1 /* $NetBSD: ip_compat.h,v 1.13 2018/05/03 07:01:08 maxv 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 # if (defined(sun) && (defined(__svr4__) || defined(__SVR4))) 30 # define SOLARIS 1 31 # else 32 # define SOLARIS 0 33 # endif 34 #if (defined(SOLARIS2) && (SOLARIS2 >= 8)) 35 # ifndef USE_INET6 36 # define USE_INET6 37 # endif 38 #endif 39 #if defined(__FreeBSD_version) && (__FreeBSD_version >= 400000) && \ 40 !defined(_KERNEL) && !defined(USE_INET6) && !defined(NOINET6) 41 # define USE_INET6 42 #endif 43 #if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 105000000) && \ 44 !defined(_KERNEL) && !defined(USE_INET6) && !defined(NOINET6) 45 # define USE_INET6 46 #endif 47 #if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 106140000) && \ 48 defined(_KERNEL) && \ 49 (!defined(IPFILTER_LKM) || (__NetBSD_Version__ >= 399000100)) 50 # define IPFILTER_M_IPFILTER 51 #endif 52 #if !defined(USE_INET6) 53 # if defined(OpenBSD) && (OpenBSD >= 200206) && \ 54 !defined(_KERNEL) && !defined(USE_INET6) 55 # define USE_INET6 56 # endif 57 # if defined(__osf__) 58 # define USE_INET6 1 59 # endif 60 # if defined(linux) && (!defined(_KERNEL) || defined(CONFIG_IPV6)) 61 # define USE_INET6 62 # endif 63 # if defined(HPUXREV) && (HPUXREV >= 1111) 64 # define USE_INET6 65 # endif 66 #endif 67 68 #if defined(BSD) && (BSD < 199103) && defined(__osf__) 69 # undef BSD 70 # define BSD 199103 71 #endif 72 73 #if defined(__SVR4) || defined(__svr4__) || defined(__sgi) 74 # define index strchr 75 # if !defined(_KERNEL) 76 # define bzero(a,b) memset(a,0,b) 77 # define bcmp memcmp 78 # define bcopy(a,b,c) memmove(b,a,c) 79 # endif 80 #endif 81 82 #ifndef LIFNAMSIZ 83 # ifdef IF_NAMESIZE 84 # define LIFNAMSIZ IF_NAMESIZE 85 # else 86 # ifdef IFNAMSIZ 87 # define LIFNAMSIZ IFNAMSIZ 88 # else 89 # define LIFNAMSIZ 16 90 # endif 91 # endif 92 #endif 93 94 #if defined(__sgi) || defined(bsdi) || defined(__hpux) || defined(hpux) 95 struct ether_addr { 96 u_char ether_addr_octet[6]; 97 }; 98 #endif 99 100 #if defined(__sgi) && !defined(IPFILTER_LKM) 101 # ifdef __STDC__ 102 # define IPL_EXTERN(ep) ipfilter##ep 103 # else 104 # define IPL_EXTERN(ep) ipfilter/**/ep 105 # endif 106 #else 107 # ifdef __STDC__ 108 # define IPL_EXTERN(ep) ipl##ep 109 # else 110 # define IPL_EXTERN(ep) ipl/**/ep 111 # endif 112 #endif 113 114 /* 115 * This is a workaround for <sys/uio.h> troubles on FreeBSD and OpenBSD. 116 */ 117 #ifndef linux 118 # ifndef _KERNEL 119 # define ADD_KERNEL 120 # define _KERNEL 121 # define KERNEL 122 # endif 123 # ifdef __OpenBSD__ 124 struct file; 125 # endif 126 # include <sys/uio.h> 127 # ifdef ADD_KERNEL 128 # undef _KERNEL 129 # undef KERNEL 130 # endif 131 #endif 132 133 # define NETBSD_GE_REV(x) (__NetBSD_Version__ >= (x)) 134 # define NETBSD_GT_REV(x) (__NetBSD_Version__ > (x)) 135 # define NETBSD_LT_REV(x) (__NetBSD_Version__ < (x)) 136 137 # define FREEBSD_GE_REV(x) 0 138 # define FREEBSD_GT_REV(x) 0 139 # define FREEBSD_LT_REV(x) 0 140 141 # define BSDOS_GE_REV(x) 0 142 # define BSDOS_GT_REV(x) 0 143 # define BSDOS_LT_REV(x) 0 144 145 # define OPENBSD_GE_REV(x) 0 146 # define OPENBSD_GT_REV(x) 0 147 # define OPENBSD_LT_REV(x) 0 148 149 # define BSD_GE_YEAR(x) (BSD >= (x)) 150 # define BSD_GT_YEAR(x) (BSD > (x)) 151 # define BSD_LT_YEAR(x) (BSD < (x)) 152 153 154 /* ----------------------------------------------------------------------- */ 155 /* N E T B S D */ 156 /* ----------------------------------------------------------------------- */ 157 #ifdef __NetBSD__ 158 # define HAS_SYS_MD5_H 1 159 # if (NetBSD >= 199905) && !defined(IPFILTER_LKM) && defined(_KERNEL) 160 # if (__NetBSD_Version__ < 399001400) 161 # include "opt_ipfilter_log.h" 162 # else 163 # if (__NetBSD_Version__ >= 799003000) 164 # if defined(_KERNEL_OPT) 165 # include "opt_ipfilter.h" 166 # endif 167 # else 168 # include "opt_ipfilter.h" 169 # endif 170 # endif 171 # endif 172 # if defined(_KERNEL) 173 # include <sys/systm.h> 174 # include <sys/malloc.h> 175 # if (__NetBSD_Version__ > 500000000) 176 # include <sys/kauth.h> 177 # endif 178 # else 179 # include <stddef.h> 180 # include <stdbool.h> 181 # endif 182 # if defined(_KERNEL) && !defined(IPFILTER_LKM) 183 # if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 599002300) 184 # define NBPFILTER 1 185 # else 186 # include "bpfilter.h" 187 # endif 188 # if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 104110000) 189 # if (__NetBSD_Version__ >= 799003000) 190 # if defined(_KERNEL_OPT) 191 # include "opt_inet.h" 192 # endif 193 # else 194 # include "opt_inet.h" 195 # endif 196 # endif 197 # ifdef INET6 198 # define USE_INET6 199 # endif 200 # if (__NetBSD_Version__ >= 105000000) 201 # define HAVE_M_PULLDOWN 1 202 # endif 203 # endif 204 205 #ifndef _KERNEL 206 # define ipf_random arc4random 207 #endif 208 209 # if (__NetBSD_Version__ >= 499000000) 210 # ifdef _KERNEL 211 # include <sys/rwlock.h> 212 # define USE_MUTEXES 1 213 # define KMUTEX_T kmutex_t 214 # define KRWLOCK_T krwlock_t 215 # define MUTEX_DESTROY(x) mutex_destroy(&(x)->ipf_lk) 216 # define MUTEX_DOWNGRADE(x) rw_downgrade(&(x)->ipf_lk) 217 # define MUTEX_ENTER(x) mutex_enter(&(x)->ipf_lk) 218 # define MUTEX_EXIT(x) mutex_exit(&(x)->ipf_lk) 219 # define MUTEX_INIT(x,y) mutex_init(&(x)->ipf_lk, MUTEX_DRIVER,\ 220 IPL_SOFTNET) 221 # define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 222 # define READ_ENTER(x) rw_enter(&(x)->ipf_lk, RW_READER) 223 # define RWLOCK_INIT(x, y) rw_init(&(x)->ipf_lk) 224 # define RWLOCK_EXIT(x) rw_exit(&(x)->ipf_lk) 225 # define RW_DESTROY(x) rw_destroy(&(x)->ipf_lk) 226 # define WRITE_ENTER(x) rw_enter(&(x)->ipf_lk, RW_WRITER) 227 # define SPL_SCHED(x) ; 228 # define SPL_NET(x) ; 229 # define SPL_IMP(x) ; 230 # define SPL_X(x) ; 231 # endif 232 # endif 233 234 #if (__NetBSD_Version__ >= 699000000) 235 # define HAVE_RBTREE 1 236 #endif 237 238 # ifdef _KERNEL 239 # include <sys/cprng.h> 240 # if (__NetBSD_Version__ >= 399001400) 241 # include <sys/selinfo.h> /* Not in NetBSD 3.1 */ 242 # define PROC_T struct lwp 243 # define KFREE(a) free((a), _M_IPF) 244 # define KFREES(a, b) free((a), _M_IPF) 245 # define KMALLOC(a, b) (a) = (b)malloc(sizeof (*(a)), \ 246 _M_IPF, M_NOWAIT) 247 # define KMALLOCS(a, b, c) (a) = (b)malloc((c), _M_IPF, M_NOWAIT) 248 # else 249 # define PROC_T struct proc 250 # endif 251 # define MSGDSIZE(m) mbufchainlen(m) 252 # define M_LEN(m) (m)->m_len 253 # define M_ADJ(m,x) m_adj(m, x) 254 # define M_COPY(x) m_copym((x), 0, M_COPYALL, M_DONTWAIT) 255 # define GETKTIME(x) microtime((struct timeval *)x) 256 # define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 257 # define COPYIN(a,b,c) copyin((void *)(a), (void *)(b), (c)) 258 # define COPYOUT(a,b,c) copyout((void *)(a), (void *)(b), (c)) 259 # define BCOPYIN(a,b,c) (bcopy((void *)(a), (void *)(b), (c)), 0) 260 # define BCOPYOUT(a,b,c) (bcopy((void *)(a), (void *)(b), (c)), 0) 261 # if (defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 499004900)) 262 # define POLLWAKEUP(x) selnotify(softc->ipf_selwait+x, 0, 0) 263 # endif 264 # define ASSERT(x) KASSERT(x) 265 typedef struct mbuf mb_t; 266 # endif /* _KERNEL */ 267 # if (NetBSD <= 1991011) && (NetBSD >= 199606) 268 # define IFNAME(x) ((struct ifnet *)x)->if_xname 269 # define COPYIFNAME(v, x, b) \ 270 (void) strncpy(b, \ 271 ((struct ifnet *)x)->if_xname, \ 272 LIFNAMSIZ) 273 # else 274 # define IFNAME(x) ((struct ifnet *)x)->if_name 275 # endif 276 typedef struct uio uio_t; 277 typedef u_long ioctlcmd_t; 278 typedef int minor_t; 279 typedef u_int32_t u_32_t; 280 # define U_32_T 1 281 282 # define OS_RECOGNISED 1 283 #endif /* __NetBSD__ */ 284 285 /* ----------------------------------------------------------------------- */ 286 /* G E N E R I C */ 287 /* ----------------------------------------------------------------------- */ 288 289 /* 290 * For BSD kernels, if bpf is in the kernel, enable ipfilter to use bpf in 291 * filter rules. 292 */ 293 #if !defined(IPFILTER_BPF) 294 # if (defined(NBPF) && (NBPF > 0)) || (defined(DEV_BPF) && (DEV_BPF > 0)) || \ 295 (defined(NBPFILTER) && (NBPFILTER > 0)) 296 # define IPFILTER_BPF 297 # endif 298 #endif 299 300 /* 301 * Userland locking primitives 302 */ 303 #if !defined(KMUTEX_FILL_SZ) 304 # define KMUTEX_FILL_SZ 1 305 #endif 306 #if !defined(KRWLOCK_FILL_SZ) 307 # define KRWLOCK_FILL_SZ 1 308 #endif 309 310 typedef struct { 311 char *eMm_owner; 312 char *eMm_heldin; 313 u_int eMm_magic; 314 int eMm_held; 315 int eMm_heldat; 316 } eMmutex_t; 317 318 typedef struct { 319 char *eMrw_owner; 320 char *eMrw_heldin; 321 u_int eMrw_magic; 322 short eMrw_read; 323 short eMrw_write; 324 int eMrw_heldat; 325 } eMrwlock_t; 326 327 typedef union { 328 char _fill[KMUTEX_FILL_SZ]; 329 #ifdef KMUTEX_T 330 struct { 331 KMUTEX_T ipf_slk; 332 const char *ipf_lname; 333 } ipf_lkun_s; 334 #endif 335 eMmutex_t ipf_emu; 336 } ipfmutex_t; 337 338 typedef union { 339 char _fill[KRWLOCK_FILL_SZ]; 340 #ifdef KRWLOCK_T 341 struct { 342 KRWLOCK_T ipf_slk; 343 const char *ipf_lname; 344 int ipf_sr; 345 int ipf_sw; 346 u_int ipf_magic; 347 } ipf_lkun_s; 348 #endif 349 eMrwlock_t ipf_emu; 350 } ipfrwlock_t; 351 352 #define ipf_lk ipf_lkun_s.ipf_slk 353 #define ipf_lname ipf_lkun_s.ipf_lname 354 #define ipf_isr ipf_lkun_s.ipf_sr 355 #define ipf_isw ipf_lkun_s.ipf_sw 356 #define ipf_magic ipf_lkun_s.ipf_magic 357 358 #if !defined(__GNUC__) || \ 359 (defined(__FreeBSD_version) && (__FreeBSD_version >= 503000)) 360 # ifndef INLINE 361 # define INLINE 362 # endif 363 #else 364 # define INLINE __inline__ 365 #endif 366 367 #ifndef EXTERN_INLINE 368 # if defined(__GNUC__) && !defined(__GNUC_STDC_INLINE__) 369 # define EXTERN_INLINE inline 370 # else 371 # define EXTERN_INLINE extern inline 372 # endif 373 #endif 374 375 #if defined(linux) && defined(_KERNEL) 376 extern void ipf_read_enter(ipfrwlock_t *); 377 extern void ipf_write_enter(ipfrwlock_t *); 378 extern void ipf_rw_exit(ipfrwlock_t *); 379 extern void ipf_rw_init(ipfrwlock_t *, char *); 380 extern void ipf_rw_downgrade(ipfrwlock_t *); 381 #endif 382 383 /* 384 * In a non-kernel environment, there are a lot of macros that need to be 385 * filled in to be null-ops or to point to some compatibility function, 386 * somewhere in userland. 387 */ 388 #ifndef _KERNEL 389 typedef struct mb_s { 390 struct mb_s *mb_next; 391 char *mb_data; 392 void *mb_ifp; 393 int mb_len; 394 int mb_flags; 395 u_long mb_buf[2048]; 396 } mb_t; 397 # undef m_next 398 # define m_next mb_next 399 # undef m_len 400 # define m_len mb_len 401 # undef m_flags 402 # define m_flags mb_flags 403 # undef m_data 404 # define m_data mb_data 405 # undef M_MCAST 406 # define M_MCAST 0x01 407 # undef M_BCAST 408 # define M_BCAST 0x02 409 # undef M_MBCAST 410 # define M_MBCAST 0x04 411 # define MSGDSIZE(m) msgdsize(m) 412 # define M_LEN(m) (m)->mb_len 413 # define M_ADJ(m,x) (m)->mb_len += x 414 # define M_COPY(m) dupmbt(m) 415 # define M_DUP(m) dupmbt(m) 416 # define GETKTIME(x) gettimeofday((struct timeval *)(x), NULL) 417 # define MTOD(m, t) ((t)(m)->mb_data) 418 # define FREE_MB_T(m) freembt(m) 419 # define ALLOC_MB_T(m,l) (m) = allocmbt(l) 420 # define PREP_MB_T(f, m) do { \ 421 (m)->mb_next = *(f)->fin_mp; \ 422 *(fin)->fin_mp = (m); \ 423 (f)->fin_m = (m); \ 424 } while (0) 425 # define SLEEP(x,y) 1; 426 # define WAKEUP(x,y) ; 427 # define POLLWAKEUP(y) ; 428 # define IPF_PANIC(x,y) ; 429 # define PANIC(x,y) ; 430 # define SPL_SCHED(x) ; 431 # define SPL_NET(x) ; 432 # define SPL_IMP(x) ; 433 # define SPL_X(x) ; 434 # define KMALLOC(a,b) (a) = (b)malloc(sizeof(*a)) 435 # define KMALLOCS(a,b,c) (a) = (b)malloc(c) 436 # define KFREE(x) free(x) 437 # define KFREES(x,s) free(x) 438 # define GETIFP(x, v) get_unit(x,v) 439 # define GETIFMTU_4(x) 2048 440 # define GETIFMTU_6(x) 2048 441 # define COPYIN(a,b,c) bcopywrap((a), (b), (c)) 442 # define COPYOUT(a,b,c) bcopywrap((a), (b), (c)) 443 # define COPYDATA(m, o, l, b) bcopy(MTOD((mb_t *)m, char *) + (o), \ 444 (b), (l)) 445 # define COPYBACK(m, o, l, b) bcopy((b), \ 446 MTOD((mb_t *)m, char *) + (o), \ 447 (l)) 448 # define UIOMOVE(a,b,c,d) ipfuiomove(a,b,c,d) 449 extern void m_copydata(mb_t *, int, int, void *); 450 extern int ipfuiomove(void *, int, int, struct uio *); 451 extern int bcopywrap(void *, void *, size_t); 452 extern mb_t *allocmbt(size_t); 453 extern mb_t *dupmbt(mb_t *); 454 extern void freembt(mb_t *); 455 456 # define MUTEX_DESTROY(x) eMmutex_destroy(&(x)->ipf_emu, \ 457 __FILE__, __LINE__) 458 # define MUTEX_ENTER(x) eMmutex_enter(&(x)->ipf_emu, \ 459 __FILE__, __LINE__) 460 # define MUTEX_EXIT(x) eMmutex_exit(&(x)->ipf_emu, \ 461 __FILE__, __LINE__) 462 # define MUTEX_INIT(x,y) eMmutex_init(&(x)->ipf_emu, y, \ 463 __FILE__, __LINE__) 464 # define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 465 466 # define MUTEX_DOWNGRADE(x) eMrwlock_downgrade(&(x)->ipf_emu, \ 467 __FILE__, __LINE__) 468 # define READ_ENTER(x) eMrwlock_read_enter(&(x)->ipf_emu, \ 469 __FILE__, __LINE__) 470 # define RWLOCK_INIT(x, y) eMrwlock_init(&(x)->ipf_emu, y) 471 # define RWLOCK_EXIT(x) eMrwlock_exit(&(x)->ipf_emu) 472 # define RW_DESTROY(x) eMrwlock_destroy(&(x)->ipf_emu) 473 # define WRITE_ENTER(x) eMrwlock_write_enter(&(x)->ipf_emu, \ 474 __FILE__, \ 475 __LINE__) 476 477 # define USE_MUTEXES 1 478 479 extern void eMmutex_destroy(eMmutex_t *, char *, int); 480 extern void eMmutex_enter(eMmutex_t *, char *, int); 481 extern void eMmutex_exit(eMmutex_t *, char *, int); 482 extern void eMmutex_init(eMmutex_t *, char *, char *, int); 483 extern void eMrwlock_destroy(eMrwlock_t *); 484 extern void eMrwlock_exit(eMrwlock_t *); 485 extern void eMrwlock_init(eMrwlock_t *, char *); 486 extern void eMrwlock_read_enter(eMrwlock_t *, char *, int); 487 extern void eMrwlock_write_enter(eMrwlock_t *, char *, int); 488 extern void eMrwlock_downgrade(eMrwlock_t *, char *, int); 489 490 #endif 491 492 extern mb_t *allocmbt(size_t); 493 494 #define MAX_IPV4HDR ((0xf << 2) + sizeof(struct icmp) + sizeof(ip_t) + 8) 495 496 #ifndef IP_OFFMASK 497 # define IP_OFFMASK 0x1fff 498 #endif 499 500 501 /* 502 * On BSD's use quad_t as a guarantee for getting at least a 64bit sized 503 * object. 504 */ 505 #if !defined(__amd64__) && BSD_GT_YEAR(199306) 506 # define USE_QUAD_T 507 # define U_QUAD_T u_quad_t 508 # define QUAD_T quad_t 509 #else /* BSD > 199306 */ 510 # if !defined(U_QUAD_T) 511 # define U_QUAD_T u_long 512 # define QUAD_T long 513 # endif 514 #endif /* BSD > 199306 */ 515 516 517 #ifdef USE_INET6 518 # if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__) || \ 519 defined(__osf__) || defined(linux) 520 # include <netinet/ip6.h> 521 # include <netinet/icmp6.h> 522 # if !defined(linux) 523 # if defined(_KERNEL) && !defined(__osf__) 524 # include <netinet6/ip6_var.h> 525 # endif 526 # endif 527 typedef struct ip6_hdr ip6_t; 528 # endif 529 #endif 530 531 #ifndef MAX 532 # define MAX(a,b) (((a) > (b)) ? (a) : (b)) 533 #endif 534 535 #if defined(_KERNEL) 536 # if defined(MENTAT) && !defined(INSTANCES) 537 # define COPYDATA mb_copydata 538 # define COPYBACK mb_copyback 539 # else 540 # define COPYDATA m_copydata 541 # define COPYBACK m_copyback 542 # endif 543 # if BSD_GE_YEAR(199306) || defined(__FreeBSD__) 544 # if (defined(__NetBSD_Version__) && (__NetBSD_Version__ < 105180000)) || \ 545 defined(__FreeBSD__) || (defined(OpenBSD) && (OpenBSD < 200206)) || \ 546 defined(_BSDI_VERSION) 547 # include <vm/vm.h> 548 # endif 549 # if !defined(__FreeBSD__) || FREEBSD_GE_REV(300000) 550 # if NETBSD_GE_REV(105180000) || OPENBSD_GE_REV(200111) 551 /* # include <uvm/uvm_extern.h> */ 552 # else 553 # include <vm/vm_extern.h> 554 extern vm_map_t kmem_map; 555 # endif 556 # include <sys/proc.h> 557 # else /* !__FreeBSD__ || (__FreeBSD__ && __FreeBSD_version >= 300000) */ 558 # include <vm/vm_kern.h> 559 # endif /* !__FreeBSD__ || (__FreeBSD__ && __FreeBSD_version >= 300000) */ 560 561 # ifdef IPFILTER_M_IPFILTER 562 # include <sys/malloc.h> 563 MALLOC_DECLARE(M_IPFILTER); 564 # define _M_IPF M_IPFILTER 565 # else /* IPFILTER_M_IPFILTER */ 566 # ifdef M_PFIL 567 # define _M_IPF M_PFIL 568 # else 569 # ifdef M_IPFILTER 570 # define _M_IPF M_IPFILTER 571 # else 572 # define _M_IPF M_TEMP 573 # endif /* M_IPFILTER */ 574 # endif /* M_PFIL */ 575 # endif /* IPFILTER_M_IPFILTER */ 576 # if !defined(KMALLOC) 577 # define KMALLOC(a, b) (a) = (b)malloc(sizeof(*(a)), _M_IPF, M_NOWAIT) 578 # endif 579 # if !defined(KMALLOCS) 580 # define KMALLOCS(a, b, c) (a) = (b)malloc((c), _M_IPF, M_NOWAIT) 581 # endif 582 # if !defined(KFREE) 583 # define KFREE(x) free((x), _M_IPF) 584 # endif 585 # if !defined(KFREES) 586 # define KFREES(x,s) free((x), _M_IPF) 587 # endif 588 # define UIOMOVE(a,b,c,d) uiomove((void *)a,b,d) 589 # define SLEEP(id, n) tsleep((id), PPAUSE|PCATCH, n, 0) 590 # define WAKEUP(id,x) wakeup(id+x) 591 # if !defined(POLLWAKEUP) 592 # define POLLWAKEUP(x) selwakeup(softc->ipf_selwait+x) 593 # endif 594 # define GETIFP(n, v) ifunit(n) 595 # define GETIFMTU_4(x) ((struct ifnet *)x)->if_mtu 596 # define GETIFMTU_6(x) ((struct ifnet *)x)->if_mtu 597 # endif /* (Free)BSD */ 598 599 # if !defined(USE_MUTEXES) && !defined(SPL_NET) 600 # if (defined(NetBSD) && (NetBSD <= 1991011) && (NetBSD >= 199407)) || \ 601 OPENBSD_GE_REV(200006) 602 # define SPL_NET(x) x = splsoftnet() 603 # else 604 # define SPL_IMP(x) x = splimp() 605 # define SPL_NET(x) x = splnet() 606 # endif /* NetBSD && (NetBSD <= 1991011) && (NetBSD >= 199407) */ 607 # if !defined(SPL_SCHED) 608 # define SPL_SCHED(x) x = splsched() 609 # endif 610 # define SPL_X(x) (void) splx(x) 611 # endif /* !USE_MUTEXES */ 612 613 # ifndef FREE_MB_T 614 # define FREE_MB_T(m) m_freem(m) 615 # endif 616 # ifndef ALLOC_MB_T 617 # ifdef MGETHDR 618 # define ALLOC_MB_T(m,l) do { \ 619 MGETHDR((m), M_DONTWAIT, MT_HEADER); \ 620 if ((m) != NULL) { \ 621 (m)->m_len = (l); \ 622 (m)->m_pkthdr.len = (l); \ 623 } \ 624 } while (0) 625 # else 626 # define ALLOC_MB_T(m,l) do { \ 627 MGET((m), M_DONTWAIT, MT_HEADER); \ 628 if ((m) != NULL) { \ 629 (m)->m_len = (l); \ 630 (m)->m_pkthdr.len = (l); \ 631 } \ 632 } while (0) 633 # endif 634 # endif 635 # ifndef PREP_MB_T 636 # define PREP_MB_T(f, m) do { \ 637 mb_t *_o = *(f)->fin_mp; \ 638 (m)->m_next = _o; \ 639 *(fin)->fin_mp = (m); \ 640 if (_o->m_flags & M_PKTHDR) { \ 641 (m)->m_pkthdr.len += \ 642 _o->m_pkthdr.len; \ 643 m_copy_rcvif((m), _o); \ 644 } \ 645 } while (0) 646 # endif 647 # ifndef M_DUP 648 # ifdef M_COPYALL 649 # define M_DUP(m) m_dup(m, 0, M_COPYALL, 0) 650 # else 651 # define M_DUP(m) m_dup(m) 652 # endif 653 # endif 654 655 # ifndef MTOD 656 # define MTOD(m,t) mtod(m,t) 657 # endif 658 659 # ifndef COPYIN 660 # define COPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 661 # define COPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 662 # endif 663 664 # ifndef KMALLOC 665 # define KMALLOC(a,b) (a) = (b)new_kmem_alloc(sizeof(*(a)), \ 666 KMEM_NOSLEEP) 667 # define KMALLOCS(a,b,c) (a) = (b)new_kmem_alloc((c), KMEM_NOSLEEP) 668 # endif 669 670 # ifndef GET_MINOR 671 # define GET_MINOR(x) minor(x) 672 # endif 673 # define PANIC(x,y) if (x) panic y 674 #endif /* _KERNEL */ 675 676 #if !defined(IFNAME) && !defined(_KERNEL) 677 # define IFNAME(x) get_ifname((struct ifnet *)x) 678 #endif 679 #ifndef COPYIFNAME 680 # define NEED_FRGETIFNAME 681 extern char *ipf_getifname(struct ifnet *, char *); 682 # define COPYIFNAME(v, x, b) \ 683 ipf_getifname((struct ifnet *)x, b) 684 #endif 685 686 #ifndef ASSERT 687 # ifdef _KERNEL 688 # define ASSERT(x) 689 # else 690 # define ASSERT(x) do { if (!(x)) abort(); } while (0) 691 # endif 692 #endif 693 694 #ifndef BCOPYIN 695 # define BCOPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 696 # define BCOPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 697 #endif 698 699 /* 700 * Because the ctype(3) posix definition, if used "safely" in code everywhere, 701 * would mean all normal code that walks through strings needed casts. Yuck. 702 */ 703 #define ISALNUM(x) isalnum((u_char)(x)) 704 #define ISALPHA(x) isalpha((u_char)(x)) 705 #define ISDIGIT(x) isdigit((u_char)(x)) 706 #define ISSPACE(x) isspace((u_char)(x)) 707 #define ISUPPER(x) isupper((u_char)(x)) 708 #define ISXDIGIT(x) isxdigit((u_char)(x)) 709 #define ISLOWER(x) islower((u_char)(x)) 710 #define TOUPPER(x) toupper((u_char)(x)) 711 #define TOLOWER(x) tolower((u_char)(x)) 712 713 /* 714 * If mutexes aren't being used, turn all the mutex functions into null-ops. 715 */ 716 #if !defined(USE_MUTEXES) 717 # define USE_SPL 1 718 # undef RW_DESTROY 719 # undef MUTEX_INIT 720 # undef MUTEX_NUKE 721 # undef MUTEX_DESTROY 722 # define MUTEX_ENTER(x) ; 723 # define READ_ENTER(x) ; 724 # define WRITE_ENTER(x) ; 725 # define MUTEX_DOWNGRADE(x) ; 726 # define RWLOCK_INIT(x, y) ; 727 # define RWLOCK_EXIT(x) ; 728 # define RW_DESTROY(x) ; 729 # define MUTEX_EXIT(x) ; 730 # define MUTEX_INIT(x,y) ; 731 # define MUTEX_DESTROY(x) ; 732 # define MUTEX_NUKE(x) ; 733 #endif /* !USE_MUTEXES */ 734 #ifndef ATOMIC_INC 735 # define ATOMIC_INC(x) (x)++ 736 # define ATOMIC_DEC(x) (x)-- 737 #endif 738 739 #if defined(USE_SPL) && defined(_KERNEL) 740 # define SPL_INT(x) int x 741 #else 742 # define SPL_INT(x) 743 #endif 744 745 /* 746 * If there are no atomic operations for bit sizes defined, define them to all 747 * use a generic one that works for all sizes. 748 */ 749 #ifndef ATOMIC_INCL 750 # define ATOMIC_INCL ATOMIC_INC 751 # define ATOMIC_INC64 ATOMIC_INC 752 # define ATOMIC_INC32 ATOMIC_INC 753 # define ATOMIC_DECL ATOMIC_DEC 754 # define ATOMIC_DEC64 ATOMIC_DEC 755 # define ATOMIC_DEC32 ATOMIC_DEC 756 #endif 757 758 #ifndef HDR_T_PRIVATE 759 typedef struct tcphdr tcphdr_t; 760 typedef struct udphdr udphdr_t; 761 #endif 762 typedef struct icmp icmphdr_t; 763 typedef struct ip ip_t; 764 typedef struct ether_header ether_header_t; 765 766 #ifndef FR_GROUPLEN 767 # define FR_GROUPLEN 16 768 #endif 769 770 #ifndef offsetof 771 # define offsetof(t,m) (size_t)((&((t *)0L)->m)) 772 #endif 773 #ifndef stsizeof 774 # define stsizeof(t,m) sizeof(((t *)0L)->m) 775 #endif 776 777 /* 778 * This set of macros has been brought about because on Tru64 it is not 779 * possible to easily assign or examine values in a structure that are 780 * bit fields. 781 */ 782 #ifndef IP_V 783 # define IP_V(x) (x)->ip_v 784 #endif 785 #ifndef IP_V_A 786 # define IP_V_A(x,y) (x)->ip_v = (y) 787 #endif 788 #ifndef IP_HL 789 # define IP_HL(x) (x)->ip_hl 790 #endif 791 #ifndef IP_HL_A 792 # define IP_HL_A(x,y) (x)->ip_hl = ((y) & 0xf) 793 #endif 794 #ifndef TCP_X2 795 # define TCP_X2(x) (x)->th_x2 796 #endif 797 #ifndef TCP_X2_A 798 # define TCP_X2_A(x,y) (x)->th_x2 = (y) 799 #endif 800 #ifndef TCP_OFF 801 # define TCP_OFF(x) (x)->th_off 802 #endif 803 #ifndef TCP_OFF_A 804 # define TCP_OFF_A(x,y) (x)->th_off = (y) 805 #endif 806 #define IPMINLEN(i, h) ((i)->ip_len >= (IP_HL(i) * 4 + sizeof(struct h))) 807 808 809 /* 810 * XXX - This is one of those *awful* hacks which nobody likes 811 */ 812 #ifdef ultrix 813 #define A_A 814 #else 815 #define A_A & 816 #endif 817 818 #define TCPF_ALL (TH_FIN|TH_SYN|TH_RST|TH_PUSH|TH_ACK|TH_URG|\ 819 TH_ECN|TH_CWR) 820 821 #if BSD_GE_YEAR(199306) && !defined(m_act) 822 # define m_act m_nextpkt 823 #endif 824 825 /* 826 * Security Options for Intenet Protocol (IPSO) as defined in RFC 1108. 827 * 828 * Basic Option 829 * 830 * 00000001 - (Reserved 4) 831 * 00111101 - Top Secret 832 * 01011010 - Secret 833 * 10010110 - Confidential 834 * 01100110 - (Reserved 3) 835 * 11001100 - (Reserved 2) 836 * 10101011 - Unclassified 837 * 11110001 - (Reserved 1) 838 */ 839 #define IPSO_CLASS_RES4 0x01 840 #define IPSO_CLASS_TOPS 0x3d 841 #define IPSO_CLASS_SECR 0x5a 842 #define IPSO_CLASS_CONF 0x96 843 #define IPSO_CLASS_RES3 0x66 844 #define IPSO_CLASS_RES2 0xcc 845 #define IPSO_CLASS_UNCL 0xab 846 #define IPSO_CLASS_RES1 0xf1 847 848 #define IPSO_AUTH_GENSER 0x80 849 #define IPSO_AUTH_ESI 0x40 850 #define IPSO_AUTH_SCI 0x20 851 #define IPSO_AUTH_NSA 0x10 852 #define IPSO_AUTH_DOE 0x08 853 #define IPSO_AUTH_UN 0x06 854 #define IPSO_AUTH_FTE 0x01 855 856 /* 857 * IP option #defines 858 */ 859 #undef IPOPT_RR 860 #define IPOPT_RR 7 861 #undef IPOPT_ZSU 862 #define IPOPT_ZSU 10 /* ZSU */ 863 #undef IPOPT_MTUP 864 #define IPOPT_MTUP 11 /* MTUP */ 865 #undef IPOPT_MTUR 866 #define IPOPT_MTUR 12 /* MTUR */ 867 #undef IPOPT_ENCODE 868 #define IPOPT_ENCODE 15 /* ENCODE */ 869 #undef IPOPT_TS 870 #define IPOPT_TS 68 871 #undef IPOPT_TR 872 #define IPOPT_TR 82 /* TR */ 873 #undef IPOPT_SECURITY 874 #define IPOPT_SECURITY 130 875 #undef IPOPT_LSRR 876 #define IPOPT_LSRR 131 877 #undef IPOPT_E_SEC 878 #define IPOPT_E_SEC 133 /* E-SEC */ 879 #undef IPOPT_CIPSO 880 #define IPOPT_CIPSO 134 /* CIPSO */ 881 #undef IPOPT_SATID 882 #define IPOPT_SATID 136 883 #ifndef IPOPT_SID 884 # define IPOPT_SID IPOPT_SATID 885 #endif 886 #undef IPOPT_SSRR 887 #define IPOPT_SSRR 137 888 #undef IPOPT_ADDEXT 889 #define IPOPT_ADDEXT 147 /* ADDEXT */ 890 #undef IPOPT_VISA 891 #define IPOPT_VISA 142 /* VISA */ 892 #undef IPOPT_IMITD 893 #define IPOPT_IMITD 144 /* IMITD */ 894 #undef IPOPT_EIP 895 #define IPOPT_EIP 145 /* EIP */ 896 #undef IPOPT_RTRALRT 897 #define IPOPT_RTRALRT 148 /* RTRALRT */ 898 #undef IPOPT_SDB 899 #define IPOPT_SDB 149 900 #undef IPOPT_NSAPA 901 #define IPOPT_NSAPA 150 902 #undef IPOPT_DPS 903 #define IPOPT_DPS 151 904 #undef IPOPT_UMP 905 #define IPOPT_UMP 152 906 #undef IPOPT_FINN 907 #define IPOPT_FINN 205 /* FINN */ 908 #undef IPOPT_AH 909 #define IPOPT_AH 256+IPPROTO_AH 910 911 #ifndef TCPOPT_EOL 912 # define TCPOPT_EOL 0 913 #endif 914 #ifndef TCPOPT_NOP 915 # define TCPOPT_NOP 1 916 #endif 917 #ifndef TCPOPT_MAXSEG 918 # define TCPOPT_MAXSEG 2 919 #endif 920 #ifndef TCPOLEN_MAXSEG 921 # define TCPOLEN_MAXSEG 4 922 #endif 923 #ifndef TCPOPT_WINDOW 924 # define TCPOPT_WINDOW 3 925 #endif 926 #ifndef TCPOLEN_WINDOW 927 # define TCPOLEN_WINDOW 3 928 #endif 929 #ifndef TCPOPT_SACK_PERMITTED 930 # define TCPOPT_SACK_PERMITTED 4 931 #endif 932 #ifndef TCPOLEN_SACK_PERMITTED 933 # define TCPOLEN_SACK_PERMITTED 2 934 #endif 935 #ifndef TCPOPT_SACK 936 # define TCPOPT_SACK 5 937 #endif 938 #ifndef TCPOPT_TIMESTAMP 939 # define TCPOPT_TIMESTAMP 8 940 #endif 941 942 #ifndef ICMP_MINLEN 943 # define ICMP_MINLEN 8 944 #endif 945 #ifndef ICMP_ECHOREPLY 946 # define ICMP_ECHOREPLY 0 947 #endif 948 #ifndef ICMP_UNREACH 949 # define ICMP_UNREACH 3 950 #endif 951 #ifndef ICMP_UNREACH_NET 952 # define ICMP_UNREACH_NET 0 953 #endif 954 #ifndef ICMP_UNREACH_HOST 955 # define ICMP_UNREACH_HOST 1 956 #endif 957 #ifndef ICMP_UNREACH_PROTOCOL 958 # define ICMP_UNREACH_PROTOCOL 2 959 #endif 960 #ifndef ICMP_UNREACH_PORT 961 # define ICMP_UNREACH_PORT 3 962 #endif 963 #ifndef ICMP_UNREACH_NEEDFRAG 964 # define ICMP_UNREACH_NEEDFRAG 4 965 #endif 966 #ifndef ICMP_UNREACH_SRCFAIL 967 # define ICMP_UNREACH_SRCFAIL 5 968 #endif 969 #ifndef ICMP_UNREACH_NET_UNKNOWN 970 # define ICMP_UNREACH_NET_UNKNOWN 6 971 #endif 972 #ifndef ICMP_UNREACH_HOST_UNKNOWN 973 # define ICMP_UNREACH_HOST_UNKNOWN 7 974 #endif 975 #ifndef ICMP_UNREACH_ISOLATED 976 # define ICMP_UNREACH_ISOLATED 8 977 #endif 978 #ifndef ICMP_UNREACH_NET_PROHIB 979 # define ICMP_UNREACH_NET_PROHIB 9 980 #endif 981 #ifndef ICMP_UNREACH_HOST_PROHIB 982 # define ICMP_UNREACH_HOST_PROHIB 10 983 #endif 984 #ifndef ICMP_UNREACH_TOSNET 985 # define ICMP_UNREACH_TOSNET 11 986 #endif 987 #ifndef ICMP_UNREACH_TOSHOST 988 # define ICMP_UNREACH_TOSHOST 12 989 #endif 990 #ifndef ICMP_UNREACH_ADMIN_PROHIBIT 991 # define ICMP_UNREACH_ADMIN_PROHIBIT 13 992 #endif 993 #ifndef ICMP_UNREACH_FILTER 994 # define ICMP_UNREACH_FILTER 13 995 #endif 996 #ifndef ICMP_UNREACH_HOST_PRECEDENCE 997 # define ICMP_UNREACH_HOST_PRECEDENCE 14 998 #endif 999 #ifndef ICMP_UNREACH_PRECEDENCE_CUTOFF 1000 # define ICMP_UNREACH_PRECEDENCE_CUTOFF 15 1001 #endif 1002 #ifndef ICMP_SOURCEQUENCH 1003 # define ICMP_SOURCEQUENCH 4 1004 #endif 1005 #ifndef ICMP_REDIRECT_NET 1006 # define ICMP_REDIRECT_NET 0 1007 #endif 1008 #ifndef ICMP_REDIRECT_HOST 1009 # define ICMP_REDIRECT_HOST 1 1010 #endif 1011 #ifndef ICMP_REDIRECT_TOSNET 1012 # define ICMP_REDIRECT_TOSNET 2 1013 #endif 1014 #ifndef ICMP_REDIRECT_TOSHOST 1015 # define ICMP_REDIRECT_TOSHOST 3 1016 #endif 1017 #ifndef ICMP_ALTHOSTADDR 1018 # define ICMP_ALTHOSTADDR 6 1019 #endif 1020 #ifndef ICMP_TIMXCEED 1021 # define ICMP_TIMXCEED 11 1022 #endif 1023 #ifndef ICMP_TIMXCEED_INTRANS 1024 # define ICMP_TIMXCEED_INTRANS 0 1025 #endif 1026 #ifndef ICMP_TIMXCEED_REASS 1027 # define ICMP_TIMXCEED_REASS 1 1028 #endif 1029 #ifndef ICMP_PARAMPROB 1030 # define ICMP_PARAMPROB 12 1031 #endif 1032 #ifndef ICMP_PARAMPROB_ERRATPTR 1033 # define ICMP_PARAMPROB_ERRATPTR 0 1034 #endif 1035 #ifndef ICMP_PARAMPROB_OPTABSENT 1036 # define ICMP_PARAMPROB_OPTABSENT 1 1037 #endif 1038 #ifndef ICMP_PARAMPROB_LENGTH 1039 # define ICMP_PARAMPROB_LENGTH 2 1040 #endif 1041 #ifndef ICMP_TSTAMP 1042 # define ICMP_TSTAMP 13 1043 #endif 1044 #ifndef ICMP_TSTAMPREPLY 1045 # define ICMP_TSTAMPREPLY 14 1046 #endif 1047 #ifndef ICMP_IREQ 1048 # define ICMP_IREQ 15 1049 #endif 1050 #ifndef ICMP_IREQREPLY 1051 # define ICMP_IREQREPLY 16 1052 #endif 1053 #ifndef ICMP_MASKREQ 1054 # define ICMP_MASKREQ 17 1055 #endif 1056 #ifndef ICMP_MASKREPLY 1057 # define ICMP_MASKREPLY 18 1058 #endif 1059 #ifndef ICMP_TRACEROUTE 1060 # define ICMP_TRACEROUTE 30 1061 #endif 1062 #ifndef ICMP_DATACONVERR 1063 # define ICMP_DATACONVERR 31 1064 #endif 1065 #ifndef ICMP_MOBILE_REDIRECT 1066 # define ICMP_MOBILE_REDIRECT 32 1067 #endif 1068 #ifndef ICMP_IPV6_WHEREAREYOU 1069 # define ICMP_IPV6_WHEREAREYOU 33 1070 #endif 1071 #ifndef ICMP_IPV6_IAMHERE 1072 # define ICMP_IPV6_IAMHERE 34 1073 #endif 1074 #ifndef ICMP_MOBILE_REGREQUEST 1075 # define ICMP_MOBILE_REGREQUEST 35 1076 #endif 1077 #ifndef ICMP_MOBILE_REGREPLY 1078 # define ICMP_MOBILE_REGREPLY 36 1079 #endif 1080 #ifndef ICMP_SKIP 1081 # define ICMP_SKIP 39 1082 #endif 1083 #ifndef ICMP_PHOTURIS 1084 # define ICMP_PHOTURIS 40 1085 #endif 1086 #ifndef ICMP_PHOTURIS_UNKNOWN_INDEX 1087 # define ICMP_PHOTURIS_UNKNOWN_INDEX 1 1088 #endif 1089 #ifndef ICMP_PHOTURIS_AUTH_FAILED 1090 # define ICMP_PHOTURIS_AUTH_FAILED 2 1091 #endif 1092 #ifndef ICMP_PHOTURIS_DECRYPT_FAILED 1093 # define ICMP_PHOTURIS_DECRYPT_FAILED 3 1094 #endif 1095 #ifndef IPVERSION 1096 # define IPVERSION 4 1097 #endif 1098 #ifndef IPOPT_MINOFF 1099 # define IPOPT_MINOFF 4 1100 #endif 1101 #ifndef IPOPT_COPIED 1102 # define IPOPT_COPIED(x) ((x)&0x80) 1103 #endif 1104 #ifndef IPOPT_EOL 1105 # define IPOPT_EOL 0 1106 #endif 1107 #ifndef IPOPT_NOP 1108 # define IPOPT_NOP 1 1109 #endif 1110 #ifndef IP_MF 1111 # define IP_MF ((u_short)0x2000) 1112 #endif 1113 #ifndef ETHERTYPE_IP 1114 # define ETHERTYPE_IP ((u_short)0x0800) 1115 #endif 1116 #ifndef TH_FIN 1117 # define TH_FIN 0x01 1118 #endif 1119 #ifndef TH_SYN 1120 # define TH_SYN 0x02 1121 #endif 1122 #ifndef TH_RST 1123 # define TH_RST 0x04 1124 #endif 1125 #ifndef TH_PUSH 1126 # define TH_PUSH 0x08 1127 #endif 1128 #ifndef TH_ACK 1129 # define TH_ACK 0x10 1130 #endif 1131 #ifndef TH_URG 1132 # define TH_URG 0x20 1133 #endif 1134 #undef TH_ACKMASK 1135 #define TH_ACKMASK (TH_FIN|TH_SYN|TH_RST|TH_ACK) 1136 1137 #ifndef IPOPT_EOL 1138 # define IPOPT_EOL 0 1139 #endif 1140 #ifndef IPOPT_NOP 1141 # define IPOPT_NOP 1 1142 #endif 1143 #ifndef IPOPT_RR 1144 # define IPOPT_RR 7 1145 #endif 1146 #ifndef IPOPT_TS 1147 # define IPOPT_TS 68 1148 #endif 1149 #ifndef IPOPT_SECURITY 1150 # define IPOPT_SECURITY 130 1151 #endif 1152 #ifndef IPOPT_LSRR 1153 # define IPOPT_LSRR 131 1154 #endif 1155 #ifndef IPOPT_SATID 1156 # define IPOPT_SATID 136 1157 #endif 1158 #ifndef IPOPT_SSRR 1159 # define IPOPT_SSRR 137 1160 #endif 1161 #ifndef IPOPT_SECUR_UNCLASS 1162 # define IPOPT_SECUR_UNCLASS ((u_short)0x0000) 1163 #endif 1164 #ifndef IPOPT_SECUR_CONFID 1165 # define IPOPT_SECUR_CONFID ((u_short)0xf135) 1166 #endif 1167 #ifndef IPOPT_SECUR_EFTO 1168 # define IPOPT_SECUR_EFTO ((u_short)0x789a) 1169 #endif 1170 #ifndef IPOPT_SECUR_MMMM 1171 # define IPOPT_SECUR_MMMM ((u_short)0xbc4d) 1172 #endif 1173 #ifndef IPOPT_SECUR_RESTR 1174 # define IPOPT_SECUR_RESTR ((u_short)0xaf13) 1175 #endif 1176 #ifndef IPOPT_SECUR_SECRET 1177 # define IPOPT_SECUR_SECRET ((u_short)0xd788) 1178 #endif 1179 #ifndef IPOPT_SECUR_TOPSECRET 1180 # define IPOPT_SECUR_TOPSECRET ((u_short)0x6bc5) 1181 #endif 1182 #ifndef IPOPT_OLEN 1183 # define IPOPT_OLEN 1 1184 #endif 1185 #ifndef IPPROTO_HOPOPTS 1186 # define IPPROTO_HOPOPTS 0 1187 #endif 1188 #ifndef IPPROTO_IPIP 1189 # define IPPROTO_IPIP 4 1190 #endif 1191 #ifndef IPPROTO_ENCAP 1192 # define IPPROTO_ENCAP 98 1193 #endif 1194 #ifndef IPPROTO_IPV6 1195 # define IPPROTO_IPV6 41 1196 #endif 1197 #ifndef IPPROTO_ROUTING 1198 # define IPPROTO_ROUTING 43 1199 #endif 1200 #ifndef IPPROTO_FRAGMENT 1201 # define IPPROTO_FRAGMENT 44 1202 #endif 1203 #ifndef IPPROTO_GRE 1204 # define IPPROTO_GRE 47 /* GRE encaps RFC 1701 */ 1205 #endif 1206 #ifndef IPPROTO_ESP 1207 # define IPPROTO_ESP 50 1208 #endif 1209 #ifndef IPPROTO_AH 1210 # define IPPROTO_AH 51 1211 #endif 1212 #ifndef IPPROTO_ICMPV6 1213 # define IPPROTO_ICMPV6 58 1214 #endif 1215 #ifndef IPPROTO_NONE 1216 # define IPPROTO_NONE 59 1217 #endif 1218 #ifndef IPPROTO_DSTOPTS 1219 # define IPPROTO_DSTOPTS 60 1220 #endif 1221 #ifndef IPPROTO_MOBILITY 1222 # define IPPROTO_MOBILITY 135 1223 #endif 1224 1225 #ifndef ICMP_ROUTERADVERT 1226 # define ICMP_ROUTERADVERT 9 1227 #endif 1228 #ifndef ICMP_ROUTERSOLICIT 1229 # define ICMP_ROUTERSOLICIT 10 1230 #endif 1231 #ifndef ICMP6_DST_UNREACH 1232 # define ICMP6_DST_UNREACH 1 1233 #endif 1234 #ifndef ICMP6_PACKET_TOO_BIG 1235 # define ICMP6_PACKET_TOO_BIG 2 1236 #endif 1237 #ifndef ICMP6_TIME_EXCEEDED 1238 # define ICMP6_TIME_EXCEEDED 3 1239 #endif 1240 #ifndef ICMP6_PARAM_PROB 1241 # define ICMP6_PARAM_PROB 4 1242 #endif 1243 1244 #ifndef ICMP6_ECHO_REQUEST 1245 # define ICMP6_ECHO_REQUEST 128 1246 #endif 1247 #ifndef ICMP6_ECHO_REPLY 1248 # define ICMP6_ECHO_REPLY 129 1249 #endif 1250 #ifndef ICMP6_MEMBERSHIP_QUERY 1251 # define ICMP6_MEMBERSHIP_QUERY 130 1252 #endif 1253 #ifndef MLD6_LISTENER_QUERY 1254 # define MLD6_LISTENER_QUERY 130 1255 #endif 1256 #ifndef ICMP6_MEMBERSHIP_REPORT 1257 # define ICMP6_MEMBERSHIP_REPORT 131 1258 #endif 1259 #ifndef MLD6_LISTENER_REPORT 1260 # define MLD6_LISTENER_REPORT 131 1261 #endif 1262 #ifndef ICMP6_MEMBERSHIP_REDUCTION 1263 # define ICMP6_MEMBERSHIP_REDUCTION 132 1264 #endif 1265 #ifndef MLD6_LISTENER_DONE 1266 # define MLD6_LISTENER_DONE 132 1267 #endif 1268 #ifndef ND_ROUTER_SOLICIT 1269 # define ND_ROUTER_SOLICIT 133 1270 #endif 1271 #ifndef ND_ROUTER_ADVERT 1272 # define ND_ROUTER_ADVERT 134 1273 #endif 1274 #ifndef ND_NEIGHBOR_SOLICIT 1275 # define ND_NEIGHBOR_SOLICIT 135 1276 #endif 1277 #ifndef ND_NEIGHBOR_ADVERT 1278 # define ND_NEIGHBOR_ADVERT 136 1279 #endif 1280 #ifndef ND_REDIRECT 1281 # define ND_REDIRECT 137 1282 #endif 1283 #ifndef ICMP6_ROUTER_RENUMBERING 1284 # define ICMP6_ROUTER_RENUMBERING 138 1285 #endif 1286 #ifndef ICMP6_WRUREQUEST 1287 # define ICMP6_WRUREQUEST 139 1288 #endif 1289 #ifndef ICMP6_WRUREPLY 1290 # define ICMP6_WRUREPLY 140 1291 #endif 1292 #ifndef ICMP6_FQDN_QUERY 1293 # define ICMP6_FQDN_QUERY 139 1294 #endif 1295 #ifndef ICMP6_FQDN_REPLY 1296 # define ICMP6_FQDN_REPLY 140 1297 #endif 1298 #ifndef ICMP6_NI_QUERY 1299 # define ICMP6_NI_QUERY 139 1300 #endif 1301 #ifndef ICMP6_NI_REPLY 1302 # define ICMP6_NI_REPLY 140 1303 #endif 1304 #ifndef MLD6_MTRACE_RESP 1305 # define MLD6_MTRACE_RESP 200 1306 #endif 1307 #ifndef MLD6_MTRACE 1308 # define MLD6_MTRACE 201 1309 #endif 1310 #ifndef ICMP6_HADISCOV_REQUEST 1311 # define ICMP6_HADISCOV_REQUEST 202 1312 #endif 1313 #ifndef ICMP6_HADISCOV_REPLY 1314 # define ICMP6_HADISCOV_REPLY 203 1315 #endif 1316 #ifndef ICMP6_MOBILEPREFIX_SOLICIT 1317 # define ICMP6_MOBILEPREFIX_SOLICIT 204 1318 #endif 1319 #ifndef ICMP6_MOBILEPREFIX_ADVERT 1320 # define ICMP6_MOBILEPREFIX_ADVERT 205 1321 #endif 1322 #ifndef ICMP6_MAXTYPE 1323 # define ICMP6_MAXTYPE 205 1324 #endif 1325 1326 #ifndef ICMP6_DST_UNREACH_NOROUTE 1327 # define ICMP6_DST_UNREACH_NOROUTE 0 1328 #endif 1329 #ifndef ICMP6_DST_UNREACH_ADMIN 1330 # define ICMP6_DST_UNREACH_ADMIN 1 1331 #endif 1332 #ifndef ICMP6_DST_UNREACH_NOTNEIGHBOR 1333 # define ICMP6_DST_UNREACH_NOTNEIGHBOR 2 1334 #endif 1335 #ifndef ICMP6_DST_UNREACH_BEYONDSCOPE 1336 # define ICMP6_DST_UNREACH_BEYONDSCOPE 2 1337 #endif 1338 #ifndef ICMP6_DST_UNREACH_ADDR 1339 # define ICMP6_DST_UNREACH_ADDR 3 1340 #endif 1341 #ifndef ICMP6_DST_UNREACH_NOPORT 1342 # define ICMP6_DST_UNREACH_NOPORT 4 1343 #endif 1344 #ifndef ICMP6_TIME_EXCEED_TRANSIT 1345 # define ICMP6_TIME_EXCEED_TRANSIT 0 1346 #endif 1347 #ifndef ICMP6_TIME_EXCEED_REASSEMBLY 1348 # define ICMP6_TIME_EXCEED_REASSEMBLY 1 1349 #endif 1350 1351 #ifndef ICMP6_NI_SUCCESS 1352 # define ICMP6_NI_SUCCESS 0 1353 #endif 1354 #ifndef ICMP6_NI_REFUSED 1355 # define ICMP6_NI_REFUSED 1 1356 #endif 1357 #ifndef ICMP6_NI_UNKNOWN 1358 # define ICMP6_NI_UNKNOWN 2 1359 #endif 1360 1361 #ifndef ICMP6_ROUTER_RENUMBERING_COMMAND 1362 # define ICMP6_ROUTER_RENUMBERING_COMMAND 0 1363 #endif 1364 #ifndef ICMP6_ROUTER_RENUMBERING_RESULT 1365 # define ICMP6_ROUTER_RENUMBERING_RESULT 1 1366 #endif 1367 #ifndef ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 1368 # define ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 255 1369 #endif 1370 1371 #ifndef ICMP6_PARAMPROB_HEADER 1372 # define ICMP6_PARAMPROB_HEADER 0 1373 #endif 1374 #ifndef ICMP6_PARAMPROB_NEXTHEADER 1375 # define ICMP6_PARAMPROB_NEXTHEADER 1 1376 #endif 1377 #ifndef ICMP6_PARAMPROB_OPTION 1378 # define ICMP6_PARAMPROB_OPTION 2 1379 #endif 1380 1381 #ifndef ICMP6_NI_SUBJ_IPV6 1382 # define ICMP6_NI_SUBJ_IPV6 0 1383 #endif 1384 #ifndef ICMP6_NI_SUBJ_FQDN 1385 # define ICMP6_NI_SUBJ_FQDN 1 1386 #endif 1387 #ifndef ICMP6_NI_SUBJ_IPV4 1388 # define ICMP6_NI_SUBJ_IPV4 2 1389 #endif 1390 1391 #ifndef MLD_MTRACE_RESP 1392 # define MLD_MTRACE_RESP 200 1393 #endif 1394 #ifndef MLD_MTRACE 1395 # define MLD_MTRACE 201 1396 #endif 1397 #ifndef MLD6_MTRACE_RESP 1398 # define MLD6_MTRACE_RESP MLD_MTRACE_RESP 1399 #endif 1400 #ifndef MLD6_MTRACE 1401 # define MLD6_MTRACE MLD_MTRACE 1402 #endif 1403 1404 #if !defined(IPV6_FLOWINFO_MASK) 1405 # if (BYTE_ORDER == BIG_ENDIAN) || defined(_BIG_ENDIAN) 1406 # define IPV6_FLOWINFO_MASK 0x0fffffff /* flow info (28 bits) */ 1407 # else 1408 # if(BYTE_ORDER == LITTLE_ENDIAN) || !defined(_BIG_ENDIAN) 1409 # define IPV6_FLOWINFO_MASK 0xffffff0f /* flow info (28 bits) */ 1410 # endif /* LITTLE_ENDIAN */ 1411 # endif 1412 #endif 1413 #if !defined(IPV6_FLOWLABEL_MASK) 1414 # if (BYTE_ORDER == BIG_ENDIAN) || defined(_BIG_ENDIAN) 1415 # define IPV6_FLOWLABEL_MASK 0x000fffff /* flow label (20 bits) */ 1416 # else 1417 # if (BYTE_ORDER == LITTLE_ENDIAN) || !defined(_BIG_ENDIAN) 1418 # define IPV6_FLOWLABEL_MASK 0xffff0f00 /* flow label (20 bits) */ 1419 # endif /* LITTLE_ENDIAN */ 1420 # endif 1421 #endif 1422 1423 /* 1424 * ECN is a new addition to TCP - RFC 2481 1425 */ 1426 #ifndef TH_ECN 1427 # define TH_ECN 0x40 1428 #endif 1429 #ifndef TH_CWR 1430 # define TH_CWR 0x80 1431 #endif 1432 #define TH_ECNALL (TH_ECN|TH_CWR) 1433 1434 /* 1435 * TCP States 1436 */ 1437 #define IPF_TCPS_LISTEN 0 /* listening for connection */ 1438 #define IPF_TCPS_SYN_SENT 1 /* active, have sent syn */ 1439 #define IPF_TCPS_SYN_RECEIVED 2 /* have send and received syn */ 1440 #define IPF_TCPS_HALF_ESTAB 3 /* for connections not fully "up" */ 1441 /* states < IPF_TCPS_ESTABLISHED are those where connections not established */ 1442 #define IPF_TCPS_ESTABLISHED 4 /* established */ 1443 #define IPF_TCPS_CLOSE_WAIT 5 /* rcvd fin, waiting for close */ 1444 /* states > IPF_TCPS_CLOSE_WAIT are those where user has closed */ 1445 #define IPF_TCPS_FIN_WAIT_1 6 /* have closed, sent fin */ 1446 #define IPF_TCPS_CLOSING 7 /* closed xchd FIN; await FIN ACK */ 1447 #define IPF_TCPS_LAST_ACK 8 /* had fin and close; await FIN ACK */ 1448 /* states > IPF_TCPS_CLOSE_WAIT && < IPF_TCPS_FIN_WAIT_2 await ACK of FIN */ 1449 #define IPF_TCPS_FIN_WAIT_2 9 /* have closed, fin is acked */ 1450 #define IPF_TCPS_TIME_WAIT 10 /* in 2*msl quiet wait after close */ 1451 #define IPF_TCPS_CLOSED 11 /* closed */ 1452 #define IPF_TCP_NSTATES 12 1453 1454 #define TCP_MSL 120 1455 1456 #undef ICMP_MAX_UNREACH 1457 #define ICMP_MAX_UNREACH 14 1458 #undef ICMP_MAXTYPE 1459 #define ICMP_MAXTYPE 18 1460 1461 #ifndef IFNAMSIZ 1462 #define IFNAMSIZ 16 1463 #endif 1464 1465 #ifndef LOG_FTP 1466 # define LOG_FTP (11<<3) 1467 #endif 1468 #ifndef LOG_AUTHPRIV 1469 # define LOG_AUTHPRIV (10<<3) 1470 #endif 1471 #ifndef LOG_AUDIT 1472 # define LOG_AUDIT (13<<3) 1473 #endif 1474 #ifndef LOG_NTP 1475 # define LOG_NTP (12<<3) 1476 #endif 1477 #ifndef LOG_SECURITY 1478 # define LOG_SECURITY (13<<3) 1479 #endif 1480 #ifndef LOG_LFMT 1481 # define LOG_LFMT (14<<3) 1482 #endif 1483 #ifndef LOG_CONSOLE 1484 # define LOG_CONSOLE (14<<3) 1485 #endif 1486 1487 /* 1488 * ICMP error replies have an IP header (20 bytes), 8 bytes of ICMP data, 1489 * another IP header and then 64 bits of data, totalling 56. Of course, 1490 * the last 64 bits is dependent on that being available. 1491 */ 1492 #define ICMPERR_ICMPHLEN 8 1493 #define ICMPERR_IPICMPHLEN (20 + 8) 1494 #define ICMPERR_MINPKTLEN (20 + 8 + 20) 1495 #define ICMPERR_MAXPKTLEN (20 + 8 + 20 + 8) 1496 #define ICMP6ERR_MINPKTLEN (40 + 8) 1497 #define ICMP6ERR_IPICMPHLEN (40 + 8 + 40) 1498 1499 #ifndef MIN 1500 # define MIN(a,b) (((a)<(b))?(a):(b)) 1501 #endif 1502 1503 #ifdef RESCUE 1504 # undef IPFILTER_BPF 1505 #endif 1506 1507 #ifdef IPF_DEBUG 1508 # define DPRINT(x) printf x 1509 #else 1510 # define DPRINT(x) 1511 #endif 1512 1513 #ifndef AF_INET6 1514 # define AF_INET6 26 1515 #endif 1516 1517 #ifdef DTRACE_PROBE 1518 # ifdef _KERNEL 1519 # define DT(_n) DTRACE_PROBE(_n) 1520 # define DT1(_n,_a,_b) DTRACE_PROBE1(_n,_a,_b) 1521 # define DT2(_n,_a,_b,_c,_d) DTRACE_PROBE2(_n,_a,_b,_c,_d) 1522 # define DT3(_n,_a,_b,_c,_d,_e,_f) \ 1523 DTRACE_PROBE3(_n,_a,_b,_c,_d,_e,_f) 1524 # define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) \ 1525 DTRACE_PROBE4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 1526 # else 1527 # define DT(_n) 1528 # define DT1(_n,_a,_b) 1529 # define DT2(_n,_a,_b,_c,_d) 1530 # define DT3(_n,_a,_b,_c,_d,_e,_f) 1531 # define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 1532 # endif 1533 #else 1534 # define DT(_n) 1535 # define DT1(_n,_a,_b) 1536 # define DT2(_n,_a,_b,_c,_d) 1537 # define DT3(_n,_a,_b,_c,_d,_e,_f) 1538 # define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 1539 #endif 1540 1541 struct ip6_routing { 1542 u_char ip6r_nxt; /* next header */ 1543 u_char ip6r_len; /* length in units of 8 octets */ 1544 u_char ip6r_type; /* always zero */ 1545 u_char ip6r_segleft; /* segments left */ 1546 u_32_t ip6r_reserved; /* reserved field */ 1547 }; 1548 1549 #endif /* __IP_COMPAT_H__ */ 1550
Indexes created Mon Sep 22 21:09:42 GMT 2025