561 lines
13 KiB
C
561 lines
13 KiB
C
/* $NetBSD: ip_compat.h,v 1.9 1997/09/21 18:03:11 veego Exp $ */
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/*
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* (C)opyright 1993-1997 by Darren Reed.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and due credit is given
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* to the original author and the contributors.
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*
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* @(#)ip_compat.h 1.8 1/14/96
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* Id: ip_compat.h,v 2.0.2.22 1997/09/09 14:26:36 darrenr Exp
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*/
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#ifndef __IP_COMPAT_H__
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#define __IP_COMPAT_H__
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#ifndef __P
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# ifdef __STDC__
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# define __P(x) x
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# else
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# define __P(x) ()
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# endif
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#endif
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#ifndef SOLARIS
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#define SOLARIS (defined(sun) && (defined(__svr4__) || defined(__SVR4)))
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#endif
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#if defined(_KERNEL) && !defined(KERNEL)
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#define KERNEL
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#endif
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#if defined(KERNEL) && !defined(_KERNEL)
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#define _KERNEL
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#endif
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#if defined(__SVR4) || defined(__svr4__)
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#define index strchr
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# ifndef _KERNEL
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# define bzero(a,b) memset(a,0,b)
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# define bcmp memcmp
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# define bcopy(a,b,c) memmove(b,a,c)
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# endif
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#endif
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#if SOLARIS
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# define MTYPE(m) ((m)->b_datap->db_type)
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# include <sys/ioccom.h>
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# include <sys/sysmacros.h>
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/*
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* because Solaris 2 defines these in two places :-/
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*/
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# undef IPOPT_EOL
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# undef IPOPT_NOP
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# undef IPOPT_LSRR
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# undef IPOPT_RR
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# undef IPOPT_SSRR
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# ifndef _KERNEL
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# define _KERNEL
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# undef RES_INIT
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# include <inet/common.h>
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# include <inet/ip.h>
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# include <inet/ip_ire.h>
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# undef _KERNEL
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# else
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# include <inet/common.h>
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# include <inet/ip.h>
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# include <inet/ip_ire.h>
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# endif
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#endif
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#define IPMINLEN(i, h) ((i)->ip_len >= ((i)->ip_hl * 4 + sizeof(struct h)))
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#ifndef IP_OFFMASK
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#define IP_OFFMASK 0x1fff
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#endif
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#if BSD > 199306
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# define USE_QUAD_T
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# define U_QUAD_T u_quad_t
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# define QUAD_T quad_t
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#else
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# define U_QUAD_T u_long
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# define QUAD_T long
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#endif
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/*
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* These operating systems already take care of the problem for us.
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*/
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#if defined(__NetBSD__) || defined(__FreeBSD__)
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typedef u_int32_t u_32_t;
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#else
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/*
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* Really, any arch where sizeof(long) != sizeof(int).
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*/
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# if defined(__alpha__) || defined(__alpha)
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typedef unsigned int u_32_t;
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# else
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typedef unsigned long u_32_t;
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# endif
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#endif
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#ifndef MAX
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#define MAX(a,b) (((a) > (b)) ? (a) : (b))
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#endif
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/*
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* Security Options for Intenet Protocol (IPSO) as defined in RFC 1108.
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*
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* Basic Option
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*
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* 00000001 - (Reserved 4)
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* 00111101 - Top Secret
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* 01011010 - Secret
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* 10010110 - Confidential
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* 01100110 - (Reserved 3)
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* 11001100 - (Reserved 2)
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* 10101011 - Unclassified
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* 11110001 - (Reserved 1)
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*/
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#define IPSO_CLASS_RES4 0x01
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#define IPSO_CLASS_TOPS 0x3d
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#define IPSO_CLASS_SECR 0x5a
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#define IPSO_CLASS_CONF 0x96
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#define IPSO_CLASS_RES3 0x66
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#define IPSO_CLASS_RES2 0xcc
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#define IPSO_CLASS_UNCL 0xab
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#define IPSO_CLASS_RES1 0xf1
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#define IPSO_AUTH_GENSER 0x80
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#define IPSO_AUTH_ESI 0x40
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#define IPSO_AUTH_SCI 0x20
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#define IPSO_AUTH_NSA 0x10
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#define IPSO_AUTH_DOE 0x08
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#define IPSO_AUTH_UN 0x06
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#define IPSO_AUTH_FTE 0x01
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/*
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* IP option #defines
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*/
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/*#define IPOPT_RR 7 */
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#define IPOPT_ZSU 10 /* ZSU */
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#define IPOPT_MTUP 11 /* MTUP */
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#define IPOPT_MTUR 12 /* MTUR */
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#define IPOPT_ENCODE 15 /* ENCODE */
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/*#define IPOPT_TS 68 */
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#define IPOPT_TR 82 /* TR */
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/*#define IPOPT_SECURITY 130 */
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/*#define IPOPT_LSRR 131 */
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#define IPOPT_E_SEC 133 /* E-SEC */
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#define IPOPT_CIPSO 134 /* CIPSO */
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/*#define IPOPT_SATID 136 */
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#ifndef IPOPT_SID
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# define IPOPT_SID IPOPT_SATID
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#endif
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/*#define IPOPT_SSRR 137 */
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#define IPOPT_ADDEXT 147 /* ADDEXT */
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#define IPOPT_VISA 142 /* VISA */
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#define IPOPT_IMITD 144 /* IMITD */
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#define IPOPT_EIP 145 /* EIP */
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#define IPOPT_FINN 205 /* FINN */
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#if defined(__FreeBSD__) && defined(KERNEL)
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# include <machine/spl.h>
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# if defined(IPFILTER_LKM) && !defined(ACTUALLY_LKM_NOT_KERNEL)
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# define ACTUALLY_LKM_NOT_KERNEL
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# endif
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#endif
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/*
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* Build some macros and #defines to enable the same code to compile anywhere
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* Well, that's the idea, anyway :-)
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*/
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#if defined(_KERNEL) || defined(KERNEL)
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# if SOLARIS
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# define MUTEX_ENTER(x) mutex_enter(x)
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# define MUTEX_EXIT(x) mutex_exit(x)
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# define MTOD(m,t) (t)((m)->b_rptr)
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# define IRCOPY(a,b,c) copyin((a), (b), (c))
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# define IWCOPY(a,b,c) copyout((a), (b), (c))
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# define FREE_MB_T(m) freemsg(m)
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# define SPLNET(x) ;
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# define SPLIMP(x) ;
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# undef SPLX
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# define SPLX(x) ;
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# ifdef sparc
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# define ntohs(x) (x)
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# define ntohl(x) (x)
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# define htons(x) (x)
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# define htonl(x) (x)
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# endif
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# define KMALLOC(a,b,c) (a) = (b)kmem_alloc((c), KM_NOSLEEP)
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# define GET_MINOR(x) getminor(x)
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typedef struct qif {
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struct qif *qf_next;
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ill_t *qf_ill;
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kmutex_t qf_lock;
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void *qf_iptr;
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void *qf_optr;
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queue_t *qf_in;
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queue_t *qf_out;
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struct qinit *qf_wqinfo;
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struct qinit *qf_rqinfo;
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struct qinit qf_wqinit;
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struct qinit qf_rqinit;
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mblk_t *qf_m; /* These three fields are for passing data up from */
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queue_t *qf_q; /* fr_qin and fr_qout to the packet processing. */
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int qf_off;
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int qf_len; /* this field is used for in ipfr_fastroute */
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char qf_name[8];
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/*
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* in case the ILL has disappeared...
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*/
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int qf_hl; /* header length */
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} qif_t;
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extern ill_t *get_unit __P((char *));
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# define GETUNIT(n) get_unit((n))
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# else /* SOLARIS */
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# define MUTEX_ENTER(x) ;
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# define MUTEX_EXIT(x) ;
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# ifndef linux
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# define FREE_MB_T(m) m_freem(m)
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# define MTOD(m,t) mtod(m,t)
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# define IRCOPY(a,b,c) bcopy((a), (b), (c))
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# define IWCOPY(a,b,c) bcopy((a), (b), (c))
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# endif
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# endif /* SOLARIS */
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# ifdef sun
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# if !SOLARIS
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# include <sys/kmem_alloc.h>
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# define GETUNIT(n) ifunit((n), IFNAMSIZ)
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# endif
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# else
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# define GETUNIT(n) ifunit((n))
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# endif /* sun */
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# if defined(sun) && !defined(linux)
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# define UIOMOVE(a,b,c,d) uiomove((caddr_t)a,b,c,d)
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# define SLEEP(id, n) sleep((id), PZERO+1)
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# define WAKEUP(id) wakeup(id)
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# define KFREE(x) kmem_free((char *)(x), sizeof(*(x)))
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# define KFREES(x,s) kmem_free((char *)(x), (s))
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# if !SOLARIS
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# define KMALLOC(a,b,c) (a) = (b)new_kmem_alloc((c), KMEM_NOSLEEP)
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extern void m_copydata __P((struct mbuf *, int, int, caddr_t));
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extern void m_copyback __P((struct mbuf *, int, int, caddr_t));
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# endif /* __svr4__ */
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# endif /* sun && !linux */
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# ifndef GET_MINOR
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# define GET_MINOR(x) minor(x)
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# endif
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# if BSD >= 199306 || defined(__FreeBSD__)
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# include <vm/vm.h>
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# if !defined(__FreeBSD__) || (defined (__FreeBSD__) && __FreeBSD__>=3)
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# include <vm/vm_extern.h>
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# include <sys/proc.h>
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extern vm_map_t kmem_map;
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# else
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# include <vm/vm_kern.h>
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# endif /* __FreeBSD__ */
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# ifdef M_PFIL
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# define KMALLOC(a, b, c) MALLOC((a), b, (c), M_PFIL, M_NOWAIT)
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# define KFREE(x) FREE((x), M_PFIL)
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# define KFREES(x,s) FREE((x), M_PFIL)
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# else
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# define KMALLOC(a, b, c) MALLOC((a), b, (c), M_TEMP, M_NOWAIT)
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# define KFREE(x) FREE((x), M_TEMP)
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# define KFREES(x,s) FREE((x), M_TEMP)
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# endif
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# define UIOMOVE(a,b,c,d) uiomove(a,b,d)
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# define SLEEP(id, n) tsleep((id), PPAUSE|PCATCH, n, 0)
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# define WAKEUP(id) wakeup(id)
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# endif /* BSD */
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# if defined(NetBSD) && NetBSD <= 1991011 && NetBSD >= 199407
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# define SPLNET(x) x = splsoftnet()
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# define SPLX(x) (void) splx(x)
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# else
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# if !SOLARIS
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# define SPLIMP(x) x = splimp()
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# define SPLNET(x) x = splnet()
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# define SPLX(x) (void) splx(x)
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# endif
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# endif
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# define PANIC(x,y) if (x) panic y
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#else /* KERNEL */
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# define SLEEP(x,y) ;
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# define WAKEUP(x) ;
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# define PANIC(x,y) ;
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# define MUTEX_ENTER(x) ;
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# define MUTEX_EXIT(x) ;
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# define SPLNET(x) ;
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# define SPLIMP(x) ;
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# undef SPLX
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# define SPLX(x) ;
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# define KMALLOC(a,b,c) (a) = (b)malloc(c)
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# define KFREE(x) free(x)
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# define KFREES(x,s) free(x)
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# define GETUNIT(x) get_unit(x)
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# define IRCOPY(a,b,c) bcopy((a), (b), (c))
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# define IWCOPY(a,b,c) bcopy((a), (b), (c))
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#endif /* KERNEL */
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#if SOLARIS
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typedef mblk_t mb_t;
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#else
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typedef struct mbuf mb_t;
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#endif
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#ifdef linux
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/*
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* These #ifdef's are here mainly for linux, but who knows, they may
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* not be in other places or maybe one day linux will grow up and some
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* of these will turn up there too.
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*/
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#ifndef ICMP_UNREACH
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# define ICMP_UNREACH ICMP_DEST_UNREACH
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#endif
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#ifndef ICMP_SOURCEQUENCH
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# define ICMP_SOURCEQUENCH ICMP_SOURCE_QUENCH
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#endif
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#ifndef ICMP_TIMXCEED
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# define ICMP_TIMXCEED ICMP_TIME_EXCEEDED
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#endif
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#ifndef ICMP_PARAMPROB
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# define ICMP_PARAMPROB ICMP_PARAMETERPROB
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#endif
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#ifndef IPVERSION
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# define IPVERSION 4
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#endif
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#ifndef IPOPT_MINOFF
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# define IPOPT_MINOFF 4
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#endif
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#ifndef IPOPT_COPIED
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# define IPOPT_COPIED(x) ((x)&0x80)
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#endif
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#ifndef IPOPT_EOL
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# define IPOPT_EOL 0
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#endif
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#ifndef IPOPT_NOP
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# define IPOPT_NOP 1
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#endif
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#ifndef IP_MF
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# define IP_MF ((u_short)0x2000)
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#endif
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#ifndef ETHERTYPE_IP
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# define ETHERTYPE_IP ((u_short)0x0800)
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#endif
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#ifndef TH_FIN
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# define TH_FIN 0x01
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#endif
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#ifndef TH_SYN
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# define TH_SYN 0x02
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#endif
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#ifndef TH_RST
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# define TH_RST 0x04
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#endif
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#ifndef TH_PUSH
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# define TH_PUSH 0x08
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#endif
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#ifndef TH_ACK
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# define TH_ACK 0x10
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#endif
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#ifndef TH_URG
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# define TH_URG 0x20
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#endif
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#ifndef IPOPT_EOL
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# define IPOPT_EOL 0
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#endif
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#ifndef IPOPT_NOP
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# define IPOPT_NOP 1
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#endif
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#ifndef IPOPT_RR
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# define IPOPT_RR 7
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#endif
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#ifndef IPOPT_TS
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# define IPOPT_TS 68
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#endif
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#ifndef IPOPT_SECURITY
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# define IPOPT_SECURITY 130
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#endif
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#ifndef IPOPT_LSRR
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# define IPOPT_LSRR 131
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#endif
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#ifndef IPOPT_SATID
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# define IPOPT_SATID 136
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#endif
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#ifndef IPOPT_SSRR
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# define IPOPT_SSRR 137
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#endif
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#ifndef IPOPT_SECUR_UNCLASS
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# define IPOPT_SECUR_UNCLASS ((u_short)0x0000)
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#endif
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#ifndef IPOPT_SECUR_CONFID
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# define IPOPT_SECUR_CONFID ((u_short)0xf135)
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#endif
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#ifndef IPOPT_SECUR_EFTO
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# define IPOPT_SECUR_EFTO ((u_short)0x789a)
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#endif
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#ifndef IPOPT_SECUR_MMMM
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# define IPOPT_SECUR_MMMM ((u_short)0xbc4d)
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#endif
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#ifndef IPOPT_SECUR_RESTR
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# define IPOPT_SECUR_RESTR ((u_short)0xaf13)
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#endif
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#ifndef IPOPT_SECUR_SECRET
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# define IPOPT_SECUR_SECRET ((u_short)0xd788)
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#endif
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#ifndef IPOPT_SECUR_TOPSECRET
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# define IPOPT_SECUR_TOPSECRET ((u_short)0x6bc5)
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#endif
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# if LINUX < 0200
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# define icmp icmphdr
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# define icmp_type type
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# define icmp_code code
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# endif
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typedef struct {
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__u16 th_sport;
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__u16 th_dport;
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__u32 th_seq;
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__u32 th_ack;
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# if defined(__i386__) || defined(__MIPSEL__) || defined(__alpha__) ||\
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defined(vax)
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__u8 th_res:4;
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__u8 th_off:4;
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#else
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__u8 th_off:4;
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__u8 th_res:4;
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#endif
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__u8 th_flags;
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__u16 th_win;
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__u16 th_sum;
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__u16 th_urp;
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} tcphdr_t;
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typedef struct {
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__u16 uh_sport;
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__u16 uh_dport;
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__u16 uh_ulen;
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__u16 uh_sun;
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} udphdr_t;
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typedef struct {
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# if defined(__i386__) || defined(__MIPSEL__) || defined(__alpha__) ||\
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defined(vax)
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__u8 ip_hl:4;
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__u8 ip_v:4;
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# else
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__u8 ip_hl:4;
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__u8 ip_v:4;
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# endif
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__u8 ip_tos;
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__u16 ip_len;
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__u16 ip_id;
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__u16 ip_off;
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__u8 ip_ttl;
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__u8 ip_p;
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__u16 ip_sum;
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struct in_addr ip_src;
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struct in_addr ip_dst;
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} ip_t;
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/*
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* Structure of an icmp header.
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*/
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struct icmp {
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u_char icmp_type; /* type of message, see below */
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u_char icmp_code; /* type sub code */
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u_short icmp_cksum; /* ones complement cksum of struct */
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union {
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u_char ih_pptr; /* ICMP_PARAMPROB */
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struct in_addr ih_gwaddr; /* ICMP_REDIRECT */
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struct ih_idseq {
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n_short icd_id;
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n_short icd_seq;
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} ih_idseq;
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int ih_void;
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} icmp_hun;
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# define icmp_pptr icmp_hun.ih_pptr
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# define icmp_gwaddr icmp_hun.ih_gwaddr
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# define icmp_id icmp_hun.ih_idseq.icd_id
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# define icmp_seq icmp_hun.ih_idseq.icd_seq
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# define icmp_void icmp_hun.ih_void
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union {
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struct id_ts {
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n_time its_otime;
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n_time its_rtime;
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n_time its_ttime;
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|
} id_ts;
|
|
struct id_ip {
|
|
ip_t idi_ip;
|
|
/* options and then 64 bits of data */
|
|
} id_ip;
|
|
u_long id_mask;
|
|
char id_data[1];
|
|
} icmp_dun;
|
|
# define icmp_otime icmp_dun.id_ts.its_otime
|
|
# define icmp_rtime icmp_dun.id_ts.its_rtime
|
|
# define icmp_ttime icmp_dun.id_ts.its_ttime
|
|
# define icmp_ip icmp_dun.id_ip.idi_ip
|
|
# define icmp_mask icmp_dun.id_mask
|
|
# define icmp_data icmp_dun.id_data
|
|
};
|
|
|
|
struct ipovly {
|
|
caddr_t ih_next, ih_prev; /* for protocol sequence q's */
|
|
u_char ih_x1; /* (unused) */
|
|
u_char ih_pr; /* protocol */
|
|
short ih_len; /* protocol length */
|
|
struct in_addr ih_src; /* source internet address */
|
|
struct in_addr ih_dst; /* destination internet address */
|
|
};
|
|
|
|
typedef struct {
|
|
__u8 ether_dhost[6];
|
|
__u8 ether_shost[6];
|
|
__u16 ether_type;
|
|
} ether_header_t;
|
|
|
|
# define SPLX(x) (void)
|
|
# define SPLNET(x) (void)
|
|
# define SPLIMP(x) (void)
|
|
|
|
# define bcopy(a,b,c) memmove(b,a,c)
|
|
# define bcmp(a,b,c) memcmp(a,b,c)
|
|
|
|
# define UNITNAME(n) dev_get((n))
|
|
# define ifnet device
|
|
|
|
# define KMALLOC(a,b,c) (a) = (b)kmalloc((c), GFP_ATOMIC)
|
|
# define KFREE(x) kfree_s((x), sizeof(*(x)))
|
|
# define KFREES(x,s) kfree_s((x), (s))
|
|
# define IRCOPY(a,b,c) { \
|
|
error = verify_area(VERIFY_READ, \
|
|
(b) ,sizeof((b))); \
|
|
if (!error) \
|
|
memcpy_fromfs((b), (a), (c)); \
|
|
}
|
|
# define IWCOPY(a,b,c) { \
|
|
error = verify_area(VERIFY_WRITE, \
|
|
(b) ,sizeof((b))); \
|
|
if (!error) \
|
|
memcpy_tofs((b), (a), (c)); \
|
|
}
|
|
#else
|
|
typedef struct tcphdr tcphdr_t;
|
|
typedef struct udphdr udphdr_t;
|
|
typedef struct icmp icmphdr_t;
|
|
typedef struct ip ip_t;
|
|
typedef struct ether_header ether_header_t;
|
|
#endif /* linux */
|
|
|
|
#ifndef ICMP_ROUTERADVERT
|
|
# define ICMP_ROUTERADVERT 9
|
|
#endif
|
|
#ifndef ICMP_ROUTERSOLICIT
|
|
# define ICMP_ROUTERSOLICIT 10
|
|
#endif
|
|
#endif /* __IP_COMPAT_H__ */
|