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