printactivenat.c revision 302408 
1/*	$FreeBSD: stable/11/contrib/ipfilter/lib/printactivenat.c 255332 2013-09-06 23:11:19Z cy $	*/
2
3/*
4 * Copyright (C) 2012 by Darren Reed.
5 *
6 * See the IPFILTER.LICENCE file for details on licencing.
7 *
8 * Added redirect stuff and a variety of bug fixes. (mcn@EnGarde.com)
9 */
10
11#include "ipf.h"
12
13
14#if !defined(lint)
15static const char rcsid[] = "@(#)$Id$";
16#endif
17
18
19void
20printactivenat(nat, opts, ticks)
21	nat_t *nat;
22	int opts;
23	u_long ticks;
24{
25
26	PRINTF("%s", getnattype(nat));
27
28	if (nat->nat_flags & SI_CLONE)
29		PRINTF(" CLONE");
30	if (nat->nat_phnext[0] == NULL && nat->nat_phnext[1] == NULL)
31		PRINTF(" ORPHAN");
32
33	putchar(' ');
34	if (nat->nat_redir & NAT_REWRITE) {
35		printactiveaddress(nat->nat_v[0], "%-15s", &nat->nat_osrc6,
36				   nat->nat_ifnames[0]);
37
38		if ((nat->nat_flags & IPN_TCPUDP) != 0)
39			PRINTF(" %-5hu", ntohs(nat->nat_osport));
40
41		putchar(' ');
42		printactiveaddress(nat->nat_v[0], "%-15s", &nat->nat_odst6,
43				   nat->nat_ifnames[0]);
44
45		if ((nat->nat_flags & IPN_TCPUDP) != 0)
46			PRINTF(" %-5hu", ntohs(nat->nat_odport));
47
48		PRINTF("<- -> ");
49		printactiveaddress(nat->nat_v[1], "%-15s", &nat->nat_nsrc6,
50				   nat->nat_ifnames[0]);
51
52		if ((nat->nat_flags & IPN_TCPUDP) != 0)
53			PRINTF(" %-5hu", ntohs(nat->nat_nsport));
54
55		putchar(' ');
56		printactiveaddress(nat->nat_v[1], "%-15s", &nat->nat_ndst6,
57				   nat->nat_ifnames[0]);
58		if ((nat->nat_flags & IPN_TCPUDP) != 0)
59			PRINTF(" %-5hu", ntohs(nat->nat_ndport));
60
61	} else if (nat->nat_dir == NAT_OUTBOUND) {
62		printactiveaddress(nat->nat_v[0], "%-15s", &nat->nat_osrc6,
63				   nat->nat_ifnames[0]);
64
65		if ((nat->nat_flags & IPN_TCPUDP) != 0)
66			PRINTF(" %-5hu", ntohs(nat->nat_osport));
67
68		PRINTF(" <- -> ");
69		printactiveaddress(nat->nat_v[1], "%-15s", &nat->nat_nsrc6,
70				   nat->nat_ifnames[0]);
71
72		if ((nat->nat_flags & IPN_TCPUDP) != 0)
73			PRINTF(" %-5hu", ntohs(nat->nat_nsport));
74
75		PRINTF(" [");
76		printactiveaddress(nat->nat_v[0], "%s", &nat->nat_odst6,
77				   nat->nat_ifnames[0]);
78
79		if ((nat->nat_flags & IPN_TCPUDP) != 0)
80			PRINTF(" %hu", ntohs(nat->nat_odport));
81		PRINTF("]");
82	} else {
83		printactiveaddress(nat->nat_v[1], "%-15s", &nat->nat_ndst6,
84				   nat->nat_ifnames[0]);
85
86		if ((nat->nat_flags & IPN_TCPUDP) != 0)
87			PRINTF(" %-5hu", ntohs(nat->nat_ndport));
88
89		PRINTF(" <- -> ");
90		printactiveaddress(nat->nat_v[0], "%-15s", &nat->nat_odst6,
91				   nat->nat_ifnames[0]);
92
93		if ((nat->nat_flags & IPN_TCPUDP) != 0)
94			PRINTF(" %-5hu", ntohs(nat->nat_odport));
95
96		PRINTF(" [");
97		printactiveaddress(nat->nat_v[0], "%s", &nat->nat_osrc6,
98				   nat->nat_ifnames[0]);
99
100		if ((nat->nat_flags & IPN_TCPUDP) != 0)
101			PRINTF(" %hu", ntohs(nat->nat_osport));
102		PRINTF("]");
103	}
104
105	if (opts & OPT_VERBOSE) {
106		PRINTF("\n\tttl %lu use %hu sumd %s/",
107			nat->nat_age - ticks, nat->nat_use,
108			getsumd(nat->nat_sumd[0]));
109		PRINTF("%s pr %u/%u hash %u/%u flags %x\n",
110			getsumd(nat->nat_sumd[1]),
111			nat->nat_pr[0], nat->nat_pr[1],
112			nat->nat_hv[0], nat->nat_hv[1], nat->nat_flags);
113		PRINTF("\tifp %s", getifname(nat->nat_ifps[0]));
114		PRINTF(",%s ", getifname(nat->nat_ifps[1]));
115#ifdef	USE_QUAD_T
116		PRINTF("bytes %"PRIu64"/%"PRIu64" pkts %"PRIu64"/%"PRIu64"",
117			(unsigned long long)nat->nat_bytes[0],
118			(unsigned long long)nat->nat_bytes[1],
119			(unsigned long long)nat->nat_pkts[0],
120			(unsigned long long)nat->nat_pkts[1]);
121#else
122		PRINTF("bytes %lu/%lu pkts %lu/%lu", nat->nat_bytes[0],
123			nat->nat_bytes[1], nat->nat_pkts[0], nat->nat_pkts[1]);
124#endif
125		PRINTF(" ipsumd %x", nat->nat_ipsumd);
126	}
127
128	if (opts & OPT_DEBUG) {
129		PRINTF("\n\tnat_next %p _pnext %p _hm %p\n",
130			nat->nat_next, nat->nat_pnext, nat->nat_hm);
131		PRINTF("\t_hnext %p/%p _phnext %p/%p\n",
132			nat->nat_hnext[0], nat->nat_hnext[1],
133			nat->nat_phnext[0], nat->nat_phnext[1]);
134		PRINTF("\t_data %p _me %p _state %p _aps %p\n",
135			nat->nat_data, nat->nat_me, nat->nat_state,
136			nat->nat_aps);
137		PRINTF("\tfr %p ptr %p ifps %p/%p sync %p\n",
138			nat->nat_fr, nat->nat_ptr, nat->nat_ifps[0],
139			nat->nat_ifps[1], nat->nat_sync);
140		PRINTF("\ttqe:pnext %p next %p ifq %p parent %p/%p\n",
141			nat->nat_tqe.tqe_pnext, nat->nat_tqe.tqe_next,
142			nat->nat_tqe.tqe_ifq, nat->nat_tqe.tqe_parent, nat);
143		PRINTF("\ttqe:die %d touched %d flags %x state %d/%d\n",
144			nat->nat_tqe.tqe_die, nat->nat_tqe.tqe_touched,
145			nat->nat_tqe.tqe_flags, nat->nat_tqe.tqe_state[0],
146			nat->nat_tqe.tqe_state[1]);
147	}
148	putchar('\n');
149}
150