📄 ip_fil_compat.h
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//==========================================================================
//
// include/netinet/ip_compat.h
//
//
//
//==========================================================================
//####BSDCOPYRIGHTBEGIN####
//
// -------------------------------------------
//
// Portions of this software may have been derived from OpenBSD or other sources,
// and are covered by the appropriate copyright disclaimers included herein.
//
// -------------------------------------------
//
//####BSDCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s): gthomas
// Contributors: gthomas
// Date: 2000-01-10
// Purpose:
// Description:
//
//
//####DESCRIPTIONEND####
//
//==========================================================================
/* $OpenBSD: ip_fil_compat.h,v 1.11 1999/12/15 05:20:21 kjell Exp $ */
/*
* Copyright (C) 1993-1998 by Darren Reed.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and due credit is given
* to the original author and the contributors.
*
* @(#)ip_compat.h 1.8 1/14/96
*/
#ifndef _NETINET_IP_COMPAT_H__
#define _NETINET_IP_COMPAT_H__
#ifndef __P
# ifdef __STDC__
# define __P(x) x
# else
# define __P(x) ()
# endif
#endif
#ifndef __STDC__
# undef const
# define const
#endif
#ifndef SOLARIS
#define SOLARIS (defined(sun) && (defined(__svr4__) || defined(__SVR4)))
#endif
#if defined(_KERNEL) || defined(KERNEL) || defined(__KERNEL__)
# undef KERNEL
# undef _KERNEL
# undef __KERNEL__
# define KERNEL
# define _KERNEL
# define __KERNEL__
#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 offsetof
#define offsetof(t,m) (int)((&((t *)0L)->m))
#endif
#if defined(__sgi) || defined(bsdi)
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
#ifdef linux
# include <sys/sysmacros.h>
#endif
#if SOLARIS
# define MTYPE(m) ((m)->b_datap->db_type)
# include <sys/isa_defs.h>
# include <sys/ioccom.h>
# include <sys/sysmacros.h>
# include <sys/kmem.h>
/*
* because Solaris 2 defines these in two places :-/
*/
# undef IPOPT_EOL
# undef IPOPT_NOP
# undef IPOPT_LSRR
# undef IPOPT_RR
# undef IPOPT_SSRR
# ifndef KERNEL
# define _KERNEL
# undef RES_INIT
# include <inet/common.h>
# include <inet/ip.h>
# include <inet/ip_ire.h>
# undef _KERNEL
# else /* _KERNEL */
# include <inet/common.h>
# include <inet/ip.h>
# include <inet/ip_ire.h>
# endif /* _KERNEL */
# if SOLARIS2 >= 8
# include <netinet/ip6.h>
# include <inet/ip6.h>
# define ipif_local_addr ipif_lcl_addr
# endif
#else
# if !defined(__sgi)
typedef int minor_t;
#endif
#endif /* SOLARIS */
#define IPMINLEN(i, h) ((i)->ip_len >= ((i)->ip_hl * 4 + sizeof(struct h)))
#ifndef IP_OFFMASK
#define IP_OFFMASK 0x1fff
#endif
#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 */
/*
* These operating systems already take care of the problem for us.
*/
#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__) || \ defined(__sgi)
typedef u_int32_t u_32_t;
#else
/*
* Really, any arch where sizeof(long) != sizeof(int).
*/
# if defined(__alpha__) || defined(__alpha) || defined(_LP64)
typedef unsigned int u_32_t;
# else
typedef unsigned long u_32_t;
# endif
#endif /* __NetBSD__ || __OpenBSD__ || __FreeBSD__ || __sgi */
#ifndef MAX
#define MAX(a,b) (((a) > (b)) ? (a) : (b))
#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
*/
/*#define IPOPT_RR 7 */
#define IPOPT_ZSU 10 /* ZSU */
#define IPOPT_MTUP 11 /* MTUP */
#define IPOPT_MTUR 12 /* MTUR */
#define IPOPT_ENCODE 15 /* ENCODE */
/*#define IPOPT_TS 68 */
#define IPOPT_TR 82 /* TR */
/*#define IPOPT_SECURITY 130 */
/*#define IPOPT_LSRR 131 */
#define IPOPT_E_SEC 133 /* E-SEC */
#define IPOPT_CIPSO 134 /* CIPSO */
/*#define IPOPT_SATID 136 */
#ifndef IPOPT_SID
# define IPOPT_SID IPOPT_SATID
#endif
/*#define IPOPT_SSRR 137 */
#define IPOPT_ADDEXT 147 /* ADDEXT */
#define IPOPT_VISA 142 /* VISA */
#define IPOPT_IMITD 144 /* IMITD */
#define IPOPT_EIP 145 /* EIP */
#define IPOPT_FINN 205 /* FINN */
#if defined(__FreeBSD__) && defined(KERNEL)
# if __FreeBSD__ < 3
# include <machine/spl.h>
# endif
# if defined(IPFILTER_LKM) && !defined(ACTUALLY_LKM_NOT_KERNEL)
# define ACTUALLY_LKM_NOT_KERNEL
# endif
#endif /* __FreeBSD__ && KERNEL */
/*
* Build some macros and #defines to enable the same code to compile anywhere
* Well, that's the idea, anyway :-)
*/
#ifdef KERNEL
# if SOLARIS
# 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 MUTEX_ENTER(x) mutex_enter(x)
# if 1
# define KRWLOCK_T krwlock_t
# define READ_ENTER(x) rw_enter(x, RW_READER)
# define WRITE_ENTER(x) rw_enter(x, RW_WRITER)
# define RW_UPGRADE(x) { if (rw_tryupgrade(x) == 0) { \ rw_exit(x); \ rw_enter(x, RW_WRITER); } \ }
# define MUTEX_DOWNGRADE(x) rw_downgrade(x)
# define RWLOCK_INIT(x, y, z) rw_init((x), (y), RW_DRIVER, (z))
# define RWLOCK_EXIT(x) rw_exit(x)
# define RW_DESTROY(x) rw_destroy(x)
# else
# define KRWLOCK_T kmutex_t
# define READ_ENTER(x) mutex_enter(x)
# define WRITE_ENTER(x) mutex_enter(x)
# define MUTEX_DOWNGRADE(x) ;
# define RWLOCK_INIT(x, y, z) mutex_init((x), (y), MUTEX_DRIVER, (z))
# define RWLOCK_EXIT(x) mutex_exit(x)
# define RW_DESTROY(x) mutex_destroy(x)
# endif
# define MUTEX_EXIT(x) mutex_exit(x)
# define MTOD(m,t) (t)((m)->b_rptr)
# define IRCOPY(a,b,c) copyin((a), (b), (c))
# define IWCOPY(a,b,c) copyout((a), (b), (c))
# define FREE_MB_T(m) freemsg(m)
# 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)
typedef struct qif {
struct qif *qf_next;
ill_t *qf_ill;
kmutex_t qf_lock;
void *qf_iptr;
void *qf_optr;
queue_t *qf_in;
queue_t *qf_out;
struct qinit *qf_wqinfo;
struct qinit *qf_rqinfo;
struct qinit qf_wqinit;
struct qinit qf_rqinit;
mblk_t *qf_m; /* These three fields are for passing data up from */
queue_t *qf_q; /* fr_qin and fr_qout to the packet processing. */
size_t qf_off;
size_t qf_len; /* this field is used for in ipfr_fastroute */
char qf_name[8];
/*
* in case the ILL has disappeared...
*/
size_t qf_hl; /* header length */
} qif_t;
extern ill_t *get_unit __P((char *));
# define GETUNIT(n) get_unit((n))
# else /* SOLARIS */
# if defined(__sgi)
# 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;
# 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 MUTEX_ENTER(x) (x)->pl = LOCK((x)->l, IPF_LOCK_PL);
# define KRWLOCK_T kmutex_t
# define READ_ENTER(x) MUTEX_ENTER(x)
# define WRITE_ENTER(x) MUTEX_ENTER(x)
# define RW_UPGRADE(x) ;
# define MUTEX_DOWNGRADE(x) ;
# define RWLOCK_EXIT(x) MUTEX_EXIT(x)
# define MUTEX_EXIT(x) UNLOCK((x)->l, (x)->pl);
# else /* __sgi */
# define ATOMIC_INC(x) (x)++
# define ATOMIC_DEC(x) (x)--
# define MUTEX_ENTER(x) ;
# define READ_ENTER(x) ;
# define WRITE_ENTER(x) ;
# define RW_UPGRADE(x) ;
# define MUTEX_DOWNGRADE(x) ;
# define RWLOCK_EXIT(x) ;
# define MUTEX_EXIT(x) ;
# endif /* __sgi */
# ifndef linux
# define FREE_MB_T(m) m_freem(m)
# define MTOD(m,t) mtod(m,t)
# define IRCOPY(a,b,c) bcopy((a), (b), (c))
# define IWCOPY(a,b,c) bcopy((a), (b), (c))
# endif /* !linux */
# endif /* SOLARIS */
# ifdef sun
# if !SOLARIS
# include <sys/kmem_alloc.h>
# define GETUNIT(n) ifunit((n), IFNAMSIZ)
# endif
# else
# ifndef linux
# define GETUNIT(n) ifunit((n))
# endif
# endif /* sun */
# if defined(sun) && !defined(linux) || defined(__sgi)
# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d)
# define SLEEP(id, n) sleep((id), PZERO+1)
# define WAKEUP(id) wakeup(id)
# define KFREE(x) kmem_free((char *)(x), sizeof(*(x)))
# define KFREES(x,s) kmem_free((char *)(x), (s))
# if !SOLARIS
extern void m_copydata __P((struct mbuf *, int, int, caddr_t));
extern void m_copyback __P((struct mbuf *, int, int, caddr_t));
# endif
# ifdef __sgi
# 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)
# else
# if !SOLARIS
# 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 /* SOLARIS */
# endif /* __sgi */
# endif /* sun && !linux */
# ifndef GET_MINOR
# define GET_MINOR(x) minor(x)
# endif
# if (BSD >= 199306) || defined(__FreeBSD__)
# include <vm/vm.h>
# if !defined(__FreeBSD__) || (defined (__FreeBSD__) && __FreeBSD__>=3)
# include <vm/vm_extern.h>
# include <sys/proc.h>
extern vm_map_t kmem_map;
# else /* !__FreeBSD__ || (__FreeBSD__ && __FreeBSD__>=3) */
# include <vm/vm_kern.h>
# endif /* !__FreeBSD__ || (__FreeBSD__ && __FreeBSD__>=3) */
# ifdef M_PFIL
# define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), M_PFIL, M_NOWAIT)
# define KMALLOCS(a, b, c) MALLOC((a), b, (c), M_PFIL, M_NOWAIT)
# define KFREE(x) FREE((x), M_PFIL)
# define KFREES(x,s) FREE((x), M_PFIL)
# else
# define KMALLOC(a, b) MALLOC((a), b, sizeof(*(a)), M_TEMP, M_NOWAIT)
# define KMALLOCS(a, b, c) MALLOC((a), b, (c), M_TEMP, M_NOWAIT)
# define KFREE(x) FREE((x), M_TEMP)
# define KFREES(x,s) FREE((x), M_TEMP)
# endif /* M_PFIL */
# define UIOMOVE(a,b,c,d) uiomove(a,b,d)
# define SLEEP(id, n) tsleep((id), PPAUSE|PCATCH, n, 0)
# define WAKEUP(id) wakeup(id)
# endif /* BSD */
# if defined(NetBSD) && NetBSD <= 1991011 && NetBSD >= 199407
# define SPL_NET(x) x = splsoftnet()
# define SPL_X(x) (void) splx(x)
# else
# if !SOLARIS && !defined(linux)
# define SPL_IMP(x) x = splimp()
# define SPL_NET(x) x = splnet()
# define SPL_X(x) (void) splx(x)
# endif
# endif /* NetBSD && NetBSD <= 1991011 && NetBSD >= 199407 */
# define PANIC(x,y) if (x) panic y
#else /* KERNEL */
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