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zig/lib/libc/include/generic-freebsd/netinet/ip_compat.h
Alex Rønne Petersen 6e64bc845f
libc: Add FreeBSD system and libc headers from 14.2.0. 
osreldate.h and sys/param.h were manually adjusted to not __FreeBSD_version
since it will be defined by the compiler.
2025-05-10 12:19:26 +02:00

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/*
* Copyright (C) 2012 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 2.142.2.57 2007/10/10 09:51:42 darrenr Exp $
*/
#ifndef __IP_COMPAT_H__
#define __IP_COMPAT_H__
#if defined(_KERNEL) || defined(KERNEL) || defined(__KERNEL__)
# undef KERNEL
# undef _KERNEL
# undef __KERNEL__
# define KERNEL
# define _KERNEL
# define __KERNEL__
#endif
#ifndef SOLARIS
# if defined(sun) && defined(__SVR4)
# define SOLARIS 1
# else
# define SOLARIS 0
# endif
#endif
#if defined(__SVR4)
# 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
# define IPL_EXTERN(ep) ipl##ep
/*
* This is a workaround for <sys/uio.h> troubles on FreeBSD and OpenBSD.
*/
#ifndef _KERNEL
# define ADD_KERNEL
# define _KERNEL
# define KERNEL
#endif
#include <sys/uio.h>
#ifdef ADD_KERNEL
# undef _KERNEL
# undef KERNEL
#endif
#define NETBSD_GE_REV(x) (defined(__NetBSD_Version__) && \
(__NetBSD_Version__ >= (x)))
#define NETBSD_GT_REV(x) (defined(__NetBSD_Version__) && \
(__NetBSD_Version__ > (x)))
#define NETBSD_LT_REV(x) (defined(__NetBSD_Version__) && \
(__NetBSD_Version__ < (x)))
/* ----------------------------------------------------------------------- */
/* F R E E B S D */
/* ----------------------------------------------------------------------- */
#define HAS_SYS_MD5_H 1
#if defined(_KERNEL)
# include "opt_bpf.h"
# include "opt_inet6.h"
# if defined(INET6) && !defined(USE_INET6)
# define USE_INET6
# endif
#else
# if !defined(USE_INET6) && !defined(NOINET6)
# define USE_INET6
# endif
#endif
#if defined(_KERNEL)
# include <netinet/ip_var.h>
# define p_cred td_ucred
# define p_uid td_ucred->cr_ruid
/*
* 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
# if !defined(IPFILTER_LKM) && defined(__FreeBSD__)
# 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))
#else
# include <inttypes.h>
#endif /* _KERNEL */
#include <sys/selinfo.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#define KRWLOCK_FILL_SZ 56
#define KMUTEX_FILL_SZ 56
#include <sys/rwlock.h>
#define KMUTEX_T struct mtx
#define KRWLOCK_T struct rwlock
#ifdef _KERNEL
# define READ_ENTER(x) rw_rlock(&(x)->ipf_lk)
# define WRITE_ENTER(x) rw_wlock(&(x)->ipf_lk)
# define MUTEX_DOWNGRADE(x) rw_downgrade(&(x)->ipf_lk)
# define MUTEX_TRY_UPGRADE(x) rw_try_upgrade(&(x)->ipf_lk)
# define RWLOCK_INIT(x,y) rw_init(&(x)->ipf_lk, (y))
# define RW_DESTROY(x) rw_destroy(&(x)->ipf_lk)
# define RWLOCK_EXIT(x) do { \
if (rw_wowned(&(x)->ipf_lk)) \
rw_wunlock(&(x)->ipf_lk); \
else \
rw_runlock(&(x)->ipf_lk); \
} while (0)
# include <net/if_var.h>
# include <net/if_private.h>
# define GETKTIME(x) microtime((struct timeval *)x)
# define if_addrlist if_addrhead
# include <netinet/in_systm.h>
# include <netinet/ip.h>
# include <machine/in_cksum.h>
# 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.
*/
# include <machine/atomic.h>
# define ATOMIC_INC(x) { mtx_lock(&softc->ipf_rw.ipf_lk); (x)++; \
mtx_unlock(&softc->ipf_rw.ipf_lk); }
# define ATOMIC_DEC(x) { mtx_lock(&softc->ipf_rw.ipf_lk); (x)--; \
mtx_unlock(&softc->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((u_int *)&(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((u_int *)&(x), -1)
# define SPL_X(x) ;
# define SPL_NET(x) ;
# define SPL_IMP(x) ;
# define SPL_SCHED(x) ;
# define GET_MINOR dev2unit
# define MSGDSIZE(m) mbufchainlen(m)
# define M_LEN(m) (m)->m_len
# define M_ADJ(m,x) m_adj(m, x)
# define M_COPY(x) m_copym((x), 0, M_COPYALL, M_NOWAIT)
# define M_DUP(m) m_dup(m, M_NOWAIT)
# define IPF_PANIC(x,y) if (x) { printf y; panic("ipf_panic"); }
typedef struct mbuf mb_t;
#else /* !_KERNEL */
# ifndef _NET_IF_VAR_H_
/*
* Userland emulation of struct ifnet.
*/
struct route;
struct mbuf;
struct ifnet {
char if_xname[IFNAMSIZ];
STAILQ_HEAD(, ifaddr) if_addrlist;
int (*if_output)(struct ifnet *, struct mbuf *,
const struct sockaddr *, struct route *);
};
# endif /* _NET_IF_VAR_H_ */
#endif /* _KERNEL */
#define IFNAME(x) ((struct ifnet *)x)->if_xname
#define COPYIFNAME(v, x, b) \
(void) strncpy(b, \
((struct ifnet *)x)->if_xname, \
LIFNAMSIZ)
typedef u_long ioctlcmd_t;
typedef struct uio uio_t;
typedef int minor_t;
typedef u_int32_t u_32_t;
# define U_32_T 1
/* ----------------------------------------------------------------------- */
/* G E N E R I C */
/* ----------------------------------------------------------------------- */
/*
* For BSD kernels, if bpf is in the kernel, enable ipfilter to use bpf in
* filter rules.
*/
#if !defined(IPFILTER_BPF)
# if (defined(NBPF) && (NBPF > 0)) || (defined(DEV_BPF) && (DEV_BPF > 0)) || \
(defined(NBPFILTER) && (NBPFILTER > 0))
# define IPFILTER_BPF
# endif
#endif
/*
* Userland locking primitives
*/
#ifndef _KERNEL
# if !defined(KMUTEX_FILL_SZ)
# define KMUTEX_FILL_SZ 1
# endif
# if !defined(KRWLOCK_FILL_SZ)
# define KRWLOCK_FILL_SZ 1
# endif
#endif
typedef struct {
char *eMm_owner;
char *eMm_heldin;
u_int eMm_magic;
int eMm_held;
int eMm_heldat;
} eMmutex_t;
typedef struct {
char *eMrw_owner;
char *eMrw_heldin;
u_int eMrw_magic;
short eMrw_read;
short eMrw_write;
int eMrw_heldat;
} eMrwlock_t;
typedef union {
char _fill[KMUTEX_FILL_SZ];
#ifdef KMUTEX_T
struct {
KMUTEX_T ipf_slk;
const char *ipf_lname;
} ipf_lkun_s;
#endif
eMmutex_t ipf_emu;
} ipfmutex_t;
typedef union {
char _fill[KRWLOCK_FILL_SZ];
#ifdef KRWLOCK_T
struct {
KRWLOCK_T ipf_slk;
const 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(__FreeBSD__) && defined(_KERNEL)
CTASSERT(sizeof(ipfrwlock_t) == KRWLOCK_FILL_SZ);
CTASSERT(sizeof(ipfmutex_t) == KMUTEX_FILL_SZ);
#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;
char *mb_data;
void *mb_ifp;
int mb_len;
int mb_flags;
u_long mb_buf[2048];
} mb_t;
# undef m_next
# define m_next mb_next
# undef m_len
# define m_len mb_len
# undef m_flags
# define m_flags mb_flags
# undef m_data
# define m_data mb_data
# undef M_MCAST
# define M_MCAST 0x01
# undef M_BCAST
# define M_BCAST 0x02
# undef M_MBCAST
# define M_MBCAST 0x04
# define MSGDSIZE(m) msgdsize(m)
# define M_LEN(m) (m)->mb_len
# define M_ADJ(m,x) (m)->mb_len += x
# define M_COPY(m) dupmbt(m)
# define M_DUP(m) dupmbt(m)
# define GETKTIME(x) gettimeofday((struct timeval *)(x), NULL)
# define MTOD(m, t) ((t)(m)->mb_data)
# define FREE_MB_T(m) freembt(m)
# define ALLOC_MB_T(m,l) (m) = allocmbt(l)
# define PREP_MB_T(f, m) do { \
(m)->mb_next = *(f)->fin_mp; \
*(fin)->fin_mp = (m); \
(f)->fin_m = (m); \
} while (0)
# define SLEEP(x,y) 1;
# define WAKEUP(x,y) ;
# define POLLWAKEUP(y) ;
# define IPF_PANIC(x,y) ;
# define PANIC(x,y) ;
# define SPL_SCHED(x) ;
# 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) get_unit(x,v)
# define GETIFMTU_4(x) 2048
# define GETIFMTU_6(x) 2048
# define COPYIN(a,b,c) bcopywrap((a), (b), (c))
# define COPYOUT(a,b,c) bcopywrap((a), (b), (c))
# 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((caddr_t)a,b,c,d)
extern void m_copydata(mb_t *, int, int, caddr_t);
extern int ipfuiomove(caddr_t, int, int, struct uio *);
extern int bcopywrap(void *, void *, size_t);
extern mb_t *allocmbt(size_t);
extern mb_t *dupmbt(mb_t *);
extern void freembt(mb_t *);
# define MUTEX_DESTROY(x) eMmutex_destroy(&(x)->ipf_emu, \
__FILE__, __LINE__)
# define MUTEX_ENTER(x) eMmutex_enter(&(x)->ipf_emu, \
__FILE__, __LINE__)
# define MUTEX_EXIT(x) eMmutex_exit(&(x)->ipf_emu, \
__FILE__, __LINE__)
# define MUTEX_INIT(x,y) eMmutex_init(&(x)->ipf_emu, y, \
__FILE__, __LINE__)
# define MUTEX_NUKE(x) bzero((x), sizeof(*(x)))
# define MUTEX_DOWNGRADE(x) eMrwlock_downgrade(&(x)->ipf_emu, \
__FILE__, __LINE__)
# define MUTEX_TRY_UPGRADE(x) eMrwlock_try_upgrade(&(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(eMmutex_t *, char *, int);
extern void eMmutex_enter(eMmutex_t *, char *, int);
extern void eMmutex_exit(eMmutex_t *, char *, int);
extern void eMmutex_init(eMmutex_t *, char *, char *, int);
extern void eMrwlock_destroy(eMrwlock_t *);
extern void eMrwlock_exit(eMrwlock_t *);
extern void eMrwlock_init(eMrwlock_t *, char *);
extern void eMrwlock_read_enter(eMrwlock_t *, char *, int);
extern void eMrwlock_write_enter(eMrwlock_t *, char *, int);
extern void eMrwlock_downgrade(eMrwlock_t *, char *, int);
#endif
extern mb_t *allocmbt(size_t);
#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 !defined(__amd64__) && !SOLARIS
# define USE_QUAD_T
# define U_QUAD_T unsigned long long
# define QUAD_T long long
#else /* BSD */
# if !defined(U_QUAD_T)
# define U_QUAD_T u_long
# define QUAD_T long
# endif
#endif /* BSD */
#ifdef USE_INET6
# if defined(__NetBSD__) || defined(__FreeBSD__)
# include <netinet/ip6.h>
# include <netinet/icmp6.h>
# if defined(_KERNEL)
# include <netinet6/ip6_var.h>
# endif
typedef struct ip6_hdr ip6_t;
# endif
#endif
#ifndef MAX
# define MAX(a,b) (((a) > (b)) ? (a) : (b))
#endif
#if defined(_KERNEL)
# if SOLARIS && !defined(INSTANCES)
# define COPYDATA mb_copydata
# define COPYBACK mb_copyback
# else
# define COPYDATA m_copydata
# define COPYBACK m_copyback
# endif
# if (defined(__NetBSD_Version__) && (__NetBSD_Version__ < 105180000)) || \
defined(__FreeBSD__)
# include <vm/vm.h>
# endif
# if NETBSD_GE_REV(105180000)
# include <uvm/uvm_extern.h>
# else
# include <vm/vm_extern.h>
extern vm_map_t kmem_map;
# endif
# include <sys/proc.h>
# 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 */
# if !defined(KMALLOC)
# define KMALLOC(a, b) (a) = (b)malloc(sizeof(*(a)), _M_IPF, M_NOWAIT)
# endif
# if !defined(KMALLOCS)
# define KMALLOCS(a, b, c) (a) = (b)malloc((c), _M_IPF, M_NOWAIT)
# endif
# if !defined(KFREE)
# define KFREE(x) free((x), _M_IPF)
# endif
# if !defined(KFREES)
# define KFREES(x,s) free((x), _M_IPF)
# endif
# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,d)
# define SLEEP(id, n) tsleep((id), PPAUSE|PCATCH, n, 0)
# define WAKEUP(id,x) wakeup(id+x)
# if !defined(POLLWAKEUP)
# define POLLWAKEUP(x) selwakeup(softc->ipf_selwait+x)
# endif
# define GETIFP(n, v) ifunit(n)
# define GETIFMTU_4(x) ((struct ifnet *)x)->if_mtu
# define GETIFMTU_6(x) ((struct ifnet *)x)->if_mtu
# if !defined(USE_MUTEXES) && !defined(SPL_NET)
# define SPL_IMP(x) x = splimp()
# define SPL_NET(x) x = splnet()
# if !defined(SPL_SCHED)
# define SPL_SCHED(x) x = splsched()
# endif
# define SPL_X(x) (void) splx(x)
# endif /* !USE_MUTEXES */
# ifndef FREE_MB_T
# define FREE_MB_T(m) m_freem(m)
# endif
# ifndef ALLOC_MB_T
# ifdef MGETHDR
# define ALLOC_MB_T(m,l) do { \
MGETHDR((m), M_NOWAIT, MT_HEADER); \
if ((m) != NULL) { \
(m)->m_len = (l); \
(m)->m_pkthdr.len = (l); \
} \
} while (0)
# else
# define ALLOC_MB_T(m,l) do { \
MGET((m), M_NOWAIT, MT_HEADER); \
if ((m) != NULL) { \
(m)->m_len = (l); \
(m)->m_pkthdr.len = (l); \
} \
} while (0)
# endif
# endif
# ifndef PREP_MB_T
# define PREP_MB_T(f, m) do { \
mb_t *_o = *(f)->fin_mp; \
(m)->m_next = _o; \
*(fin)->fin_mp = (m); \
if (_o->m_flags & M_PKTHDR) { \
(m)->m_pkthdr.len += \
_o->m_pkthdr.len; \
(m)->m_pkthdr.rcvif = \
_o->m_pkthdr.rcvif; \
} \
} while (0)
# endif
# ifndef M_DUP
# ifdef M_COPYALL
# define M_DUP(m) m_dup(m, 0, M_COPYALL, 0)
# else
# define M_DUP(m) m_dup(m)
# endif
# 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)
# endif
# if SOLARIS && !defined(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) dev2unit(x)
# endif
# define PANIC(x,y) if (x) panic y
#endif /* _KERNEL */
#if !defined(IFNAME) && !defined(_KERNEL)
# define IFNAME(x) get_ifname((struct ifnet *)x)
#endif
#ifndef COPYIFNAME
# define NEED_FRGETIFNAME
extern char *ipf_getifname(struct ifnet *, char *);
# define COPYIFNAME(v, x, b) \
ipf_getifname((struct ifnet *)x, b)
#endif
#ifndef ASSERT
# ifdef _KERNEL
# define ASSERT(x)
# else
# define ASSERT(x) do { if (!(x)) abort(); } while (0)
# endif
#endif
#ifndef BCOPYIN
# 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
/*
* 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 ISDIGIT(x) isdigit((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 MUTEX_TRY_UPGRADE(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_DECL ATOMIC_DEC
# define ATOMIC_DEC64 ATOMIC_DEC
# define ATOMIC_DEC32 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
#ifndef offsetof
# define offsetof(t,m) (size_t)((&((t *)0L)->m))
#endif
#ifndef stsizeof
# define stsizeof(t,m) sizeof(((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) & 0xf)
#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)))
#define TCPF_ALL (TH_FIN|TH_SYN|TH_RST|TH_PUSH|TH_ACK|TH_URG|\
TH_ECN|TH_CWR)
#if !SOLARIS && !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 */
#undef IPOPT_AH
#define IPOPT_AH 256+IPPROTO_AH
#define ICMP_UNREACH_ADMIN_PROHIBIT ICMP_UNREACH_FILTER_PROHIB
#define ICMP_UNREACH_FILTER ICMP_UNREACH_FILTER_PROHIB
#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_IPIP
# define IPPROTO_IPIP 4
#endif
#ifndef IPPROTO_ENCAP
# define IPPROTO_ENCAP 98
#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_MOBILITY
# define IPPROTO_MOBILITY 135
#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
#ifndef MLD_MTRACE_RESP
# define MLD_MTRACE_RESP 200
#endif
#ifndef MLD_MTRACE
# define MLD_MTRACE 201
#endif
#ifndef MLD6_MTRACE_RESP
# define MLD6_MTRACE_RESP MLD_MTRACE_RESP
#endif
#ifndef MLD6_MTRACE
# define MLD6_MTRACE MLD_MTRACE
#endif
#if !defined(IPV6_FLOWINFO_MASK)
# if (BYTE_ORDER == BIG_ENDIAN) || defined(_BIG_ENDIAN)
# define IPV6_FLOWINFO_MASK 0x0fffffff /* flow info (28 bits) */
# else
# if(BYTE_ORDER == LITTLE_ENDIAN) || !defined(_BIG_ENDIAN)
# define IPV6_FLOWINFO_MASK 0xffffff0f /* flow info (28 bits) */
# endif /* LITTLE_ENDIAN */
# endif
#endif
#if !defined(IPV6_FLOWLABEL_MASK)
# if (BYTE_ORDER == BIG_ENDIAN) || defined(_BIG_ENDIAN)
# define IPV6_FLOWLABEL_MASK 0x000fffff /* flow label (20 bits) */
# else
# if (BYTE_ORDER == LITTLE_ENDIAN) || !defined(_BIG_ENDIAN)
# define IPV6_FLOWLABEL_MASK 0xffff0f00 /* flow label (20 bits) */
# endif /* LITTLE_ENDIAN */
# endif
#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_LISTEN 0 /* listening for connection */
#define IPF_TCPS_SYN_SENT 1 /* active, have sent syn */
#define IPF_TCPS_SYN_RECEIVED 2 /* have send and received syn */
#define IPF_TCPS_HALF_ESTAB 3 /* for connections not fully "up" */
/* states < IPF_TCPS_ESTABLISHED are those where connections not established */
#define IPF_TCPS_ESTABLISHED 4 /* established */
#define IPF_TCPS_CLOSE_WAIT 5 /* rcvd fin, waiting for close */
/* states > IPF_TCPS_CLOSE_WAIT are those where user has closed */
#define IPF_TCPS_FIN_WAIT_1 6 /* have closed, sent fin */
#define IPF_TCPS_CLOSING 7 /* closed xchd FIN; await FIN ACK */
#define IPF_TCPS_LAST_ACK 8 /* 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 9 /* have closed, fin is acked */
#define IPF_TCPS_TIME_WAIT 10 /* in 2*msl quiet wait after close */
#define IPF_TCPS_CLOSED 11 /* closed */
#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 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 RESCUE
# undef IPFILTER_BPF
#endif
#ifdef IPF_DEBUG
# define DPRINT(x) printf x
#else
# define DPRINT(x)
#endif
#if defined(DTRACE_PROBE) && defined(_KERNEL)
# define DT(_n) DTRACE_PROBE(_n)
# define DT1(_n,_a,_b) DTRACE_PROBE1(_n,_a,_b)
# define DT2(_n,_a,_b,_c,_d) DTRACE_PROBE2(_n,_a,_b,_c,_d)
# define DT3(_n,_a,_b,_c,_d,_e,_f) \
DTRACE_PROBE3(_n,_a,_b,_c,_d,_e,_f)
# define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h) \
DTRACE_PROBE4(_n,_a,_b,_c,_d,_e,_f,_g,_h)
# define DT5(_n,_a,_b,_c,_d,_e,_f,_g,_h,_i,_j) \
DTRACE_PROBE5(_n,_a,_b,_c,_d,_e,_f,_g,_h,_i,_j)
#else
# define DT(_n)
# define DT1(_n,_a,_b)
# define DT2(_n,_a,_b,_c,_d)
# define DT3(_n,_a,_b,_c,_d,_e,_f)
# define DT4(_n,_a,_b,_c,_d,_e,_f,_g,_h)
# define DT5(_n,_a,_b,_c,_d,_e,_f,_g,_h,_i,_j)
#endif
struct ip6_routing {
u_char ip6r_nxt; /* next header */
u_char ip6r_len; /* length in units of 8 octets */
u_char ip6r_type; /* always zero */
u_char ip6r_segleft; /* segments left */
u_32_t ip6r_reserved; /* reserved field */
};
#endif /* __IP_COMPAT_H__ */
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