1 /* $NetBSD: ip_compat.h,v 1.10 2016/06/10 13:31:44 ozaki-r Exp $ */ 2 3 /* 4 * Copyright (C) 2012 by Darren Reed. 5 * 6 * See the IPFILTER.LICENCE file for details on licencing. 7 * 8 * @(#)ip_compat.h 1.8 1/14/96 9 * Id: ip_compat.h,v 1.1.1.2 2012/07/22 13:45:09 darrenr Exp 10 */ 11 12 #ifndef _NETINET_IP_COMPAT_H_ 13 #define _NETINET_IP_COMPAT_H_ 14 15 #ifndef __STDC__ 16 # undef const 17 # define const 18 #endif 19 20 #if defined(_KERNEL) || defined(KERNEL) || defined(__KERNEL__) 21 # undef KERNEL 22 # undef _KERNEL 23 # undef __KERNEL__ 24 # define KERNEL 25 # define _KERNEL 26 # define __KERNEL__ 27 #endif 28 29 #ifndef SOLARIS 30 # if (defined(sun) && (defined(__svr4__) || defined(__SVR4))) 31 # define SOLARIS 1 32 # else 33 # define SOLARIS 0 34 # endif 35 #endif 36 #if (defined(SOLARIS2) && (SOLARIS2 >= 8)) 37 # ifndef USE_INET6 38 # define USE_INET6 39 # endif 40 #endif 41 #if defined(__FreeBSD_version) && (__FreeBSD_version >= 400000) && \ 42 !defined(_KERNEL) && !defined(USE_INET6) && !defined(NOINET6) 43 # define USE_INET6 44 #endif 45 #if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 105000000) && \ 46 !defined(_KERNEL) && !defined(USE_INET6) && !defined(NOINET6) 47 # define USE_INET6 48 #endif 49 #if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 106140000) && \ 50 defined(_KERNEL) && \ 51 (!defined(IPFILTER_LKM) || (__NetBSD_Version__ >= 399000100)) 52 # define IPFILTER_M_IPFILTER 53 #endif 54 #if !defined(USE_INET6) 55 # if defined(OpenBSD) && (OpenBSD >= 200206) && \ 56 !defined(_KERNEL) && !defined(USE_INET6) 57 # define USE_INET6 58 # endif 59 # if defined(__osf__) 60 # define USE_INET6 1 61 # endif 62 # if defined(linux) && (!defined(_KERNEL) || defined(CONFIG_IPV6)) 63 # define USE_INET6 64 # endif 65 # if defined(HPUXREV) && (HPUXREV >= 1111) 66 # define USE_INET6 67 # endif 68 #endif 69 70 #if defined(BSD) && (BSD < 199103) && defined(__osf__) 71 # undef BSD 72 # define BSD 199103 73 #endif 74 75 #if defined(__SVR4) || defined(__svr4__) || defined(__sgi) 76 # define index strchr 77 # if !defined(_KERNEL) 78 # define bzero(a,b) memset(a,0,b) 79 # define bcmp memcmp 80 # define bcopy(a,b,c) memmove(b,a,c) 81 # endif 82 #endif 83 84 #ifndef LIFNAMSIZ 85 # ifdef IF_NAMESIZE 86 # define LIFNAMSIZ IF_NAMESIZE 87 # else 88 # ifdef IFNAMSIZ 89 # define LIFNAMSIZ IFNAMSIZ 90 # else 91 # define LIFNAMSIZ 16 92 # endif 93 # endif 94 #endif 95 96 #if defined(__sgi) || defined(bsdi) || defined(__hpux) || defined(hpux) 97 struct ether_addr { 98 u_char ether_addr_octet[6]; 99 }; 100 #endif 101 102 #if defined(__sgi) && !defined(IPFILTER_LKM) 103 # ifdef __STDC__ 104 # define IPL_EXTERN(ep) ipfilter##ep 105 # else 106 # define IPL_EXTERN(ep) ipfilter/**/ep 107 # endif 108 #else 109 # ifdef __STDC__ 110 # define IPL_EXTERN(ep) ipl##ep 111 # else 112 # define IPL_EXTERN(ep) ipl/**/ep 113 # endif 114 #endif 115 116 /* 117 * This is a workaround for <sys/uio.h> troubles on FreeBSD and OpenBSD. 118 */ 119 #ifndef linux 120 # ifndef _KERNEL 121 # define ADD_KERNEL 122 # define _KERNEL 123 # define KERNEL 124 # endif 125 # ifdef __OpenBSD__ 126 struct file; 127 # endif 128 # include <sys/uio.h> 129 # ifdef ADD_KERNEL 130 # undef _KERNEL 131 # undef KERNEL 132 # endif 133 #endif 134 135 #if defined(__NetBSD_Version__) 136 # define NETBSD_GE_REV(x) (__NetBSD_Version__ >= (x)) 137 # define NETBSD_GT_REV(x) (__NetBSD_Version__ > (x)) 138 # define NETBSD_LT_REV(x) (__NetBSD_Version__ < (x)) 139 #else 140 # define NETBSD_GE_REV(x) 0 141 # define NETBSD_GT_REV(x) 0 142 # define NETBSD_LT_REV(x) 0 143 #endif 144 145 #if defined(__FreeBSD_version) 146 # define FREEBSD_GE_REV(x) (__FreeBSD_version >= (x)) 147 # define FREEBSD_GT_REV(x) (__FreeBSD_version > (x)) 148 # define FREEBSD_LT_REV(x) (__FreeBSD_version < (x)) 149 #else 150 # define FREEBSD_GE_REV(x) 0 151 # define FREEBSD_GT_REV(x) 0 152 # define FREEBSD_LT_REV(x) 0 153 #endif 154 155 #if defined(_BSDI_VERSION) 156 # define BSDOS_GE_REV(x) (_BSDI_VERSION >= (x)) 157 # define BSDOS_GT_REV(x) (_BSDI_VERSION > (x)) 158 # define BSDOS_LT_REV(x) (_BSDI_VERSION < (x)) 159 #else 160 # define BSDOS_GE_REV(x) 0 161 # define BSDOS_GT_REV(x) 0 162 # define BSDOS_LT_REV(x) 0 163 #endif 164 165 #if defined(OpenBSD) 166 # define OPENBSD_GE_REV(x) (OpenBSD >= (x)) 167 # define OPENBSD_GT_REV(x) (OpenBSD > (x)) 168 # define OPENBSD_LT_REV(x) (OpenBSD < (x)) 169 #else 170 # define OPENBSD_GE_REV(x) 0 171 # define OPENBSD_GT_REV(x) 0 172 # define OPENBSD_LT_REV(x) 0 173 #endif 174 175 #if defined(BSD) 176 # define BSD_GE_YEAR(x) (BSD >= (x)) 177 # define BSD_GT_YEAR(x) (BSD > (x)) 178 # define BSD_LT_YEAR(x) (BSD < (x)) 179 #else 180 # define BSD_GE_YEAR(x) 0 181 # define BSD_GT_YEAR(x) 0 182 # define BSD_LT_YEAR(x) 0 183 #endif 184 185 186 /* ----------------------------------------------------------------------- */ 187 /* S O L A R I S */ 188 /* ----------------------------------------------------------------------- */ 189 #if SOLARIS 190 # define MENTAT 1 191 # include <sys/cmn_err.h> 192 # include <sys/isa_defs.h> 193 # include <sys/stream.h> 194 # include <sys/ioccom.h> 195 # include <sys/sysmacros.h> 196 # include <sys/kmem.h> 197 # if SOLARIS2 >= 10 198 # include <sys/procset.h> 199 # include <sys/proc.h> 200 # include <sys/devops.h> 201 # include <sys/ddi_impldefs.h> 202 # include <sys/sdt.h> 203 # endif 204 /* 205 * because Solaris 2 defines these in two places :-/ 206 */ 207 # ifndef _KERNEL 208 # define ADD_KERNEL 209 # define _KERNEL 210 # undef RES_INIT 211 # endif /* _KERNEL */ 212 213 # if SOLARIS2 >= 8 214 # include <netinet/ip6.h> 215 # include <netinet/icmp6.h> 216 # endif 217 218 # include <inet/common.h> 219 /* These 5 are defined in <inet/ip.h> and <netinet/ip.h> */ 220 # undef IPOPT_EOL 221 # undef IPOPT_NOP 222 # undef IPOPT_LSRR 223 # undef IPOPT_RR 224 # undef IPOPT_SSRR 225 # ifdef i386 226 # define _SYS_PROMIF_H 227 # endif 228 # ifdef ADD_KERNEL 229 # undef _KERNEL 230 # endif 231 # include <inet/mib2.h> 232 # include <inet/ip.h> 233 # undef COPYOUT 234 # if !defined(_SYS_NETI_H) 235 # include <inet/ip_ire.h> 236 # endif 237 # if SOLARIS2 >= 8 238 239 # include <inet/ip_if.h> 240 # define ipif_local_addr ipif_lcl_addr 241 /* Only defined in private include file */ 242 # ifndef V4_PART_OF_V6 243 # define V4_PART_OF_V6(v6) v6.s6_addr32[3] 244 # endif 245 struct ip6_ext { 246 u_char ip6e_nxt; 247 u_char ip6e_len; 248 }; 249 # endif /* SOLARIS2 >= 8 */ 250 251 # if SOLARIS2 >= 6 252 # include <sys/atomic.h> 253 typedef uint8_t u_int8_t; 254 typedef uint32_t u_32_t; 255 # else 256 typedef unsigned char u_int8_t; 257 typedef unsigned int u_32_t; 258 # endif 259 # define U_32_T 1 260 # if SOLARIS2 >= 7 261 # define USE_QUAD_T 1 262 # define U_QUAD_T uint64_t 263 # define QUAD_T int64_t 264 # endif 265 266 # ifdef _KERNEL 267 # define NEED_LOCAL_RAND 1 268 # define KRWLOCK_T krwlock_t 269 # define KMUTEX_T kmutex_t 270 # if !defined(FW_HOOKS) 271 # include "qif.h" 272 # include "pfil.h" 273 # endif 274 # if SOLARIS2 >= 6 275 # if SOLARIS2 == 6 276 # define ATOMIC_INCL(x) atomic_add_long((uint32_t*)&(x), 1) 277 # define ATOMIC_DECL(x) atomic_add_long((uint32_t*)&(x), -1) 278 # else 279 # define ATOMIC_INCL(x) atomic_add_long(&(x), 1) 280 # define ATOMIC_DECL(x) atomic_add_long(&(x), -1) 281 # endif /* SOLARIS2 == 6 */ 282 # define ATOMIC_INC64(x) atomic_add_64((uint64_t*)&(x), 1) 283 # define ATOMIC_INC32(x) atomic_add_32((uint32_t*)&(x), 1) 284 # define ATOMIC_DEC64(x) atomic_add_64((uint64_t*)&(x), -1) 285 # define ATOMIC_DEC32(x) atomic_add_32((uint32_t*)&(x), -1) 286 # else 287 # define ATOMIC_INC(x) { mutex_enter(&softc->ipf_rw); (x)++; \ 288 mutex_exit(&softc->ipf_rw); } 289 # define ATOMIC_DEC(x) { mutex_enter(&softc->ipf_rw); (x)--; \ 290 mutex_exit(&softc->ipf_rw); } 291 # endif /* SOLARIS2 >= 6 */ 292 # define USE_MUTEXES 293 # define MUTEX_ENTER(x) mutex_enter(&(x)->ipf_lk) 294 # define READ_ENTER(x) rw_enter(&(x)->ipf_lk, RW_READER) 295 # define WRITE_ENTER(x) rw_enter(&(x)->ipf_lk, RW_WRITER) 296 # define MUTEX_DOWNGRADE(x) rw_downgrade(&(x)->ipf_lk) 297 # define RWLOCK_INIT(x, y) rw_init(&(x)->ipf_lk, (y), \ 298 RW_DRIVER, NULL) 299 # define RWLOCK_EXIT(x) rw_exit(&(x)->ipf_lk) 300 # define RW_DESTROY(x) rw_destroy(&(x)->ipf_lk) 301 # define MUTEX_INIT(x, y) mutex_init(&(x)->ipf_lk, (y), \ 302 MUTEX_DRIVER, NULL) 303 # define MUTEX_DESTROY(x) mutex_destroy(&(x)->ipf_lk) 304 # define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 305 # define MUTEX_EXIT(x) mutex_exit(&(x)->ipf_lk) 306 # define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c)) 307 # define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c)) 308 # define BCOPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c)) 309 # define BCOPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c)) 310 # define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d) 311 # define KFREE(x) kmem_free((char *)(x), sizeof(*(x))) 312 # define KFREES(x,s) kmem_free((char *)(x), (s)) 313 # define SPL_SCHED(x) ; 314 # define SPL_NET(x) ; 315 # define SPL_IMP(x) ; 316 # undef SPL_X 317 # define SPL_X(x) ; 318 # ifdef sparc 319 # define ntohs(x) (x) 320 # define ntohl(x) (x) 321 # define htons(x) (x) 322 # define htonl(x) (x) 323 # endif /* sparc */ 324 # define KMALLOC(a,b) (a) = (b)kmem_alloc(sizeof(*(a)), KM_NOSLEEP) 325 # define KMALLOCS(a,b,c) (a) = (b)kmem_alloc((c), KM_NOSLEEP) 326 # define GET_MINOR(x) getminor(x) 327 extern void *get_unit(void *, char *, int); 328 # define GETIFP(n, v) get_unit(softc, n, v) 329 # if defined(INSTANCES) 330 # include <sys/hook.h> 331 # include <sys/neti.h> 332 typedef struct qpktinfo { 333 void *qpi_real; /* the real one on the STREAM */ 334 void *qpi_ill; /* COPIED */ 335 mblk_t *qpi_m; 336 queue_t *qpi_q; 337 void *qpi_data; /* where layer 3 header starts */ 338 size_t qpi_off; 339 int qpi_flags; /* COPIED */ 340 } qpktinfo_t; 341 342 #define QF_MULTICAST 0x0001 343 #define QF_BROADCAST 0x0002 344 345 typedef struct qifpkt { 346 struct qifpkt *qp_next; 347 char qp_ifname[LIFNAMSIZ]; 348 int qp_sap; 349 mblk_t *qp_mb; 350 int qp_inout; 351 } qifpkt_t; 352 353 # define COPYIFNAME(v, x,b) \ 354 do { \ 355 if ((v) == 4) { \ 356 net_getifname(softc->ipf_nd_v4, \ 357 (phy_if_t)x, b, \ 358 sizeof(b)); \ 359 } else { \ 360 net_getifname(softc->ipf_nd_v6, \ 361 (phy_if_t)x, b, \ 362 sizeof(b)); \ 363 } \ 364 } while (0) 365 # define GETIFMTU_4(x) net_getmtu(softc->ipf_nd_v4, (phy_if_t)x, 0) 366 # define GETIFMTU_6(x) net_getmtu(softc->ipf_nd_v6, (phy_if_t)x, 0) 367 # define GET_SOFTC(x) ipf_find_softc(x) 368 # else 369 # define FASTROUTE_RECURSION 1 370 # define GET_SOFTC(x) &ipfmain 371 # define GETIFMTU_4(x) ((qif_t *)x)->qf_max_frag 372 # define GETIFMTU_6(x) ((qif_t *)x)->qf_max_frag 373 # define IFNAME(x) ((qif_t *)x)->qf_name 374 # define COPYIFNAME(v, x, b) \ 375 (void) strncpy(b, ((qif_t *)x)->qf_name, \ 376 LIFNAMSIZ) 377 # endif 378 # define GETKTIME(x) uniqtime((struct timeval *)x) 379 # define MSGDSIZE(m) msgdsize(m) 380 # define M_LEN(m) ((m)->b_wptr - (m)->b_rptr) 381 # define M_ADJ(m,x) adjmsg(m, x) 382 # define M_COPY(x) dupmsg((x)) 383 # define MTOD(m,t) ((t)((m)->b_rptr)) 384 # define MTYPE(m) ((m)->b_datap->db_type) 385 # define FREE_MB_T(m) freemsg(m) 386 # define ALLOC_MB_T(m,l) (m) = allocmbt(l) 387 # define PREP_MB_T(f,m) ipf_prependmbt(f, m) 388 # define M_DUP(m) copymsg(m) 389 # define m_next b_cont 390 # define IPF_PANIC(x,y) if (x) { printf y; cmn_err(CE_PANIC, "ipf_panic"); } 391 typedef mblk_t mb_t; 392 extern void mb_copydata __P((mblk_t *, size_t, size_t, char *)); 393 extern void mb_copyback __P((mblk_t *, size_t, size_t, char *)); 394 # endif /* _KERNEL */ 395 396 # if (SOLARIS2 >= 7) 397 # ifdef lint 398 # define ALIGN32(ptr) (ptr ? 0L : 0L) 399 # define ALIGN16(ptr) (ptr ? 0L : 0L) 400 # else 401 # define ALIGN32(ptr) (ptr) 402 # define ALIGN16(ptr) (ptr) 403 # endif 404 # endif 405 406 # if SOLARIS2 < 6 407 typedef struct uio uio_t; 408 # endif 409 typedef int ioctlcmd_t; 410 411 # define OS_RECOGNISED 1 412 413 #endif /* SOLARIS */ 414 415 /* ----------------------------------------------------------------------- */ 416 /* H P U X */ 417 /* ----------------------------------------------------------------------- */ 418 #ifdef __hpux 419 # define MENTAT 1 420 # include <sys/sysmacros.h> 421 # include <sys/spinlock.h> 422 # include <sys/lock.h> 423 # include <sys/stream.h> 424 # ifdef USE_INET6 425 # include <netinet/if_ether.h> 426 # include <netinet/ip6.h> 427 # include <netinet/icmp6.h> 428 typedef struct ip6_hdr ip6_t; 429 # endif 430 431 # ifdef _KERNEL 432 # define FASTROUTE_RECURSION 1 433 # if (HPUXREV >= 1111) 434 # define IPL_SELECT 435 # ifdef IPL_SELECT 436 # include <machine/sys/user.h> 437 # include <sys/kthread_iface.h> 438 # define READ_COLLISION 0x01 439 440 typedef struct iplog_select_s { 441 kthread_t *read_waiter; 442 int state; 443 } iplog_select_t; 444 # endif 445 # endif 446 447 # define GETKTIME(x) uniqtime((struct timeval *)x) 448 449 # if HPUXREV == 1111 450 # include "kern_svcs.h" 451 # else 452 # include <sys/kern_svcs.h> 453 # endif 454 # undef ti_flags 455 # undef TCP_NODELAY 456 # undef TCP_MAXSEG 457 # include <sys/reg.h> 458 # include "../netinet/ip_info.h" 459 /* 460 * According to /usr/include/sys/spinlock.h on HP-UX 11.00, these functions 461 * are available. Attempting to use them actually results in unresolved 462 * symbols when it comes time to load the module. 463 * This has been fixed! Yipee! 464 */ 465 # if 1 466 # ifdef __LP64__ 467 # define ATOMIC_INCL(x) lock_and_incr_int64(&softc->ipf_rw.ipf_lk, &(x), 1) 468 # define ATOMIC_DECL(x) lock_and_incr_int64(&softc->ipf_rw.ipf_lk, &(x), -1) 469 # else 470 # define ATOMIC_INCL(x) lock_and_incr_int32(&softc->ipf_rw.ipf_lk, &(x), 1) 471 # define ATOMIC_DECL(x) lock_and_incr_int32(&softc->ipf_rw.ipf_lk, &(x), -1) 472 # endif 473 # define ATOMIC_INC64(x) lock_and_incr_int64(&softc->ipf_rw.ipf_lk, &(x), 1) 474 # define ATOMIC_INC32(x) lock_and_incr_int32(&softc->ipf_rw.ipf_lk, &(x), 1) 475 # define ATOMIC_DEC64(x) lock_and_incr_int64(&softc->ipf_rw.ipf_lk, &(x), -1) 476 # define ATOMIC_DEC32(x) lock_and_incr_int32(&softc->ipf_rw.ipf_lk, &(x), -1) 477 # else /* 0 */ 478 # define ATOMIC_INC64(x) { MUTEX_ENTER(&softc->ipf_rw); (x)++; \ 479 MUTEX_EXIT(&softc->ipf_rw); } 480 # define ATOMIC_DEC64(x) { MUTEX_ENTER(&softc->ipf_rw); (x)--; \ 481 MUTEX_EXIT(&softc->ipf_rw); } 482 # define ATOMIC_INC32(x) { MUTEX_ENTER(&softc->ipf_rw); (x)++; \ 483 MUTEX_EXIT(&softc->ipf_rw); } 484 # define ATOMIC_DEC32(x) { MUTEX_ENTER(&softc->ipf_rw); (x)--; \ 485 MUTEX_EXIT(&softc->ipf_rw); } 486 # define ATOMIC_INCL(x) { MUTEX_ENTER(&softc->ipf_rw); (x)++; \ 487 MUTEX_EXIT(&softc->ipf_rw); } 488 # define ATOMIC_DECL(x) { MUTEX_ENTER(&softc->ipf_rw); (x)--; \ 489 MUTEX_EXIT(&softc->ipf_rw); } 490 # define ATOMIC_INC(x) { MUTEX_ENTER(&softc->ipf_rw); (x)++; \ 491 MUTEX_EXIT(&softc->ipf_rw); } 492 # define ATOMIC_DEC(x) { MUTEX_ENTER(&softc->ipf_rw); (x)--; \ 493 MUTEX_EXIT(&softc->ipf_rw); } 494 # endif 495 # define ip_cksum ip_csuma 496 # define memcpy(a,b,c) bcopy((void *)b, (void *)a, c) 497 # define USE_MUTEXES 498 # define MUTEX_INIT(x, y) initlock(&(x)->ipf_lk, 0, 0, (y)) 499 # define MUTEX_ENTER(x) spinlock(&(x)->ipf_lk) 500 # define MUTEX_EXIT(x) spinunlock(&(x)->ipf_lk); 501 # define MUTEX_DESTROY(x) 502 # define MUTEX_NUKE(x) bzero((char *)(x), sizeof(*(x))) 503 # define KMUTEX_T lock_t 504 # define kmutex_t lock_t /* for pfil.h */ 505 # define krwlock_t lock_t /* for pfil.h */ 506 /* 507 * The read-write lock implementation in HP-UX 11.0 is crippled - it can 508 * only be used by threads working in a user context! 509 * This has been fixed! Yipee! (Or at least it does in 11.00, not 11.11..) 510 */ 511 # if HPUXREV < 1111 512 # define MUTEX_DOWNGRADE(x) lock_write_to_read(x) 513 # define KRWLOCK_T struct rw_lock 514 # define READ_ENTER(x) lock_read(&(x)->ipf_lk) 515 # define WRITE_ENTER(x) lock_write(&(x)->ipf_lk) 516 # if HPUXREV >= 1111 517 # define RWLOCK_INIT(x, y) rwlock_init4(&(x)->ipf_lk, 0, RWLCK_CANSLEEP, 0, y) 518 # else 519 # define RWLOCK_INIT(x, y) lock_init3(&(x)->ipf_lk, 0, 1, 0, 0, y) 520 # endif 521 # define RWLOCK_EXIT(x) lock_done(&(x)->ipf_lk) 522 # else 523 # define KRWLOCK_T lock_t 524 # define KMUTEX_T lock_t 525 # define READ_ENTER(x) MUTEX_ENTER(x) 526 # define WRITE_ENTER(x) MUTEX_ENTER(x) 527 # define MUTEX_DOWNGRADE(x) 528 # define RWLOCK_INIT(x, y) initlock(&(x)->ipf_lk, 0, 0, y) 529 # define RWLOCK_EXIT(x) MUTEX_EXIT(x) 530 # endif 531 # define RW_DESTROY(x) 532 # define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c)) 533 # define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c)) 534 # define SPL_SCHED(x) ; 535 # define SPL_NET(x) ; 536 # define SPL_IMP(x) ; 537 # undef SPL_X 538 # define SPL_X(x) ; 539 extern void *get_unit(char *, int); 540 # define GETIFP(n, v) get_unit(n, v) 541 # define GETIFMTU_4(x) ((ill_t *)x)->ill_mtu 542 # define GETIFMTU_6(x) ((ill_t *)x)->ill_mtu 543 # define IFNAME(x, b) ((ill_t *)x)->ill_name 544 # define COPYIFNAME(v, x, b) \ 545 (void) strncpy(b, ((qif_t *)x)->qf_name, \ 546 LIFNAMSIZ) 547 # define UIOMOVE(a,b,c,d) uiomove((void *)a,b,c,d) 548 # define SLEEP(id, n) { lock_t *_l = get_sleep_lock((void *)id); \ 549 sleep(id, PZERO+1); \ 550 spinunlock(_l); \ 551 } 552 # define WAKEUP(id,x) { lock_t *_l = get_sleep_lock((void *)id); \ 553 wakeup(id + x); \ 554 spinunlock(_l); \ 555 } 556 # define POLLWAKEUP(x) ; 557 # define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), M_IOSYS, M_NOWAIT) 558 # define KMALLOCS(a, b, c) (a) = (b)malloc((c), M_IOSYS, M_NOWAIT) 559 # define KFREE(x) kmem_free((char *)(x), sizeof(*(x))) 560 # define KFREES(x,s) kmem_free((char *)(x), (s)) 561 # define MSGDSIZE(m) msgdsize(m) 562 # define M_ADJ(m,x) adjmsg(m, x) 563 # define M_LEN(m) ((m)->b_wptr - (m)->b_rptr) 564 # define M_COPY(m) copymsg((m)) 565 # define M_DUP(m) dupmsg(m) 566 # define MTOD(m,t) ((t)((m)->b_rptr)) 567 # define MTYPE(m) ((m)->b_datap->db_type) 568 # define FREE_MB_T(m) freemsg(m) 569 # define m_next b_cont 570 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 571 typedef mblk_t mb_t; 572 573 # include "qif.h" 574 # include "pfil.h" 575 576 # else /* _KERNEL */ 577 578 typedef unsigned char uchar_t; 579 580 # ifndef _SYS_STREAM_INCLUDED 581 typedef char * mblk_t; 582 typedef void *queue_t; 583 typedef u_long ulong; 584 # endif 585 # include <netinet/ip_info.h> 586 587 # endif /* _KERNEL */ 588 589 # ifdef lint 590 # define ALIGN32(ptr) (ptr ? 0L : 0L) 591 # define ALIGN16(ptr) (ptr ? 0L : 0L) 592 # else 593 # define ALIGN32(ptr) (ptr) 594 # define ALIGN16(ptr) (ptr) 595 # endif 596 597 typedef struct uio uio_t; 598 typedef int ioctlcmd_t; 599 typedef int minor_t; 600 typedef unsigned int u_32_t; 601 # define U_32_T 1 602 603 # define OS_RECOGNISED 1 604 605 #endif /* __hpux */ 606 607 /* ----------------------------------------------------------------------- */ 608 /* I R I X */ 609 /* ----------------------------------------------------------------------- */ 610 #ifdef __sgi 611 # undef MENTAT 612 # if IRIX < 60500 613 typedef struct uio uio_t; 614 # endif 615 typedef int ioctlcmd_t; 616 typedef u_int32_t u_32_t; 617 # define U_32_T 1 618 619 # ifdef INET6 620 # define USE_INET6 621 # endif 622 623 # define hz HZ 624 # include <sys/ksynch.h> 625 # define IPF_LOCK_PL plhi 626 # include <sys/sema.h> 627 # undef kmutex_t 628 typedef struct { 629 lock_t *l; 630 int pl; 631 } kmutex_t; 632 633 # ifdef MUTEX_INIT 634 # define KMUTEX_T mutex_t 635 # else 636 # define KMUTEX_T kmutex_t 637 # define KRWLOCK_T kmutex_t 638 # endif 639 640 # ifdef _KERNEL 641 # define NEED_LOCAL_RAND 1 642 # define ATOMIC_INC(x) { MUTEX_ENTER(&softc->ipf_rw); \ 643 (x)++; MUTEX_EXIT(&softc->ipf_rw); } 644 # define ATOMIC_DEC(x) { MUTEX_ENTER(&softc->ipf_rw); \ 645 (x)--; MUTEX_EXIT(&softc->ipf_rw); } 646 # define USE_MUTEXES 647 # ifdef MUTEX_INIT 648 # include <sys/atomic_ops.h> 649 # define ATOMIC_INCL(x) atomicAddUlong(&(x), 1) 650 # define ATOMIC_INC64(x) atomicAddUint64(&(x), 1) 651 # define ATOMIC_INC32(x) atomicAddUint(&(x), 1) 652 # define ATOMIC_DECL(x) atomicAddUlong(&(x), -1) 653 # define ATOMIC_DEC64(x) atomicAddUint64(&(x), -1) 654 # define ATOMIC_DEC32(x) atomicAddUint(&(x), -1) 655 # undef MUTEX_INIT 656 # define MUTEX_INIT(x, y) mutex_init(&(x)->ipf_lk, \ 657 MUTEX_DEFAULT, y) 658 # undef MUTEX_ENTER 659 # define MUTEX_ENTER(x) mutex_lock(&(x)->ipf_lk, 0) 660 # undef MUTEX_EXIT 661 # define MUTEX_EXIT(x) mutex_unlock(&(x)->ipf_lk) 662 # undef MUTEX_DESTROY 663 # define MUTEX_DESTROY(x) mutex_destroy(&(x)->ipf_lk) 664 # define MUTEX_DOWNGRADE(x) mrdemote(&(x)->ipf_lk) 665 # define KRWLOCK_T mrlock_t 666 # define RWLOCK_INIT(x, y) mrinit(&(x)->ipf_lk, y) 667 # undef RW_DESTROY 668 # define RW_DESTROY(x) mrfree(&(x)->ipf_lk) 669 # define READ_ENTER(x) RW_RDLOCK(&(x)->ipf_lk) 670 # define WRITE_ENTER(x) RW_WRLOCK(&(x)->ipf_lk) 671 # define RWLOCK_EXIT(x) RW_UNLOCK(&(x)->ipf_lk) 672 # else 673 # define READ_ENTER(x) MUTEX_ENTER(&(x)->ipf_lk) 674 # define WRITE_ENTER(x) MUTEX_ENTER(&(x)->ipf_lk) 675 # define MUTEX_DOWNGRADE(x) ; 676 # define RWLOCK_EXIT(x) MUTEX_EXIT(&(x)->ipf_lk) 677 # define MUTEX_EXIT(x) UNLOCK((x)->ipf_lk.l, (x)->ipf_lk.pl); 678 # define MUTEX_INIT(x,y) (x)->ipf_lk.l = LOCK_ALLOC((uchar_t)-1, IPF_LOCK_PL, (lkinfo_t *)-1, KM_NOSLEEP) 679 # define MUTEX_DESTROY(x) LOCK_DEALLOC((x)->ipf_lk.l) 680 # define MUTEX_ENTER(x) (x)->ipf_lk.pl = LOCK((x)->ipf_lk.l, \ 681 IPF_LOCK_PL); 682 # endif 683 # define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 684 # define FREE_MB_T(m) m_freem(m) 685 # define MTOD(m,t) mtod(m,t) 686 # define COPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 687 # define COPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 688 # define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d) 689 # define SLEEP(id, n) sleep((id), PZERO+1) 690 # define WAKEUP(id,x) wakeup(id+x) 691 # define POLLWAKEUP(x) ; 692 # define KFREE(x) kmem_free((char *)(x), sizeof(*(x))) 693 # define KFREES(x,s) kmem_free((char *)(x), (s)) 694 # define GETIFP(n,v) ifunit(n) 695 # define GETIFMTU_4(x) ((struct ifnet *)x)->if_mtu 696 # define GETIFMTU_6(x) ((struct ifnet *)x)->if_mtu 697 # include <sys/kmem.h> 698 # include <sys/ddi.h> 699 # define KMALLOC(a,b) (a) = (b)kmem_alloc(sizeof(*(a)), KM_NOSLEEP) 700 # define KMALLOCS(a,b,c) (a) = (b)kmem_alloc((c), KM_NOSLEEP) 701 # define GET_MINOR(x) getminor(x) 702 # define USE_SPL 1 703 # define SPL_IMP(x) (x) = splimp() 704 # define SPL_NET(x) (x) = splnet() 705 # define SPL_SCHED(x) (x) = splsched() 706 # define SPL_X(x) (void) splx(x) 707 extern void m_copydata(struct mbuf *, int, int, void *); 708 extern void m_copyback(struct mbuf *, int, int, void *); 709 # define M_ADJ(m,x) m_adj(m, x) 710 # define M_LEN(x) (x)->m_len 711 # define M_COPY(m) m_copy((m), 0, M_COPYALL) 712 # define GETKTIME(x) microtime((struct timeval *)x) 713 # define IFNAME(x) ((struct ifnet *)x)->if_name 714 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 715 typedef struct mbuf mb_t; 716 # else 717 # undef RW_DESTROY 718 # undef MUTEX_INIT 719 # undef MUTEX_DESTROY 720 # endif /* _KERNEL */ 721 722 # define OS_RECOGNISED 1 723 724 #endif /* __sgi */ 725 726 /* ----------------------------------------------------------------------- */ 727 /* T R U 6 4 */ 728 /* ----------------------------------------------------------------------- */ 729 #ifdef __osf__ 730 # undef MENTAT 731 732 # include <kern/lock.h> 733 # include <sys/sysmacros.h> 734 735 # ifdef _KERNEL 736 # define NEED_LOCAL_RAND 1 737 # define KMUTEX_T simple_lock_data_t 738 # define KRWLOCK_T lock_data_t 739 # include <net/net_globals.h> 740 # define USE_MUTEXES 741 # define READ_ENTER(x) lock_read(&(x)->ipf_lk) 742 # define WRITE_ENTER(x) lock_write(&(x)->ipf_lk) 743 # define MUTEX_DOWNGRADE(x) lock_write_to_read(&(x)->ipf_lk) 744 # define RWLOCK_INIT(x, y) lock_init(&(x)->ipf_lk, TRUE) 745 # define RWLOCK_EXIT(x) lock_done(&(x)->ipf_lk) 746 # define RW_DESTROY(x) lock_terminate(&(x)->ipf_lk) 747 # define MUTEX_ENTER(x) simple_lock(&(x)->ipf_lk) 748 # define MUTEX_INIT(x, y) simple_lock_init(&(x)->ipf_lk) 749 # define MUTEX_DESTROY(x) simple_lock_terminate(&(x)->ipf_lk) 750 # define MUTEX_EXIT(x) simple_unlock(&(x)->ipf_lk) 751 # define MUTEX_NUKE(x) bzero(x, sizeof(*(x))) 752 # define ATOMIC_INC64(x) atomic_incq((uint64_t*)&(x)) 753 # define ATOMIC_DEC64(x) atomic_decq((uint64_t*)&(x)) 754 # define ATOMIC_INC32(x) atomic_incl((uint32_t*)&(x)) 755 # define ATOMIC_DEC32(x) atomic_decl((uint32_t*)&(x)) 756 # define ATOMIC_INCL(x) atomic_incl((uint32_t*)&(x)) 757 # define ATOMIC_DECL(x) atomic_decl((uint32_t*)&(x)) 758 # define ATOMIC_INC(x) { simple_lock(&softc->ipf_rw); (x)++; \ 759 simple_unlock(&softc->ipf_rw); } 760 # define ATOMIC_DEC(x) { simple_lock(&softc->ipf_rw); (x)--; \ 761 simple_unlock(&softc->ipf_rw); } 762 # define SPL_SCHED(x) ; 763 # define SPL_NET(x) ; 764 # define SPL_IMP(x) ; 765 # undef SPL_X 766 # define SPL_X(x) ; 767 # define UIOMOVE(a,b,c,d) uiomove((void *)a, b, d) 768 # define FREE_MB_T(m) m_freem(m) 769 # define MTOD(m,t) mtod(m,t) 770 # define GETIFP(n, v) ifunit(n) 771 # define GETIFMTU_4(x) ((struct ifnet *)x)->if_mtu 772 # define GETIFMTU_6(x) ((struct ifnet *)x)->if_mtu 773 # define GET_MINOR getminor 774 # define WAKEUP(id,x) wakeup(id + x) 775 # define POLLWAKEUP(x) ; 776 # define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c)) 777 # define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c)) 778 # define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), M_PFILT, M_NOWAIT) 779 # define KMALLOCS(a, b, c) (a) = (b)malloc((c), M_PFILT, \ 780 ((c) > 4096) ? M_WAITOK : M_NOWAIT) 781 # define KFREE(x) FREE((x), M_PFILT) 782 # define KFREES(x,s) FREE((x), M_PFILT) 783 # define MSGDSIZE(m) mbufchainlen(m) 784 # define M_LEN(m) (m)->m_len 785 # define M_ADJ(m,x) m_adj(m, x) 786 # define M_COPY(m) m_copy((m), 0, M_COPYALL) 787 # define M_DUP(m) m_copy((m), 0, M_COPYALL) 788 # define GETKTIME(x) microtime((struct timeval *)x) 789 # define IFNAME(x) ((struct ifnet *)x)->if_name 790 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 791 # define selinfo sel_queue 792 typedef struct mbuf mb_t; 793 # endif /* _KERNEL */ 794 795 # if (defined(_KERNEL) || defined(_NO_BITFIELDS) || (__STDC__ == 1)) 796 # define IP_V(x) ((x)->ip_vhl >> 4) 797 # define IP_HL(x) ((x)->ip_vhl & 0xf) 798 # define IP_V_A(x,y) (x)->ip_vhl |= (((y) << 4) & 0xf0) 799 # define IP_HL_A(x,y) (x)->ip_vhl |= ((y) & 0xf) 800 # define TCP_X2(x) ((x)->th_xoff & 0xf) 801 # define TCP_X2_A(x,y) (x)->th_xoff |= ((y) & 0xf) 802 # define TCP_OFF(x) ((x)->th_xoff >> 4) 803 # define TCP_OFF_A(x,y) (x)->th_xoff |= (((y) << 4) & 0xf0) 804 # endif 805 # if TRU64 <= 1885 806 # define ip6_vfc ip6_vcf 807 # endif 808 809 /* 810 * These are from's Solaris' #defines for little endian. 811 */ 812 #define IP6F_MORE_FRAG 0x0100 813 #define IP6F_RESERVED_MASK 0x0600 814 #define IP6F_OFF_MASK 0xf8ff 815 816 struct ip6_ext { 817 u_char ip6e_nxt; 818 u_char ip6e_len; 819 }; 820 821 typedef int ioctlcmd_t; 822 /* 823 * Really, any arch where sizeof(long) != sizeof(int). 824 */ 825 typedef unsigned int u_32_t; 826 # define U_32_T 1 827 828 # define OS_RECOGNISED 1 829 #endif /* __osf__ */ 830 831 /* ----------------------------------------------------------------------- */ 832 /* N E T B S D */ 833 /* ----------------------------------------------------------------------- */ 834 #ifdef __NetBSD__ 835 # define HAS_SYS_MD5_H 1 836 # if (NetBSD >= 199905) && !defined(IPFILTER_LKM) && defined(_KERNEL) 837 # if (__NetBSD_Version__ < 399001400) 838 # include "opt_ipfilter_log.h" 839 # else 840 # if (__NetBSD_Version__ >= 799003000) 841 # if defined(_KERNEL_OPT) 842 # include "opt_ipfilter.h" 843 # endif 844 # else 845 # include "opt_ipfilter.h" 846 # endif 847 # endif 848 # endif 849 # if defined(_KERNEL) 850 # include <sys/systm.h> 851 # include <sys/malloc.h> 852 # if (__NetBSD_Version__ > 500000000) 853 # include <sys/kauth.h> 854 # endif 855 # else 856 # include <stddef.h> 857 # include <stdbool.h> 858 # endif 859 # if defined(_KERNEL) && !defined(IPFILTER_LKM) 860 # if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 599002300) 861 # define NBPFILTER 1 862 # else 863 # include "bpfilter.h" 864 # endif 865 # if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 104110000) 866 # if (__NetBSD_Version__ >= 799003000) 867 # if defined(_KERNEL_OPT) 868 # include "opt_inet.h" 869 # endif 870 # else 871 # include "opt_inet.h" 872 # endif 873 # endif 874 # ifdef INET6 875 # define USE_INET6 876 # endif 877 # if (__NetBSD_Version__ >= 105000000) 878 # define HAVE_M_PULLDOWN 1 879 # endif 880 # endif 881 882 #ifndef _KERNEL 883 # define ipf_random arc4random 884 #endif 885 886 # if (__NetBSD_Version__ >= 499000000) 887 # ifdef _KERNEL 888 # include <sys/rwlock.h> 889 # define USE_MUTEXES 1 890 # define KMUTEX_T kmutex_t 891 # define KRWLOCK_T krwlock_t 892 # define MUTEX_DESTROY(x) mutex_destroy(&(x)->ipf_lk) 893 # define MUTEX_DOWNGRADE(x) rw_downgrade(&(x)->ipf_lk) 894 # define MUTEX_ENTER(x) mutex_enter(&(x)->ipf_lk) 895 # define MUTEX_EXIT(x) mutex_exit(&(x)->ipf_lk) 896 # define MUTEX_INIT(x,y) mutex_init(&(x)->ipf_lk, MUTEX_DRIVER,\ 897 IPL_SOFTNET) 898 # define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 899 # define READ_ENTER(x) rw_enter(&(x)->ipf_lk, RW_READER) 900 # define RWLOCK_INIT(x, y) rw_init(&(x)->ipf_lk) 901 # define RWLOCK_EXIT(x) rw_exit(&(x)->ipf_lk) 902 # define RW_DESTROY(x) rw_destroy(&(x)->ipf_lk) 903 # define WRITE_ENTER(x) rw_enter(&(x)->ipf_lk, RW_WRITER) 904 # define SPL_SCHED(x) ; 905 # define SPL_NET(x) ; 906 # define SPL_IMP(x) ; 907 # define SPL_X(x) ; 908 # endif 909 # endif 910 911 #if (__NetBSD_Version__ >= 699000000) 912 # define HAVE_RBTREE 1 913 #endif 914 915 # ifdef _KERNEL 916 # include <sys/cprng.h> 917 # if (__NetBSD_Version__ >= 399001400) 918 # include <sys/selinfo.h> /* Not in NetBSD 3.1 */ 919 # define PROC_T struct lwp 920 # define KFREE(a) free((a), _M_IPF) 921 # define KFREES(a, b) free((a), _M_IPF) 922 # define KMALLOC(a, b) (a) = (b)malloc(sizeof (*(a)), \ 923 _M_IPF, M_NOWAIT) 924 # define KMALLOCS(a, b, c) (a) = (b)malloc((c), _M_IPF, M_NOWAIT) 925 # else 926 # define PROC_T struct proc 927 # endif 928 # define MSGDSIZE(m) mbufchainlen(m) 929 # define M_LEN(m) (m)->m_len 930 # define M_ADJ(m,x) m_adj(m, x) 931 # define M_COPY(x) m_copy((x), 0, M_COPYALL) 932 # define GETKTIME(x) microtime((struct timeval *)x) 933 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 934 # define COPYIN(a,b,c) copyin((void *)(a), (void *)(b), (c)) 935 # define COPYOUT(a,b,c) copyout((void *)(a), (void *)(b), (c)) 936 # define BCOPYIN(a,b,c) (bcopy((void *)(a), (void *)(b), (c)), 0) 937 # define BCOPYOUT(a,b,c) (bcopy((void *)(a), (void *)(b), (c)), 0) 938 # if (defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 499004900)) 939 # define POLLWAKEUP(x) selnotify(softc->ipf_selwait+x, 0, 0) 940 # endif 941 # define ASSERT(x) KASSERT(x) 942 typedef struct mbuf mb_t; 943 # endif /* _KERNEL */ 944 # if (NetBSD <= 1991011) && (NetBSD >= 199606) 945 # define IFNAME(x) ((struct ifnet *)x)->if_xname 946 # define COPYIFNAME(v, x, b) \ 947 (void) strncpy(b, \ 948 ((struct ifnet *)x)->if_xname, \ 949 LIFNAMSIZ) 950 # else 951 # define IFNAME(x) ((struct ifnet *)x)->if_name 952 # endif 953 typedef struct uio uio_t; 954 typedef u_long ioctlcmd_t; 955 typedef int minor_t; 956 typedef u_int32_t u_32_t; 957 # define U_32_T 1 958 959 # define OS_RECOGNISED 1 960 #endif /* __NetBSD__ */ 961 962 963 /* ----------------------------------------------------------------------- */ 964 /* F R E E B S D */ 965 /* ----------------------------------------------------------------------- */ 966 #ifdef __FreeBSD__ 967 # if (__FreeBSD_version < 400000) 968 # define NEED_LOCAL_RAND 1 969 # endif 970 # if defined(_KERNEL) 971 # if (__FreeBSD_version >= 500000) 972 # include "opt_bpf.h" 973 # endif 974 # if defined(__FreeBSD_version) && (__FreeBSD_version >= 500000) 975 # include "opt_inet6.h" 976 # endif 977 # if defined(INET6) && !defined(USE_INET6) 978 # define USE_INET6 979 # endif 980 # endif 981 982 # if defined(_KERNEL) 983 # include <netinet/ip_var.h> 984 # if (__FreeBSD_version >= 500024) 985 # if (__FreeBSD_version >= 500043) 986 # define p_cred td_ucred 987 # define p_uid td_ucred->cr_ruid 988 # else 989 # define p_cred t_proc->p_cred 990 # define p_uid t_proc->p_cred->p_ruid 991 # endif 992 # else 993 # define p_uid p_cred->p_ruid 994 # endif /* __FreeBSD_version >= 500024 */ 995 996 # if (__FreeBSD_version >= 400000) 997 /* 998 * When #define'd, the 5.2.1 kernel panics when used with the ftp proxy. 999 * There may be other, safe, kernels but this is not extensively tested yet. 1000 */ 1001 # define HAVE_M_PULLDOWN 1002 # endif 1003 # if !defined(IPFILTER_LKM) && (__FreeBSD_version >= 300000) 1004 # include "opt_ipfilter.h" 1005 # endif 1006 # define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c)) 1007 # define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c)) 1008 1009 # if (__FreeBSD_version >= 500043) 1010 # define NETBSD_PF 1011 # endif 1012 # else 1013 # include <inttypes.h> 1014 # endif /* _KERNEL */ 1015 1016 # if (__FreeBSD_version >= 700000) 1017 # include <sys/selinfo.h> 1018 # endif 1019 # if (__FreeBSD_version >= 500043) 1020 # include <sys/mutex.h> 1021 # if (__FreeBSD_version >= 700014) 1022 # define KRWLOCK_FILL_SZ 36 1023 # define KMUTEX_FILL_SZ 24 1024 # include <sys/rwlock.h> 1025 # ifdef _KERNEL 1026 # define KMUTEX_T struct mtx 1027 # define KRWLOCK_T struct rwlock 1028 # define READ_ENTER(x) rw_rlock(&(x)->ipf_lk) 1029 # define WRITE_ENTER(x) rw_wlock(&(x)->ipf_lk) 1030 # define MUTEX_DOWNGRADE(x) rw_downgrade(&(x)->ipf_lk) 1031 # define RWLOCK_INIT(x,y) rw_init(&(x)->ipf_lk, (y)) 1032 # define RW_DESTROY(x) rw_destroy(&(x)->ipf_lk) 1033 # define RWLOCK_EXIT(x) do { \ 1034 if (rw_wowned(&(x)->ipf_lk)) \ 1035 rw_wunlock(&(x)->ipf_lk); \ 1036 else \ 1037 rw_runlock(&(x)->ipf_lk); \ 1038 } while (0) 1039 # endif 1040 # else 1041 # include <sys/sx.h> 1042 /* 1043 * Whilst the sx(9) locks on FreeBSD have the right semantics and interface 1044 * for what we want to use them for, despite testing showing they work - 1045 * with a WITNESS kernel, it generates LOR messages. 1046 */ 1047 # if (__FreeBSD_version < 700000) 1048 # ifdef _KERNEL 1049 # define KMUTEX_T struct mtx 1050 # define KRWLOCK_T struct mtx 1051 # define READ_ENTER(x) mtx_lock(&(x)->ipf_lk) 1052 # define WRITE_ENTER(x) mtx_lock(&(x)->ipf_lk) 1053 # define RWLOCK_EXIT(x) mtx_unlock(&(x)->ipf_lk) 1054 # define MUTEX_DOWNGRADE(x) ; 1055 # define RWLOCK_INIT(x,y) mtx_init(&(x)->ipf_lk, (y), NULL,\ 1056 MTX_DEF) 1057 # define RW_DESTROY(x) mtx_destroy(&(x)->ipf_lk) 1058 # endif 1059 # else 1060 # ifdef _KERNEL 1061 # define KRWLOCK_T struct sx 1062 # define KMUTEX_T struct mtx 1063 # define READ_ENTER(x) sx_slock(&(x)->ipf_lk) 1064 # define WRITE_ENTER(x) sx_xlock(&(x)->ipf_lk) 1065 # define MUTEX_DOWNGRADE(x) sx_downgrade(&(x)->ipf_lk) 1066 # define RWLOCK_INIT(x, y) sx_init(&(x)->ipf_lk, (y)) 1067 # define RW_DESTROY(x) sx_destroy(&(x)->ipf_lk) 1068 # ifdef sx_unlock 1069 # define RWLOCK_EXIT(x) sx_unlock(&(x)->ipf_lk) 1070 # else 1071 # define RWLOCK_EXIT(x) do { \ 1072 if ((x)->ipf_lk.sx_cnt < 0) \ 1073 sx_xunlock(&(x)->ipf_lk); \ 1074 else \ 1075 sx_sunlock(&(x)->ipf_lk); \ 1076 } while (0) 1077 # endif 1078 # endif 1079 # endif 1080 # endif 1081 # endif 1082 1083 # if (__FreeBSD_version >= 501113) 1084 # include <net/if_var.h> 1085 # define IFNAME(x) ((struct ifnet *)x)->if_xname 1086 # define COPYIFNAME(v, x, b) \ 1087 (void) strncpy(b, \ 1088 ((struct ifnet *)x)->if_xname, \ 1089 LIFNAMSIZ) 1090 # endif 1091 # if (__FreeBSD_version >= 500043) 1092 # else 1093 # define IFNAME(x) ((struct ifnet *)x)->if_name 1094 # endif 1095 1096 # ifdef _KERNEL 1097 # define GETKTIME(x) microtime((struct timeval *)x) 1098 1099 # if (__FreeBSD_version >= 500002) 1100 # include <netinet/in_systm.h> 1101 # include <netinet/ip.h> 1102 # include <machine/in_cksum.h> 1103 # endif 1104 1105 # if (__FreeBSD_version >= 500043) 1106 # define USE_MUTEXES 1107 # define MUTEX_ENTER(x) mtx_lock(&(x)->ipf_lk) 1108 # define MUTEX_EXIT(x) mtx_unlock(&(x)->ipf_lk) 1109 # define MUTEX_INIT(x,y) mtx_init(&(x)->ipf_lk, (y), NULL,\ 1110 MTX_DEF) 1111 # define MUTEX_DESTROY(x) mtx_destroy(&(x)->ipf_lk) 1112 # define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 1113 /* 1114 * Whilst the sx(9) locks on FreeBSD have the right semantics and interface 1115 * for what we want to use them for, despite testing showing they work - 1116 * with a WITNESS kernel, it generates LOR messages. 1117 */ 1118 # include <machine/atomic.h> 1119 # define ATOMIC_INC(x) { mtx_lock(&softc->ipf_rw.ipf_lk); (x)++; \ 1120 mtx_unlock(&softc->ipf_rw.ipf_lk); } 1121 # define ATOMIC_DEC(x) { mtx_lock(&softc->ipf_rw.ipf_lk); (x)--; \ 1122 mtx_unlock(&softc->ipf_rw.ipf_lk); } 1123 # define ATOMIC_INCL(x) atomic_add_long(&(x), 1) 1124 # define ATOMIC_INC64(x) ATOMIC_INC(x) 1125 # define ATOMIC_INC32(x) atomic_add_32((u_int *)&(x), 1) 1126 # define ATOMIC_DECL(x) atomic_add_long(&(x), -1) 1127 # define ATOMIC_DEC64(x) ATOMIC_DEC(x) 1128 # define ATOMIC_DEC32(x) atomic_add_32((u_int *)&(x), -1) 1129 # define SPL_X(x) ; 1130 # define SPL_NET(x) ; 1131 # define SPL_IMP(x) ; 1132 # define SPL_SCHED(x) ; 1133 extern int in_cksum(struct mbuf *, int); 1134 # else 1135 # define SPL_SCHED(x) x = splhigh() 1136 # endif /* __FreeBSD_version >= 500043 */ 1137 # if (__FreeBSD_version >= 500024) 1138 # define GET_MINOR dev2unit 1139 # endif 1140 # define MSGDSIZE(m) mbufchainlen(m) 1141 # define M_LEN(m) (m)->m_len 1142 # define M_ADJ(m,x) m_adj(m, x) 1143 # define M_COPY(x) m_copy((x), 0, M_COPYALL) 1144 # define M_DUP(m) m_dup(m, M_NOWAIT) 1145 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 1146 typedef struct mbuf mb_t; 1147 # endif /* _KERNEL */ 1148 1149 # if __FreeBSD__ < 3 1150 # include <machine/spl.h> 1151 # else 1152 # if __FreeBSD__ == 3 1153 # if defined(IPFILTER_LKM) && !defined(ACTUALLY_LKM_NOT_KERNEL) 1154 # define ACTUALLY_LKM_NOT_KERNEL 1155 # endif 1156 # endif 1157 # endif 1158 1159 # if (__FreeBSD_version >= 300000) 1160 typedef u_long ioctlcmd_t; 1161 # else 1162 typedef int ioctlcmd_t; 1163 # endif 1164 typedef struct uio uio_t; 1165 typedef int minor_t; 1166 typedef u_int32_t u_32_t; 1167 # define U_32_T 1 1168 1169 # define OS_RECOGNISED 1 1170 #endif /* __FreeBSD__ */ 1171 1172 1173 /* ----------------------------------------------------------------------- */ 1174 /* O P E N B S D */ 1175 /* ----------------------------------------------------------------------- */ 1176 #ifdef __OpenBSD__ 1177 # ifdef INET6 1178 # define USE_INET6 1179 # endif 1180 1181 # ifdef _KERNEL 1182 # if !defined(IPFILTER_LKM) 1183 # include "bpfilter.h" 1184 # endif 1185 # if (OpenBSD >= 200311) 1186 # if defined(USE_INET6) 1187 # include "netinet6/in6_var.h" 1188 # include "netinet6/nd6.h" 1189 # endif 1190 # endif 1191 # if (OpenBSD >= 200012) 1192 # define HAVE_M_PULLDOWN 1 1193 # endif 1194 # define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c)) 1195 # define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c)) 1196 # define GETKTIME(x) microtime((struct timeval *)x) 1197 # define MSGDSIZE(m) mbufchainlen(m) 1198 # define M_LEN(m) (m)->m_len 1199 # define M_ADJ(m,x) m_adj(m, x) 1200 # define M_COPY(m) m_copy((m), 0, M_COPYALL) 1201 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 1202 typedef struct mbuf mb_t; 1203 # endif /* _KERNEL */ 1204 # if (OpenBSD >= 199603) 1205 # define IFNAME(x, b) ((struct ifnet *)x)->if_xname 1206 # define COPYIFNAME(v, x, b) \ 1207 (void) strncpy(b, \ 1208 ((struct ifnet *)x)->if_xname, \ 1209 LIFNAMSIZ) 1210 # else 1211 # define IFNAME(x) ((struct ifnet *)x)->if_name 1212 # endif 1213 typedef struct uio uio_t; 1214 typedef u_long ioctlcmd_t; 1215 typedef int minor_t; 1216 typedef u_int32_t u_32_t; 1217 # define U_32_T 1 1218 1219 # define OS_RECOGNISED 1 1220 #endif /* __OpenBSD__ */ 1221 1222 1223 /* ----------------------------------------------------------------------- */ 1224 /* B S D O S */ 1225 /* ----------------------------------------------------------------------- */ 1226 #ifdef _BSDI_VERSION 1227 # ifdef INET6 1228 # define USE_INET6 1229 # endif 1230 1231 # ifdef _KERNEL 1232 # define GETKTIME(x) microtime((struct timeval *)x) 1233 # define MSGDSIZE(m) mbufchainlen(m) 1234 # define M_LEN(m) (m)->m_len 1235 # define M_ADJ(m,x) m_adj(m, x) 1236 # define M_COPY(m) m_copy((m), 0, M_COPYALL) 1237 # define IFNAME(x) ((struct ifnet *)x)->if_name 1238 typedef struct mbuf mb_t; 1239 # endif /* _KERNEL */ 1240 1241 # if (_BSDI_VERSION >= 199701) 1242 typedef u_long ioctlcmd_t; 1243 # else 1244 typedef int ioctlcmd_t; 1245 # endif 1246 typedef u_int32_t u_32_t; 1247 # define U_32_T 1 1248 1249 #endif /* _BSDI_VERSION */ 1250 1251 1252 /* ----------------------------------------------------------------------- */ 1253 /* S U N O S 4 */ 1254 /* ----------------------------------------------------------------------- */ 1255 #if defined(sun) && !defined(OS_RECOGNISED) /* SunOS4 */ 1256 # ifdef _KERNEL 1257 # include <sys/kmem_alloc.h> 1258 # define GETKTIME(x) uniqtime((struct timeval *)x) 1259 # define MSGDSIZE(m) mbufchainlen(m) 1260 # define M_LEN(m) (m)->m_len 1261 # define M_ADJ(m,x) m_adj(m, x) 1262 # define M_COPY(m) m_copy((m), 0, M_COPYALL) 1263 # define IFNAME(x) ((struct ifnet *)x)->if_name 1264 # define GETIFP(n, v) ifunit(n, IFNAMSIZ) 1265 # define GETIFMTU_4(x) ((struct ifnet *)x)->if_mtu 1266 # define KFREE(x) kmem_free((char *)(x), sizeof(*(x))) 1267 # define KFREES(x,s) kmem_free((char *)(x), (s)) 1268 # define SLEEP(id, n) sleep((id), PZERO+1) 1269 # define WAKEUP(id,x) wakeup(id + x) 1270 # define POLLWAKEUP(x) ; 1271 # define UIOMOVE(a,b,c,d) uiomove((void *)a,b,c,d) 1272 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 1273 1274 extern void m_copydata(struct mbuf *, int, int, void *); 1275 extern void m_copyback(struct mbuf *, int, int, void *); 1276 1277 typedef struct mbuf mb_t; 1278 # endif 1279 1280 typedef struct uio uio_t; 1281 typedef int ioctlcmd_t; 1282 typedef int minor_t; 1283 typedef unsigned int u_32_t; 1284 # define U_32_T 1 1285 1286 # define OS_RECOGNISED 1 1287 1288 #endif /* SunOS 4 */ 1289 1290 /* ----------------------------------------------------------------------- */ 1291 /* L I N U X */ 1292 /* ----------------------------------------------------------------------- */ 1293 #if defined(linux) && !defined(OS_RECOGNISED) 1294 # include <linux/version.h> 1295 # if (LINUX >= 20600) && defined(_KERNEL) 1296 # define HDR_T_PRIVATE 1 1297 # endif 1298 # undef USE_INET6 1299 # ifdef USE_INET6 1300 struct ip6_ext { 1301 u_char ip6e_nxt; 1302 u_char ip6e_len; 1303 }; 1304 # endif 1305 1306 # ifdef _KERNEL 1307 # include <asm/byteorder.h> 1308 # ifdef __LITTLE_ENDIAN 1309 # define BIG_ENDIAN 0 1310 # define LITTLE_ENDIAN 1 1311 # define BYTE_ORDER LITTLE_ENDIAN 1312 # else 1313 # define BIG_ENDIAN 1 1314 # define LITTLE_ENDIAN 0 1315 # define BYTE_ORDER BIG_ENDIAN 1316 # endif 1317 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 1318 # define COPYIN(a,b,c) copy_from_user((caddr_t)(b), (caddr_t)(a), (c)) 1319 # define COPYOUT(a,b,c) copy_to_user((caddr_t)(b), (caddr_t)(a), (c)) 1320 # define FREE_MB_T(m) kfree_skb(m) 1321 # define GETKTIME(x) do_gettimeofday((struct timeval *)x) 1322 # define POLLWAKEUP(x) ; 1323 # ifdef wait_event_interruptible 1324 # define SLEEP(x,s) wait_event_interruptible((*(x##_linux)), 0) 1325 # else 1326 # define SLEEP(x,s) 0, interruptible_sleep_on(x##_linux) 1327 # endif 1328 # define WAKEUP(x,y) wake_up(x##_linux + y) 1329 # define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d) 1330 # define USE_MUTEXES 1331 # define KRWLOCK_T rwlock_t 1332 # define KMUTEX_T spinlock_t 1333 # define MUTEX_INIT(x,y) spin_lock_init(&(x)->ipf_lk) 1334 # define MUTEX_ENTER(x) spin_lock_bh(&(x)->ipf_lk) 1335 # define MUTEX_EXIT(x) spin_unlock_bh(&(x)->ipf_lk) 1336 # define MUTEX_DESTROY(x) do { } while (0) 1337 # define MUTEX_NUKE(x) bzero(&(x)->ipf_lk, sizeof((x)->ipf_lk)) 1338 # define READ_ENTER(x) ipf_read_enter(x) 1339 # define WRITE_ENTER(x) ipf_write_enter(x) 1340 # define RWLOCK_INIT(x,y) ipf_rw_init(x, y) 1341 # define RW_DESTROY(x) do { } while (0) 1342 # define RWLOCK_EXIT(x) ipf_rw_exit(x) 1343 # define MUTEX_DOWNGRADE(x) ipf_rw_downgrade(x) 1344 # define ATOMIC_INCL(x) atomic_long_inc((atomic_long_t *)&(x)) 1345 # define ATOMIC_DECL(x) atomic_long_dec((atomic_long_t *)&(x)) 1346 # define ATOMIC_INC32(x) atomic_inc((atomic_t *)&(x)) 1347 # define ATOMIC_DEC32(x) atomic_dec((atomic_t *)&(x)) 1348 # ifdef CONFIG_X86_32 1349 # define ATOMIC_INC64(x) do { MUTEX_ENTER(&softc->ipf_rw); \ 1350 (x)++; \ 1351 MUTEX_EXIT(&softc->ipf_rw); \ 1352 } while (0) 1353 # define ATOMIC_DEC64(x) do { MUTEX_ENTER(&softc->ipf_rw); \ 1354 (x)--; \ 1355 MUTEX_EXIT(&softc->ipf_rw); \ 1356 } while (0) 1357 # else 1358 # define ATOMIC_INC64(x) atomic64_inc((atomic64_t *)&(x)) 1359 # define ATOMIC_DEC64(x) atomic64_dec((atomic64_t *)&(x)) 1360 # endif 1361 # define U_QUAD_T u_int64_t 1362 # define QUAD_T int64_t 1363 # define SPL_SCHED(x) do { } while (0) 1364 # define SPL_IMP(x) do { } while (0) 1365 # define SPL_NET(x) do { } while (0) 1366 # define SPL_X(x) do { } while (0) 1367 # define IFNAME(x) ((struct net_device*)x)->name 1368 typedef struct sk_buff mb_t; 1369 extern void m_copydata(mb_t *, int, int, void *); 1370 extern void m_copyback(mb_t *, int, int, void *); 1371 extern void m_adj(mb_t *, int); 1372 extern mb_t *m_pullup(mb_t *, int); 1373 # define mbuf sk_buff 1374 1375 # define mtod(m, t) ((t)(m)->data) 1376 # define m_adj(m, x) skb_trim((m), (m)->len + (x)) 1377 # define m_data data 1378 # define m_len len 1379 # define m_next next 1380 # define M_COPY(m) skb_clone((m), in_interrupt() ? GFP_ATOMIC : \ 1381 GFP_KERNEL) 1382 # define MSGDSIZE(m) (m)->len 1383 # define M_LEN(m) (m)->len 1384 # define M_ADJ(m,x) m_adj(m, x) 1385 # define M_DUP(m) skb_copy((m), in_interrupt() ? GFP_ATOMIC : \ 1386 GFP_KERNEL) 1387 # define PREP_MB_T(f, m) do { \ 1388 (m)->next = *(f)->fin_mp; \ 1389 *(fin)->fin_mp = (m); \ 1390 (f)->fin_m = (m); \ 1391 } while (0) 1392 # define ALLOC_MB_T(m,l) (m) = alloc_skb((l), \ 1393 in_interrupt() ? GFP_ATOMIC : \ 1394 GFP_KERNEL) 1395 1396 # define splnet(x) ; 1397 # define printf printk 1398 # define bcopy(s,d,z) memmove(d, s, z) 1399 # define bzero(s,z) memset(s, 0, z) 1400 # define bcmp(a,b,z) memcmp(a, b, z) 1401 # if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23) 1402 # define ipf_random random32 1403 # define arc4random random32 1404 # else 1405 # include <linux/random.h> 1406 # define ipf_random get_random_int 1407 # define arc4random get_random_int 1408 # endif 1409 1410 # define ifnet net_device 1411 # define if_xname name 1412 # define if_unit ifindex 1413 1414 # define KMALLOC(x,t) (x) = (t)kmalloc(sizeof(*(x)), \ 1415 in_interrupt() ? GFP_ATOMIC : GFP_KERNEL) 1416 # define KFREE(x) kfree(x) 1417 # define KMALLOCS(x,t,s) (x) = (t)kmalloc((s), \ 1418 in_interrupt() ? GFP_ATOMIC : GFP_KERNEL) 1419 # define KFREES(x,s) kfree(x) 1420 1421 # if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23) 1422 # define f_uid f_owner.uid 1423 # define GETIFP(n,v) dev_get_by_name(&init_net, n) 1424 # else 1425 # define GETIFP(n,v) dev_get_by_name(n) 1426 # endif 1427 # define GETIFMTU_4(x) ((struct net_device *)x)->mtu 1428 # define GETIFMTU_6(x) ((struct net_device *)x)->mtu 1429 1430 # else 1431 # include <net/ethernet.h> 1432 1433 struct mbuf { 1434 }; 1435 1436 # ifndef _NET_ROUTE_H 1437 struct rtentry { 1438 }; 1439 # endif 1440 1441 struct ifnet { 1442 char if_xname[IFNAMSIZ]; 1443 int if_unit; 1444 int (* if_output)(struct ifnet *, struct mbuf *, struct sockaddr *, struct rtentry *); 1445 struct ifaddr *if_addrlist; 1446 }; 1447 # define IFNAME(x) ((struct ifnet *)x)->if_xname 1448 1449 # endif /* _KERNEL */ 1450 1451 # define COPYIFNAME(v, x, b) \ 1452 (void) strncpy(b, \ 1453 ((struct ifnet *)x)->if_xname, \ 1454 LIFNAMSIZ) 1455 1456 # include <linux/fs.h> 1457 # define FWRITE FMODE_WRITE 1458 # define FREAD FMODE_READ 1459 1460 # define __USE_MISC 1 1461 # define __FAVOR_BSD 1 1462 1463 typedef struct uio { 1464 struct iovec *uio_iov; 1465 void *uio_file; 1466 char *uio_buf; 1467 int uio_iovcnt; 1468 int uio_offset; 1469 size_t uio_resid; 1470 int uio_rw; 1471 } uio_t; 1472 1473 extern int uiomove(void *, size_t, int, struct uio *); 1474 1475 # define UIO_READ 1 1476 # define UIO_WRITE 2 1477 1478 # if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23)) && !defined(_KERNEL) 1479 typedef int fmode_t; 1480 # endif 1481 1482 typedef u_long ioctlcmd_t; 1483 typedef int minor_t; 1484 typedef u_int32_t u_32_t; 1485 # define U_32_T 1 1486 1487 # define OS_RECOGNISED 1 1488 1489 #endif 1490 1491 1492 /* ----------------------------------------------------------------------- */ 1493 /* A I X */ 1494 /* ----------------------------------------------------------------------- */ 1495 #if defined(_AIX51) 1496 # undef MENTAT 1497 1498 # include <sys/lock.h> 1499 # include <sys/sysmacros.h> 1500 1501 # ifdef _KERNEL 1502 # define rw_read_locked(x) 0 1503 # include <net/net_globals.h> 1504 # include <net/net_malloc.h> 1505 # define KMUTEX_T simple_lock_t 1506 # define KRWLOCK_T complex_lock_t 1507 # define USE_MUTEXES 1 1508 # define USE_SPL 1 1509 # define READ_ENTER(x) lock_read((x)->ipf_lk) 1510 # define WRITE_ENTER(x) lock_write((x)->ipf_lk) 1511 # define MUTEX_DOWNGRADE(x) lock_write_to_read((x)->ipf_lk) 1512 # define RWLOCK_INIT(x, y) lock_alloc(&(x)->ipf_lk, \ 1513 LOCK_ALLOC_PIN, \ 1514 (u_short)y, 0); \ 1515 lock_init((x)->ipf_lk, TRUE) 1516 # define RWLOCK_EXIT(x) lock_done((x)->ipf_lk) 1517 # define RW_DESTROY(x) lock_free(&(x)->ipf_lk) 1518 # define MUTEX_ENTER(x) simple_lock((x)->ipf_lk) 1519 # define MUTEX_INIT(x, y) lock_alloc(&(x)->ipf_lk, \ 1520 LOCK_ALLOC_PIN, \ 1521 (u_short)y, 0); \ 1522 simple_lock_init((x)->ipf_lk) 1523 # define MUTEX_DESTROY(x) lock_free(&(x)->ipf_lk) 1524 # define MUTEX_EXIT(x) simple_unlock((x)->ipf_lk) 1525 # define MUTEX_NUKE(x) bzero(&(x)->ipf_lk, sizeof((x)->ipf_lk)) 1526 # define ATOMIC_INC64(x) { MUTEX_ENTER(&softc->ipf_rw); (x)++; \ 1527 MUTEX_EXIT(&softc->ipf_rw); } 1528 # define ATOMIC_DEC64(x) { MUTEX_ENTER(&softc->ipf_rw); (x)--; \ 1529 MUTEX_EXIT(&softc->ipf_rw); } 1530 # define ATOMIC_INC32(x) { MUTEX_ENTER(&softc->ipf_rw); (x)++; \ 1531 MUTEX_EXIT(&softc->ipf_rw); } 1532 # define ATOMIC_DEC32(x) { MUTEX_ENTER(&softc->ipf_rw); (x)--; \ 1533 MUTEX_EXIT(&softc->ipf_rw); } 1534 # define ATOMIC_INCL(x) { MUTEX_ENTER(&softc->ipf_rw); (x)++; \ 1535 MUTEX_EXIT(&softc->ipf_rw); } 1536 # define ATOMIC_DECL(x) { MUTEX_ENTER(&softc->ipf_rw); (x)--; \ 1537 MUTEX_EXIT(&softc->ipf_rw); } 1538 # define ATOMIC_INC(x) { MUTEX_ENTER(&softc->ipf_rw); (x)++; \ 1539 MUTEX_EXIT(&softc->ipf_rw); } 1540 # define ATOMIC_DEC(x) { MUTEX_ENTER(&softc->ipf_rw); (x)--; \ 1541 MUTEX_EXIT(&softc->ipf_rw); } 1542 # define SPL_SCHED(x) x = splsched() 1543 # define SPL_NET(x) x = splnet() 1544 # define SPL_IMP(x) x = splimp() 1545 # undef SPL_X 1546 # define SPL_X(x) splx(x) 1547 # define UIOMOVE(a,b,c,d) uiomove((void *)a,b,c,d) 1548 extern void* getifp(char *, int); 1549 # define GETIFP(n, v) getifp(n, v) 1550 # define GETIFMTU_4(x) ((struct ifnet *)x)->if_mtu 1551 # define GETIFMTU_6(x) ((struct ifnet *)x)->if_mtu 1552 # define GET_MINOR minor 1553 # define SLEEP(id, n) sleepx((id), PZERO+1, 0) 1554 # define WAKEUP(id,x) wakeup(id) 1555 # define POLLWAKEUP(x) ; 1556 # define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c)) 1557 # define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c)) 1558 # define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), M_TEMP, M_NOWAIT) 1559 # define KMALLOCS(a, b, c) MALLOC((a), b, (c), M_TEMP, \ 1560 ((c) > 4096) ? M_WAITOK : M_NOWAIT) 1561 # define KFREE(x) FREE((x), M_TEMP) 1562 # define KFREES(x,s) FREE((x), M_TEMP) 1563 # define MSGDSIZE(m) mbufchainlen(m) 1564 # define M_LEN(m) (m)->m_len 1565 # define M_ADJ(m,x) m_adj(m, x) 1566 # define M_COPY(m) m_copy((m), 0, M_COPYALL) 1567 # define GETKTIME(x) 1568 # define IPF_PANIC(x,y) 1569 typedef struct mbuf mb_t; 1570 # endif /* _KERNEL */ 1571 1572 /* 1573 * These are from's Solaris' #defines for little endian. 1574 */ 1575 #if !defined(IP6F_MORE_FRAG) 1576 # define IP6F_MORE_FRAG 0x0100 1577 #endif 1578 #if !defined(IP6F_RESERVED_MASK) 1579 # define IP6F_RESERVED_MASK 0x0600 1580 #endif 1581 #if !defined(IP6F_OFF_MASK) 1582 # define IP6F_OFF_MASK 0xf8ff 1583 #endif 1584 1585 struct ip6_ext { 1586 u_char ip6e_nxt; 1587 u_char ip6e_len; 1588 }; 1589 1590 typedef int ioctlcmd_t; 1591 typedef int minor_t; 1592 /* 1593 * Really, any arch where sizeof(long) != sizeof(int). 1594 */ 1595 typedef unsigned int u_32_t; 1596 # define U_32_T 1 1597 1598 # define OS_RECOGNISED 1 1599 #endif /* _AIX51 */ 1600 1601 1602 #ifndef OS_RECOGNISED 1603 #error ip_compat.h does not recognise this platform/OS. 1604 #endif 1605 1606 1607 /* ----------------------------------------------------------------------- */ 1608 /* G E N E R I C */ 1609 /* ----------------------------------------------------------------------- */ 1610 #ifndef OS_RECOGNISED 1611 #endif 1612 1613 /* 1614 * For BSD kernels, if bpf is in the kernel, enable ipfilter to use bpf in 1615 * filter rules. 1616 */ 1617 #if !defined(IPFILTER_BPF) 1618 # if (defined(NBPF) && (NBPF > 0)) || (defined(DEV_BPF) && (DEV_BPF > 0)) || \ 1619 (defined(NBPFILTER) && (NBPFILTER > 0)) 1620 # define IPFILTER_BPF 1621 # endif 1622 #endif 1623 1624 /* 1625 * Userland locking primitives 1626 */ 1627 #if !defined(KMUTEX_FILL_SZ) 1628 # define KMUTEX_FILL_SZ 1 1629 #endif 1630 #if !defined(KRWLOCK_FILL_SZ) 1631 # define KRWLOCK_FILL_SZ 1 1632 #endif 1633 1634 typedef struct { 1635 char *eMm_owner; 1636 char *eMm_heldin; 1637 u_int eMm_magic; 1638 int eMm_held; 1639 int eMm_heldat; 1640 } eMmutex_t; 1641 1642 typedef struct { 1643 char *eMrw_owner; 1644 char *eMrw_heldin; 1645 u_int eMrw_magic; 1646 short eMrw_read; 1647 short eMrw_write; 1648 int eMrw_heldat; 1649 } eMrwlock_t; 1650 1651 typedef union { 1652 char _fill[KMUTEX_FILL_SZ]; 1653 #ifdef KMUTEX_T 1654 struct { 1655 KMUTEX_T ipf_slk; 1656 const char *ipf_lname; 1657 } ipf_lkun_s; 1658 #endif 1659 eMmutex_t ipf_emu; 1660 } ipfmutex_t; 1661 1662 typedef union { 1663 char _fill[KRWLOCK_FILL_SZ]; 1664 #ifdef KRWLOCK_T 1665 struct { 1666 KRWLOCK_T ipf_slk; 1667 const char *ipf_lname; 1668 int ipf_sr; 1669 int ipf_sw; 1670 u_int ipf_magic; 1671 } ipf_lkun_s; 1672 #endif 1673 eMrwlock_t ipf_emu; 1674 } ipfrwlock_t; 1675 1676 #define ipf_lk ipf_lkun_s.ipf_slk 1677 #define ipf_lname ipf_lkun_s.ipf_lname 1678 #define ipf_isr ipf_lkun_s.ipf_sr 1679 #define ipf_isw ipf_lkun_s.ipf_sw 1680 #define ipf_magic ipf_lkun_s.ipf_magic 1681 1682 #if !defined(__GNUC__) || \ 1683 (defined(__FreeBSD_version) && (__FreeBSD_version >= 503000)) 1684 # ifndef INLINE 1685 # define INLINE 1686 # endif 1687 #else 1688 # define INLINE __inline__ 1689 #endif 1690 1691 #ifndef EXTERN_INLINE 1692 # if defined(__GNUC__) && !defined(__GNUC_STDC_INLINE__) 1693 # define EXTERN_INLINE inline 1694 # else 1695 # define EXTERN_INLINE extern inline 1696 # endif 1697 #endif 1698 1699 #if defined(linux) && defined(_KERNEL) 1700 extern void ipf_read_enter(ipfrwlock_t *); 1701 extern void ipf_write_enter(ipfrwlock_t *); 1702 extern void ipf_rw_exit(ipfrwlock_t *); 1703 extern void ipf_rw_init(ipfrwlock_t *, char *); 1704 extern void ipf_rw_downgrade(ipfrwlock_t *); 1705 #endif 1706 1707 /* 1708 * In a non-kernel environment, there are a lot of macros that need to be 1709 * filled in to be null-ops or to point to some compatibility function, 1710 * somewhere in userland. 1711 */ 1712 #ifndef _KERNEL 1713 typedef struct mb_s { 1714 struct mb_s *mb_next; 1715 char *mb_data; 1716 void *mb_ifp; 1717 int mb_len; 1718 int mb_flags; 1719 u_long mb_buf[2048]; 1720 } mb_t; 1721 # undef m_next 1722 # define m_next mb_next 1723 # undef m_len 1724 # define m_len mb_len 1725 # undef m_flags 1726 # define m_flags mb_flags 1727 # undef m_data 1728 # define m_data mb_data 1729 # undef M_MCAST 1730 # define M_MCAST 0x01 1731 # undef M_BCAST 1732 # define M_BCAST 0x02 1733 # undef M_MBCAST 1734 # define M_MBCAST 0x04 1735 # define MSGDSIZE(m) msgdsize(m) 1736 # define M_LEN(m) (m)->mb_len 1737 # define M_ADJ(m,x) (m)->mb_len += x 1738 # define M_COPY(m) dupmbt(m) 1739 # define M_DUP(m) dupmbt(m) 1740 # define GETKTIME(x) gettimeofday((struct timeval *)(x), NULL) 1741 # define MTOD(m, t) ((t)(m)->mb_data) 1742 # define FREE_MB_T(m) freembt(m) 1743 # define ALLOC_MB_T(m,l) (m) = allocmbt(l) 1744 # define PREP_MB_T(f, m) do { \ 1745 (m)->mb_next = *(f)->fin_mp; \ 1746 *(fin)->fin_mp = (m); \ 1747 (f)->fin_m = (m); \ 1748 } while (0) 1749 # define SLEEP(x,y) 1; 1750 # define WAKEUP(x,y) ; 1751 # define POLLWAKEUP(y) ; 1752 # define IPF_PANIC(x,y) ; 1753 # define PANIC(x,y) ; 1754 # define SPL_SCHED(x) ; 1755 # define SPL_NET(x) ; 1756 # define SPL_IMP(x) ; 1757 # define SPL_X(x) ; 1758 # define KMALLOC(a,b) (a) = (b)malloc(sizeof(*a)) 1759 # define KMALLOCS(a,b,c) (a) = (b)malloc(c) 1760 # define KFREE(x) free(x) 1761 # define KFREES(x,s) free(x) 1762 # define GETIFP(x, v) get_unit(x,v) 1763 # define GETIFMTU_4(x) 2048 1764 # define GETIFMTU_6(x) 2048 1765 # define COPYIN(a,b,c) bcopywrap((a), (b), (c)) 1766 # define COPYOUT(a,b,c) bcopywrap((a), (b), (c)) 1767 # define COPYDATA(m, o, l, b) bcopy(MTOD((mb_t *)m, char *) + (o), \ 1768 (b), (l)) 1769 # define COPYBACK(m, o, l, b) bcopy((b), \ 1770 MTOD((mb_t *)m, char *) + (o), \ 1771 (l)) 1772 # define UIOMOVE(a,b,c,d) ipfuiomove(a,b,c,d) 1773 extern void m_copydata(mb_t *, int, int, void *); 1774 extern int ipfuiomove(void *, int, int, struct uio *); 1775 extern int bcopywrap(void *, void *, size_t); 1776 extern mb_t *allocmbt(size_t); 1777 extern mb_t *dupmbt(mb_t *); 1778 extern void freembt(mb_t *); 1779 1780 # define MUTEX_DESTROY(x) eMmutex_destroy(&(x)->ipf_emu, \ 1781 __FILE__, __LINE__) 1782 # define MUTEX_ENTER(x) eMmutex_enter(&(x)->ipf_emu, \ 1783 __FILE__, __LINE__) 1784 # define MUTEX_EXIT(x) eMmutex_exit(&(x)->ipf_emu, \ 1785 __FILE__, __LINE__) 1786 # define MUTEX_INIT(x,y) eMmutex_init(&(x)->ipf_emu, y, \ 1787 __FILE__, __LINE__) 1788 # define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 1789 1790 # define MUTEX_DOWNGRADE(x) eMrwlock_downgrade(&(x)->ipf_emu, \ 1791 __FILE__, __LINE__) 1792 # define READ_ENTER(x) eMrwlock_read_enter(&(x)->ipf_emu, \ 1793 __FILE__, __LINE__) 1794 # define RWLOCK_INIT(x, y) eMrwlock_init(&(x)->ipf_emu, y) 1795 # define RWLOCK_EXIT(x) eMrwlock_exit(&(x)->ipf_emu) 1796 # define RW_DESTROY(x) eMrwlock_destroy(&(x)->ipf_emu) 1797 # define WRITE_ENTER(x) eMrwlock_write_enter(&(x)->ipf_emu, \ 1798 __FILE__, \ 1799 __LINE__) 1800 1801 # define USE_MUTEXES 1 1802 1803 extern void eMmutex_destroy(eMmutex_t *, char *, int); 1804 extern void eMmutex_enter(eMmutex_t *, char *, int); 1805 extern void eMmutex_exit(eMmutex_t *, char *, int); 1806 extern void eMmutex_init(eMmutex_t *, char *, char *, int); 1807 extern void eMrwlock_destroy(eMrwlock_t *); 1808 extern void eMrwlock_exit(eMrwlock_t *); 1809 extern void eMrwlock_init(eMrwlock_t *, char *); 1810 extern void eMrwlock_read_enter(eMrwlock_t *, char *, int); 1811 extern void eMrwlock_write_enter(eMrwlock_t *, char *, int); 1812 extern void eMrwlock_downgrade(eMrwlock_t *, char *, int); 1813 1814 #endif 1815 1816 extern mb_t *allocmbt(size_t); 1817 1818 #define MAX_IPV4HDR ((0xf << 2) + sizeof(struct icmp) + sizeof(ip_t) + 8) 1819 1820 #ifndef IP_OFFMASK 1821 # define IP_OFFMASK 0x1fff 1822 #endif 1823 1824 1825 /* 1826 * On BSD's use quad_t as a guarantee for getting at least a 64bit sized 1827 * object. 1828 */ 1829 #if !defined(__amd64__) && BSD_GT_YEAR(199306) 1830 # define USE_QUAD_T 1831 # define U_QUAD_T u_quad_t 1832 # define QUAD_T quad_t 1833 #else /* BSD > 199306 */ 1834 # if !defined(U_QUAD_T) 1835 # define U_QUAD_T u_long 1836 # define QUAD_T long 1837 # endif 1838 #endif /* BSD > 199306 */ 1839 1840 1841 #ifdef USE_INET6 1842 # if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__) || \ 1843 defined(__osf__) || defined(linux) 1844 # include <netinet/ip6.h> 1845 # include <netinet/icmp6.h> 1846 # if !defined(linux) 1847 # if defined(_KERNEL) && !defined(__osf__) 1848 # include <netinet6/ip6_var.h> 1849 # endif 1850 # endif 1851 typedef struct ip6_hdr ip6_t; 1852 # endif 1853 #endif 1854 1855 #ifndef MAX 1856 # define MAX(a,b) (((a) > (b)) ? (a) : (b)) 1857 #endif 1858 1859 #if defined(_KERNEL) 1860 # if defined(MENTAT) && !defined(INSTANCES) 1861 # define COPYDATA mb_copydata 1862 # define COPYBACK mb_copyback 1863 # else 1864 # define COPYDATA m_copydata 1865 # define COPYBACK m_copyback 1866 # endif 1867 # if BSD_GE_YEAR(199306) || defined(__FreeBSD__) 1868 # if (defined(__NetBSD_Version__) && (__NetBSD_Version__ < 105180000)) || \ 1869 defined(__FreeBSD__) || (defined(OpenBSD) && (OpenBSD < 200206)) || \ 1870 defined(_BSDI_VERSION) 1871 # include <vm/vm.h> 1872 # endif 1873 # if !defined(__FreeBSD__) || FREEBSD_GE_REV(300000) 1874 # if NETBSD_GE_REV(105180000) || OPENBSD_GE_REV(200111) 1875 /* # include <uvm/uvm_extern.h> */ 1876 # else 1877 # include <vm/vm_extern.h> 1878 extern vm_map_t kmem_map; 1879 # endif 1880 # include <sys/proc.h> 1881 # else /* !__FreeBSD__ || (__FreeBSD__ && __FreeBSD_version >= 300000) */ 1882 # include <vm/vm_kern.h> 1883 # endif /* !__FreeBSD__ || (__FreeBSD__ && __FreeBSD_version >= 300000) */ 1884 1885 # ifdef IPFILTER_M_IPFILTER 1886 # include <sys/malloc.h> 1887 MALLOC_DECLARE(M_IPFILTER); 1888 # define _M_IPF M_IPFILTER 1889 # else /* IPFILTER_M_IPFILTER */ 1890 # ifdef M_PFIL 1891 # define _M_IPF M_PFIL 1892 # else 1893 # ifdef M_IPFILTER 1894 # define _M_IPF M_IPFILTER 1895 # else 1896 # define _M_IPF M_TEMP 1897 # endif /* M_IPFILTER */ 1898 # endif /* M_PFIL */ 1899 # endif /* IPFILTER_M_IPFILTER */ 1900 # if !defined(KMALLOC) 1901 # define KMALLOC(a, b) (a) = (b)malloc(sizeof(*(a)), _M_IPF, M_NOWAIT) 1902 # endif 1903 # if !defined(KMALLOCS) 1904 # define KMALLOCS(a, b, c) (a) = (b)malloc((c), _M_IPF, M_NOWAIT) 1905 # endif 1906 # if !defined(KFREE) 1907 # define KFREE(x) free((x), _M_IPF) 1908 # endif 1909 # if !defined(KFREES) 1910 # define KFREES(x,s) free((x), _M_IPF) 1911 # endif 1912 # define UIOMOVE(a,b,c,d) uiomove((void *)a,b,d) 1913 # define SLEEP(id, n) tsleep((id), PPAUSE|PCATCH, n, 0) 1914 # define WAKEUP(id,x) wakeup(id+x) 1915 # if !defined(POLLWAKEUP) 1916 # define POLLWAKEUP(x) selwakeup(softc->ipf_selwait+x) 1917 # endif 1918 # define GETIFP(n, v) ifunit(n) 1919 # define GETIFMTU_4(x) ((struct ifnet *)x)->if_mtu 1920 # define GETIFMTU_6(x) ((struct ifnet *)x)->if_mtu 1921 # endif /* (Free)BSD */ 1922 1923 # if !defined(USE_MUTEXES) && !defined(SPL_NET) 1924 # if (defined(NetBSD) && (NetBSD <= 1991011) && (NetBSD >= 199407)) || \ 1925 OPENBSD_GE_REV(200006) 1926 # define SPL_NET(x) x = splsoftnet() 1927 # else 1928 # define SPL_IMP(x) x = splimp() 1929 # define SPL_NET(x) x = splnet() 1930 # endif /* NetBSD && (NetBSD <= 1991011) && (NetBSD >= 199407) */ 1931 # if !defined(SPL_SCHED) 1932 # define SPL_SCHED(x) x = splsched() 1933 # endif 1934 # define SPL_X(x) (void) splx(x) 1935 # endif /* !USE_MUTEXES */ 1936 1937 # ifndef FREE_MB_T 1938 # define FREE_MB_T(m) m_freem(m) 1939 # endif 1940 # ifndef ALLOC_MB_T 1941 # ifdef MGETHDR 1942 # define ALLOC_MB_T(m,l) do { \ 1943 MGETHDR((m), M_DONTWAIT, MT_HEADER); \ 1944 if ((m) != NULL) { \ 1945 (m)->m_len = (l); \ 1946 (m)->m_pkthdr.len = (l); \ 1947 } \ 1948 } while (0) 1949 # else 1950 # define ALLOC_MB_T(m,l) do { \ 1951 MGET((m), M_DONTWAIT, MT_HEADER); \ 1952 if ((m) != NULL) { \ 1953 (m)->m_len = (l); \ 1954 (m)->m_pkthdr.len = (l); \ 1955 } \ 1956 } while (0) 1957 # endif 1958 # endif 1959 # ifndef PREP_MB_T 1960 # define PREP_MB_T(f, m) do { \ 1961 mb_t *_o = *(f)->fin_mp; \ 1962 (m)->m_next = _o; \ 1963 *(fin)->fin_mp = (m); \ 1964 if (_o->m_flags & M_PKTHDR) { \ 1965 (m)->m_pkthdr.len += \ 1966 _o->m_pkthdr.len; \ 1967 m_copy_rcvif((m), _o); \ 1968 } \ 1969 } while (0) 1970 # endif 1971 # ifndef M_DUP 1972 # ifdef M_COPYALL 1973 # define M_DUP(m) m_dup(m, 0, M_COPYALL, 0) 1974 # else 1975 # define M_DUP(m) m_dup(m) 1976 # endif 1977 # endif 1978 1979 # ifndef MTOD 1980 # define MTOD(m,t) mtod(m,t) 1981 # endif 1982 1983 # ifndef COPYIN 1984 # define COPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 1985 # define COPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 1986 # endif 1987 1988 # ifndef KMALLOC 1989 # define KMALLOC(a,b) (a) = (b)new_kmem_alloc(sizeof(*(a)), \ 1990 KMEM_NOSLEEP) 1991 # define KMALLOCS(a,b,c) (a) = (b)new_kmem_alloc((c), KMEM_NOSLEEP) 1992 # endif 1993 1994 # ifndef GET_MINOR 1995 # define GET_MINOR(x) minor(x) 1996 # endif 1997 # define PANIC(x,y) if (x) panic y 1998 #endif /* _KERNEL */ 1999 2000 #if !defined(IFNAME) && !defined(_KERNEL) 2001 # define IFNAME(x) get_ifname((struct ifnet *)x) 2002 #endif 2003 #ifndef COPYIFNAME 2004 # define NEED_FRGETIFNAME 2005 extern char *ipf_getifname(struct ifnet *, char *); 2006 # define COPYIFNAME(v, x, b) \ 2007 ipf_getifname((struct ifnet *)x, b) 2008 #endif 2009 2010 #ifndef ASSERT 2011 # ifdef _KERNEL 2012 # define ASSERT(x) 2013 # else 2014 # define ASSERT(x) do { if (!(x)) abort(); } while (0) 2015 # endif 2016 #endif 2017 2018 #ifndef BCOPYIN 2019 # define BCOPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 2020 # define BCOPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 2021 #endif 2022 2023 /* 2024 * Because the ctype(3) posix definition, if used "safely" in code everywhere, 2025 * would mean all normal code that walks through strings needed casts. Yuck. 2026 */ 2027 #define ISALNUM(x) isalnum((u_char)(x)) 2028 #define ISALPHA(x) isalpha((u_char)(x)) 2029 #define ISDIGIT(x) isdigit((u_char)(x)) 2030 #define ISSPACE(x) isspace((u_char)(x)) 2031 #define ISUPPER(x) isupper((u_char)(x)) 2032 #define ISXDIGIT(x) isxdigit((u_char)(x)) 2033 #define ISLOWER(x) islower((u_char)(x)) 2034 #define TOUPPER(x) toupper((u_char)(x)) 2035 #define TOLOWER(x) tolower((u_char)(x)) 2036 2037 /* 2038 * If mutexes aren't being used, turn all the mutex functions into null-ops. 2039 */ 2040 #if !defined(USE_MUTEXES) 2041 # define USE_SPL 1 2042 # undef RW_DESTROY 2043 # undef MUTEX_INIT 2044 # undef MUTEX_NUKE 2045 # undef MUTEX_DESTROY 2046 # define MUTEX_ENTER(x) ; 2047 # define READ_ENTER(x) ; 2048 # define WRITE_ENTER(x) ; 2049 # define MUTEX_DOWNGRADE(x) ; 2050 # define RWLOCK_INIT(x, y) ; 2051 # define RWLOCK_EXIT(x) ; 2052 # define RW_DESTROY(x) ; 2053 # define MUTEX_EXIT(x) ; 2054 # define MUTEX_INIT(x,y) ; 2055 # define MUTEX_DESTROY(x) ; 2056 # define MUTEX_NUKE(x) ; 2057 #endif /* !USE_MUTEXES */ 2058 #ifndef ATOMIC_INC 2059 # define ATOMIC_INC(x) (x)++ 2060 # define ATOMIC_DEC(x) (x)-- 2061 #endif 2062 2063 #if defined(USE_SPL) && defined(_KERNEL) 2064 # define SPL_INT(x) int x 2065 #else 2066 # define SPL_INT(x) 2067 #endif 2068 2069 /* 2070 * If there are no atomic operations for bit sizes defined, define them to all 2071 * use a generic one that works for all sizes. 2072 */ 2073 #ifndef ATOMIC_INCL 2074 # define ATOMIC_INCL ATOMIC_INC 2075 # define ATOMIC_INC64 ATOMIC_INC 2076 # define ATOMIC_INC32 ATOMIC_INC 2077 # define ATOMIC_DECL ATOMIC_DEC 2078 # define ATOMIC_DEC64 ATOMIC_DEC 2079 # define ATOMIC_DEC32 ATOMIC_DEC 2080 #endif 2081 2082 #ifndef HDR_T_PRIVATE 2083 typedef struct tcphdr tcphdr_t; 2084 typedef struct udphdr udphdr_t; 2085 #endif 2086 typedef struct icmp icmphdr_t; 2087 typedef struct ip ip_t; 2088 typedef struct ether_header ether_header_t; 2089 typedef struct tcpiphdr tcpiphdr_t; 2090 2091 #ifndef FR_GROUPLEN 2092 # define FR_GROUPLEN 16 2093 #endif 2094 2095 #ifndef offsetof 2096 # define offsetof(t,m) (size_t)((&((t *)0L)->m)) 2097 #endif 2098 #ifndef stsizeof 2099 # define stsizeof(t,m) sizeof(((t *)0L)->m) 2100 #endif 2101 2102 /* 2103 * This set of macros has been brought about because on Tru64 it is not 2104 * possible to easily assign or examine values in a structure that are 2105 * bit fields. 2106 */ 2107 #ifndef IP_V 2108 # define IP_V(x) (x)->ip_v 2109 #endif 2110 #ifndef IP_V_A 2111 # define IP_V_A(x,y) (x)->ip_v = (y) 2112 #endif 2113 #ifndef IP_HL 2114 # define IP_HL(x) (x)->ip_hl 2115 #endif 2116 #ifndef IP_HL_A 2117 # define IP_HL_A(x,y) (x)->ip_hl = ((y) & 0xf) 2118 #endif 2119 #ifndef TCP_X2 2120 # define TCP_X2(x) (x)->th_x2 2121 #endif 2122 #ifndef TCP_X2_A 2123 # define TCP_X2_A(x,y) (x)->th_x2 = (y) 2124 #endif 2125 #ifndef TCP_OFF 2126 # define TCP_OFF(x) (x)->th_off 2127 #endif 2128 #ifndef TCP_OFF_A 2129 # define TCP_OFF_A(x,y) (x)->th_off = (y) 2130 #endif 2131 #define IPMINLEN(i, h) ((i)->ip_len >= (IP_HL(i) * 4 + sizeof(struct h))) 2132 2133 2134 /* 2135 * XXX - This is one of those *awful* hacks which nobody likes 2136 */ 2137 #ifdef ultrix 2138 #define A_A 2139 #else 2140 #define A_A & 2141 #endif 2142 2143 #define TCPF_ALL (TH_FIN|TH_SYN|TH_RST|TH_PUSH|TH_ACK|TH_URG|\ 2144 TH_ECN|TH_CWR) 2145 2146 #if BSD_GE_YEAR(199306) && !defined(m_act) 2147 # define m_act m_nextpkt 2148 #endif 2149 2150 /* 2151 * Security Options for Intenet Protocol (IPSO) as defined in RFC 1108. 2152 * 2153 * Basic Option 2154 * 2155 * 00000001 - (Reserved 4) 2156 * 00111101 - Top Secret 2157 * 01011010 - Secret 2158 * 10010110 - Confidential 2159 * 01100110 - (Reserved 3) 2160 * 11001100 - (Reserved 2) 2161 * 10101011 - Unclassified 2162 * 11110001 - (Reserved 1) 2163 */ 2164 #define IPSO_CLASS_RES4 0x01 2165 #define IPSO_CLASS_TOPS 0x3d 2166 #define IPSO_CLASS_SECR 0x5a 2167 #define IPSO_CLASS_CONF 0x96 2168 #define IPSO_CLASS_RES3 0x66 2169 #define IPSO_CLASS_RES2 0xcc 2170 #define IPSO_CLASS_UNCL 0xab 2171 #define IPSO_CLASS_RES1 0xf1 2172 2173 #define IPSO_AUTH_GENSER 0x80 2174 #define IPSO_AUTH_ESI 0x40 2175 #define IPSO_AUTH_SCI 0x20 2176 #define IPSO_AUTH_NSA 0x10 2177 #define IPSO_AUTH_DOE 0x08 2178 #define IPSO_AUTH_UN 0x06 2179 #define IPSO_AUTH_FTE 0x01 2180 2181 /* 2182 * IP option #defines 2183 */ 2184 #undef IPOPT_RR 2185 #define IPOPT_RR 7 2186 #undef IPOPT_ZSU 2187 #define IPOPT_ZSU 10 /* ZSU */ 2188 #undef IPOPT_MTUP 2189 #define IPOPT_MTUP 11 /* MTUP */ 2190 #undef IPOPT_MTUR 2191 #define IPOPT_MTUR 12 /* MTUR */ 2192 #undef IPOPT_ENCODE 2193 #define IPOPT_ENCODE 15 /* ENCODE */ 2194 #undef IPOPT_TS 2195 #define IPOPT_TS 68 2196 #undef IPOPT_TR 2197 #define IPOPT_TR 82 /* TR */ 2198 #undef IPOPT_SECURITY 2199 #define IPOPT_SECURITY 130 2200 #undef IPOPT_LSRR 2201 #define IPOPT_LSRR 131 2202 #undef IPOPT_E_SEC 2203 #define IPOPT_E_SEC 133 /* E-SEC */ 2204 #undef IPOPT_CIPSO 2205 #define IPOPT_CIPSO 134 /* CIPSO */ 2206 #undef IPOPT_SATID 2207 #define IPOPT_SATID 136 2208 #ifndef IPOPT_SID 2209 # define IPOPT_SID IPOPT_SATID 2210 #endif 2211 #undef IPOPT_SSRR 2212 #define IPOPT_SSRR 137 2213 #undef IPOPT_ADDEXT 2214 #define IPOPT_ADDEXT 147 /* ADDEXT */ 2215 #undef IPOPT_VISA 2216 #define IPOPT_VISA 142 /* VISA */ 2217 #undef IPOPT_IMITD 2218 #define IPOPT_IMITD 144 /* IMITD */ 2219 #undef IPOPT_EIP 2220 #define IPOPT_EIP 145 /* EIP */ 2221 #undef IPOPT_RTRALRT 2222 #define IPOPT_RTRALRT 148 /* RTRALRT */ 2223 #undef IPOPT_SDB 2224 #define IPOPT_SDB 149 2225 #undef IPOPT_NSAPA 2226 #define IPOPT_NSAPA 150 2227 #undef IPOPT_DPS 2228 #define IPOPT_DPS 151 2229 #undef IPOPT_UMP 2230 #define IPOPT_UMP 152 2231 #undef IPOPT_FINN 2232 #define IPOPT_FINN 205 /* FINN */ 2233 #undef IPOPT_AH 2234 #define IPOPT_AH 256+IPPROTO_AH 2235 2236 #ifndef TCPOPT_EOL 2237 # define TCPOPT_EOL 0 2238 #endif 2239 #ifndef TCPOPT_NOP 2240 # define TCPOPT_NOP 1 2241 #endif 2242 #ifndef TCPOPT_MAXSEG 2243 # define TCPOPT_MAXSEG 2 2244 #endif 2245 #ifndef TCPOLEN_MAXSEG 2246 # define TCPOLEN_MAXSEG 4 2247 #endif 2248 #ifndef TCPOPT_WINDOW 2249 # define TCPOPT_WINDOW 3 2250 #endif 2251 #ifndef TCPOLEN_WINDOW 2252 # define TCPOLEN_WINDOW 3 2253 #endif 2254 #ifndef TCPOPT_SACK_PERMITTED 2255 # define TCPOPT_SACK_PERMITTED 4 2256 #endif 2257 #ifndef TCPOLEN_SACK_PERMITTED 2258 # define TCPOLEN_SACK_PERMITTED 2 2259 #endif 2260 #ifndef TCPOPT_SACK 2261 # define TCPOPT_SACK 5 2262 #endif 2263 #ifndef TCPOPT_TIMESTAMP 2264 # define TCPOPT_TIMESTAMP 8 2265 #endif 2266 2267 #ifndef ICMP_MINLEN 2268 # define ICMP_MINLEN 8 2269 #endif 2270 #ifndef ICMP_ECHOREPLY 2271 # define ICMP_ECHOREPLY 0 2272 #endif 2273 #ifndef ICMP_UNREACH 2274 # define ICMP_UNREACH 3 2275 #endif 2276 #ifndef ICMP_UNREACH_NET 2277 # define ICMP_UNREACH_NET 0 2278 #endif 2279 #ifndef ICMP_UNREACH_HOST 2280 # define ICMP_UNREACH_HOST 1 2281 #endif 2282 #ifndef ICMP_UNREACH_PROTOCOL 2283 # define ICMP_UNREACH_PROTOCOL 2 2284 #endif 2285 #ifndef ICMP_UNREACH_PORT 2286 # define ICMP_UNREACH_PORT 3 2287 #endif 2288 #ifndef ICMP_UNREACH_NEEDFRAG 2289 # define ICMP_UNREACH_NEEDFRAG 4 2290 #endif 2291 #ifndef ICMP_UNREACH_SRCFAIL 2292 # define ICMP_UNREACH_SRCFAIL 5 2293 #endif 2294 #ifndef ICMP_UNREACH_NET_UNKNOWN 2295 # define ICMP_UNREACH_NET_UNKNOWN 6 2296 #endif 2297 #ifndef ICMP_UNREACH_HOST_UNKNOWN 2298 # define ICMP_UNREACH_HOST_UNKNOWN 7 2299 #endif 2300 #ifndef ICMP_UNREACH_ISOLATED 2301 # define ICMP_UNREACH_ISOLATED 8 2302 #endif 2303 #ifndef ICMP_UNREACH_NET_PROHIB 2304 # define ICMP_UNREACH_NET_PROHIB 9 2305 #endif 2306 #ifndef ICMP_UNREACH_HOST_PROHIB 2307 # define ICMP_UNREACH_HOST_PROHIB 10 2308 #endif 2309 #ifndef ICMP_UNREACH_TOSNET 2310 # define ICMP_UNREACH_TOSNET 11 2311 #endif 2312 #ifndef ICMP_UNREACH_TOSHOST 2313 # define ICMP_UNREACH_TOSHOST 12 2314 #endif 2315 #ifndef ICMP_UNREACH_ADMIN_PROHIBIT 2316 # define ICMP_UNREACH_ADMIN_PROHIBIT 13 2317 #endif 2318 #ifndef ICMP_UNREACH_FILTER 2319 # define ICMP_UNREACH_FILTER 13 2320 #endif 2321 #ifndef ICMP_UNREACH_HOST_PRECEDENCE 2322 # define ICMP_UNREACH_HOST_PRECEDENCE 14 2323 #endif 2324 #ifndef ICMP_UNREACH_PRECEDENCE_CUTOFF 2325 # define ICMP_UNREACH_PRECEDENCE_CUTOFF 15 2326 #endif 2327 #ifndef ICMP_SOURCEQUENCH 2328 # define ICMP_SOURCEQUENCH 4 2329 #endif 2330 #ifndef ICMP_REDIRECT_NET 2331 # define ICMP_REDIRECT_NET 0 2332 #endif 2333 #ifndef ICMP_REDIRECT_HOST 2334 # define ICMP_REDIRECT_HOST 1 2335 #endif 2336 #ifndef ICMP_REDIRECT_TOSNET 2337 # define ICMP_REDIRECT_TOSNET 2 2338 #endif 2339 #ifndef ICMP_REDIRECT_TOSHOST 2340 # define ICMP_REDIRECT_TOSHOST 3 2341 #endif 2342 #ifndef ICMP_ALTHOSTADDR 2343 # define ICMP_ALTHOSTADDR 6 2344 #endif 2345 #ifndef ICMP_TIMXCEED 2346 # define ICMP_TIMXCEED 11 2347 #endif 2348 #ifndef ICMP_TIMXCEED_INTRANS 2349 # define ICMP_TIMXCEED_INTRANS 0 2350 #endif 2351 #ifndef ICMP_TIMXCEED_REASS 2352 # define ICMP_TIMXCEED_REASS 1 2353 #endif 2354 #ifndef ICMP_PARAMPROB 2355 # define ICMP_PARAMPROB 12 2356 #endif 2357 #ifndef ICMP_PARAMPROB_ERRATPTR 2358 # define ICMP_PARAMPROB_ERRATPTR 0 2359 #endif 2360 #ifndef ICMP_PARAMPROB_OPTABSENT 2361 # define ICMP_PARAMPROB_OPTABSENT 1 2362 #endif 2363 #ifndef ICMP_PARAMPROB_LENGTH 2364 # define ICMP_PARAMPROB_LENGTH 2 2365 #endif 2366 #ifndef ICMP_TSTAMP 2367 # define ICMP_TSTAMP 13 2368 #endif 2369 #ifndef ICMP_TSTAMPREPLY 2370 # define ICMP_TSTAMPREPLY 14 2371 #endif 2372 #ifndef ICMP_IREQ 2373 # define ICMP_IREQ 15 2374 #endif 2375 #ifndef ICMP_IREQREPLY 2376 # define ICMP_IREQREPLY 16 2377 #endif 2378 #ifndef ICMP_MASKREQ 2379 # define ICMP_MASKREQ 17 2380 #endif 2381 #ifndef ICMP_MASKREPLY 2382 # define ICMP_MASKREPLY 18 2383 #endif 2384 #ifndef ICMP_TRACEROUTE 2385 # define ICMP_TRACEROUTE 30 2386 #endif 2387 #ifndef ICMP_DATACONVERR 2388 # define ICMP_DATACONVERR 31 2389 #endif 2390 #ifndef ICMP_MOBILE_REDIRECT 2391 # define ICMP_MOBILE_REDIRECT 32 2392 #endif 2393 #ifndef ICMP_IPV6_WHEREAREYOU 2394 # define ICMP_IPV6_WHEREAREYOU 33 2395 #endif 2396 #ifndef ICMP_IPV6_IAMHERE 2397 # define ICMP_IPV6_IAMHERE 34 2398 #endif 2399 #ifndef ICMP_MOBILE_REGREQUEST 2400 # define ICMP_MOBILE_REGREQUEST 35 2401 #endif 2402 #ifndef ICMP_MOBILE_REGREPLY 2403 # define ICMP_MOBILE_REGREPLY 36 2404 #endif 2405 #ifndef ICMP_SKIP 2406 # define ICMP_SKIP 39 2407 #endif 2408 #ifndef ICMP_PHOTURIS 2409 # define ICMP_PHOTURIS 40 2410 #endif 2411 #ifndef ICMP_PHOTURIS_UNKNOWN_INDEX 2412 # define ICMP_PHOTURIS_UNKNOWN_INDEX 1 2413 #endif 2414 #ifndef ICMP_PHOTURIS_AUTH_FAILED 2415 # define ICMP_PHOTURIS_AUTH_FAILED 2 2416 #endif 2417 #ifndef ICMP_PHOTURIS_DECRYPT_FAILED 2418 # define ICMP_PHOTURIS_DECRYPT_FAILED 3 2419 #endif 2420 #ifndef IPVERSION 2421 # define IPVERSION 4 2422 #endif 2423 #ifndef IPOPT_MINOFF 2424 # define IPOPT_MINOFF 4 2425 #endif 2426 #ifndef IPOPT_COPIED 2427 # define IPOPT_COPIED(x) ((x)&0x80) 2428 #endif 2429 #ifndef IPOPT_EOL 2430 # define IPOPT_EOL 0 2431 #endif 2432 #ifndef IPOPT_NOP 2433 # define IPOPT_NOP 1 2434 #endif 2435 #ifndef IP_MF 2436 # define IP_MF ((u_short)0x2000) 2437 #endif 2438 #ifndef ETHERTYPE_IP 2439 # define ETHERTYPE_IP ((u_short)0x0800) 2440 #endif 2441 #ifndef TH_FIN 2442 # define TH_FIN 0x01 2443 #endif 2444 #ifndef TH_SYN 2445 # define TH_SYN 0x02 2446 #endif 2447 #ifndef TH_RST 2448 # define TH_RST 0x04 2449 #endif 2450 #ifndef TH_PUSH 2451 # define TH_PUSH 0x08 2452 #endif 2453 #ifndef TH_ACK 2454 # define TH_ACK 0x10 2455 #endif 2456 #ifndef TH_URG 2457 # define TH_URG 0x20 2458 #endif 2459 #undef TH_ACKMASK 2460 #define TH_ACKMASK (TH_FIN|TH_SYN|TH_RST|TH_ACK) 2461 2462 #ifndef IPOPT_EOL 2463 # define IPOPT_EOL 0 2464 #endif 2465 #ifndef IPOPT_NOP 2466 # define IPOPT_NOP 1 2467 #endif 2468 #ifndef IPOPT_RR 2469 # define IPOPT_RR 7 2470 #endif 2471 #ifndef IPOPT_TS 2472 # define IPOPT_TS 68 2473 #endif 2474 #ifndef IPOPT_SECURITY 2475 # define IPOPT_SECURITY 130 2476 #endif 2477 #ifndef IPOPT_LSRR 2478 # define IPOPT_LSRR 131 2479 #endif 2480 #ifndef IPOPT_SATID 2481 # define IPOPT_SATID 136 2482 #endif 2483 #ifndef IPOPT_SSRR 2484 # define IPOPT_SSRR 137 2485 #endif 2486 #ifndef IPOPT_SECUR_UNCLASS 2487 # define IPOPT_SECUR_UNCLASS ((u_short)0x0000) 2488 #endif 2489 #ifndef IPOPT_SECUR_CONFID 2490 # define IPOPT_SECUR_CONFID ((u_short)0xf135) 2491 #endif 2492 #ifndef IPOPT_SECUR_EFTO 2493 # define IPOPT_SECUR_EFTO ((u_short)0x789a) 2494 #endif 2495 #ifndef IPOPT_SECUR_MMMM 2496 # define IPOPT_SECUR_MMMM ((u_short)0xbc4d) 2497 #endif 2498 #ifndef IPOPT_SECUR_RESTR 2499 # define IPOPT_SECUR_RESTR ((u_short)0xaf13) 2500 #endif 2501 #ifndef IPOPT_SECUR_SECRET 2502 # define IPOPT_SECUR_SECRET ((u_short)0xd788) 2503 #endif 2504 #ifndef IPOPT_SECUR_TOPSECRET 2505 # define IPOPT_SECUR_TOPSECRET ((u_short)0x6bc5) 2506 #endif 2507 #ifndef IPOPT_OLEN 2508 # define IPOPT_OLEN 1 2509 #endif 2510 #ifndef IPPROTO_HOPOPTS 2511 # define IPPROTO_HOPOPTS 0 2512 #endif 2513 #ifndef IPPROTO_IPIP 2514 # define IPPROTO_IPIP 4 2515 #endif 2516 #ifndef IPPROTO_ENCAP 2517 # define IPPROTO_ENCAP 98 2518 #endif 2519 #ifndef IPPROTO_IPV6 2520 # define IPPROTO_IPV6 41 2521 #endif 2522 #ifndef IPPROTO_ROUTING 2523 # define IPPROTO_ROUTING 43 2524 #endif 2525 #ifndef IPPROTO_FRAGMENT 2526 # define IPPROTO_FRAGMENT 44 2527 #endif 2528 #ifndef IPPROTO_GRE 2529 # define IPPROTO_GRE 47 /* GRE encaps RFC 1701 */ 2530 #endif 2531 #ifndef IPPROTO_ESP 2532 # define IPPROTO_ESP 50 2533 #endif 2534 #ifndef IPPROTO_AH 2535 # define IPPROTO_AH 51 2536 #endif 2537 #ifndef IPPROTO_ICMPV6 2538 # define IPPROTO_ICMPV6 58 2539 #endif 2540 #ifndef IPPROTO_NONE 2541 # define IPPROTO_NONE 59 2542 #endif 2543 #ifndef IPPROTO_DSTOPTS 2544 # define IPPROTO_DSTOPTS 60 2545 #endif 2546 #ifndef IPPROTO_MOBILITY 2547 # define IPPROTO_MOBILITY 135 2548 #endif 2549 2550 #ifndef ICMP_ROUTERADVERT 2551 # define ICMP_ROUTERADVERT 9 2552 #endif 2553 #ifndef ICMP_ROUTERSOLICIT 2554 # define ICMP_ROUTERSOLICIT 10 2555 #endif 2556 #ifndef ICMP6_DST_UNREACH 2557 # define ICMP6_DST_UNREACH 1 2558 #endif 2559 #ifndef ICMP6_PACKET_TOO_BIG 2560 # define ICMP6_PACKET_TOO_BIG 2 2561 #endif 2562 #ifndef ICMP6_TIME_EXCEEDED 2563 # define ICMP6_TIME_EXCEEDED 3 2564 #endif 2565 #ifndef ICMP6_PARAM_PROB 2566 # define ICMP6_PARAM_PROB 4 2567 #endif 2568 2569 #ifndef ICMP6_ECHO_REQUEST 2570 # define ICMP6_ECHO_REQUEST 128 2571 #endif 2572 #ifndef ICMP6_ECHO_REPLY 2573 # define ICMP6_ECHO_REPLY 129 2574 #endif 2575 #ifndef ICMP6_MEMBERSHIP_QUERY 2576 # define ICMP6_MEMBERSHIP_QUERY 130 2577 #endif 2578 #ifndef MLD6_LISTENER_QUERY 2579 # define MLD6_LISTENER_QUERY 130 2580 #endif 2581 #ifndef ICMP6_MEMBERSHIP_REPORT 2582 # define ICMP6_MEMBERSHIP_REPORT 131 2583 #endif 2584 #ifndef MLD6_LISTENER_REPORT 2585 # define MLD6_LISTENER_REPORT 131 2586 #endif 2587 #ifndef ICMP6_MEMBERSHIP_REDUCTION 2588 # define ICMP6_MEMBERSHIP_REDUCTION 132 2589 #endif 2590 #ifndef MLD6_LISTENER_DONE 2591 # define MLD6_LISTENER_DONE 132 2592 #endif 2593 #ifndef ND_ROUTER_SOLICIT 2594 # define ND_ROUTER_SOLICIT 133 2595 #endif 2596 #ifndef ND_ROUTER_ADVERT 2597 # define ND_ROUTER_ADVERT 134 2598 #endif 2599 #ifndef ND_NEIGHBOR_SOLICIT 2600 # define ND_NEIGHBOR_SOLICIT 135 2601 #endif 2602 #ifndef ND_NEIGHBOR_ADVERT 2603 # define ND_NEIGHBOR_ADVERT 136 2604 #endif 2605 #ifndef ND_REDIRECT 2606 # define ND_REDIRECT 137 2607 #endif 2608 #ifndef ICMP6_ROUTER_RENUMBERING 2609 # define ICMP6_ROUTER_RENUMBERING 138 2610 #endif 2611 #ifndef ICMP6_WRUREQUEST 2612 # define ICMP6_WRUREQUEST 139 2613 #endif 2614 #ifndef ICMP6_WRUREPLY 2615 # define ICMP6_WRUREPLY 140 2616 #endif 2617 #ifndef ICMP6_FQDN_QUERY 2618 # define ICMP6_FQDN_QUERY 139 2619 #endif 2620 #ifndef ICMP6_FQDN_REPLY 2621 # define ICMP6_FQDN_REPLY 140 2622 #endif 2623 #ifndef ICMP6_NI_QUERY 2624 # define ICMP6_NI_QUERY 139 2625 #endif 2626 #ifndef ICMP6_NI_REPLY 2627 # define ICMP6_NI_REPLY 140 2628 #endif 2629 #ifndef MLD6_MTRACE_RESP 2630 # define MLD6_MTRACE_RESP 200 2631 #endif 2632 #ifndef MLD6_MTRACE 2633 # define MLD6_MTRACE 201 2634 #endif 2635 #ifndef ICMP6_HADISCOV_REQUEST 2636 # define ICMP6_HADISCOV_REQUEST 202 2637 #endif 2638 #ifndef ICMP6_HADISCOV_REPLY 2639 # define ICMP6_HADISCOV_REPLY 203 2640 #endif 2641 #ifndef ICMP6_MOBILEPREFIX_SOLICIT 2642 # define ICMP6_MOBILEPREFIX_SOLICIT 204 2643 #endif 2644 #ifndef ICMP6_MOBILEPREFIX_ADVERT 2645 # define ICMP6_MOBILEPREFIX_ADVERT 205 2646 #endif 2647 #ifndef ICMP6_MAXTYPE 2648 # define ICMP6_MAXTYPE 205 2649 #endif 2650 2651 #ifndef ICMP6_DST_UNREACH_NOROUTE 2652 # define ICMP6_DST_UNREACH_NOROUTE 0 2653 #endif 2654 #ifndef ICMP6_DST_UNREACH_ADMIN 2655 # define ICMP6_DST_UNREACH_ADMIN 1 2656 #endif 2657 #ifndef ICMP6_DST_UNREACH_NOTNEIGHBOR 2658 # define ICMP6_DST_UNREACH_NOTNEIGHBOR 2 2659 #endif 2660 #ifndef ICMP6_DST_UNREACH_BEYONDSCOPE 2661 # define ICMP6_DST_UNREACH_BEYONDSCOPE 2 2662 #endif 2663 #ifndef ICMP6_DST_UNREACH_ADDR 2664 # define ICMP6_DST_UNREACH_ADDR 3 2665 #endif 2666 #ifndef ICMP6_DST_UNREACH_NOPORT 2667 # define ICMP6_DST_UNREACH_NOPORT 4 2668 #endif 2669 #ifndef ICMP6_TIME_EXCEED_TRANSIT 2670 # define ICMP6_TIME_EXCEED_TRANSIT 0 2671 #endif 2672 #ifndef ICMP6_TIME_EXCEED_REASSEMBLY 2673 # define ICMP6_TIME_EXCEED_REASSEMBLY 1 2674 #endif 2675 2676 #ifndef ICMP6_NI_SUCCESS 2677 # define ICMP6_NI_SUCCESS 0 2678 #endif 2679 #ifndef ICMP6_NI_REFUSED 2680 # define ICMP6_NI_REFUSED 1 2681 #endif 2682 #ifndef ICMP6_NI_UNKNOWN 2683 # define ICMP6_NI_UNKNOWN 2 2684 #endif 2685 2686 #ifndef ICMP6_ROUTER_RENUMBERING_COMMAND 2687 # define ICMP6_ROUTER_RENUMBERING_COMMAND 0 2688 #endif 2689 #ifndef ICMP6_ROUTER_RENUMBERING_RESULT 2690 # define ICMP6_ROUTER_RENUMBERING_RESULT 1 2691 #endif 2692 #ifndef ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 2693 # define ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 255 2694 #endif 2695 2696 #ifndef ICMP6_PARAMPROB_HEADER 2697 # define ICMP6_PARAMPROB_HEADER 0 2698 #endif 2699 #ifndef ICMP6_PARAMPROB_NEXTHEADER 2700 # define ICMP6_PARAMPROB_NEXTHEADER 1 2701 #endif 2702 #ifndef ICMP6_PARAMPROB_OPTION 2703 # define ICMP6_PARAMPROB_OPTION 2 2704 #endif 2705 2706 #ifndef ICMP6_NI_SUBJ_IPV6 2707 # define ICMP6_NI_SUBJ_IPV6 0 2708 #endif 2709 #ifndef ICMP6_NI_SUBJ_FQDN 2710 # define ICMP6_NI_SUBJ_FQDN 1 2711 #endif 2712 #ifndef ICMP6_NI_SUBJ_IPV4 2713 # define ICMP6_NI_SUBJ_IPV4 2 2714 #endif 2715 2716 #ifndef MLD_MTRACE_RESP 2717 # define MLD_MTRACE_RESP 200 2718 #endif 2719 #ifndef MLD_MTRACE 2720 # define MLD_MTRACE 201 2721 #endif 2722 #ifndef MLD6_MTRACE_RESP 2723 # define MLD6_MTRACE_RESP MLD_MTRACE_RESP 2724 #endif 2725 #ifndef MLD6_MTRACE 2726 # define MLD6_MTRACE MLD_MTRACE 2727 #endif 2728 2729 #if !defined(IPV6_FLOWINFO_MASK) 2730 # if (BYTE_ORDER == BIG_ENDIAN) || defined(_BIG_ENDIAN) 2731 # define IPV6_FLOWINFO_MASK 0x0fffffff /* flow info (28 bits) */ 2732 # else 2733 # if(BYTE_ORDER == LITTLE_ENDIAN) || !defined(_BIG_ENDIAN) 2734 # define IPV6_FLOWINFO_MASK 0xffffff0f /* flow info (28 bits) */ 2735 # endif /* LITTLE_ENDIAN */ 2736 # endif 2737 #endif 2738 #if !defined(IPV6_FLOWLABEL_MASK) 2739 # if (BYTE_ORDER == BIG_ENDIAN) || defined(_BIG_ENDIAN) 2740 # define IPV6_FLOWLABEL_MASK 0x000fffff /* flow label (20 bits) */ 2741 # else 2742 # if (BYTE_ORDER == LITTLE_ENDIAN) || !defined(_BIG_ENDIAN) 2743 # define IPV6_FLOWLABEL_MASK 0xffff0f00 /* flow label (20 bits) */ 2744 # endif /* LITTLE_ENDIAN */ 2745 # endif 2746 #endif 2747 2748 /* 2749 * ECN is a new addition to TCP - RFC 2481 2750 */ 2751 #ifndef TH_ECN 2752 # define TH_ECN 0x40 2753 #endif 2754 #ifndef TH_CWR 2755 # define TH_CWR 0x80 2756 #endif 2757 #define TH_ECNALL (TH_ECN|TH_CWR) 2758 2759 /* 2760 * TCP States 2761 */ 2762 #define IPF_TCPS_LISTEN 0 /* listening for connection */ 2763 #define IPF_TCPS_SYN_SENT 1 /* active, have sent syn */ 2764 #define IPF_TCPS_SYN_RECEIVED 2 /* have send and received syn */ 2765 #define IPF_TCPS_HALF_ESTAB 3 /* for connections not fully "up" */ 2766 /* states < IPF_TCPS_ESTABLISHED are those where connections not established */ 2767 #define IPF_TCPS_ESTABLISHED 4 /* established */ 2768 #define IPF_TCPS_CLOSE_WAIT 5 /* rcvd fin, waiting for close */ 2769 /* states > IPF_TCPS_CLOSE_WAIT are those where user has closed */ 2770 #define IPF_TCPS_FIN_WAIT_1 6 /* have closed, sent fin */ 2771 #define IPF_TCPS_CLOSING 7 /* closed xchd FIN; await FIN ACK */ 2772 #define IPF_TCPS_LAST_ACK 8 /* had fin and close; await FIN ACK */ 2773 /* states > IPF_TCPS_CLOSE_WAIT && < IPF_TCPS_FIN_WAIT_2 await ACK of FIN */ 2774 #define IPF_TCPS_FIN_WAIT_2 9 /* have closed, fin is acked */ 2775 #define IPF_TCPS_TIME_WAIT 10 /* in 2*msl quiet wait after close */ 2776 #define IPF_TCPS_CLOSED 11 /* closed */ 2777 #define IPF_TCP_NSTATES 12 2778 2779 #define TCP_MSL 120 2780 2781 #undef ICMP_MAX_UNREACH 2782 #define ICMP_MAX_UNREACH 14 2783 #undef ICMP_MAXTYPE 2784 #define ICMP_MAXTYPE 18 2785 2786 #ifndef IFNAMSIZ 2787 #define IFNAMSIZ 16 2788 #endif 2789 2790 #ifndef LOG_FTP 2791 # define LOG_FTP (11<<3) 2792 #endif 2793 #ifndef LOG_AUTHPRIV 2794 # define LOG_AUTHPRIV (10<<3) 2795 #endif 2796 #ifndef LOG_AUDIT 2797 # define LOG_AUDIT (13<<3) 2798 #endif 2799 #ifndef LOG_NTP 2800 # define LOG_NTP (12<<3) 2801 #endif 2802 #ifndef LOG_SECURITY 2803 # define LOG_SECURITY (13<<3) 2804 #endif 2805 #ifndef LOG_LFMT 2806 # define LOG_LFMT (14<<3) 2807 #endif 2808 #ifndef LOG_CONSOLE 2809 # define LOG_CONSOLE (14<<3) 2810 #endif 2811 2812 /* 2813 * ICMP error replies have an IP header (20 bytes), 8 bytes of ICMP data, 2814 * another IP header and then 64 bits of data, totalling 56. Of course, 2815 * the last 64 bits is dependent on that being available. 2816 */ 2817 #define ICMPERR_ICMPHLEN 8 2818 #define ICMPERR_IPICMPHLEN (20 + 8) 2819 #define ICMPERR_MINPKTLEN (20 + 8 + 20) 2820 #define ICMPERR_MAXPKTLEN (20 + 8 + 20 + 8) 2821 #define ICMP6ERR_MINPKTLEN (40 + 8) 2822 #define ICMP6ERR_IPICMPHLEN (40 + 8 + 40) 2823 2824 #ifndef MIN 2825 # define MIN(a,b) (((a)<(b))?(a):(b)) 2826 #endif 2827 2828 #ifdef RESCUE 2829 # undef IPFILTER_BPF 2830 #endif 2831 2832 #ifdef IPF_DEBUG 2833 # define DPRINT(x) printf x 2834 #else 2835 # define DPRINT(x) 2836 #endif 2837 2838 #ifndef AF_INET6 2839 # define AF_INET6 26 2840 #endif 2841 2842 #ifdef DTRACE_PROBE 2843 # ifdef _KERNEL 2844 # define DT(_n) DTRACE_PROBE(_n) 2845 # define DT1(_n,_a,_b) DTRACE_PROBE1(_n,_a,_b) 2846 # define DT2(_n,_a,_b,_c,_d) DTRACE_PROBE2(_n,_a,_b,_c,_d) 2847 # define DT3(_n,_a,_b,_c,_d,_e,_f) \ 2848 DTRACE_PROBE3(_n,_a,_b,_c,_d,_e,_f) 2849 # define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) \ 2850 DTRACE_PROBE4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 2851 # else 2852 # define DT(_n) 2853 # define DT1(_n,_a,_b) 2854 # define DT2(_n,_a,_b,_c,_d) 2855 # define DT3(_n,_a,_b,_c,_d,_e,_f) 2856 # define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 2857 # endif 2858 #else 2859 # define DT(_n) 2860 # define DT1(_n,_a,_b) 2861 # define DT2(_n,_a,_b,_c,_d) 2862 # define DT3(_n,_a,_b,_c,_d,_e,_f) 2863 # define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 2864 #endif 2865 2866 struct ip6_routing { 2867 u_char ip6r_nxt; /* next header */ 2868 u_char ip6r_len; /* length in units of 8 octets */ 2869 u_char ip6r_type; /* always zero */ 2870 u_char ip6r_segleft; /* segments left */ 2871 u_32_t ip6r_reserved; /* reserved field */ 2872 }; 2873 2874 #endif /* __IP_COMPAT_H__ */ 2875