pfvar.h revision 1.4.2.6
1 1.4.2.6 skrll /* $NetBSD: pfvar.h,v 1.4.2.6 2004/11/29 07:24:33 skrll Exp $ */ 2 1.4.2.6 skrll /* $OpenBSD: pfvar.h,v 1.202 2004/07/12 00:50:22 itojun Exp $ */ 3 1.4.2.2 skrll 4 1.4.2.2 skrll /* 5 1.4.2.2 skrll * Copyright (c) 2001 Daniel Hartmeier 6 1.4.2.2 skrll * All rights reserved. 7 1.4.2.2 skrll * 8 1.4.2.2 skrll * Redistribution and use in source and binary forms, with or without 9 1.4.2.2 skrll * modification, are permitted provided that the following conditions 10 1.4.2.2 skrll * are met: 11 1.4.2.2 skrll * 12 1.4.2.2 skrll * - Redistributions of source code must retain the above copyright 13 1.4.2.2 skrll * notice, this list of conditions and the following disclaimer. 14 1.4.2.2 skrll * - Redistributions in binary form must reproduce the above 15 1.4.2.2 skrll * copyright notice, this list of conditions and the following 16 1.4.2.2 skrll * disclaimer in the documentation and/or other materials provided 17 1.4.2.2 skrll * with the distribution. 18 1.4.2.2 skrll * 19 1.4.2.2 skrll * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 1.4.2.2 skrll * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 1.4.2.2 skrll * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 22 1.4.2.2 skrll * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 23 1.4.2.2 skrll * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 24 1.4.2.2 skrll * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 25 1.4.2.2 skrll * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 26 1.4.2.2 skrll * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 27 1.4.2.2 skrll * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 1.4.2.2 skrll * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 29 1.4.2.2 skrll * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 1.4.2.2 skrll * POSSIBILITY OF SUCH DAMAGE. 31 1.4.2.2 skrll * 32 1.4.2.2 skrll */ 33 1.4.2.2 skrll 34 1.4.2.2 skrll #ifndef _NET_PFVAR_H_ 35 1.4.2.2 skrll #define _NET_PFVAR_H_ 36 1.4.2.2 skrll 37 1.4.2.6 skrll #include <sys/param.h> 38 1.4.2.2 skrll #include <sys/types.h> 39 1.4.2.2 skrll #include <sys/queue.h> 40 1.4.2.2 skrll #include <sys/tree.h> 41 1.4.2.2 skrll 42 1.4.2.2 skrll #include <net/radix.h> 43 1.4.2.2 skrll #ifdef __OpenBSD__ 44 1.4.2.2 skrll #include <netinet/ip_ipsp.h> 45 1.4.2.2 skrll #endif 46 1.4.2.2 skrll #include <netinet/tcp_fsm.h> 47 1.4.2.2 skrll 48 1.4.2.2 skrll #ifdef __NetBSD__ 49 1.4.2.2 skrll union sockaddr_union { 50 1.4.2.2 skrll struct sockaddr sa; 51 1.4.2.2 skrll struct sockaddr_in sin; 52 1.4.2.2 skrll struct sockaddr_in6 sin6; 53 1.4.2.2 skrll }; 54 1.4.2.2 skrll #endif 55 1.4.2.2 skrll 56 1.4.2.2 skrll struct ip; 57 1.4.2.2 skrll 58 1.4.2.2 skrll #define PF_TCPS_PROXY_SRC ((TCP_NSTATES)+0) 59 1.4.2.2 skrll #define PF_TCPS_PROXY_DST ((TCP_NSTATES)+1) 60 1.4.2.2 skrll 61 1.4.2.2 skrll enum { PF_INOUT, PF_IN, PF_OUT }; 62 1.4.2.2 skrll enum { PF_LAN_EXT, PF_EXT_GWY, PF_ID }; 63 1.4.2.2 skrll enum { PF_PASS, PF_DROP, PF_SCRUB, PF_NAT, PF_NONAT, 64 1.4.2.2 skrll PF_BINAT, PF_NOBINAT, PF_RDR, PF_NORDR, PF_SYNPROXY_DROP }; 65 1.4.2.2 skrll enum { PF_RULESET_SCRUB, PF_RULESET_FILTER, PF_RULESET_NAT, 66 1.4.2.2 skrll PF_RULESET_BINAT, PF_RULESET_RDR, PF_RULESET_MAX }; 67 1.4.2.2 skrll enum { PF_OP_NONE, PF_OP_IRG, PF_OP_EQ, PF_OP_NE, PF_OP_LT, 68 1.4.2.2 skrll PF_OP_LE, PF_OP_GT, PF_OP_GE, PF_OP_XRG, PF_OP_RRG }; 69 1.4.2.2 skrll enum { PF_DEBUG_NONE, PF_DEBUG_URGENT, PF_DEBUG_MISC, PF_DEBUG_NOISY }; 70 1.4.2.2 skrll enum { PF_CHANGE_NONE, PF_CHANGE_ADD_HEAD, PF_CHANGE_ADD_TAIL, 71 1.4.2.2 skrll PF_CHANGE_ADD_BEFORE, PF_CHANGE_ADD_AFTER, 72 1.4.2.2 skrll PF_CHANGE_REMOVE, PF_CHANGE_GET_TICKET }; 73 1.4.2.2 skrll /* 74 1.4.2.2 skrll * Note about PFTM_*: real indices into pf_rule.timeout[] come before 75 1.4.2.2 skrll * PFTM_MAX, special cases afterwards. See pf_state_expires(). 76 1.4.2.2 skrll */ 77 1.4.2.2 skrll enum { PFTM_TCP_FIRST_PACKET, PFTM_TCP_OPENING, PFTM_TCP_ESTABLISHED, 78 1.4.2.2 skrll PFTM_TCP_CLOSING, PFTM_TCP_FIN_WAIT, PFTM_TCP_CLOSED, 79 1.4.2.2 skrll PFTM_UDP_FIRST_PACKET, PFTM_UDP_SINGLE, PFTM_UDP_MULTIPLE, 80 1.4.2.2 skrll PFTM_ICMP_FIRST_PACKET, PFTM_ICMP_ERROR_REPLY, 81 1.4.2.2 skrll PFTM_OTHER_FIRST_PACKET, PFTM_OTHER_SINGLE, 82 1.4.2.2 skrll PFTM_OTHER_MULTIPLE, PFTM_FRAG, PFTM_INTERVAL, 83 1.4.2.2 skrll PFTM_ADAPTIVE_START, PFTM_ADAPTIVE_END, PFTM_SRC_NODE, 84 1.4.2.6 skrll PFTM_TS_DIFF, PFTM_MAX, PFTM_PURGE, PFTM_UNTIL_PACKET }; 85 1.4.2.2 skrll enum { PF_NOPFROUTE, PF_FASTROUTE, PF_ROUTETO, PF_DUPTO, PF_REPLYTO }; 86 1.4.2.2 skrll enum { PF_LIMIT_STATES, PF_LIMIT_SRC_NODES, PF_LIMIT_FRAGS, PF_LIMIT_MAX }; 87 1.4.2.2 skrll #define PF_POOL_IDMASK 0x0f 88 1.4.2.2 skrll enum { PF_POOL_NONE, PF_POOL_BITMASK, PF_POOL_RANDOM, 89 1.4.2.2 skrll PF_POOL_SRCHASH, PF_POOL_ROUNDROBIN }; 90 1.4.2.2 skrll enum { PF_ADDR_ADDRMASK, PF_ADDR_NOROUTE, PF_ADDR_DYNIFTL, 91 1.4.2.2 skrll PF_ADDR_TABLE }; 92 1.4.2.2 skrll #define PF_POOL_TYPEMASK 0x0f 93 1.4.2.2 skrll #define PF_POOL_STICKYADDR 0x20 94 1.4.2.2 skrll #define PF_WSCALE_FLAG 0x80 95 1.4.2.2 skrll #define PF_WSCALE_MASK 0x0f 96 1.4.2.2 skrll 97 1.4.2.2 skrll struct pf_addr { 98 1.4.2.2 skrll union { 99 1.4.2.2 skrll struct in_addr v4; 100 1.4.2.2 skrll struct in6_addr v6; 101 1.4.2.2 skrll u_int8_t addr8[16]; 102 1.4.2.2 skrll u_int16_t addr16[8]; 103 1.4.2.2 skrll u_int32_t addr32[4]; 104 1.4.2.2 skrll } pfa; /* 128-bit address */ 105 1.4.2.2 skrll #define v4 pfa.v4 106 1.4.2.2 skrll #define v6 pfa.v6 107 1.4.2.2 skrll #define addr8 pfa.addr8 108 1.4.2.2 skrll #define addr16 pfa.addr16 109 1.4.2.2 skrll #define addr32 pfa.addr32 110 1.4.2.2 skrll }; 111 1.4.2.2 skrll 112 1.4.2.2 skrll #define PF_TABLE_NAME_SIZE 32 113 1.4.2.2 skrll 114 1.4.2.2 skrll #define PFI_AFLAG_NETWORK 0x01 115 1.4.2.2 skrll #define PFI_AFLAG_BROADCAST 0x02 116 1.4.2.2 skrll #define PFI_AFLAG_PEER 0x04 117 1.4.2.2 skrll #define PFI_AFLAG_MODEMASK 0x07 118 1.4.2.2 skrll #define PFI_AFLAG_NOALIAS 0x08 119 1.4.2.2 skrll 120 1.4.2.2 skrll struct pf_addr_wrap { 121 1.4.2.2 skrll union { 122 1.4.2.2 skrll struct { 123 1.4.2.2 skrll struct pf_addr addr; 124 1.4.2.2 skrll struct pf_addr mask; 125 1.4.2.2 skrll } a; 126 1.4.2.2 skrll char ifname[IFNAMSIZ]; 127 1.4.2.2 skrll char tblname[PF_TABLE_NAME_SIZE]; 128 1.4.2.2 skrll } v; 129 1.4.2.2 skrll union { 130 1.4.2.2 skrll struct pfi_dynaddr *dyn; 131 1.4.2.2 skrll struct pfr_ktable *tbl; 132 1.4.2.2 skrll int dyncnt; 133 1.4.2.2 skrll int tblcnt; 134 1.4.2.2 skrll } p; 135 1.4.2.2 skrll u_int8_t type; /* PF_ADDR_* */ 136 1.4.2.2 skrll u_int8_t iflags; /* PFI_AFLAG_* */ 137 1.4.2.2 skrll }; 138 1.4.2.2 skrll 139 1.4.2.2 skrll #ifdef _KERNEL 140 1.4.2.2 skrll 141 1.4.2.2 skrll #ifdef __NetBSD__ 142 1.4.2.2 skrll struct hook_desc { 143 1.4.2.2 skrll TAILQ_ENTRY(hook_desc) hd_list; 144 1.4.2.2 skrll void (*hd_fn)(void *); 145 1.4.2.2 skrll void *hd_arg; 146 1.4.2.2 skrll }; 147 1.4.2.2 skrll TAILQ_HEAD(hook_desc_head, hook_desc); 148 1.4.2.2 skrll #endif 149 1.4.2.2 skrll 150 1.4.2.2 skrll struct pfi_dynaddr { 151 1.4.2.2 skrll struct pf_addr pfid_addr4; 152 1.4.2.2 skrll struct pf_addr pfid_mask4; 153 1.4.2.2 skrll struct pf_addr pfid_addr6; 154 1.4.2.2 skrll struct pf_addr pfid_mask6; 155 1.4.2.2 skrll struct pfr_ktable *pfid_kt; 156 1.4.2.2 skrll struct pfi_kif *pfid_kif; 157 1.4.2.2 skrll void *pfid_hook_cookie; 158 1.4.2.2 skrll int pfid_net; /* optional mask, or 128 */ 159 1.4.2.2 skrll int pfid_acnt4; /* address count, IPv4 */ 160 1.4.2.2 skrll int pfid_acnt6; /* address count, IPv6 */ 161 1.4.2.2 skrll sa_family_t pfid_af; /* rule address family */ 162 1.4.2.2 skrll u_int8_t pfid_iflags; /* PFI_AFLAG_* */ 163 1.4.2.2 skrll }; 164 1.4.2.2 skrll 165 1.4.2.2 skrll /* 166 1.4.2.2 skrll * Address manipulation macros 167 1.4.2.2 skrll */ 168 1.4.2.2 skrll 169 1.4.2.2 skrll #ifdef INET 170 1.4.2.2 skrll #ifndef INET6 171 1.4.2.2 skrll #define PF_INET_ONLY 172 1.4.2.2 skrll #endif /* ! INET6 */ 173 1.4.2.2 skrll #endif /* INET */ 174 1.4.2.2 skrll 175 1.4.2.2 skrll #ifdef INET6 176 1.4.2.2 skrll #ifndef INET 177 1.4.2.2 skrll #define PF_INET6_ONLY 178 1.4.2.2 skrll #endif /* ! INET */ 179 1.4.2.2 skrll #endif /* INET6 */ 180 1.4.2.2 skrll 181 1.4.2.2 skrll #ifdef INET 182 1.4.2.2 skrll #ifdef INET6 183 1.4.2.2 skrll #define PF_INET_INET6 184 1.4.2.2 skrll #endif /* INET6 */ 185 1.4.2.2 skrll #endif /* INET */ 186 1.4.2.2 skrll 187 1.4.2.2 skrll #else 188 1.4.2.2 skrll 189 1.4.2.2 skrll #define PF_INET_INET6 190 1.4.2.2 skrll 191 1.4.2.2 skrll #endif /* _KERNEL */ 192 1.4.2.2 skrll 193 1.4.2.2 skrll /* Both IPv4 and IPv6 */ 194 1.4.2.2 skrll #ifdef PF_INET_INET6 195 1.4.2.2 skrll 196 1.4.2.2 skrll #define PF_AEQ(a, b, c) \ 197 1.4.2.2 skrll ((c == AF_INET && (a)->addr32[0] == (b)->addr32[0]) || \ 198 1.4.2.2 skrll ((a)->addr32[3] == (b)->addr32[3] && \ 199 1.4.2.2 skrll (a)->addr32[2] == (b)->addr32[2] && \ 200 1.4.2.2 skrll (a)->addr32[1] == (b)->addr32[1] && \ 201 1.4.2.2 skrll (a)->addr32[0] == (b)->addr32[0])) \ 202 1.4.2.2 skrll 203 1.4.2.2 skrll #define PF_ANEQ(a, b, c) \ 204 1.4.2.2 skrll ((c == AF_INET && (a)->addr32[0] != (b)->addr32[0]) || \ 205 1.4.2.2 skrll ((a)->addr32[3] != (b)->addr32[3] || \ 206 1.4.2.2 skrll (a)->addr32[2] != (b)->addr32[2] || \ 207 1.4.2.2 skrll (a)->addr32[1] != (b)->addr32[1] || \ 208 1.4.2.2 skrll (a)->addr32[0] != (b)->addr32[0])) \ 209 1.4.2.2 skrll 210 1.4.2.2 skrll #define PF_AZERO(a, c) \ 211 1.4.2.2 skrll ((c == AF_INET && !(a)->addr32[0]) || \ 212 1.4.2.2 skrll (!(a)->addr32[0] && !(a)->addr32[1] && \ 213 1.4.2.2 skrll !(a)->addr32[2] && !(a)->addr32[3] )) \ 214 1.4.2.2 skrll 215 1.4.2.2 skrll #define PF_MATCHA(n, a, m, b, f) \ 216 1.4.2.2 skrll pf_match_addr(n, a, m, b, f) 217 1.4.2.2 skrll 218 1.4.2.2 skrll #define PF_ACPY(a, b, f) \ 219 1.4.2.2 skrll pf_addrcpy(a, b, f) 220 1.4.2.2 skrll 221 1.4.2.2 skrll #define PF_AINC(a, f) \ 222 1.4.2.2 skrll pf_addr_inc(a, f) 223 1.4.2.2 skrll 224 1.4.2.2 skrll #define PF_POOLMASK(a, b, c, d, f) \ 225 1.4.2.2 skrll pf_poolmask(a, b, c, d, f) 226 1.4.2.2 skrll 227 1.4.2.2 skrll #else 228 1.4.2.2 skrll 229 1.4.2.2 skrll /* Just IPv6 */ 230 1.4.2.2 skrll 231 1.4.2.2 skrll #ifdef PF_INET6_ONLY 232 1.4.2.2 skrll 233 1.4.2.2 skrll #define PF_AEQ(a, b, c) \ 234 1.4.2.2 skrll ((a)->addr32[3] == (b)->addr32[3] && \ 235 1.4.2.2 skrll (a)->addr32[2] == (b)->addr32[2] && \ 236 1.4.2.2 skrll (a)->addr32[1] == (b)->addr32[1] && \ 237 1.4.2.2 skrll (a)->addr32[0] == (b)->addr32[0]) \ 238 1.4.2.2 skrll 239 1.4.2.2 skrll #define PF_ANEQ(a, b, c) \ 240 1.4.2.2 skrll ((a)->addr32[3] != (b)->addr32[3] || \ 241 1.4.2.2 skrll (a)->addr32[2] != (b)->addr32[2] || \ 242 1.4.2.2 skrll (a)->addr32[1] != (b)->addr32[1] || \ 243 1.4.2.2 skrll (a)->addr32[0] != (b)->addr32[0]) \ 244 1.4.2.2 skrll 245 1.4.2.2 skrll #define PF_AZERO(a, c) \ 246 1.4.2.2 skrll (!(a)->addr32[0] && \ 247 1.4.2.2 skrll !(a)->addr32[1] && \ 248 1.4.2.2 skrll !(a)->addr32[2] && \ 249 1.4.2.2 skrll !(a)->addr32[3] ) \ 250 1.4.2.2 skrll 251 1.4.2.2 skrll #define PF_MATCHA(n, a, m, b, f) \ 252 1.4.2.2 skrll pf_match_addr(n, a, m, b, f) 253 1.4.2.2 skrll 254 1.4.2.2 skrll #define PF_ACPY(a, b, f) \ 255 1.4.2.2 skrll pf_addrcpy(a, b, f) 256 1.4.2.2 skrll 257 1.4.2.2 skrll #define PF_AINC(a, f) \ 258 1.4.2.2 skrll pf_addr_inc(a, f) 259 1.4.2.2 skrll 260 1.4.2.2 skrll #define PF_POOLMASK(a, b, c, d, f) \ 261 1.4.2.2 skrll pf_poolmask(a, b, c, d, f) 262 1.4.2.2 skrll 263 1.4.2.2 skrll #else 264 1.4.2.2 skrll 265 1.4.2.2 skrll /* Just IPv4 */ 266 1.4.2.2 skrll #ifdef PF_INET_ONLY 267 1.4.2.2 skrll 268 1.4.2.2 skrll #define PF_AEQ(a, b, c) \ 269 1.4.2.2 skrll ((a)->addr32[0] == (b)->addr32[0]) 270 1.4.2.2 skrll 271 1.4.2.2 skrll #define PF_ANEQ(a, b, c) \ 272 1.4.2.2 skrll ((a)->addr32[0] != (b)->addr32[0]) 273 1.4.2.2 skrll 274 1.4.2.2 skrll #define PF_AZERO(a, c) \ 275 1.4.2.2 skrll (!(a)->addr32[0]) 276 1.4.2.2 skrll 277 1.4.2.2 skrll #define PF_MATCHA(n, a, m, b, f) \ 278 1.4.2.2 skrll pf_match_addr(n, a, m, b, f) 279 1.4.2.2 skrll 280 1.4.2.2 skrll #define PF_ACPY(a, b, f) \ 281 1.4.2.2 skrll (a)->v4.s_addr = (b)->v4.s_addr 282 1.4.2.2 skrll 283 1.4.2.2 skrll #define PF_AINC(a, f) \ 284 1.4.2.2 skrll do { \ 285 1.4.2.2 skrll (a)->addr32[0] = htonl(ntohl((a)->addr32[0]) + 1); \ 286 1.4.2.2 skrll } while (0) 287 1.4.2.2 skrll 288 1.4.2.2 skrll #define PF_POOLMASK(a, b, c, d, f) \ 289 1.4.2.2 skrll do { \ 290 1.4.2.2 skrll (a)->addr32[0] = ((b)->addr32[0] & (c)->addr32[0]) | \ 291 1.4.2.2 skrll (((c)->addr32[0] ^ 0xffffffff ) & (d)->addr32[0]); \ 292 1.4.2.2 skrll } while (0) 293 1.4.2.2 skrll 294 1.4.2.2 skrll #endif /* PF_INET_ONLY */ 295 1.4.2.2 skrll #endif /* PF_INET6_ONLY */ 296 1.4.2.2 skrll #endif /* PF_INET_INET6 */ 297 1.4.2.2 skrll 298 1.4.2.6 skrll #define PF_MISMATCHAW(aw, x, af, neg) \ 299 1.4.2.2 skrll ( \ 300 1.4.2.2 skrll (((aw)->type == PF_ADDR_NOROUTE && \ 301 1.4.2.2 skrll pf_routable((x), (af))) || \ 302 1.4.2.2 skrll ((aw)->type == PF_ADDR_TABLE && \ 303 1.4.2.2 skrll !pfr_match_addr((aw)->p.tbl, (x), (af))) || \ 304 1.4.2.2 skrll ((aw)->type == PF_ADDR_DYNIFTL && \ 305 1.4.2.2 skrll !pfi_match_addr((aw)->p.dyn, (x), (af))) || \ 306 1.4.2.2 skrll ((aw)->type == PF_ADDR_ADDRMASK && \ 307 1.4.2.2 skrll !PF_AZERO(&(aw)->v.a.mask, (af)) && \ 308 1.4.2.2 skrll !PF_MATCHA(0, &(aw)->v.a.addr, \ 309 1.4.2.2 skrll &(aw)->v.a.mask, (x), (af)))) != \ 310 1.4.2.6 skrll (neg) \ 311 1.4.2.2 skrll ) 312 1.4.2.2 skrll 313 1.4.2.2 skrll struct pf_rule_uid { 314 1.4.2.2 skrll uid_t uid[2]; 315 1.4.2.2 skrll u_int8_t op; 316 1.4.2.2 skrll }; 317 1.4.2.2 skrll 318 1.4.2.2 skrll struct pf_rule_gid { 319 1.4.2.2 skrll uid_t gid[2]; 320 1.4.2.2 skrll u_int8_t op; 321 1.4.2.2 skrll }; 322 1.4.2.2 skrll 323 1.4.2.2 skrll struct pf_rule_addr { 324 1.4.2.2 skrll struct pf_addr_wrap addr; 325 1.4.2.2 skrll u_int16_t port[2]; 326 1.4.2.6 skrll u_int8_t neg; 327 1.4.2.2 skrll u_int8_t port_op; 328 1.4.2.2 skrll }; 329 1.4.2.2 skrll 330 1.4.2.2 skrll struct pf_pooladdr { 331 1.4.2.2 skrll struct pf_addr_wrap addr; 332 1.4.2.2 skrll TAILQ_ENTRY(pf_pooladdr) entries; 333 1.4.2.2 skrll char ifname[IFNAMSIZ]; 334 1.4.2.2 skrll struct pfi_kif *kif; 335 1.4.2.2 skrll }; 336 1.4.2.2 skrll 337 1.4.2.2 skrll TAILQ_HEAD(pf_palist, pf_pooladdr); 338 1.4.2.2 skrll 339 1.4.2.2 skrll struct pf_poolhashkey { 340 1.4.2.2 skrll union { 341 1.4.2.2 skrll u_int8_t key8[16]; 342 1.4.2.2 skrll u_int16_t key16[8]; 343 1.4.2.2 skrll u_int32_t key32[4]; 344 1.4.2.2 skrll } pfk; /* 128-bit hash key */ 345 1.4.2.2 skrll #define key8 pfk.key8 346 1.4.2.2 skrll #define key16 pfk.key16 347 1.4.2.2 skrll #define key32 pfk.key32 348 1.4.2.2 skrll }; 349 1.4.2.2 skrll 350 1.4.2.2 skrll struct pf_pool { 351 1.4.2.2 skrll struct pf_palist list; 352 1.4.2.2 skrll struct pf_pooladdr *cur; 353 1.4.2.2 skrll struct pf_poolhashkey key; 354 1.4.2.2 skrll struct pf_addr counter; 355 1.4.2.2 skrll int tblidx; 356 1.4.2.2 skrll u_int16_t proxy_port[2]; 357 1.4.2.2 skrll u_int8_t port_op; 358 1.4.2.2 skrll u_int8_t opts; 359 1.4.2.2 skrll }; 360 1.4.2.2 skrll 361 1.4.2.2 skrll 362 1.4.2.2 skrll /* A packed Operating System description for fingerprinting */ 363 1.4.2.2 skrll typedef u_int32_t pf_osfp_t; 364 1.4.2.2 skrll #define PF_OSFP_ANY ((pf_osfp_t)0) 365 1.4.2.2 skrll #define PF_OSFP_UNKNOWN ((pf_osfp_t)-1) 366 1.4.2.2 skrll #define PF_OSFP_NOMATCH ((pf_osfp_t)-2) 367 1.4.2.2 skrll 368 1.4.2.2 skrll struct pf_osfp_entry { 369 1.4.2.2 skrll SLIST_ENTRY(pf_osfp_entry) fp_entry; 370 1.4.2.2 skrll pf_osfp_t fp_os; 371 1.4.2.2 skrll int fp_enflags; 372 1.4.2.2 skrll #define PF_OSFP_EXPANDED 0x001 /* expanded entry */ 373 1.4.2.2 skrll #define PF_OSFP_GENERIC 0x002 /* generic signature */ 374 1.4.2.2 skrll #define PF_OSFP_NODETAIL 0x004 /* no p0f details */ 375 1.4.2.2 skrll #define PF_OSFP_LEN 32 376 1.4.2.2 skrll char fp_class_nm[PF_OSFP_LEN]; 377 1.4.2.2 skrll char fp_version_nm[PF_OSFP_LEN]; 378 1.4.2.2 skrll char fp_subtype_nm[PF_OSFP_LEN]; 379 1.4.2.2 skrll }; 380 1.4.2.2 skrll #define PF_OSFP_ENTRY_EQ(a, b) \ 381 1.4.2.2 skrll ((a)->fp_os == (b)->fp_os && \ 382 1.4.2.2 skrll memcmp((a)->fp_class_nm, (b)->fp_class_nm, PF_OSFP_LEN) == 0 && \ 383 1.4.2.2 skrll memcmp((a)->fp_version_nm, (b)->fp_version_nm, PF_OSFP_LEN) == 0 && \ 384 1.4.2.2 skrll memcmp((a)->fp_subtype_nm, (b)->fp_subtype_nm, PF_OSFP_LEN) == 0) 385 1.4.2.2 skrll 386 1.4.2.2 skrll /* handle pf_osfp_t packing */ 387 1.4.2.2 skrll #define _FP_RESERVED_BIT 1 /* For the special negative #defines */ 388 1.4.2.2 skrll #define _FP_UNUSED_BITS 1 389 1.4.2.2 skrll #define _FP_CLASS_BITS 10 /* OS Class (Windows, Linux) */ 390 1.4.2.2 skrll #define _FP_VERSION_BITS 10 /* OS version (95, 98, NT, 2.4.54, 3.2) */ 391 1.4.2.2 skrll #define _FP_SUBTYPE_BITS 10 /* patch level (NT SP4, SP3, ECN patch) */ 392 1.4.2.2 skrll #define PF_OSFP_UNPACK(osfp, class, version, subtype) do { \ 393 1.4.2.2 skrll (class) = ((osfp) >> (_FP_VERSION_BITS+_FP_SUBTYPE_BITS)) & \ 394 1.4.2.2 skrll ((1 << _FP_CLASS_BITS) - 1); \ 395 1.4.2.2 skrll (version) = ((osfp) >> _FP_SUBTYPE_BITS) & \ 396 1.4.2.2 skrll ((1 << _FP_VERSION_BITS) - 1);\ 397 1.4.2.2 skrll (subtype) = (osfp) & ((1 << _FP_SUBTYPE_BITS) - 1); \ 398 1.4.2.2 skrll } while(0) 399 1.4.2.2 skrll #define PF_OSFP_PACK(osfp, class, version, subtype) do { \ 400 1.4.2.2 skrll (osfp) = ((class) & ((1 << _FP_CLASS_BITS) - 1)) << (_FP_VERSION_BITS \ 401 1.4.2.2 skrll + _FP_SUBTYPE_BITS); \ 402 1.4.2.2 skrll (osfp) |= ((version) & ((1 << _FP_VERSION_BITS) - 1)) << \ 403 1.4.2.2 skrll _FP_SUBTYPE_BITS; \ 404 1.4.2.2 skrll (osfp) |= (subtype) & ((1 << _FP_SUBTYPE_BITS) - 1); \ 405 1.4.2.2 skrll } while(0) 406 1.4.2.2 skrll 407 1.4.2.2 skrll /* the fingerprint of an OSes TCP SYN packet */ 408 1.4.2.2 skrll typedef u_int64_t pf_tcpopts_t; 409 1.4.2.2 skrll struct pf_os_fingerprint { 410 1.4.2.2 skrll SLIST_HEAD(pf_osfp_enlist, pf_osfp_entry) fp_oses; /* list of matches */ 411 1.4.2.2 skrll pf_tcpopts_t fp_tcpopts; /* packed TCP options */ 412 1.4.2.2 skrll u_int16_t fp_wsize; /* TCP window size */ 413 1.4.2.2 skrll u_int16_t fp_psize; /* ip->ip_len */ 414 1.4.2.2 skrll u_int16_t fp_mss; /* TCP MSS */ 415 1.4.2.2 skrll u_int16_t fp_flags; 416 1.4.2.2 skrll #define PF_OSFP_WSIZE_MOD 0x0001 /* Window modulus */ 417 1.4.2.2 skrll #define PF_OSFP_WSIZE_DC 0x0002 /* Window don't care */ 418 1.4.2.2 skrll #define PF_OSFP_WSIZE_MSS 0x0004 /* Window multiple of MSS */ 419 1.4.2.2 skrll #define PF_OSFP_WSIZE_MTU 0x0008 /* Window multiple of MTU */ 420 1.4.2.2 skrll #define PF_OSFP_PSIZE_MOD 0x0010 /* packet size modulus */ 421 1.4.2.2 skrll #define PF_OSFP_PSIZE_DC 0x0020 /* packet size don't care */ 422 1.4.2.2 skrll #define PF_OSFP_WSCALE 0x0040 /* TCP window scaling */ 423 1.4.2.2 skrll #define PF_OSFP_WSCALE_MOD 0x0080 /* TCP window scale modulus */ 424 1.4.2.2 skrll #define PF_OSFP_WSCALE_DC 0x0100 /* TCP window scale dont-care */ 425 1.4.2.2 skrll #define PF_OSFP_MSS 0x0200 /* TCP MSS */ 426 1.4.2.2 skrll #define PF_OSFP_MSS_MOD 0x0400 /* TCP MSS modulus */ 427 1.4.2.2 skrll #define PF_OSFP_MSS_DC 0x0800 /* TCP MSS dont-care */ 428 1.4.2.2 skrll #define PF_OSFP_DF 0x1000 /* IPv4 don't fragment bit */ 429 1.4.2.2 skrll #define PF_OSFP_TS0 0x2000 /* Zero timestamp */ 430 1.4.2.2 skrll u_int8_t fp_optcnt; /* TCP option count */ 431 1.4.2.2 skrll u_int8_t fp_wscale; /* TCP window scaling */ 432 1.4.2.2 skrll u_int8_t fp_ttl; /* IPv4 TTL */ 433 1.4.2.2 skrll #define PF_OSFP_MAXTTL_OFFSET 40 434 1.4.2.2 skrll /* TCP options packing */ 435 1.4.2.2 skrll #define PF_OSFP_TCPOPT_NOP 0x0 /* TCP NOP option */ 436 1.4.2.2 skrll #define PF_OSFP_TCPOPT_WSCALE 0x1 /* TCP window scaling option */ 437 1.4.2.2 skrll #define PF_OSFP_TCPOPT_MSS 0x2 /* TCP max segment size opt */ 438 1.4.2.2 skrll #define PF_OSFP_TCPOPT_SACK 0x3 /* TCP SACK OK option */ 439 1.4.2.2 skrll #define PF_OSFP_TCPOPT_TS 0x4 /* TCP timestamp option */ 440 1.4.2.2 skrll #define PF_OSFP_TCPOPT_BITS 3 /* bits used by each option */ 441 1.4.2.2 skrll #define PF_OSFP_MAX_OPTS \ 442 1.4.2.2 skrll (sizeof(((struct pf_os_fingerprint *)0)->fp_tcpopts) * 8) \ 443 1.4.2.2 skrll / PF_OSFP_TCPOPT_BITS 444 1.4.2.2 skrll 445 1.4.2.2 skrll SLIST_ENTRY(pf_os_fingerprint) fp_next; 446 1.4.2.2 skrll }; 447 1.4.2.2 skrll 448 1.4.2.2 skrll struct pf_osfp_ioctl { 449 1.4.2.2 skrll struct pf_osfp_entry fp_os; 450 1.4.2.2 skrll pf_tcpopts_t fp_tcpopts; /* packed TCP options */ 451 1.4.2.2 skrll u_int16_t fp_wsize; /* TCP window size */ 452 1.4.2.2 skrll u_int16_t fp_psize; /* ip->ip_len */ 453 1.4.2.2 skrll u_int16_t fp_mss; /* TCP MSS */ 454 1.4.2.2 skrll u_int16_t fp_flags; 455 1.4.2.2 skrll u_int8_t fp_optcnt; /* TCP option count */ 456 1.4.2.2 skrll u_int8_t fp_wscale; /* TCP window scaling */ 457 1.4.2.2 skrll u_int8_t fp_ttl; /* IPv4 TTL */ 458 1.4.2.2 skrll 459 1.4.2.2 skrll int fp_getnum; /* DIOCOSFPGET number */ 460 1.4.2.2 skrll }; 461 1.4.2.2 skrll 462 1.4.2.2 skrll 463 1.4.2.2 skrll union pf_rule_ptr { 464 1.4.2.2 skrll struct pf_rule *ptr; 465 1.4.2.2 skrll u_int32_t nr; 466 1.4.2.2 skrll }; 467 1.4.2.2 skrll 468 1.4.2.6 skrll #define PF_ANCHOR_NAME_SIZE 64 469 1.4.2.6 skrll 470 1.4.2.2 skrll struct pf_rule { 471 1.4.2.2 skrll struct pf_rule_addr src; 472 1.4.2.2 skrll struct pf_rule_addr dst; 473 1.4.2.2 skrll #define PF_SKIP_IFP 0 474 1.4.2.2 skrll #define PF_SKIP_DIR 1 475 1.4.2.2 skrll #define PF_SKIP_AF 2 476 1.4.2.2 skrll #define PF_SKIP_PROTO 3 477 1.4.2.2 skrll #define PF_SKIP_SRC_ADDR 4 478 1.4.2.2 skrll #define PF_SKIP_SRC_PORT 5 479 1.4.2.2 skrll #define PF_SKIP_DST_ADDR 6 480 1.4.2.2 skrll #define PF_SKIP_DST_PORT 7 481 1.4.2.2 skrll #define PF_SKIP_COUNT 8 482 1.4.2.2 skrll union pf_rule_ptr skip[PF_SKIP_COUNT]; 483 1.4.2.2 skrll #define PF_RULE_LABEL_SIZE 64 484 1.4.2.2 skrll char label[PF_RULE_LABEL_SIZE]; 485 1.4.2.2 skrll #define PF_QNAME_SIZE 16 486 1.4.2.2 skrll char ifname[IFNAMSIZ]; 487 1.4.2.2 skrll char qname[PF_QNAME_SIZE]; 488 1.4.2.2 skrll char pqname[PF_QNAME_SIZE]; 489 1.4.2.2 skrll #define PF_TAG_NAME_SIZE 16 490 1.4.2.2 skrll char tagname[PF_TAG_NAME_SIZE]; 491 1.4.2.2 skrll char match_tagname[PF_TAG_NAME_SIZE]; 492 1.4.2.2 skrll 493 1.4.2.2 skrll TAILQ_ENTRY(pf_rule) entries; 494 1.4.2.2 skrll struct pf_pool rpool; 495 1.4.2.2 skrll 496 1.4.2.2 skrll u_int64_t evaluations; 497 1.4.2.2 skrll u_int64_t packets; 498 1.4.2.2 skrll u_int64_t bytes; 499 1.4.2.2 skrll 500 1.4.2.2 skrll struct pfi_kif *kif; 501 1.4.2.2 skrll struct pf_anchor *anchor; 502 1.4.2.2 skrll 503 1.4.2.2 skrll pf_osfp_t os_fingerprint; 504 1.4.2.2 skrll 505 1.4.2.2 skrll u_int32_t timeout[PFTM_MAX]; 506 1.4.2.2 skrll u_int32_t states; 507 1.4.2.2 skrll u_int32_t max_states; 508 1.4.2.2 skrll u_int32_t src_nodes; 509 1.4.2.2 skrll u_int32_t max_src_nodes; 510 1.4.2.2 skrll u_int32_t max_src_states; 511 1.4.2.2 skrll u_int32_t qid; 512 1.4.2.2 skrll u_int32_t pqid; 513 1.4.2.2 skrll u_int32_t rt_listid; 514 1.4.2.2 skrll u_int32_t nr; 515 1.4.2.6 skrll u_int32_t prob; 516 1.4.2.2 skrll 517 1.4.2.2 skrll u_int16_t return_icmp; 518 1.4.2.2 skrll u_int16_t return_icmp6; 519 1.4.2.2 skrll u_int16_t max_mss; 520 1.4.2.2 skrll u_int16_t tag; 521 1.4.2.2 skrll u_int16_t match_tag; 522 1.4.2.2 skrll 523 1.4.2.2 skrll struct pf_rule_uid uid; 524 1.4.2.2 skrll struct pf_rule_gid gid; 525 1.4.2.2 skrll 526 1.4.2.2 skrll u_int32_t rule_flag; 527 1.4.2.2 skrll u_int8_t action; 528 1.4.2.2 skrll u_int8_t direction; 529 1.4.2.2 skrll u_int8_t log; 530 1.4.2.2 skrll u_int8_t quick; 531 1.4.2.2 skrll u_int8_t ifnot; 532 1.4.2.2 skrll u_int8_t match_tag_not; 533 1.4.2.2 skrll u_int8_t natpass; 534 1.4.2.2 skrll 535 1.4.2.2 skrll #define PF_STATE_NORMAL 0x1 536 1.4.2.2 skrll #define PF_STATE_MODULATE 0x2 537 1.4.2.2 skrll #define PF_STATE_SYNPROXY 0x3 538 1.4.2.2 skrll u_int8_t keep_state; 539 1.4.2.2 skrll sa_family_t af; 540 1.4.2.2 skrll u_int8_t proto; 541 1.4.2.2 skrll u_int8_t type; 542 1.4.2.2 skrll u_int8_t code; 543 1.4.2.2 skrll u_int8_t flags; 544 1.4.2.2 skrll u_int8_t flagset; 545 1.4.2.2 skrll u_int8_t min_ttl; 546 1.4.2.2 skrll u_int8_t allow_opts; 547 1.4.2.2 skrll u_int8_t rt; 548 1.4.2.2 skrll u_int8_t return_ttl; 549 1.4.2.2 skrll u_int8_t tos; 550 1.4.2.6 skrll u_int8_t anchor_relative; 551 1.4.2.6 skrll u_int8_t anchor_wildcard; 552 1.4.2.2 skrll }; 553 1.4.2.2 skrll 554 1.4.2.2 skrll /* rule flags */ 555 1.4.2.2 skrll #define PFRULE_DROP 0x0000 556 1.4.2.2 skrll #define PFRULE_RETURNRST 0x0001 557 1.4.2.2 skrll #define PFRULE_FRAGMENT 0x0002 558 1.4.2.2 skrll #define PFRULE_RETURNICMP 0x0004 559 1.4.2.2 skrll #define PFRULE_RETURN 0x0008 560 1.4.2.2 skrll #define PFRULE_NOSYNC 0x0010 561 1.4.2.2 skrll #define PFRULE_SRCTRACK 0x0020 /* track source states */ 562 1.4.2.2 skrll #define PFRULE_RULESRCTRACK 0x0040 /* per rule */ 563 1.4.2.2 skrll 564 1.4.2.2 skrll /* scrub flags */ 565 1.4.2.2 skrll #define PFRULE_NODF 0x0100 566 1.4.2.2 skrll #define PFRULE_FRAGCROP 0x0200 /* non-buffering frag cache */ 567 1.4.2.2 skrll #define PFRULE_FRAGDROP 0x0400 /* drop funny fragments */ 568 1.4.2.2 skrll #define PFRULE_RANDOMID 0x0800 569 1.4.2.2 skrll #define PFRULE_REASSEMBLE_TCP 0x1000 570 1.4.2.2 skrll 571 1.4.2.2 skrll /* rule flags again */ 572 1.4.2.2 skrll #define PFRULE_IFBOUND 0x00010000 /* if-bound */ 573 1.4.2.2 skrll #define PFRULE_GRBOUND 0x00020000 /* group-bound */ 574 1.4.2.2 skrll 575 1.4.2.2 skrll #define PFSTATE_HIWAT 10000 /* default state table size */ 576 1.4.2.2 skrll 577 1.4.2.2 skrll struct pf_src_node { 578 1.4.2.2 skrll RB_ENTRY(pf_src_node) entry; 579 1.4.2.2 skrll struct pf_addr addr; 580 1.4.2.2 skrll struct pf_addr raddr; 581 1.4.2.2 skrll union pf_rule_ptr rule; 582 1.4.2.2 skrll struct pfi_kif *kif; 583 1.4.2.2 skrll u_int32_t bytes; 584 1.4.2.2 skrll u_int32_t packets; 585 1.4.2.2 skrll u_int32_t states; 586 1.4.2.2 skrll u_int32_t creation; 587 1.4.2.2 skrll u_int32_t expire; 588 1.4.2.2 skrll sa_family_t af; 589 1.4.2.2 skrll u_int8_t ruletype; 590 1.4.2.2 skrll }; 591 1.4.2.2 skrll 592 1.4.2.2 skrll #define PFSNODE_HIWAT 10000 /* default source node table size */ 593 1.4.2.2 skrll 594 1.4.2.2 skrll struct pf_state_scrub { 595 1.4.2.6 skrll struct timeval pfss_last; /* time received last packet */ 596 1.4.2.6 skrll u_int32_t pfss_tsecr; /* last echoed timestamp */ 597 1.4.2.6 skrll u_int32_t pfss_tsval; /* largest timestamp */ 598 1.4.2.6 skrll u_int32_t pfss_tsval0; /* original timestamp */ 599 1.4.2.2 skrll u_int16_t pfss_flags; 600 1.4.2.6 skrll #define PFSS_TIMESTAMP 0x0001 /* modulate timestamp */ 601 1.4.2.6 skrll #define PFSS_PAWS 0x0010 /* stricter PAWS checks */ 602 1.4.2.6 skrll #define PFSS_PAWS_IDLED 0x0020 /* was idle too long. no PAWS */ 603 1.4.2.6 skrll #define PFSS_DATA_TS 0x0040 /* timestamp on data packets */ 604 1.4.2.6 skrll #define PFSS_DATA_NOTS 0x0080 /* no timestamp on data packets */ 605 1.4.2.6 skrll u_int8_t pfss_ttl; /* stashed TTL */ 606 1.4.2.2 skrll u_int8_t pad; 607 1.4.2.6 skrll u_int32_t pfss_ts_mod; /* timestamp modulation */ 608 1.4.2.2 skrll }; 609 1.4.2.2 skrll 610 1.4.2.2 skrll struct pf_state_host { 611 1.4.2.2 skrll struct pf_addr addr; 612 1.4.2.2 skrll u_int16_t port; 613 1.4.2.2 skrll u_int16_t pad; 614 1.4.2.2 skrll }; 615 1.4.2.2 skrll 616 1.4.2.2 skrll struct pf_state_peer { 617 1.4.2.2 skrll u_int32_t seqlo; /* Max sequence number sent */ 618 1.4.2.2 skrll u_int32_t seqhi; /* Max the other end ACKd + win */ 619 1.4.2.2 skrll u_int32_t seqdiff; /* Sequence number modulator */ 620 1.4.2.2 skrll u_int16_t max_win; /* largest window (pre scaling) */ 621 1.4.2.2 skrll u_int8_t state; /* active state level */ 622 1.4.2.2 skrll u_int8_t wscale; /* window scaling factor */ 623 1.4.2.2 skrll u_int16_t mss; /* Maximum segment size option */ 624 1.4.2.2 skrll struct pf_state_scrub *scrub; /* state is scrubbed */ 625 1.4.2.2 skrll }; 626 1.4.2.2 skrll 627 1.4.2.2 skrll TAILQ_HEAD(pf_state_queue, pf_state); 628 1.4.2.2 skrll 629 1.4.2.2 skrll struct pf_state { 630 1.4.2.2 skrll u_int64_t id; 631 1.4.2.2 skrll union { 632 1.4.2.2 skrll struct { 633 1.4.2.2 skrll RB_ENTRY(pf_state) entry_lan_ext; 634 1.4.2.2 skrll RB_ENTRY(pf_state) entry_ext_gwy; 635 1.4.2.2 skrll RB_ENTRY(pf_state) entry_id; 636 1.4.2.2 skrll TAILQ_ENTRY(pf_state) entry_updates; 637 1.4.2.2 skrll struct pfi_kif *kif; 638 1.4.2.2 skrll } s; 639 1.4.2.2 skrll char ifname[IFNAMSIZ]; 640 1.4.2.2 skrll } u; 641 1.4.2.2 skrll struct pf_state_host lan; 642 1.4.2.2 skrll struct pf_state_host gwy; 643 1.4.2.2 skrll struct pf_state_host ext; 644 1.4.2.2 skrll struct pf_state_peer src; 645 1.4.2.2 skrll struct pf_state_peer dst; 646 1.4.2.2 skrll union pf_rule_ptr rule; 647 1.4.2.2 skrll union pf_rule_ptr anchor; 648 1.4.2.2 skrll union pf_rule_ptr nat_rule; 649 1.4.2.2 skrll struct pf_addr rt_addr; 650 1.4.2.2 skrll struct pfi_kif *rt_kif; 651 1.4.2.2 skrll struct pf_src_node *src_node; 652 1.4.2.2 skrll struct pf_src_node *nat_src_node; 653 1.4.2.2 skrll u_int32_t creation; 654 1.4.2.2 skrll u_int32_t expire; 655 1.4.2.2 skrll u_int32_t pfsync_time; 656 1.4.2.2 skrll u_int32_t packets[2]; 657 1.4.2.2 skrll u_int32_t bytes[2]; 658 1.4.2.2 skrll u_int32_t creatorid; 659 1.4.2.2 skrll sa_family_t af; 660 1.4.2.2 skrll u_int8_t proto; 661 1.4.2.2 skrll u_int8_t direction; 662 1.4.2.2 skrll u_int8_t log; 663 1.4.2.2 skrll u_int8_t allow_opts; 664 1.4.2.2 skrll u_int8_t timeout; 665 1.4.2.2 skrll u_int8_t sync_flags; 666 1.4.2.2 skrll #define PFSTATE_NOSYNC 0x01 667 1.4.2.2 skrll #define PFSTATE_FROMSYNC 0x02 668 1.4.2.2 skrll u_int8_t pad; 669 1.4.2.2 skrll }; 670 1.4.2.2 skrll 671 1.4.2.2 skrll TAILQ_HEAD(pf_rulequeue, pf_rule); 672 1.4.2.2 skrll 673 1.4.2.2 skrll struct pf_anchor; 674 1.4.2.2 skrll 675 1.4.2.2 skrll struct pf_ruleset { 676 1.4.2.2 skrll struct { 677 1.4.2.2 skrll struct pf_rulequeue queues[2]; 678 1.4.2.2 skrll struct { 679 1.4.2.2 skrll struct pf_rulequeue *ptr; 680 1.4.2.2 skrll u_int32_t ticket; 681 1.4.2.2 skrll int open; 682 1.4.2.2 skrll } active, inactive; 683 1.4.2.2 skrll } rules[PF_RULESET_MAX]; 684 1.4.2.2 skrll struct pf_anchor *anchor; 685 1.4.2.2 skrll u_int32_t tticket; 686 1.4.2.2 skrll int tables; 687 1.4.2.2 skrll int topen; 688 1.4.2.2 skrll }; 689 1.4.2.2 skrll 690 1.4.2.6 skrll RB_HEAD(pf_anchor_global, pf_anchor); 691 1.4.2.6 skrll RB_HEAD(pf_anchor_node, pf_anchor); 692 1.4.2.2 skrll struct pf_anchor { 693 1.4.2.6 skrll RB_ENTRY(pf_anchor) entry_global; 694 1.4.2.6 skrll RB_ENTRY(pf_anchor) entry_node; 695 1.4.2.6 skrll struct pf_anchor *parent; 696 1.4.2.6 skrll struct pf_anchor_node children; 697 1.4.2.2 skrll char name[PF_ANCHOR_NAME_SIZE]; 698 1.4.2.6 skrll char path[MAXPATHLEN]; 699 1.4.2.6 skrll struct pf_ruleset ruleset; 700 1.4.2.6 skrll int refcnt; /* anchor rules */ 701 1.4.2.2 skrll }; 702 1.4.2.6 skrll RB_PROTOTYPE(pf_anchor_global, pf_anchor, entry_global, pf_anchor_compare); 703 1.4.2.6 skrll RB_PROTOTYPE(pf_anchor_node, pf_anchor, entry_node, pf_anchor_compare); 704 1.4.2.2 skrll 705 1.4.2.2 skrll #define PF_RESERVED_ANCHOR "_pf" 706 1.4.2.2 skrll 707 1.4.2.2 skrll #define PFR_TFLAG_PERSIST 0x00000001 708 1.4.2.2 skrll #define PFR_TFLAG_CONST 0x00000002 709 1.4.2.2 skrll #define PFR_TFLAG_ACTIVE 0x00000004 710 1.4.2.2 skrll #define PFR_TFLAG_INACTIVE 0x00000008 711 1.4.2.2 skrll #define PFR_TFLAG_REFERENCED 0x00000010 712 1.4.2.2 skrll #define PFR_TFLAG_REFDANCHOR 0x00000020 713 1.4.2.2 skrll #define PFR_TFLAG_USRMASK 0x00000003 714 1.4.2.2 skrll #define PFR_TFLAG_SETMASK 0x0000003C 715 1.4.2.2 skrll #define PFR_TFLAG_ALLMASK 0x0000003F 716 1.4.2.2 skrll 717 1.4.2.2 skrll struct pfr_table { 718 1.4.2.6 skrll char pfrt_anchor[MAXPATHLEN]; 719 1.4.2.2 skrll char pfrt_name[PF_TABLE_NAME_SIZE]; 720 1.4.2.2 skrll u_int32_t pfrt_flags; 721 1.4.2.2 skrll u_int8_t pfrt_fback; 722 1.4.2.2 skrll }; 723 1.4.2.2 skrll 724 1.4.2.2 skrll enum { PFR_FB_NONE, PFR_FB_MATCH, PFR_FB_ADDED, PFR_FB_DELETED, 725 1.4.2.2 skrll PFR_FB_CHANGED, PFR_FB_CLEARED, PFR_FB_DUPLICATE, 726 1.4.2.2 skrll PFR_FB_NOTMATCH, PFR_FB_CONFLICT, PFR_FB_MAX }; 727 1.4.2.2 skrll 728 1.4.2.2 skrll struct pfr_addr { 729 1.4.2.2 skrll union { 730 1.4.2.2 skrll struct in_addr _pfra_ip4addr; 731 1.4.2.2 skrll struct in6_addr _pfra_ip6addr; 732 1.4.2.2 skrll } pfra_u; 733 1.4.2.2 skrll u_int8_t pfra_af; 734 1.4.2.2 skrll u_int8_t pfra_net; 735 1.4.2.2 skrll u_int8_t pfra_not; 736 1.4.2.2 skrll u_int8_t pfra_fback; 737 1.4.2.2 skrll }; 738 1.4.2.2 skrll #define pfra_ip4addr pfra_u._pfra_ip4addr 739 1.4.2.2 skrll #define pfra_ip6addr pfra_u._pfra_ip6addr 740 1.4.2.2 skrll 741 1.4.2.2 skrll enum { PFR_DIR_IN, PFR_DIR_OUT, PFR_DIR_MAX }; 742 1.4.2.2 skrll enum { PFR_OP_BLOCK, PFR_OP_PASS, PFR_OP_ADDR_MAX, PFR_OP_TABLE_MAX }; 743 1.4.2.2 skrll #define PFR_OP_XPASS PFR_OP_ADDR_MAX 744 1.4.2.2 skrll 745 1.4.2.2 skrll struct pfr_astats { 746 1.4.2.2 skrll struct pfr_addr pfras_a; 747 1.4.2.2 skrll u_int64_t pfras_packets[PFR_DIR_MAX][PFR_OP_ADDR_MAX]; 748 1.4.2.2 skrll u_int64_t pfras_bytes[PFR_DIR_MAX][PFR_OP_ADDR_MAX]; 749 1.4.2.2 skrll long pfras_tzero; 750 1.4.2.2 skrll }; 751 1.4.2.2 skrll 752 1.4.2.2 skrll enum { PFR_REFCNT_RULE, PFR_REFCNT_ANCHOR, PFR_REFCNT_MAX }; 753 1.4.2.2 skrll 754 1.4.2.2 skrll struct pfr_tstats { 755 1.4.2.2 skrll struct pfr_table pfrts_t; 756 1.4.2.2 skrll u_int64_t pfrts_packets[PFR_DIR_MAX][PFR_OP_TABLE_MAX]; 757 1.4.2.2 skrll u_int64_t pfrts_bytes[PFR_DIR_MAX][PFR_OP_TABLE_MAX]; 758 1.4.2.2 skrll u_int64_t pfrts_match; 759 1.4.2.2 skrll u_int64_t pfrts_nomatch; 760 1.4.2.2 skrll long pfrts_tzero; 761 1.4.2.2 skrll int pfrts_cnt; 762 1.4.2.2 skrll int pfrts_refcnt[PFR_REFCNT_MAX]; 763 1.4.2.2 skrll }; 764 1.4.2.2 skrll #define pfrts_name pfrts_t.pfrt_name 765 1.4.2.2 skrll #define pfrts_flags pfrts_t.pfrt_flags 766 1.4.2.2 skrll 767 1.4.2.2 skrll SLIST_HEAD(pfr_kentryworkq, pfr_kentry); 768 1.4.2.2 skrll struct pfr_kentry { 769 1.4.2.2 skrll struct radix_node pfrke_node[2]; 770 1.4.2.2 skrll union sockaddr_union pfrke_sa; 771 1.4.2.2 skrll u_int64_t pfrke_packets[PFR_DIR_MAX][PFR_OP_ADDR_MAX]; 772 1.4.2.2 skrll u_int64_t pfrke_bytes[PFR_DIR_MAX][PFR_OP_ADDR_MAX]; 773 1.4.2.2 skrll SLIST_ENTRY(pfr_kentry) pfrke_workq; 774 1.4.2.2 skrll long pfrke_tzero; 775 1.4.2.2 skrll u_int8_t pfrke_af; 776 1.4.2.2 skrll u_int8_t pfrke_net; 777 1.4.2.2 skrll u_int8_t pfrke_not; 778 1.4.2.2 skrll u_int8_t pfrke_mark; 779 1.4.2.2 skrll }; 780 1.4.2.2 skrll 781 1.4.2.2 skrll SLIST_HEAD(pfr_ktableworkq, pfr_ktable); 782 1.4.2.2 skrll RB_HEAD(pfr_ktablehead, pfr_ktable); 783 1.4.2.2 skrll struct pfr_ktable { 784 1.4.2.2 skrll struct pfr_tstats pfrkt_ts; 785 1.4.2.2 skrll RB_ENTRY(pfr_ktable) pfrkt_tree; 786 1.4.2.2 skrll SLIST_ENTRY(pfr_ktable) pfrkt_workq; 787 1.4.2.2 skrll struct radix_node_head *pfrkt_ip4; 788 1.4.2.2 skrll struct radix_node_head *pfrkt_ip6; 789 1.4.2.2 skrll struct pfr_ktable *pfrkt_shadow; 790 1.4.2.2 skrll struct pfr_ktable *pfrkt_root; 791 1.4.2.2 skrll struct pf_ruleset *pfrkt_rs; 792 1.4.2.2 skrll long pfrkt_larg; 793 1.4.2.2 skrll int pfrkt_nflags; 794 1.4.2.2 skrll }; 795 1.4.2.2 skrll #define pfrkt_t pfrkt_ts.pfrts_t 796 1.4.2.2 skrll #define pfrkt_name pfrkt_t.pfrt_name 797 1.4.2.2 skrll #define pfrkt_anchor pfrkt_t.pfrt_anchor 798 1.4.2.2 skrll #define pfrkt_ruleset pfrkt_t.pfrt_ruleset 799 1.4.2.2 skrll #define pfrkt_flags pfrkt_t.pfrt_flags 800 1.4.2.2 skrll #define pfrkt_cnt pfrkt_ts.pfrts_cnt 801 1.4.2.2 skrll #define pfrkt_refcnt pfrkt_ts.pfrts_refcnt 802 1.4.2.2 skrll #define pfrkt_packets pfrkt_ts.pfrts_packets 803 1.4.2.2 skrll #define pfrkt_bytes pfrkt_ts.pfrts_bytes 804 1.4.2.2 skrll #define pfrkt_match pfrkt_ts.pfrts_match 805 1.4.2.2 skrll #define pfrkt_nomatch pfrkt_ts.pfrts_nomatch 806 1.4.2.2 skrll #define pfrkt_tzero pfrkt_ts.pfrts_tzero 807 1.4.2.2 skrll 808 1.4.2.2 skrll RB_HEAD(pf_state_tree_lan_ext, pf_state); 809 1.4.2.2 skrll RB_PROTOTYPE(pf_state_tree_lan_ext, pf_state, 810 1.4.2.5 skrll u.s.entry_lan_ext, pf_state_compare_lan_ext) 811 1.4.2.2 skrll 812 1.4.2.2 skrll RB_HEAD(pf_state_tree_ext_gwy, pf_state); 813 1.4.2.2 skrll RB_PROTOTYPE(pf_state_tree_ext_gwy, pf_state, 814 1.4.2.5 skrll u.s.entry_ext_gwy, pf_state_compare_ext_gwy) 815 1.4.2.2 skrll 816 1.4.2.2 skrll struct pfi_if { 817 1.4.2.2 skrll char pfif_name[IFNAMSIZ]; 818 1.4.2.2 skrll u_int64_t pfif_packets[2][2][2]; 819 1.4.2.2 skrll u_int64_t pfif_bytes[2][2][2]; 820 1.4.2.2 skrll u_int64_t pfif_addcnt; 821 1.4.2.2 skrll u_int64_t pfif_delcnt; 822 1.4.2.2 skrll long pfif_tzero; 823 1.4.2.2 skrll int pfif_states; 824 1.4.2.2 skrll int pfif_rules; 825 1.4.2.2 skrll int pfif_flags; 826 1.4.2.2 skrll }; 827 1.4.2.2 skrll 828 1.4.2.2 skrll TAILQ_HEAD(pfi_grouphead, pfi_kif); 829 1.4.2.2 skrll TAILQ_HEAD(pfi_statehead, pfi_kif); 830 1.4.2.2 skrll RB_HEAD(pfi_ifhead, pfi_kif); 831 1.4.2.2 skrll struct pfi_kif { 832 1.4.2.2 skrll struct pfi_if pfik_if; 833 1.4.2.2 skrll RB_ENTRY(pfi_kif) pfik_tree; 834 1.4.2.2 skrll struct pf_state_tree_lan_ext pfik_lan_ext; 835 1.4.2.2 skrll struct pf_state_tree_ext_gwy pfik_ext_gwy; 836 1.4.2.2 skrll struct pfi_grouphead pfik_grouphead; 837 1.4.2.2 skrll TAILQ_ENTRY(pfi_kif) pfik_instances; 838 1.4.2.2 skrll TAILQ_ENTRY(pfi_kif) pfik_w_states; 839 1.4.2.2 skrll struct hook_desc_head *pfik_ah_head; 840 1.4.2.2 skrll void *pfik_ah_cookie; 841 1.4.2.2 skrll struct pfi_kif *pfik_parent; 842 1.4.2.2 skrll struct ifnet *pfik_ifp; 843 1.4.2.2 skrll int pfik_states; 844 1.4.2.2 skrll int pfik_rules; 845 1.4.2.2 skrll #ifdef __NetBSD__ 846 1.4.2.2 skrll struct hook_desc_head *pfik_ifaddrhooks; 847 1.4.2.2 skrll #endif 848 1.4.2.2 skrll }; 849 1.4.2.2 skrll #define pfik_name pfik_if.pfif_name 850 1.4.2.2 skrll #define pfik_packets pfik_if.pfif_packets 851 1.4.2.2 skrll #define pfik_bytes pfik_if.pfif_bytes 852 1.4.2.2 skrll #define pfik_tzero pfik_if.pfif_tzero 853 1.4.2.2 skrll #define pfik_flags pfik_if.pfif_flags 854 1.4.2.2 skrll #define pfik_addcnt pfik_if.pfif_addcnt 855 1.4.2.2 skrll #define pfik_delcnt pfik_if.pfif_delcnt 856 1.4.2.2 skrll #define pfik_states pfik_if.pfif_states 857 1.4.2.2 skrll #define pfik_rules pfik_if.pfif_rules 858 1.4.2.2 skrll 859 1.4.2.2 skrll #define PFI_IFLAG_GROUP 0x0001 /* group of interfaces */ 860 1.4.2.2 skrll #define PFI_IFLAG_INSTANCE 0x0002 /* single instance */ 861 1.4.2.2 skrll #define PFI_IFLAG_CLONABLE 0x0010 /* clonable group */ 862 1.4.2.2 skrll #define PFI_IFLAG_DYNAMIC 0x0020 /* dynamic group */ 863 1.4.2.2 skrll #define PFI_IFLAG_ATTACHED 0x0040 /* interface attached */ 864 1.4.2.2 skrll 865 1.4.2.2 skrll struct pf_pdesc { 866 1.4.2.2 skrll u_int64_t tot_len; /* Make Mickey money */ 867 1.4.2.2 skrll union { 868 1.4.2.2 skrll struct tcphdr *tcp; 869 1.4.2.2 skrll struct udphdr *udp; 870 1.4.2.2 skrll struct icmp *icmp; 871 1.4.2.2 skrll #ifdef INET6 872 1.4.2.2 skrll struct icmp6_hdr *icmp6; 873 1.4.2.2 skrll #endif /* INET6 */ 874 1.4.2.2 skrll void *any; 875 1.4.2.2 skrll } hdr; 876 1.4.2.2 skrll struct pf_addr baddr; /* address before translation */ 877 1.4.2.2 skrll struct pf_addr naddr; /* address after translation */ 878 1.4.2.2 skrll struct pf_rule *nat_rule; /* nat/rdr rule applied to packet */ 879 1.4.2.2 skrll struct pf_addr *src; 880 1.4.2.2 skrll struct pf_addr *dst; 881 1.4.2.6 skrll struct ether_header 882 1.4.2.6 skrll *eh; 883 1.4.2.2 skrll u_int16_t *ip_sum; 884 1.4.2.2 skrll u_int32_t p_len; /* total length of payload */ 885 1.4.2.2 skrll u_int16_t flags; /* Let SCRUB trigger behavior in 886 1.4.2.2 skrll * state code. Easier than tags */ 887 1.4.2.2 skrll #define PFDESC_TCP_NORM 0x0001 /* TCP shall be statefully scrubbed */ 888 1.4.2.6 skrll #define PFDESC_IP_REAS 0x0002 /* IP frags would've been reassembled */ 889 1.4.2.2 skrll sa_family_t af; 890 1.4.2.2 skrll u_int8_t proto; 891 1.4.2.2 skrll u_int8_t tos; 892 1.4.2.2 skrll }; 893 1.4.2.2 skrll 894 1.4.2.2 skrll /* flags for RDR options */ 895 1.4.2.2 skrll #define PF_DPORT_RANGE 0x01 /* Dest port uses range */ 896 1.4.2.2 skrll #define PF_RPORT_RANGE 0x02 /* RDR'ed port uses range */ 897 1.4.2.2 skrll 898 1.4.2.2 skrll /* Reasons code for passing/dropping a packet */ 899 1.4.2.2 skrll #define PFRES_MATCH 0 /* Explicit match of a rule */ 900 1.4.2.2 skrll #define PFRES_BADOFF 1 /* Bad offset for pull_hdr */ 901 1.4.2.2 skrll #define PFRES_FRAG 2 /* Dropping following fragment */ 902 1.4.2.2 skrll #define PFRES_SHORT 3 /* Dropping short packet */ 903 1.4.2.2 skrll #define PFRES_NORM 4 /* Dropping by normalizer */ 904 1.4.2.2 skrll #define PFRES_MEMORY 5 /* Dropped due to lacking mem */ 905 1.4.2.6 skrll #define PFRES_TS 6 /* Bad TCP Timestamp (RFC1323) */ 906 1.4.2.6 skrll #define PFRES_MAX 7 /* total+1 */ 907 1.4.2.2 skrll 908 1.4.2.2 skrll #define PFRES_NAMES { \ 909 1.4.2.2 skrll "match", \ 910 1.4.2.2 skrll "bad-offset", \ 911 1.4.2.2 skrll "fragment", \ 912 1.4.2.2 skrll "short", \ 913 1.4.2.2 skrll "normalize", \ 914 1.4.2.2 skrll "memory", \ 915 1.4.2.6 skrll "bad-timestamp", \ 916 1.4.2.2 skrll NULL \ 917 1.4.2.2 skrll } 918 1.4.2.2 skrll 919 1.4.2.2 skrll /* UDP state enumeration */ 920 1.4.2.2 skrll #define PFUDPS_NO_TRAFFIC 0 921 1.4.2.2 skrll #define PFUDPS_SINGLE 1 922 1.4.2.2 skrll #define PFUDPS_MULTIPLE 2 923 1.4.2.2 skrll 924 1.4.2.2 skrll #define PFUDPS_NSTATES 3 /* number of state levels */ 925 1.4.2.2 skrll 926 1.4.2.2 skrll #define PFUDPS_NAMES { \ 927 1.4.2.2 skrll "NO_TRAFFIC", \ 928 1.4.2.2 skrll "SINGLE", \ 929 1.4.2.2 skrll "MULTIPLE", \ 930 1.4.2.2 skrll NULL \ 931 1.4.2.2 skrll } 932 1.4.2.2 skrll 933 1.4.2.2 skrll /* Other protocol state enumeration */ 934 1.4.2.2 skrll #define PFOTHERS_NO_TRAFFIC 0 935 1.4.2.2 skrll #define PFOTHERS_SINGLE 1 936 1.4.2.2 skrll #define PFOTHERS_MULTIPLE 2 937 1.4.2.2 skrll 938 1.4.2.2 skrll #define PFOTHERS_NSTATES 3 /* number of state levels */ 939 1.4.2.2 skrll 940 1.4.2.2 skrll #define PFOTHERS_NAMES { \ 941 1.4.2.2 skrll "NO_TRAFFIC", \ 942 1.4.2.2 skrll "SINGLE", \ 943 1.4.2.2 skrll "MULTIPLE", \ 944 1.4.2.2 skrll NULL \ 945 1.4.2.2 skrll } 946 1.4.2.2 skrll 947 1.4.2.2 skrll #define FCNT_STATE_SEARCH 0 948 1.4.2.2 skrll #define FCNT_STATE_INSERT 1 949 1.4.2.2 skrll #define FCNT_STATE_REMOVALS 2 950 1.4.2.2 skrll #define FCNT_MAX 3 951 1.4.2.2 skrll 952 1.4.2.2 skrll #define SCNT_SRC_NODE_SEARCH 0 953 1.4.2.2 skrll #define SCNT_SRC_NODE_INSERT 1 954 1.4.2.2 skrll #define SCNT_SRC_NODE_REMOVALS 2 955 1.4.2.2 skrll #define SCNT_MAX 3 956 1.4.2.2 skrll 957 1.4.2.2 skrll #define ACTION_SET(a, x) \ 958 1.4.2.2 skrll do { \ 959 1.4.2.2 skrll if ((a) != NULL) \ 960 1.4.2.2 skrll *(a) = (x); \ 961 1.4.2.2 skrll } while (0) 962 1.4.2.2 skrll 963 1.4.2.2 skrll #define REASON_SET(a, x) \ 964 1.4.2.2 skrll do { \ 965 1.4.2.2 skrll if ((a) != NULL) \ 966 1.4.2.2 skrll *(a) = (x); \ 967 1.4.2.2 skrll if (x < PFRES_MAX) \ 968 1.4.2.2 skrll pf_status.counters[x]++; \ 969 1.4.2.2 skrll } while (0) 970 1.4.2.2 skrll 971 1.4.2.2 skrll struct pf_status { 972 1.4.2.2 skrll u_int64_t counters[PFRES_MAX]; 973 1.4.2.2 skrll u_int64_t fcounters[FCNT_MAX]; 974 1.4.2.2 skrll u_int64_t scounters[SCNT_MAX]; 975 1.4.2.2 skrll u_int64_t pcounters[2][2][3]; 976 1.4.2.2 skrll u_int64_t bcounters[2][2]; 977 1.4.2.2 skrll u_int64_t stateid; 978 1.4.2.2 skrll u_int32_t running; 979 1.4.2.2 skrll u_int32_t states; 980 1.4.2.2 skrll u_int32_t src_nodes; 981 1.4.2.2 skrll u_int32_t since; 982 1.4.2.2 skrll u_int32_t debug; 983 1.4.2.2 skrll u_int32_t hostid; 984 1.4.2.2 skrll char ifname[IFNAMSIZ]; 985 1.4.2.2 skrll }; 986 1.4.2.2 skrll 987 1.4.2.2 skrll struct cbq_opts { 988 1.4.2.2 skrll u_int minburst; 989 1.4.2.2 skrll u_int maxburst; 990 1.4.2.2 skrll u_int pktsize; 991 1.4.2.2 skrll u_int maxpktsize; 992 1.4.2.2 skrll u_int ns_per_byte; 993 1.4.2.2 skrll u_int maxidle; 994 1.4.2.2 skrll int minidle; 995 1.4.2.2 skrll u_int offtime; 996 1.4.2.2 skrll int flags; 997 1.4.2.2 skrll }; 998 1.4.2.2 skrll 999 1.4.2.2 skrll struct priq_opts { 1000 1.4.2.2 skrll int flags; 1001 1.4.2.2 skrll }; 1002 1.4.2.2 skrll 1003 1.4.2.2 skrll struct hfsc_opts { 1004 1.4.2.2 skrll /* real-time service curve */ 1005 1.4.2.2 skrll u_int rtsc_m1; /* slope of the 1st segment in bps */ 1006 1.4.2.2 skrll u_int rtsc_d; /* the x-projection of m1 in msec */ 1007 1.4.2.2 skrll u_int rtsc_m2; /* slope of the 2nd segment in bps */ 1008 1.4.2.2 skrll /* link-sharing service curve */ 1009 1.4.2.2 skrll u_int lssc_m1; 1010 1.4.2.2 skrll u_int lssc_d; 1011 1.4.2.2 skrll u_int lssc_m2; 1012 1.4.2.2 skrll /* upper-limit service curve */ 1013 1.4.2.2 skrll u_int ulsc_m1; 1014 1.4.2.2 skrll u_int ulsc_d; 1015 1.4.2.2 skrll u_int ulsc_m2; 1016 1.4.2.2 skrll int flags; 1017 1.4.2.2 skrll }; 1018 1.4.2.2 skrll 1019 1.4.2.2 skrll struct pf_altq { 1020 1.4.2.2 skrll char ifname[IFNAMSIZ]; 1021 1.4.2.2 skrll 1022 1.4.2.2 skrll void *altq_disc; /* discipline-specific state */ 1023 1.4.2.2 skrll TAILQ_ENTRY(pf_altq) entries; 1024 1.4.2.2 skrll 1025 1.4.2.2 skrll /* scheduler spec */ 1026 1.4.2.2 skrll u_int8_t scheduler; /* scheduler type */ 1027 1.4.2.2 skrll u_int16_t tbrsize; /* tokenbucket regulator size */ 1028 1.4.2.2 skrll u_int32_t ifbandwidth; /* interface bandwidth */ 1029 1.4.2.2 skrll 1030 1.4.2.2 skrll /* queue spec */ 1031 1.4.2.2 skrll char qname[PF_QNAME_SIZE]; /* queue name */ 1032 1.4.2.2 skrll char parent[PF_QNAME_SIZE]; /* parent name */ 1033 1.4.2.2 skrll u_int32_t parent_qid; /* parent queue id */ 1034 1.4.2.2 skrll u_int32_t bandwidth; /* queue bandwidth */ 1035 1.4.2.2 skrll u_int8_t priority; /* priority */ 1036 1.4.2.2 skrll u_int16_t qlimit; /* queue size limit */ 1037 1.4.2.2 skrll u_int16_t flags; /* misc flags */ 1038 1.4.2.2 skrll union { 1039 1.4.2.2 skrll struct cbq_opts cbq_opts; 1040 1.4.2.2 skrll struct priq_opts priq_opts; 1041 1.4.2.2 skrll struct hfsc_opts hfsc_opts; 1042 1.4.2.2 skrll } pq_u; 1043 1.4.2.2 skrll 1044 1.4.2.2 skrll u_int32_t qid; /* return value */ 1045 1.4.2.2 skrll }; 1046 1.4.2.2 skrll 1047 1.4.2.2 skrll struct pf_tag { 1048 1.4.2.2 skrll u_int16_t tag; /* tag id */ 1049 1.4.2.2 skrll }; 1050 1.4.2.2 skrll 1051 1.4.2.2 skrll struct pf_tagname { 1052 1.4.2.2 skrll TAILQ_ENTRY(pf_tagname) entries; 1053 1.4.2.2 skrll char name[PF_TAG_NAME_SIZE]; 1054 1.4.2.2 skrll u_int16_t tag; 1055 1.4.2.2 skrll int ref; 1056 1.4.2.2 skrll }; 1057 1.4.2.2 skrll 1058 1.4.2.2 skrll #define PFFRAG_FRENT_HIWAT 5000 /* Number of fragment entries */ 1059 1.4.2.2 skrll #define PFFRAG_FRAG_HIWAT 1000 /* Number of fragmented packets */ 1060 1.4.2.2 skrll #define PFFRAG_FRCENT_HIWAT 50000 /* Number of fragment cache entries */ 1061 1.4.2.2 skrll #define PFFRAG_FRCACHE_HIWAT 10000 /* Number of fragment descriptors */ 1062 1.4.2.2 skrll 1063 1.4.2.2 skrll /* 1064 1.4.2.2 skrll * ioctl parameter structures 1065 1.4.2.2 skrll */ 1066 1.4.2.2 skrll 1067 1.4.2.2 skrll struct pfioc_pooladdr { 1068 1.4.2.2 skrll u_int32_t action; 1069 1.4.2.2 skrll u_int32_t ticket; 1070 1.4.2.2 skrll u_int32_t nr; 1071 1.4.2.2 skrll u_int32_t r_num; 1072 1.4.2.2 skrll u_int8_t r_action; 1073 1.4.2.2 skrll u_int8_t r_last; 1074 1.4.2.2 skrll u_int8_t af; 1075 1.4.2.6 skrll char anchor[MAXPATHLEN]; 1076 1.4.2.2 skrll struct pf_pooladdr addr; 1077 1.4.2.2 skrll }; 1078 1.4.2.2 skrll 1079 1.4.2.2 skrll struct pfioc_rule { 1080 1.4.2.2 skrll u_int32_t action; 1081 1.4.2.2 skrll u_int32_t ticket; 1082 1.4.2.2 skrll u_int32_t pool_ticket; 1083 1.4.2.2 skrll u_int32_t nr; 1084 1.4.2.6 skrll char anchor[MAXPATHLEN]; 1085 1.4.2.6 skrll char anchor_call[MAXPATHLEN]; 1086 1.4.2.2 skrll struct pf_rule rule; 1087 1.4.2.2 skrll }; 1088 1.4.2.2 skrll 1089 1.4.2.2 skrll struct pfioc_natlook { 1090 1.4.2.2 skrll struct pf_addr saddr; 1091 1.4.2.2 skrll struct pf_addr daddr; 1092 1.4.2.2 skrll struct pf_addr rsaddr; 1093 1.4.2.2 skrll struct pf_addr rdaddr; 1094 1.4.2.2 skrll u_int16_t sport; 1095 1.4.2.2 skrll u_int16_t dport; 1096 1.4.2.2 skrll u_int16_t rsport; 1097 1.4.2.2 skrll u_int16_t rdport; 1098 1.4.2.2 skrll sa_family_t af; 1099 1.4.2.2 skrll u_int8_t proto; 1100 1.4.2.2 skrll u_int8_t direction; 1101 1.4.2.2 skrll }; 1102 1.4.2.2 skrll 1103 1.4.2.2 skrll struct pfioc_state { 1104 1.4.2.2 skrll u_int32_t nr; 1105 1.4.2.2 skrll struct pf_state state; 1106 1.4.2.2 skrll }; 1107 1.4.2.2 skrll 1108 1.4.2.2 skrll struct pfioc_state_kill { 1109 1.4.2.2 skrll /* XXX returns the number of states killed in psk_af */ 1110 1.4.2.2 skrll sa_family_t psk_af; 1111 1.4.2.2 skrll int psk_proto; 1112 1.4.2.2 skrll struct pf_rule_addr psk_src; 1113 1.4.2.2 skrll struct pf_rule_addr psk_dst; 1114 1.4.2.2 skrll char psk_ifname[IFNAMSIZ]; 1115 1.4.2.2 skrll }; 1116 1.4.2.2 skrll 1117 1.4.2.2 skrll struct pfioc_states { 1118 1.4.2.2 skrll int ps_len; 1119 1.4.2.2 skrll union { 1120 1.4.2.2 skrll caddr_t psu_buf; 1121 1.4.2.2 skrll struct pf_state *psu_states; 1122 1.4.2.2 skrll } ps_u; 1123 1.4.2.2 skrll #define ps_buf ps_u.psu_buf 1124 1.4.2.2 skrll #define ps_states ps_u.psu_states 1125 1.4.2.2 skrll }; 1126 1.4.2.2 skrll 1127 1.4.2.2 skrll struct pfioc_src_nodes { 1128 1.4.2.2 skrll int psn_len; 1129 1.4.2.2 skrll union { 1130 1.4.2.2 skrll caddr_t psu_buf; 1131 1.4.2.2 skrll struct pf_src_node *psu_src_nodes; 1132 1.4.2.2 skrll } psn_u; 1133 1.4.2.2 skrll #define psn_buf psn_u.psu_buf 1134 1.4.2.2 skrll #define psn_src_nodes psn_u.psu_src_nodes 1135 1.4.2.2 skrll }; 1136 1.4.2.2 skrll 1137 1.4.2.2 skrll struct pfioc_if { 1138 1.4.2.2 skrll char ifname[IFNAMSIZ]; 1139 1.4.2.2 skrll }; 1140 1.4.2.2 skrll 1141 1.4.2.2 skrll struct pfioc_tm { 1142 1.4.2.2 skrll int timeout; 1143 1.4.2.2 skrll int seconds; 1144 1.4.2.2 skrll }; 1145 1.4.2.2 skrll 1146 1.4.2.2 skrll struct pfioc_limit { 1147 1.4.2.2 skrll int index; 1148 1.4.2.2 skrll unsigned limit; 1149 1.4.2.2 skrll }; 1150 1.4.2.2 skrll 1151 1.4.2.2 skrll struct pfioc_altq { 1152 1.4.2.2 skrll u_int32_t action; 1153 1.4.2.2 skrll u_int32_t ticket; 1154 1.4.2.2 skrll u_int32_t nr; 1155 1.4.2.2 skrll struct pf_altq altq; 1156 1.4.2.2 skrll }; 1157 1.4.2.2 skrll 1158 1.4.2.2 skrll struct pfioc_qstats { 1159 1.4.2.2 skrll u_int32_t ticket; 1160 1.4.2.2 skrll u_int32_t nr; 1161 1.4.2.2 skrll void *buf; 1162 1.4.2.2 skrll int nbytes; 1163 1.4.2.2 skrll u_int8_t scheduler; 1164 1.4.2.2 skrll }; 1165 1.4.2.2 skrll 1166 1.4.2.2 skrll struct pfioc_ruleset { 1167 1.4.2.2 skrll u_int32_t nr; 1168 1.4.2.6 skrll char path[MAXPATHLEN]; 1169 1.4.2.6 skrll char name[PF_ANCHOR_NAME_SIZE]; 1170 1.4.2.2 skrll }; 1171 1.4.2.2 skrll 1172 1.4.2.2 skrll #define PF_RULESET_ALTQ (PF_RULESET_MAX) 1173 1.4.2.2 skrll #define PF_RULESET_TABLE (PF_RULESET_MAX+1) 1174 1.4.2.2 skrll struct pfioc_trans { 1175 1.4.2.2 skrll int size; /* number of elements */ 1176 1.4.2.2 skrll int esize; /* size of each element in bytes */ 1177 1.4.2.2 skrll struct pfioc_trans_e { 1178 1.4.2.2 skrll int rs_num; 1179 1.4.2.6 skrll char anchor[MAXPATHLEN]; 1180 1.4.2.2 skrll u_int32_t ticket; 1181 1.4.2.2 skrll } *array; 1182 1.4.2.2 skrll }; 1183 1.4.2.2 skrll 1184 1.4.2.2 skrll #define PFR_FLAG_ATOMIC 0x00000001 1185 1.4.2.2 skrll #define PFR_FLAG_DUMMY 0x00000002 1186 1.4.2.2 skrll #define PFR_FLAG_FEEDBACK 0x00000004 1187 1.4.2.2 skrll #define PFR_FLAG_CLSTATS 0x00000008 1188 1.4.2.2 skrll #define PFR_FLAG_ADDRSTOO 0x00000010 1189 1.4.2.2 skrll #define PFR_FLAG_REPLACE 0x00000020 1190 1.4.2.2 skrll #define PFR_FLAG_ALLRSETS 0x00000040 1191 1.4.2.2 skrll #define PFR_FLAG_ALLMASK 0x0000007F 1192 1.4.2.2 skrll #ifdef _KERNEL 1193 1.4.2.2 skrll #define PFR_FLAG_USERIOCTL 0x10000000 1194 1.4.2.2 skrll #endif 1195 1.4.2.2 skrll 1196 1.4.2.2 skrll struct pfioc_table { 1197 1.4.2.2 skrll struct pfr_table pfrio_table; 1198 1.4.2.2 skrll void *pfrio_buffer; 1199 1.4.2.2 skrll int pfrio_esize; 1200 1.4.2.2 skrll int pfrio_size; 1201 1.4.2.2 skrll int pfrio_size2; 1202 1.4.2.2 skrll int pfrio_nadd; 1203 1.4.2.2 skrll int pfrio_ndel; 1204 1.4.2.2 skrll int pfrio_nchange; 1205 1.4.2.2 skrll int pfrio_flags; 1206 1.4.2.2 skrll u_int32_t pfrio_ticket; 1207 1.4.2.2 skrll }; 1208 1.4.2.2 skrll #define pfrio_exists pfrio_nadd 1209 1.4.2.2 skrll #define pfrio_nzero pfrio_nadd 1210 1.4.2.2 skrll #define pfrio_nmatch pfrio_nadd 1211 1.4.2.2 skrll #define pfrio_naddr pfrio_size2 1212 1.4.2.2 skrll #define pfrio_setflag pfrio_size2 1213 1.4.2.2 skrll #define pfrio_clrflag pfrio_nadd 1214 1.4.2.2 skrll 1215 1.4.2.2 skrll 1216 1.4.2.2 skrll #define PFI_FLAG_GROUP 0x0001 /* gets groups of interfaces */ 1217 1.4.2.2 skrll #define PFI_FLAG_INSTANCE 0x0002 /* gets single interfaces */ 1218 1.4.2.2 skrll #define PFI_FLAG_ALLMASK 0x0003 1219 1.4.2.2 skrll 1220 1.4.2.2 skrll struct pfioc_iface { 1221 1.4.2.2 skrll char pfiio_name[IFNAMSIZ]; 1222 1.4.2.2 skrll void *pfiio_buffer; 1223 1.4.2.2 skrll int pfiio_esize; 1224 1.4.2.2 skrll int pfiio_size; 1225 1.4.2.2 skrll int pfiio_nzero; 1226 1.4.2.2 skrll int pfiio_flags; 1227 1.4.2.2 skrll }; 1228 1.4.2.2 skrll 1229 1.4.2.2 skrll 1230 1.4.2.2 skrll /* 1231 1.4.2.2 skrll * ioctl operations 1232 1.4.2.2 skrll */ 1233 1.4.2.2 skrll 1234 1.4.2.2 skrll #define DIOCSTART _IO ('D', 1) 1235 1.4.2.2 skrll #define DIOCSTOP _IO ('D', 2) 1236 1.4.2.2 skrll #define DIOCADDRULE _IOWR('D', 4, struct pfioc_rule) 1237 1.4.2.2 skrll #define DIOCGETRULES _IOWR('D', 6, struct pfioc_rule) 1238 1.4.2.2 skrll #define DIOCGETRULE _IOWR('D', 7, struct pfioc_rule) 1239 1.4.2.2 skrll /* XXX cut 8 - 17 */ 1240 1.4.2.2 skrll #define DIOCCLRSTATES _IOWR('D', 18, struct pfioc_state_kill) 1241 1.4.2.2 skrll #define DIOCGETSTATE _IOWR('D', 19, struct pfioc_state) 1242 1.4.2.2 skrll #define DIOCSETSTATUSIF _IOWR('D', 20, struct pfioc_if) 1243 1.4.2.2 skrll #define DIOCGETSTATUS _IOWR('D', 21, struct pf_status) 1244 1.4.2.2 skrll #define DIOCCLRSTATUS _IO ('D', 22) 1245 1.4.2.2 skrll #define DIOCNATLOOK _IOWR('D', 23, struct pfioc_natlook) 1246 1.4.2.2 skrll #define DIOCSETDEBUG _IOWR('D', 24, u_int32_t) 1247 1.4.2.2 skrll #define DIOCGETSTATES _IOWR('D', 25, struct pfioc_states) 1248 1.4.2.2 skrll #define DIOCCHANGERULE _IOWR('D', 26, struct pfioc_rule) 1249 1.4.2.2 skrll /* XXX cut 26 - 28 */ 1250 1.4.2.2 skrll #define DIOCSETTIMEOUT _IOWR('D', 29, struct pfioc_tm) 1251 1.4.2.2 skrll #define DIOCGETTIMEOUT _IOWR('D', 30, struct pfioc_tm) 1252 1.4.2.2 skrll #define DIOCADDSTATE _IOWR('D', 37, struct pfioc_state) 1253 1.4.2.2 skrll #define DIOCCLRRULECTRS _IO ('D', 38) 1254 1.4.2.2 skrll #define DIOCGETLIMIT _IOWR('D', 39, struct pfioc_limit) 1255 1.4.2.2 skrll #define DIOCSETLIMIT _IOWR('D', 40, struct pfioc_limit) 1256 1.4.2.2 skrll #define DIOCKILLSTATES _IOWR('D', 41, struct pfioc_state_kill) 1257 1.4.2.2 skrll #define DIOCSTARTALTQ _IO ('D', 42) 1258 1.4.2.2 skrll #define DIOCSTOPALTQ _IO ('D', 43) 1259 1.4.2.2 skrll #define DIOCADDALTQ _IOWR('D', 45, struct pfioc_altq) 1260 1.4.2.2 skrll #define DIOCGETALTQS _IOWR('D', 47, struct pfioc_altq) 1261 1.4.2.2 skrll #define DIOCGETALTQ _IOWR('D', 48, struct pfioc_altq) 1262 1.4.2.2 skrll #define DIOCCHANGEALTQ _IOWR('D', 49, struct pfioc_altq) 1263 1.4.2.2 skrll #define DIOCGETQSTATS _IOWR('D', 50, struct pfioc_qstats) 1264 1.4.2.2 skrll #define DIOCBEGINADDRS _IOWR('D', 51, struct pfioc_pooladdr) 1265 1.4.2.2 skrll #define DIOCADDADDR _IOWR('D', 52, struct pfioc_pooladdr) 1266 1.4.2.2 skrll #define DIOCGETADDRS _IOWR('D', 53, struct pfioc_pooladdr) 1267 1.4.2.2 skrll #define DIOCGETADDR _IOWR('D', 54, struct pfioc_pooladdr) 1268 1.4.2.2 skrll #define DIOCCHANGEADDR _IOWR('D', 55, struct pfioc_pooladdr) 1269 1.4.2.6 skrll /* XXX cut 55 - 57 */ 1270 1.4.2.2 skrll #define DIOCGETRULESETS _IOWR('D', 58, struct pfioc_ruleset) 1271 1.4.2.2 skrll #define DIOCGETRULESET _IOWR('D', 59, struct pfioc_ruleset) 1272 1.4.2.2 skrll #define DIOCRCLRTABLES _IOWR('D', 60, struct pfioc_table) 1273 1.4.2.2 skrll #define DIOCRADDTABLES _IOWR('D', 61, struct pfioc_table) 1274 1.4.2.2 skrll #define DIOCRDELTABLES _IOWR('D', 62, struct pfioc_table) 1275 1.4.2.2 skrll #define DIOCRGETTABLES _IOWR('D', 63, struct pfioc_table) 1276 1.4.2.2 skrll #define DIOCRGETTSTATS _IOWR('D', 64, struct pfioc_table) 1277 1.4.2.2 skrll #define DIOCRCLRTSTATS _IOWR('D', 65, struct pfioc_table) 1278 1.4.2.2 skrll #define DIOCRCLRADDRS _IOWR('D', 66, struct pfioc_table) 1279 1.4.2.2 skrll #define DIOCRADDADDRS _IOWR('D', 67, struct pfioc_table) 1280 1.4.2.2 skrll #define DIOCRDELADDRS _IOWR('D', 68, struct pfioc_table) 1281 1.4.2.2 skrll #define DIOCRSETADDRS _IOWR('D', 69, struct pfioc_table) 1282 1.4.2.2 skrll #define DIOCRGETADDRS _IOWR('D', 70, struct pfioc_table) 1283 1.4.2.2 skrll #define DIOCRGETASTATS _IOWR('D', 71, struct pfioc_table) 1284 1.4.2.2 skrll #define DIOCRCLRASTATS _IOWR('D', 72, struct pfioc_table) 1285 1.4.2.2 skrll #define DIOCRTSTADDRS _IOWR('D', 73, struct pfioc_table) 1286 1.4.2.2 skrll #define DIOCRSETTFLAGS _IOWR('D', 74, struct pfioc_table) 1287 1.4.2.2 skrll #define DIOCRINADEFINE _IOWR('D', 77, struct pfioc_table) 1288 1.4.2.2 skrll #define DIOCOSFPFLUSH _IO('D', 78) 1289 1.4.2.2 skrll #define DIOCOSFPADD _IOWR('D', 79, struct pf_osfp_ioctl) 1290 1.4.2.2 skrll #define DIOCOSFPGET _IOWR('D', 80, struct pf_osfp_ioctl) 1291 1.4.2.2 skrll #define DIOCXBEGIN _IOWR('D', 81, struct pfioc_trans) 1292 1.4.2.2 skrll #define DIOCXCOMMIT _IOWR('D', 82, struct pfioc_trans) 1293 1.4.2.2 skrll #define DIOCXROLLBACK _IOWR('D', 83, struct pfioc_trans) 1294 1.4.2.2 skrll #define DIOCGETSRCNODES _IOWR('D', 84, struct pfioc_src_nodes) 1295 1.4.2.2 skrll #define DIOCCLRSRCNODES _IO('D', 85) 1296 1.4.2.2 skrll #define DIOCSETHOSTID _IOWR('D', 86, u_int32_t) 1297 1.4.2.2 skrll #define DIOCIGETIFACES _IOWR('D', 87, struct pfioc_iface) 1298 1.4.2.2 skrll #define DIOCICLRISTATS _IOWR('D', 88, struct pfioc_iface) 1299 1.4.2.2 skrll 1300 1.4.2.2 skrll #ifdef _KERNEL 1301 1.4.2.2 skrll RB_HEAD(pf_src_tree, pf_src_node); 1302 1.4.2.2 skrll RB_PROTOTYPE(pf_src_tree, pf_src_node, entry, pf_src_compare); 1303 1.4.2.2 skrll extern struct pf_src_tree tree_src_tracking; 1304 1.4.2.2 skrll 1305 1.4.2.2 skrll RB_HEAD(pf_state_tree_id, pf_state); 1306 1.4.2.2 skrll RB_PROTOTYPE(pf_state_tree_id, pf_state, 1307 1.4.2.2 skrll entry_id, pf_state_compare_id); 1308 1.4.2.2 skrll extern struct pf_state_tree_id tree_id; 1309 1.4.2.2 skrll extern struct pf_state_queue state_updates; 1310 1.4.2.2 skrll 1311 1.4.2.6 skrll extern struct pf_anchor_global pf_anchors; 1312 1.4.2.2 skrll extern struct pf_ruleset pf_main_ruleset; 1313 1.4.2.2 skrll TAILQ_HEAD(pf_poolqueue, pf_pool); 1314 1.4.2.2 skrll extern struct pf_poolqueue pf_pools[2]; 1315 1.4.2.2 skrll TAILQ_HEAD(pf_altqqueue, pf_altq); 1316 1.4.2.2 skrll extern struct pf_altqqueue pf_altqs[2]; 1317 1.4.2.2 skrll extern struct pf_palist pf_pabuf; 1318 1.4.2.2 skrll extern struct pfi_kif **pfi_index2kif; 1319 1.4.2.2 skrll 1320 1.4.2.2 skrll extern u_int32_t ticket_altqs_active; 1321 1.4.2.2 skrll extern u_int32_t ticket_altqs_inactive; 1322 1.4.2.2 skrll extern int altqs_inactive_open; 1323 1.4.2.2 skrll extern u_int32_t ticket_pabuf; 1324 1.4.2.2 skrll extern struct pf_altqqueue *pf_altqs_active; 1325 1.4.2.2 skrll extern struct pf_altqqueue *pf_altqs_inactive; 1326 1.4.2.2 skrll extern struct pf_poolqueue *pf_pools_active; 1327 1.4.2.2 skrll extern struct pf_poolqueue *pf_pools_inactive; 1328 1.4.2.2 skrll extern int pf_tbladdr_setup(struct pf_ruleset *, 1329 1.4.2.2 skrll struct pf_addr_wrap *); 1330 1.4.2.2 skrll extern void pf_tbladdr_remove(struct pf_addr_wrap *); 1331 1.4.2.2 skrll extern void pf_tbladdr_copyout(struct pf_addr_wrap *); 1332 1.4.2.2 skrll extern void pf_calc_skip_steps(struct pf_rulequeue *); 1333 1.4.2.2 skrll extern struct pool pf_src_tree_pl, pf_rule_pl; 1334 1.4.2.2 skrll extern struct pool pf_state_pl, pf_altq_pl, pf_pooladdr_pl; 1335 1.4.2.2 skrll extern struct pool pf_state_scrub_pl; 1336 1.4.2.2 skrll extern void pf_purge_timeout(void *); 1337 1.4.2.2 skrll extern void pf_purge_expired_src_nodes(void); 1338 1.4.2.2 skrll extern void pf_purge_expired_states(void); 1339 1.4.2.6 skrll extern void pf_purge_expired_state(struct pf_state *); 1340 1.4.2.2 skrll extern int pf_insert_state(struct pfi_kif *, 1341 1.4.2.2 skrll struct pf_state *); 1342 1.4.2.2 skrll extern int pf_insert_src_node(struct pf_src_node **, 1343 1.4.2.2 skrll struct pf_rule *, struct pf_addr *, 1344 1.4.2.2 skrll sa_family_t); 1345 1.4.2.2 skrll void pf_src_tree_remove_state(struct pf_state *); 1346 1.4.2.2 skrll extern struct pf_state *pf_find_state_byid(struct pf_state *); 1347 1.4.2.2 skrll extern struct pf_state *pf_find_state_all(struct pf_state *key, 1348 1.4.2.2 skrll u_int8_t tree, int *more); 1349 1.4.2.6 skrll extern void pf_print_state(struct pf_state *); 1350 1.4.2.6 skrll extern void pf_print_flags(u_int8_t); 1351 1.4.2.2 skrll extern struct pf_anchor *pf_find_anchor(const char *); 1352 1.4.2.6 skrll extern struct pf_ruleset *pf_find_ruleset(const char *); 1353 1.4.2.6 skrll extern struct pf_ruleset *pf_find_or_create_ruleset(const char *); 1354 1.4.2.2 skrll extern void pf_remove_if_empty_ruleset( 1355 1.4.2.2 skrll struct pf_ruleset *); 1356 1.4.2.6 skrll extern u_int16_t pf_cksum_fixup(u_int16_t, u_int16_t, u_int16_t, 1357 1.4.2.6 skrll u_int8_t); 1358 1.4.2.2 skrll 1359 1.4.2.2 skrll extern struct ifnet *sync_ifp; 1360 1.4.2.2 skrll extern struct pf_rule pf_default_rule; 1361 1.4.2.2 skrll extern void pf_addrcpy(struct pf_addr *, struct pf_addr *, 1362 1.4.2.2 skrll u_int8_t); 1363 1.4.2.2 skrll void pf_rm_rule(struct pf_rulequeue *, 1364 1.4.2.2 skrll struct pf_rule *); 1365 1.4.2.2 skrll 1366 1.4.2.2 skrll #ifdef INET 1367 1.4.2.6 skrll int pf_test(int, struct ifnet *, struct mbuf **, struct ether_header *); 1368 1.4.2.2 skrll #endif /* INET */ 1369 1.4.2.2 skrll 1370 1.4.2.2 skrll #ifdef INET6 1371 1.4.2.6 skrll int pf_test6(int, struct ifnet *, struct mbuf **, struct ether_header *); 1372 1.4.2.2 skrll void pf_poolmask(struct pf_addr *, struct pf_addr*, 1373 1.4.2.2 skrll struct pf_addr *, struct pf_addr *, u_int8_t); 1374 1.4.2.2 skrll void pf_addr_inc(struct pf_addr *, sa_family_t); 1375 1.4.2.2 skrll #endif /* INET6 */ 1376 1.4.2.2 skrll 1377 1.4.2.2 skrll void *pf_pull_hdr(struct mbuf *, int, void *, int, u_short *, u_short *, 1378 1.4.2.2 skrll sa_family_t); 1379 1.4.2.2 skrll void pf_change_a(void *, u_int16_t *, u_int32_t, u_int8_t); 1380 1.4.2.2 skrll int pflog_packet(struct pfi_kif *, struct mbuf *, sa_family_t, u_int8_t, 1381 1.4.2.2 skrll u_int8_t, struct pf_rule *, struct pf_rule *, struct pf_ruleset *); 1382 1.4.2.2 skrll int pf_match_addr(u_int8_t, struct pf_addr *, struct pf_addr *, 1383 1.4.2.2 skrll struct pf_addr *, sa_family_t); 1384 1.4.2.2 skrll int pf_match(u_int8_t, u_int32_t, u_int32_t, u_int32_t); 1385 1.4.2.2 skrll int pf_match_port(u_int8_t, u_int16_t, u_int16_t, u_int16_t); 1386 1.4.2.2 skrll int pf_match_uid(u_int8_t, uid_t, uid_t, uid_t); 1387 1.4.2.2 skrll int pf_match_gid(u_int8_t, gid_t, gid_t, gid_t); 1388 1.4.2.2 skrll 1389 1.4.2.2 skrll void pf_normalize_init(void); 1390 1.4.2.2 skrll #ifdef _LKM 1391 1.4.2.2 skrll void pf_normalize_destroy(void); 1392 1.4.2.2 skrll #endif 1393 1.4.2.6 skrll int pf_normalize_ip(struct mbuf **, int, struct pfi_kif *, u_short *, 1394 1.4.2.6 skrll struct pf_pdesc *); 1395 1.4.2.6 skrll int pf_normalize_ip6(struct mbuf **, int, struct pfi_kif *, u_short *, 1396 1.4.2.6 skrll struct pf_pdesc *); 1397 1.4.2.2 skrll int pf_normalize_tcp(int, struct pfi_kif *, struct mbuf *, int, int, void *, 1398 1.4.2.2 skrll struct pf_pdesc *); 1399 1.4.2.2 skrll void pf_normalize_tcp_cleanup(struct pf_state *); 1400 1.4.2.2 skrll int pf_normalize_tcp_init(struct mbuf *, int, struct pf_pdesc *, 1401 1.4.2.2 skrll struct tcphdr *, struct pf_state_peer *, struct pf_state_peer *); 1402 1.4.2.2 skrll int pf_normalize_tcp_stateful(struct mbuf *, int, struct pf_pdesc *, 1403 1.4.2.6 skrll u_short *, struct tcphdr *, struct pf_state *, 1404 1.4.2.6 skrll struct pf_state_peer *, struct pf_state_peer *, int *); 1405 1.4.2.2 skrll u_int32_t 1406 1.4.2.2 skrll pf_state_expires(const struct pf_state *); 1407 1.4.2.2 skrll void pf_purge_expired_fragments(void); 1408 1.4.2.2 skrll int pf_routable(struct pf_addr *addr, sa_family_t af); 1409 1.4.2.2 skrll void pfr_initialize(void); 1410 1.4.2.2 skrll #ifdef _LKM 1411 1.4.2.2 skrll void pfr_destroy(void); 1412 1.4.2.2 skrll #endif 1413 1.4.2.2 skrll int pfr_match_addr(struct pfr_ktable *, struct pf_addr *, sa_family_t); 1414 1.4.2.2 skrll void pfr_update_stats(struct pfr_ktable *, struct pf_addr *, sa_family_t, 1415 1.4.2.2 skrll u_int64_t, int, int, int); 1416 1.4.2.2 skrll int pfr_pool_get(struct pfr_ktable *, int *, struct pf_addr *, 1417 1.4.2.2 skrll struct pf_addr **, struct pf_addr **, sa_family_t); 1418 1.4.2.2 skrll void pfr_dynaddr_update(struct pfr_ktable *, struct pfi_dynaddr *); 1419 1.4.2.2 skrll struct pfr_ktable * 1420 1.4.2.2 skrll pfr_attach_table(struct pf_ruleset *, char *); 1421 1.4.2.2 skrll void pfr_detach_table(struct pfr_ktable *); 1422 1.4.2.2 skrll int pfr_clr_tables(struct pfr_table *, int *, int); 1423 1.4.2.2 skrll int pfr_add_tables(struct pfr_table *, int, int *, int); 1424 1.4.2.2 skrll int pfr_del_tables(struct pfr_table *, int, int *, int); 1425 1.4.2.2 skrll int pfr_get_tables(struct pfr_table *, struct pfr_table *, int *, int); 1426 1.4.2.2 skrll int pfr_get_tstats(struct pfr_table *, struct pfr_tstats *, int *, int); 1427 1.4.2.2 skrll int pfr_clr_tstats(struct pfr_table *, int, int *, int); 1428 1.4.2.2 skrll int pfr_set_tflags(struct pfr_table *, int, int, int, int *, int *, int); 1429 1.4.2.2 skrll int pfr_clr_addrs(struct pfr_table *, int *, int); 1430 1.4.2.2 skrll int pfr_add_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 1431 1.4.2.2 skrll int); 1432 1.4.2.2 skrll int pfr_del_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 1433 1.4.2.2 skrll int); 1434 1.4.2.2 skrll int pfr_set_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 1435 1.4.2.2 skrll int *, int *, int *, int); 1436 1.4.2.2 skrll int pfr_get_addrs(struct pfr_table *, struct pfr_addr *, int *, int); 1437 1.4.2.2 skrll int pfr_get_astats(struct pfr_table *, struct pfr_astats *, int *, int); 1438 1.4.2.2 skrll int pfr_clr_astats(struct pfr_table *, struct pfr_addr *, int, int *, 1439 1.4.2.2 skrll int); 1440 1.4.2.2 skrll int pfr_tst_addrs(struct pfr_table *, struct pfr_addr *, int, int *, 1441 1.4.2.2 skrll int); 1442 1.4.2.2 skrll int pfr_ina_begin(struct pfr_table *, u_int32_t *, int *, int); 1443 1.4.2.2 skrll int pfr_ina_rollback(struct pfr_table *, u_int32_t, int *, int); 1444 1.4.2.2 skrll int pfr_ina_commit(struct pfr_table *, u_int32_t, int *, int *, int); 1445 1.4.2.2 skrll int pfr_ina_define(struct pfr_table *, struct pfr_addr *, int, int *, 1446 1.4.2.2 skrll int *, u_int32_t, int); 1447 1.4.2.2 skrll 1448 1.4.2.2 skrll void pfi_initialize(void); 1449 1.4.2.2 skrll #ifdef _LKM 1450 1.4.2.2 skrll void pfi_destroy(void); 1451 1.4.2.2 skrll #endif 1452 1.4.2.2 skrll void pfi_attach_clone(struct if_clone *); 1453 1.4.2.2 skrll void pfi_attach_ifnet(struct ifnet *); 1454 1.4.2.2 skrll void pfi_detach_ifnet(struct ifnet *); 1455 1.4.2.2 skrll struct pfi_kif *pfi_lookup_create(const char *); 1456 1.4.2.2 skrll struct pfi_kif *pfi_lookup_if(const char *); 1457 1.4.2.2 skrll int pfi_maybe_destroy(struct pfi_kif *); 1458 1.4.2.2 skrll struct pfi_kif *pfi_attach_rule(const char *); 1459 1.4.2.2 skrll void pfi_detach_rule(struct pfi_kif *); 1460 1.4.2.2 skrll void pfi_attach_state(struct pfi_kif *); 1461 1.4.2.2 skrll void pfi_detach_state(struct pfi_kif *); 1462 1.4.2.2 skrll int pfi_dynaddr_setup(struct pf_addr_wrap *, sa_family_t); 1463 1.4.2.2 skrll void pfi_dynaddr_copyout(struct pf_addr_wrap *); 1464 1.4.2.2 skrll void pfi_dynaddr_remove(struct pf_addr_wrap *); 1465 1.4.2.2 skrll void pfi_fill_oldstatus(struct pf_status *); 1466 1.4.2.2 skrll int pfi_clr_istats(const char *, int *, int); 1467 1.4.2.2 skrll int pfi_get_ifaces(const char *, struct pfi_if *, int *, int); 1468 1.4.2.2 skrll int pfi_match_addr(struct pfi_dynaddr *, struct pf_addr *, 1469 1.4.2.2 skrll sa_family_t); 1470 1.4.2.2 skrll 1471 1.4.2.2 skrll extern struct pfi_statehead pfi_statehead; 1472 1.4.2.2 skrll 1473 1.4.2.2 skrll u_int16_t pf_tagname2tag(char *); 1474 1.4.2.2 skrll void pf_tag2tagname(u_int16_t, char *); 1475 1.4.2.2 skrll void pf_tag_unref(u_int16_t); 1476 1.4.2.2 skrll int pf_tag_packet(struct mbuf *, struct pf_tag *, int); 1477 1.4.2.2 skrll u_int32_t pf_qname2qid(char *); 1478 1.4.2.2 skrll void pf_qid2qname(u_int32_t, char *); 1479 1.4.2.2 skrll void pf_qid_unref(u_int32_t); 1480 1.4.2.2 skrll 1481 1.4.2.2 skrll extern struct pf_status pf_status; 1482 1.4.2.2 skrll extern struct pool pf_frent_pl, pf_frag_pl; 1483 1.4.2.2 skrll 1484 1.4.2.2 skrll struct pf_pool_limit { 1485 1.4.2.2 skrll void *pp; 1486 1.4.2.2 skrll unsigned limit; 1487 1.4.2.2 skrll }; 1488 1.4.2.2 skrll extern struct pf_pool_limit pf_pool_limits[PF_LIMIT_MAX]; 1489 1.4.2.2 skrll 1490 1.4.2.2 skrll #ifdef __NetBSD__ 1491 1.4.2.2 skrll int pfil4_wrapper(void *, struct mbuf **, struct ifnet *, int); 1492 1.4.2.2 skrll int pfil6_wrapper(void *, struct mbuf **, struct ifnet *, int); 1493 1.4.2.2 skrll int pfil_ifnet_wrapper(void *, struct mbuf **, struct ifnet *, int); 1494 1.4.2.2 skrll int pfil_ifaddr_wrapper(void *, struct mbuf **, struct ifnet *, int); 1495 1.4.2.6 skrll 1496 1.4.2.6 skrll #endif 1497 1.4.2.6 skrll 1498 1.4.2.6 skrll /* 1499 1.4.2.6 skrll * misc compatibility stuffs 1500 1.4.2.6 skrll */ 1501 1.4.2.6 skrll #if !defined(PRIu32) 1502 1.4.2.6 skrll #define PRIu32 "u" /* XXX */ 1503 1.4.2.6 skrll #endif 1504 1.4.2.6 skrll #if !defined(__OpenBSD__) 1505 1.4.2.6 skrll #include <sys/kernel.h> /* mono_time */ 1506 1.4.2.6 skrll static __inline void getmicrouptime(struct timeval *); 1507 1.4.2.6 skrll static __inline void 1508 1.4.2.6 skrll getmicrouptime(struct timeval *tvp) 1509 1.4.2.6 skrll { 1510 1.4.2.6 skrll int s; 1511 1.4.2.6 skrll 1512 1.4.2.6 skrll s = splclock(); 1513 1.4.2.6 skrll *tvp = mono_time; 1514 1.4.2.6 skrll splx(s); 1515 1.4.2.6 skrll } 1516 1.4.2.6 skrll #define time_second time.tv_sec 1517 1.4.2.6 skrll #define m_copym2 m_dup 1518 1.4.2.6 skrll #define pool_allocator_oldnointr pool_allocator_nointr 1519 1.4.2.2 skrll #endif 1520 1.4.2.2 skrll #endif /* _KERNEL */ 1521 1.4.2.2 skrll 1522 1.4.2.2 skrll /* The fingerprint functions can be linked into userland programs (tcpdump) */ 1523 1.4.2.2 skrll int pf_osfp_add(struct pf_osfp_ioctl *); 1524 1.4.2.2 skrll #ifdef _KERNEL 1525 1.4.2.2 skrll struct pf_osfp_enlist * 1526 1.4.2.2 skrll pf_osfp_fingerprint(struct pf_pdesc *, struct mbuf *, int, 1527 1.4.2.2 skrll const struct tcphdr *); 1528 1.4.2.2 skrll #endif /* _KERNEL */ 1529 1.4.2.2 skrll struct pf_osfp_enlist * 1530 1.4.2.2 skrll pf_osfp_fingerprint_hdr(const struct ip *, const struct tcphdr *); 1531 1.4.2.2 skrll void pf_osfp_flush(void); 1532 1.4.2.2 skrll int pf_osfp_get(struct pf_osfp_ioctl *); 1533 1.4.2.2 skrll void pf_osfp_initialize(void); 1534 1.4.2.2 skrll #ifdef _LKM 1535 1.4.2.2 skrll void pf_osfp_destroy(void); 1536 1.4.2.2 skrll #endif 1537 1.4.2.2 skrll int pf_osfp_match(struct pf_osfp_enlist *, pf_osfp_t); 1538 1.4.2.2 skrll struct pf_os_fingerprint * 1539 1.4.2.2 skrll pf_osfp_validate(void); 1540 1.4.2.2 skrll 1541 1.4.2.2 skrll 1542 1.4.2.2 skrll #endif /* _NET_PFVAR_H_ */ 1543
Indexes created Thu Oct 23 22:10:10 GMT 2025