1/*-
2 * Copyright (c) 2010 Bjoern A. Zeeb <bz@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD$");
29
30#include "opt_ddb.h"
31
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/socket.h>
35
36#ifdef DDB
37#include <ddb/ddb.h>
38#endif
39
40#include <net/if.h>
41#include <net/if_var.h>
42
43#include <netinet/in.h>
44#include <netinet/in_var.h>
45
46#ifdef DDB
47static void
48in_show_sockaddr_in(struct sockaddr_in *sin)
49{
50
51#define	SIN_DB_RPINTF(f, e)	db_printf("\t   %s = " f "\n", #e, sin->e);
52	db_printf("\tsockaddr_in = %p\n", sin);
53	SIN_DB_RPINTF("%u", sin_len);
54	SIN_DB_RPINTF("%u", sin_family);
55	SIN_DB_RPINTF("%u", sin_port);
56	SIN_DB_RPINTF("0x%08x", sin_addr.s_addr);
57	db_printf("\t   %s = %02x%02x%02x%02x%02x%02x%02x%02x\n",
58	    "sin_zero[8]",
59	    sin->sin_zero[0], sin->sin_zero[1],
60	    sin->sin_zero[2], sin->sin_zero[3],
61	    sin->sin_zero[4], sin->sin_zero[5],
62	    sin->sin_zero[6], sin->sin_zero[7]);
63#undef SIN_DB_RPINTF
64}
65
66DB_SHOW_COMMAND(sin, db_show_sin)
67{
68	struct sockaddr_in *sin;
69
70	sin = (struct sockaddr_in *)addr;
71	if (sin == NULL) {
72		/* usage: No need to confess if you didn't sin. */
73		db_printf("usage: show sin <struct sockaddr_in *>\n");
74		return;
75	}
76
77	in_show_sockaddr_in(sin);
78}
79
80static void
81in_show_in_ifaddr(struct in_ifaddr *ia)
82{
83
84#define	IA_DB_RPINTF(f, e)	db_printf("\t   %s = " f "\n", #e, ia->e);
85#define	IA_DB_RPINTF_PTR(f, e)	db_printf("\t   %s = " f "\n", #e, &ia->e);
86#define	IA_DB_RPINTF_DPTR(f, e)	db_printf("\t  *%s = " f "\n", #e, *ia->e);
87	db_printf("\tin_ifaddr = %p\n", ia);
88	IA_DB_RPINTF_PTR("%p", ia_ifa);
89	IA_DB_RPINTF("0x%08lx", ia_subnet);
90	IA_DB_RPINTF("0x%08lx", ia_subnetmask);
91	IA_DB_RPINTF("%p", ia_hash.le_next);
92	IA_DB_RPINTF("%p", ia_hash.le_prev);
93	IA_DB_RPINTF_DPTR("%p", ia_hash.le_prev);
94	IA_DB_RPINTF("%p", ia_link.tqe_next);
95	IA_DB_RPINTF("%p", ia_link.tqe_prev);
96	IA_DB_RPINTF_DPTR("%p", ia_link.tqe_prev);
97	IA_DB_RPINTF_PTR("%p", ia_addr);
98	IA_DB_RPINTF_PTR("%p", ia_dstaddr);
99	IA_DB_RPINTF_PTR("%p", ia_sockmask);
100#undef IA_DB_RPINTF_DPTR
101#undef IA_DB_RPINTF_PTR
102#undef IA_DB_RPINTF
103}
104
105DB_SHOW_COMMAND(in_ifaddr, db_show_in_ifaddr)
106{
107	struct in_ifaddr *ia;
108
109	ia = (struct in_ifaddr *)addr;
110	if (ia == NULL) {
111		db_printf("usage: show in_ifaddr <struct in_ifaddr *>\n");
112		return;
113	}
114
115	in_show_in_ifaddr(ia);
116}
117#endif
118