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Current Path: /usr/src/contrib/ipfilter/lib

usr / src / contrib / ipfilter / lib /

📁 ..
📄 Makefile(18.78 KB)
📄 addicmp.c(446 B)
📄 addipopt.c(1.14 KB)
📄 alist_free.c(334 B)
📄 alist_new.c(1.59 KB)
📄 allocmbt.c(383 B)
📄 assigndefined.c(452 B)
📄 bcopywrap.c(274 B)
📄 binprint.c(411 B)
📄 buildopts.c(823 B)
📄 checkrev.c(803 B)
📄 connecttcp.c(911 B)
📄 count4bits.c(621 B)
📄 count6bits.c(376 B)
📄 debug.c(556 B)
📄 dupmbt.c(482 B)
📄 facpri.c(2.62 KB)
📄 facpri.h(629 B)
📄 familyname.c(184 B)
📄 fill6bits.c(744 B)
📄 findword.c(413 B)
📄 flags.c(414 B)
📄 freembt.c(233 B)
📄 ftov.c(204 B)
📄 gethost.c(1.42 KB)
📄 geticmptype.c(452 B)
📄 getifname.c(957 B)
📄 getnattype.c(1.15 KB)
📄 getport.c(1.75 KB)
📄 getportproto.c(621 B)
📄 getproto.c(462 B)
📄 getsumd.c(344 B)
📄 hostname.c(1.2 KB)
📄 icmpcode.c(493 B)
📄 icmptypename.c(494 B)
📄 icmptypes.c(3.34 KB)
📄 inet_addr.c(6.1 KB)
📄 initparse.c(300 B)
📄 interror.c(26.29 KB)
📄 ionames.c(1.57 KB)
📄 ipf_dotuning.c(1.61 KB)
📄 ipf_perror.c(698 B)
📄 ipft_hx.c(3.13 KB)
📄 ipft_pc.c(4.41 KB)
📄 ipft_tx.c(10.09 KB)
📄 ipoptsec.c(1.15 KB)
📄 kmem.c(1.85 KB)
📄 kmem.h(504 B)
📄 kmemcpywrap.c(314 B)
📄 kvatoname.c(672 B)
📄 load_dstlist.c(1.65 KB)
📄 load_dstlistnode.c(1.47 KB)
📄 load_file.c(1.56 KB)
📄 load_hash.c(2.29 KB)
📄 load_hashnode.c(1.35 KB)
📄 load_http.c(4.02 KB)
📄 load_pool.c(1.59 KB)
📄 load_poolnode.c(1.4 KB)
📄 load_url.c(542 B)
📄 mb_hexdump.c(541 B)
📄 msgdsize.c(333 B)
📄 mutex_emul.c(2.66 KB)
📄 nametokva.c(645 B)
📄 nat_setgroupmap.c(756 B)
📄 ntomask.c(635 B)
📄 optname.c(1.13 KB)
📄 optprint.c(1.73 KB)
📄 optprintv6.c(894 B)
📄 optvalue.c(520 B)
📄 parsefields.c(984 B)
📄 parseipfexpr.c(6.19 KB)
📄 parsewhoisline.c(2.72 KB)
📄 poolio.c(704 B)
📄 portname.c(902 B)
📄 prependmbt.c(307 B)
📄 print_toif.c(882 B)
📄 printactiveaddr.c(643 B)
📄 printactivenat.c(4.18 KB)
📄 printaddr.c(1.16 KB)
📄 printaps.c(3.53 KB)
📄 printbuf.c(414 B)
📄 printdstl_live.c(1.72 KB)
📄 printdstlist.c(1.04 KB)
📄 printdstlistdata.c(974 B)
📄 printdstlistnode.c(1.73 KB)
📄 printdstlistpolicy.c(454 B)
📄 printfieldhdr.c(972 B)
📄 printfr.c(10.73 KB)
📄 printfraginfo.c(801 B)
📄 printhash.c(1.04 KB)
📄 printhash_live.c(1.4 KB)
📄 printhashdata.c(1.93 KB)
📄 printhashnode.c(2.32 KB)
📄 printhost.c(553 B)
📄 printhostmap.c(626 B)
📄 printhostmask.c(612 B)
📄 printifname.c(339 B)
📄 printip.c(690 B)
📄 printipfexpr.c(3.58 KB)
📄 printiphdr.c(462 B)
📄 printlog.c(650 B)
📄 printlookup.c(700 B)
📄 printmask.c(450 B)
📄 printnat.c(8.69 KB)
📄 printnataddr.c(992 B)
📄 printnatfield.c(3.2 KB)
📄 printnatside.c(2.51 KB)
📄 printpacket.c(2.06 KB)
📄 printpacket6.c(1.29 KB)
📄 printpool.c(1.2 KB)
📄 printpool_live.c(1.39 KB)
📄 printpooldata.c(1.08 KB)
📄 printpoolfield.c(3.42 KB)
📄 printpoolnode.c(1.66 KB)
📄 printportcmp.c(632 B)
📄 printproto.c(750 B)
📄 printsbuf.c(542 B)
📄 printstate.c(5.74 KB)
📄 printstatefields.c(5.24 KB)
📄 printtcpflags.c(451 B)
📄 printtqtable.c(430 B)
📄 printtunable.c(649 B)
📄 printunit.c(652 B)
📄 remove_hash.c(1 KB)
📄 remove_hashnode.c(1.11 KB)
📄 remove_pool.c(947 B)
📄 remove_poolnode.c(1.08 KB)
📄 resetlexer.c(331 B)
📄 rwlock_emul.c(3.47 KB)
📄 save_execute.c(1.14 KB)
📄 save_file.c(1.88 KB)
📄 save_nothing.c(821 B)
📄 save_syslog.c(2.2 KB)
📄 save_v1trap.c(7.93 KB)
📄 save_v2trap.c(7.98 KB)
📄 tcp_flags.c(770 B)
📄 tcpflags.c(594 B)
📄 tcpoptnames.c(513 B)
📄 v6ionames.c(636 B)
📄 v6optvalue.c(577 B)
📄 var.c(2.92 KB)
📄 verbose.c(511 B)
📄 vtof.c(204 B)

Editing: printpacket.c

/*	$FreeBSD$	*/

/*
 * Copyright (C) 2012 by Darren Reed.
 *
 * See the IPFILTER.LICENCE file for details on licencing.
 *
 * $Id$
 */

#include "ipf.h"

#ifndef	IP_OFFMASK
# define	IP_OFFMASK	0x3fff
#endif

void
printpacket(dir, m)
	int dir;
	mb_t *m;
{
	u_short len, off;
	tcphdr_t *tcp;
	ip_t *ip;

ip = MTOD(m, ip_t *);

if (IP_V(ip) == 6) {
#ifdef USE_INET6
		len = ntohs(((ip6_t *)ip)->ip6_plen);
#else
		len = ntohs(((u_short *)ip)[2]);
#endif
		len += 40;
	} else {
		len = ntohs(ip->ip_len);
	}
	ASSERT(len == msgdsize(m));

if ((opts & OPT_HEX) == OPT_HEX) {
		u_char *s;
		int i;

for (; m != NULL; m = m->mb_next) {
			len = m->mb_len;
			for (s = (u_char *)m->mb_data, i = 0; i < len; i++) {
				PRINTF("%02x", *s++ & 0xff);
				if (len - i > 1) {
					i++;
					PRINTF("%02x", *s++ & 0xff);
				}
				putchar(' ');
			}
		}
		putchar('\n');
		putchar('\n');
		return;
	}

if (IP_V(ip) == 6) {
		printpacket6(dir, m);
		return;
	}

if (dir)
		PRINTF("> ");
	else
		PRINTF("< ");

PRINTF("%s ", IFNAME(m->mb_ifp));

off = ntohs(ip->ip_off);
	tcp = (struct tcphdr *)((char *)ip + (IP_HL(ip) << 2));
	PRINTF("ip #%d %d(%d) %d", ntohs(ip->ip_id), ntohs(ip->ip_len),
	       IP_HL(ip) << 2, ip->ip_p);
	if (off & IP_OFFMASK)
		PRINTF(" @%d", off << 3);
	PRINTF(" %s", inet_ntoa(ip->ip_src));
	if (!(off & IP_OFFMASK))
		if (ip->ip_p == IPPROTO_TCP || ip->ip_p == IPPROTO_UDP)
			PRINTF(",%d", ntohs(tcp->th_sport));
	PRINTF(" > ");
	PRINTF("%s", inet_ntoa(ip->ip_dst));
	if (!(off & IP_OFFMASK)) {
		if (ip->ip_p == IPPROTO_TCP || ip->ip_p == IPPROTO_UDP)
			PRINTF(",%d", ntohs(tcp->th_dport));
		if ((ip->ip_p == IPPROTO_TCP) && (tcp->th_flags != 0)) {
			putchar(' ');
			if (tcp->th_flags & TH_FIN)
				putchar('F');
			if (tcp->th_flags & TH_SYN)
				putchar('S');
			if (tcp->th_flags & TH_RST)
				putchar('R');
			if (tcp->th_flags & TH_PUSH)
				putchar('P');
			if (tcp->th_flags & TH_ACK)
				putchar('A');
			if (tcp->th_flags & TH_URG)
				putchar('U');
			if (tcp->th_flags & TH_ECN)
				putchar('E');
			if (tcp->th_flags & TH_CWR)
				putchar('C');
		}
	}

putchar('\n');
}

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Editing: printpacket.c

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