153642Sguido/* 2255332Scy * Copyright (C) 2012 by Darren Reed. 353642Sguido * 480482Sdarrenr * See the IPFILTER.LICENCE file for details on licencing. 553642Sguido * 653642Sguido * @(#)ip_compat.h 1.8 1/14/96 757126Sguido * $FreeBSD: stable/11/sys/contrib/ipfilter/netinet/ip_compat.h 369277 2021-02-16 00:48:38Z cy $ 8172776Sdarrenr * Id: ip_compat.h,v 2.142.2.57 2007/10/10 09:51:42 darrenr Exp $ 953642Sguido */ 1053642Sguido 1153642Sguido#ifndef __IP_COMPAT_H__ 1253642Sguido#define __IP_COMPAT_H__ 1353642Sguido 1453642Sguido#if defined(_KERNEL) || defined(KERNEL) || defined(__KERNEL__) 1553642Sguido# undef KERNEL 1653642Sguido# undef _KERNEL 1753642Sguido# undef __KERNEL__ 1853642Sguido# define KERNEL 1953642Sguido# define _KERNEL 2053642Sguido# define __KERNEL__ 2153642Sguido#endif 2253642Sguido 23305138Sdim#ifndef SOLARIS 24344833Scy# if defined(sun) && defined(__SVR4) 25305138Sdim# define SOLARIS 1 26305138Sdim# else 27305138Sdim# define SOLARIS 0 28305138Sdim# endif 29305138Sdim#endif 30145522Sdarrenr 31145522Sdarrenr 32344833Scy#if defined(__SVR4) 33145522Sdarrenr# define index strchr 34145522Sdarrenr# if !defined(_KERNEL) 3553642Sguido# define bzero(a,b) memset(a,0,b) 3653642Sguido# define bcmp memcmp 3753642Sguido# define bcopy(a,b,c) memmove(b,a,c) 3853642Sguido# endif 3953642Sguido#endif 4053642Sguido 41145522Sdarrenr#ifndef LIFNAMSIZ 42145522Sdarrenr# ifdef IF_NAMESIZE 4392685Sdarrenr# define LIFNAMSIZ IF_NAMESIZE 4492685Sdarrenr# else 4592685Sdarrenr# ifdef IFNAMSIZ 4692685Sdarrenr# define LIFNAMSIZ IFNAMSIZ 4792685Sdarrenr# else 4892685Sdarrenr# define LIFNAMSIZ 16 4992685Sdarrenr# endif 5092685Sdarrenr# endif 5192685Sdarrenr#endif 5292685Sdarrenr 53145522Sdarrenr 5453642Sguido# define IPL_EXTERN(ep) ipl##ep 5553642Sguido 5692685Sdarrenr/* 5792685Sdarrenr * This is a workaround for <sys/uio.h> troubles on FreeBSD and OpenBSD. 5892685Sdarrenr */ 59369246Scy#ifndef _KERNEL 60369246Scy# define ADD_KERNEL 61369246Scy# define _KERNEL 62369246Scy# define KERNEL 63369246Scy#endif 64369246Scy#include <sys/uio.h> 65369246Scy#ifdef ADD_KERNEL 66369246Scy# undef _KERNEL 67369246Scy# undef KERNEL 68369246Scy#endif 6992685Sdarrenr 70255332Scy#define NETBSD_GE_REV(x) (defined(__NetBSD_Version__) && \ 71255332Scy (__NetBSD_Version__ >= (x))) 72255332Scy#define NETBSD_GT_REV(x) (defined(__NetBSD_Version__) && \ 73255332Scy (__NetBSD_Version__ > (x))) 74255332Scy#define NETBSD_LT_REV(x) (defined(__NetBSD_Version__) && \ 75255332Scy (__NetBSD_Version__ < (x))) 76145522Sdarrenr 77145522Sdarrenr 78145522Sdarrenr/* ----------------------------------------------------------------------- */ 79145522Sdarrenr/* F R E E B S D */ 80145522Sdarrenr/* ----------------------------------------------------------------------- */ 81369246Scy#define HAS_SYS_MD5_H 1 82369246Scy#if defined(_KERNEL) 83369246Scy# include "opt_bpf.h" 84369246Scy# include "opt_inet6.h" 85369246Scy# if defined(INET6) && !defined(USE_INET6) 86369246Scy# define USE_INET6 8760857Sdarrenr# endif 88369246Scy#else 89369246Scy# if !defined(USE_INET6) && !defined(NOINET6) 90369246Scy# define USE_INET6 91369246Scy# endif 92369246Scy#endif 93145522Sdarrenr 94369246Scy#if defined(_KERNEL) 95369246Scy# include <netinet/ip_var.h> 96369246Scy# define p_cred td_ucred 97369246Scy# define p_uid td_ucred->cr_ruid 98255332Scy 9953642Sguido/* 100145522Sdarrenr * When #define'd, the 5.2.1 kernel panics when used with the ftp proxy. 101145522Sdarrenr * There may be other, safe, kernels but this is not extensively tested yet. 10253642Sguido */ 103369246Scy# define HAVE_M_PULLDOWN 104369277Scy# if !defined(IPFILTER_LKM) && defined(__FreeBSD__) 105369246Scy# include "opt_ipfilter.h" 106369246Scy# endif 107369246Scy# define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c)) 108369246Scy# define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c)) 109145522Sdarrenr 110369246Scy#else 111369246Scy# include <inttypes.h> 112369246Scy#endif /* _KERNEL */ 113145522Sdarrenr 114369246Scy#include <sys/selinfo.h> 115369246Scy#include <sys/lock.h> 116369246Scy#include <sys/malloc.h> 117369246Scy#include <sys/mutex.h> 118369246Scy#define KRWLOCK_FILL_SZ 56 119369246Scy#define KMUTEX_FILL_SZ 56 120369246Scy#include <sys/rwlock.h> 121369246Scy#define KMUTEX_T struct mtx 122369246Scy#define KRWLOCK_T struct rwlock 123281192Sglebius 124281192Sglebius#ifdef _KERNEL 125369246Scy# define READ_ENTER(x) rw_rlock(&(x)->ipf_lk) 126369246Scy# define WRITE_ENTER(x) rw_wlock(&(x)->ipf_lk) 127369246Scy# define MUTEX_DOWNGRADE(x) rw_downgrade(&(x)->ipf_lk) 128369246Scy# define MUTEX_TRY_UPGRADE(x) rw_try_upgrade(&(x)->ipf_lk) 129369246Scy# define RWLOCK_INIT(x,y) rw_init(&(x)->ipf_lk, (y)) 130369246Scy# define RW_DESTROY(x) rw_destroy(&(x)->ipf_lk) 131369246Scy# define RWLOCK_EXIT(x) do { \ 132172776Sdarrenr if (rw_wowned(&(x)->ipf_lk)) \ 133255332Scy rw_wunlock(&(x)->ipf_lk); \ 134255332Scy else \ 135172776Sdarrenr rw_runlock(&(x)->ipf_lk); \ 136172776Sdarrenr } while (0) 137369246Scy# include <net/if_var.h> 138369246Scy# define GETKTIME(x) microtime((struct timeval *)x) 139145522Sdarrenr 140369246Scy# include <netinet/in_systm.h> 141369246Scy# include <netinet/ip.h> 142369246Scy# include <machine/in_cksum.h> 143145522Sdarrenr 144369246Scy# define USE_MUTEXES 145369246Scy# define MUTEX_ENTER(x) mtx_lock(&(x)->ipf_lk) 146369246Scy# define MUTEX_EXIT(x) mtx_unlock(&(x)->ipf_lk) 147369246Scy# define MUTEX_INIT(x,y) mtx_init(&(x)->ipf_lk, (y), NULL,\ 148145522Sdarrenr MTX_DEF) 149369246Scy# define MUTEX_DESTROY(x) mtx_destroy(&(x)->ipf_lk) 150369246Scy# define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 151255332Scy/* 152255332Scy * Whilst the sx(9) locks on FreeBSD have the right semantics and interface 153255332Scy * for what we want to use them for, despite testing showing they work - 154255332Scy * with a WITNESS kernel, it generates LOR messages. 155255332Scy */ 156369246Scy# include <machine/atomic.h> 157369246Scy# define ATOMIC_INC(x) { mtx_lock(&softc->ipf_rw.ipf_lk); (x)++; \ 158255332Scy mtx_unlock(&softc->ipf_rw.ipf_lk); } 159369246Scy# define ATOMIC_DEC(x) { mtx_lock(&softc->ipf_rw.ipf_lk); (x)--; \ 160255332Scy mtx_unlock(&softc->ipf_rw.ipf_lk); } 161369246Scy# define ATOMIC_INCL(x) atomic_add_long(&(x), 1) 162369246Scy# define ATOMIC_INC64(x) ATOMIC_INC(x) 163369246Scy# define ATOMIC_INC32(x) atomic_add_32((u_int *)&(x), 1) 164369246Scy# define ATOMIC_DECL(x) atomic_add_long(&(x), -1) 165369246Scy# define ATOMIC_DEC64(x) ATOMIC_DEC(x) 166369246Scy# define ATOMIC_DEC32(x) atomic_add_32((u_int *)&(x), -1) 167369246Scy# define SPL_X(x) ; 168369246Scy# define SPL_NET(x) ; 169369246Scy# define SPL_IMP(x) ; 170369246Scy# define SPL_SCHED(x) ; 171369246Scy# define GET_MINOR dev2unit 172369246Scy# define MSGDSIZE(m) mbufchainlen(m) 173369246Scy# define M_LEN(m) (m)->m_len 174369246Scy# define M_ADJ(m,x) m_adj(m, x) 175369246Scy# define M_COPY(x) m_copy((x), 0, M_COPYALL) 176369246Scy# define M_DUP(m) m_dup(m, M_NOWAIT) 177369246Scy# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); } 178145522Sdarrenrtypedef struct mbuf mb_t; 179145522Sdarrenr 180281192Sglebius#else /* !_KERNEL */ 181369246Scy# ifndef _NET_IF_VAR_H_ 182281192Sglebius/* 183281192Sglebius * Userland emulation of struct ifnet. 184281192Sglebius */ 185281192Sglebiusstruct route; 186281192Sglebiusstruct mbuf; 187281192Sglebiusstruct ifnet { 188281192Sglebius char if_xname[IFNAMSIZ]; 189281192Sglebius TAILQ_HEAD(, ifaddr) if_addrlist; 190281192Sglebius int (*if_output)(struct ifnet *, struct mbuf *, 191281192Sglebius const struct sockaddr *, struct route *); 192281192Sglebius}; 193369246Scy# endif /* _NET_IF_VAR_H_ */ 194281192Sglebius#endif /* _KERNEL */ 195145522Sdarrenr 196369246Scy#define IFNAME(x) ((struct ifnet *)x)->if_xname 197369246Scy#define COPYIFNAME(v, x, b) \ 198369246Scy (void) strncpy(b, \ 199369246Scy ((struct ifnet *)x)->if_xname, \ 200369246Scy LIFNAMSIZ) 201281192Sglebius 202145522Sdarrenrtypedef u_long ioctlcmd_t; 203145522Sdarrenrtypedef struct uio uio_t; 204145522Sdarrenrtypedef int minor_t; 205145522Sdarrenrtypedef u_int32_t u_32_t; 206145522Sdarrenr# define U_32_T 1 207145522Sdarrenr 208145522Sdarrenr 209145522Sdarrenr/* ----------------------------------------------------------------------- */ 210145522Sdarrenr/* G E N E R I C */ 211145522Sdarrenr/* ----------------------------------------------------------------------- */ 212145522Sdarrenr 213145522Sdarrenr/* 214145522Sdarrenr * For BSD kernels, if bpf is in the kernel, enable ipfilter to use bpf in 215145522Sdarrenr * filter rules. 216145522Sdarrenr */ 217153876Sguido#if !defined(IPFILTER_BPF) 218153876Sguido# if (defined(NBPF) && (NBPF > 0)) || (defined(DEV_BPF) && (DEV_BPF > 0)) || \ 219153876Sguido (defined(NBPFILTER) && (NBPFILTER > 0)) 220153876Sguido# define IPFILTER_BPF 221153876Sguido# endif 222145522Sdarrenr#endif 223145522Sdarrenr 224145522Sdarrenr/* 225145522Sdarrenr * Userland locking primitives 226145522Sdarrenr */ 227255332Scy#ifndef _KERNEL 228369246Scy# if !defined(KMUTEX_FILL_SZ) 229369246Scy# define KMUTEX_FILL_SZ 1 230369246Scy# endif 231369246Scy# if !defined(KRWLOCK_FILL_SZ) 232369246Scy# define KRWLOCK_FILL_SZ 1 233369246Scy# endif 234255332Scy#endif 235255332Scy 236145522Sdarrenrtypedef struct { 237145522Sdarrenr char *eMm_owner; 238145522Sdarrenr char *eMm_heldin; 239145522Sdarrenr u_int eMm_magic; 240145522Sdarrenr int eMm_held; 241145522Sdarrenr int eMm_heldat; 242145522Sdarrenr} eMmutex_t; 243145522Sdarrenr 244145522Sdarrenrtypedef struct { 245145522Sdarrenr char *eMrw_owner; 246145522Sdarrenr char *eMrw_heldin; 247145522Sdarrenr u_int eMrw_magic; 248145522Sdarrenr short eMrw_read; 249145522Sdarrenr short eMrw_write; 250145522Sdarrenr int eMrw_heldat; 251145522Sdarrenr} eMrwlock_t; 252145522Sdarrenr 253145522Sdarrenrtypedef union { 254255332Scy char _fill[KMUTEX_FILL_SZ]; 255145522Sdarrenr#ifdef KMUTEX_T 256145522Sdarrenr struct { 257145522Sdarrenr KMUTEX_T ipf_slk; 258255332Scy const char *ipf_lname; 259145522Sdarrenr } ipf_lkun_s; 260145522Sdarrenr#endif 261145522Sdarrenr eMmutex_t ipf_emu; 262145522Sdarrenr} ipfmutex_t; 263145522Sdarrenr 264145522Sdarrenrtypedef union { 265255332Scy char _fill[KRWLOCK_FILL_SZ]; 266145522Sdarrenr#ifdef KRWLOCK_T 267145522Sdarrenr struct { 268145522Sdarrenr KRWLOCK_T ipf_slk; 269255332Scy const char *ipf_lname; 270145522Sdarrenr int ipf_sr; 271145522Sdarrenr int ipf_sw; 272145522Sdarrenr u_int ipf_magic; 273145522Sdarrenr } ipf_lkun_s; 274145522Sdarrenr#endif 275145522Sdarrenr eMrwlock_t ipf_emu; 276145522Sdarrenr} ipfrwlock_t; 277145522Sdarrenr 278145522Sdarrenr#define ipf_lk ipf_lkun_s.ipf_slk 279145522Sdarrenr#define ipf_lname ipf_lkun_s.ipf_lname 280145522Sdarrenr#define ipf_isr ipf_lkun_s.ipf_sr 281145522Sdarrenr#define ipf_isw ipf_lkun_s.ipf_sw 282145522Sdarrenr#define ipf_magic ipf_lkun_s.ipf_magic 283145522Sdarrenr 284369277Scy#if !defined(__GNUC__) || defined(__FreeBSD__) 285145522Sdarrenr# ifndef INLINE 286145522Sdarrenr# define INLINE 287145522Sdarrenr# endif 288145522Sdarrenr#else 289145522Sdarrenr# define INLINE __inline__ 290145522Sdarrenr#endif 291145522Sdarrenr 292369277Scy#if defined(__FreeBSD__) && defined(_KERNEL) 293255332Scy CTASSERT(sizeof(ipfrwlock_t) == KRWLOCK_FILL_SZ); 294255332Scy CTASSERT(sizeof(ipfmutex_t) == KMUTEX_FILL_SZ); 295145522Sdarrenr#endif 296145522Sdarrenr 297255332Scy 298145522Sdarrenr/* 299145522Sdarrenr * In a non-kernel environment, there are a lot of macros that need to be 300145522Sdarrenr * filled in to be null-ops or to point to some compatibility function, 301145522Sdarrenr * somewhere in userland. 302145522Sdarrenr */ 303145522Sdarrenr#ifndef _KERNEL 304145522Sdarrenrtypedef struct mb_s { 305145522Sdarrenr struct mb_s *mb_next; 306255332Scy char *mb_data; 307255332Scy void *mb_ifp; 308145522Sdarrenr int mb_len; 309255332Scy int mb_flags; 310145522Sdarrenr u_long mb_buf[2048]; 311145522Sdarrenr} mb_t; 312145522Sdarrenr# undef m_next 313145522Sdarrenr# define m_next mb_next 314255332Scy# undef m_len 315255332Scy# define m_len mb_len 316255332Scy# undef m_flags 317255332Scy# define m_flags mb_flags 318255332Scy# undef m_data 319255332Scy# define m_data mb_data 320255332Scy# undef M_MCAST 321255332Scy# define M_MCAST 0x01 322255332Scy# undef M_BCAST 323255332Scy# define M_BCAST 0x02 324255332Scy# undef M_MBCAST 325255332Scy# define M_MBCAST 0x04 326255332Scy# define MSGDSIZE(m) msgdsize(m) 327255332Scy# define M_LEN(m) (m)->mb_len 328255332Scy# define M_ADJ(m,x) (m)->mb_len += x 329255332Scy# define M_COPY(m) dupmbt(m) 330255332Scy# define M_DUP(m) dupmbt(m) 331145522Sdarrenr# define GETKTIME(x) gettimeofday((struct timeval *)(x), NULL) 332255332Scy# define MTOD(m, t) ((t)(m)->mb_data) 333255332Scy# define FREE_MB_T(m) freembt(m) 334255332Scy# define ALLOC_MB_T(m,l) (m) = allocmbt(l) 335255332Scy# define PREP_MB_T(f, m) do { \ 336255332Scy (m)->mb_next = *(f)->fin_mp; \ 337255332Scy *(fin)->fin_mp = (m); \ 338255332Scy (f)->fin_m = (m); \ 339255332Scy } while (0) 340145522Sdarrenr# define SLEEP(x,y) 1; 341145522Sdarrenr# define WAKEUP(x,y) ; 342161356Sguido# define POLLWAKEUP(y) ; 343145522Sdarrenr# define IPF_PANIC(x,y) ; 344145522Sdarrenr# define PANIC(x,y) ; 345170268Sdarrenr# define SPL_SCHED(x) ; 346145522Sdarrenr# define SPL_NET(x) ; 347145522Sdarrenr# define SPL_IMP(x) ; 348145522Sdarrenr# define SPL_X(x) ; 349145522Sdarrenr# define KMALLOC(a,b) (a) = (b)malloc(sizeof(*a)) 350145522Sdarrenr# define KMALLOCS(a,b,c) (a) = (b)malloc(c) 351145522Sdarrenr# define KFREE(x) free(x) 352145522Sdarrenr# define KFREES(x,s) free(x) 353145522Sdarrenr# define GETIFP(x, v) get_unit(x,v) 354255332Scy# define GETIFMTU_4(x) 2048 355255332Scy# define GETIFMTU_6(x) 2048 356153876Sguido# define COPYIN(a,b,c) bcopywrap((a), (b), (c)) 357153876Sguido# define COPYOUT(a,b,c) bcopywrap((a), (b), (c)) 358145522Sdarrenr# define COPYDATA(m, o, l, b) bcopy(MTOD((mb_t *)m, char *) + (o), \ 359145522Sdarrenr (b), (l)) 360145522Sdarrenr# define COPYBACK(m, o, l, b) bcopy((b), \ 361145522Sdarrenr MTOD((mb_t *)m, char *) + (o), \ 362145522Sdarrenr (l)) 363172776Sdarrenr# define UIOMOVE(a,b,c,d) ipfuiomove((caddr_t)a,b,c,d) 364369245Sgit2svnextern void m_copydata(mb_t *, int, int, caddr_t); 365369245Sgit2svnextern int ipfuiomove(caddr_t, int, int, struct uio *); 366369245Sgit2svnextern int bcopywrap(void *, void *, size_t); 367369245Sgit2svnextern mb_t *allocmbt(size_t); 368369245Sgit2svnextern mb_t *dupmbt(mb_t *); 369369245Sgit2svnextern void freembt(mb_t *); 370145522Sdarrenr 371255332Scy# define MUTEX_DESTROY(x) eMmutex_destroy(&(x)->ipf_emu, \ 372255332Scy __FILE__, __LINE__) 373145522Sdarrenr# define MUTEX_ENTER(x) eMmutex_enter(&(x)->ipf_emu, \ 374145522Sdarrenr __FILE__, __LINE__) 375255332Scy# define MUTEX_EXIT(x) eMmutex_exit(&(x)->ipf_emu, \ 376255332Scy __FILE__, __LINE__) 377255332Scy# define MUTEX_INIT(x,y) eMmutex_init(&(x)->ipf_emu, y, \ 378255332Scy __FILE__, __LINE__) 379145522Sdarrenr# define MUTEX_NUKE(x) bzero((x), sizeof(*(x))) 380145522Sdarrenr 381145522Sdarrenr# define MUTEX_DOWNGRADE(x) eMrwlock_downgrade(&(x)->ipf_emu, \ 382145522Sdarrenr __FILE__, __LINE__) 383314251Scy# define MUTEX_TRY_UPGRADE(x) eMrwlock_try_upgrade(&(x)->ipf_emu, \ 384314251Scy __FILE__, __LINE__) 385145522Sdarrenr# define READ_ENTER(x) eMrwlock_read_enter(&(x)->ipf_emu, \ 386145522Sdarrenr __FILE__, __LINE__) 387145522Sdarrenr# define RWLOCK_INIT(x, y) eMrwlock_init(&(x)->ipf_emu, y) 388145522Sdarrenr# define RWLOCK_EXIT(x) eMrwlock_exit(&(x)->ipf_emu) 389145522Sdarrenr# define RW_DESTROY(x) eMrwlock_destroy(&(x)->ipf_emu) 390145522Sdarrenr# define WRITE_ENTER(x) eMrwlock_write_enter(&(x)->ipf_emu, \ 391145522Sdarrenr __FILE__, \ 392145522Sdarrenr __LINE__) 393145522Sdarrenr 394145522Sdarrenr# define USE_MUTEXES 1 395145522Sdarrenr 396369245Sgit2svnextern void eMmutex_destroy(eMmutex_t *, char *, int); 397369245Sgit2svnextern void eMmutex_enter(eMmutex_t *, char *, int); 398369245Sgit2svnextern void eMmutex_exit(eMmutex_t *, char *, int); 399369245Sgit2svnextern void eMmutex_init(eMmutex_t *, char *, char *, int); 400369245Sgit2svnextern void eMrwlock_destroy(eMrwlock_t *); 401369245Sgit2svnextern void eMrwlock_exit(eMrwlock_t *); 402369245Sgit2svnextern void eMrwlock_init(eMrwlock_t *, char *); 403369245Sgit2svnextern void eMrwlock_read_enter(eMrwlock_t *, char *, int); 404369245Sgit2svnextern void eMrwlock_write_enter(eMrwlock_t *, char *, int); 405369245Sgit2svnextern void eMrwlock_downgrade(eMrwlock_t *, char *, int); 406145522Sdarrenr 407145522Sdarrenr#endif 408145522Sdarrenr 409255332Scyextern mb_t *allocmbt(size_t); 410255332Scy 411145522Sdarrenr#define MAX_IPV4HDR ((0xf << 2) + sizeof(struct icmp) + sizeof(ip_t) + 8) 412145522Sdarrenr 413145522Sdarrenr#ifndef IP_OFFMASK 414145522Sdarrenr# define IP_OFFMASK 0x1fff 415145522Sdarrenr#endif 416145522Sdarrenr 417145522Sdarrenr 418145522Sdarrenr/* 419145522Sdarrenr * On BSD's use quad_t as a guarantee for getting at least a 64bit sized 420145522Sdarrenr * object. 421145522Sdarrenr */ 422358666Scy#if !defined(__amd64__) && !SOLARIS 423145522Sdarrenr# define USE_QUAD_T 424145640Sdarrenr# define U_QUAD_T unsigned long long 425145640Sdarrenr# define QUAD_T long long 426369273Scy#else /* BSD */ 427255332Scy# if !defined(U_QUAD_T) 428255332Scy# define U_QUAD_T u_long 429255332Scy# define QUAD_T long 430255332Scy# endif 431369273Scy#endif /* BSD */ 432145522Sdarrenr 433145522Sdarrenr 43460857Sdarrenr#ifdef USE_INET6 435344833Scy# if defined(__NetBSD__) || defined(__FreeBSD__) 43660857Sdarrenr# include <netinet/ip6.h> 437145522Sdarrenr# include <netinet/icmp6.h> 438344833Scy# if defined(_KERNEL) 439145522Sdarrenr# include <netinet6/ip6_var.h> 440145522Sdarrenr# endif 44160857Sdarrenrtypedef struct ip6_hdr ip6_t; 44260857Sdarrenr# endif 44360857Sdarrenr#endif 44460857Sdarrenr 44553642Sguido#ifndef MAX 446145522Sdarrenr# define MAX(a,b) (((a) > (b)) ? (a) : (b)) 44753642Sguido#endif 44853642Sguido 449145522Sdarrenr#if defined(_KERNEL) 450369272Scy# if SOLARIS && !defined(INSTANCES) 451145522Sdarrenr# define COPYDATA mb_copydata 452145522Sdarrenr# define COPYBACK mb_copyback 453145522Sdarrenr# else 454145522Sdarrenr# define COPYDATA m_copydata 455145522Sdarrenr# define COPYBACK m_copyback 456145522Sdarrenr# endif 457369246Scy# if (defined(__NetBSD_Version__) && (__NetBSD_Version__ < 105180000)) || \ 458369246Scy defined(__FreeBSD__) 459369246Scy# include <vm/vm.h> 460369246Scy# endif 461369246Scy# if NETBSD_GE_REV(105180000) 462369246Scy# include <uvm/uvm_extern.h> 463369246Scy# else 464369246Scy# include <vm/vm_extern.h> 465145522Sdarrenrextern vm_map_t kmem_map; 466369246Scy# endif 467369246Scy# include <sys/proc.h> 468145522Sdarrenr 469369246Scy# ifdef IPFILTER_M_IPFILTER 470369246Scy# include <sys/malloc.h> 471145522SdarrenrMALLOC_DECLARE(M_IPFILTER); 472369246Scy# define _M_IPF M_IPFILTER 473369246Scy# else /* IPFILTER_M_IPFILTER */ 474369246Scy# ifdef M_PFIL 475369246Scy# define _M_IPF M_PFIL 476369246Scy# else 477369246Scy# ifdef M_IPFILTER 478145522Sdarrenr# define _M_IPF M_IPFILTER 479145522Sdarrenr# else 480369246Scy# define _M_IPF M_TEMP 481369246Scy# endif /* M_IPFILTER */ 482369246Scy# endif /* M_PFIL */ 483369246Scy# endif /* IPFILTER_M_IPFILTER */ 484369246Scy# if !defined(KMALLOC) 485369246Scy# define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), _M_IPF, M_NOWAIT) 486369246Scy# endif 487369246Scy# if !defined(KMALLOCS) 488369246Scy# define KMALLOCS(a, b, c) MALLOC((a), b, (c), _M_IPF, M_NOWAIT) 489369246Scy# endif 490369246Scy# if !defined(KFREE) 491369246Scy# define KFREE(x) FREE((x), _M_IPF) 492369246Scy# endif 493369246Scy# if !defined(KFREES) 494369246Scy# define KFREES(x,s) FREE((x), _M_IPF) 495369246Scy# endif 496369246Scy# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,d) 497369246Scy# define SLEEP(id, n) tsleep((id), PPAUSE|PCATCH, n, 0) 498369246Scy# define WAKEUP(id,x) wakeup(id+x) 499369246Scy# if !defined(POLLWAKEUP) 500369246Scy# define POLLWAKEUP(x) selwakeup(softc->ipf_selwait+x) 501369246Scy# endif 502369246Scy# define GETIFP(n, v) ifunit(n) 503369246Scy# define GETIFMTU_4(x) ((struct ifnet *)x)->if_mtu 504369246Scy# define GETIFMTU_6(x) ((struct ifnet *)x)->if_mtu 505145522Sdarrenr 506145522Sdarrenr# if !defined(USE_MUTEXES) && !defined(SPL_NET) 507255754Scy# define SPL_IMP(x) x = splimp() 508255754Scy# define SPL_NET(x) x = splnet() 509172776Sdarrenr# if !defined(SPL_SCHED) 510172776Sdarrenr# define SPL_SCHED(x) x = splsched() 511172776Sdarrenr# endif 512145522Sdarrenr# define SPL_X(x) (void) splx(x) 513145522Sdarrenr# endif /* !USE_MUTEXES */ 514145522Sdarrenr 515145522Sdarrenr# ifndef FREE_MB_T 516145522Sdarrenr# define FREE_MB_T(m) m_freem(m) 517145522Sdarrenr# endif 518255332Scy# ifndef ALLOC_MB_T 519255332Scy# ifdef MGETHDR 520255332Scy# define ALLOC_MB_T(m,l) do { \ 521260715Sglebius MGETHDR((m), M_NOWAIT, MT_HEADER); \ 522255332Scy if ((m) != NULL) { \ 523255332Scy (m)->m_len = (l); \ 524255332Scy (m)->m_pkthdr.len = (l); \ 525255332Scy } \ 526255332Scy } while (0) 527255332Scy# else 528255332Scy# define ALLOC_MB_T(m,l) do { \ 529260715Sglebius MGET((m), M_NOWAIT, MT_HEADER); \ 530255332Scy if ((m) != NULL) { \ 531255332Scy (m)->m_len = (l); \ 532255332Scy (m)->m_pkthdr.len = (l); \ 533255332Scy } \ 534255332Scy } while (0) 535255332Scy# endif 536255332Scy# endif 537255332Scy# ifndef PREP_MB_T 538255332Scy# define PREP_MB_T(f, m) do { \ 539255332Scy mb_t *_o = *(f)->fin_mp; \ 540255332Scy (m)->m_next = _o; \ 541255332Scy *(fin)->fin_mp = (m); \ 542255332Scy if (_o->m_flags & M_PKTHDR) { \ 543255332Scy (m)->m_pkthdr.len += \ 544255332Scy _o->m_pkthdr.len; \ 545255332Scy (m)->m_pkthdr.rcvif = \ 546255332Scy _o->m_pkthdr.rcvif; \ 547255332Scy } \ 548255332Scy } while (0) 549255332Scy# endif 550255332Scy# ifndef M_DUP 551255332Scy# ifdef M_COPYALL 552255332Scy# define M_DUP(m) m_dup(m, 0, M_COPYALL, 0) 553255332Scy# else 554255332Scy# define M_DUP(m) m_dup(m) 555255332Scy# endif 556255332Scy# endif 557145522Sdarrenr 558145522Sdarrenr# ifndef MTOD 559145522Sdarrenr# define MTOD(m,t) mtod(m,t) 560145522Sdarrenr# endif 561145522Sdarrenr 562145522Sdarrenr# ifndef COPYIN 563145522Sdarrenr# define COPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 564145522Sdarrenr# define COPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 565145522Sdarrenr# endif 566145522Sdarrenr 567344837Scy# if SOLARIS && !defined(KMALLOC) 568145522Sdarrenr# define KMALLOC(a,b) (a) = (b)new_kmem_alloc(sizeof(*(a)), \ 569145522Sdarrenr KMEM_NOSLEEP) 570145522Sdarrenr# define KMALLOCS(a,b,c) (a) = (b)new_kmem_alloc((c), KMEM_NOSLEEP) 571145522Sdarrenr# endif 572145522Sdarrenr 573145522Sdarrenr# ifndef GET_MINOR 574183397Sed# define GET_MINOR(x) dev2unit(x) 575145522Sdarrenr# endif 576145522Sdarrenr# define PANIC(x,y) if (x) panic y 577145522Sdarrenr#endif /* _KERNEL */ 578145522Sdarrenr 579172776Sdarrenr#if !defined(IFNAME) && !defined(_KERNEL) 580255332Scy# define IFNAME(x) get_ifname((struct ifnet *)x) 581145522Sdarrenr#endif 582145522Sdarrenr#ifndef COPYIFNAME 583145522Sdarrenr# define NEED_FRGETIFNAME 584369245Sgit2svnextern char *ipf_getifname(struct ifnet *, char *); 585172776Sdarrenr# define COPYIFNAME(v, x, b) \ 586255332Scy ipf_getifname((struct ifnet *)x, b) 587145522Sdarrenr#endif 588145522Sdarrenr 589145522Sdarrenr#ifndef ASSERT 590172776Sdarrenr# ifdef _KERNEL 591172776Sdarrenr# define ASSERT(x) 592172776Sdarrenr# else 593172776Sdarrenr# define ASSERT(x) do { if (!(x)) abort(); } while (0) 594172776Sdarrenr# endif 595145522Sdarrenr#endif 596145522Sdarrenr 597170268Sdarrenr#ifndef BCOPYIN 598170268Sdarrenr# define BCOPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 599170268Sdarrenr# define BCOPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0) 600170268Sdarrenr#endif 601170268Sdarrenr 60253642Sguido/* 603145522Sdarrenr * Because the ctype(3) posix definition, if used "safely" in code everywhere, 604145522Sdarrenr * would mean all normal code that walks through strings needed casts. Yuck. 605145522Sdarrenr */ 606145522Sdarrenr#define ISALNUM(x) isalnum((u_char)(x)) 607145522Sdarrenr#define ISALPHA(x) isalpha((u_char)(x)) 608145522Sdarrenr#define ISDIGIT(x) isdigit((u_char)(x)) 609145522Sdarrenr#define ISSPACE(x) isspace((u_char)(x)) 610145522Sdarrenr#define ISUPPER(x) isupper((u_char)(x)) 611145522Sdarrenr#define ISXDIGIT(x) isxdigit((u_char)(x)) 612145522Sdarrenr#define ISLOWER(x) islower((u_char)(x)) 613145522Sdarrenr#define TOUPPER(x) toupper((u_char)(x)) 614145522Sdarrenr#define TOLOWER(x) tolower((u_char)(x)) 615145522Sdarrenr 616145522Sdarrenr/* 617145522Sdarrenr * If mutexes aren't being used, turn all the mutex functions into null-ops. 618145522Sdarrenr */ 619145522Sdarrenr#if !defined(USE_MUTEXES) 620145522Sdarrenr# define USE_SPL 1 621145522Sdarrenr# undef RW_DESTROY 622145522Sdarrenr# undef MUTEX_INIT 623145522Sdarrenr# undef MUTEX_NUKE 624145522Sdarrenr# undef MUTEX_DESTROY 625145522Sdarrenr# define MUTEX_ENTER(x) ; 626145522Sdarrenr# define READ_ENTER(x) ; 627145522Sdarrenr# define WRITE_ENTER(x) ; 628145522Sdarrenr# define MUTEX_DOWNGRADE(x) ; 629314251Scy# define MUTEX_TRY_UPGRADE(x) ; 630145522Sdarrenr# define RWLOCK_INIT(x, y) ; 631145522Sdarrenr# define RWLOCK_EXIT(x) ; 632145522Sdarrenr# define RW_DESTROY(x) ; 633145522Sdarrenr# define MUTEX_EXIT(x) ; 634145522Sdarrenr# define MUTEX_INIT(x,y) ; 635145522Sdarrenr# define MUTEX_DESTROY(x) ; 636145522Sdarrenr# define MUTEX_NUKE(x) ; 637145522Sdarrenr#endif /* !USE_MUTEXES */ 638145522Sdarrenr#ifndef ATOMIC_INC 639145522Sdarrenr# define ATOMIC_INC(x) (x)++ 640145522Sdarrenr# define ATOMIC_DEC(x) (x)-- 641145522Sdarrenr#endif 642145522Sdarrenr 643153876Sguido#if defined(USE_SPL) && defined(_KERNEL) 644153876Sguido# define SPL_INT(x) int x 645153876Sguido#else 646153876Sguido# define SPL_INT(x) 647153876Sguido#endif 648153876Sguido 649145522Sdarrenr/* 650145522Sdarrenr * If there are no atomic operations for bit sizes defined, define them to all 651145522Sdarrenr * use a generic one that works for all sizes. 652145522Sdarrenr */ 653145522Sdarrenr#ifndef ATOMIC_INCL 654145522Sdarrenr# define ATOMIC_INCL ATOMIC_INC 655145522Sdarrenr# define ATOMIC_INC64 ATOMIC_INC 656145522Sdarrenr# define ATOMIC_INC32 ATOMIC_INC 657145522Sdarrenr# define ATOMIC_DECL ATOMIC_DEC 658145522Sdarrenr# define ATOMIC_DEC64 ATOMIC_DEC 659145522Sdarrenr# define ATOMIC_DEC32 ATOMIC_DEC 660145522Sdarrenr#endif 661145522Sdarrenr 662145522Sdarrenr#ifndef HDR_T_PRIVATE 663145522Sdarrenrtypedef struct tcphdr tcphdr_t; 664145522Sdarrenrtypedef struct udphdr udphdr_t; 665145522Sdarrenr#endif 666145522Sdarrenrtypedef struct icmp icmphdr_t; 667145522Sdarrenrtypedef struct ip ip_t; 668145522Sdarrenrtypedef struct ether_header ether_header_t; 669145522Sdarrenrtypedef struct tcpiphdr tcpiphdr_t; 670145522Sdarrenr 671145522Sdarrenr#ifndef FR_GROUPLEN 672145522Sdarrenr# define FR_GROUPLEN 16 673145522Sdarrenr#endif 674145522Sdarrenr 675145522Sdarrenr#ifndef offsetof 676255332Scy# define offsetof(t,m) (size_t)((&((t *)0L)->m)) 677145522Sdarrenr#endif 678255332Scy#ifndef stsizeof 679255332Scy# define stsizeof(t,m) sizeof(((t *)0L)->m) 680255332Scy#endif 681145522Sdarrenr 682145522Sdarrenr/* 683145522Sdarrenr * This set of macros has been brought about because on Tru64 it is not 684145522Sdarrenr * possible to easily assign or examine values in a structure that are 685145522Sdarrenr * bit fields. 686145522Sdarrenr */ 687145522Sdarrenr#ifndef IP_V 688145522Sdarrenr# define IP_V(x) (x)->ip_v 689145522Sdarrenr#endif 690145522Sdarrenr#ifndef IP_V_A 691145522Sdarrenr# define IP_V_A(x,y) (x)->ip_v = (y) 692145522Sdarrenr#endif 693145522Sdarrenr#ifndef IP_HL 694145522Sdarrenr# define IP_HL(x) (x)->ip_hl 695145522Sdarrenr#endif 696145522Sdarrenr#ifndef IP_HL_A 697170268Sdarrenr# define IP_HL_A(x,y) (x)->ip_hl = ((y) & 0xf) 698145522Sdarrenr#endif 699145522Sdarrenr#ifndef TCP_X2 700145522Sdarrenr# define TCP_X2(x) (x)->th_x2 701145522Sdarrenr#endif 702145522Sdarrenr#ifndef TCP_X2_A 703145522Sdarrenr# define TCP_X2_A(x,y) (x)->th_x2 = (y) 704145522Sdarrenr#endif 705145522Sdarrenr#ifndef TCP_OFF 706145522Sdarrenr# define TCP_OFF(x) (x)->th_off 707145522Sdarrenr#endif 708145522Sdarrenr#ifndef TCP_OFF_A 709145522Sdarrenr# define TCP_OFF_A(x,y) (x)->th_off = (y) 710145522Sdarrenr#endif 711145522Sdarrenr#define IPMINLEN(i, h) ((i)->ip_len >= (IP_HL(i) * 4 + sizeof(struct h))) 712145522Sdarrenr 713145522Sdarrenr#define TCPF_ALL (TH_FIN|TH_SYN|TH_RST|TH_PUSH|TH_ACK|TH_URG|\ 714145522Sdarrenr TH_ECN|TH_CWR) 715145522Sdarrenr 716358666Scy#if !SOLARIS && !defined(m_act) 717145522Sdarrenr# define m_act m_nextpkt 718255332Scy#endif 719145522Sdarrenr 720145522Sdarrenr/* 72153642Sguido * Security Options for Intenet Protocol (IPSO) as defined in RFC 1108. 72253642Sguido * 72353642Sguido * Basic Option 72453642Sguido * 72553642Sguido * 00000001 - (Reserved 4) 72653642Sguido * 00111101 - Top Secret 72753642Sguido * 01011010 - Secret 72853642Sguido * 10010110 - Confidential 72953642Sguido * 01100110 - (Reserved 3) 73053642Sguido * 11001100 - (Reserved 2) 73153642Sguido * 10101011 - Unclassified 73253642Sguido * 11110001 - (Reserved 1) 73353642Sguido */ 73453642Sguido#define IPSO_CLASS_RES4 0x01 73553642Sguido#define IPSO_CLASS_TOPS 0x3d 73653642Sguido#define IPSO_CLASS_SECR 0x5a 73753642Sguido#define IPSO_CLASS_CONF 0x96 73853642Sguido#define IPSO_CLASS_RES3 0x66 73953642Sguido#define IPSO_CLASS_RES2 0xcc 74053642Sguido#define IPSO_CLASS_UNCL 0xab 74153642Sguido#define IPSO_CLASS_RES1 0xf1 74253642Sguido 74353642Sguido#define IPSO_AUTH_GENSER 0x80 74453642Sguido#define IPSO_AUTH_ESI 0x40 74553642Sguido#define IPSO_AUTH_SCI 0x20 74653642Sguido#define IPSO_AUTH_NSA 0x10 74753642Sguido#define IPSO_AUTH_DOE 0x08 74853642Sguido#define IPSO_AUTH_UN 0x06 74953642Sguido#define IPSO_AUTH_FTE 0x01 75053642Sguido 75153642Sguido/* 75253642Sguido * IP option #defines 75353642Sguido */ 754145522Sdarrenr#undef IPOPT_RR 755255332Scy#define IPOPT_RR 7 756145522Sdarrenr#undef IPOPT_ZSU 75753642Sguido#define IPOPT_ZSU 10 /* ZSU */ 758145522Sdarrenr#undef IPOPT_MTUP 75953642Sguido#define IPOPT_MTUP 11 /* MTUP */ 760145522Sdarrenr#undef IPOPT_MTUR 76153642Sguido#define IPOPT_MTUR 12 /* MTUR */ 762145522Sdarrenr#undef IPOPT_ENCODE 76353642Sguido#define IPOPT_ENCODE 15 /* ENCODE */ 764145522Sdarrenr#undef IPOPT_TS 765145522Sdarrenr#define IPOPT_TS 68 766145522Sdarrenr#undef IPOPT_TR 76753642Sguido#define IPOPT_TR 82 /* TR */ 768145522Sdarrenr#undef IPOPT_SECURITY 769145522Sdarrenr#define IPOPT_SECURITY 130 770145522Sdarrenr#undef IPOPT_LSRR 771145522Sdarrenr#define IPOPT_LSRR 131 772145522Sdarrenr#undef IPOPT_E_SEC 77353642Sguido#define IPOPT_E_SEC 133 /* E-SEC */ 774145522Sdarrenr#undef IPOPT_CIPSO 77553642Sguido#define IPOPT_CIPSO 134 /* CIPSO */ 776145522Sdarrenr#undef IPOPT_SATID 777145522Sdarrenr#define IPOPT_SATID 136 77853642Sguido#ifndef IPOPT_SID 77953642Sguido# define IPOPT_SID IPOPT_SATID 78053642Sguido#endif 781145522Sdarrenr#undef IPOPT_SSRR 782145522Sdarrenr#define IPOPT_SSRR 137 783145522Sdarrenr#undef IPOPT_ADDEXT 78453642Sguido#define IPOPT_ADDEXT 147 /* ADDEXT */ 785145522Sdarrenr#undef IPOPT_VISA 78653642Sguido#define IPOPT_VISA 142 /* VISA */ 787145522Sdarrenr#undef IPOPT_IMITD 78853642Sguido#define IPOPT_IMITD 144 /* IMITD */ 789145522Sdarrenr#undef IPOPT_EIP 79053642Sguido#define IPOPT_EIP 145 /* EIP */ 791145522Sdarrenr#undef IPOPT_RTRALRT 792145522Sdarrenr#define IPOPT_RTRALRT 148 /* RTRALRT */ 793145522Sdarrenr#undef IPOPT_SDB 794145522Sdarrenr#define IPOPT_SDB 149 795145522Sdarrenr#undef IPOPT_NSAPA 796145522Sdarrenr#define IPOPT_NSAPA 150 797145522Sdarrenr#undef IPOPT_DPS 798145522Sdarrenr#define IPOPT_DPS 151 799145522Sdarrenr#undef IPOPT_UMP 800145522Sdarrenr#define IPOPT_UMP 152 801145522Sdarrenr#undef IPOPT_FINN 80253642Sguido#define IPOPT_FINN 205 /* FINN */ 803255332Scy#undef IPOPT_AH 804255332Scy#define IPOPT_AH 256+IPPROTO_AH 80553642Sguido 806369246Scy#define ICMP_UNREACH_ADMIN_PROHIBIT ICMP_UNREACH_FILTER_PROHIB 807369246Scy#define ICMP_UNREACH_FILTER ICMP_UNREACH_FILTER_PROHIB 808349653Scy 80953642Sguido#ifndef IPVERSION 81053642Sguido# define IPVERSION 4 81153642Sguido#endif 81253642Sguido#ifndef IPOPT_MINOFF 81353642Sguido# define IPOPT_MINOFF 4 81453642Sguido#endif 81553642Sguido#ifndef IPOPT_COPIED 81653642Sguido# define IPOPT_COPIED(x) ((x)&0x80) 81753642Sguido#endif 81853642Sguido#ifndef IPOPT_EOL 81953642Sguido# define IPOPT_EOL 0 82053642Sguido#endif 82153642Sguido#ifndef IPOPT_NOP 82253642Sguido# define IPOPT_NOP 1 82353642Sguido#endif 82453642Sguido#ifndef IP_MF 82553642Sguido# define IP_MF ((u_short)0x2000) 82653642Sguido#endif 82753642Sguido#ifndef ETHERTYPE_IP 82853642Sguido# define ETHERTYPE_IP ((u_short)0x0800) 82953642Sguido#endif 83053642Sguido#ifndef TH_FIN 83153642Sguido# define TH_FIN 0x01 83253642Sguido#endif 83353642Sguido#ifndef TH_SYN 83453642Sguido# define TH_SYN 0x02 83553642Sguido#endif 83653642Sguido#ifndef TH_RST 83753642Sguido# define TH_RST 0x04 83853642Sguido#endif 83953642Sguido#ifndef TH_PUSH 84053642Sguido# define TH_PUSH 0x08 84153642Sguido#endif 84253642Sguido#ifndef TH_ACK 84353642Sguido# define TH_ACK 0x10 84453642Sguido#endif 84553642Sguido#ifndef TH_URG 84653642Sguido# define TH_URG 0x20 84753642Sguido#endif 848145522Sdarrenr#undef TH_ACKMASK 849145522Sdarrenr#define TH_ACKMASK (TH_FIN|TH_SYN|TH_RST|TH_ACK) 850145522Sdarrenr 85153642Sguido#ifndef IPOPT_EOL 85253642Sguido# define IPOPT_EOL 0 85353642Sguido#endif 85453642Sguido#ifndef IPOPT_NOP 85553642Sguido# define IPOPT_NOP 1 85653642Sguido#endif 85753642Sguido#ifndef IPOPT_RR 85853642Sguido# define IPOPT_RR 7 85953642Sguido#endif 86053642Sguido#ifndef IPOPT_TS 86153642Sguido# define IPOPT_TS 68 86253642Sguido#endif 86353642Sguido#ifndef IPOPT_SECURITY 86453642Sguido# define IPOPT_SECURITY 130 86553642Sguido#endif 86653642Sguido#ifndef IPOPT_LSRR 86753642Sguido# define IPOPT_LSRR 131 86853642Sguido#endif 86953642Sguido#ifndef IPOPT_SATID 87053642Sguido# define IPOPT_SATID 136 87153642Sguido#endif 87253642Sguido#ifndef IPOPT_SSRR 87353642Sguido# define IPOPT_SSRR 137 87453642Sguido#endif 87553642Sguido#ifndef IPOPT_SECUR_UNCLASS 87653642Sguido# define IPOPT_SECUR_UNCLASS ((u_short)0x0000) 87753642Sguido#endif 87853642Sguido#ifndef IPOPT_SECUR_CONFID 87953642Sguido# define IPOPT_SECUR_CONFID ((u_short)0xf135) 88053642Sguido#endif 88153642Sguido#ifndef IPOPT_SECUR_EFTO 88253642Sguido# define IPOPT_SECUR_EFTO ((u_short)0x789a) 88353642Sguido#endif 88453642Sguido#ifndef IPOPT_SECUR_MMMM 88553642Sguido# define IPOPT_SECUR_MMMM ((u_short)0xbc4d) 88653642Sguido#endif 88753642Sguido#ifndef IPOPT_SECUR_RESTR 88853642Sguido# define IPOPT_SECUR_RESTR ((u_short)0xaf13) 88953642Sguido#endif 89053642Sguido#ifndef IPOPT_SECUR_SECRET 89153642Sguido# define IPOPT_SECUR_SECRET ((u_short)0xd788) 89253642Sguido#endif 89353642Sguido#ifndef IPOPT_SECUR_TOPSECRET 89453642Sguido# define IPOPT_SECUR_TOPSECRET ((u_short)0x6bc5) 89553642Sguido#endif 89653642Sguido#ifndef IPOPT_OLEN 89753642Sguido# define IPOPT_OLEN 1 89853642Sguido#endif 899145522Sdarrenr#ifndef IPPROTO_HOPOPTS 900145522Sdarrenr# define IPPROTO_HOPOPTS 0 901145522Sdarrenr#endif 902255332Scy#ifndef IPPROTO_IPIP 903255332Scy# define IPPROTO_IPIP 4 904255332Scy#endif 905145522Sdarrenr#ifndef IPPROTO_ENCAP 906255332Scy# define IPPROTO_ENCAP 98 907145522Sdarrenr#endif 908145522Sdarrenr#ifndef IPPROTO_IPV6 909145522Sdarrenr# define IPPROTO_IPV6 41 910145522Sdarrenr#endif 911145522Sdarrenr#ifndef IPPROTO_ROUTING 912145522Sdarrenr# define IPPROTO_ROUTING 43 913145522Sdarrenr#endif 914145522Sdarrenr#ifndef IPPROTO_FRAGMENT 915145522Sdarrenr# define IPPROTO_FRAGMENT 44 916145522Sdarrenr#endif 91792685Sdarrenr#ifndef IPPROTO_GRE 91892685Sdarrenr# define IPPROTO_GRE 47 /* GRE encaps RFC 1701 */ 91992685Sdarrenr#endif 92092685Sdarrenr#ifndef IPPROTO_ESP 92192685Sdarrenr# define IPPROTO_ESP 50 92292685Sdarrenr#endif 923145522Sdarrenr#ifndef IPPROTO_AH 924145522Sdarrenr# define IPPROTO_AH 51 925145522Sdarrenr#endif 92692685Sdarrenr#ifndef IPPROTO_ICMPV6 92792685Sdarrenr# define IPPROTO_ICMPV6 58 92892685Sdarrenr#endif 929145522Sdarrenr#ifndef IPPROTO_NONE 930145522Sdarrenr# define IPPROTO_NONE 59 93153642Sguido#endif 932145522Sdarrenr#ifndef IPPROTO_DSTOPTS 933145522Sdarrenr# define IPPROTO_DSTOPTS 60 93453642Sguido#endif 935153876Sguido#ifndef IPPROTO_MOBILITY 936153876Sguido# define IPPROTO_MOBILITY 135 93753642Sguido#endif 938153876Sguido 93953642Sguido#ifndef ICMP_ROUTERADVERT 94053642Sguido# define ICMP_ROUTERADVERT 9 94153642Sguido#endif 94253642Sguido#ifndef ICMP_ROUTERSOLICIT 94353642Sguido# define ICMP_ROUTERSOLICIT 10 94453642Sguido#endif 94592685Sdarrenr#ifndef ICMP6_DST_UNREACH 94692685Sdarrenr# define ICMP6_DST_UNREACH 1 94792685Sdarrenr#endif 94892685Sdarrenr#ifndef ICMP6_PACKET_TOO_BIG 94992685Sdarrenr# define ICMP6_PACKET_TOO_BIG 2 95092685Sdarrenr#endif 95192685Sdarrenr#ifndef ICMP6_TIME_EXCEEDED 95292685Sdarrenr# define ICMP6_TIME_EXCEEDED 3 95392685Sdarrenr#endif 95492685Sdarrenr#ifndef ICMP6_PARAM_PROB 95592685Sdarrenr# define ICMP6_PARAM_PROB 4 95692685Sdarrenr#endif 95792685Sdarrenr 95892685Sdarrenr#ifndef ICMP6_ECHO_REQUEST 95992685Sdarrenr# define ICMP6_ECHO_REQUEST 128 96092685Sdarrenr#endif 96192685Sdarrenr#ifndef ICMP6_ECHO_REPLY 96292685Sdarrenr# define ICMP6_ECHO_REPLY 129 96392685Sdarrenr#endif 96492685Sdarrenr#ifndef ICMP6_MEMBERSHIP_QUERY 96592685Sdarrenr# define ICMP6_MEMBERSHIP_QUERY 130 96692685Sdarrenr#endif 96792685Sdarrenr#ifndef MLD6_LISTENER_QUERY 96892685Sdarrenr# define MLD6_LISTENER_QUERY 130 96992685Sdarrenr#endif 97092685Sdarrenr#ifndef ICMP6_MEMBERSHIP_REPORT 97192685Sdarrenr# define ICMP6_MEMBERSHIP_REPORT 131 97292685Sdarrenr#endif 97392685Sdarrenr#ifndef MLD6_LISTENER_REPORT 97492685Sdarrenr# define MLD6_LISTENER_REPORT 131 97592685Sdarrenr#endif 97692685Sdarrenr#ifndef ICMP6_MEMBERSHIP_REDUCTION 97792685Sdarrenr# define ICMP6_MEMBERSHIP_REDUCTION 132 97892685Sdarrenr#endif 97992685Sdarrenr#ifndef MLD6_LISTENER_DONE 98092685Sdarrenr# define MLD6_LISTENER_DONE 132 98192685Sdarrenr#endif 98292685Sdarrenr#ifndef ND_ROUTER_SOLICIT 98392685Sdarrenr# define ND_ROUTER_SOLICIT 133 98492685Sdarrenr#endif 98592685Sdarrenr#ifndef ND_ROUTER_ADVERT 98692685Sdarrenr# define ND_ROUTER_ADVERT 134 98792685Sdarrenr#endif 98892685Sdarrenr#ifndef ND_NEIGHBOR_SOLICIT 98992685Sdarrenr# define ND_NEIGHBOR_SOLICIT 135 99092685Sdarrenr#endif 99192685Sdarrenr#ifndef ND_NEIGHBOR_ADVERT 99292685Sdarrenr# define ND_NEIGHBOR_ADVERT 136 99392685Sdarrenr#endif 99492685Sdarrenr#ifndef ND_REDIRECT 99592685Sdarrenr# define ND_REDIRECT 137 99692685Sdarrenr#endif 99792685Sdarrenr#ifndef ICMP6_ROUTER_RENUMBERING 99892685Sdarrenr# define ICMP6_ROUTER_RENUMBERING 138 99992685Sdarrenr#endif 100092685Sdarrenr#ifndef ICMP6_WRUREQUEST 100192685Sdarrenr# define ICMP6_WRUREQUEST 139 100292685Sdarrenr#endif 100392685Sdarrenr#ifndef ICMP6_WRUREPLY 100492685Sdarrenr# define ICMP6_WRUREPLY 140 100592685Sdarrenr#endif 100692685Sdarrenr#ifndef ICMP6_FQDN_QUERY 100792685Sdarrenr# define ICMP6_FQDN_QUERY 139 100892685Sdarrenr#endif 100992685Sdarrenr#ifndef ICMP6_FQDN_REPLY 101092685Sdarrenr# define ICMP6_FQDN_REPLY 140 101192685Sdarrenr#endif 101292685Sdarrenr#ifndef ICMP6_NI_QUERY 101392685Sdarrenr# define ICMP6_NI_QUERY 139 101492685Sdarrenr#endif 101592685Sdarrenr#ifndef ICMP6_NI_REPLY 101692685Sdarrenr# define ICMP6_NI_REPLY 140 101792685Sdarrenr#endif 101892685Sdarrenr#ifndef MLD6_MTRACE_RESP 101992685Sdarrenr# define MLD6_MTRACE_RESP 200 102092685Sdarrenr#endif 102192685Sdarrenr#ifndef MLD6_MTRACE 102292685Sdarrenr# define MLD6_MTRACE 201 102392685Sdarrenr#endif 102492685Sdarrenr#ifndef ICMP6_HADISCOV_REQUEST 102592685Sdarrenr# define ICMP6_HADISCOV_REQUEST 202 102692685Sdarrenr#endif 102792685Sdarrenr#ifndef ICMP6_HADISCOV_REPLY 102892685Sdarrenr# define ICMP6_HADISCOV_REPLY 203 102992685Sdarrenr#endif 103092685Sdarrenr#ifndef ICMP6_MOBILEPREFIX_SOLICIT 103192685Sdarrenr# define ICMP6_MOBILEPREFIX_SOLICIT 204 103292685Sdarrenr#endif 103392685Sdarrenr#ifndef ICMP6_MOBILEPREFIX_ADVERT 103492685Sdarrenr# define ICMP6_MOBILEPREFIX_ADVERT 205 103592685Sdarrenr#endif 103692685Sdarrenr#ifndef ICMP6_MAXTYPE 103792685Sdarrenr# define ICMP6_MAXTYPE 205 103892685Sdarrenr#endif 103992685Sdarrenr 104092685Sdarrenr#ifndef ICMP6_DST_UNREACH_NOROUTE 104192685Sdarrenr# define ICMP6_DST_UNREACH_NOROUTE 0 104292685Sdarrenr#endif 104392685Sdarrenr#ifndef ICMP6_DST_UNREACH_ADMIN 104492685Sdarrenr# define ICMP6_DST_UNREACH_ADMIN 1 104592685Sdarrenr#endif 104692685Sdarrenr#ifndef ICMP6_DST_UNREACH_NOTNEIGHBOR 104792685Sdarrenr# define ICMP6_DST_UNREACH_NOTNEIGHBOR 2 104892685Sdarrenr#endif 104992685Sdarrenr#ifndef ICMP6_DST_UNREACH_BEYONDSCOPE 105092685Sdarrenr# define ICMP6_DST_UNREACH_BEYONDSCOPE 2 105192685Sdarrenr#endif 105292685Sdarrenr#ifndef ICMP6_DST_UNREACH_ADDR 105392685Sdarrenr# define ICMP6_DST_UNREACH_ADDR 3 105492685Sdarrenr#endif 105592685Sdarrenr#ifndef ICMP6_DST_UNREACH_NOPORT 105692685Sdarrenr# define ICMP6_DST_UNREACH_NOPORT 4 105792685Sdarrenr#endif 105892685Sdarrenr#ifndef ICMP6_TIME_EXCEED_TRANSIT 105992685Sdarrenr# define ICMP6_TIME_EXCEED_TRANSIT 0 106092685Sdarrenr#endif 106192685Sdarrenr#ifndef ICMP6_TIME_EXCEED_REASSEMBLY 106292685Sdarrenr# define ICMP6_TIME_EXCEED_REASSEMBLY 1 106392685Sdarrenr#endif 106492685Sdarrenr 106592685Sdarrenr#ifndef ICMP6_NI_SUCCESS 106692685Sdarrenr# define ICMP6_NI_SUCCESS 0 106792685Sdarrenr#endif 106892685Sdarrenr#ifndef ICMP6_NI_REFUSED 106992685Sdarrenr# define ICMP6_NI_REFUSED 1 107092685Sdarrenr#endif 107192685Sdarrenr#ifndef ICMP6_NI_UNKNOWN 107292685Sdarrenr# define ICMP6_NI_UNKNOWN 2 107392685Sdarrenr#endif 107492685Sdarrenr 107592685Sdarrenr#ifndef ICMP6_ROUTER_RENUMBERING_COMMAND 107692685Sdarrenr# define ICMP6_ROUTER_RENUMBERING_COMMAND 0 107792685Sdarrenr#endif 107892685Sdarrenr#ifndef ICMP6_ROUTER_RENUMBERING_RESULT 107992685Sdarrenr# define ICMP6_ROUTER_RENUMBERING_RESULT 1 108092685Sdarrenr#endif 108192685Sdarrenr#ifndef ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 108292685Sdarrenr# define ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 255 108392685Sdarrenr#endif 108492685Sdarrenr 108592685Sdarrenr#ifndef ICMP6_PARAMPROB_HEADER 108692685Sdarrenr# define ICMP6_PARAMPROB_HEADER 0 108792685Sdarrenr#endif 108892685Sdarrenr#ifndef ICMP6_PARAMPROB_NEXTHEADER 108992685Sdarrenr# define ICMP6_PARAMPROB_NEXTHEADER 1 109092685Sdarrenr#endif 109192685Sdarrenr#ifndef ICMP6_PARAMPROB_OPTION 109292685Sdarrenr# define ICMP6_PARAMPROB_OPTION 2 109392685Sdarrenr#endif 109492685Sdarrenr 109592685Sdarrenr#ifndef ICMP6_NI_SUBJ_IPV6 109692685Sdarrenr# define ICMP6_NI_SUBJ_IPV6 0 109792685Sdarrenr#endif 109892685Sdarrenr#ifndef ICMP6_NI_SUBJ_FQDN 109992685Sdarrenr# define ICMP6_NI_SUBJ_FQDN 1 110092685Sdarrenr#endif 110192685Sdarrenr#ifndef ICMP6_NI_SUBJ_IPV4 110292685Sdarrenr# define ICMP6_NI_SUBJ_IPV4 2 110392685Sdarrenr#endif 110492685Sdarrenr 1105255332Scy#ifndef MLD_MTRACE_RESP 1106255332Scy# define MLD_MTRACE_RESP 200 1107255332Scy#endif 1108255332Scy#ifndef MLD_MTRACE 1109255332Scy# define MLD_MTRACE 201 1110255332Scy#endif 1111255332Scy#ifndef MLD6_MTRACE_RESP 1112255332Scy# define MLD6_MTRACE_RESP MLD_MTRACE_RESP 1113255332Scy#endif 1114255332Scy#ifndef MLD6_MTRACE 1115255332Scy# define MLD6_MTRACE MLD_MTRACE 1116255332Scy#endif 1117255332Scy 1118255332Scy#if !defined(IPV6_FLOWINFO_MASK) 1119255332Scy# if (BYTE_ORDER == BIG_ENDIAN) || defined(_BIG_ENDIAN) 1120255332Scy# define IPV6_FLOWINFO_MASK 0x0fffffff /* flow info (28 bits) */ 1121255332Scy# else 1122255332Scy# if(BYTE_ORDER == LITTLE_ENDIAN) || !defined(_BIG_ENDIAN) 1123255332Scy# define IPV6_FLOWINFO_MASK 0xffffff0f /* flow info (28 bits) */ 1124255332Scy# endif /* LITTLE_ENDIAN */ 1125255332Scy# endif 1126255332Scy#endif 1127255332Scy#if !defined(IPV6_FLOWLABEL_MASK) 1128255332Scy# if (BYTE_ORDER == BIG_ENDIAN) || defined(_BIG_ENDIAN) 1129255332Scy# define IPV6_FLOWLABEL_MASK 0x000fffff /* flow label (20 bits) */ 1130255332Scy# else 1131255332Scy# if (BYTE_ORDER == LITTLE_ENDIAN) || !defined(_BIG_ENDIAN) 1132255332Scy# define IPV6_FLOWLABEL_MASK 0xffff0f00 /* flow label (20 bits) */ 1133255332Scy# endif /* LITTLE_ENDIAN */ 1134255332Scy# endif 1135255332Scy#endif 1136255332Scy 113772006Sdarrenr/* 113872006Sdarrenr * ECN is a new addition to TCP - RFC 2481 113972006Sdarrenr */ 114072006Sdarrenr#ifndef TH_ECN 114172006Sdarrenr# define TH_ECN 0x40 114272006Sdarrenr#endif 114372006Sdarrenr#ifndef TH_CWR 114472006Sdarrenr# define TH_CWR 0x80 114572006Sdarrenr#endif 114672006Sdarrenr#define TH_ECNALL (TH_ECN|TH_CWR) 114772006Sdarrenr 1148145522Sdarrenr/* 1149145522Sdarrenr * TCP States 1150145522Sdarrenr */ 1151170268Sdarrenr#define IPF_TCPS_LISTEN 0 /* listening for connection */ 1152170268Sdarrenr#define IPF_TCPS_SYN_SENT 1 /* active, have sent syn */ 1153170268Sdarrenr#define IPF_TCPS_SYN_RECEIVED 2 /* have send and received syn */ 1154170268Sdarrenr#define IPF_TCPS_HALF_ESTAB 3 /* for connections not fully "up" */ 1155145522Sdarrenr/* states < IPF_TCPS_ESTABLISHED are those where connections not established */ 1156170268Sdarrenr#define IPF_TCPS_ESTABLISHED 4 /* established */ 1157170268Sdarrenr#define IPF_TCPS_CLOSE_WAIT 5 /* rcvd fin, waiting for close */ 1158145522Sdarrenr/* states > IPF_TCPS_CLOSE_WAIT are those where user has closed */ 1159170268Sdarrenr#define IPF_TCPS_FIN_WAIT_1 6 /* have closed, sent fin */ 1160170268Sdarrenr#define IPF_TCPS_CLOSING 7 /* closed xchd FIN; await FIN ACK */ 1161170268Sdarrenr#define IPF_TCPS_LAST_ACK 8 /* had fin and close; await FIN ACK */ 1162145522Sdarrenr/* states > IPF_TCPS_CLOSE_WAIT && < IPF_TCPS_FIN_WAIT_2 await ACK of FIN */ 1163170268Sdarrenr#define IPF_TCPS_FIN_WAIT_2 9 /* have closed, fin is acked */ 1164170268Sdarrenr#define IPF_TCPS_TIME_WAIT 10 /* in 2*msl quiet wait after close */ 1165170268Sdarrenr#define IPF_TCPS_CLOSED 11 /* closed */ 1166145522Sdarrenr#define IPF_TCP_NSTATES 12 116772006Sdarrenr 1168145522Sdarrenr#define TCP_MSL 120 1169145522Sdarrenr 1170145522Sdarrenr#undef ICMP_MAX_UNREACH 1171145522Sdarrenr#define ICMP_MAX_UNREACH 14 1172145522Sdarrenr#undef ICMP_MAXTYPE 1173145522Sdarrenr#define ICMP_MAXTYPE 18 1174145522Sdarrenr 1175145522Sdarrenr#ifndef LOG_FTP 1176145522Sdarrenr# define LOG_FTP (11<<3) 1177145522Sdarrenr#endif 1178145522Sdarrenr#ifndef LOG_AUTHPRIV 1179145522Sdarrenr# define LOG_AUTHPRIV (10<<3) 1180145522Sdarrenr#endif 1181145522Sdarrenr#ifndef LOG_AUDIT 1182145522Sdarrenr# define LOG_AUDIT (13<<3) 1183145522Sdarrenr#endif 1184145522Sdarrenr#ifndef LOG_NTP 1185145522Sdarrenr# define LOG_NTP (12<<3) 1186145522Sdarrenr#endif 1187145522Sdarrenr#ifndef LOG_SECURITY 1188145522Sdarrenr# define LOG_SECURITY (13<<3) 1189145522Sdarrenr#endif 1190145522Sdarrenr#ifndef LOG_LFMT 1191145522Sdarrenr# define LOG_LFMT (14<<3) 1192145522Sdarrenr#endif 1193145522Sdarrenr#ifndef LOG_CONSOLE 1194145522Sdarrenr# define LOG_CONSOLE (14<<3) 1195145522Sdarrenr#endif 1196145522Sdarrenr 1197145522Sdarrenr/* 1198145522Sdarrenr * ICMP error replies have an IP header (20 bytes), 8 bytes of ICMP data, 1199145522Sdarrenr * another IP header and then 64 bits of data, totalling 56. Of course, 1200153876Sguido * the last 64 bits is dependent on that being available. 1201145522Sdarrenr */ 1202145522Sdarrenr#define ICMPERR_ICMPHLEN 8 1203145522Sdarrenr#define ICMPERR_IPICMPHLEN (20 + 8) 1204145522Sdarrenr#define ICMPERR_MINPKTLEN (20 + 8 + 20) 1205145522Sdarrenr#define ICMPERR_MAXPKTLEN (20 + 8 + 20 + 8) 1206145522Sdarrenr#define ICMP6ERR_MINPKTLEN (40 + 8) 1207145522Sdarrenr#define ICMP6ERR_IPICMPHLEN (40 + 8 + 40) 1208145522Sdarrenr 1209145522Sdarrenr#ifndef MIN 1210145522Sdarrenr# define MIN(a,b) (((a)<(b))?(a):(b)) 1211145522Sdarrenr#endif 1212145522Sdarrenr 1213255332Scy#ifdef RESCUE 1214255332Scy# undef IPFILTER_BPF 1215255332Scy#endif 1216255332Scy 1217145522Sdarrenr#ifdef IPF_DEBUG 1218145522Sdarrenr# define DPRINT(x) printf x 1219145522Sdarrenr#else 1220145522Sdarrenr# define DPRINT(x) 1221145522Sdarrenr#endif 1222145522Sdarrenr 1223255332Scy#ifdef DTRACE_PROBE 1224255332Scy# ifdef _KERNEL 1225255332Scy# define DT(_n) DTRACE_PROBE(_n) 1226255332Scy# define DT1(_n,_a,_b) DTRACE_PROBE1(_n,_a,_b) 1227255332Scy# define DT2(_n,_a,_b,_c,_d) DTRACE_PROBE2(_n,_a,_b,_c,_d) 1228255332Scy# define DT3(_n,_a,_b,_c,_d,_e,_f) \ 1229255332Scy DTRACE_PROBE3(_n,_a,_b,_c,_d,_e,_f) 1230255332Scy# define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) \ 1231255332Scy DTRACE_PROBE4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 1232255332Scy# else 1233255332Scy# define DT(_n) 1234255332Scy# define DT1(_n,_a,_b) 1235255332Scy# define DT2(_n,_a,_b,_c,_d) 1236255332Scy# define DT3(_n,_a,_b,_c,_d,_e,_f) 1237255332Scy# define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 1238255332Scy# endif 1239255332Scy#else 1240255332Scy# define DT(_n) 1241255332Scy# define DT1(_n,_a,_b) 1242255332Scy# define DT2(_n,_a,_b,_c,_d) 1243255332Scy# define DT3(_n,_a,_b,_c,_d,_e,_f) 1244255332Scy# define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) 1245255332Scy#endif 1246255332Scy 1247255332Scystruct ip6_routing { 1248255332Scy u_char ip6r_nxt; /* next header */ 1249255332Scy u_char ip6r_len; /* length in units of 8 octets */ 1250255332Scy u_char ip6r_type; /* always zero */ 1251255332Scy u_char ip6r_segleft; /* segments left */ 1252255332Scy u_32_t ip6r_reserved; /* reserved field */ 1253255332Scy}; 1254255332Scy 125553642Sguido#endif /* __IP_COMPAT_H__ */ 1256