blob: 6dd9213ece9561bdfa51e5a930c58d3416acd00b [file] [log] [blame]
/*
* Copyright (C) 1993-2001, 2003 by Darren Reed.
*
* See the IPFILTER.LICENCE file for details on licencing.
*
* @(#)ip_compat.h 1.8 1/14/96
* $Id: ip_compat.h,v 2.142.2.30 2005/08/11 15:13:49 darrenr Exp $
*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#ifndef __IP_COMPAT_H__
#define __IP_COMPAT_H__
#ifndef __P
# ifdef __STDC__
# define __P(x) x
# else
# define __P(x) ()
# endif
#endif
#ifndef __STDC__
# undef const
# define const
#endif
#if defined(_KERNEL) || defined(KERNEL) || defined(__KERNEL__)
# undef KERNEL
# undef _KERNEL
# undef __KERNEL__
# define KERNEL
# define _KERNEL
# define __KERNEL__
#endif
#ifndef SOLARIS
#define SOLARIS (defined(sun) && (defined(__svr4__) || defined(__SVR4)))
#endif
#if SOLARIS2 >= 8
# ifndef USE_INET6
# define USE_INET6
# endif
#endif
#if defined(__FreeBSD_version) && (__FreeBSD_version >= 400000) && \
!defined(_KERNEL) && !defined(USE_INET6) && !defined(NOINET6)
# define USE_INET6
#endif
#if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 105000000) && \
!defined(_KERNEL) && !defined(USE_INET6)
# define USE_INET6
# define IPFILTER_M_IPFILTER
#endif
#if defined(OpenBSD) && (OpenBSD >= 200206) && \
!defined(_KERNEL) && !defined(USE_INET6)
# define USE_INET6
#endif
#if defined(__osf__)
# define USE_INET6
#endif
#if defined(linux) && (!defined(_KERNEL) || defined(CONFIG_IPV6))
# define USE_INET6
#endif
#if defined(HPUXREV) && (HPUXREV >= 1111)
# define USE_INET6
#endif
#if defined(BSD) && (BSD < 199103) && defined(__osf__)
# undef BSD
# define BSD 199103
#endif
#if defined(__SVR4) || defined(__svr4__) || defined(__sgi)
# define index strchr
# if !defined(_KERNEL)
# define bzero(a,b) memset(a,0,b)
# define bcmp memcmp
# define bcopy(a,b,c) memmove(b,a,c)
# endif
#endif
#ifndef LIFNAMSIZ
# ifdef IF_NAMESIZE
# define LIFNAMSIZ IF_NAMESIZE
# else
# ifdef IFNAMSIZ
# define LIFNAMSIZ IFNAMSIZ
# else
# define LIFNAMSIZ 16
# endif
# endif
#endif
#if defined(__sgi) || defined(bsdi) || defined(__hpux) || defined(hpux)
struct ether_addr {
u_char ether_addr_octet[6];
};
#endif
#if defined(__sgi) && !defined(IPFILTER_LKM)
# ifdef __STDC__
# define IPL_EXTERN(ep) ipfilter##ep
# else
# define IPL_EXTERN(ep) ipfilter/**/ep
# endif
#else
# ifdef __STDC__
# define IPL_EXTERN(ep) ipl##ep
# else
# define IPL_EXTERN(ep) ipl/**/ep
# endif
#endif
/*
* This is a workaround for <sys/uio.h> troubles on FreeBSD and OpenBSD.
*/
#ifndef linux
# ifndef _KERNEL
# define ADD_KERNEL
# define _KERNEL
# define KERNEL
# endif
# ifdef __OpenBSD__
struct file;
# endif
# include <sys/uio.h>
# ifdef ADD_KERNEL
# undef _KERNEL
# undef KERNEL
# endif
#endif
/* ----------------------------------------------------------------------- */
/* S O L A R I S */
/* ----------------------------------------------------------------------- */
#if SOLARIS
# define MENTAT 1
# include <sys/cmn_err.h>
# include <sys/isa_defs.h>
# include <sys/stream.h>
# include <sys/ioccom.h>
# include <sys/sysmacros.h>
# include <sys/kmem.h>
# if SOLARIS2 >= 10
# include <sys/procset.h>
# include <sys/proc.h>
# include <sys/devops.h>
# include <sys/ddi_impldefs.h>
# include <sys/neti.h>
# endif
/*
* inet/ip.h would end up including radix.h with _KERNEL, which is not
* what the tools intend, so include radix.h first.
*/
#if SOLARIS2 > 10
# include <net/radix.h>
#endif
/*
* because Solaris 2 defines these in two places :-/
*/
# ifndef KERNEL
# define ADD_KERNEL
# define _KERNEL
# undef RES_INIT
# endif /* _KERNEL */
# if SOLARIS2 >= 8
# include <netinet/ip6.h>
# include <netinet/icmp6.h>
# endif
# include <inet/common.h>
/* These 5 are defined in <inet/ip.h> and <netinet/ip.h> */
# undef IPOPT_EOL
# undef IPOPT_NOP
# undef IPOPT_LSRR
# undef IPOPT_RR
# undef IPOPT_SSRR
# ifdef i386
# define _SYS_PROMIF_H
# endif
# ifdef ADD_KERNEL
# undef _KERNEL
# endif
# include <inet/ip.h>
# undef COPYOUT
# include <inet/ip_ire.h>
# ifndef KERNEL
# undef _KERNEL
# endif
# if SOLARIS2 >= 8
# define SNPRINTF snprintf
# include <inet/ip_if.h>
# define ipif_local_addr ipif_lcl_addr
/* Only defined in private include file */
# ifndef V4_PART_OF_V6
# define V4_PART_OF_V6(v6) v6.s6_addr32[3]
# endif
struct ip6_ext {
u_char ip6e_nxt;
u_char ip6e_len;
};
# endif /* SOLARIS2 >= 8 */
# ifdef FW_HOOKS
# define SOLARIS_PFHOOKS 1
typedef struct qpktinfo {
/* data that changes per-packet */
void *qpi_ill; /* COPIED */
mblk_t *qpi_m;
void *qpi_data; /* where layer 3 header starts */
size_t qpi_off;
int qpi_flags;
} qpktinfo_t;
#define QPI_NOCKSUM 0x01
extern void mb_copydata __P((mblk_t *, size_t , size_t, char *));
extern void mb_copyback __P((mblk_t *, size_t , size_t, char *));
# endif
# if SOLARIS2 >= 6
# include <sys/atomic.h>
typedef uint32_t u_32_t;
# else
typedef unsigned int u_32_t;
# endif
# define U_32_T 1
# ifdef _KERNEL
# define KRWLOCK_T krwlock_t
# define KMUTEX_T kmutex_t
# if SOLARIS2 >= 6
# if SOLARIS2 == 6
# define ATOMIC_INCL(x) atomic_add_long((uint32_t*)&(x), 1)
# define ATOMIC_DECL(x) atomic_add_long((uint32_t*)&(x), -1)
# else
# define ATOMIC_INCL(x) atomic_add_long(&(x), 1)
# define ATOMIC_DECL(x) atomic_add_long(&(x), -1)
# endif /* SOLARIS2 == 6 */
# define ATOMIC_INC64(x) atomic_add_64((uint64_t*)&(x), 1)
# define ATOMIC_INC32(x) atomic_add_32((uint32_t*)&(x), 1)
# define ATOMIC_INC16(x) atomic_add_16((uint16_t*)&(x), 1)
# define ATOMIC_DEC64(x) atomic_add_64((uint64_t*)&(x), -1)
# define ATOMIC_DEC32(x) atomic_add_32((uint32_t*)&(x), -1)
# define ATOMIC_DEC16(x) atomic_add_16((uint16_t*)&(x), -1)
# else
# define ATOMIC_INC(x) { mutex_enter(&ipf_rw); (x)++; \
mutex_exit(&ipf_rw); }
# define ATOMIC_DEC(x) { mutex_enter(&ipf_rw); (x)--; \
mutex_exit(&ipf_rw); }
# endif /* SOLARIS2 >= 6 */
# define USE_MUTEXES
# define MUTEX_ENTER(x) mutex_enter(&(x)->ipf_lk)
# define READ_ENTER(x) rw_enter(&(x)->ipf_lk, RW_READER)
# define WRITE_ENTER(x) rw_enter(&(x)->ipf_lk, RW_WRITER)
# define MUTEX_DOWNGRADE(x) rw_downgrade(&(x)->ipf_lk)
# define RWLOCK_INIT(x, y) rw_init(&(x)->ipf_lk, (y), \
RW_DRIVER, NULL)
# define RWLOCK_EXIT(x) rw_exit(&(x)->ipf_lk)
# define RW_DESTROY(x) rw_destroy(&(x)->ipf_lk)
# define MUTEX_INIT(x, y) mutex_init(&(x)->ipf_lk, (y), \
MUTEX_DRIVER, NULL)
# define MUTEX_DESTROY(x) mutex_destroy(&(x)->ipf_lk)
# define MUTEX_NUKE(x) bzero((x), sizeof(*(x)))
# define MUTEX_EXIT(x) mutex_exit(&(x)->ipf_lk)
# define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c))
# define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYIN(a,b,c) (void) copyin((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) (void) copyout((caddr_t)(a), (caddr_t)(b), (c))
# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d)
# define KFREE(x) kmem_free((char *)(x), sizeof(*(x)))
# define KFREES(x,s) kmem_free((char *)(x), (s))
# define SPL_NET(x) ;
# define SPL_IMP(x) ;
# undef SPL_X
# define SPL_X(x) ;
# ifdef sparc
# define ntohs(x) (x)
# define ntohl(x) (x)
# define htons(x) (x)
# define htonl(x) (x)
# endif /* sparc */
# define KMALLOC(a,b) (a) = (b)kmem_alloc(sizeof(*(a)), KM_NOSLEEP)
# define KMALLOCS(a,b,c) (a) = (b)kmem_alloc((c), KM_NOSLEEP)
# define GET_MINOR(x) getminor(x)
/*extern phy_if_t get_unit __P((char *, int, ipf_stack_t *));*/
# define GETIFP(n, v, ifs) (void *)get_unit(n, v, ifs)
# define IFNAME(x) ((ill_t *)x)->ill_name
# define COPYIFNAME(x, b, v) (void) net_getifname(((v) == 4) ? \
ifs->ifs_ipf_ipv4 : ifs->ifs_ipf_ipv6,\
(phy_if_t)(x), (b), sizeof(b))
# define GETKTIME(x) uniqtime((struct timeval *)x)
# define MSGDSIZE(x) msgdsize(x)
# define M_LEN(x) ((x)->b_wptr - (x)->b_rptr)
# define M_DUPLICATE(x) dupmsg((x))
# define MTOD(m,t) ((t)((m)->b_rptr))
# define MTYPE(m) ((m)->b_datap->db_type)
# define FREE_MB_T(m) freemsg(m)
# define m_next b_cont
# define CACHE_HASH(x) (((phy_if_t)(x)->fin_ifp) & 7)
# define IPF_PANIC(x,y) if (x) { printf y; cmn_err(CE_PANIC, "ipf_panic"); }
typedef mblk_t mb_t;
# endif /* _KERNEL */
# if (SOLARIS2 >= 7)
# ifdef lint
# define ALIGN32(ptr) (ptr ? 0L : 0L)
# define ALIGN16(ptr) (ptr ? 0L : 0L)
# else
# define ALIGN32(ptr) (ptr)
# define ALIGN16(ptr) (ptr)
# endif
# endif
# if SOLARIS2 < 6
typedef struct uio uio_t;
# endif
typedef int ioctlcmd_t;
# define OS_RECOGNISED 1
#endif /* SOLARIS */
/* ----------------------------------------------------------------------- */
/* H P U X */
/* ----------------------------------------------------------------------- */
#ifdef __hpux
# define MENTAT 1
# include <sys/sysmacros.h>
# include <sys/spinlock.h>
# include <sys/lock.h>
# include <sys/stream.h>
# ifdef USE_INET6
# include <netinet/if_ether.h>
# include <netinet/ip6.h>
# include <netinet/icmp6.h>
typedef struct ip6_hdr ip6_t;
# endif
# ifdef _KERNEL
# define SNPRINTF sprintf
# if (HPUXREV >= 1111)
# define IPL_SELECT
# ifdef IPL_SELECT
# include <machine/sys/user.h>
# include <sys/kthread_iface.h>
# define READ_COLLISION 0x01
typedef struct iplog_select_s {
kthread_t *read_waiter;
int state;
} iplog_select_t;
# endif
# endif
# define GETKTIME(x) uniqtime((struct timeval *)x)
# if HPUXREV == 1111
# include "kern_svcs.h"
# else
# include <sys/kern_svcs.h>
# endif
# undef ti_flags
# undef TCP_NODELAY
# undef TCP_MAXSEG
# include <sys/reg.h>
# include "../netinet/ip_info.h"
/*
* According to /usr/include/sys/spinlock.h on HP-UX 11.00, these functions
* are available. Attempting to use them actually results in unresolved
* symbols when it comes time to load the module.
* This has been fixed! Yipee!
*/
# if 1
# ifdef __LP64__
# define ATOMIC_INCL(x) lock_and_incr_int64(&ipf_rw.ipf_lk, &(x), 1)
# define ATOMIC_DECL(x) lock_and_incr_int64(&ipf_rw.ipf_lk, &(x), -1)
# else
# define ATOMIC_INCL(x) lock_and_incr_int32(&ipf_rw.ipf_lk, &(x), 1)
# define ATOMIC_DECL(x) lock_and_incr_int32(&ipf_rw.ipf_lk, &(x), -1)
# endif
# define ATOMIC_INC64(x) lock_and_incr_int64(&ipf_rw.ipf_lk, &(x), 1)
# define ATOMIC_INC32(x) lock_and_incr_int32(&ipf_rw.ipf_lk, &(x), 1)
# define ATOMIC_INC16(x) lock_and_incr_int16(&ipf_rw.ipf_lk, &(x), 1)
# define ATOMIC_DEC64(x) lock_and_incr_int64(&ipf_rw.ipf_lk, &(x), -1)
# define ATOMIC_DEC32(x) lock_and_incr_int32(&ipf_rw.ipf_lk, &(x), -1)
# define ATOMIC_DEC16(x) lock_and_incr_int16(&ipf_rw.ipf_lk, &(x), -1)
# else /* 0 */
# define ATOMIC_INC64(x) { MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DEC64(x) { MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_INC32(x) { MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DEC32(x) { MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_INCL(x) { MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DECL(x) { MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_INC(x) { MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DEC(x) { MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw); }
# endif
# define ip_cksum ip_csuma
# define memcpy(a,b,c) bcopy((caddr_t)b, (caddr_t)a, c)
# define USE_MUTEXES
# define MUTEX_INIT(x, y) initlock(&(x)->ipf_lk, 0, 0, (y))
# define MUTEX_ENTER(x) spinlock(&(x)->ipf_lk)
# define MUTEX_EXIT(x) spinunlock(&(x)->ipf_lk);
# define MUTEX_DESTROY(x)
# define MUTEX_NUKE(x) bzero((char *)(x), sizeof(*(x)))
# define KMUTEX_T lock_t
# define kmutex_t lock_t /* for pfil.h */
# define krwlock_t lock_t /* for pfil.h */
/*
* The read-write lock implementation in HP-UX 11.0 is crippled - it can
* only be used by threads working in a user context!
* This has been fixed! Yipee! (Or at least it does in 11.00, not 11.11..)
*/
# if HPUXREV < 1111
# define MUTEX_DOWNGRADE(x) lock_write_to_read(x)
# define KRWLOCK_T struct rw_lock
# define READ_ENTER(x) lock_read(&(x)->ipf_lk)
# define WRITE_ENTER(x) lock_write(&(x)->ipf_lk)
# if HPUXREV >= 1111
# define RWLOCK_INIT(x, y) rwlock_init4(&(x)->ipf_lk, 0, RWLCK_CANSLEEP, 0, y)
# else
# define RWLOCK_INIT(x, y) lock_init3(&(x)->ipf_lk, 0, 1, 0, 0, y)
# endif
# define RWLOCK_EXIT(x) lock_done(&(x)->ipf_lk)
# else
# define KRWLOCK_T lock_t
# define KMUTEX_T lock_t
# define READ_ENTER(x) MUTEX_ENTER(x)
# define WRITE_ENTER(x) MUTEX_ENTER(x)
# define MUTEX_DOWNGRADE(x)
# define RWLOCK_INIT(x, y) initlock(&(x)->ipf_lk, 0, 0, y)
# define RWLOCK_EXIT(x) MUTEX_EXIT(x)
# endif
# define RW_DESTROY(x)
# define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c))
# define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c))
# if HPUXREV >= 1111
# define BCOPYIN(a,b,c) 0; bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) 0; bcopy((caddr_t)(a), (caddr_t)(b), (c))
# else
# define BCOPYIN(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# endif
# define SPL_NET(x) ;
# define SPL_IMP(x) ;
# undef SPL_X
# define SPL_X(x) ;
/*extern void *get_unit __P((char *, int, ipf_stack_t *));*/
# define GETIFP(n, v, ifs) get_unit(n, v, ifs)
# define IFNAME(x, b) ((ill_t *)x)->ill_name
# define COPYIFNAME(x, b, v) \
strncpy(b, ((ifinfo_t *)x)->ifi_name, \
LIFNAMSIZ)
# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d)
# define SLEEP(id, n) { lock_t *_l = get_sleep_lock((caddr_t)id); \
sleep(id, PZERO+1); \
spinunlock(_l); \
}
# define WAKEUP(id,x) { lock_t *_l = get_sleep_lock((caddr_t)id); \
wakeup(id + x); \
spinunlock(_l); \
}
# define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), M_IOSYS, M_NOWAIT)
# define KMALLOCS(a, b, c) MALLOC((a), b, (c), M_IOSYS, M_NOWAIT)
# define KFREE(x) kmem_free((char *)(x), sizeof(*(x)))
# define KFREES(x,s) kmem_free((char *)(x), (s))
# define MSGDSIZE(x) msgdsize(x)
# define M_LEN(x) ((x)->b_wptr - (x)->b_rptr)
# define M_DUPLICATE(x) dupmsg((x))
# define MTOD(m,t) ((t)((m)->b_rptr))
# define MTYPE(m) ((m)->b_datap->db_type)
# define FREE_MB_T(m) freemsg(m)
# define m_next b_cont
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
typedef mblk_t mb_t;
# define CACHE_HASH(x) (((phy_if_t)(x)->fin_ifp) & 7)
# include "qif.h"
# include "pfil.h"
# else /* _KERNEL */
typedef unsigned char uchar_t;
# ifndef _SYS_STREAM_INCLUDED
typedef char * mblk_t;
typedef void * queue_t;
typedef u_long ulong;
# endif
# include <netinet/ip_info.h>
# endif /* _KERNEL */
# ifdef lint
# define ALIGN32(ptr) (ptr ? 0L : 0L)
# define ALIGN16(ptr) (ptr ? 0L : 0L)
# else
# define ALIGN32(ptr) (ptr)
# define ALIGN16(ptr) (ptr)
# endif
typedef struct uio uio_t;
typedef int ioctlcmd_t;
typedef int minor_t;
typedef unsigned int u_32_t;
# define U_32_T 1
# define OS_RECOGNISED 1
#endif /* __hpux */
/* ----------------------------------------------------------------------- */
/* I R I X */
/* ----------------------------------------------------------------------- */
#ifdef __sgi
# undef MENTAT
# if IRIX < 60500
typedef struct uio uio_t;
# endif
typedef int ioctlcmd_t;
typedef u_int32_t u_32_t;
# define U_32_T 1
# ifdef INET6
# define USE_INET6
# endif
# define hz HZ
# include <sys/ksynch.h>
# define IPF_LOCK_PL plhi
# include <sys/sema.h>
# undef kmutex_t
typedef struct {
lock_t *l;
int pl;
} kmutex_t;
# ifdef MUTEX_INIT
# define KMUTEX_T mutex_t
# else
# define KMUTEX_T kmutex_t
# define KRWLOCK_T kmutex_t
# endif
# ifdef _KERNEL
# define ATOMIC_INC(x) { MUTEX_ENTER(&ipf_rw); \
(x)++; MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DEC(x) { MUTEX_ENTER(&ipf_rw); \
(x)--; MUTEX_EXIT(&ipf_rw); }
# define USE_MUTEXES
# ifdef MUTEX_INIT
# include <sys/atomic_ops.h>
# define ATOMIC_INCL(x) atomicAddUlong(&(x), 1)
# define ATOMIC_INC64(x) atomicAddUint64(&(x), 1)
# define ATOMIC_INC32(x) atomicAddUint(&(x), 1)
# define ATOMIC_INC16 ATOMIC_INC
# define ATOMIC_DECL(x) atomicAddUlong(&(x), -1)
# define ATOMIC_DEC64(x) atomicAddUint64(&(x), -1)
# define ATOMIC_DEC32(x) atomicAddUint(&(x), -1)
# define ATOMIC_DEC16 ATOMIC_DEC
# undef MUTEX_INIT
# define MUTEX_INIT(x, y) mutex_init(&(x)->ipf_lk, \
MUTEX_DEFAULT, y)
# undef MUTEX_ENTER
# define MUTEX_ENTER(x) mutex_lock(&(x)->ipf_lk, 0)
# undef MUTEX_EXIT
# define MUTEX_EXIT(x) mutex_unlock(&(x)->ipf_lk)
# undef MUTEX_DESTROY
# define MUTEX_DESTROY(x) mutex_destroy(&(x)->ipf_lk)
# define MUTEX_DOWNGRADE(x) mrdemote(&(x)->ipf_lk)
# define KRWLOCK_T mrlock_t
# define RWLOCK_INIT(x, y) mrinit(&(x)->ipf_lk, y)
# undef RW_DESTROY
# define RW_DESTROY(x) mrfree(&(x)->ipf_lk)
# define READ_ENTER(x) RW_RDLOCK(&(x)->ipf_lk)
# define WRITE_ENTER(x) RW_WRLOCK(&(x)->ipf_lk)
# define RWLOCK_EXIT(x) RW_UNLOCK(&(x)->ipf_lk)
# else
# define READ_ENTER(x) MUTEX_ENTER(&(x)->ipf_lk)
# define WRITE_ENTER(x) MUTEX_ENTER(&(x)->ipf_lk)
# define MUTEX_DOWNGRADE(x) ;
# define RWLOCK_EXIT(x) MUTEX_EXIT(&(x)->ipf_lk)
# define MUTEX_EXIT(x) UNLOCK((x)->ipf_lk.l, (x)->ipf_lk.pl);
# define MUTEX_INIT(x,y) (x)->ipf_lk.l = LOCK_ALLOC((uchar_t)-1, IPF_LOCK_PL, (lkinfo_t *)-1, KM_NOSLEEP)
# define MUTEX_DESTROY(x) LOCK_DEALLOC((x)->ipf_lk.l)
# define MUTEX_ENTER(x) (x)->ipf_lk.pl = LOCK((x)->ipf_lk.l, \
IPF_LOCK_PL);
# endif
# define MUTEX_NUKE(x) bzero((x), sizeof(*(x)))
# define FREE_MB_T(m) m_freem(m)
# define MTOD(m,t) mtod(m,t)
# define COPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0)
# define COPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0)
# define BCOPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0)
# define BCOPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0)
# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d)
# define SLEEP(id, n) sleep((id), PZERO+1)
# define WAKEUP(id,x) wakeup(id+x)
# define KFREE(x) kmem_free((char *)(x), sizeof(*(x)))
# define KFREES(x,s) kmem_free((char *)(x), (s))
# define GETIFP(n,v, ifs) ifunit(n)
# include <sys/kmem.h>
# include <sys/ddi.h>
# define KMALLOC(a,b) (a) = (b)kmem_alloc(sizeof(*(a)), KM_NOSLEEP)
# define KMALLOCS(a,b,c) (a) = (b)kmem_alloc((c), KM_NOSLEEP)
# define GET_MINOR(x) getminor(x)
# define USE_SPL 1
# define SPL_IMP(x) (x) = splimp()
# define SPL_NET(x) (x) = splnet()
# define SPL_X(x) (void) splx(x)
extern void m_copydata __P((struct mbuf *, int, int, caddr_t));
extern void m_copyback __P((struct mbuf *, int, int, caddr_t));
# define MSGDSIZE(x) mbufchainlen(x)
# define M_LEN(x) (x)->m_len
# define M_DUPLICATE(x) m_copy((x), 0, M_COPYALL)
# define GETKTIME(x) microtime((struct timeval *)x)
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
typedef struct mbuf mb_t;
# else
# undef RW_DESTROY
# undef MUTEX_INIT
# undef MUTEX_DESTROY
# endif /* _KERNEL */
# define OS_RECOGNISED 1
#endif /* __sgi */
/* ----------------------------------------------------------------------- */
/* T R U 6 4 */
/* ----------------------------------------------------------------------- */
#ifdef __osf__
# undef MENTAT
# include <kern/lock.h>
# include <sys/sysmacros.h>
# ifdef _KERNEL
# define KMUTEX_T simple_lock_data_t
# define KRWLOCK_T lock_data_t
# include <net/net_globals.h>
# define USE_MUTEXES
# define READ_ENTER(x) lock_read(&(x)->ipf_lk)
# define WRITE_ENTER(x) lock_write(&(x)->ipf_lk)
# define MUTEX_DOWNGRADE(x) lock_write_to_read(&(x)->ipf_lk)
# define RWLOCK_INIT(x, y) lock_init(&(x)->ipf_lk, TRUE)
# define RWLOCK_EXIT(x) lock_done(&(x)->ipf_lk)
# define RW_DESTROY(x) lock_terminate(&(x)->ipf_lk)
# define MUTEX_ENTER(x) simple_lock(&(x)->ipf_lk)
# define MUTEX_INIT(x, y) simple_lock_init(&(x)->ipf_lk)
# define MUTEX_DESTROY(x) simple_lock_terminate(&(x)->ipf_lk)
# define MUTEX_EXIT(x) simple_unlock(&(x)->ipf_lk)
# define MUTEX_NUKE(x) bzero(x, sizeof(*(x)))
# define ATOMIC_INC64(x) atomic_incq((uint64_t*)&(x))
# define ATOMIC_DEC64(x) atomic_decq((uint64_t*)&(x))
# define ATOMIC_INC32(x) atomic_incl((uint32_t*)&(x))
# define ATOMIC_DEC32(x) atomic_decl((uint32_t*)&(x))
# define ATOMIC_INC16(x) { simple_lock(&ipf_rw); (x)++; \
simple_unlock(&ipf_rw); }
# define ATOMIC_DEC16(x) { simple_lock(&ipf_rw); (x)--; \
simple_unlock(&ipf_rw); }
# define ATOMIC_INCL(x) atomic_incl((uint32_t*)&(x))
# define ATOMIC_DECL(x) atomic_decl((uint32_t*)&(x))
# define ATOMIC_INC(x) { simple_lock(&ipf_rw); (x)++; \
simple_unlock(&ipf_rw); }
# define ATOMIC_DEC(x) { simple_lock(&ipf_rw); (x)--; \
simple_unlock(&ipf_rw); }
# define SPL_NET(x) ;
# define SPL_IMP(x) ;
# undef SPL_X
# define SPL_X(x) ;
# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a, b, d)
# define FREE_MB_T(m) m_freem(m)
# define MTOD(m,t) mtod(m,t)
# define GETIFP(n, v, ifs) ifunit(n)
# define GET_MINOR getminor
# define WAKEUP(id,x) wakeup(id + x)
# define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c))
# define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYIN(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), M_PFILT, M_NOWAIT)
# define KMALLOCS(a, b, c) MALLOC((a), b, (c), M_PFILT, \
((c) > 4096) ? M_WAITOK : M_NOWAIT)
# define KFREE(x) FREE((x), M_PFILT)
# define KFREES(x,s) FREE((x), M_PFILT)
# define MSGDSIZE(x) mbufchainlen(x)
# define M_LEN(x) (x)->m_len
# define M_DUPLICATE(x) m_copy((x), 0, M_COPYALL)
# define GETKTIME(x) microtime((struct timeval *)x)
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
typedef struct mbuf mb_t;
# endif /* _KERNEL */
# if (defined(_KERNEL) || defined(_NO_BITFIELDS) || (__STDC__ == 1))
# define IP_V(x) ((x)->ip_vhl >> 4)
# define IP_HL(x) ((x)->ip_vhl & 0xf)
# define IP_V_A(x,y) (x)->ip_vhl |= (((y) << 4) & 0xf0)
# define IP_HL_A(x,y) (x)->ip_vhl |= ((y) & 0xf)
# define TCP_X2(x) ((x)->th_xoff & 0xf)
# define TCP_X2_A(x,y) (x)->th_xoff |= ((y) & 0xf)
# define TCP_OFF(x) ((x)->th_xoff >> 4)
# define TCP_OFF_A(x,y) (x)->th_xoff |= (((y) << 4) & 0xf0)
# endif
/*
* These are from's Solaris' #defines for little endian.
*/
#define IP6F_MORE_FRAG 0x0100
#define IP6F_RESERVED_MASK 0x0600
#define IP6F_OFF_MASK 0xf8ff
struct ip6_ext {
u_char ip6e_nxt;
u_char ip6e_len;
};
typedef int ioctlcmd_t;
/*
* Really, any arch where sizeof(long) != sizeof(int).
*/
typedef unsigned int u_32_t;
# define U_32_T 1
# define OS_RECOGNISED 1
#endif /* __osf__ */
/* ----------------------------------------------------------------------- */
/* N E T B S D */
/* ----------------------------------------------------------------------- */
#ifdef __NetBSD__
# if defined(_KERNEL) && !defined(IPFILTER_LKM)
# include "bpfilter.h"
# if defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 104110000)
# include "opt_inet.h"
# endif
# ifdef INET6
# define USE_INET6
# endif
# if (__NetBSD_Version__ >= 105000000)
# define HAVE_M_PULLDOWN 1
# endif
# endif
# ifdef _KERNEL
# define MSGDSIZE(x) mbufchainlen(x)
# define M_LEN(x) (x)->m_len
# define M_DUPLICATE(x) m_copy((x), 0, M_COPYALL)
# define GETKTIME(x) microtime((struct timeval *)x)
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
# define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c))
# define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYIN(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
typedef struct mbuf mb_t;
# endif /* _KERNEL */
# if (NetBSD <= 1991011) && (NetBSD >= 199606)
# define IFNAME(x) ((struct ifnet *)x)->if_xname
# define COPYIFNAME(x, b, v) \
(void) strncpy(b, \
((struct ifnet *)x)->if_xname, \
LIFNAMSIZ)
# define CACHE_HASH(x) ((((struct ifnet *)fin->fin_ifp)->if_index)&7)
# else
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
# endif
typedef struct uio uio_t;
typedef u_long ioctlcmd_t;
typedef int minor_t;
typedef u_int32_t u_32_t;
# define U_32_T 1
# define OS_RECOGNISED 1
#endif /* __NetBSD__ */
/* ----------------------------------------------------------------------- */
/* F R E E B S D */
/* ----------------------------------------------------------------------- */
#ifdef __FreeBSD__
# if defined(_KERNEL)
# if (__FreeBSD_version >= 500000)
# include "opt_bpf.h"
# else
# include "bpf.h"
# endif
# if defined(__FreeBSD_version) && (__FreeBSD_version >= 400000)
# include "opt_inet6.h"
# endif
# if defined(INET6) && !defined(USE_INET6)
# define USE_INET6
# endif
# endif
# if defined(_KERNEL)
# if (__FreeBSD_version >= 400000)
/*
* When #define'd, the 5.2.1 kernel panics when used with the ftp proxy.
* There may be other, safe, kernels but this is not extensively tested yet.
*/
# define HAVE_M_PULLDOWN
# endif
# if !defined(IPFILTER_LKM) && (__FreeBSD_version >= 300000)
# include "opt_ipfilter.h"
# endif
# define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c))
# define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYIN(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# if (__FreeBSD_version >= 500043)
# define NETBSD_PF
# endif
# endif /* _KERNEL */
# if (__FreeBSD_version >= 500043)
# include <sys/mutex.h>
# include <sys/sx.h>
/*
* Whilst the sx(9) locks on FreeBSD have the right semantics and interface
* for what we want to use them for, despite testing showing they work -
* with a WITNESS kernel, it generates LOR messages.
*/
# define KMUTEX_T struct mtx
# if 1
# define KRWLOCK_T struct mtx
# else
# define KRWLOCK_T struct sx
# endif
# endif
# if (__FreeBSD_version >= 501113)
# include <net/if_var.h>
# define IFNAME(x) ((struct ifnet *)x)->if_xname
# define COPYIFNAME(x, b) \
(void) strncpy(b, \
((struct ifnet *)x)->if_xname, \
LIFNAMSIZ)
# endif
# if (__FreeBSD_version >= 500043)
# define CACHE_HASH(x) ((((struct ifnet *)fin->fin_ifp)->if_index) & 7)
# else
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
# endif
# ifdef _KERNEL
# define GETKTIME(x) microtime((struct timeval *)x)
# if (__FreeBSD_version >= 500002)
# include <netinet/in_systm.h>
# include <netinet/ip.h>
# include <machine/in_cksum.h>
# endif
# if (__FreeBSD_version >= 500043)
# define USE_MUTEXES
# define MUTEX_ENTER(x) mtx_lock(&(x)->ipf_lk)
# define MUTEX_EXIT(x) mtx_unlock(&(x)->ipf_lk)
# define MUTEX_INIT(x,y) mtx_init(&(x)->ipf_lk, (y), NULL,\
MTX_DEF)
# define MUTEX_DESTROY(x) mtx_destroy(&(x)->ipf_lk)
# define MUTEX_NUKE(x) bzero((x), sizeof(*(x)))
/*
* Whilst the sx(9) locks on FreeBSD have the right semantics and interface
* for what we want to use them for, despite testing showing they work -
* with a WITNESS kernel, it generates LOR messages.
*/
# if 1
# define READ_ENTER(x) mtx_lock(&(x)->ipf_lk)
# define WRITE_ENTER(x) mtx_lock(&(x)->ipf_lk)
# define RWLOCK_EXIT(x) mtx_unlock(&(x)->ipf_lk)
# define MUTEX_DOWNGRADE(x) ;
# define RWLOCK_INIT(x,y) mtx_init(&(x)->ipf_lk, (y), NULL,\
MTX_DEF)
# define RW_DESTROY(x) mtx_destroy(&(x)->ipf_lk)
# else
# define READ_ENTER(x) sx_slock(&(x)->ipf_lk)
# define WRITE_ENTER(x) sx_xlock(&(x)->ipf_lk)
# define MUTEX_DOWNGRADE(x) sx_downgrade(&(x)->ipf_lk)
# define RWLOCK_INIT(x, y) sx_init(&(x)->ipf_lk, (y))
# define RW_DESTROY(x) sx_destroy(&(x)->ipf_lk)
# ifdef sx_unlock
# define RWLOCK_EXIT(x) sx_unlock(x)
# else
# define RWLOCK_EXIT(x) do { \
if ((x)->ipf_lk.sx_cnt < 0) \
sx_xunlock(&(x)->ipf_lk); \
else \
sx_sunlock(&(x)->ipf_lk); \
} while (0)
# endif
# endif
# include <machine/atomic.h>
# define ATOMIC_INC(x) { mtx_lock(&ipf_rw.ipf_lk); (x)++; \
mtx_unlock(&ipf_rw.ipf_lk); }
# define ATOMIC_DEC(x) { mtx_lock(&ipf_rw.ipf_lk); (x)--; \
mtx_unlock(&ipf_rw.ipf_lk); }
# define ATOMIC_INCL(x) atomic_add_long(&(x), 1)
# define ATOMIC_INC64(x) ATOMIC_INC(x)
# define ATOMIC_INC32(x) atomic_add_32(&(x), 1)
# define ATOMIC_INC16(x) atomic_add_16(&(x), 1)
# define ATOMIC_DECL(x) atomic_add_long(&(x), -1)
# define ATOMIC_DEC64(x) ATOMIC_DEC(x)
# define ATOMIC_DEC32(x) atomic_add_32(&(x), -1)
# define ATOMIC_DEC16(x) atomic_add_16(&(x), -1)
# define SPL_X(x) ;
# define SPL_NET(x) ;
# define SPL_IMP(x) ;
extern int in_cksum __P((struct mbuf *, int));
# endif /* __FreeBSD_version >= 500043 */
# define MSGDSIZE(x) mbufchainlen(x)
# define M_LEN(x) (x)->m_len
# define M_DUPLICATE(x) m_copy((x), 0, M_COPYALL)
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
typedef struct mbuf mb_t;
# endif /* _KERNEL */
# if __FreeBSD__ < 3
# include <machine/spl.h>
# else
# if __FreeBSD__ == 3
# if defined(IPFILTER_LKM) && !defined(ACTUALLY_LKM_NOT_KERNEL)
# define ACTUALLY_LKM_NOT_KERNEL
# endif
# endif
# endif
# if (__FreeBSD_version >= 300000)
typedef u_long ioctlcmd_t;
# else
typedef int ioctlcmd_t;
# endif
typedef struct uio uio_t;
typedef int minor_t;
typedef u_int32_t u_32_t;
# define U_32_T 1
# define OS_RECOGNISED 1
#endif /* __FreeBSD__ */
/* ----------------------------------------------------------------------- */
/* O P E N B S D */
/* ----------------------------------------------------------------------- */
#ifdef __OpenBSD__
# ifdef INET6
# define USE_INET6
# endif
# ifdef _KERNEL
# if !defined(IPFILTER_LKM)
# include "bpfilter.h"
# endif
# if (OpenBSD >= 200311)
# define SNPRINTF snprintf
# if defined(USE_INET6)
# include "netinet6/in6_var.h"
# include "netinet6/nd6.h"
# endif
# endif
# if (OpenBSD >= 200012)
# define HAVE_M_PULLDOWN 1
# endif
# define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c))
# define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYIN(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define GETKTIME(x) microtime((struct timeval *)x)
# define MSGDSIZE(x) mbufchainlen(x)
# define M_LEN(x) (x)->m_len
# define M_DUPLICATE(x) m_copy((x), 0, M_COPYALL)
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
typedef struct mbuf mb_t;
# endif /* _KERNEL */
# if (OpenBSD >= 199603)
# define IFNAME(x, b) ((struct ifnet *)x)->if_xname
# define COPYIFNAME(x, b, v) \
(void) strncpy(b, \
((struct ifnet *)x)->if_xname, \
LIFNAMSIZ)
# define CACHE_HASH(x) ((((struct ifnet *)fin->fin_ifp)->if_index)&7)
# else
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
# endif
typedef struct uio uio_t;
typedef u_long ioctlcmd_t;
typedef int minor_t;
typedef u_int32_t u_32_t;
# define U_32_T 1
# define OS_RECOGNISED 1
#endif /* __OpenBSD__ */
/* ----------------------------------------------------------------------- */
/* B S D O S */
/* ----------------------------------------------------------------------- */
#ifdef _BSDI_VERSION
# ifdef INET6
# define USE_INET6
# endif
# ifdef _KERNEL
# define GETKTIME(x) microtime((struct timeval *)x)
# define MSGDSIZE(x) mbufchainlen(x)
# define M_LEN(x) (x)->m_len
# define M_DUPLICATE(x) m_copy((x), 0, M_COPYALL)
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
typedef struct mbuf mb_t;
# endif /* _KERNEL */
# if (_BSDI_VERSION >= 199701)
typedef u_long ioctlcmd_t;
# else
typedef int ioctlcmd_t;
# endif
typedef u_int32_t u_32_t;
# define U_32_T 1
#endif /* _BSDI_VERSION */
/* ----------------------------------------------------------------------- */
/* S U N O S 4 */
/* ----------------------------------------------------------------------- */
#if defined(sun) && !defined(OS_RECOGNISED) /* SunOS4 */
# ifdef _KERNEL
# include <sys/kmem_alloc.h>
# define GETKTIME(x) uniqtime((struct timeval *)x)
# define MSGDSIZE(x) mbufchainlen(x)
# define M_LEN(x) (x)->m_len
# define M_DUPLICATE(x) m_copy((x), 0, M_COPYALL)
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
# define GETIFP(n, v, ifs) ifunit(n, IFNAMSIZ)
# define KFREE(x) kmem_free((char *)(x), sizeof(*(x)))
# define KFREES(x,s) kmem_free((char *)(x), (s))
# define SLEEP(id, n) sleep((id), PZERO+1)
# define WAKEUP(id,x) wakeup(id + x)
# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d)
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
extern void m_copydata __P((struct mbuf *, int, int, caddr_t));
extern void m_copyback __P((struct mbuf *, int, int, caddr_t));
typedef struct mbuf mb_t;
# endif
typedef struct uio uio_t;
typedef int ioctlcmd_t;
typedef int minor_t;
typedef unsigned int u_32_t;
# define U_32_T 1
# define OS_RECOGNISED 1
#endif /* SunOS 4 */
/* ----------------------------------------------------------------------- */
/* L I N U X */
/* ----------------------------------------------------------------------- */
#if defined(linux) && !defined(OS_RECOGNISED)
#include <linux/config.h>
#include <linux/version.h>
# if LINUX >= 20600
# define HDR_T_PRIVATE 1
# endif
# undef USE_INET6
# ifdef USE_INET6
struct ip6_ext {
u_char ip6e_nxt;
u_char ip6e_len;
};
# endif
# ifdef _KERNEL
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
# define BCOPYIN(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define COPYIN(a,b,c) copy_from_user((caddr_t)(b), (caddr_t)(a), (c))
# define COPYOUT(a,b,c) copy_to_user((caddr_t)(b), (caddr_t)(a), (c))
# define FREE_MB_T(m) kfree_skb(m)
# define GETKTIME(x) do_gettimeofday((struct timeval *)x)
# define SLEEP(x,s) 0, interruptible_sleep_on(x##_linux)
# define WAKEUP(x,y) wake_up(x##_linux + y)
# define UIOMOVE(a,b,c,d) uiomove(a,b,c,d)
# define USE_MUTEXES
# define KRWLOCK_T rwlock_t
# define KMUTEX_T spinlock_t
# define MUTEX_INIT(x,y) spin_lock_init(&(x)->ipf_lk)
# define MUTEX_ENTER(x) spin_lock(&(x)->ipf_lk)
# define MUTEX_EXIT(x) spin_unlock(&(x)->ipf_lk)
# define MUTEX_DESTROY(x) do { } while (0)
# define MUTEX_NUKE(x) bzero(&(x)->ipf_lk, sizeof((x)->ipf_lk))
# define READ_ENTER(x) ipf_read_enter(x)
# define WRITE_ENTER(x) ipf_write_enter(x)
# define RWLOCK_INIT(x,y) rwlock_init(&(x)->ipf_lk)
# define RW_DESTROY(x) do { } while (0)
# define RWLOCK_EXIT(x) ipf_rw_exit(x)
# define MUTEX_DOWNGRADE(x) ipf_rw_downgrade(x)
# define ATOMIC_INCL(x) MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw)
# define ATOMIC_DECL(x) MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw)
# define ATOMIC_INC64(x) MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw)
# define ATOMIC_INC32(x) MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw)
# define ATOMIC_INC16(x) MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw)
# define ATOMIC_DEC64(x) MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw)
# define ATOMIC_DEC32(x) MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw)
# define ATOMIC_DEC16(x) MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw)
# define SPL_IMP(x) do { } while (0)
# define SPL_NET(x) do { } while (0)
# define SPL_X(x) do { } while (0)
# define IFNAME(x) ((struct net_device*)x)->name
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct net_device *)fin->fin_ifp)->ifindex) & 7)
typedef struct sk_buff mb_t;
extern void m_copydata __P((mb_t *, int, int, caddr_t));
extern void m_copyback __P((mb_t *, int, int, caddr_t));
extern void m_adj __P((mb_t *, int));
extern mb_t *m_pullup __P((mb_t *, int));
# define mbuf sk_buff
# define mtod(m, t) ((t)(m)->data)
# define m_len len
# define m_next next
# define M_DUPLICATE(m) skb_clone((m), in_interrupt() ? GFP_ATOMIC : \
GFP_KERNEL)
# define MSGDSIZE(m) (m)->len
# define M_LEN(m) (m)->len
# define splnet(x) ;
# define printf printk
# define bcopy(s,d,z) memmove(d, s, z)
# define bzero(s,z) memset(s, 0, z)
# define bcmp(a,b,z) memcmp(a, b, z)
# define ifnet net_device
# define if_xname name
# define if_unit ifindex
# define KMALLOC(x,t) (x) = (t)kmalloc(sizeof(*(x)), \
in_interrupt() ? GFP_ATOMIC : GFP_KERNEL)
# define KFREE(x) kfree(x)
# define KMALLOCS(x,t,s) (x) = (t)kmalloc((s), \
in_interrupt() ? GFP_ATOMIC : GFP_KERNEL)
# define KFREES(x,s) kfree(x)
# define GETIFP(n,v) dev_get_by_name(n)
# else
# include <net/ethernet.h>
struct mbuf {
};
# ifndef _NET_ROUTE_H
struct rtentry {
};
# endif
struct ifnet {
char if_xname[IFNAMSIZ];
int if_unit;
int (* if_output) __P((struct ifnet *, struct mbuf *, struct sockaddr *, struct rtentry *));
struct ifaddr *if_addrlist;
};
# define IFNAME(x) ((struct ifnet *)x)->if_xname
# endif /* _KERNEL */
# define COPYIFNAME(x, b) \
(void) strncpy(b, \
((struct ifnet *)x)->if_xname, \
LIFNAMSIZ)
# include <linux/fs.h>
# define FWRITE FMODE_WRITE
# define FREAD FMODE_READ
# define __USE_MISC 1
# define __FAVOR_BSD 1
typedef struct uio {
struct iovec *uio_iov;
void *uio_file;
char *uio_buf;
int uio_iovcnt;
int uio_offset;
size_t uio_resid;
int uio_rw;
} uio_t;
extern int uiomove __P((caddr_t, size_t, int, struct uio *));
# define UIO_READ 1
# define UIO_WRITE 2
typedef u_long ioctlcmd_t;
typedef int minor_t;
typedef u_int32_t u_32_t;
# define U_32_T 1
# define OS_RECOGNISED 1
#endif
/* ----------------------------------------------------------------------- */
/* A I X */
/* ----------------------------------------------------------------------- */
#if defined(_AIX51)
# undef MENTAT
# include <sys/lock.h>
# include <sys/sysmacros.h>
# ifdef _KERNEL
# define rw_read_locked(x) 0
# include <net/net_globals.h>
# include <net/net_malloc.h>
# define KMUTEX_T simple_lock_t
# define KRWLOCK_T complex_lock_t
# define USE_MUTEXES 1
# define USE_SPL 1
# define READ_ENTER(x) lock_read((x)->ipf_lk)
# define WRITE_ENTER(x) lock_write((x)->ipf_lk)
# define MUTEX_DOWNGRADE(x) lock_write_to_read((x)->ipf_lk)
# define RWLOCK_INIT(x, y) lock_alloc(&(x)->ipf_lk, \
LOCK_ALLOC_PIN, \
(u_short)y, 0); \
lock_init((x)->ipf_lk, TRUE)
# define RWLOCK_EXIT(x) lock_done((x)->ipf_lk)
# define RW_DESTROY(x) lock_free(&(x)->ipf_lk)
# define MUTEX_ENTER(x) simple_lock((x)->ipf_lk)
# define MUTEX_INIT(x, y) lock_alloc(&(x)->ipf_lk, \
LOCK_ALLOC_PIN, \
(u_short)y, 0); \
simple_lock_init((x)->ipf_lk)
# define MUTEX_DESTROY(x) lock_free(&(x)->ipf_lk)
# define MUTEX_EXIT(x) simple_unlock((x)->ipf_lk)
# define MUTEX_NUKE(x) bzero(&(x)->ipf_lk, sizeof((x)->ipf_lk))
# define ATOMIC_INC64(x) { MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DEC64(x) { MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_INC32(x) { MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DEC32(x) { MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_INCL(x) { MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DECL(x) { MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_INC(x) { MUTEX_ENTER(&ipf_rw); (x)++; \
MUTEX_EXIT(&ipf_rw); }
# define ATOMIC_DEC(x) { MUTEX_ENTER(&ipf_rw); (x)--; \
MUTEX_EXIT(&ipf_rw); }
# define SPL_NET(x) x = splnet()
# define SPL_IMP(x) x = splimp()
# undef SPL_X
# define SPL_X(x) splx(x)
# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d)
extern void* getifp __P((char *, int));
# define GETIFP(n, v) getifp(n, v)
# define GET_MINOR minor
# define SLEEP(id, n) sleepx((id), PZERO+1, 0)
# define WAKEUP(id,x) wakeup(id)
# define COPYIN(a,b,c) copyin((caddr_t)(a), (caddr_t)(b), (c))
# define COPYOUT(a,b,c) copyout((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYIN(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define BCOPYOUT(a,b,c) bcopy((caddr_t)(a), (caddr_t)(b), (c))
# define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), M_TEMP, M_NOWAIT)
# define KMALLOCS(a, b, c) MALLOC((a), b, (c), M_TEMP, \
((c) > 4096) ? M_WAITOK : M_NOWAIT)
# define KFREE(x) FREE((x), M_TEMP)
# define KFREES(x,s) FREE((x), M_TEMP)
# define MSGDSIZE(x) mbufchainlen(x)
# define M_LEN(x) (x)->m_len
# define M_DUPLICATE(x) m_copy((x), 0, M_COPYALL)
# define GETKTIME(x)
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
# define IPF_PANIC(x,y)
typedef struct mbuf mb_t;
# endif /* _KERNEL */
/*
* These are from's Solaris' #defines for little endian.
*/
#if !defined(IP6F_MORE_FRAG)
# define IP6F_MORE_FRAG 0x0100
#endif
#if !defined(IP6F_RESERVED_MASK)
# define IP6F_RESERVED_MASK 0x0600
#endif
#if !defined(IP6F_OFF_MASK)
# define IP6F_OFF_MASK 0xf8ff
#endif
struct ip6_ext {
u_char ip6e_nxt;
u_char ip6e_len;
};
typedef int ioctlcmd_t;
typedef int minor_t;
/*
* Really, any arch where sizeof(long) != sizeof(int).
*/
typedef unsigned int u_32_t;
# define U_32_T 1
# define OS_RECOGNISED 1
#endif /* _AIX51 */
#ifndef OS_RECOGNISED
#error ip_compat.h does not recognise this platform/OS.
#endif
/* ----------------------------------------------------------------------- */
/* G E N E R I C */
/* ----------------------------------------------------------------------- */
#ifndef OS_RECOGNISED
#endif
/*
* For BSD kernels, if bpf is in the kernel, enable ipfilter to use bpf in
* filter rules.
*/
#if !defined(IPFILTER_BPF) && ((NBPF > 0) || (NBPFILTER > 0) || (DEV_BPF > 0))
# define IPFILTER_BPF
#endif
/*
* Userland locking primitives
*/
typedef struct {
char *eMm_owner;
char *eMm_heldin;
u_int eMm_magic;
int eMm_held;
int eMm_heldat;
#ifdef __hpux
char eMm_fill[8];
#endif
} eMmutex_t;
typedef struct {
char *eMrw_owner;
char *eMrw_heldin;
u_int eMrw_magic;
short eMrw_read;
short eMrw_write;
int eMrw_heldat;
#ifdef __hpux
char eMm_fill[24];
#endif
} eMrwlock_t;
typedef union {
#ifdef KMUTEX_T
struct {
KMUTEX_T ipf_slk;
char *ipf_lname;
} ipf_lkun_s;
#endif
eMmutex_t ipf_emu;
} ipfmutex_t;
typedef union {
#ifdef KRWLOCK_T
struct {
KRWLOCK_T ipf_slk;
char *ipf_lname;
int ipf_sr;
int ipf_sw;
u_int ipf_magic;
} ipf_lkun_s;
#endif
eMrwlock_t ipf_emu;
} ipfrwlock_t;
#define ipf_lk ipf_lkun_s.ipf_slk
#define ipf_lname ipf_lkun_s.ipf_lname
#define ipf_isr ipf_lkun_s.ipf_sr
#define ipf_isw ipf_lkun_s.ipf_sw
#define ipf_magic ipf_lkun_s.ipf_magic
#if !defined(__GNUC__) || \
(defined(__FreeBSD_version) && (__FreeBSD_version >= 503000))
# ifndef INLINE
# define INLINE
# endif
#else
# define INLINE __inline__
#endif
#if defined(linux) && defined(_KERNEL)
extern INLINE void ipf_read_enter __P((ipfrwlock_t *));
extern INLINE void ipf_write_enter __P((ipfrwlock_t *));
extern INLINE void ipf_rw_exit __P((ipfrwlock_t *));
extern INLINE void ipf_rw_downgrade __P((ipfrwlock_t *));
#endif
/*
* In a non-kernel environment, there are a lot of macros that need to be
* filled in to be null-ops or to point to some compatibility function,
* somewhere in userland.
*/
#ifndef _KERNEL
typedef struct mb_s {
struct mb_s *mb_next;
int mb_len;
u_long mb_buf[2048];
} mb_t;
# undef m_next
# define m_next mb_next
# define MSGDSIZE(x) (x)->mb_len /* XXX - from ipt.c */
# define M_LEN(x) (x)->mb_len
# define M_DUPLICATE(x) (x)
# define GETKTIME(x) gettimeofday((struct timeval *)(x), NULL)
# undef MTOD
# define MTOD(m, t) ((t)(m)->mb_buf)
# define FREE_MB_T(x)
# define SLEEP(x,y) 1;
# define WAKEUP(x,y) ;
# define IPF_PANIC(x,y) ;
# define PANIC(x,y) ;
# define SPL_NET(x) ;
# define SPL_IMP(x) ;
# define SPL_X(x) ;
# define KMALLOC(a,b) (a) = (b)malloc(sizeof(*a))
# define KMALLOCS(a,b,c) (a) = (b)malloc(c)
# define KFREE(x) free(x)
# define KFREES(x,s) free(x)
# define GETIFP(x, v, ifs) get_unit(x,v, ifs)
# define COPYIN(a,b,c) (bcopy((a), (b), (c)), 0)
# define COPYOUT(a,b,c) (bcopy((a), (b), (c)), 0)
# define BCOPYIN(a,b,c) (bcopy((a), (b), (c)), 0)
# define BCOPYOUT(a,b,c) (bcopy((a), (b), (c)), 0)
# define COPYDATA(m, o, l, b) bcopy(MTOD((mb_t *)m, char *) + (o), \
(b), (l))
# define COPYBACK(m, o, l, b) bcopy((b), \
MTOD((mb_t *)m, char *) + (o), \
(l))
# define UIOMOVE(a,b,c,d) ipfuiomove(a,b,c,d)
extern void m_copydata __P((mb_t *, int, int, caddr_t));
extern int ipfuiomove __P((caddr_t, int, int, struct uio *));
# ifndef CACHE_HASH
# define CACHE_HASH(x) ((IFNAME(fin->fin_ifp)[0] + \
((struct ifnet *)fin->fin_ifp)->if_unit) & 7)
# endif
# define MUTEX_DESTROY(x) eMmutex_destroy(&(x)->ipf_emu)
# define MUTEX_ENTER(x) eMmutex_enter(&(x)->ipf_emu, \
__FILE__, __LINE__)
# define MUTEX_EXIT(x) eMmutex_exit(&(x)->ipf_emu)
# define MUTEX_INIT(x,y) eMmutex_init(&(x)->ipf_emu, y)
# define MUTEX_NUKE(x) bzero((x), sizeof(*(x)))
# define MUTEX_DOWNGRADE(x) eMrwlock_downgrade(&(x)->ipf_emu, \
__FILE__, __LINE__)
# define READ_ENTER(x) eMrwlock_read_enter(&(x)->ipf_emu, \
__FILE__, __LINE__)
# define RWLOCK_INIT(x, y) eMrwlock_init(&(x)->ipf_emu, y)
# define RWLOCK_EXIT(x) eMrwlock_exit(&(x)->ipf_emu)
# define RW_DESTROY(x) eMrwlock_destroy(&(x)->ipf_emu)
# define WRITE_ENTER(x) eMrwlock_write_enter(&(x)->ipf_emu, \
__FILE__, \
__LINE__)
# define USE_MUTEXES 1
extern void eMmutex_destroy __P((eMmutex_t *));
extern void eMmutex_enter __P((eMmutex_t *, char *, int));
extern void eMmutex_exit __P((eMmutex_t *));
extern void eMmutex_init __P((eMmutex_t *, char *));
extern void eMrwlock_destroy __P((eMrwlock_t *));
extern void eMrwlock_exit __P((eMrwlock_t *));
extern void eMrwlock_init __P((eMrwlock_t *, char *));
extern void eMrwlock_read_enter __P((eMrwlock_t *, char *, int));
extern void eMrwlock_write_enter __P((eMrwlock_t *, char *, int));
extern void eMrwlock_downgrade __P((eMrwlock_t *, char *, int));
#undef NET_IS_HCK_L3_FULL
#define NET_IS_HCK_L3_FULL(n, x) (0)
#undef NET_IS_HCK_L3_PART
#define NET_IS_HCK_L3_PART(n, x) (0)
#undef NET_IS_HCK_L4_FULL
#define NET_IS_HCK_L4_FULL(n, x) (0)
#undef NET_IS_HCK_L4_PART
#define NET_IS_HCK_L4_PART(n, x) (0)
#endif
#define MAX_IPV4HDR ((0xf << 2) + sizeof(struct icmp) + sizeof(ip_t) + 8)
#ifndef IP_OFFMASK
# define IP_OFFMASK 0x1fff
#endif
/*
* On BSD's use quad_t as a guarantee for getting at least a 64bit sized
* object.
*/
#if BSD > 199306
# define USE_QUAD_T
# define U_QUAD_T u_quad_t
# define QUAD_T quad_t
#else /* BSD > 199306 */
# define U_QUAD_T u_long
# define QUAD_T long
#endif /* BSD > 199306 */
#ifdef USE_INET6
# if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__) || \
defined(__osf__) || defined(linux)
# include <netinet/ip6.h>
# include <netinet/icmp6.h>
# if !defined(linux)
# if defined(_KERNEL) && !defined(__osf__)
# include <netinet6/ip6_var.h>
# endif
# endif
typedef struct ip6_hdr ip6_t;
# endif
#endif
#ifndef MAX
# define MAX(a,b) (((a) > (b)) ? (a) : (b))
#endif
#if defined(_KERNEL)
# ifdef MENTAT
# define COPYDATA mb_copydata
# define COPYBACK mb_copyback
# else
# define COPYDATA m_copydata
# define COPYBACK m_copyback
# endif
# if (BSD >= 199306) || defined(__FreeBSD__)
# if (defined(__NetBSD_Version__) && (__NetBSD_Version__ < 105180000)) || \
defined(__FreeBSD__) || (defined(OpenBSD) && (OpenBSD < 200206)) || \
defined(_BSDI_VERSION)
# include <vm/vm.h>
# endif
# if !defined(__FreeBSD__) || (defined (__FreeBSD_version) && \
(__FreeBSD_version >= 300000))
# if (defined(__NetBSD_Version__) && (__NetBSD_Version__ >= 105180000)) || \
(defined(OpenBSD) && (OpenBSD >= 200111))
# include <uvm/uvm_extern.h>
# else
# include <vm/vm_extern.h>
extern vm_map_t kmem_map;
# endif
# include <sys/proc.h>
# else /* !__FreeBSD__ || (__FreeBSD__ && __FreeBSD_version >= 300000) */
# include <vm/vm_kern.h>
# endif /* !__FreeBSD__ || (__FreeBSD__ && __FreeBSD_version >= 300000) */
# ifdef IPFILTER_M_IPFILTER
# include <sys/malloc.h>
MALLOC_DECLARE(M_IPFILTER);
# define _M_IPF M_IPFILTER
# else /* IPFILTER_M_IPFILTER */
# ifdef M_PFIL
# define _M_IPF M_PFIL
# else
# ifdef M_IPFILTER
# define _M_IPF M_IPFILTER
# else
# define _M_IPF M_TEMP
# endif /* M_IPFILTER */
# endif /* M_PFIL */
# endif /* IPFILTER_M_IPFILTER */
# define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), _M_IPF, M_NOWAIT)
# define KMALLOCS(a, b, c) MALLOC((a), b, (c), _M_IPF, M_NOWAIT)
# define KFREE(x) FREE((x), _M_IPF)
# define KFREES(x,s) FREE((x), _M_IPF)
# define UIOMOVE(a,b,c,d) uiomove(a,b,d)
# define SLEEP(id, n) tsleep((id), PPAUSE|PCATCH, n, 0)
# define WAKEUP(id,x) wakeup(id+x)
# define GETIFP(n, v, ifs) ifunit(n)
# endif /* (Free)BSD */
# if !defined(USE_MUTEXES) && !defined(SPL_NET)
# if (defined(NetBSD) && (NetBSD <= 1991011) && (NetBSD >= 199407)) || \
(defined(OpenBSD) && (OpenBSD >= 200006))
# define SPL_NET(x) x = splsoftnet()
# else
# define SPL_IMP(x) x = splimp()
# define SPL_NET(x) x = splnet()
# endif /* NetBSD && (NetBSD <= 1991011) && (NetBSD >= 199407) */
# define SPL_X(x) (void) splx(x)
# endif /* !USE_MUTEXES */
# ifndef FREE_MB_T
# define FREE_MB_T(m) m_freem(m)
# endif
# ifndef MTOD
# define MTOD(m,t) mtod(m,t)
# endif
# ifndef COPYIN
# define COPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0)
# define COPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0)
# define BCOPYIN(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0)
# define BCOPYOUT(a,b,c) (bcopy((caddr_t)(a), (caddr_t)(b), (c)), 0)
# endif
# ifndef KMALLOC
# define KMALLOC(a,b) (a) = (b)new_kmem_alloc(sizeof(*(a)), \
KMEM_NOSLEEP)
# define KMALLOCS(a,b,c) (a) = (b)new_kmem_alloc((c), KMEM_NOSLEEP)
# endif
# ifndef GET_MINOR
# define GET_MINOR(x) minor(x)
# endif
# define PANIC(x,y) if (x) panic y
#endif /* _KERNEL */
#ifndef IFNAME
# define IFNAME(x) ((struct ifnet *)x)->if_name
#endif
#ifndef COPYIFNAME
# define NEED_FRGETIFNAME
extern char *fr_getifname __P((struct ifnet *, char *));
# define COPYIFNAME(x, b, v) \
fr_getifname((struct ifnet *)x, b)
#endif
#ifndef ASSERT
# define ASSERT(x)
#endif
/*
* Because the ctype(3) posix definition, if used "safely" in code everywhere,
* would mean all normal code that walks through strings needed casts. Yuck.
*/
#define ISALNUM(x) isalnum((u_char)(x))
#define ISALPHA(x) isalpha((u_char)(x))
#define ISASCII(x) isascii((u_char)(x))
#define ISDIGIT(x) isdigit((u_char)(x))
#define ISPRINT(x) isprint((u_char)(x))
#define ISSPACE(x) isspace((u_char)(x))
#define ISUPPER(x) isupper((u_char)(x))
#define ISXDIGIT(x) isxdigit((u_char)(x))
#define ISLOWER(x) islower((u_char)(x))
#define TOUPPER(x) toupper((u_char)(x))
#define TOLOWER(x) tolower((u_char)(x))
/*
* If mutexes aren't being used, turn all the mutex functions into null-ops.
*/
#if !defined(USE_MUTEXES)
# define USE_SPL 1
# undef RW_DESTROY
# undef MUTEX_INIT
# undef MUTEX_NUKE
# undef MUTEX_DESTROY
# define MUTEX_ENTER(x) ;
# define READ_ENTER(x) ;
# define WRITE_ENTER(x) ;
# define MUTEX_DOWNGRADE(x) ;
# define RWLOCK_INIT(x, y) ;
# define RWLOCK_EXIT(x) ;
# define RW_DESTROY(x) ;
# define MUTEX_EXIT(x) ;
# define MUTEX_INIT(x,y) ;
# define MUTEX_DESTROY(x) ;
# define MUTEX_NUKE(x) ;
#endif /* !USE_MUTEXES */
#ifndef ATOMIC_INC
# define ATOMIC_INC(x) (x)++
# define ATOMIC_DEC(x) (x)--
#endif
#if defined(USE_SPL) && defined(_KERNEL)
# define SPL_INT(x) int x
#else
# define SPL_INT(x)
#endif
/*
* If there are no atomic operations for bit sizes defined, define them to all
* use a generic one that works for all sizes.
*/
#ifndef ATOMIC_INCL
# define ATOMIC_INCL ATOMIC_INC
# define ATOMIC_INC64 ATOMIC_INC
# define ATOMIC_INC32 ATOMIC_INC
# define ATOMIC_INC16 ATOMIC_INC
# define ATOMIC_DECL ATOMIC_DEC
# define ATOMIC_DEC64 ATOMIC_DEC
# define ATOMIC_DEC32 ATOMIC_DEC
# define ATOMIC_DEC16 ATOMIC_DEC
#endif
#ifndef HDR_T_PRIVATE
typedef struct tcphdr tcphdr_t;
typedef struct udphdr udphdr_t;
#endif
typedef struct icmp icmphdr_t;
typedef struct ip ip_t;
typedef struct ether_header ether_header_t;
typedef struct tcpiphdr tcpiphdr_t;
#ifndef FR_GROUPLEN
# define FR_GROUPLEN 16
#endif
#ifdef offsetof
# undef offsetof
#endif
#ifndef offsetof
# define offsetof(t,m) (int)((&((t *)0L)->m))
#endif
/*
* This set of macros has been brought about because on Tru64 it is not
* possible to easily assign or examine values in a structure that are
* bit fields.
*/
#ifndef IP_V
# define IP_V(x) (x)->ip_v
#endif
#ifndef IP_V_A
# define IP_V_A(x,y) (x)->ip_v = (y)
#endif
#ifndef IP_HL
# define IP_HL(x) (x)->ip_hl
#endif
#ifndef IP_HL_A
# define IP_HL_A(x,y) (x)->ip_hl = (y)
#endif
#ifndef TCP_X2
# define TCP_X2(x) (x)->th_x2
#endif
#ifndef TCP_X2_A
# define TCP_X2_A(x,y) (x)->th_x2 = (y)
#endif
#ifndef TCP_OFF
# define TCP_OFF(x) (x)->th_off
#endif
#ifndef TCP_OFF_A
# define TCP_OFF_A(x,y) (x)->th_off = (y)
#endif
#define IPMINLEN(i, h) ((i)->ip_len >= (IP_HL(i) * 4 + sizeof(struct h)))
/*
* XXX - This is one of those *awful* hacks which nobody likes
*/
#ifdef ultrix
#define A_A
#else
#define A_A &
#endif
#define TCPF_ALL (TH_FIN|TH_SYN|TH_RST|TH_PUSH|TH_ACK|TH_URG|\
TH_ECN|TH_CWR)
#if (BSD >= 199306) && !defined(m_act)
# define m_act m_nextpkt
#endif
/*
* Security Options for Intenet Protocol (IPSO) as defined in RFC 1108.
*
* Basic Option
*
* 00000001 - (Reserved 4)
* 00111101 - Top Secret
* 01011010 - Secret
* 10010110 - Confidential
* 01100110 - (Reserved 3)
* 11001100 - (Reserved 2)
* 10101011 - Unclassified
* 11110001 - (Reserved 1)
*/
#define IPSO_CLASS_RES4 0x01
#define IPSO_CLASS_TOPS 0x3d
#define IPSO_CLASS_SECR 0x5a
#define IPSO_CLASS_CONF 0x96
#define IPSO_CLASS_RES3 0x66
#define IPSO_CLASS_RES2 0xcc
#define IPSO_CLASS_UNCL 0xab
#define IPSO_CLASS_RES1 0xf1
#define IPSO_AUTH_GENSER 0x80
#define IPSO_AUTH_ESI 0x40
#define IPSO_AUTH_SCI 0x20
#define IPSO_AUTH_NSA 0x10
#define IPSO_AUTH_DOE 0x08
#define IPSO_AUTH_UN 0x06
#define IPSO_AUTH_FTE 0x01
/*
* IP option #defines
*/
#undef IPOPT_RR
#define IPOPT_RR 7
#undef IPOPT_ZSU
#define IPOPT_ZSU 10 /* ZSU */
#undef IPOPT_MTUP
#define IPOPT_MTUP 11 /* MTUP */
#undef IPOPT_MTUR
#define IPOPT_MTUR 12 /* MTUR */
#undef IPOPT_ENCODE
#define IPOPT_ENCODE 15 /* ENCODE */
#undef IPOPT_TS
#define IPOPT_TS 68
#undef IPOPT_TR
#define IPOPT_TR 82 /* TR */
#undef IPOPT_SECURITY
#define IPOPT_SECURITY 130
#undef IPOPT_LSRR
#define IPOPT_LSRR 131
#undef IPOPT_E_SEC
#define IPOPT_E_SEC 133 /* E-SEC */
#undef IPOPT_CIPSO
#define IPOPT_CIPSO 134 /* CIPSO */
#undef IPOPT_SATID
#define IPOPT_SATID 136
#ifndef IPOPT_SID
# define IPOPT_SID IPOPT_SATID
#endif
#undef IPOPT_SSRR
#define IPOPT_SSRR 137
#undef IPOPT_ADDEXT
#define IPOPT_ADDEXT 147 /* ADDEXT */
#undef IPOPT_VISA
#define IPOPT_VISA 142 /* VISA */
#undef IPOPT_IMITD
#define IPOPT_IMITD 144 /* IMITD */
#undef IPOPT_EIP
#define IPOPT_EIP 145 /* EIP */
#undef IPOPT_RTRALRT
#define IPOPT_RTRALRT 148 /* RTRALRT */
#undef IPOPT_SDB
#define IPOPT_SDB 149
#undef IPOPT_NSAPA
#define IPOPT_NSAPA 150
#undef IPOPT_DPS
#define IPOPT_DPS 151
#undef IPOPT_UMP
#define IPOPT_UMP 152
#undef IPOPT_FINN
#define IPOPT_FINN 205 /* FINN */
#ifndef TCPOPT_EOL
# define TCPOPT_EOL 0
#endif
#ifndef TCPOPT_NOP
# define TCPOPT_NOP 1
#endif
#ifndef TCPOPT_MAXSEG
# define TCPOPT_MAXSEG 2
#endif
#ifndef TCPOLEN_MAXSEG
# define TCPOLEN_MAXSEG 4
#endif
#ifndef TCPOPT_WINDOW
# define TCPOPT_WINDOW 3
#endif
#ifndef TCPOLEN_WINDOW
# define TCPOLEN_WINDOW 3
#endif
#ifndef TCPOPT_SACK_PERMITTED
# define TCPOPT_SACK_PERMITTED 4
#endif
#ifndef TCPOLEN_SACK_PERMITTED
# define TCPOLEN_SACK_PERMITTED 2
#endif
#ifndef TCPOPT_SACK
# define TCPOPT_SACK 5
#endif
#ifndef TCPOPT_TIMESTAMP
# define TCPOPT_TIMESTAMP 8
#endif
#ifndef ICMP_MINLEN
# define ICMP_MINLEN 8
#endif
#ifndef ICMP_ECHOREPLY
# define ICMP_ECHOREPLY 0
#endif
#ifndef ICMP_UNREACH
# define ICMP_UNREACH 3
#endif
#ifndef ICMP_UNREACH_NET
# define ICMP_UNREACH_NET 0
#endif
#ifndef ICMP_UNREACH_HOST
# define ICMP_UNREACH_HOST 1
#endif
#ifndef ICMP_UNREACH_PROTOCOL
# define ICMP_UNREACH_PROTOCOL 2
#endif
#ifndef ICMP_UNREACH_PORT
# define ICMP_UNREACH_PORT 3
#endif
#ifndef ICMP_UNREACH_NEEDFRAG
# define ICMP_UNREACH_NEEDFRAG 4
#endif
#ifndef ICMP_UNREACH_SRCFAIL
# define ICMP_UNREACH_SRCFAIL 5
#endif
#ifndef ICMP_UNREACH_NET_UNKNOWN
# define ICMP_UNREACH_NET_UNKNOWN 6
#endif
#ifndef ICMP_UNREACH_HOST_UNKNOWN
# define ICMP_UNREACH_HOST_UNKNOWN 7
#endif
#ifndef ICMP_UNREACH_ISOLATED
# define ICMP_UNREACH_ISOLATED 8
#endif
#ifndef ICMP_UNREACH_NET_PROHIB
# define ICMP_UNREACH_NET_PROHIB 9
#endif
#ifndef ICMP_UNREACH_HOST_PROHIB
# define ICMP_UNREACH_HOST_PROHIB 10
#endif
#ifndef ICMP_UNREACH_TOSNET
# define ICMP_UNREACH_TOSNET 11
#endif
#ifndef ICMP_UNREACH_TOSHOST
# define ICMP_UNREACH_TOSHOST 12
#endif
#ifndef ICMP_UNREACH_ADMIN_PROHIBIT
# define ICMP_UNREACH_ADMIN_PROHIBIT 13
#endif
#ifndef ICMP_UNREACH_FILTER
# define ICMP_UNREACH_FILTER 13
#endif
#ifndef ICMP_UNREACH_HOST_PRECEDENCE
# define ICMP_UNREACH_HOST_PRECEDENCE 14
#endif
#ifndef ICMP_UNREACH_PRECEDENCE_CUTOFF
# define ICMP_UNREACH_PRECEDENCE_CUTOFF 15
#endif
#ifndef ICMP_SOURCEQUENCH
# define ICMP_SOURCEQUENCH 4
#endif
#ifndef ICMP_REDIRECT_NET
# define ICMP_REDIRECT_NET 0
#endif
#ifndef ICMP_REDIRECT_HOST
# define ICMP_REDIRECT_HOST 1
#endif
#ifndef ICMP_REDIRECT_TOSNET
# define ICMP_REDIRECT_TOSNET 2
#endif
#ifndef ICMP_REDIRECT_TOSHOST
# define ICMP_REDIRECT_TOSHOST 3
#endif
#ifndef ICMP_ALTHOSTADDR
# define ICMP_ALTHOSTADDR 6
#endif
#ifndef ICMP_TIMXCEED
# define ICMP_TIMXCEED 11
#endif
#ifndef ICMP_TIMXCEED_INTRANS
# define ICMP_TIMXCEED_INTRANS 0
#endif
#ifndef ICMP_TIMXCEED_REASS
# define ICMP_TIMXCEED_REASS 1
#endif
#ifndef ICMP_PARAMPROB
# define ICMP_PARAMPROB 12
#endif
#ifndef ICMP_PARAMPROB_ERRATPTR
# define ICMP_PARAMPROB_ERRATPTR 0
#endif
#ifndef ICMP_PARAMPROB_OPTABSENT
# define ICMP_PARAMPROB_OPTABSENT 1
#endif
#ifndef ICMP_PARAMPROB_LENGTH
# define ICMP_PARAMPROB_LENGTH 2
#endif
#ifndef ICMP_TSTAMP
# define ICMP_TSTAMP 13
#endif
#ifndef ICMP_TSTAMPREPLY
# define ICMP_TSTAMPREPLY 14
#endif
#ifndef ICMP_IREQ
# define ICMP_IREQ 15
#endif
#ifndef ICMP_IREQREPLY
# define ICMP_IREQREPLY 16
#endif
#ifndef ICMP_MASKREQ
# define ICMP_MASKREQ 17
#endif
#ifndef ICMP_MASKREPLY
# define ICMP_MASKREPLY 18
#endif
#ifndef ICMP_TRACEROUTE
# define ICMP_TRACEROUTE 30
#endif
#ifndef ICMP_DATACONVERR
# define ICMP_DATACONVERR 31
#endif
#ifndef ICMP_MOBILE_REDIRECT
# define ICMP_MOBILE_REDIRECT 32
#endif
#ifndef ICMP_IPV6_WHEREAREYOU
# define ICMP_IPV6_WHEREAREYOU 33
#endif
#ifndef ICMP_IPV6_IAMHERE
# define ICMP_IPV6_IAMHERE 34
#endif
#ifndef ICMP_MOBILE_REGREQUEST
# define ICMP_MOBILE_REGREQUEST 35
#endif
#ifndef ICMP_MOBILE_REGREPLY
# define ICMP_MOBILE_REGREPLY 36
#endif
#ifndef ICMP_SKIP
# define ICMP_SKIP 39
#endif
#ifndef ICMP_PHOTURIS
# define ICMP_PHOTURIS 40
#endif
#ifndef ICMP_PHOTURIS_UNKNOWN_INDEX
# define ICMP_PHOTURIS_UNKNOWN_INDEX 1
#endif
#ifndef ICMP_PHOTURIS_AUTH_FAILED
# define ICMP_PHOTURIS_AUTH_FAILED 2
#endif
#ifndef ICMP_PHOTURIS_DECRYPT_FAILED
# define ICMP_PHOTURIS_DECRYPT_FAILED 3
#endif
#ifndef IPVERSION
# define IPVERSION 4
#endif
#ifndef IPOPT_MINOFF
# define IPOPT_MINOFF 4
#endif
#ifndef IPOPT_COPIED
# define IPOPT_COPIED(x) ((x)&0x80)
#endif
#ifndef IPOPT_EOL
# define IPOPT_EOL 0
#endif
#ifndef IPOPT_NOP
# define IPOPT_NOP 1
#endif
#ifndef IP_MF
# define IP_MF ((u_short)0x2000)
#endif
#ifndef ETHERTYPE_IP
# define ETHERTYPE_IP ((u_short)0x0800)
#endif
#ifndef TH_FIN
# define TH_FIN 0x01
#endif
#ifndef TH_SYN
# define TH_SYN 0x02
#endif
#ifndef TH_RST
# define TH_RST 0x04
#endif
#ifndef TH_PUSH
# define TH_PUSH 0x08
#endif
#ifndef TH_ACK
# define TH_ACK 0x10
#endif
#ifndef TH_URG
# define TH_URG 0x20
#endif
#undef TH_ACKMASK
#define TH_ACKMASK (TH_FIN|TH_SYN|TH_RST|TH_ACK)
#ifndef IPOPT_EOL
# define IPOPT_EOL 0
#endif
#ifndef IPOPT_NOP
# define IPOPT_NOP 1
#endif
#ifndef IPOPT_RR
# define IPOPT_RR 7
#endif
#ifndef IPOPT_TS
# define IPOPT_TS 68
#endif
#ifndef IPOPT_SECURITY
# define IPOPT_SECURITY 130
#endif
#ifndef IPOPT_LSRR
# define IPOPT_LSRR 131
#endif
#ifndef IPOPT_SATID
# define IPOPT_SATID 136
#endif
#ifndef IPOPT_SSRR
# define IPOPT_SSRR 137
#endif
#ifndef IPOPT_SECUR_UNCLASS
# define IPOPT_SECUR_UNCLASS ((u_short)0x0000)
#endif
#ifndef IPOPT_SECUR_CONFID
# define IPOPT_SECUR_CONFID ((u_short)0xf135)
#endif
#ifndef IPOPT_SECUR_EFTO
# define IPOPT_SECUR_EFTO ((u_short)0x789a)
#endif
#ifndef IPOPT_SECUR_MMMM
# define IPOPT_SECUR_MMMM ((u_short)0xbc4d)
#endif
#ifndef IPOPT_SECUR_RESTR
# define IPOPT_SECUR_RESTR ((u_short)0xaf13)
#endif
#ifndef IPOPT_SECUR_SECRET
# define IPOPT_SECUR_SECRET ((u_short)0xd788)
#endif
#ifndef IPOPT_SECUR_TOPSECRET
# define IPOPT_SECUR_TOPSECRET ((u_short)0x6bc5)
#endif
#ifndef IPOPT_OLEN
# define IPOPT_OLEN 1
#endif
#ifndef IPPROTO_HOPOPTS
# define IPPROTO_HOPOPTS 0
#endif
#ifndef IPPROTO_ENCAP
# define IPPROTO_ENCAP 4
#endif
#ifndef IPPROTO_IPV6
# define IPPROTO_IPV6 41
#endif
#ifndef IPPROTO_ROUTING
# define IPPROTO_ROUTING 43
#endif
#ifndef IPPROTO_FRAGMENT
# define IPPROTO_FRAGMENT 44
#endif
#ifndef IPPROTO_GRE
# define IPPROTO_GRE 47 /* GRE encaps RFC 1701 */
#endif
#ifndef IPPROTO_ESP
# define IPPROTO_ESP 50
#endif
#ifndef IPPROTO_AH
# define IPPROTO_AH 51
#endif
#ifndef IPPROTO_ICMPV6
# define IPPROTO_ICMPV6 58
#endif
#ifndef IPPROTO_NONE
# define IPPROTO_NONE 59
#endif
#ifndef IPPROTO_DSTOPTS
# define IPPROTO_DSTOPTS 60
#endif
#ifndef IPPROTO_FRAGMENT
# define IPPROTO_FRAGMENT 44
#endif
#ifndef ICMP_ROUTERADVERT
# define ICMP_ROUTERADVERT 9
#endif
#ifndef ICMP_ROUTERSOLICIT
# define ICMP_ROUTERSOLICIT 10
#endif
#ifndef ICMP6_DST_UNREACH
# define ICMP6_DST_UNREACH 1
#endif
#ifndef ICMP6_PACKET_TOO_BIG
# define ICMP6_PACKET_TOO_BIG 2
#endif
#ifndef ICMP6_TIME_EXCEEDED
# define ICMP6_TIME_EXCEEDED 3
#endif
#ifndef ICMP6_PARAM_PROB
# define ICMP6_PARAM_PROB 4
#endif
#ifndef ICMP6_ECHO_REQUEST
# define ICMP6_ECHO_REQUEST 128
#endif
#ifndef ICMP6_ECHO_REPLY
# define ICMP6_ECHO_REPLY 129
#endif
#ifndef ICMP6_MEMBERSHIP_QUERY
# define ICMP6_MEMBERSHIP_QUERY 130
#endif
#ifndef MLD6_LISTENER_QUERY
# define MLD6_LISTENER_QUERY 130
#endif
#ifndef ICMP6_MEMBERSHIP_REPORT
# define ICMP6_MEMBERSHIP_REPORT 131
#endif
#ifndef MLD6_LISTENER_REPORT
# define MLD6_LISTENER_REPORT 131
#endif
#ifndef ICMP6_MEMBERSHIP_REDUCTION
# define ICMP6_MEMBERSHIP_REDUCTION 132
#endif
#ifndef MLD6_LISTENER_DONE
# define MLD6_LISTENER_DONE 132
#endif
#ifndef ND_ROUTER_SOLICIT
# define ND_ROUTER_SOLICIT 133
#endif
#ifndef ND_ROUTER_ADVERT
# define ND_ROUTER_ADVERT 134
#endif
#ifndef ND_NEIGHBOR_SOLICIT
# define ND_NEIGHBOR_SOLICIT 135
#endif
#ifndef ND_NEIGHBOR_ADVERT
# define ND_NEIGHBOR_ADVERT 136
#endif
#ifndef ND_REDIRECT
# define ND_REDIRECT 137
#endif
#ifndef ICMP6_ROUTER_RENUMBERING
# define ICMP6_ROUTER_RENUMBERING 138
#endif
#ifndef ICMP6_WRUREQUEST
# define ICMP6_WRUREQUEST 139
#endif
#ifndef ICMP6_WRUREPLY
# define ICMP6_WRUREPLY 140
#endif
#ifndef ICMP6_FQDN_QUERY
# define ICMP6_FQDN_QUERY 139
#endif
#ifndef ICMP6_FQDN_REPLY
# define ICMP6_FQDN_REPLY 140
#endif
#ifndef ICMP6_NI_QUERY
# define ICMP6_NI_QUERY 139
#endif
#ifndef ICMP6_NI_REPLY
# define ICMP6_NI_REPLY 140
#endif
#ifndef MLD6_MTRACE_RESP
# define MLD6_MTRACE_RESP 200
#endif
#ifndef MLD6_MTRACE
# define MLD6_MTRACE 201
#endif
#ifndef ICMP6_HADISCOV_REQUEST
# define ICMP6_HADISCOV_REQUEST 202
#endif
#ifndef ICMP6_HADISCOV_REPLY
# define ICMP6_HADISCOV_REPLY 203
#endif
#ifndef ICMP6_MOBILEPREFIX_SOLICIT
# define ICMP6_MOBILEPREFIX_SOLICIT 204
#endif
#ifndef ICMP6_MOBILEPREFIX_ADVERT
# define ICMP6_MOBILEPREFIX_ADVERT 205
#endif
#ifndef ICMP6_MAXTYPE
# define ICMP6_MAXTYPE 205
#endif
#ifndef ICMP6_DST_UNREACH_NOROUTE
# define ICMP6_DST_UNREACH_NOROUTE 0
#endif
#ifndef ICMP6_DST_UNREACH_ADMIN
# define ICMP6_DST_UNREACH_ADMIN 1
#endif
#ifndef ICMP6_DST_UNREACH_NOTNEIGHBOR
# define ICMP6_DST_UNREACH_NOTNEIGHBOR 2
#endif
#ifndef ICMP6_DST_UNREACH_BEYONDSCOPE
# define ICMP6_DST_UNREACH_BEYONDSCOPE 2
#endif
#ifndef ICMP6_DST_UNREACH_ADDR
# define ICMP6_DST_UNREACH_ADDR 3
#endif
#ifndef ICMP6_DST_UNREACH_NOPORT
# define ICMP6_DST_UNREACH_NOPORT 4
#endif
#ifndef ICMP6_TIME_EXCEED_TRANSIT
# define ICMP6_TIME_EXCEED_TRANSIT 0
#endif
#ifndef ICMP6_TIME_EXCEED_REASSEMBLY
# define ICMP6_TIME_EXCEED_REASSEMBLY 1
#endif
#ifndef ICMP6_NI_SUCCESS
# define ICMP6_NI_SUCCESS 0
#endif
#ifndef ICMP6_NI_REFUSED
# define ICMP6_NI_REFUSED 1
#endif
#ifndef ICMP6_NI_UNKNOWN
# define ICMP6_NI_UNKNOWN 2
#endif
#ifndef ICMP6_ROUTER_RENUMBERING_COMMAND
# define ICMP6_ROUTER_RENUMBERING_COMMAND 0
#endif
#ifndef ICMP6_ROUTER_RENUMBERING_RESULT
# define ICMP6_ROUTER_RENUMBERING_RESULT 1
#endif
#ifndef ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET
# define ICMP6_ROUTER_RENUMBERING_SEQNUM_RESET 255
#endif
#ifndef ICMP6_PARAMPROB_HEADER
# define ICMP6_PARAMPROB_HEADER 0
#endif
#ifndef ICMP6_PARAMPROB_NEXTHEADER
# define ICMP6_PARAMPROB_NEXTHEADER 1
#endif
#ifndef ICMP6_PARAMPROB_OPTION
# define ICMP6_PARAMPROB_OPTION 2
#endif
#ifndef ICMP6_NI_SUBJ_IPV6
# define ICMP6_NI_SUBJ_IPV6 0
#endif
#ifndef ICMP6_NI_SUBJ_FQDN
# define ICMP6_NI_SUBJ_FQDN 1
#endif
#ifndef ICMP6_NI_SUBJ_IPV4
# define ICMP6_NI_SUBJ_IPV4 2
#endif
/*
* ECN is a new addition to TCP - RFC 2481
*/
#ifndef TH_ECN
# define TH_ECN 0x40
#endif
#ifndef TH_CWR
# define TH_CWR 0x80
#endif
#define TH_ECNALL (TH_ECN|TH_CWR)
/*
* TCP States
*/
#define IPF_TCPS_CLOSED 0 /* closed */
#define IPF_TCPS_LISTEN 1 /* listening for connection */
#define IPF_TCPS_SYN_SENT 2 /* active, have sent syn */
#define IPF_TCPS_SYN_RECEIVED 3 /* have send and received syn */
#define IPF_TCPS_HALF_ESTAB 4 /* for connections not fully "up" */
/* states < IPF_TCPS_ESTABLISHED are those where connections not established */
#define IPF_TCPS_ESTABLISHED 5 /* established */
#define IPF_TCPS_CLOSE_WAIT 6 /* rcvd fin, waiting for close */
/* states > IPF_TCPS_CLOSE_WAIT are those where user has closed */
#define IPF_TCPS_FIN_WAIT_1 7 /* have closed, sent fin */
#define IPF_TCPS_CLOSING 8 /* closed xchd FIN; await FIN ACK */
#define IPF_TCPS_LAST_ACK 9 /* had fin and close; await FIN ACK */
/* states > IPF_TCPS_CLOSE_WAIT && < IPF_TCPS_FIN_WAIT_2 await ACK of FIN */
#define IPF_TCPS_FIN_WAIT_2 10 /* have closed, fin is acked */
#define IPF_TCPS_TIME_WAIT 11 /* in 2*msl quiet wait after close */
#define IPF_TCP_NSTATES 12
#define TCP_MSL 120
#undef ICMP_MAX_UNREACH
#define ICMP_MAX_UNREACH 14
#undef ICMP_MAXTYPE
#define ICMP_MAXTYPE 18
#ifndef IFNAMSIZ
#define IFNAMSIZ 16
#endif
#ifndef LOG_FTP
# define LOG_FTP (11<<3)
#endif
#ifndef LOG_AUTHPRIV
# define LOG_AUTHPRIV (10<<3)
#endif
#ifndef LOG_AUDIT
# define LOG_AUDIT (13<<3)
#endif
#ifndef LOG_NTP
# define LOG_NTP (12<<3)
#endif
#ifndef LOG_SECURITY
# define LOG_SECURITY (13<<3)
#endif
#ifndef LOG_LFMT
# define LOG_LFMT (14<<3)
#endif
#ifndef LOG_CONSOLE
# define LOG_CONSOLE (14<<3)
#endif
/*
* ICMP error replies have an IP header (20 bytes), 8 bytes of ICMP data,
* another IP header and then 64 bits of data, totalling 56. Of course,
* the last 64 bits is dependent on that being available.
*/
#define ICMPERR_ICMPHLEN 8
#define ICMPERR_IPICMPHLEN (20 + 8)
#define ICMPERR_MINPKTLEN (20 + 8 + 20)
#define ICMPERR_MAXPKTLEN (20 + 8 + 20 + 8)
#define ICMP6ERR_MINPKTLEN (40 + 8)
#define ICMP6ERR_IPICMPHLEN (40 + 8 + 40)
#ifndef MIN
# define MIN(a,b) (((a)<(b))?(a):(b))
#endif
#ifdef IPF_DEBUG
# define DPRINT(x) printf x
#else
# define DPRINT(x)
#endif
#ifdef RESCUE
# undef IPFILTER_BPF
#endif
#endif /* __IP_COMPAT_H__ */