23798e1864edSKristof Provost int pf_set_syncookies(struct pfioc_nv *); 23808e1864edSKristof Provost int pf_synflood_check(struct pf_pdesc *); 23818e1864edSKristof Provost void pf_syncookie_send(struct mbuf *m, int off, 23828e1864edSKristof Provost struct pf_pdesc *); 23839c041b45SKristof Provost bool pf_syncookie_check(struct pf_pdesc *); 23848e1864edSKristof Provost u_int8_t pf_syncookie_validate(struct pf_pdesc *); 23858e1864edSKristof Provost struct mbuf * pf_syncookie_recreate_syn(uint8_t, int, 23868e1864edSKristof Provost struct pf_pdesc *); 23878e1864edSKristof Provost 2388a9572d8fSGleb Smirnoff VNET_DECLARE(struct pf_kstatus, pf_status); 23893b3a8eb9SGleb Smirnoff #define V_pf_status VNET(pf_status) 23903b3a8eb9SGleb Smirnoff 23913b3a8eb9SGleb Smirnoff struct pf_limit { 23923b3a8eb9SGleb Smirnoff uma_zone_t zone; 23933b3a8eb9SGleb Smirnoff u_int limit; 23943b3a8eb9SGleb Smirnoff }; 23953b3a8eb9SGleb Smirnoff VNET_DECLARE(struct pf_limit, pf_limits[PF_LIMIT_MAX]); 23963b3a8eb9SGleb Smirnoff #define V_pf_limits VNET(pf_limits) 23973b3a8eb9SGleb Smirnoff 23983b3a8eb9SGleb Smirnoff #endif /* _KERNEL */ 23993b3a8eb9SGleb Smirnoff 24003b3a8eb9SGleb Smirnoff #ifdef _KERNEL 2401e86bddeaSKristof Provost VNET_DECLARE(struct pf_kanchor_global, pf_anchors); 24023b3a8eb9SGleb Smirnoff #define V_pf_anchors VNET(pf_anchors) 2403e86bddeaSKristof Provost VNET_DECLARE(struct pf_kanchor, pf_main_anchor); 24043b3a8eb9SGleb Smirnoff #define V_pf_main_anchor VNET(pf_main_anchor) 2405c5131afeSKristof Provost VNET_DECLARE(struct pf_keth_anchor_global, pf_keth_anchors); 2406c5131afeSKristof Provost #define V_pf_keth_anchors VNET(pf_keth_anchors) 24073b3a8eb9SGleb Smirnoff #define pf_main_ruleset V_pf_main_anchor.ruleset 24083b3a8eb9SGleb Smirnoff 2409c5131afeSKristof Provost VNET_DECLARE(struct pf_keth_anchor, pf_main_keth_anchor); 2410c5131afeSKristof Provost #define V_pf_main_keth_anchor VNET(pf_main_keth_anchor) 2411c5131afeSKristof Provost VNET_DECLARE(struct pf_keth_ruleset*, pf_keth); 2412e732e742SKristof Provost #define V_pf_keth VNET(pf_keth) 2413e732e742SKristof Provost 2414e86bddeaSKristof Provost void pf_init_kruleset(struct pf_kruleset *); 2415c5131afeSKristof Provost void pf_init_keth(struct pf_keth_ruleset *); 2416e86bddeaSKristof Provost int pf_kanchor_setup(struct pf_krule *, 2417e86bddeaSKristof Provost const struct pf_kruleset *, const char *); 2418d710367dSKristof Provost int pf_kanchor_nvcopyout(const struct pf_kruleset *, 2419d710367dSKristof Provost const struct pf_krule *, nvlist_t *); 2420e86bddeaSKristof Provost int pf_kanchor_copyout(const struct pf_kruleset *, 2421e86bddeaSKristof Provost const struct pf_krule *, struct pfioc_rule *); 2422e86bddeaSKristof Provost void pf_kanchor_remove(struct pf_krule *); 2423e86bddeaSKristof Provost void pf_remove_if_empty_kruleset(struct pf_kruleset *); 2424e86bddeaSKristof Provost struct pf_kruleset *pf_find_kruleset(const char *); 2425e86bddeaSKristof Provost struct pf_kruleset *pf_find_or_create_kruleset(const char *); 24263b3a8eb9SGleb Smirnoff void pf_rs_initialize(void); 24275e9dae8eSKristof Provost 2428c5131afeSKristof Provost 2429773e3a71SMark Johnston struct pf_krule *pf_krule_alloc(void); 2430c5131afeSKristof Provost 2431c5131afeSKristof Provost void pf_remove_if_empty_keth_ruleset( 2432c5131afeSKristof Provost struct pf_keth_ruleset *); 2433c5131afeSKristof Provost struct pf_keth_ruleset *pf_find_keth_ruleset(const char *); 2434c5131afeSKristof Provost struct pf_keth_anchor *pf_find_keth_anchor(const char *); 2435c5131afeSKristof Provost int pf_keth_anchor_setup(struct pf_keth_rule *, 2436c5131afeSKristof Provost const struct pf_keth_ruleset *, const char *); 2437c5131afeSKristof Provost int pf_keth_anchor_nvcopyout( 2438c5131afeSKristof Provost const struct pf_keth_ruleset *, 2439c5131afeSKristof Provost const struct pf_keth_rule *, nvlist_t *); 2440c5131afeSKristof Provost struct pf_keth_ruleset *pf_find_or_create_keth_ruleset(const char *); 2441c5131afeSKristof Provost void pf_keth_anchor_remove(struct pf_keth_rule *); 2442c5131afeSKristof Provost 24435e9dae8eSKristof Provost void pf_krule_free(struct pf_krule *); 2444e86bddeaSKristof Provost #endif 24453b3a8eb9SGleb Smirnoff 24463b3a8eb9SGleb Smirnoff /* The fingerprint functions can be linked into userland programs (tcpdump) */ 24473b3a8eb9SGleb Smirnoff int pf_osfp_add(struct pf_osfp_ioctl *); 24483b3a8eb9SGleb Smirnoff #ifdef _KERNEL 24493b3a8eb9SGleb Smirnoff struct pf_osfp_enlist * 24503b3a8eb9SGleb Smirnoff pf_osfp_fingerprint(struct pf_pdesc *, struct mbuf *, int, 24513b3a8eb9SGleb Smirnoff const struct tcphdr *); 24523b3a8eb9SGleb Smirnoff #endif /* _KERNEL */ 24533b3a8eb9SGleb Smirnoff void pf_osfp_flush(void); 24543b3a8eb9SGleb Smirnoff int pf_osfp_get(struct pf_osfp_ioctl *); 24553b3a8eb9SGleb Smirnoff int pf_osfp_match(struct pf_osfp_enlist *, pf_osfp_t); 24563b3a8eb9SGleb Smirnoff 24573b3a8eb9SGleb Smirnoff #ifdef _KERNEL 24588216f1a9SKristof Provost void pf_print_host(struct pf_addr *, u_int16_t, sa_family_t); 245907d9bc07SGleb Smirnoff 2460e86bddeaSKristof Provost void pf_step_into_anchor(struct pf_kanchor_stackframe *, int *, 2461e86bddeaSKristof Provost struct pf_kruleset **, int, struct pf_krule **, 2462e86bddeaSKristof Provost struct pf_krule **, int *); 2463e86bddeaSKristof Provost int pf_step_out_of_anchor(struct pf_kanchor_stackframe *, int *, 2464e86bddeaSKristof Provost struct pf_kruleset **, int, struct pf_krule **, 2465e86bddeaSKristof Provost struct pf_krule **, int *); 2466c5131afeSKristof Provost void pf_step_into_keth_anchor(struct pf_keth_anchor_stackframe *, 2467c5131afeSKristof Provost int *, struct pf_keth_ruleset **, 2468c5131afeSKristof Provost struct pf_keth_rule **, struct pf_keth_rule **, 2469c5131afeSKristof Provost int *); 2470c5131afeSKristof Provost int pf_step_out_of_keth_anchor(struct pf_keth_anchor_stackframe *, 2471c5131afeSKristof Provost int *, struct pf_keth_ruleset **, 2472c5131afeSKristof Provost struct pf_keth_rule **, struct pf_keth_rule **, 2473c5131afeSKristof Provost int *); 24743b3a8eb9SGleb Smirnoff 247516303d2bSKajetan Staszkiewicz u_short pf_map_addr(u_int8_t, struct pf_krule *, 24763b3a8eb9SGleb Smirnoff struct pf_addr *, struct pf_addr *, 247717ad7334SKristof Provost struct pf_addr *, struct pf_ksrc_node **); 2478e86bddeaSKristof Provost struct pf_krule *pf_get_translation(struct pf_pdesc *, struct mbuf *, 2479f2064dd1SKajetan Staszkiewicz int, struct pfi_kkif *, struct pf_ksrc_node **, 24803b3a8eb9SGleb Smirnoff struct pf_state_key **, struct pf_state_key **, 24813b3a8eb9SGleb Smirnoff struct pf_addr *, struct pf_addr *, 2482e86bddeaSKristof Provost uint16_t, uint16_t, struct pf_kanchor_stackframe *); 24833b3a8eb9SGleb Smirnoff 24843b3a8eb9SGleb Smirnoff struct pf_state_key *pf_state_key_setup(struct pf_pdesc *, struct pf_addr *, 24853b3a8eb9SGleb Smirnoff struct pf_addr *, u_int16_t, u_int16_t); 24863b3a8eb9SGleb Smirnoff struct pf_state_key *pf_state_key_clone(struct pf_state_key *); 24876b4ed16dSKajetan Staszkiewicz void pf_rule_to_actions(struct pf_krule *, 24886b4ed16dSKajetan Staszkiewicz struct pf_rule_actions *); 248939282ef3SKajetan Staszkiewicz int pf_normalize_mss(struct mbuf *m, int off, 24906b4ed16dSKajetan Staszkiewicz struct pf_pdesc *pd); 249139282ef3SKajetan Staszkiewicz #ifdef INET 24926b4ed16dSKajetan Staszkiewicz void pf_scrub_ip(struct mbuf **, struct pf_pdesc *); 249339282ef3SKajetan Staszkiewicz #endif /* INET */ 249439282ef3SKajetan Staszkiewicz #ifdef INET6 24956b4ed16dSKajetan Staszkiewicz void pf_scrub_ip6(struct mbuf **, struct pf_pdesc *); 249639282ef3SKajetan Staszkiewicz #endif /* INET6 */ 249739282ef3SKajetan Staszkiewicz 249826c841e2SKristof Provost struct pfi_kkif *pf_kkif_create(int); 249926c841e2SKristof Provost void pf_kkif_free(struct pfi_kkif *); 25005a3b9507SKristof Provost void pf_kkif_zero(struct pfi_kkif *); 25013b3a8eb9SGleb Smirnoff #endif /* _KERNEL */ 25023b3a8eb9SGleb Smirnoff 25033b3a8eb9SGleb Smirnoff #endif /* _NET_PFVAR_H_ */ 2504