104 lines
2.2 KiB
C
104 lines
2.2 KiB
C
/* $NetBSD: misc.c,v 1.1.1.2 1997/03/29 02:49:51 darrenr Exp $ */
|
|
|
|
/*
|
|
* (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.
|
|
*/
|
|
#include <stdio.h>
|
|
#include <assert.h>
|
|
#include <string.h>
|
|
#if !defined(__SVR4) && !defined(__svr4__)
|
|
#include <strings.h>
|
|
#else
|
|
#include <sys/byteorder.h>
|
|
#endif
|
|
#include <sys/types.h>
|
|
#include <sys/param.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <stddef.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/ioctl.h>
|
|
#include <netinet/in.h>
|
|
#include <arpa/inet.h>
|
|
#include <netinet/in_systm.h>
|
|
#include <netinet/ip_var.h>
|
|
#include <netinet/ip.h>
|
|
#include <netinet/udp.h>
|
|
#include <netinet/tcp.h>
|
|
#include <netinet/ip_icmp.h>
|
|
#include <netinet/tcpip.h>
|
|
#include <net/if.h>
|
|
#include <netdb.h>
|
|
#include <arpa/nameser.h>
|
|
#include <resolv.h>
|
|
#include <netinet/ip_fil.h>
|
|
#include "ipf.h"
|
|
#include "ipt.h"
|
|
|
|
#if !defined(lint) && defined(LIBC_SCCS)
|
|
static char sccsid[] = "@(#)misc.c 1.3 2/4/96 (C) 1995 Darren Reed";
|
|
static char rcsid[] = "$Id: misc.c,v 1.1.1.2 1997/03/29 02:49:51 darrenr Exp $";
|
|
#endif
|
|
|
|
extern int opts;
|
|
|
|
|
|
void printpacket(ip)
|
|
struct ip *ip;
|
|
{
|
|
struct tcphdr *tcp;
|
|
|
|
tcp = (struct tcphdr *)((char *)ip + (ip->ip_hl << 2));
|
|
printf("ip %d(%d) %d ", ip->ip_len, ip->ip_hl << 2, ip->ip_p);
|
|
if (ip->ip_off & 0x1fff)
|
|
printf("@%d", ip->ip_off << 3);
|
|
(void)printf(" %s", inet_ntoa(ip->ip_src));
|
|
if (!(ip->ip_off & 0x1fff))
|
|
if (ip->ip_p == IPPROTO_TCP || ip->ip_p == IPPROTO_UDP)
|
|
(void)printf(",%d", ntohs(tcp->th_sport));
|
|
(void)printf(" > ");
|
|
(void)printf("%s", inet_ntoa(ip->ip_dst));
|
|
if (!(ip->ip_off & 0x1fff))
|
|
if (ip->ip_p == IPPROTO_TCP || ip->ip_p == IPPROTO_UDP)
|
|
(void)printf(",%d", ntohs(tcp->th_dport));
|
|
putchar('\n');
|
|
}
|
|
|
|
|
|
#ifdef __STDC__
|
|
void verbose(char *fmt, ...)
|
|
#else
|
|
void verbose(fmt, va_alist)
|
|
char *fmt;
|
|
va_dcl
|
|
#endif
|
|
{
|
|
va_list pvar;
|
|
|
|
va_start(pvar, fmt);
|
|
if (opts & OPT_VERBOSE)
|
|
vprintf(fmt, pvar);
|
|
va_end(pvar);
|
|
}
|
|
|
|
|
|
#ifdef __STDC__
|
|
void debug(char *fmt, ...)
|
|
#else
|
|
void debug(fmt, va_alist)
|
|
char *fmt;
|
|
va_dcl
|
|
#endif
|
|
{
|
|
va_list pvar;
|
|
|
|
va_start(pvar, fmt);
|
|
if (opts & OPT_DEBUG)
|
|
vprintf(fmt, pvar);
|
|
va_end(pvar);
|
|
}
|