ifconfig.c revision 1.156
1 /* $NetBSD: ifconfig.c,v 1.156 2005/03/19 03:56:06 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 /* 41 * Copyright (c) 1983, 1993 42 * The Regents of the University of California. All rights reserved. 43 * 44 * Redistribution and use in source and binary forms, with or without 45 * modification, are permitted provided that the following conditions 46 * are met: 47 * 1. Redistributions of source code must retain the above copyright 48 * notice, this list of conditions and the following disclaimer. 49 * 2. Redistributions in binary form must reproduce the above copyright 50 * notice, this list of conditions and the following disclaimer in the 51 * documentation and/or other materials provided with the distribution. 52 * 3. Neither the name of the University nor the names of its contributors 53 * may be used to endorse or promote products derived from this software 54 * without specific prior written permission. 55 * 56 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 57 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 58 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 59 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 60 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 61 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 62 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 63 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 64 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 65 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 66 * SUCH DAMAGE. 67 */ 68 69 #include <sys/cdefs.h> 70 #ifndef lint 71 __COPYRIGHT("@(#) Copyright (c) 1983, 1993\n\ 72 The Regents of the University of California. All rights reserved.\n"); 73 #endif /* not lint */ 74 75 #ifndef lint 76 #if 0 77 static char sccsid[] = "@(#)ifconfig.c 8.2 (Berkeley) 2/16/94"; 78 #else 79 __RCSID("$NetBSD: ifconfig.c,v 1.156 2005/03/19 03:56:06 thorpej Exp $"); 80 #endif 81 #endif /* not lint */ 82 83 #include <sys/param.h> 84 #include <sys/socket.h> 85 #include <sys/ioctl.h> 86 87 #include <net/if.h> 88 #include <net/if_dl.h> 89 #include <net/if_media.h> 90 #include <net/if_ether.h> 91 #include <net80211/ieee80211.h> 92 #include <net80211/ieee80211_ioctl.h> 93 #include <netinet/in.h> 94 #include <netinet/in_var.h> 95 #ifdef INET6 96 #include <netinet6/nd6.h> 97 #endif 98 #include <arpa/inet.h> 99 100 #include <netatalk/at.h> 101 102 #define NSIP 103 #include <netns/ns.h> 104 #include <netns/ns_if.h> 105 #include <netdb.h> 106 107 #define EON 108 #include <netiso/iso.h> 109 #include <netiso/iso_var.h> 110 #include <sys/protosw.h> 111 112 #include <ctype.h> 113 #include <err.h> 114 #include <errno.h> 115 #include <stddef.h> 116 #include <stdio.h> 117 #include <stdlib.h> 118 #include <string.h> 119 #include <unistd.h> 120 #include <ifaddrs.h> 121 #include <util.h> 122 123 #include "extern.h" 124 #include "agr.h" 125 #include "vlan.h" 126 127 struct ifreq ifr, ridreq; 128 struct ifaliasreq addreq __attribute__((aligned(4))); 129 struct in_aliasreq in_addreq; 130 #ifdef INET6 131 struct in6_ifreq ifr6; 132 struct in6_ifreq in6_ridreq; 133 struct in6_aliasreq in6_addreq; 134 #endif 135 struct iso_ifreq iso_ridreq; 136 struct iso_aliasreq iso_addreq; 137 struct sockaddr_in netmask; 138 struct netrange at_nr; /* AppleTalk net range */ 139 140 char name[30]; 141 u_short flags; 142 int setaddr, setipdst, doalias; 143 u_long metric, mtu; 144 int clearaddr, s; 145 int newaddr = -1; 146 int conflicting = 0; 147 int nsellength = 1; 148 int af; 149 int aflag, bflag, Cflag, dflag, lflag, mflag, sflag, uflag, vflag, zflag; 150 #ifdef INET6 151 int Lflag; 152 #endif 153 int explicit_prefix = 0; 154 155 struct ifcapreq g_ifcr; 156 int g_ifcr_updated; 157 158 void notealias(const char *, int); 159 void notrailers(const char *, int); 160 void setifaddr(const char *, int); 161 void setifdstaddr(const char *, int); 162 void setifflags(const char *, int); 163 void setifcaps(const char *, int); 164 void setifbroadaddr(const char *, int); 165 void setifipdst(const char *, int); 166 void setifmetric(const char *, int); 167 void setifmtu(const char *, int); 168 void setifnwid(const char *, int); 169 void setifnwkey(const char *, int); 170 void setifbssid(const char *, int); 171 void setifchan(const char *, int); 172 void setifpowersave(const char *, int); 173 void setifpowersavesleep(const char *, int); 174 void setifnetmask(const char *, int); 175 void setifprefixlen(const char *, int); 176 void setnsellength(const char *, int); 177 void setsnpaoffset(const char *, int); 178 void setatrange(const char *, int); 179 void setatphase(const char *, int); 180 void settunnel(const char *, const char *); 181 void deletetunnel(const char *, int); 182 #ifdef INET6 183 void setia6flags(const char *, int); 184 void setia6pltime(const char *, int); 185 void setia6vltime(const char *, int); 186 void setia6lifetime(const char *, const char *); 187 void setia6eui64(const char *, int); 188 #endif 189 void checkatrange(struct sockaddr_at *); 190 void setmedia(const char *, int); 191 void setmediamode(const char *, int); 192 void setmediaopt(const char *, int); 193 void unsetmediaopt(const char *, int); 194 void setmediainst(const char *, int); 195 void clone_create(const char *, int); 196 void clone_destroy(const char *, int); 197 void fixnsel(struct sockaddr_iso *); 198 int main(int, char *[]); 199 200 /* 201 * Media stuff. Whenever a media command is first performed, the 202 * currently select media is grabbed for this interface. If `media' 203 * is given, the current media word is modifed. `mediaopt' commands 204 * only modify the set and clear words. They then operate on the 205 * current media word later. 206 */ 207 int media_current; 208 int mediaopt_set; 209 int mediaopt_clear; 210 211 int actions; /* Actions performed */ 212 213 #define A_MEDIA 0x0001 /* media command */ 214 #define A_MEDIAOPTSET 0x0002 /* mediaopt command */ 215 #define A_MEDIAOPTCLR 0x0004 /* -mediaopt command */ 216 #define A_MEDIAOPT (A_MEDIAOPTSET|A_MEDIAOPTCLR) 217 #define A_MEDIAINST 0x0008 /* instance or inst command */ 218 #define A_MEDIAMODE 0x0010 /* mode command */ 219 220 #define NEXTARG 0xffffff 221 #define NEXTARG2 0xfffffe 222 223 const struct cmd { 224 const char *c_name; 225 int c_parameter; /* NEXTARG means next argv */ 226 int c_action; /* defered action */ 227 void (*c_func)(const char *, int); 228 void (*c_func2)(const char *, const char *); 229 } cmds[] = { 230 { "up", IFF_UP, 0, setifflags } , 231 { "down", -IFF_UP, 0, setifflags }, 232 { "trailers", -1, 0, notrailers }, 233 { "-trailers", 1, 0, notrailers }, 234 { "arp", -IFF_NOARP, 0, setifflags }, 235 { "-arp", IFF_NOARP, 0, setifflags }, 236 { "debug", IFF_DEBUG, 0, setifflags }, 237 { "-debug", -IFF_DEBUG, 0, setifflags }, 238 { "alias", IFF_UP, 0, notealias }, 239 { "-alias", -IFF_UP, 0, notealias }, 240 { "delete", -IFF_UP, 0, notealias }, 241 #ifdef notdef 242 #define EN_SWABIPS 0x1000 243 { "swabips", EN_SWABIPS, 0, setifflags }, 244 { "-swabips", -EN_SWABIPS, 0, setifflags }, 245 #endif 246 { "netmask", NEXTARG, 0, setifnetmask }, 247 { "metric", NEXTARG, 0, setifmetric }, 248 { "mtu", NEXTARG, 0, setifmtu }, 249 { "bssid", NEXTARG, 0, setifbssid }, 250 { "-bssid", -1, 0, setifbssid }, 251 { "chan", NEXTARG, 0, setifchan }, 252 { "-chan", -1, 0, setifchan }, 253 { "ssid", NEXTARG, 0, setifnwid }, 254 { "nwid", NEXTARG, 0, setifnwid }, 255 { "nwkey", NEXTARG, 0, setifnwkey }, 256 { "-nwkey", -1, 0, setifnwkey }, 257 { "powersave", 1, 0, setifpowersave }, 258 { "-powersave", 0, 0, setifpowersave }, 259 { "powersavesleep", NEXTARG, 0, setifpowersavesleep }, 260 { "broadcast", NEXTARG, 0, setifbroadaddr }, 261 { "ipdst", NEXTARG, 0, setifipdst }, 262 { "prefixlen", NEXTARG, 0, setifprefixlen}, 263 #ifdef INET6 264 { "anycast", IN6_IFF_ANYCAST, 0, setia6flags }, 265 { "-anycast", -IN6_IFF_ANYCAST, 0, setia6flags }, 266 { "tentative", IN6_IFF_TENTATIVE, 0, setia6flags }, 267 { "-tentative", -IN6_IFF_TENTATIVE, 0, setia6flags }, 268 { "deprecated", IN6_IFF_DEPRECATED, 0, setia6flags }, 269 { "-deprecated", -IN6_IFF_DEPRECATED, 0, setia6flags }, 270 { "pltime", NEXTARG, 0, setia6pltime }, 271 { "vltime", NEXTARG, 0, setia6vltime }, 272 { "eui64", 0, 0, setia6eui64 }, 273 #endif /*INET6*/ 274 #ifndef INET_ONLY 275 { "range", NEXTARG, 0, setatrange }, 276 { "phase", NEXTARG, 0, setatphase }, 277 { "snpaoffset", NEXTARG, 0, setsnpaoffset }, 278 { "nsellength", NEXTARG, 0, setnsellength }, 279 #endif /* INET_ONLY */ 280 { "tunnel", NEXTARG2, 0, NULL, 281 settunnel } , 282 { "deletetunnel", 0, 0, deletetunnel }, 283 { "vlan", NEXTARG, 0, setvlan } , 284 { "vlanif", NEXTARG, 0, setvlanif } , 285 { "-vlanif", 0, 0, unsetvlanif } , 286 #if 0 287 /* XXX `create' special-cased below */ 288 { "create", 0, 0, clone_create } , 289 #endif 290 { "destroy", 0, 0, clone_destroy } , 291 { "link0", IFF_LINK0, 0, setifflags } , 292 { "-link0", -IFF_LINK0, 0, setifflags } , 293 { "link1", IFF_LINK1, 0, setifflags } , 294 { "-link1", -IFF_LINK1, 0, setifflags } , 295 { "link2", IFF_LINK2, 0, setifflags } , 296 { "-link2", -IFF_LINK2, 0, setifflags } , 297 { "media", NEXTARG, A_MEDIA, setmedia }, 298 { "mediaopt", NEXTARG, A_MEDIAOPTSET, setmediaopt }, 299 { "-mediaopt", NEXTARG, A_MEDIAOPTCLR, unsetmediaopt }, 300 { "mode", NEXTARG, A_MEDIAMODE, setmediamode }, 301 { "instance", NEXTARG, A_MEDIAINST, setmediainst }, 302 { "inst", NEXTARG, A_MEDIAINST, setmediainst }, 303 { "ip4csum", IFCAP_CSUM_IPv4,0, setifcaps }, 304 { "-ip4csum", -IFCAP_CSUM_IPv4,0, setifcaps }, 305 { "tcp4csum", IFCAP_CSUM_TCPv4,0, setifcaps }, 306 { "-tcp4csum", -IFCAP_CSUM_TCPv4,0, setifcaps }, 307 { "udp4csum", IFCAP_CSUM_UDPv4,0, setifcaps }, 308 { "-udp4csum", -IFCAP_CSUM_UDPv4,0, setifcaps }, 309 { "tcp6csum", IFCAP_CSUM_TCPv6,0, setifcaps }, 310 { "-tcp6csum", -IFCAP_CSUM_TCPv6,0, setifcaps }, 311 { "udp6csum", IFCAP_CSUM_UDPv6,0, setifcaps }, 312 { "-udp6csum", -IFCAP_CSUM_UDPv6,0, setifcaps }, 313 { "tcp4csum-rx",IFCAP_CSUM_TCPv4_Rx,0, setifcaps }, 314 { "-tcp4csum-rx",-IFCAP_CSUM_TCPv4_Rx,0, setifcaps }, 315 { "udp4csum-rx",IFCAP_CSUM_UDPv4_Rx,0, setifcaps }, 316 { "-udp4csum-rx",-IFCAP_CSUM_UDPv4_Rx,0, setifcaps }, 317 { "tso4", IFCAP_TSOv4, 0, setifcaps }, 318 { "-tso4", -IFCAP_TSOv4, 0, setifcaps }, 319 { "agrport", NEXTARG, 0, agraddport } , 320 { "-agrport", NEXTARG, 0, agrremport } , 321 { 0, 0, 0, setifaddr }, 322 { 0, 0, 0, setifdstaddr }, 323 }; 324 325 void adjust_nsellength(void); 326 int getinfo(struct ifreq *); 327 int carrier(void); 328 void getsock(int); 329 void printall(const char *); 330 void list_cloners(void); 331 int prefix(void *, int); 332 void status(const struct sockaddr_dl *); 333 void usage(void); 334 const char *get_string(const char *, const char *, u_int8_t *, int *); 335 void print_string(const u_int8_t *, int); 336 char *sec2str(time_t); 337 338 void print_media_word(int, const char *); 339 void process_media_commands(void); 340 void init_current_media(void); 341 342 /* 343 * XNS support liberally adapted from code written at the University of 344 * Maryland principally by James O'Toole and Chris Torek. 345 */ 346 void in_alias(struct ifreq *); 347 void in_status(int); 348 void in_getaddr(const char *, int); 349 void in_getprefix(const char *, int); 350 #ifdef INET6 351 void in6_fillscopeid(struct sockaddr_in6 *sin6); 352 void in6_alias(struct in6_ifreq *); 353 void in6_status(int); 354 void in6_getaddr(const char *, int); 355 void in6_getprefix(const char *, int); 356 #endif 357 void at_status(int); 358 void at_getaddr(const char *, int); 359 void xns_status(int); 360 void xns_getaddr(const char *, int); 361 void iso_status(int); 362 void iso_getaddr(const char *, int); 363 364 void ieee80211_statistics(void); 365 void ieee80211_status(void); 366 void tunnel_status(void); 367 368 /* Known address families */ 369 struct afswtch { 370 const char *af_name; 371 short af_af; 372 void (*af_status)(int); 373 void (*af_getaddr)(const char *, int); 374 void (*af_getprefix)(const char *, int); 375 u_long af_difaddr; 376 u_long af_aifaddr; 377 u_long af_gifaddr; 378 void *af_ridreq; 379 void *af_addreq; 380 } afs[] = { 381 { "inet", AF_INET, in_status, in_getaddr, in_getprefix, 382 SIOCDIFADDR, SIOCAIFADDR, SIOCGIFADDR, &ridreq, &in_addreq }, 383 #ifdef INET6 384 { "inet6", AF_INET6, in6_status, in6_getaddr, in6_getprefix, 385 SIOCDIFADDR_IN6, SIOCAIFADDR_IN6, 386 /* 387 * Deleting the first address before setting new one is 388 * not prefered way in this protocol. 389 */ 390 0, 391 &in6_ridreq, &in6_addreq }, 392 #endif 393 #ifndef INET_ONLY /* small version, for boot media */ 394 { "atalk", AF_APPLETALK, at_status, at_getaddr, NULL, 395 SIOCDIFADDR, SIOCAIFADDR, SIOCGIFADDR, &addreq, &addreq }, 396 { "ns", AF_NS, xns_status, xns_getaddr, NULL, 397 SIOCDIFADDR, SIOCAIFADDR, SIOCGIFADDR, &ridreq, &addreq }, 398 { "iso", AF_ISO, iso_status, iso_getaddr, NULL, 399 SIOCDIFADDR_ISO, SIOCAIFADDR_ISO, SIOCGIFADDR_ISO, 400 &iso_ridreq, &iso_addreq }, 401 #endif /* INET_ONLY */ 402 { 0, 0, 0, 0 } 403 }; 404 405 struct afswtch *afp; /*the address family being set or asked about*/ 406 407 struct afswtch *lookup_af(const char *); 408 409 int 410 main(int argc, char *argv[]) 411 { 412 int ch; 413 414 /* Parse command-line options */ 415 aflag = mflag = vflag = zflag = 0; 416 while ((ch = getopt(argc, argv, "AabCdlmsuvz" 417 #ifdef INET6 418 "L" 419 #endif 420 )) != -1) { 421 switch (ch) { 422 case 'A': 423 warnx("-A is deprecated"); 424 break; 425 426 case 'a': 427 aflag = 1; 428 break; 429 430 case 'b': 431 bflag = 1; 432 break; 433 434 case 'C': 435 Cflag = 1; 436 break; 437 438 case 'd': 439 dflag = 1; 440 break; 441 442 #ifdef INET6 443 case 'L': 444 Lflag = 1; 445 break; 446 #endif 447 448 case 'l': 449 lflag = 1; 450 break; 451 452 case 'm': 453 mflag = 1; 454 break; 455 456 case 's': 457 sflag = 1; 458 break; 459 460 case 'u': 461 uflag = 1; 462 break; 463 464 case 'v': 465 vflag = 1; 466 break; 467 468 case 'z': 469 zflag = 1; 470 break; 471 472 473 default: 474 usage(); 475 /* NOTREACHED */ 476 } 477 } 478 argc -= optind; 479 argv += optind; 480 481 /* 482 * -l means "list all interfaces", and is mutally exclusive with 483 * all other flags/commands. 484 * 485 * -C means "list all names of cloners", and it mutually exclusive 486 * with all other flags/commands. 487 * 488 * -a means "print status of all interfaces". 489 */ 490 if ((lflag || Cflag) && (aflag || mflag || vflag || argc || zflag)) 491 usage(); 492 #ifdef INET6 493 if ((lflag || Cflag) && Lflag) 494 usage(); 495 #endif 496 if (lflag && Cflag) 497 usage(); 498 if (Cflag) { 499 if (argc) 500 usage(); 501 list_cloners(); 502 exit(0); 503 } 504 if (aflag || lflag) { 505 if (argc > 1) 506 usage(); 507 else if (argc == 1) { 508 afp = lookup_af(argv[0]); 509 if (afp == NULL) 510 usage(); 511 } 512 if (afp) 513 af = ifr.ifr_addr.sa_family = afp->af_af; 514 else 515 af = ifr.ifr_addr.sa_family = afs[0].af_af; 516 printall(NULL); 517 exit(0); 518 } 519 520 /* Make sure there's an interface name. */ 521 if (argc < 1) 522 usage(); 523 if (strlcpy(name, argv[0], sizeof(name)) >= sizeof(name)) 524 errx(1, "interface name '%s' too long", argv[0]); 525 argc--; argv++; 526 527 /* 528 * NOTE: We must special-case the `create' command right 529 * here as we would otherwise fail in getinfo(). 530 */ 531 if (argc > 0 && strcmp(argv[0], "create") == 0) { 532 clone_create(argv[0], 0); 533 argc--, argv++; 534 if (argc == 0) 535 exit(0); 536 } 537 538 /* Check for address family. */ 539 afp = NULL; 540 if (argc > 0) { 541 afp = lookup_af(argv[0]); 542 if (afp != NULL) { 543 argv++; 544 argc--; 545 } 546 } 547 548 /* Initialize af, just for use in getinfo(). */ 549 if (afp == NULL) 550 af = afs->af_af; 551 else 552 af = afp->af_af; 553 554 /* Get information about the interface. */ 555 (void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 556 if (getinfo(&ifr) < 0) 557 exit(1); 558 559 if (sflag) { 560 if (argc != 0) 561 usage(); 562 else 563 exit(carrier()); 564 } 565 566 /* No more arguments means interface status. */ 567 if (argc == 0) { 568 printall(name); 569 exit(0); 570 } 571 572 /* The following operations assume inet family as the default. */ 573 if (afp == NULL) 574 afp = afs; 575 af = ifr.ifr_addr.sa_family = afp->af_af; 576 577 #ifdef INET6 578 /* initialization */ 579 in6_addreq.ifra_lifetime.ia6t_pltime = ND6_INFINITE_LIFETIME; 580 in6_addreq.ifra_lifetime.ia6t_vltime = ND6_INFINITE_LIFETIME; 581 #endif 582 583 /* Process commands. */ 584 while (argc > 0) { 585 const struct cmd *p; 586 587 for (p = cmds; p->c_name; p++) 588 if (strcmp(argv[0], p->c_name) == 0) 589 break; 590 if (p->c_name == 0 && setaddr) { 591 if ((flags & IFF_POINTOPOINT) == 0) { 592 errx(EXIT_FAILURE, 593 "can't set destination address %s", 594 "on non-point-to-point link"); 595 } 596 p++; /* got src, do dst */ 597 } 598 if (p->c_func != NULL || p->c_func2 != NULL) { 599 if (p->c_parameter == NEXTARG) { 600 if (argc < 2) 601 errx(EXIT_FAILURE, 602 "'%s' requires argument", 603 p->c_name); 604 (*p->c_func)(argv[1], 0); 605 argc--, argv++; 606 } else if (p->c_parameter == NEXTARG2) { 607 if (argc < 3) 608 errx(EXIT_FAILURE, 609 "'%s' requires 2 arguments", 610 p->c_name); 611 (*p->c_func2)(argv[1], argv[2]); 612 argc -= 2, argv += 2; 613 } else 614 (*p->c_func)(argv[0], p->c_parameter); 615 actions |= p->c_action; 616 } 617 argc--, argv++; 618 } 619 620 /* 621 * See if multiple alias, -alias, or delete commands were 622 * specified. More than one constitutes an invalid command line 623 */ 624 625 if (conflicting > 1) 626 errx(EXIT_FAILURE, 627 "Only one use of alias, -alias or delete is valid."); 628 629 /* Process any media commands that may have been issued. */ 630 process_media_commands(); 631 632 if (af == AF_INET6 && explicit_prefix == 0) { 633 /* 634 * Aggregatable address architecture defines all prefixes 635 * are 64. So, it is convenient to set prefixlen to 64 if 636 * it is not specified. 637 */ 638 setifprefixlen("64", 0); 639 /* in6_getprefix("64", MASK) if MASK is available here... */ 640 } 641 642 #ifndef INET_ONLY 643 if (af == AF_ISO) 644 adjust_nsellength(); 645 646 if (af == AF_APPLETALK) 647 checkatrange((struct sockaddr_at *) &addreq.ifra_addr); 648 649 if (setipdst && af==AF_NS) { 650 struct nsip_req rq; 651 int size = sizeof(rq); 652 653 rq.rq_ns = addreq.ifra_addr; 654 rq.rq_ip = addreq.ifra_dstaddr; 655 656 if (setsockopt(s, 0, SO_NSIP_ROUTE, &rq, size) < 0) 657 warn("encapsulation routing"); 658 } 659 660 #endif /* INET_ONLY */ 661 662 if (clearaddr) { 663 (void) strncpy(afp->af_ridreq, name, sizeof ifr.ifr_name); 664 if (ioctl(s, afp->af_difaddr, afp->af_ridreq) == -1) 665 err(EXIT_FAILURE, "SIOCDIFADDR"); 666 } 667 if (newaddr > 0) { 668 (void) strncpy(afp->af_addreq, name, sizeof ifr.ifr_name); 669 if (ioctl(s, afp->af_aifaddr, afp->af_addreq) == -1) 670 warn("SIOCAIFADDR"); 671 } 672 673 if (g_ifcr_updated) { 674 (void) strncpy(g_ifcr.ifcr_name, name, 675 sizeof(g_ifcr.ifcr_name)); 676 if (ioctl(s, SIOCSIFCAP, &g_ifcr) == -1) 677 err(EXIT_FAILURE, "SIOCSIFCAP"); 678 } 679 680 exit(0); 681 } 682 683 struct afswtch * 684 lookup_af(const char *cp) 685 { 686 struct afswtch *a; 687 688 for (a = afs; a->af_name != NULL; a++) 689 if (strcmp(a->af_name, cp) == 0) 690 return (a); 691 return (NULL); 692 } 693 694 void 695 getsock(int naf) 696 { 697 static int oaf = -1; 698 699 if (oaf == naf) 700 return; 701 if (oaf != -1) 702 close(s); 703 s = socket(naf, SOCK_DGRAM, 0); 704 if (s < 0) 705 oaf = -1; 706 else 707 oaf = naf; 708 } 709 710 int 711 getinfo(struct ifreq *giifr) 712 { 713 714 getsock(af); 715 if (s < 0) 716 err(EXIT_FAILURE, "socket"); 717 if (ioctl(s, SIOCGIFFLAGS, giifr) == -1) { 718 warn("SIOCGIFFLAGS %s", giifr->ifr_name); 719 return (-1); 720 } 721 flags = giifr->ifr_flags; 722 if (ioctl(s, SIOCGIFMETRIC, giifr) == -1) { 723 warn("SIOCGIFMETRIC %s", giifr->ifr_name); 724 metric = 0; 725 } else 726 metric = giifr->ifr_metric; 727 if (ioctl(s, SIOCGIFMTU, giifr) == -1) 728 mtu = 0; 729 else 730 mtu = giifr->ifr_mtu; 731 732 memset(&g_ifcr, 0, sizeof(g_ifcr)); 733 strcpy(g_ifcr.ifcr_name, giifr->ifr_name); 734 (void) ioctl(s, SIOCGIFCAP, &g_ifcr); 735 736 return (0); 737 } 738 739 void 740 printall(const char *ifname) 741 { 742 struct ifaddrs *ifap, *ifa; 743 struct ifreq paifr; 744 const struct sockaddr_dl *sdl = NULL; 745 int idx; 746 char *p; 747 748 if (getifaddrs(&ifap) != 0) 749 err(EXIT_FAILURE, "getifaddrs"); 750 p = NULL; 751 idx = 0; 752 for (ifa = ifap; ifa; ifa = ifa->ifa_next) { 753 memset(&paifr, 0, sizeof(paifr)); 754 strncpy(paifr.ifr_name, ifa->ifa_name, sizeof(paifr.ifr_name)); 755 if (sizeof(paifr.ifr_addr) >= ifa->ifa_addr->sa_len) { 756 memcpy(&paifr.ifr_addr, ifa->ifa_addr, 757 ifa->ifa_addr->sa_len); 758 } 759 760 if (ifname && strcmp(ifname, ifa->ifa_name) != 0) 761 continue; 762 if (ifa->ifa_addr->sa_family == AF_LINK) 763 sdl = (const struct sockaddr_dl *) ifa->ifa_addr; 764 if (p && strcmp(p, ifa->ifa_name) == 0) 765 continue; 766 if (strlcpy(name, ifa->ifa_name, sizeof(name)) >= sizeof(name)) 767 continue; 768 p = ifa->ifa_name; 769 770 if (getinfo(&paifr) < 0) 771 continue; 772 if (bflag && (ifa->ifa_flags & IFF_BROADCAST) == 0) 773 continue; 774 if (dflag && (ifa->ifa_flags & IFF_UP) != 0) 775 continue; 776 if (uflag && (ifa->ifa_flags & IFF_UP) == 0) 777 continue; 778 779 if (sflag && carrier()) 780 continue; 781 idx++; 782 /* 783 * Are we just listing the interfaces? 784 */ 785 if (lflag) { 786 if (idx > 1) 787 printf(" "); 788 fputs(name, stdout); 789 continue; 790 } 791 792 status(sdl); 793 sdl = NULL; 794 } 795 if (lflag) 796 printf("\n"); 797 freeifaddrs(ifap); 798 } 799 800 void 801 list_cloners(void) 802 { 803 struct if_clonereq ifcr; 804 char *cp, *buf; 805 int idx; 806 807 memset(&ifcr, 0, sizeof(ifcr)); 808 809 getsock(AF_INET); 810 811 if (ioctl(s, SIOCIFGCLONERS, &ifcr) == -1) 812 err(EXIT_FAILURE, "SIOCIFGCLONERS for count"); 813 814 buf = malloc(ifcr.ifcr_total * IFNAMSIZ); 815 if (buf == NULL) 816 err(EXIT_FAILURE, "unable to allocate cloner name buffer"); 817 818 ifcr.ifcr_count = ifcr.ifcr_total; 819 ifcr.ifcr_buffer = buf; 820 821 if (ioctl(s, SIOCIFGCLONERS, &ifcr) == -1) 822 err(EXIT_FAILURE, "SIOCIFGCLONERS for names"); 823 824 /* 825 * In case some disappeared in the mean time, clamp it down. 826 */ 827 if (ifcr.ifcr_count > ifcr.ifcr_total) 828 ifcr.ifcr_count = ifcr.ifcr_total; 829 830 for (cp = buf, idx = 0; idx < ifcr.ifcr_count; idx++, cp += IFNAMSIZ) { 831 if (idx > 0) 832 printf(" "); 833 printf("%s", cp); 834 } 835 836 printf("\n"); 837 free(buf); 838 return; 839 } 840 841 /*ARGSUSED*/ 842 void 843 clone_create(const char *addr, int param) 844 { 845 846 /* We're called early... */ 847 getsock(AF_INET); 848 849 (void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 850 if (ioctl(s, SIOCIFCREATE, &ifr) == -1) 851 err(EXIT_FAILURE, "SIOCIFCREATE"); 852 } 853 854 /*ARGSUSED*/ 855 void 856 clone_destroy(const char *addr, int param) 857 { 858 859 (void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 860 if (ioctl(s, SIOCIFDESTROY, &ifr) == -1) 861 err(EXIT_FAILURE, "SIOCIFDESTROY"); 862 } 863 864 #define RIDADDR 0 865 #define ADDR 1 866 #define MASK 2 867 #define DSTADDR 3 868 869 /*ARGSUSED*/ 870 void 871 setifaddr(const char *addr, int param) 872 { 873 struct ifreq *siifr; /* XXX */ 874 875 /* 876 * Delay the ioctl to set the interface addr until flags are all set. 877 * The address interpretation may depend on the flags, 878 * and the flags may change when the address is set. 879 */ 880 setaddr++; 881 if (newaddr == -1) 882 newaddr = 1; 883 if (doalias == 0 && afp->af_gifaddr != 0) { 884 siifr = (struct ifreq *)afp->af_ridreq; 885 (void) strncpy(siifr->ifr_name, name, sizeof(siifr->ifr_name)); 886 siifr->ifr_addr.sa_family = afp->af_af; 887 if (ioctl(s, afp->af_gifaddr, afp->af_ridreq) == 0) 888 clearaddr = 1; 889 else if (errno == EADDRNOTAVAIL) 890 /* No address was assigned yet. */ 891 ; 892 else 893 err(EXIT_FAILURE, "SIOCGIFADDR"); 894 } 895 896 (*afp->af_getaddr)(addr, (doalias >= 0 ? ADDR : RIDADDR)); 897 } 898 899 void 900 settunnel(const char *src, const char *dst) 901 { 902 struct addrinfo hints, *srcres, *dstres; 903 int ecode; 904 struct if_laddrreq req; 905 906 memset(&hints, 0, sizeof(hints)); 907 hints.ai_family = afp->af_af; 908 hints.ai_socktype = SOCK_DGRAM; /*dummy*/ 909 910 if ((ecode = getaddrinfo(src, NULL, &hints, &srcres)) != 0) 911 errx(EXIT_FAILURE, "error in parsing address string: %s", 912 gai_strerror(ecode)); 913 914 if ((ecode = getaddrinfo(dst, NULL, &hints, &dstres)) != 0) 915 errx(EXIT_FAILURE, "error in parsing address string: %s", 916 gai_strerror(ecode)); 917 918 if (srcres->ai_addr->sa_family != dstres->ai_addr->sa_family) 919 errx(EXIT_FAILURE, 920 "source and destination address families do not match"); 921 922 if (srcres->ai_addrlen > sizeof(req.addr) || 923 dstres->ai_addrlen > sizeof(req.dstaddr)) 924 errx(EXIT_FAILURE, "invalid sockaddr"); 925 926 memset(&req, 0, sizeof(req)); 927 strncpy(req.iflr_name, name, sizeof(req.iflr_name)); 928 memcpy(&req.addr, srcres->ai_addr, srcres->ai_addrlen); 929 memcpy(&req.dstaddr, dstres->ai_addr, dstres->ai_addrlen); 930 931 #ifdef INET6 932 if (req.addr.ss_family == AF_INET6) { 933 struct sockaddr_in6 *s6, *d; 934 935 s6 = (struct sockaddr_in6 *)&req.addr; 936 d = (struct sockaddr_in6 *)&req.dstaddr; 937 if (s6->sin6_scope_id != d->sin6_scope_id) { 938 errx(EXIT_FAILURE, "scope mismatch"); 939 /* NOTREACHED */ 940 } 941 #ifdef __KAME__ 942 /* embed scopeid */ 943 if (s6->sin6_scope_id && 944 (IN6_IS_ADDR_LINKLOCAL(&s6->sin6_addr) || 945 IN6_IS_ADDR_MC_LINKLOCAL(&s6->sin6_addr))) { 946 *(u_int16_t *)&s6->sin6_addr.s6_addr[2] = 947 htons(s6->sin6_scope_id); 948 } 949 if (d->sin6_scope_id && 950 (IN6_IS_ADDR_LINKLOCAL(&d->sin6_addr) || 951 IN6_IS_ADDR_MC_LINKLOCAL(&d->sin6_addr))) { 952 *(u_int16_t *)&d->sin6_addr.s6_addr[2] = 953 htons(d->sin6_scope_id); 954 } 955 #endif 956 } 957 #endif 958 959 if (ioctl(s, SIOCSLIFPHYADDR, &req) == -1) 960 warn("SIOCSLIFPHYADDR"); 961 962 freeaddrinfo(srcres); 963 freeaddrinfo(dstres); 964 } 965 966 /* ARGSUSED */ 967 void 968 deletetunnel(const char *vname, int param) 969 { 970 971 if (ioctl(s, SIOCDIFPHYADDR, &ifr) == -1) 972 err(EXIT_FAILURE, "SIOCDIFPHYADDR"); 973 } 974 975 void 976 setifnetmask(const char *addr, int d) 977 { 978 (*afp->af_getaddr)(addr, MASK); 979 } 980 981 void 982 setifbroadaddr(const char *addr, int d) 983 { 984 (*afp->af_getaddr)(addr, DSTADDR); 985 } 986 987 void 988 setifipdst(const char *addr, int d) 989 { 990 in_getaddr(addr, DSTADDR); 991 setipdst++; 992 clearaddr = 0; 993 newaddr = 0; 994 } 995 996 #define rqtosa(x) (&(((struct ifreq *)(afp->x))->ifr_addr)) 997 /*ARGSUSED*/ 998 void 999 notealias(const char *addr, int param) 1000 { 1001 if (setaddr && doalias == 0 && param < 0) 1002 (void) memcpy(rqtosa(af_ridreq), rqtosa(af_addreq), 1003 rqtosa(af_addreq)->sa_len); 1004 doalias = param; 1005 if (param < 0) { 1006 clearaddr = 1; 1007 newaddr = 0; 1008 conflicting++; 1009 } else { 1010 clearaddr = 0; 1011 conflicting++; 1012 } 1013 } 1014 1015 /*ARGSUSED*/ 1016 void 1017 notrailers(const char *vname, int value) 1018 { 1019 puts("Note: trailers are no longer sent, but always received"); 1020 } 1021 1022 /*ARGSUSED*/ 1023 void 1024 setifdstaddr(const char *addr, int param) 1025 { 1026 (*afp->af_getaddr)(addr, DSTADDR); 1027 } 1028 1029 void 1030 setifflags(const char *vname, int value) 1031 { 1032 struct ifreq ifreq; 1033 1034 (void) strncpy(ifreq.ifr_name, name, sizeof(ifreq.ifr_name)); 1035 if (ioctl(s, SIOCGIFFLAGS, &ifreq) == -1) 1036 err(EXIT_FAILURE, "SIOCGIFFLAGS"); 1037 flags = ifreq.ifr_flags; 1038 1039 if (value < 0) { 1040 value = -value; 1041 flags &= ~value; 1042 } else 1043 flags |= value; 1044 ifreq.ifr_flags = flags; 1045 if (ioctl(s, SIOCSIFFLAGS, &ifreq) == -1) 1046 err(EXIT_FAILURE, "SIOCSIFFLAGS"); 1047 } 1048 1049 void 1050 setifcaps(const char *vname, int value) 1051 { 1052 1053 if (value < 0) { 1054 value = -value; 1055 g_ifcr.ifcr_capenable &= ~value; 1056 } else 1057 g_ifcr.ifcr_capenable |= value; 1058 1059 g_ifcr_updated = 1; 1060 } 1061 1062 #ifdef INET6 1063 void 1064 setia6flags(const char *vname, int value) 1065 { 1066 1067 if (value < 0) { 1068 value = -value; 1069 in6_addreq.ifra_flags &= ~value; 1070 } else 1071 in6_addreq.ifra_flags |= value; 1072 } 1073 1074 void 1075 setia6pltime(const char *val, int d) 1076 { 1077 1078 setia6lifetime("pltime", val); 1079 } 1080 1081 void 1082 setia6vltime(const char *val, int d) 1083 { 1084 1085 setia6lifetime("vltime", val); 1086 } 1087 1088 void 1089 setia6lifetime(const char *cmd, const char *val) 1090 { 1091 time_t newval, t; 1092 char *ep; 1093 1094 t = time(NULL); 1095 newval = (time_t)strtoul(val, &ep, 0); 1096 if (val == ep) 1097 errx(EXIT_FAILURE, "invalid %s", cmd); 1098 if (afp->af_af != AF_INET6) 1099 errx(EXIT_FAILURE, "%s not allowed for the AF", cmd); 1100 if (strcmp(cmd, "vltime") == 0) { 1101 in6_addreq.ifra_lifetime.ia6t_expire = t + newval; 1102 in6_addreq.ifra_lifetime.ia6t_vltime = newval; 1103 } else if (strcmp(cmd, "pltime") == 0) { 1104 in6_addreq.ifra_lifetime.ia6t_preferred = t + newval; 1105 in6_addreq.ifra_lifetime.ia6t_pltime = newval; 1106 } 1107 } 1108 1109 void 1110 setia6eui64(const char *cmd, int val) 1111 { 1112 struct ifaddrs *ifap, *ifa; 1113 const struct sockaddr_in6 *sin6 = NULL; 1114 const struct in6_addr *lladdr = NULL; 1115 struct in6_addr *in6; 1116 1117 if (afp->af_af != AF_INET6) 1118 errx(EXIT_FAILURE, "%s not allowed for the AF", cmd); 1119 in6 = (struct in6_addr *)&in6_addreq.ifra_addr.sin6_addr; 1120 if (memcmp(&in6addr_any.s6_addr[8], &in6->s6_addr[8], 8) != 0) 1121 errx(EXIT_FAILURE, "interface index is already filled"); 1122 if (getifaddrs(&ifap) != 0) 1123 err(EXIT_FAILURE, "getifaddrs"); 1124 for (ifa = ifap; ifa; ifa = ifa->ifa_next) { 1125 if (ifa->ifa_addr->sa_family == AF_INET6 && 1126 strcmp(ifa->ifa_name, name) == 0) { 1127 sin6 = (const struct sockaddr_in6 *)ifa->ifa_addr; 1128 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 1129 lladdr = &sin6->sin6_addr; 1130 break; 1131 } 1132 } 1133 } 1134 if (!lladdr) 1135 errx(EXIT_FAILURE, "could not determine link local address"); 1136 1137 memcpy(&in6->s6_addr[8], &lladdr->s6_addr[8], 8); 1138 1139 freeifaddrs(ifap); 1140 } 1141 #endif 1142 1143 void 1144 setifmetric(const char *val, int d) 1145 { 1146 char *ep = NULL; 1147 1148 (void) strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); 1149 ifr.ifr_metric = strtoul(val, &ep, 10); 1150 if (!ep || *ep) 1151 errx(EXIT_FAILURE, "%s: invalid metric", val); 1152 if (ioctl(s, SIOCSIFMETRIC, &ifr) == -1) 1153 warn("SIOCSIFMETRIC"); 1154 } 1155 1156 void 1157 setifmtu(const char *val, int d) 1158 { 1159 char *ep = NULL; 1160 1161 (void)strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 1162 ifr.ifr_mtu = strtoul(val, &ep, 10); 1163 if (!ep || *ep) 1164 errx(EXIT_FAILURE, "%s: invalid mtu", val); 1165 if (ioctl(s, SIOCSIFMTU, &ifr) == -1) 1166 warn("SIOCSIFMTU"); 1167 } 1168 1169 const char * 1170 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp) 1171 { 1172 int len; 1173 int hexstr; 1174 u_int8_t *p; 1175 1176 len = *lenp; 1177 p = buf; 1178 hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x'); 1179 if (hexstr) 1180 val += 2; 1181 for (;;) { 1182 if (*val == '\0') 1183 break; 1184 if (sep != NULL && strchr(sep, *val) != NULL) { 1185 val++; 1186 break; 1187 } 1188 if (hexstr) { 1189 if (!isxdigit((u_char)val[0]) || 1190 !isxdigit((u_char)val[1])) { 1191 warnx("bad hexadecimal digits"); 1192 return NULL; 1193 } 1194 } 1195 if (p > buf + len) { 1196 if (hexstr) 1197 warnx("hexadecimal digits too long"); 1198 else 1199 warnx("strings too long"); 1200 return NULL; 1201 } 1202 if (hexstr) { 1203 #define tohex(x) (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10) 1204 *p++ = (tohex((u_char)val[0]) << 4) | 1205 tohex((u_char)val[1]); 1206 #undef tohex 1207 val += 2; 1208 } else 1209 *p++ = *val++; 1210 } 1211 len = p - buf; 1212 if (len < *lenp) 1213 memset(p, 0, *lenp - len); 1214 *lenp = len; 1215 return val; 1216 } 1217 1218 void 1219 print_string(const u_int8_t *buf, int len) 1220 { 1221 int i; 1222 int hasspc; 1223 1224 i = 0; 1225 hasspc = 0; 1226 if (len < 2 || buf[0] != '0' || tolower(buf[1]) != 'x') { 1227 for (; i < len; i++) { 1228 if (!isprint(buf[i])) 1229 break; 1230 if (isspace(buf[i])) 1231 hasspc++; 1232 } 1233 } 1234 if (i == len) { 1235 if (hasspc || len == 0) 1236 printf("\"%.*s\"", len, buf); 1237 else 1238 printf("%.*s", len, buf); 1239 } else { 1240 printf("0x"); 1241 for (i = 0; i < len; i++) 1242 printf("%02x", buf[i]); 1243 } 1244 } 1245 1246 void 1247 setifnwid(const char *val, int d) 1248 { 1249 struct ieee80211_nwid nwid; 1250 int len; 1251 1252 len = sizeof(nwid.i_nwid); 1253 if (get_string(val, NULL, nwid.i_nwid, &len) == NULL) 1254 return; 1255 nwid.i_len = len; 1256 (void)strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 1257 ifr.ifr_data = (void *)&nwid; 1258 if (ioctl(s, SIOCS80211NWID, &ifr) == -1) 1259 warn("SIOCS80211NWID"); 1260 } 1261 1262 void 1263 setifbssid(const char *val, int d) 1264 { 1265 struct ieee80211_bssid bssid; 1266 struct ether_addr *ea; 1267 1268 if (d != 0) { 1269 /* no BSSID is especially desired */ 1270 memset(&bssid.i_bssid, 0, sizeof(bssid.i_bssid)); 1271 } else { 1272 ea = ether_aton(val); 1273 if (ea == NULL) { 1274 warnx("malformed BSSID: %s", val); 1275 return; 1276 } 1277 memcpy(&bssid.i_bssid, ea->ether_addr_octet, 1278 sizeof(bssid.i_bssid)); 1279 } 1280 (void)strncpy(bssid.i_name, name, sizeof(bssid.i_name)); 1281 if (ioctl(s, SIOCS80211BSSID, &bssid) == -1) 1282 warn("SIOCS80211BSSID"); 1283 } 1284 1285 void 1286 setifchan(const char *val, int d) 1287 { 1288 struct ieee80211chanreq channel; 1289 int chan; 1290 1291 if (d != 0) 1292 chan = IEEE80211_CHAN_ANY; 1293 else { 1294 chan = atoi(val); 1295 if (chan < 0 || chan > 0xffff) { 1296 warnx("invalid channel: %s", val); 1297 return; 1298 } 1299 } 1300 1301 (void)strncpy(channel.i_name, name, sizeof(channel.i_name)); 1302 channel.i_channel = (u_int16_t) chan; 1303 if (ioctl(s, SIOCS80211CHANNEL, &channel) == -1) 1304 warn("SIOCS80211CHANNEL"); 1305 } 1306 1307 void 1308 setifnwkey(const char *val, int d) 1309 { 1310 struct ieee80211_nwkey nwkey; 1311 int i; 1312 u_int8_t keybuf[IEEE80211_WEP_NKID][16]; 1313 1314 nwkey.i_wepon = IEEE80211_NWKEY_WEP; 1315 nwkey.i_defkid = 1; 1316 for (i = 0; i < IEEE80211_WEP_NKID; i++) { 1317 nwkey.i_key[i].i_keylen = sizeof(keybuf[i]); 1318 nwkey.i_key[i].i_keydat = keybuf[i]; 1319 } 1320 if (d != 0) { 1321 /* disable WEP encryption */ 1322 nwkey.i_wepon = 0; 1323 i = 0; 1324 } else if (strcasecmp("persist", val) == 0) { 1325 /* use all values from persistent memory */ 1326 nwkey.i_wepon |= IEEE80211_NWKEY_PERSIST; 1327 nwkey.i_defkid = 0; 1328 for (i = 0; i < IEEE80211_WEP_NKID; i++) 1329 nwkey.i_key[i].i_keylen = -1; 1330 } else if (strncasecmp("persist:", val, 8) == 0) { 1331 val += 8; 1332 /* program keys in persistent memory */ 1333 nwkey.i_wepon |= IEEE80211_NWKEY_PERSIST; 1334 goto set_nwkey; 1335 } else { 1336 set_nwkey: 1337 if (isdigit((unsigned char)val[0]) && val[1] == ':') { 1338 /* specifying a full set of four keys */ 1339 nwkey.i_defkid = val[0] - '0'; 1340 val += 2; 1341 for (i = 0; i < IEEE80211_WEP_NKID; i++) { 1342 val = get_string(val, ",", keybuf[i], 1343 &nwkey.i_key[i].i_keylen); 1344 if (val == NULL) 1345 return; 1346 } 1347 if (*val != '\0') { 1348 warnx("SIOCS80211NWKEY: too many keys."); 1349 return; 1350 } 1351 } else { 1352 val = get_string(val, NULL, keybuf[0], 1353 &nwkey.i_key[0].i_keylen); 1354 if (val == NULL) 1355 return; 1356 i = 1; 1357 } 1358 } 1359 for (; i < IEEE80211_WEP_NKID; i++) 1360 nwkey.i_key[i].i_keylen = 0; 1361 (void)strncpy(nwkey.i_name, name, sizeof(nwkey.i_name)); 1362 if (ioctl(s, SIOCS80211NWKEY, &nwkey) == -1) 1363 warn("SIOCS80211NWKEY"); 1364 } 1365 1366 void 1367 setifpowersave(const char *val, int d) 1368 { 1369 struct ieee80211_power power; 1370 1371 (void)strncpy(power.i_name, name, sizeof(power.i_name)); 1372 if (ioctl(s, SIOCG80211POWER, &power) == -1) { 1373 warn("SIOCG80211POWER"); 1374 return; 1375 } 1376 1377 power.i_enabled = d; 1378 if (ioctl(s, SIOCS80211POWER, &power) == -1) 1379 warn("SIOCS80211POWER"); 1380 } 1381 1382 void 1383 setifpowersavesleep(const char *val, int d) 1384 { 1385 struct ieee80211_power power; 1386 1387 (void)strncpy(power.i_name, name, sizeof(power.i_name)); 1388 if (ioctl(s, SIOCG80211POWER, &power) == -1) { 1389 warn("SIOCG80211POWER"); 1390 return; 1391 } 1392 1393 power.i_maxsleep = atoi(val); 1394 if (ioctl(s, SIOCS80211POWER, &power) == -1) 1395 warn("SIOCS80211POWER"); 1396 } 1397 1398 void 1399 ieee80211_statistics(void) 1400 { 1401 struct ieee80211_stats stats; 1402 1403 memset(&ifr, 0, sizeof(ifr)); 1404 ifr.ifr_data = (caddr_t)&stats; 1405 (void)strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 1406 if (ioctl(s, (zflag) ? SIOCG80211ZSTATS : SIOCG80211STATS, 1407 (caddr_t)&ifr) == -1) 1408 return; 1409 #define RX_PRINT(desc, member) printf("\trx " desc ": %u\n", stats.member) 1410 #define TX_PRINT(desc, member) printf("\ttx " desc ": %u\n", stats.member) 1411 1412 RX_PRINT("too short", is_rx_tooshort); 1413 RX_PRINT("bad version", is_rx_badversion); 1414 RX_PRINT("wrong bss", is_rx_wrongbss); 1415 RX_PRINT("duplicate", is_rx_dup); 1416 RX_PRINT("wrong direction", is_rx_wrongdir); 1417 RX_PRINT("multicast echo", is_rx_mcastecho); 1418 RX_PRINT("STA not associated", is_rx_notassoc); 1419 RX_PRINT("WEP-encrypted but WEP not configured", is_rx_nowep); 1420 RX_PRINT("WEP processing failed", is_rx_wepfail); 1421 #if 0 1422 RX_PRINT("single (M)MSDU, both WEP/non-WEP fragments", is_rx_wepmix); 1423 RX_PRINT("non-consecutive fragments", is_rx_fragorder); 1424 #endif 1425 RX_PRINT("decapsulation failed", is_rx_decap); 1426 RX_PRINT("management-type discarded", is_rx_mgtdiscard); 1427 RX_PRINT("control-type discarded", is_rx_ctl); 1428 RX_PRINT("truncated rate set", is_rx_rstoobig); 1429 RX_PRINT("beacon/prresp element missing", is_rx_elem_missing); 1430 RX_PRINT("beacon/prresp element too big", is_rx_elem_toobig); 1431 RX_PRINT("beacon/prresp element too small", is_rx_elem_toosmall); 1432 RX_PRINT("beacon/prresp element unknown", is_rx_elem_unknown); 1433 RX_PRINT("invalid channel", is_rx_badchan); 1434 RX_PRINT("channel mismatch", is_rx_chanmismatch); 1435 RX_PRINT("failed node allocation", is_rx_nodealloc); 1436 RX_PRINT("SSID mismatch", is_rx_ssidmismatch); 1437 RX_PRINT("unsupported authentication algor.", is_rx_auth_unsupported); 1438 RX_PRINT("STA authentication failure", is_rx_auth_fail); 1439 RX_PRINT("association for wrong bss", is_rx_assoc_bss); 1440 RX_PRINT("association without authenication", is_rx_assoc_notauth); 1441 RX_PRINT("association capability mismatch", is_rx_assoc_capmismatch); 1442 RX_PRINT("association without rate match", is_rx_assoc_norate); 1443 RX_PRINT("deauthentication", is_rx_deauth); 1444 RX_PRINT("disassocation", is_rx_disassoc); 1445 RX_PRINT("unknown subtype", is_rx_badsubtype); 1446 RX_PRINT("failed, mbuf unavailable", is_rx_nombuf); 1447 RX_PRINT("failed, bad ICV", is_rx_decryptcrc); 1448 RX_PRINT("discard mgmt frame in ad-hoc demo mode", is_rx_ahdemo_mgt); 1449 RX_PRINT("bad authentication", is_rx_bad_auth); 1450 TX_PRINT("failed, mbuf unavailable", is_tx_nombuf); 1451 TX_PRINT("failed, no node", is_tx_nonode); 1452 TX_PRINT("unknown mgmt frame", is_tx_unknownmgt); 1453 printf("\tactive scans: %u\n", stats.is_scan_active); 1454 printf("\tpassive scans: %u\n", stats.is_scan_passive); 1455 printf("\tnodes timed-out for inactivity: %u\n", 1456 stats.is_node_timeout); 1457 printf("\tcrypto context memory unavailable: %u\n", 1458 stats.is_crypto_nomem); 1459 } 1460 1461 void 1462 ieee80211_status(void) 1463 { 1464 int i, nwkey_verbose; 1465 struct ieee80211_nwid nwid; 1466 struct ieee80211_nwkey nwkey; 1467 struct ieee80211_power power; 1468 u_int8_t keybuf[IEEE80211_WEP_NKID][16]; 1469 struct ieee80211_bssid bssid; 1470 struct ieee80211chanreq channel; 1471 struct ether_addr ea; 1472 static const u_int8_t zero_macaddr[IEEE80211_ADDR_LEN]; 1473 1474 memset(&ifr, 0, sizeof(ifr)); 1475 ifr.ifr_data = (void *)&nwid; 1476 (void)strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 1477 if (ioctl(s, SIOCG80211NWID, &ifr) == -1) 1478 return; 1479 if (nwid.i_len > IEEE80211_NWID_LEN) { 1480 warnx("SIOCG80211NWID: wrong length of nwid (%d)", nwid.i_len); 1481 return; 1482 } 1483 printf("\tssid "); 1484 print_string(nwid.i_nwid, nwid.i_len); 1485 memset(&nwkey, 0, sizeof(nwkey)); 1486 (void)strncpy(nwkey.i_name, name, sizeof(nwkey.i_name)); 1487 /* show nwkey only when WEP is enabled */ 1488 if (ioctl(s, SIOCG80211NWKEY, &nwkey) == -1 || 1489 nwkey.i_wepon == 0) { 1490 printf("\n"); 1491 goto skip_wep; 1492 } 1493 1494 printf(" nwkey "); 1495 /* try to retrieve WEP keys */ 1496 for (i = 0; i < IEEE80211_WEP_NKID; i++) { 1497 nwkey.i_key[i].i_keydat = keybuf[i]; 1498 nwkey.i_key[i].i_keylen = sizeof(keybuf[i]); 1499 } 1500 if (ioctl(s, SIOCG80211NWKEY, &nwkey) == -1) { 1501 printf("*****"); 1502 } else { 1503 nwkey_verbose = 0; 1504 /* check to see non default key or multiple keys defined */ 1505 if (nwkey.i_defkid != 1) { 1506 nwkey_verbose = 1; 1507 } else { 1508 for (i = 1; i < IEEE80211_WEP_NKID; i++) { 1509 if (nwkey.i_key[i].i_keylen != 0) { 1510 nwkey_verbose = 1; 1511 break; 1512 } 1513 } 1514 } 1515 /* check extra ambiguity with keywords */ 1516 if (!nwkey_verbose) { 1517 if (nwkey.i_key[0].i_keylen >= 2 && 1518 isdigit(nwkey.i_key[0].i_keydat[0]) && 1519 nwkey.i_key[0].i_keydat[1] == ':') 1520 nwkey_verbose = 1; 1521 else if (nwkey.i_key[0].i_keylen >= 7 && 1522 strncasecmp("persist", nwkey.i_key[0].i_keydat, 7) 1523 == 0) 1524 nwkey_verbose = 1; 1525 } 1526 if (nwkey_verbose) 1527 printf("%d:", nwkey.i_defkid); 1528 for (i = 0; i < IEEE80211_WEP_NKID; i++) { 1529 if (i > 0) 1530 printf(","); 1531 if (nwkey.i_key[i].i_keylen < 0) 1532 printf("persist"); 1533 else 1534 print_string(nwkey.i_key[i].i_keydat, 1535 nwkey.i_key[i].i_keylen); 1536 if (!nwkey_verbose) 1537 break; 1538 } 1539 } 1540 printf("\n"); 1541 1542 skip_wep: 1543 (void)strncpy(power.i_name, name, sizeof(power.i_name)); 1544 if (ioctl(s, SIOCG80211POWER, &power) == -1) 1545 goto skip_power; 1546 printf("\tpowersave "); 1547 if (power.i_enabled) 1548 printf("on (%dms sleep)", power.i_maxsleep); 1549 else 1550 printf("off"); 1551 printf("\n"); 1552 1553 skip_power: 1554 (void)strncpy(bssid.i_name, name, sizeof(bssid.i_name)); 1555 if (ioctl(s, SIOCG80211BSSID, &bssid) == -1) 1556 return; 1557 (void)strncpy(channel.i_name, name, sizeof(channel.i_name)); 1558 if (ioctl(s, SIOCG80211CHANNEL, &channel) == -1) 1559 return; 1560 if (memcmp(bssid.i_bssid, zero_macaddr, IEEE80211_ADDR_LEN) == 0) { 1561 if (channel.i_channel != (u_int16_t)-1) 1562 printf("\tchan %d\n", channel.i_channel); 1563 } else { 1564 memcpy(ea.ether_addr_octet, bssid.i_bssid, 1565 sizeof(ea.ether_addr_octet)); 1566 printf("\tbssid %s", ether_ntoa(&ea)); 1567 if (channel.i_channel != IEEE80211_CHAN_ANY) 1568 printf(" chan %d", channel.i_channel); 1569 printf("\n"); 1570 } 1571 } 1572 1573 static void 1574 media_error(int type, const char *val, const char *opt) 1575 { 1576 errx(EXIT_FAILURE, "unknown %s media %s: %s", 1577 get_media_type_string(type), opt, val); 1578 } 1579 1580 void 1581 init_current_media(void) 1582 { 1583 struct ifmediareq ifmr; 1584 1585 /* 1586 * If we have not yet done so, grab the currently-selected 1587 * media. 1588 */ 1589 if ((actions & (A_MEDIA|A_MEDIAOPT|A_MEDIAMODE)) == 0) { 1590 (void) memset(&ifmr, 0, sizeof(ifmr)); 1591 (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); 1592 1593 if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) { 1594 /* 1595 * If we get E2BIG, the kernel is telling us 1596 * that there are more, so we can ignore it. 1597 */ 1598 if (errno != E2BIG) 1599 err(EXIT_FAILURE, "SGIOCGIFMEDIA"); 1600 } 1601 1602 media_current = ifmr.ifm_current; 1603 } 1604 1605 /* Sanity. */ 1606 if (IFM_TYPE(media_current) == 0) 1607 errx(EXIT_FAILURE, "%s: no link type?", name); 1608 } 1609 1610 void 1611 process_media_commands(void) 1612 { 1613 1614 if ((actions & (A_MEDIA|A_MEDIAOPT|A_MEDIAMODE)) == 0) { 1615 /* Nothing to do. */ 1616 return; 1617 } 1618 1619 /* 1620 * Media already set up, and commands sanity-checked. Set/clear 1621 * any options, and we're ready to go. 1622 */ 1623 media_current |= mediaopt_set; 1624 media_current &= ~mediaopt_clear; 1625 1626 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 1627 ifr.ifr_media = media_current; 1628 1629 if (ioctl(s, SIOCSIFMEDIA, &ifr) == -1) 1630 err(EXIT_FAILURE, "SIOCSIFMEDIA"); 1631 } 1632 1633 void 1634 setmedia(const char *val, int d) 1635 { 1636 int type, subtype, inst; 1637 1638 init_current_media(); 1639 1640 /* Only one media command may be given. */ 1641 if (actions & A_MEDIA) 1642 errx(EXIT_FAILURE, "only one `media' command may be issued"); 1643 1644 /* Must not come after mode commands */ 1645 if (actions & A_MEDIAMODE) 1646 errx(EXIT_FAILURE, 1647 "may not issue `media' after `mode' commands"); 1648 1649 /* Must not come after mediaopt commands */ 1650 if (actions & A_MEDIAOPT) 1651 errx(EXIT_FAILURE, 1652 "may not issue `media' after `mediaopt' commands"); 1653 1654 /* 1655 * No need to check if `instance' has been issued; setmediainst() 1656 * craps out if `media' has not been specified. 1657 */ 1658 1659 type = IFM_TYPE(media_current); 1660 inst = IFM_INST(media_current); 1661 1662 /* Look up the subtype. */ 1663 subtype = get_media_subtype(type, val); 1664 if (subtype == -1) 1665 media_error(type, val, "subtype"); 1666 1667 /* Build the new current media word. */ 1668 media_current = IFM_MAKEWORD(type, subtype, 0, inst); 1669 1670 /* Media will be set after other processing is complete. */ 1671 } 1672 1673 void 1674 setmediaopt(const char *val, int d) 1675 { 1676 char *invalid; 1677 1678 init_current_media(); 1679 1680 /* Can only issue `mediaopt' once. */ 1681 if (actions & A_MEDIAOPTSET) 1682 errx(EXIT_FAILURE, "only one `mediaopt' command may be issued"); 1683 1684 /* Can't issue `mediaopt' if `instance' has already been issued. */ 1685 if (actions & A_MEDIAINST) 1686 errx(EXIT_FAILURE, "may not issue `mediaopt' after `instance'"); 1687 1688 mediaopt_set = get_media_options(media_current, val, &invalid); 1689 if (mediaopt_set == -1) 1690 media_error(media_current, invalid, "option"); 1691 1692 /* Media will be set after other processing is complete. */ 1693 } 1694 1695 void 1696 unsetmediaopt(const char *val, int d) 1697 { 1698 char *invalid; 1699 1700 init_current_media(); 1701 1702 /* Can only issue `-mediaopt' once. */ 1703 if (actions & A_MEDIAOPTCLR) 1704 errx(EXIT_FAILURE, 1705 "only one `-mediaopt' command may be issued"); 1706 1707 /* May not issue `media' and `-mediaopt'. */ 1708 if (actions & A_MEDIA) 1709 errx(EXIT_FAILURE, 1710 "may not issue both `media' and `-mediaopt'"); 1711 1712 /* 1713 * No need to check for A_MEDIAINST, since the test for A_MEDIA 1714 * implicitly checks for A_MEDIAINST. 1715 */ 1716 1717 mediaopt_clear = get_media_options(media_current, val, &invalid); 1718 if (mediaopt_clear == -1) 1719 media_error(media_current, invalid, "option"); 1720 1721 /* Media will be set after other processing is complete. */ 1722 } 1723 1724 void 1725 setmediainst(const char *val, int d) 1726 { 1727 int type, subtype, options, inst; 1728 1729 init_current_media(); 1730 1731 /* Can only issue `instance' once. */ 1732 if (actions & A_MEDIAINST) 1733 errx(EXIT_FAILURE, "only one `instance' command may be issued"); 1734 1735 /* Must have already specified `media' */ 1736 if ((actions & A_MEDIA) == 0) 1737 errx(EXIT_FAILURE, "must specify `media' before `instance'"); 1738 1739 type = IFM_TYPE(media_current); 1740 subtype = IFM_SUBTYPE(media_current); 1741 options = IFM_OPTIONS(media_current); 1742 1743 inst = atoi(val); 1744 if (inst < 0 || inst > IFM_INST_MAX) 1745 errx(EXIT_FAILURE, "invalid media instance: %s", val); 1746 1747 media_current = IFM_MAKEWORD(type, subtype, options, inst); 1748 1749 /* Media will be set after other processing is complete. */ 1750 } 1751 1752 void 1753 setmediamode(const char *val, int d) 1754 { 1755 int type, subtype, options, inst, mode; 1756 1757 init_current_media(); 1758 1759 /* Can only issue `mode' once. */ 1760 if (actions & A_MEDIAMODE) 1761 errx(EXIT_FAILURE, "only one `mode' command may be issued"); 1762 1763 type = IFM_TYPE(media_current); 1764 subtype = IFM_SUBTYPE(media_current); 1765 options = IFM_OPTIONS(media_current); 1766 inst = IFM_INST(media_current); 1767 1768 mode = get_media_mode(type, val); 1769 if (mode == -1) 1770 media_error(type, val, "mode"); 1771 1772 media_current = IFM_MAKEWORD(type, subtype, options, inst) | mode; 1773 1774 /* Media will be set after other processing is complete. */ 1775 } 1776 1777 void 1778 print_media_word(int ifmw, const char *opt_sep) 1779 { 1780 const char *str; 1781 1782 printf("%s", get_media_subtype_string(ifmw)); 1783 1784 /* Find mode. */ 1785 if (IFM_MODE(ifmw) != 0) { 1786 str = get_media_mode_string(ifmw); 1787 if (str != NULL) 1788 printf(" mode %s", str); 1789 } 1790 1791 /* Find options. */ 1792 for (; (str = get_media_option_string(&ifmw)) != NULL; opt_sep = ",") 1793 printf("%s%s", opt_sep, str); 1794 1795 if (IFM_INST(ifmw) != 0) 1796 printf(" instance %d", IFM_INST(ifmw)); 1797 } 1798 1799 int 1800 carrier(void) 1801 { 1802 struct ifmediareq ifmr; 1803 1804 (void) memset(&ifmr, 0, sizeof(ifmr)); 1805 (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); 1806 1807 if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) { 1808 /* 1809 * Interface doesn't support SIOC{G,S}IFMEDIA; 1810 * assume ok. 1811 */ 1812 return 0; 1813 } 1814 if ((ifmr.ifm_status & IFM_AVALID) == 0) { 1815 /* 1816 * Interface doesn't report media-valid status. 1817 * assume ok. 1818 */ 1819 return 0; 1820 } 1821 /* otherwise, return ok for active, not-ok if not active. */ 1822 return !(ifmr.ifm_status & IFM_ACTIVE); 1823 } 1824 1825 1826 #define IFFBITS \ 1827 "\020\1UP\2BROADCAST\3DEBUG\4LOOPBACK\5POINTOPOINT\6NOTRAILERS\7RUNNING\10NOARP\ 1828 \11PROMISC\12ALLMULTI\13OACTIVE\14SIMPLEX\15LINK0\16LINK1\17LINK2\20MULTICAST" 1829 1830 #define IFCAPBITS \ 1831 "\020\1IP4CSUM\2TCP4CSUM\3UDP4CSUM\4TCP6CSUM\5UDP6CSUM\6TCP4CSUM_Rx\7UDP4CSUM_Rx\10TSO4" 1832 1833 const int ifm_status_valid_list[] = IFM_STATUS_VALID_LIST; 1834 1835 const struct ifmedia_status_description ifm_status_descriptions[] = 1836 IFM_STATUS_DESCRIPTIONS; 1837 1838 /* 1839 * Print the status of the interface. If an address family was 1840 * specified, show it and it only; otherwise, show them all. 1841 */ 1842 void 1843 status(const struct sockaddr_dl *sdl) 1844 { 1845 struct afswtch *p = afp; 1846 struct ifmediareq ifmr; 1847 struct ifdatareq ifdr; 1848 int *media_list, i; 1849 char hbuf[NI_MAXHOST]; 1850 char fbuf[BUFSIZ]; 1851 1852 (void)snprintb(fbuf, sizeof(fbuf), IFFBITS, flags); 1853 printf("%s: flags=%s", name, &fbuf[2]); 1854 if (metric) 1855 printf(" metric %lu", metric); 1856 if (mtu) 1857 printf(" mtu %lu", mtu); 1858 printf("\n"); 1859 1860 if (g_ifcr.ifcr_capabilities) { 1861 (void)snprintb(fbuf, sizeof(fbuf), IFCAPBITS, 1862 g_ifcr.ifcr_capabilities); 1863 printf("\tcapabilities=%s\n", &fbuf[2]); 1864 (void)snprintb(fbuf, sizeof(fbuf), IFCAPBITS, 1865 g_ifcr.ifcr_capenable); 1866 printf("\tenabled=%s\n", &fbuf[2]); 1867 } 1868 1869 ieee80211_status(); 1870 vlan_status(); 1871 tunnel_status(); 1872 agr_status(); 1873 1874 if (sdl != NULL && 1875 getnameinfo((const struct sockaddr *)sdl, sdl->sdl_len, 1876 hbuf, sizeof(hbuf), NULL, 0, NI_NUMERICHOST) == 0 && 1877 hbuf[0] != '\0') 1878 printf("\taddress: %s\n", hbuf); 1879 1880 (void) memset(&ifmr, 0, sizeof(ifmr)); 1881 (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); 1882 1883 if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) { 1884 /* 1885 * Interface doesn't support SIOC{G,S}IFMEDIA. 1886 */ 1887 goto iface_stats; 1888 } 1889 1890 if (ifmr.ifm_count == 0) { 1891 warnx("%s: no media types?", name); 1892 goto iface_stats; 1893 } 1894 1895 media_list = (int *)malloc(ifmr.ifm_count * sizeof(int)); 1896 if (media_list == NULL) 1897 err(EXIT_FAILURE, "malloc"); 1898 ifmr.ifm_ulist = media_list; 1899 1900 if (ioctl(s, SIOCGIFMEDIA, &ifmr) == -1) 1901 err(EXIT_FAILURE, "SIOCGIFMEDIA"); 1902 1903 printf("\tmedia: %s ", get_media_type_string(ifmr.ifm_current)); 1904 print_media_word(ifmr.ifm_current, " "); 1905 if (ifmr.ifm_active != ifmr.ifm_current) { 1906 printf(" ("); 1907 print_media_word(ifmr.ifm_active, " "); 1908 printf(")"); 1909 } 1910 printf("\n"); 1911 1912 if (ifmr.ifm_status & IFM_STATUS_VALID) { 1913 const struct ifmedia_status_description *ifms; 1914 int bitno, found = 0; 1915 1916 printf("\tstatus: "); 1917 for (bitno = 0; ifm_status_valid_list[bitno] != 0; bitno++) { 1918 for (ifms = ifm_status_descriptions; 1919 ifms->ifms_valid != 0; ifms++) { 1920 if (ifms->ifms_type != 1921 IFM_TYPE(ifmr.ifm_current) || 1922 ifms->ifms_valid != 1923 ifm_status_valid_list[bitno]) 1924 continue; 1925 printf("%s%s", found ? ", " : "", 1926 IFM_STATUS_DESC(ifms, ifmr.ifm_status)); 1927 found = 1; 1928 1929 /* 1930 * For each valid indicator bit, there's 1931 * only one entry for each media type, so 1932 * terminate the inner loop now. 1933 */ 1934 break; 1935 } 1936 } 1937 1938 if (found == 0) 1939 printf("unknown"); 1940 printf("\n"); 1941 } 1942 1943 if (mflag) { 1944 int type, printed_type; 1945 1946 for (type = IFM_NMIN; type <= IFM_NMAX; type += IFM_NMIN) { 1947 for (i = 0, printed_type = 0; i < ifmr.ifm_count; i++) { 1948 if (IFM_TYPE(media_list[i]) != type) 1949 continue; 1950 if (printed_type == 0) { 1951 printf("\tsupported %s media:\n", 1952 get_media_type_string(type)); 1953 printed_type = 1; 1954 } 1955 printf("\t\tmedia "); 1956 print_media_word(media_list[i], " mediaopt "); 1957 printf("\n"); 1958 } 1959 } 1960 } 1961 1962 free(media_list); 1963 1964 iface_stats: 1965 if (!vflag && !zflag) 1966 goto proto_status; 1967 1968 (void) strncpy(ifdr.ifdr_name, name, sizeof(ifdr.ifdr_name)); 1969 1970 if (ioctl(s, zflag ? SIOCZIFDATA:SIOCGIFDATA, &ifdr) == -1) { 1971 err(EXIT_FAILURE, zflag ? "SIOCZIFDATA" : "SIOCGIFDATA"); 1972 } else { 1973 struct if_data * const ifi = &ifdr.ifdr_data; 1974 #define PLURAL(n) ((n) == 1 ? "" : "s") 1975 printf("\tinput: %llu packet%s, %llu byte%s", 1976 (unsigned long long) ifi->ifi_ipackets, 1977 PLURAL(ifi->ifi_ipackets), 1978 (unsigned long long) ifi->ifi_ibytes, 1979 PLURAL(ifi->ifi_ibytes)); 1980 if (ifi->ifi_imcasts) 1981 printf(", %llu multicast%s", 1982 (unsigned long long) ifi->ifi_imcasts, 1983 PLURAL(ifi->ifi_imcasts)); 1984 if (ifi->ifi_ierrors) 1985 printf(", %llu error%s", 1986 (unsigned long long) ifi->ifi_ierrors, 1987 PLURAL(ifi->ifi_ierrors)); 1988 if (ifi->ifi_iqdrops) 1989 printf(", %llu queue drop%s", 1990 (unsigned long long) ifi->ifi_iqdrops, 1991 PLURAL(ifi->ifi_iqdrops)); 1992 if (ifi->ifi_noproto) 1993 printf(", %llu unknown protocol", 1994 (unsigned long long) ifi->ifi_noproto); 1995 printf("\n\toutput: %llu packet%s, %llu byte%s", 1996 (unsigned long long) ifi->ifi_opackets, 1997 PLURAL(ifi->ifi_opackets), 1998 (unsigned long long) ifi->ifi_obytes, 1999 PLURAL(ifi->ifi_obytes)); 2000 if (ifi->ifi_omcasts) 2001 printf(", %llu multicast%s", 2002 (unsigned long long) ifi->ifi_omcasts, 2003 PLURAL(ifi->ifi_omcasts)); 2004 if (ifi->ifi_oerrors) 2005 printf(", %llu error%s", 2006 (unsigned long long) ifi->ifi_oerrors, 2007 PLURAL(ifi->ifi_oerrors)); 2008 if (ifi->ifi_collisions) 2009 printf(", %llu collision%s", 2010 (unsigned long long) ifi->ifi_collisions, 2011 PLURAL(ifi->ifi_collisions)); 2012 printf("\n"); 2013 #undef PLURAL 2014 } 2015 2016 ieee80211_statistics(); 2017 2018 proto_status: 2019 if ((p = afp) != NULL) { 2020 (*p->af_status)(1); 2021 } else for (p = afs; p->af_name; p++) { 2022 ifr.ifr_addr.sa_family = p->af_af; 2023 (*p->af_status)(0); 2024 } 2025 } 2026 2027 void 2028 tunnel_status(void) 2029 { 2030 char psrcaddr[NI_MAXHOST]; 2031 char pdstaddr[NI_MAXHOST]; 2032 const char *ver = ""; 2033 const int niflag = NI_NUMERICHOST; 2034 struct if_laddrreq req; 2035 2036 psrcaddr[0] = pdstaddr[0] = '\0'; 2037 2038 memset(&req, 0, sizeof(req)); 2039 strncpy(req.iflr_name, name, IFNAMSIZ); 2040 if (ioctl(s, SIOCGLIFPHYADDR, &req) == -1) 2041 return; 2042 #ifdef INET6 2043 if (req.addr.ss_family == AF_INET6) 2044 in6_fillscopeid((struct sockaddr_in6 *)&req.addr); 2045 #endif 2046 getnameinfo((struct sockaddr *)&req.addr, req.addr.ss_len, 2047 psrcaddr, sizeof(psrcaddr), 0, 0, niflag); 2048 #ifdef INET6 2049 if (req.addr.ss_family == AF_INET6) 2050 ver = "6"; 2051 #endif 2052 2053 #ifdef INET6 2054 if (req.dstaddr.ss_family == AF_INET6) 2055 in6_fillscopeid((struct sockaddr_in6 *)&req.dstaddr); 2056 #endif 2057 getnameinfo((struct sockaddr *)&req.dstaddr, req.dstaddr.ss_len, 2058 pdstaddr, sizeof(pdstaddr), 0, 0, niflag); 2059 2060 printf("\ttunnel inet%s %s --> %s\n", ver, psrcaddr, pdstaddr); 2061 } 2062 2063 void 2064 in_alias(struct ifreq *creq) 2065 { 2066 struct sockaddr_in *iasin; 2067 int alias; 2068 2069 if (lflag) 2070 return; 2071 2072 alias = 1; 2073 2074 /* Get the non-alias address for this interface. */ 2075 getsock(AF_INET); 2076 if (s < 0) { 2077 if (errno == EPROTONOSUPPORT) 2078 return; 2079 err(EXIT_FAILURE, "socket"); 2080 } 2081 (void) memset(&ifr, 0, sizeof(ifr)); 2082 (void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 2083 if (ioctl(s, SIOCGIFADDR, &ifr) == -1) { 2084 if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) { 2085 return; 2086 } else 2087 warn("SIOCGIFADDR"); 2088 } 2089 /* If creq and ifr are the same address, this is not an alias. */ 2090 if (memcmp(&ifr.ifr_addr, &creq->ifr_addr, 2091 sizeof(creq->ifr_addr)) == 0) 2092 alias = 0; 2093 (void) memset(&in_addreq, 0, sizeof(in_addreq)); 2094 (void) strncpy(in_addreq.ifra_name, name, sizeof(in_addreq.ifra_name)); 2095 memcpy(&in_addreq.ifra_addr, &creq->ifr_addr, 2096 sizeof(in_addreq.ifra_addr)); 2097 if (ioctl(s, SIOCGIFALIAS, &in_addreq) == -1) { 2098 if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) { 2099 return; 2100 } else 2101 warn("SIOCGIFALIAS"); 2102 } 2103 2104 iasin = &in_addreq.ifra_addr; 2105 printf("\tinet %s%s", alias ? "alias " : "", inet_ntoa(iasin->sin_addr)); 2106 2107 if (flags & IFF_POINTOPOINT) { 2108 iasin = &in_addreq.ifra_dstaddr; 2109 printf(" -> %s", inet_ntoa(iasin->sin_addr)); 2110 } 2111 2112 iasin = &in_addreq.ifra_mask; 2113 printf(" netmask 0x%x", ntohl(iasin->sin_addr.s_addr)); 2114 2115 if (flags & IFF_BROADCAST) { 2116 iasin = &in_addreq.ifra_broadaddr; 2117 printf(" broadcast %s", inet_ntoa(iasin->sin_addr)); 2118 } 2119 printf("\n"); 2120 } 2121 2122 void 2123 in_status(int force) 2124 { 2125 struct ifaddrs *ifap, *ifa; 2126 struct ifreq isifr; 2127 2128 if (getifaddrs(&ifap) != 0) 2129 err(EXIT_FAILURE, "getifaddrs"); 2130 for (ifa = ifap; ifa; ifa = ifa->ifa_next) { 2131 if (strcmp(name, ifa->ifa_name) != 0) 2132 continue; 2133 if (ifa->ifa_addr->sa_family != AF_INET) 2134 continue; 2135 if (sizeof(isifr.ifr_addr) < ifa->ifa_addr->sa_len) 2136 continue; 2137 2138 memset(&isifr, 0, sizeof(isifr)); 2139 strncpy(isifr.ifr_name, ifa->ifa_name, sizeof(isifr.ifr_name)); 2140 memcpy(&isifr.ifr_addr, ifa->ifa_addr, ifa->ifa_addr->sa_len); 2141 in_alias(&isifr); 2142 } 2143 freeifaddrs(ifap); 2144 } 2145 2146 void 2147 setifprefixlen(const char *addr, int d) 2148 { 2149 if (*afp->af_getprefix) 2150 (*afp->af_getprefix)(addr, MASK); 2151 explicit_prefix = 1; 2152 } 2153 2154 #ifdef INET6 2155 void 2156 in6_fillscopeid(struct sockaddr_in6 *sin6) 2157 { 2158 #if defined(__KAME__) && defined(KAME_SCOPEID) 2159 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { 2160 sin6->sin6_scope_id = 2161 ntohs(*(u_int16_t *)&sin6->sin6_addr.s6_addr[2]); 2162 sin6->sin6_addr.s6_addr[2] = sin6->sin6_addr.s6_addr[3] = 0; 2163 } 2164 #endif 2165 } 2166 2167 /* XXX not really an alias */ 2168 void 2169 in6_alias(struct in6_ifreq *creq) 2170 { 2171 struct sockaddr_in6 *sin6; 2172 char hbuf[NI_MAXHOST]; 2173 u_int32_t scopeid; 2174 const int niflag = NI_NUMERICHOST; 2175 2176 /* Get the non-alias address for this interface. */ 2177 getsock(AF_INET6); 2178 if (s < 0) { 2179 if (errno == EPROTONOSUPPORT) 2180 return; 2181 err(EXIT_FAILURE, "socket"); 2182 } 2183 2184 sin6 = (struct sockaddr_in6 *)&creq->ifr_addr; 2185 2186 in6_fillscopeid(sin6); 2187 scopeid = sin6->sin6_scope_id; 2188 if (getnameinfo((struct sockaddr *)sin6, sin6->sin6_len, 2189 hbuf, sizeof(hbuf), NULL, 0, niflag)) 2190 strlcpy(hbuf, "", sizeof(hbuf)); /* some message? */ 2191 printf("\tinet6 %s", hbuf); 2192 2193 if (flags & IFF_POINTOPOINT) { 2194 (void) memset(&ifr6, 0, sizeof(ifr6)); 2195 (void) strncpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name)); 2196 ifr6.ifr_addr = creq->ifr_addr; 2197 if (ioctl(s, SIOCGIFDSTADDR_IN6, &ifr6) == -1) { 2198 if (errno != EADDRNOTAVAIL) 2199 warn("SIOCGIFDSTADDR_IN6"); 2200 (void) memset(&ifr6.ifr_addr, 0, sizeof(ifr6.ifr_addr)); 2201 ifr6.ifr_addr.sin6_family = AF_INET6; 2202 ifr6.ifr_addr.sin6_len = sizeof(struct sockaddr_in6); 2203 } 2204 sin6 = (struct sockaddr_in6 *)&ifr6.ifr_addr; 2205 in6_fillscopeid(sin6); 2206 hbuf[0] = '\0'; 2207 if (getnameinfo((struct sockaddr *)sin6, sin6->sin6_len, 2208 hbuf, sizeof(hbuf), NULL, 0, niflag)) 2209 strlcpy(hbuf, "", sizeof(hbuf)); /* some message? */ 2210 printf(" -> %s", hbuf); 2211 } 2212 2213 (void) memset(&ifr6, 0, sizeof(ifr6)); 2214 (void) strncpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name)); 2215 ifr6.ifr_addr = creq->ifr_addr; 2216 if (ioctl(s, SIOCGIFNETMASK_IN6, &ifr6) == -1) { 2217 if (errno != EADDRNOTAVAIL) 2218 warn("SIOCGIFNETMASK_IN6"); 2219 } else { 2220 sin6 = (struct sockaddr_in6 *)&ifr6.ifr_addr; 2221 printf(" prefixlen %d", prefix(&sin6->sin6_addr, 2222 sizeof(struct in6_addr))); 2223 } 2224 2225 (void) memset(&ifr6, 0, sizeof(ifr6)); 2226 (void) strncpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name)); 2227 ifr6.ifr_addr = creq->ifr_addr; 2228 if (ioctl(s, SIOCGIFAFLAG_IN6, &ifr6) == -1) { 2229 if (errno != EADDRNOTAVAIL) 2230 warn("SIOCGIFAFLAG_IN6"); 2231 } else { 2232 if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_ANYCAST) 2233 printf(" anycast"); 2234 if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_TENTATIVE) 2235 printf(" tentative"); 2236 if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DUPLICATED) 2237 printf(" duplicated"); 2238 if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DETACHED) 2239 printf(" detached"); 2240 if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_DEPRECATED) 2241 printf(" deprecated"); 2242 } 2243 2244 if (scopeid) 2245 printf(" scopeid 0x%x", scopeid); 2246 2247 if (Lflag) { 2248 struct in6_addrlifetime *lifetime; 2249 (void) memset(&ifr6, 0, sizeof(ifr6)); 2250 (void) strncpy(ifr6.ifr_name, name, sizeof(ifr6.ifr_name)); 2251 ifr6.ifr_addr = creq->ifr_addr; 2252 lifetime = &ifr6.ifr_ifru.ifru_lifetime; 2253 if (ioctl(s, SIOCGIFALIFETIME_IN6, &ifr6) == -1) { 2254 if (errno != EADDRNOTAVAIL) 2255 warn("SIOCGIFALIFETIME_IN6"); 2256 } else if (lifetime->ia6t_preferred || lifetime->ia6t_expire) { 2257 time_t t = time(NULL); 2258 printf(" pltime "); 2259 if (lifetime->ia6t_preferred) { 2260 printf("%s", lifetime->ia6t_preferred < t 2261 ? "0" 2262 : sec2str(lifetime->ia6t_preferred - t)); 2263 } else 2264 printf("infty"); 2265 2266 printf(" vltime "); 2267 if (lifetime->ia6t_expire) { 2268 printf("%s", lifetime->ia6t_expire < t 2269 ? "0" 2270 : sec2str(lifetime->ia6t_expire - t)); 2271 } else 2272 printf("infty"); 2273 } 2274 } 2275 2276 printf("\n"); 2277 } 2278 2279 void 2280 in6_status(int force) 2281 { 2282 struct ifaddrs *ifap, *ifa; 2283 struct in6_ifreq isifr; 2284 2285 if (getifaddrs(&ifap) != 0) 2286 err(EXIT_FAILURE, "getifaddrs"); 2287 for (ifa = ifap; ifa; ifa = ifa->ifa_next) { 2288 if (strcmp(name, ifa->ifa_name) != 0) 2289 continue; 2290 if (ifa->ifa_addr->sa_family != AF_INET6) 2291 continue; 2292 if (sizeof(isifr.ifr_addr) < ifa->ifa_addr->sa_len) 2293 continue; 2294 2295 memset(&isifr, 0, sizeof(isifr)); 2296 strncpy(isifr.ifr_name, ifa->ifa_name, sizeof(isifr.ifr_name)); 2297 memcpy(&isifr.ifr_addr, ifa->ifa_addr, ifa->ifa_addr->sa_len); 2298 in6_alias(&isifr); 2299 } 2300 freeifaddrs(ifap); 2301 } 2302 #endif /*INET6*/ 2303 2304 #ifndef INET_ONLY 2305 2306 void 2307 at_status(int force) 2308 { 2309 struct sockaddr_at *sat, null_sat; 2310 struct netrange *nr; 2311 2312 getsock(AF_APPLETALK); 2313 if (s < 0) { 2314 if (errno == EPROTONOSUPPORT) 2315 return; 2316 err(EXIT_FAILURE, "socket"); 2317 } 2318 (void) memset(&ifr, 0, sizeof(ifr)); 2319 (void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 2320 if (ioctl(s, SIOCGIFADDR, &ifr) == -1) { 2321 if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) { 2322 if (!force) 2323 return; 2324 (void) memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr)); 2325 } else 2326 warn("SIOCGIFADDR"); 2327 } 2328 (void) strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); 2329 sat = (struct sockaddr_at *)&ifr.ifr_addr; 2330 2331 (void) memset(&null_sat, 0, sizeof(null_sat)); 2332 2333 nr = (struct netrange *) &sat->sat_zero; 2334 printf("\tatalk %d.%d range %d-%d phase %d", 2335 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node, 2336 ntohs(nr->nr_firstnet), ntohs(nr->nr_lastnet), nr->nr_phase); 2337 if (flags & IFF_POINTOPOINT) { 2338 if (ioctl(s, SIOCGIFDSTADDR, &ifr) == -1) { 2339 if (errno == EADDRNOTAVAIL) 2340 (void) memset(&ifr.ifr_addr, 0, 2341 sizeof(ifr.ifr_addr)); 2342 else 2343 warn("SIOCGIFDSTADDR"); 2344 } 2345 (void) strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); 2346 sat = (struct sockaddr_at *)&ifr.ifr_dstaddr; 2347 if (!sat) 2348 sat = &null_sat; 2349 printf("--> %d.%d", 2350 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node); 2351 } 2352 if (flags & IFF_BROADCAST) { 2353 /* note RTAX_BRD overlap with IFF_POINTOPOINT */ 2354 sat = (struct sockaddr_at *)&ifr.ifr_broadaddr; 2355 if (sat) 2356 printf(" broadcast %d.%d", ntohs(sat->sat_addr.s_net), 2357 sat->sat_addr.s_node); 2358 } 2359 printf("\n"); 2360 } 2361 2362 void 2363 xns_status(int force) 2364 { 2365 struct sockaddr_ns *sns; 2366 2367 getsock(AF_NS); 2368 if (s < 0) { 2369 if (errno == EPROTONOSUPPORT) 2370 return; 2371 err(EXIT_FAILURE, "socket"); 2372 } 2373 (void) memset(&ifr, 0, sizeof(ifr)); 2374 (void) strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 2375 if (ioctl(s, SIOCGIFADDR, &ifr) == -1) { 2376 if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) { 2377 if (!force) 2378 return; 2379 memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr)); 2380 } else 2381 warn("SIOCGIFADDR"); 2382 } 2383 (void) strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); 2384 sns = (struct sockaddr_ns *)&ifr.ifr_addr; 2385 printf("\tns %s ", ns_ntoa(sns->sns_addr)); 2386 if (flags & IFF_POINTOPOINT) { /* by W. Nesheim@Cornell */ 2387 if (ioctl(s, SIOCGIFDSTADDR, &ifr) == -1) { 2388 if (errno == EADDRNOTAVAIL) 2389 memset(&ifr.ifr_addr, 0, sizeof(ifr.ifr_addr)); 2390 else 2391 warn("SIOCGIFDSTADDR"); 2392 } 2393 (void) strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); 2394 sns = (struct sockaddr_ns *)&ifr.ifr_dstaddr; 2395 printf("--> %s ", ns_ntoa(sns->sns_addr)); 2396 } 2397 printf("\n"); 2398 } 2399 2400 void 2401 iso_status(int force) 2402 { 2403 struct sockaddr_iso *siso; 2404 struct iso_ifreq isoifr; 2405 2406 getsock(AF_ISO); 2407 if (s < 0) { 2408 if (errno == EPROTONOSUPPORT) 2409 return; 2410 err(EXIT_FAILURE, "socket"); 2411 } 2412 (void) memset(&isoifr, 0, sizeof(isoifr)); 2413 (void) strncpy(isoifr.ifr_name, name, sizeof(isoifr.ifr_name)); 2414 if (ioctl(s, SIOCGIFADDR_ISO, &isoifr) == -1) { 2415 if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) { 2416 if (!force) 2417 return; 2418 (void) memset(&isoifr.ifr_Addr, 0, 2419 sizeof(isoifr.ifr_Addr)); 2420 } else 2421 warn("SIOCGIFADDR_ISO"); 2422 } 2423 (void) strncpy(isoifr.ifr_name, name, sizeof isoifr.ifr_name); 2424 siso = &isoifr.ifr_Addr; 2425 printf("\tiso %s ", iso_ntoa(&siso->siso_addr)); 2426 if (ioctl(s, SIOCGIFNETMASK_ISO, &isoifr) == -1) { 2427 if (errno == EADDRNOTAVAIL) 2428 memset(&isoifr.ifr_Addr, 0, sizeof(isoifr.ifr_Addr)); 2429 else 2430 warn("SIOCGIFNETMASK_ISO"); 2431 } else { 2432 if (siso->siso_len > offsetof(struct sockaddr_iso, siso_addr)) 2433 siso->siso_addr.isoa_len = siso->siso_len 2434 - offsetof(struct sockaddr_iso, siso_addr); 2435 printf("\n\t\tnetmask %s ", iso_ntoa(&siso->siso_addr)); 2436 } 2437 if (flags & IFF_POINTOPOINT) { 2438 if (ioctl(s, SIOCGIFDSTADDR_ISO, &isoifr) == -1) { 2439 if (errno == EADDRNOTAVAIL) 2440 memset(&isoifr.ifr_Addr, 0, 2441 sizeof(isoifr.ifr_Addr)); 2442 else 2443 warn("SIOCGIFDSTADDR_ISO"); 2444 } 2445 (void) strncpy(isoifr.ifr_name, name, sizeof (isoifr.ifr_name)); 2446 siso = &isoifr.ifr_Addr; 2447 printf("--> %s ", iso_ntoa(&siso->siso_addr)); 2448 } 2449 printf("\n"); 2450 } 2451 2452 #endif /* INET_ONLY */ 2453 2454 #define SIN(x) ((struct sockaddr_in *) &(x)) 2455 struct sockaddr_in *sintab[] = { 2456 SIN(ridreq.ifr_addr), SIN(in_addreq.ifra_addr), 2457 SIN(in_addreq.ifra_mask), SIN(in_addreq.ifra_broadaddr)}; 2458 2459 void 2460 in_getaddr(const char *str, int which) 2461 { 2462 struct sockaddr_in *gasin = sintab[which]; 2463 struct hostent *hp; 2464 struct netent *np; 2465 2466 gasin->sin_len = sizeof(*gasin); 2467 if (which != MASK) 2468 gasin->sin_family = AF_INET; 2469 2470 if (which == ADDR) { 2471 char *p = NULL; 2472 if ((p = strrchr(str, '/')) != NULL) { 2473 *p = '\0'; 2474 in_getprefix(p + 1, MASK); 2475 } 2476 } 2477 2478 if (inet_aton(str, &gasin->sin_addr) == 0) { 2479 if ((hp = gethostbyname(str)) != NULL) 2480 (void) memcpy(&gasin->sin_addr, hp->h_addr, hp->h_length); 2481 else if ((np = getnetbyname(str)) != NULL) 2482 gasin->sin_addr = inet_makeaddr(np->n_net, INADDR_ANY); 2483 else 2484 errx(EXIT_FAILURE, "%s: bad value", str); 2485 } 2486 } 2487 2488 void 2489 in_getprefix(const char *plen, int which) 2490 { 2491 struct sockaddr_in *igsin = sintab[which]; 2492 u_char *cp; 2493 int len = strtol(plen, (char **)NULL, 10); 2494 2495 if ((len < 0) || (len > 32)) 2496 errx(EXIT_FAILURE, "%s: bad value", plen); 2497 igsin->sin_len = sizeof(*igsin); 2498 if (which != MASK) 2499 igsin->sin_family = AF_INET; 2500 if ((len == 0) || (len == 32)) { 2501 memset(&igsin->sin_addr, 0xff, sizeof(struct in_addr)); 2502 return; 2503 } 2504 memset((void *)&igsin->sin_addr, 0x00, sizeof(igsin->sin_addr)); 2505 for (cp = (u_char *)&igsin->sin_addr; len > 7; len -= 8) 2506 *cp++ = 0xff; 2507 if (len) 2508 *cp = 0xff << (8 - len); 2509 } 2510 2511 #ifdef INET6 2512 #define SIN6(x) ((struct sockaddr_in6 *) &(x)) 2513 struct sockaddr_in6 *sin6tab[] = { 2514 SIN6(in6_ridreq.ifr_addr), SIN6(in6_addreq.ifra_addr), 2515 SIN6(in6_addreq.ifra_prefixmask), SIN6(in6_addreq.ifra_dstaddr)}; 2516 2517 void 2518 in6_getaddr(const char *str, int which) 2519 { 2520 #if defined(__KAME__) && defined(KAME_SCOPEID) 2521 struct sockaddr_in6 *sin6 = sin6tab[which]; 2522 struct addrinfo hints, *res; 2523 int error; 2524 char *slash = NULL; 2525 2526 if (which == ADDR) { 2527 if ((slash = strrchr(str, '/')) != NULL) 2528 *slash = '\0'; 2529 } 2530 2531 memset(&hints, 0, sizeof(hints)); 2532 hints.ai_family = AF_INET6; 2533 hints.ai_socktype = SOCK_DGRAM; 2534 #if 0 /* in_getaddr() allows FQDN */ 2535 hints.ai_flags = AI_NUMERICHOST; 2536 #endif 2537 error = getaddrinfo(str, "0", &hints, &res); 2538 if (error && slash) { 2539 /* try again treating the '/' as part of the name */ 2540 *slash = '/'; 2541 slash = NULL; 2542 error = getaddrinfo(str, "0", &hints, &res); 2543 } 2544 if (error) 2545 errx(EXIT_FAILURE, "%s: %s", str, gai_strerror(error)); 2546 if (res->ai_next) 2547 errx(EXIT_FAILURE, "%s: resolved to multiple addresses", str); 2548 if (res->ai_addrlen != sizeof(struct sockaddr_in6)) 2549 errx(EXIT_FAILURE, "%s: bad value", str); 2550 memcpy(sin6, res->ai_addr, res->ai_addrlen); 2551 freeaddrinfo(res); 2552 if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr) && sin6->sin6_scope_id) { 2553 *(u_int16_t *)&sin6->sin6_addr.s6_addr[2] = 2554 htons(sin6->sin6_scope_id); 2555 sin6->sin6_scope_id = 0; 2556 } 2557 if (slash) { 2558 in6_getprefix(slash + 1, MASK); 2559 explicit_prefix = 1; 2560 } 2561 #else 2562 struct sockaddr_in6 *gasin = sin6tab[which]; 2563 2564 gasin->sin6_len = sizeof(*gasin); 2565 if (which != MASK) 2566 gasin->sin6_family = AF_INET6; 2567 2568 if (which == ADDR) { 2569 char *p = NULL; 2570 if((p = strrchr(str, '/')) != NULL) { 2571 *p = '\0'; 2572 in6_getprefix(p + 1, MASK); 2573 explicit_prefix = 1; 2574 } 2575 } 2576 2577 if (inet_pton(AF_INET6, str, &gasin->sin6_addr) != 1) 2578 errx(EXIT_FAILURE, "%s: bad value", str); 2579 #endif 2580 } 2581 2582 void 2583 in6_getprefix(const char *plen, int which) 2584 { 2585 struct sockaddr_in6 *gpsin = sin6tab[which]; 2586 u_char *cp; 2587 int len = strtol(plen, (char **)NULL, 10); 2588 2589 if ((len < 0) || (len > 128)) 2590 errx(EXIT_FAILURE, "%s: bad value", plen); 2591 gpsin->sin6_len = sizeof(*gpsin); 2592 if (which != MASK) 2593 gpsin->sin6_family = AF_INET6; 2594 if ((len == 0) || (len == 128)) { 2595 memset(&gpsin->sin6_addr, 0xff, sizeof(struct in6_addr)); 2596 return; 2597 } 2598 memset((void *)&gpsin->sin6_addr, 0x00, sizeof(gpsin->sin6_addr)); 2599 for (cp = (u_char *)&gpsin->sin6_addr; len > 7; len -= 8) 2600 *cp++ = 0xff; 2601 if (len) 2602 *cp = 0xff << (8 - len); 2603 } 2604 2605 int 2606 prefix(void *val, int size) 2607 { 2608 u_char *pname = (u_char *)val; 2609 int byte, bit, plen = 0; 2610 2611 for (byte = 0; byte < size; byte++, plen += 8) 2612 if (pname[byte] != 0xff) 2613 break; 2614 if (byte == size) 2615 return (plen); 2616 for (bit = 7; bit != 0; bit--, plen++) 2617 if (!(pname[byte] & (1 << bit))) 2618 break; 2619 for (; bit != 0; bit--) 2620 if (pname[byte] & (1 << bit)) 2621 return(0); 2622 byte++; 2623 for (; byte < size; byte++) 2624 if (pname[byte]) 2625 return(0); 2626 return (plen); 2627 } 2628 #endif /*INET6*/ 2629 2630 #ifndef INET_ONLY 2631 void 2632 at_getaddr(const char *addr, int which) 2633 { 2634 struct sockaddr_at *sat = (struct sockaddr_at *) &addreq.ifra_addr; 2635 u_int net, node; 2636 2637 sat->sat_family = AF_APPLETALK; 2638 sat->sat_len = sizeof(*sat); 2639 if (which == MASK) 2640 errx(EXIT_FAILURE, "AppleTalk does not use netmasks"); 2641 if (sscanf(addr, "%u.%u", &net, &node) != 2 2642 || net == 0 || net > 0xffff || node == 0 || node > 0xfe) 2643 errx(EXIT_FAILURE, "%s: illegal address", addr); 2644 sat->sat_addr.s_net = htons(net); 2645 sat->sat_addr.s_node = node; 2646 } 2647 2648 void 2649 setatrange(const char *range, int d) 2650 { 2651 u_short first = 123, last = 123; 2652 2653 if (sscanf(range, "%hu-%hu", &first, &last) != 2 2654 || first == 0 /* || first > 0xffff */ 2655 || last == 0 /* || last > 0xffff */ || first > last) 2656 errx(EXIT_FAILURE, "%s: illegal net range: %u-%u", range, 2657 first, last); 2658 at_nr.nr_firstnet = htons(first); 2659 at_nr.nr_lastnet = htons(last); 2660 } 2661 2662 void 2663 setatphase(const char *phase, int d) 2664 { 2665 if (!strcmp(phase, "1")) 2666 at_nr.nr_phase = 1; 2667 else if (!strcmp(phase, "2")) 2668 at_nr.nr_phase = 2; 2669 else 2670 errx(EXIT_FAILURE, "%s: illegal phase", phase); 2671 } 2672 2673 void 2674 checkatrange(struct sockaddr_at *sat) 2675 { 2676 if (at_nr.nr_phase == 0) 2677 at_nr.nr_phase = 2; /* Default phase 2 */ 2678 if (at_nr.nr_firstnet == 0) 2679 at_nr.nr_firstnet = /* Default range of one */ 2680 at_nr.nr_lastnet = sat->sat_addr.s_net; 2681 printf("\tatalk %d.%d range %d-%d phase %d\n", 2682 ntohs(sat->sat_addr.s_net), sat->sat_addr.s_node, 2683 ntohs(at_nr.nr_firstnet), ntohs(at_nr.nr_lastnet), at_nr.nr_phase); 2684 if ((u_short) ntohs(at_nr.nr_firstnet) > 2685 (u_short) ntohs(sat->sat_addr.s_net) 2686 || (u_short) ntohs(at_nr.nr_lastnet) < 2687 (u_short) ntohs(sat->sat_addr.s_net)) 2688 errx(EXIT_FAILURE, "AppleTalk address is not in range"); 2689 *((struct netrange *) &sat->sat_zero) = at_nr; 2690 } 2691 2692 #define SNS(x) ((struct sockaddr_ns *) &(x)) 2693 struct sockaddr_ns *snstab[] = { 2694 SNS(ridreq.ifr_addr), SNS(addreq.ifra_addr), 2695 SNS(addreq.ifra_mask), SNS(addreq.ifra_broadaddr)}; 2696 2697 void 2698 xns_getaddr(const char *addr, int which) 2699 { 2700 struct sockaddr_ns *sns = snstab[which]; 2701 2702 sns->sns_family = AF_NS; 2703 sns->sns_len = sizeof(*sns); 2704 sns->sns_addr = ns_addr(addr); 2705 if (which == MASK) 2706 puts("Attempt to set XNS netmask will be ineffectual"); 2707 } 2708 2709 #define SISO(x) ((struct sockaddr_iso *) &(x)) 2710 struct sockaddr_iso *sisotab[] = { 2711 SISO(iso_ridreq.ifr_Addr), SISO(iso_addreq.ifra_addr), 2712 SISO(iso_addreq.ifra_mask), SISO(iso_addreq.ifra_dstaddr)}; 2713 2714 void 2715 iso_getaddr(const char *addr, int which) 2716 { 2717 struct sockaddr_iso *siso = sisotab[which]; 2718 siso->siso_addr = *iso_addr(addr); 2719 2720 if (which == MASK) { 2721 siso->siso_len = TSEL(siso) - (char *)(siso); 2722 siso->siso_nlen = 0; 2723 } else { 2724 siso->siso_len = sizeof(*siso); 2725 siso->siso_family = AF_ISO; 2726 } 2727 } 2728 2729 void 2730 setsnpaoffset(const char *val, int d) 2731 { 2732 iso_addreq.ifra_snpaoffset = atoi(val); 2733 } 2734 2735 void 2736 setnsellength(const char *val, int d) 2737 { 2738 nsellength = atoi(val); 2739 if (nsellength < 0) 2740 errx(EXIT_FAILURE, "Negative NSEL length is absurd"); 2741 if (afp == 0 || afp->af_af != AF_ISO) 2742 errx(EXIT_FAILURE, "Setting NSEL length valid only for iso"); 2743 } 2744 2745 void 2746 fixnsel(struct sockaddr_iso *siso) 2747 { 2748 if (siso->siso_family == 0) 2749 return; 2750 siso->siso_tlen = nsellength; 2751 } 2752 2753 void 2754 adjust_nsellength(void) 2755 { 2756 fixnsel(sisotab[RIDADDR]); 2757 fixnsel(sisotab[ADDR]); 2758 fixnsel(sisotab[DSTADDR]); 2759 } 2760 2761 #endif /* INET_ONLY */ 2762 2763 void 2764 usage(void) 2765 { 2766 const char *progname = getprogname(); 2767 2768 fprintf(stderr, 2769 "usage: %s [-m] [-v] [-z] " 2770 #ifdef INET6 2771 "[-L] " 2772 #endif 2773 "interface\n" 2774 "\t[ af [ address [ dest_addr ] ] [ netmask mask ] [ prefixlen n ]\n" 2775 "\t\t[ alias | -alias ] ]\n" 2776 "\t[ up ] [ down ] [ metric n ] [ mtu n ]\n" 2777 "\t[ nwid network_id ] [ nwkey network_key | -nwkey ]\n" 2778 "\t[ powersave | -powersave ] [ powersavesleep duration ]\n" 2779 "\t[ [ af ] tunnel src_addr dest_addr ] [ deletetunnel ]\n" 2780 "\t[ arp | -arp ]\n" 2781 "\t[ media type ] [ mediaopt opts ] [ -mediaopt opts ] " 2782 "[ instance minst ]\n" 2783 "\t[ vlan n vlanif i ]\n" 2784 "\t[ agrport i ] [ -agrport i ]\n" 2785 "\t[ anycast | -anycast ] [ deprecated | -deprecated ]\n" 2786 "\t[ tentative | -tentative ] [ pltime n ] [ vltime n ] [ eui64 ]\n" 2787 "\t[ link0 | -link0 ] [ link1 | -link1 ] [ link2 | -link2 ]\n" 2788 " %s -a [-b] [-m] [-d] [-u] [-v] [-z] [ af ]\n" 2789 " %s -l [-b] [-d] [-u] [-s]\n" 2790 " %s -C\n" 2791 " %s interface create\n" 2792 " %s interface destroy\n", 2793 progname, progname, progname, progname, progname, progname); 2794 exit(1); 2795 } 2796 2797 #ifdef INET6 2798 char * 2799 sec2str(total) 2800 time_t total; 2801 { 2802 static char result[256]; 2803 int days, hours, mins, secs; 2804 int first = 1; 2805 char *p = result; 2806 char *end = &result[sizeof(result)]; 2807 int n; 2808 2809 if (0) { /*XXX*/ 2810 days = total / 3600 / 24; 2811 hours = (total / 3600) % 24; 2812 mins = (total / 60) % 60; 2813 secs = total % 60; 2814 2815 if (days) { 2816 first = 0; 2817 n = snprintf(p, end - p, "%dd", days); 2818 if (n < 0 || n >= end - p) 2819 return(result); 2820 p += n; 2821 } 2822 if (!first || hours) { 2823 first = 0; 2824 n = snprintf(p, end - p, "%dh", hours); 2825 if (n < 0 || n >= end - p) 2826 return(result); 2827 p += n; 2828 } 2829 if (!first || mins) { 2830 first = 0; 2831 n = snprintf(p, end - p, "%dm", mins); 2832 if (n < 0 || n >= end - p) 2833 return(result); 2834 p += n; 2835 } 2836 snprintf(p, end - p, "%ds", secs); 2837 } else 2838 snprintf(p, end - p, "%lu", (u_long)total); 2839 2840 return(result); 2841 } 2842 #endif 2843
Indexes created Tue Sep 30 17:09:57 GMT 2025