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freebsd-dev/sys/netinet/ip_compat.h
Peter Wemm c3aac50f28 $Id$ -> $FreeBSD$
1999-08-28 01:08:13 +00:00

728 lines
17 KiB
C
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/*
* Copyright (C) 1993-1997 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
* $FreeBSD$
*/
#ifndef __IP_COMPAT_H__
#define __IP_COMPAT_H__
#ifndef __P
# ifdef __STDC__
# define __P(x) x
# else
# define __P(x) ()
# define const
# endif
#endif
#ifndef SOLARIS
#define SOLARIS (defined(sun) && (defined(__svr4__) || defined(__SVR4)))
#endif
#if defined(_KERNEL) && !defined(KERNEL)
# define KERNEL
#endif
#if defined(KERNEL) && !defined(_KERNEL)
# define _KERNEL
#endif
#if!defined(__KERNEL__) && defined(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
#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/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 */
#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)
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 MUTEX_ENTER(x) mutex_enter(x)
# 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,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. */
int qf_off;
int qf_len; /* this field is used for in ipfr_fastroute */
char qf_name[8];
/*
* in case the ILL has disappeared...
*/
int qf_hl; /* header length */
} qif_t;
extern ill_t *get_unit __P((char *));
# define GETUNIT(n) get_unit((n))
# else /* SOLARIS */
# if defined(__sgi)
# 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 MUTEX_ENTER(x) (x)->pl = LOCK((x)->l, IPF_LOCK_PL);
# define MUTEX_EXIT(x) UNLOCK((x)->l, (x)->pl);
# else /* __sgi */
# define MUTEX_ENTER(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,c) (a) = (b)kmem_alloc((c), KM_NOSLEEP)
# define GET_MINOR(x) getminor(x)
# else
# if !SOLARIS
# define KMALLOC(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, 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, 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 */
# define SLEEP(x,y) ;
# define WAKEUP(x) ;
# define PANIC(x,y) ;
# define MUTEX_ENTER(x) ;
# define MUTEX_EXIT(x) ;
# define SPL_NET(x) ;
# define SPL_IMP(x) ;
# undef SPL_X
# define SPL_X(x) ;
# define KMALLOC(a,b,c) (a) = (b)malloc(c)
# define KFREE(x) free(x)
# define KFREES(x,s) free(x)
# define GETUNIT(x) get_unit(x)
# define IRCOPY(a,b,c) bcopy((a), (b), (c))
# define IWCOPY(a,b,c) bcopy((a), (b), (c))
#endif /* KERNEL */
#if SOLARIS
typedef mblk_t mb_t;
#else
# ifdef linux
typedef struct sk_buff mb_t;
# else
typedef struct mbuf mb_t;
# endif
#endif /* SOLARIS */
#if defined(linux) || defined(__sgi)
/*
* These #ifdef's are here mainly for linux, but who knows, they may
* not be in other places or maybe one day linux will grow up and some
* of these will turn up there too.
*/
#ifndef ICMP_MINLEN
# define ICMP_MINLEN 8
#endif
#ifndef ICMP_UNREACH
# define ICMP_UNREACH ICMP_DEST_UNREACH
#endif
#ifndef ICMP_SOURCEQUENCH
# define ICMP_SOURCEQUENCH ICMP_SOURCE_QUENCH
#endif
#ifndef ICMP_TIMXCEED
# define ICMP_TIMXCEED ICMP_TIME_EXCEEDED
#endif
#ifndef ICMP_PARAMPROB
# define ICMP_PARAMPROB ICMP_PARAMETERPROB
#endif
#ifndef ICMP_TSTAMP
# define ICMP_TSTAMP ICMP_TIMESTAMP
#endif
#ifndef ICMP_TSTAMPREPLY
# define ICMP_TSTAMPREPLY ICMP_TIMESTAMPREPLY
#endif
#ifndef ICMP_IREQ
# define ICMP_IREQ ICMP_INFO_REQUEST
#endif
#ifndef ICMP_IREQREPLY
# define ICMP_IREQREPLY ICMP_INFO_REPLY
#endif
#ifndef ICMP_MASKREQ
# define ICMP_MASKREQ ICMP_ADDRESS
#endif
#ifndef ICMP_MASKREPLY
# define ICMP_MASKREPLY ICMP_ADDRESSREPLY
#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
#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
#endif /* linux || __sgi */
#ifdef linux
/*
* TCP States
*/
#define TCPS_CLOSED 0 /* closed */
#define TCPS_LISTEN 1 /* listening for connection */
#define TCPS_SYN_SENT 2 /* active, have sent syn */
#define TCPS_SYN_RECEIVED 3 /* have send and received syn */
/* states < TCPS_ESTABLISHED are those where connections not established */
#define TCPS_ESTABLISHED 4 /* established */
#define TCPS_CLOSE_WAIT 5 /* rcvd fin, waiting for close */
/* states > TCPS_CLOSE_WAIT are those where user has closed */
#define TCPS_FIN_WAIT_1 6 /* have closed, sent fin */
#define TCPS_CLOSING 7 /* closed xchd FIN; await FIN ACK */
#define TCPS_LAST_ACK 8 /* had fin and close; await FIN ACK */
/* states > TCPS_CLOSE_WAIT && < TCPS_FIN_WAIT_2 await ACK of FIN */
#define TCPS_FIN_WAIT_2 9 /* have closed, fin is acked */
#define TCPS_TIME_WAIT 10 /* in 2*msl quiet wait after close */
/*
* file flags.
*/
#define FWRITE WRITE
#define FREAD READ
/*
* mbuf related problems.
*/
#define mtod(m,t) (t)((m)->data)
#define m_len len
#define m_next next
#define IP_DF 0x8000
typedef struct {
__u16 th_sport;
__u16 th_dport;
__u32 th_seq;
__u32 th_ack;
# if defined(__i386__) || defined(__MIPSEL__) || defined(__alpha__) ||\
defined(vax)
__u8 th_res:4;
__u8 th_off:4;
#else
__u8 th_off:4;
__u8 th_res:4;
#endif
__u8 th_flags;
__u16 th_win;
__u16 th_sum;
__u16 th_urp;
} tcphdr_t;
typedef struct {
__u16 uh_sport;
__u16 uh_dport;
__u16 uh_ulen;
__u16 uh_sum;
} udphdr_t;
typedef struct {
# if defined(__i386__) || defined(__MIPSEL__) || defined(__alpha__) ||\
defined(vax)
__u8 ip_hl:4;
__u8 ip_v:4;
# else
__u8 ip_hl:4;
__u8 ip_v:4;
# endif
__u8 ip_tos;
__u16 ip_len;
__u16 ip_id;
__u16 ip_off;
__u8 ip_ttl;
__u8 ip_p;
__u16 ip_sum;
struct in_addr ip_src;
struct in_addr ip_dst;
} ip_t;
/*
* Structure of an icmp header.
*/
typedef struct icmp {
u_char icmp_type; /* type of message, see below */
u_char icmp_code; /* type sub code */
u_short icmp_cksum; /* ones complement cksum of struct */
union {
u_char ih_pptr; /* ICMP_PARAMPROB */
struct in_addr ih_gwaddr; /* ICMP_REDIRECT */
struct ih_idseq {
n_short icd_id;
n_short icd_seq;
} ih_idseq;
int ih_void;
} icmp_hun;
# define icmp_pptr icmp_hun.ih_pptr
# define icmp_gwaddr icmp_hun.ih_gwaddr
# define icmp_id icmp_hun.ih_idseq.icd_id
# define icmp_seq icmp_hun.ih_idseq.icd_seq
# define icmp_void icmp_hun.ih_void
union {
struct id_ts {
n_time its_otime;
n_time its_rtime;
n_time its_ttime;
} 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
} icmphdr_t;
# ifndef LINUX_IPOVLY
# define LINUX_IPOVLY
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 */
};
# endif
typedef struct {
__u8 ether_dhost[6];
__u8 ether_shost[6];
__u16 ether_type;
} ether_header_t;
typedef struct uio {
int uio_resid;
int uio_rw;
caddr_t uio_buf;
} uio_t;
# define UIO_READ 0
# define UIO_WRITE 1
# define UIOMOVE(a, b, c, d) uiomove(a,b,c,d)
/*
* For masking struct ifnet onto struct device
*/
# define if_name name
# ifdef KERNEL
# define GETUNIT(x) dev_get(x)
# define FREE_MB_T(m) kfree_skb(m, FREE_WRITE)
# define uniqtime do_gettimeofday
# undef INT_MAX
# undef UINT_MAX
# undef LONG_MAX
# undef ULONG_MAX
# include <linux/netdevice.h>
# define SPL_X(x)
# define SPL_NET(x)
# define SPL_IMP(x)
# define bcmp(a,b,c) memcmp(a,b,c)
# define bcopy(a,b,c) memcpy(b,a,c)
# define bzero(a,c) memset(a,0,c)
# define UNITNAME(n) dev_get((n))
# 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, (a) ,(c)); \
if (!error) \
memcpy_fromfs((b), (a), (c)); \
}
# define IWCOPY(a,b,c) { \
error = verify_area(VERIFY_WRITE, (b), (c)); \
if (!error) \
memcpy_tofs((b), (a), (c)); \
}
# else
# define __KERNEL__
# undef INT_MAX
# undef UINT_MAX
# undef LONG_MAX
# undef ULONG_MAX
# define s8 __s8
# define u8 __u8
# define s16 __s16
# define u16 __u16
# define s32 __s32
# define u32 __u32
# include <linux/netdevice.h>
# undef __KERNEL__
# endif
# define ifnet device
#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 */
typedef struct tcpiphdr tcpiphdr_t;
#if defined(hpux) || defined(linux)
struct ether_addr {
char ether_addr_octet[6];
};
#endif
/*
* XXX - This is one of those *awful* hacks which nobody likes
*/
#ifdef ultrix
#define A_A
#else
#define A_A &
#endif
#ifndef ICMP_ROUTERADVERT
# define ICMP_ROUTERADVERT 9
#endif
#ifndef ICMP_ROUTERSOLICIT
# define ICMP_ROUTERSOLICIT 10
#endif
#endif /* __IP_COMPAT_H__ */
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