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 * 3. 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 = nitems(pfkey_msgtypenames); 105 static char buf[20]; 106 107 if (x < max && pfkey_msgtypenames[x]) 108 return pfkey_msgtypenames[x]; 109 snprintf(buf, sizeof(buf), "#%d", x); 110 return buf; 111 } 112 113 void 114 pfkey_stats(u_long off, const char *name, int family __unused, 115 int proto __unused) 116 { 117 struct pfkeystat pfkeystat; 118 unsigned first, type; 119 120 if (off == 0) 121 return; 122 xo_emit("{T:/%s}:\n", name); 123 xo_open_container(name); 124 kread_counters(off, (char *)&pfkeystat, sizeof(pfkeystat)); 125 126 #define p(f, m) if (pfkeystat.f || sflag <= 1) \ 127 xo_emit(m, (uintmax_t)pfkeystat.f, plural(pfkeystat.f)) 128 129 /* userland -> kernel */ 130 p(out_total, "\t{:sent-requests/%ju} " 131 "{N:/request%s sent from userland}\n"); 132 p(out_bytes, "\t{:sent-bytes/%ju} " 133 "{N:/byte%s sent from userland}\n"); 134 for (first = 1, type = 0; 135 type<sizeof(pfkeystat.out_msgtype)/sizeof(pfkeystat.out_msgtype[0]); 136 type++) { 137 if (pfkeystat.out_msgtype[type] <= 0) 138 continue; 139 if (first) { 140 xo_open_list("output-histogram"); 141 xo_emit("\t{T:histogram by message type}:\n"); 142 first = 0; 143 } 144 xo_open_instance("output-histogram"); 145 xo_emit("\t\t{k::type/%s}: {:count/%ju}\n", 146 pfkey_msgtype_names(type), 147 (uintmax_t)pfkeystat.out_msgtype[type]); 148 xo_close_instance("output-histogram"); 149 } 150 if (!first) 151 xo_close_list("output-histogram"); 152 153 p(out_invlen, "\t{:dropped-bad-length/%ju} " 154 "{N:/message%s with invalid length field}\n"); 155 p(out_invver, "\t{:dropped-bad-version/%ju} " 156 "{N:/message%s with invalid version field}\n"); 157 p(out_invmsgtype, "\t{:dropped-bad-type/%ju} " 158 "{N:/message%s with invalid message type field}\n"); 159 p(out_tooshort, "\t{:dropped-too-short/%ju} " 160 "{N:/message%s too short}\n"); 161 p(out_nomem, "\t{:dropped-no-memory/%ju} " 162 "{N:/message%s with memory allocation failure}\n"); 163 p(out_dupext, "\t{:dropped-duplicate-extension/%ju} " 164 "{N:/message%s with duplicate extension}\n"); 165 p(out_invexttype, "\t{:dropped-bad-extension/%ju} " 166 "{N:/message%s with invalid extension type}\n"); 167 p(out_invsatype, "\t{:dropped-bad-sa-type/%ju} " 168 "{N:/message%s with invalid sa type}\n"); 169 p(out_invaddr, "\t{:dropped-bad-address-extension/%ju} " 170 "{N:/message%s with invalid address extension}\n"); 171 172 /* kernel -> userland */ 173 p(in_total, "\t{:received-requests/%ju} " 174 "{N:/request%s sent to userland}\n"); 175 p(in_bytes, "\t{:received-bytes/%ju} " 176 "{N:/byte%s sent to userland}\n"); 177 for (first = 1, type = 0; 178 type < sizeof(pfkeystat.in_msgtype)/sizeof(pfkeystat.in_msgtype[0]); 179 type++) { 180 if (pfkeystat.in_msgtype[type] <= 0) 181 continue; 182 if (first) { 183 xo_open_list("input-histogram"); 184 xo_emit("\t{T:histogram by message type}:\n"); 185 first = 0; 186 } 187 xo_open_instance("input-histogram"); 188 xo_emit("\t\t{k:type/%s}: {:count/%ju}\n", 189 pfkey_msgtype_names(type), 190 (uintmax_t)pfkeystat.in_msgtype[type]); 191 xo_close_instance("input-histogram"); 192 } 193 if (!first) 194 xo_close_list("input-histogram"); 195 p(in_msgtarget[KEY_SENDUP_ONE], "\t{:received-one-socket/%ju} " 196 "{N:/message%s toward single socket}\n"); 197 p(in_msgtarget[KEY_SENDUP_ALL], "\t{:received-all-sockets/%ju} " 198 "{N:/message%s toward all sockets}\n"); 199 p(in_msgtarget[KEY_SENDUP_REGISTERED], 200 "\t{:received-registered-sockets/%ju} " 201 "{N:/message%s toward registered sockets}\n"); 202 p(in_nomem, "\t{:discarded-no-memory/%ju} " 203 "{N:/message%s with memory allocation failure}\n"); 204 #undef p 205 xo_close_container(name); 206 } 207 #endif /* IPSEC */ 208