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/* $OpenBSD: misc.c,v 1.6 1998/01/26 04:16:42 dgregor Exp $ */
/*
* 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.
*/
#include <stdio.h>
#include <assert.h>
#include <string.h>
#include <sys/types.h>
#if !defined(__SVR4) && !defined(__svr4__)
#include <strings.h>
#else
#include <sys/byteorder.h>
#endif
#include <sys/param.h>
#include <sys/time.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>
#ifndef linux
#include <netinet/ip_var.h>
#endif
#ifdef __OpenBSD__
#include <machine/stdarg.h>
#endif
#include <netinet/ip.h>
#include <netinet/udp.h>
#include <netinet/tcp.h>
#include <netinet/ip_icmp.h>
#include <net/if.h>
#include <netdb.h>
#include <arpa/nameser.h>
#include <resolv.h>
#include "ip_fil_compat.h"
#include <netinet/tcpip.h>
#include "ip_fil.h"
#include "ipf.h"
#include "ipt.h"
#if !defined(lint)
static const char sccsid[] = "@(#)misc.c 1.3 2/4/96 (C) 1995 Darren Reed";
static const char rcsid[] = "@(#)$Id: misc.c,v 1.6 1998/01/26 04:16:42 dgregor Exp $";
#endif
extern int opts;
void printpacket(ip)
ip_t *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);
}
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