mirror of
https://git.hardenedbsd.org/hardenedbsd/HardenedBSD.git
synced 2024-11-14 06:12:01 +01:00
388 lines
9.1 KiB
C
388 lines
9.1 KiB
C
/*
|
|
* (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__ */
|