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freebsd-src/sys/netinet/ip_compat.h

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/*
* (C)opyright 1993, 1994, 1995 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
* $Id: ip_compat.h,v 1.1.1.2 1997/04/03 10:10:48 darrenr Exp $
*/
#ifndef __IP_COMPAT_H_
#define __IP_COMPAT_H__
#ifndef __P
# ifdef __STDC__
# define __P(x) x
# else
# define __P(x) ()
# endif
#endif
#ifndef SOLARIS
#define SOLARIS (defined(sun) && (defined(__svr4__) || defined(__SVR4)))
#endif
#if SOLARIS
# define MTYPE(m) ((m)->b_datap->db_type)
# include <sys/ioccom.h>
# include <sys/sysmacros.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
# include <inet/common.h>
# include <inet/ip.h>
# include <inet/ip_ire.h>
# endif
#endif
#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
#else
# define U_QUAD_T u_long
#endif
#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 */
#ifdef __FreeBSD__
# include <machine/spl.h>
# if defined(IPFILTER_LKM) && !defined(ACTUALLY_LKM_NOT_KERNEL)
# define ACTUALLY_LKM_NOT_KERNEL
# endif
#endif
/*
* Build some macros and #defines to enable the same code to compile anywhere
* Well, that's the idea, anyway :-)
*/
#if defined(_KERNEL) || defined(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))
# else
# define MUTEX_ENTER(x) ;
# define MUTEX_EXIT(x) ;
# ifndef linux
# 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
# endif /* SOLARIS */
# ifdef sun
# if defined(__svr4__) || defined(__SVR4)
extern ill_t *get_unit __P((char *));
# define GETUNIT(n) get_unit((n))
# else
# include <sys/kmem_alloc.h>
# define GETUNIT(n) ifunit((n), IFNAMSIZ)
# endif
# else
# define GETUNIT(n) ifunit((n))
# endif /* sun */
# if defined(sun) && !defined(linux)
# define UIOMOVE(a,b,c,d) uiomove(a,b,c,d)
# define SLEEP(id, n) sleep((id), PZERO+1)
# define KFREE(x) kmem_free((char *)(x), sizeof(*(x)))
# if SOLARIS
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;
void *qf_wqinfo;
void *qf_rqinfo;
int (*qf_inp) __P((queue_t *, mblk_t *));
int (*qf_outp) __P((queue_t *, mblk_t *));
mblk_t *qf_m;
int qf_len;
char qf_name[8];
/*
* in case the ILL has disappeared...
*/
int qf_hl; /* header length */
} qif_t;
# define SPLNET(x) ;
# undef SPLX
# define SPLX(x) ;
# ifdef sparc
# define ntohs(x) (x)
# define ntohl(x) (x)
# define htons(x) (x)
# define htonl(x) (x)
# endif
# define KMALLOC(a,b,c) (a) = (b)kmem_alloc((c), KM_NOSLEEP)
# define GET_MINOR(x) getminor(x)
# else
# define KMALLOC(a,b,c) (a) = (b)new_kmem_alloc((c), KMEM_NOSLEEP)
# endif /* __svr4__ */
# 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
# include <vm/vm_kern.h>
# endif /* __FreeBSD__ */
/*
# define KMALLOC(a,b,c) (a) = (b)kmem_alloc(kmem_map, (c))
# define KFREE(x) kmem_free(kmem_map, (vm_offset_t)(x), \
sizeof(*(x)))
*/
# ifdef M_PFIL
# define KMALLOC(a, b, c) MALLOC((a), b, (c), M_PFIL, M_NOWAIT)
# define KFREE(x) 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)
# endif
# define UIOMOVE(a,b,c,d) uiomove(a,b,d)
# define SLEEP(id, n) tsleep((id), PPAUSE|PCATCH, n, 0)
# endif /* BSD */
# if defined(NetBSD1_0) && (NetBSD1_0 > 1)
# define SPLNET(x) x = splsoftnet()
# else
# if !SOLARIS
# define SPLNET(x) x = splnet()
# define SPLX(x) (void) splx(x)
# endif
# endif
#else
# define MUTEX_ENTER(x) ;
# define MUTEX_EXIT(x) ;
# define SPLNET(x) ;
# undef SPLX
# define SPLX(x) ;
# define KMALLOC(a,b,c) (a) = (b)malloc(c)
# define KFREE(x) 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 */
#ifdef linux
# define ICMP_UNREACH ICMP_DEST_UNREACH
# define ICMP_SOURCEQUENCH ICMP_SOURCE_QUENCH
# define ICMP_TIMXCEED ICMP_TIME_EXCEEDED
# define ICMP_PARAMPROB ICMP_PARAMETERPROB
# define TH_FIN 0x01
# define TH_SYN 0x02
# define TH_RST 0x04
# define TH_PUSH 0x08
# define TH_ACK 0x10
# define TH_URG 0x20
typedef struct {
__u16 th_sport;
__u16 th_dport;
__u32 th_seq;
__u32 th_ack;
__u8 th_x;
__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_sun;
} 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.
*/
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
};
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 */
};
# define SPLX(x) (void)
# define SPLNET(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 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;
#endif /* linux */
#endif /* __IP_COMPAT_H__ */
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