1/* $FreeBSD: head/usr.bin/netstat/ipsec.c 78309 2001-06-15 23:07:59Z assar $ */
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1/* $FreeBSD: head/usr.bin/netstat/ipsec.c 78314 2001-06-15 23:35:13Z assar $ */ |
2/* $NetBSD: inet.c,v 1.35.2.1 1999/04/29 14:57:08 perry Exp $ */ 3/* $KAME: ipsec.c,v 1.25 2001/03/12 09:04:39 itojun Exp $ */ 4 5/* 6 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the project nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34/* 35 * Copyright (c) 1983, 1988, 1993 36 * The Regents of the University of California. All rights reserved. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions 40 * are met: 41 * 1. Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * 2. Redistributions in binary form must reproduce the above copyright 44 * notice, this list of conditions and the following disclaimer in the 45 * documentation and/or other materials provided with the distribution. 46 * 3. All advertising materials mentioning features or use of this software 47 * must display the following acknowledgement: 48 * This product includes software developed by the University of 49 * California, Berkeley and its contributors. 50 * 4. Neither the name of the University nor the names of its contributors 51 * may be used to endorse or promote products derived from this software 52 * without specific prior written permission. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 55 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 56 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 57 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 58 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 59 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 60 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 61 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 62 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 63 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 64 * SUCH DAMAGE. 65 */ 66 67#include <sys/cdefs.h> 68#ifndef lint 69/* 70static char sccsid[] = "@(#)inet.c 8.5 (Berkeley) 5/24/95"; 71*/ 72static const char rcsid[] =
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73 "$FreeBSD: head/usr.bin/netstat/ipsec.c 78309 2001-06-15 23:07:59Z assar $";
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73 "$FreeBSD: head/usr.bin/netstat/ipsec.c 78314 2001-06-15 23:35:13Z assar $"; |
74#endif /* not lint */ 75 76#include <sys/param.h> 77#include <sys/queue.h> 78#include <sys/socket.h> 79 80#include <netinet/in.h> 81 82#ifdef IPSEC 83#include <netinet6/ipsec.h> 84#include <netkey/keysock.h> 85#endif 86 87#include <stdio.h> 88#include <string.h> 89#include <unistd.h> 90#include "netstat.h" 91 92/* 93 * portability issues: 94 * - bsdi[34] uses PLURAL(), not plural(). 95 * - freebsd2 can't print "unsigned long long" properly. 96 */ 97/* 98 * XXX see PORTABILITY for the twist 99 */ 100#define LLU "%llu" 101#define CAST unsigned long long 102 103#ifdef IPSEC 104struct val2str { 105 int val; 106 const char *str; 107}; 108 109static struct val2str ipsec_ahnames[] = { 110 { SADB_AALG_NONE, "none", }, 111 { SADB_AALG_MD5HMAC, "hmac-md5", }, 112 { SADB_AALG_SHA1HMAC, "hmac-sha1", }, 113 { SADB_X_AALG_MD5, "md5", }, 114 { SADB_X_AALG_SHA, "sha", }, 115 { SADB_X_AALG_NULL, "null", }, 116#ifdef SADB_X_AALG_SHA2_256 117 { SADB_X_AALG_SHA2_256, "hmac-sha2-256", }, 118#endif 119#ifdef SADB_X_AALG_SHA2_384 120 { SADB_X_AALG_SHA2_384, "hmac-sha2-384", }, 121#endif 122#ifdef SADB_X_AALG_SHA2_512 123 { SADB_X_AALG_SHA2_512, "hmac-sha2-512", }, 124#endif 125 { -1, NULL }, 126}; 127 128static struct val2str ipsec_espnames[] = { 129 { SADB_EALG_NONE, "none", }, 130 { SADB_EALG_DESCBC, "des-cbc", }, 131 { SADB_EALG_3DESCBC, "3des-cbc", }, 132 { SADB_EALG_NULL, "null", }, 133#ifdef SADB_X_EALG_RC5CBC 134 { SADB_X_EALG_RC5CBC, "rc5-cbc", }, 135#endif 136 { SADB_X_EALG_CAST128CBC, "cast128-cbc", }, 137 { SADB_X_EALG_BLOWFISHCBC, "blowfish-cbc", }, 138#ifdef SADB_X_EALG_RIJNDAELCBC 139 { SADB_X_EALG_RIJNDAELCBC, "rijndael-cbc", }, 140#endif 141 { -1, NULL }, 142}; 143 144static struct val2str ipsec_compnames[] = { 145 { SADB_X_CALG_NONE, "none", }, 146 { SADB_X_CALG_OUI, "oui", }, 147 { SADB_X_CALG_DEFLATE, "deflate", }, 148 { SADB_X_CALG_LZS, "lzs", }, 149 { -1, NULL }, 150}; 151 152static const char *pfkey_msgtypenames[] = { 153 "reserved", "getspi", "update", "add", "delete", 154 "get", "acquire", "register", "expire", "flush", 155 "dump", "x_promisc", "x_pchange", "x_spdupdate", "x_spdadd", 156 "x_spddelete", "x_spdget", "x_spdacquire", "x_spddump", "x_spdflush", 157 "x_spdsetidx", "x_spdexpire", "x_spddelete2" 158}; 159 160static struct ipsecstat ipsecstat; 161
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162static void print_ipsecstats __P((void));
163static const char *pfkey_msgtype_names __P((int));
164static void ipsec_hist __P((const u_quad_t *, size_t, const struct val2str *,
165 size_t, const char *));
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162static void print_ipsecstats (void); 163static const char *pfkey_msgtype_names (int); 164static void ipsec_hist (const u_quad_t *, size_t, const struct val2str *, 165 size_t, const char *); |
166 167/* 168 * Dump IPSEC statistics structure. 169 */ 170static void
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171ipsec_hist(hist, histmax, name, namemax, title)
172 const u_quad_t *hist;
173 size_t histmax;
174 const struct val2str *name;
175 size_t namemax;
176 const char *title;
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171ipsec_hist(const u_quad_t *hist, 172 size_t histmax, 173 const struct val2str *name, 174 size_t namemax, 175 const char *title) |
176{ 177 int first; 178 size_t proto; 179 const struct val2str *p; 180 181 first = 1; 182 for (proto = 0; proto < histmax; proto++) { 183 if (hist[proto] <= 0) 184 continue; 185 if (first) { 186 printf("\t%s histogram:\n", title); 187 first = 0; 188 } 189 for (p = name; p && p->str; p++) { 190 if (p->val == proto) 191 break; 192 } 193 if (p && p->str) { 194 printf("\t\t%s: " LLU "\n", p->str, (CAST)hist[proto]); 195 } else { 196 printf("\t\t#%ld: " LLU "\n", (long)proto, 197 (CAST)hist[proto]); 198 } 199 } 200} 201 202static void
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204print_ipsecstats()
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203print_ipsecstats(void) |
204{ 205#define p(f, m) if (ipsecstat.f || sflag <= 1) \ 206 printf(m, (CAST)ipsecstat.f, plural(ipsecstat.f)) 207#define hist(f, n, t) \ 208 ipsec_hist((f), sizeof(f)/sizeof(f[0]), (n), sizeof(n)/sizeof(n[0]), (t)); 209 210 p(in_success, "\t" LLU " inbound packet%s processed successfully\n"); 211 p(in_polvio, "\t" LLU " inbound packet%s violated process security " 212 "policy\n"); 213 p(in_nosa, "\t" LLU " inbound packet%s with no SA available\n"); 214 p(in_inval, "\t" LLU " invalid inbound packet%s\n"); 215 p(in_nomem, "\t" LLU " inbound packet%s failed due to insufficient memory\n"); 216 p(in_badspi, "\t" LLU " inbound packet%s failed getting SPI\n"); 217 p(in_ahreplay, "\t" LLU " inbound packet%s failed on AH replay check\n"); 218 p(in_espreplay, "\t" LLU " inbound packet%s failed on ESP replay check\n"); 219 p(in_ahauthsucc, "\t" LLU " inbound packet%s considered authentic\n"); 220 p(in_ahauthfail, "\t" LLU " inbound packet%s failed on authentication\n"); 221 hist(ipsecstat.in_ahhist, ipsec_ahnames, "AH input"); 222 hist(ipsecstat.in_esphist, ipsec_espnames, "ESP input"); 223 hist(ipsecstat.in_comphist, ipsec_compnames, "IPComp input"); 224 225 p(out_success, "\t" LLU " outbound packet%s processed successfully\n"); 226 p(out_polvio, "\t" LLU " outbound packet%s violated process security " 227 "policy\n"); 228 p(out_nosa, "\t" LLU " outbound packet%s with no SA available\n"); 229 p(out_inval, "\t" LLU " invalid outbound packet%s\n"); 230 p(out_nomem, "\t" LLU " outbound packet%s failed due to insufficient memory\n"); 231 p(out_noroute, "\t" LLU " outbound packet%s with no route\n"); 232 hist(ipsecstat.out_ahhist, ipsec_ahnames, "AH output"); 233 hist(ipsecstat.out_esphist, ipsec_espnames, "ESP output"); 234 hist(ipsecstat.out_comphist, ipsec_compnames, "IPComp output"); 235#undef p 236#undef hist 237} 238 239void
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241ipsec_stats(off, name)
242 u_long off;
243 char *name;
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240ipsec_stats(u_long off, char *name) |
241{ 242 if (off == 0) 243 return; 244 printf ("%s:\n", name); 245 kread(off, (char *)&ipsecstat, sizeof (ipsecstat)); 246 247 print_ipsecstats(); 248} 249 250static const char *
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254pfkey_msgtype_names(x)
255 int x;
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251pfkey_msgtype_names(int x) |
252{ 253 const int max = 254 sizeof(pfkey_msgtypenames)/sizeof(pfkey_msgtypenames[0]); 255 static char buf[10]; 256 257 if (x < max && pfkey_msgtypenames[x]) 258 return pfkey_msgtypenames[x]; 259 snprintf(buf, sizeof(buf), "#%d", x); 260 return buf; 261} 262 263void
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268pfkey_stats(off, name)
269 u_long off;
270 char *name;
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264pfkey_stats(u_long off, char *name) |
265{ 266 struct pfkeystat pfkeystat; 267 int first, type; 268 269 if (off == 0) 270 return; 271 printf ("%s:\n", name); 272 kread(off, (char *)&pfkeystat, sizeof(pfkeystat)); 273 274#define p(f, m) if (pfkeystat.f || sflag <= 1) \ 275 printf(m, (CAST)pfkeystat.f, plural(pfkeystat.f)) 276 277 /* kernel -> userland */ 278 p(out_total, "\t" LLU " request%s sent to userland\n"); 279 p(out_bytes, "\t" LLU " byte%s sent to userland\n"); 280 for (first = 1, type = 0; 281 type < sizeof(pfkeystat.out_msgtype)/sizeof(pfkeystat.out_msgtype[0]); 282 type++) { 283 if (pfkeystat.out_msgtype[type] <= 0) 284 continue; 285 if (first) { 286 printf("\thistogram by message type:\n"); 287 first = 0; 288 } 289 printf("\t\t%s: " LLU "\n", pfkey_msgtype_names(type), 290 (CAST)pfkeystat.out_msgtype[type]); 291 } 292 p(out_invlen, "\t" LLU " message%s with invalid length field\n"); 293 p(out_invver, "\t" LLU " message%s with invalid version field\n"); 294 p(out_invmsgtype, "\t" LLU " message%s with invalid message type field\n"); 295 p(out_tooshort, "\t" LLU " message%s too short\n"); 296 p(out_nomem, "\t" LLU " message%s with memory allocation failure\n"); 297 p(out_dupext, "\t" LLU " message%s with duplicate extension\n"); 298 p(out_invexttype, "\t" LLU " message%s with invalid extension type\n"); 299 p(out_invsatype, "\t" LLU " message%s with invalid sa type\n"); 300 p(out_invaddr, "\t" LLU " message%s with invalid address extension\n"); 301 302 /* userland -> kernel */ 303 p(in_total, "\t" LLU " request%s sent from userland\n"); 304 p(in_bytes, "\t" LLU " byte%s sent from userland\n"); 305 for (first = 1, type = 0; 306 type < sizeof(pfkeystat.in_msgtype)/sizeof(pfkeystat.in_msgtype[0]); 307 type++) { 308 if (pfkeystat.in_msgtype[type] <= 0) 309 continue; 310 if (first) { 311 printf("\thistogram by message type:\n"); 312 first = 0; 313 } 314 printf("\t\t%s: " LLU "\n", pfkey_msgtype_names(type), 315 (CAST)pfkeystat.in_msgtype[type]); 316 } 317 p(in_msgtarget[KEY_SENDUP_ONE], 318 "\t" LLU " message%s toward single socket\n"); 319 p(in_msgtarget[KEY_SENDUP_ALL], 320 "\t" LLU " message%s toward all sockets\n"); 321 p(in_msgtarget[KEY_SENDUP_REGISTERED], 322 "\t" LLU " message%s toward registered sockets\n"); 323 p(in_nomem, "\t" LLU " message%s with memory allocation failure\n"); 324#undef p 325} 326#endif /*IPSEC*/
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