1145519Sdarrenr/*	$FreeBSD$	*/
2145510Sdarrenr
3170268Sdarrenr/*
4255332Scy * Copyright (C) 2012 by Darren Reed.
5255332Scy *
6255332Scy * See the IPFILTER.LICENCE file for details on licencing.
7255332Scy *
8255332Scy * $Id$
9255332Scy */
10170268Sdarrenr
11145510Sdarrenr#include "ipf.h"
12145510Sdarrenr
13145510Sdarrenr/*
14145510Sdarrenr * This is meant to work without the IPv6 header files being present or
15145510Sdarrenr * the inet_ntop() library.
16145510Sdarrenr */
17255332Scyvoid
18255332Scyprintpacket6(dir, m)
19255332Scy	int dir;
20255332Scy	mb_t *m;
21145510Sdarrenr{
22145510Sdarrenr	u_char *buf, p;
23145510Sdarrenr	u_short plen, *addrs;
24145510Sdarrenr	tcphdr_t *tcp;
25145510Sdarrenr	u_32_t flow;
26145510Sdarrenr
27255332Scy	buf = (u_char *)m->mb_data;
28145510Sdarrenr	tcp = (tcphdr_t *)(buf + 40);
29145510Sdarrenr	p = buf[6];
30145510Sdarrenr	flow = ntohl(*(u_32_t *)buf);
31145510Sdarrenr	flow &= 0xfffff;
32145510Sdarrenr	plen = ntohs(*((u_short *)buf +2));
33145510Sdarrenr	addrs = (u_short *)buf + 4;
34145510Sdarrenr
35255332Scy	if (dir)
36255332Scy		PRINTF("> ");
37255332Scy	else
38255332Scy		PRINTF("< ");
39255332Scy
40255332Scy	PRINTF("%s ", IFNAME(m->mb_ifp));
41255332Scy
42255332Scy	PRINTF("ip6/%d %d %#x %d", buf[0] & 0xf, plen, flow, p);
43255332Scy	PRINTF(" %x:%x:%x:%x:%x:%x:%x:%x",
44145510Sdarrenr		ntohs(addrs[0]), ntohs(addrs[1]), ntohs(addrs[2]),
45145510Sdarrenr		ntohs(addrs[3]), ntohs(addrs[4]), ntohs(addrs[5]),
46145510Sdarrenr		ntohs(addrs[6]), ntohs(addrs[7]));
47145510Sdarrenr	if (plen >= 4)
48145510Sdarrenr		if (p == IPPROTO_TCP || p == IPPROTO_UDP)
49255332Scy			(void)PRINTF(",%d", ntohs(tcp->th_sport));
50255332Scy	PRINTF(" >");
51145510Sdarrenr	addrs += 8;
52255332Scy	PRINTF(" %x:%x:%x:%x:%x:%x:%x:%x",
53145510Sdarrenr		ntohs(addrs[0]), ntohs(addrs[1]), ntohs(addrs[2]),
54145510Sdarrenr		ntohs(addrs[3]), ntohs(addrs[4]), ntohs(addrs[5]),
55145510Sdarrenr		ntohs(addrs[6]), ntohs(addrs[7]));
56145510Sdarrenr	if (plen >= 4)
57145510Sdarrenr		if (p == IPPROTO_TCP || p == IPPROTO_UDP)
58255332Scy			PRINTF(",%d", ntohs(tcp->th_dport));
59145510Sdarrenr	putchar('\n');
60145510Sdarrenr}
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