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 <sys/cdefs.h> 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 47 static void 48 in_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 66 DB_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 80 static void 81 in_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.cle_next); 92 IA_DB_RPINTF("%p", ia_hash.cle_prev); 93 IA_DB_RPINTF_DPTR("%p", ia_hash.cle_prev); 94 IA_DB_RPINTF("%p", ia_link.cstqe_next); 95 IA_DB_RPINTF_PTR("%p", ia_addr); 96 IA_DB_RPINTF_PTR("%p", ia_dstaddr); 97 IA_DB_RPINTF_PTR("%p", ia_sockmask); 98 #undef IA_DB_RPINTF_DPTR 99 #undef IA_DB_RPINTF_PTR 100 #undef IA_DB_RPINTF 101 } 102 103 DB_SHOW_COMMAND(in_ifaddr, db_show_in_ifaddr) 104 { 105 struct in_ifaddr *ia; 106 107 ia = (struct in_ifaddr *)addr; 108 if (ia == NULL) { 109 db_printf("usage: show in_ifaddr <struct in_ifaddr *>\n"); 110 return; 111 } 112 113 in_show_in_ifaddr(ia); 114 } 115 #endif 116