1 /* $NetBSD: inet.c,v 1.35.2.1 1999/04/29 14:57:08 perry Exp $ */ 2 /* $KAME: ipsec.c,v 1.25 2001/03/12 09:04:39 itojun Exp $ */ 3 /*- 4 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project. 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 * 3. Neither the name of the project nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 /*- 32 * Copyright (c) 1983, 1988, 1993 33 * The Regents of the University of California. All rights reserved. 34 * 35 * Redistribution and use in source and binary forms, with or without 36 * modification, are permitted provided that the following conditions 37 * are met: 38 * 1. Redistributions of source code must retain the above copyright 39 * notice, this list of conditions and the following disclaimer. 40 * 2. Redistributions in binary form must reproduce the above copyright 41 * notice, this list of conditions and the following disclaimer in the 42 * documentation and/or other materials provided with the distribution. 43 * 4. Neither the name of the University nor the names of its contributors 44 * may be used to endorse or promote products derived from this software 45 * without specific prior written permission. 46 * 47 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 48 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 49 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 50 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 51 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 52 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 53 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 54 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 55 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 56 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 57 * SUCH DAMAGE. 58 */ 59 60 #if 0 61 #ifndef lint 62 static char sccsid[] = "@(#)inet.c 8.5 (Berkeley) 5/24/95"; 63 #endif /* not lint */ 64 #endif 65 66 #include <sys/cdefs.h> 67 __FBSDID("$FreeBSD$"); 68 69 #include <sys/param.h> 70 #include <sys/queue.h> 71 #include <sys/socket.h> 72 #include <sys/socketvar.h> 73 74 #include <netinet/in.h> 75 76 #ifdef IPSEC 77 #include <netipsec/keysock.h> 78 #endif 79 80 #include <stdint.h> 81 #include <stdio.h> 82 #include <string.h> 83 #include <unistd.h> 84 #include <stdbool.h> 85 #include <libxo/xo.h> 86 #include "netstat.h" 87 88 #ifdef IPSEC 89 90 static const char *pfkey_msgtypenames[] = { 91 "reserved", "getspi", "update", "add", "delete", 92 "get", "acquire", "register", "expire", "flush", 93 "dump", "x_promisc", "x_pchange", "x_spdupdate", "x_spdadd", 94 "x_spddelete", "x_spdget", "x_spdacquire", "x_spddump", "x_spdflush", 95 "x_spdsetidx", "x_spdexpire", "x_spddelete2" 96 }; 97 98 static const char *pfkey_msgtype_names (int); 99 100 101 static const char * 102 pfkey_msgtype_names(int x) 103 { 104 const int max = 105 sizeof(pfkey_msgtypenames)/sizeof(pfkey_msgtypenames[0]); 106 static char buf[20]; 107 108 if (x < max && pfkey_msgtypenames[x]) 109 return pfkey_msgtypenames[x]; 110 snprintf(buf, sizeof(buf), "#%d", x); 111 return buf; 112 } 113 114 void 115 pfkey_stats(u_long off, const char *name, int family __unused, 116 int proto __unused) 117 { 118 struct pfkeystat pfkeystat; 119 unsigned first, type; 120 121 if (off == 0) 122 return; 123 xo_emit("{T:/%s}:\n", name); 124 xo_open_container(name); 125 kread_counters(off, (char *)&pfkeystat, sizeof(pfkeystat)); 126 127 #define p(f, m) if (pfkeystat.f || sflag <= 1) \ 128 xo_emit(m, (uintmax_t)pfkeystat.f, plural(pfkeystat.f)) 129 130 /* userland -> kernel */ 131 p(out_total, "\t{:sent-requests/%ju} " 132 "{N:/request%s sent from userland}\n"); 133 p(out_bytes, "\t{:sent-bytes/%ju} " 134 "{N:/byte%s sent from userland}\n"); 135 for (first = 1, type = 0; 136 type<sizeof(pfkeystat.out_msgtype)/sizeof(pfkeystat.out_msgtype[0]); 137 type++) { 138 if (pfkeystat.out_msgtype[type] <= 0) 139 continue; 140 if (first) { 141 xo_open_list("output-histogram"); 142 xo_emit("\t{T:histogram by message type}:\n"); 143 first = 0; 144 } 145 xo_open_instance("output-histogram"); 146 xo_emit("\t\t{k::type/%s}: {:count/%ju}\n", 147 pfkey_msgtype_names(type), 148 (uintmax_t)pfkeystat.out_msgtype[type]); 149 xo_close_instance("output-histogram"); 150 } 151 if (!first) 152 xo_close_list("output-histogram"); 153 154 p(out_invlen, "\t{:dropped-bad-length/%ju} " 155 "{N:/message%s with invalid length field}\n"); 156 p(out_invver, "\t{:dropped-bad-version/%ju} " 157 "{N:/message%s with invalid version field}\n"); 158 p(out_invmsgtype, "\t{:dropped-bad-type/%ju} " 159 "{N:/message%s with invalid message type field}\n"); 160 p(out_tooshort, "\t{:dropped-too-short/%ju} " 161 "{N:/message%s too short}\n"); 162 p(out_nomem, "\t{:dropped-no-memory/%ju} " 163 "{N:/message%s with memory allocation failure}\n"); 164 p(out_dupext, "\t{:dropped-duplicate-extension/%ju} " 165 "{N:/message%s with duplicate extension}\n"); 166 p(out_invexttype, "\t{:dropped-bad-extension/%ju} " 167 "{N:/message%s with invalid extension type}\n"); 168 p(out_invsatype, "\t{:dropped-bad-sa-type/%ju} " 169 "{N:/message%s with invalid sa type}\n"); 170 p(out_invaddr, "\t{:dropped-bad-address-extension/%ju} " 171 "{N:/message%s with invalid address extension}\n"); 172 173 /* kernel -> userland */ 174 p(in_total, "\t{:received-requests/%ju} " 175 "{N:/request%s sent to userland}\n"); 176 p(in_bytes, "\t{:received-bytes/%ju} " 177 "{N:/byte%s sent to userland}\n"); 178 for (first = 1, type = 0; 179 type < sizeof(pfkeystat.in_msgtype)/sizeof(pfkeystat.in_msgtype[0]); 180 type++) { 181 if (pfkeystat.in_msgtype[type] <= 0) 182 continue; 183 if (first) { 184 xo_open_list("input-histogram"); 185 xo_emit("\t{T:histogram by message type}:\n"); 186 first = 0; 187 } 188 xo_open_instance("input-histogram"); 189 xo_emit("\t\t{k:type/%s}: {:count/%ju}\n", 190 pfkey_msgtype_names(type), 191 (uintmax_t)pfkeystat.in_msgtype[type]); 192 xo_close_instance("input-histogram"); 193 } 194 if (!first) 195 xo_close_list("input-histogram"); 196 p(in_msgtarget[KEY_SENDUP_ONE], "\t{:received-one-socket/%ju} " 197 "{N:/message%s toward single socket}\n"); 198 p(in_msgtarget[KEY_SENDUP_ALL], "\t{:received-all-sockets/%ju} " 199 "{N:/message%s toward all sockets}\n"); 200 p(in_msgtarget[KEY_SENDUP_REGISTERED], 201 "\t{:received-registered-sockets/%ju} " 202 "{N:/message%s toward registered sockets}\n"); 203 p(in_nomem, "\t{:discarded-no-memory/%ju} " 204 "{N:/message%s with memory allocation failure}\n"); 205 #undef p 206 xo_close_container(name); 207 } 208 #endif /* IPSEC */ 209