1 /* $NetBSD: ifconfig.c,v 1.34 1997/04/21 01:17:58 lukem Exp $ */ 2 /* $FreeBSD: src/sbin/ifconfig/ifmedia.c,v 1.19.2.1 2006/03/01 22:24:23 glebius Exp $ */ 3 4 /* 5 * Copyright (c) 1997 Jason R. Thorpe. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed for the NetBSD Project 19 * by Jason R. Thorpe. 20 * 4. The name of the author may not be used to endorse or promote products 21 * derived from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 28 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 30 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 31 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 /* 37 * Copyright (c) 1983, 1993 38 * The Regents of the University of California. All rights reserved. 39 * 40 * Redistribution and use in source and binary forms, with or without 41 * modification, are permitted provided that the following conditions 42 * are met: 43 * 1. Redistributions of source code must retain the above copyright 44 * notice, this list of conditions and the following disclaimer. 45 * 2. Redistributions in binary form must reproduce the above copyright 46 * notice, this list of conditions and the following disclaimer in the 47 * documentation and/or other materials provided with the distribution. 48 * 3. Neither the name of the University nor the names of its contributors 49 * may be used to endorse or promote products derived from this software 50 * without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 53 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 55 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 58 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 59 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 60 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 62 * SUCH DAMAGE. 63 */ 64 65 #include <sys/param.h> 66 #include <sys/ioctl.h> 67 #include <sys/socket.h> 68 #include <sys/sysctl.h> 69 #include <sys/time.h> 70 71 #include <net/if.h> 72 #include <net/if_dl.h> 73 #include <net/if_types.h> 74 #include <net/if_media.h> 75 #include <net/route.h> 76 77 #include <ctype.h> 78 #include <err.h> 79 #include <errno.h> 80 #include <fcntl.h> 81 #include <stdio.h> 82 #include <stdlib.h> 83 #include <string.h> 84 #include <unistd.h> 85 86 #include "ifconfig.h" 87 88 static void domediaopt(const char *, int, int); 89 static int get_media_subtype(int, const char *); 90 static int get_media_mode(int, const char *); 91 static int get_media_options(int, const char *); 92 static int lookup_media_word(struct ifmedia_description *, const char *); 93 static void print_media_word(int, int); 94 static void print_media_word_ifconfig(int); 95 96 static struct ifmedia_description *get_toptype_desc(int); 97 static struct ifmedia_type_to_subtype *get_toptype_ttos(int); 98 static struct ifmedia_description *get_subtype_desc(int, 99 struct ifmedia_type_to_subtype *ttos); 100 101 static void 102 media_status(int s) 103 { 104 struct ifmediareq ifmr; 105 int *media_list, i; 106 int xmedia = 1; 107 108 memset(&ifmr, 0, sizeof(ifmr)); 109 strlcpy(ifmr.ifm_name, IfName, sizeof(ifmr.ifm_name)); 110 111 /* 112 * Check if interface supports extended media types. 113 */ 114 if (ioctl(s, SIOCGIFXMEDIA, &ifmr) < 0) 115 xmedia = 0; 116 if (xmedia == 0 && ioctl(s, SIOCGIFMEDIA, &ifmr) < 0) { 117 /* 118 * Interface doesn't support SIOC{G,S}IFMEDIA. 119 */ 120 return; 121 } 122 123 if (ifmr.ifm_count == 0) { 124 warnx("%s: no media types?", IfName); 125 return; 126 } 127 128 media_list = malloc(ifmr.ifm_count * sizeof(int)); 129 if (media_list == NULL) 130 err(1, "malloc"); 131 ifmr.ifm_ulist = media_list; 132 133 if (xmedia) { 134 if (ioctl(s, SIOCGIFXMEDIA, &ifmr) < 0) 135 err(1, "SIOCGIFXMEDIA"); 136 } else { 137 if (ioctl(s, SIOCGIFMEDIA, &ifmr) < 0) 138 err(1, "SIOCGIFMEDIA"); 139 } 140 141 printf("\tmedia: "); 142 print_media_word(ifmr.ifm_current, 1); 143 if (ifmr.ifm_active != ifmr.ifm_current) { 144 putchar(' '); 145 putchar('('); 146 print_media_word(ifmr.ifm_active, 0); 147 putchar(')'); 148 } 149 150 putchar('\n'); 151 152 if (ifmr.ifm_status & IFM_AVALID) { 153 printf("\tstatus: "); 154 switch (IFM_TYPE(ifmr.ifm_active)) { 155 case IFM_ETHER: 156 if (ifmr.ifm_status & IFM_ACTIVE) 157 printf("active"); 158 else 159 printf("no carrier"); 160 break; 161 162 case IFM_ATM: 163 if (ifmr.ifm_status & IFM_ACTIVE) 164 printf("active"); 165 else 166 printf("no carrier"); 167 break; 168 169 case IFM_IEEE80211: 170 /* XXX: Different value for adhoc? */ 171 if (ifmr.ifm_status & IFM_ACTIVE) 172 printf("associated"); 173 else 174 printf("no carrier"); 175 break; 176 case IFM_CARP: 177 if (ifmr.ifm_status & IFM_ACTIVE) 178 printf("master"); 179 else 180 printf("backup"); 181 break; 182 } 183 putchar('\n'); 184 } 185 186 if (ifmr.ifm_count > 0 && supmedia) { 187 printf("\tsupported media:\n"); 188 for (i = 0; i < ifmr.ifm_count; i++) { 189 printf("\t\t"); 190 print_media_word_ifconfig(media_list[i]); 191 putchar('\n'); 192 } 193 } 194 195 free(media_list); 196 } 197 198 struct ifmediareq * 199 ifmedia_getstate(int s) 200 { 201 static struct ifmediareq *ifmr = NULL; 202 int *mwords; 203 int xmedia = 1; 204 205 if (ifmr == NULL) { 206 ifmr = malloc(sizeof(struct ifmediareq)); 207 if (ifmr == NULL) 208 err(1, "malloc"); 209 210 memset(ifmr, 0, sizeof(struct ifmediareq)); 211 strlcpy(ifmr->ifm_name, IfName, sizeof(ifmr->ifm_name)); 212 213 ifmr->ifm_count = 0; 214 ifmr->ifm_ulist = NULL; 215 216 /* 217 * We must go through the motions of reading all 218 * supported media because we need to know both 219 * the current media type and the top-level type. 220 */ 221 222 if (ioctl(s, SIOCGIFXMEDIA, ifmr) < 0) 223 xmedia = 0; 224 if (xmedia == 0 && ioctl(s, SIOCGIFMEDIA, ifmr) < 0) 225 err(1, "SIOCGIFMEDIA"); 226 227 if (ifmr->ifm_count == 0) 228 errx(1, "%s: no media types?", IfName); 229 230 mwords = malloc(ifmr->ifm_count * sizeof(int)); 231 if (mwords == NULL) 232 err(1, "malloc"); 233 234 ifmr->ifm_ulist = mwords; 235 if (xmedia) { 236 if (ioctl(s, SIOCGIFXMEDIA, ifmr) < 0) 237 err(1, "SIOCGIFXMEDIA"); 238 } else { 239 if (ioctl(s, SIOCGIFMEDIA, ifmr) < 0) 240 err(1, "SIOCGIFMEDIA"); 241 } 242 } 243 244 return ifmr; 245 } 246 247 static void 248 setifmediacallback(int s, void *arg) 249 { 250 static int did_it = 0; 251 struct ifmediareq *ifmr = arg; 252 struct ifreq ifr; 253 254 if (!did_it) { 255 memset(&ifr, 0, sizeof(ifr)); 256 strlcpy(ifr.ifr_name, IfName, sizeof(ifr.ifr_name)); 257 ifr.ifr_media = ifmr->ifm_current; 258 if (ioctl(s, SIOCSIFMEDIA, &ifr) < 0) 259 err(1, "SIOCSIFMEDIA (media)"); 260 free(ifmr->ifm_ulist); 261 free(ifmr); 262 did_it = 1; 263 } 264 } 265 266 static void 267 setmedia(const char *val, int d __unused, int s, 268 const struct afswtch *afp __unused) 269 { 270 struct ifmediareq *ifmr; 271 int subtype; 272 273 ifmr = ifmedia_getstate(s); 274 275 /* 276 * We are primarily concerned with the top-level type. 277 * However, "current" may be only IFM_NONE, so we just look 278 * for the top-level type in the first "supported type" 279 * entry. 280 * 281 * (I'm assuming that all supported media types for a given 282 * interface will be the same top-level type..) 283 */ 284 subtype = get_media_subtype(IFM_TYPE(ifmr->ifm_ulist[0]), val); 285 286 ifmr->ifm_current = (ifmr->ifm_current & ~(IFM_NMASK|IFM_TMASK)) | 287 IFM_TYPE(ifmr->ifm_ulist[0]) | 288 subtype; 289 if ((ifmr->ifm_current & IFM_TMASK) == 0) 290 ifmr->ifm_current &= ~IFM_GMASK; 291 292 callback_register(setifmediacallback, ifmr); 293 } 294 295 static void 296 setmediaopt(const char *val, int d __unused, int s, 297 const struct afswtch *afp __unused) 298 { 299 domediaopt(val, 0, s); 300 } 301 302 static void 303 unsetmediaopt(const char *val, int d __unused, int s, 304 const struct afswtch *afp __unused) 305 { 306 domediaopt(val, 1, s); 307 } 308 309 static void 310 domediaopt(const char *val, int clear, int s) 311 { 312 struct ifmediareq *ifmr; 313 int options; 314 315 ifmr = ifmedia_getstate(s); 316 317 options = get_media_options(IFM_TYPE(ifmr->ifm_ulist[0]), val); 318 if (clear) 319 ifmr->ifm_current &= ~options; 320 else 321 ifmr->ifm_current |= options; 322 323 callback_register(setifmediacallback, ifmr); 324 } 325 326 327 static void 328 setmediamode(const char *val, int d __unused, int s, 329 const struct afswtch *afp __unused) 330 { 331 struct ifmediareq *ifmr; 332 int mode; 333 334 ifmr = ifmedia_getstate(s); 335 336 mode = get_media_mode(IFM_TYPE(ifmr->ifm_ulist[0]), val); 337 ifmr->ifm_current = (ifmr->ifm_current & ~IFM_MMASK) | mode; 338 339 callback_register(setifmediacallback, ifmr); 340 } 341 342 /********************************************************************** 343 * A good chunk of this is duplicated from sys/net/ifmedia.c 344 **********************************************************************/ 345 346 static struct ifmedia_description ifm_type_descriptions[] = 347 IFM_TYPE_DESCRIPTIONS; 348 349 static struct ifmedia_description ifm_subtype_ethernet_descriptions[] = 350 IFM_SUBTYPE_ETHERNET_DESCRIPTIONS; 351 352 static struct ifmedia_description ifm_subtype_ethernet_aliases[] = 353 IFM_SUBTYPE_ETHERNET_ALIASES; 354 355 static struct ifmedia_description ifm_subtype_ethernet_option_descriptions[] = 356 IFM_SUBTYPE_ETHERNET_OPTION_DESCRIPTIONS; 357 358 static struct ifmedia_description ifm_subtype_ethernet_option_alias[] = 359 IFM_SUBTYPE_ETHERNET_OPTION_ALIAS; 360 361 static struct ifmedia_description ifm_subtype_ieee80211_descriptions[] = 362 IFM_SUBTYPE_IEEE80211_DESCRIPTIONS; 363 364 static struct ifmedia_description ifm_subtype_ieee80211_aliases[] = 365 IFM_SUBTYPE_IEEE80211_ALIASES; 366 367 static struct ifmedia_description ifm_subtype_ieee80211_option_descriptions[] = 368 IFM_SUBTYPE_IEEE80211_OPTION_DESCRIPTIONS; 369 370 struct ifmedia_description ifm_subtype_ieee80211_mode_descriptions[] = 371 IFM_SUBTYPE_IEEE80211_MODE_DESCRIPTIONS; 372 373 struct ifmedia_description ifm_subtype_ieee80211_mode_aliases[] = 374 IFM_SUBTYPE_IEEE80211_MODE_ALIASES; 375 376 static struct ifmedia_description ifm_subtype_atm_descriptions[] = 377 IFM_SUBTYPE_ATM_DESCRIPTIONS; 378 379 static struct ifmedia_description ifm_subtype_atm_aliases[] = 380 IFM_SUBTYPE_ATM_ALIASES; 381 382 static struct ifmedia_description ifm_subtype_atm_option_descriptions[] = 383 IFM_SUBTYPE_ATM_OPTION_DESCRIPTIONS; 384 385 static struct ifmedia_description ifm_subtype_shared_descriptions[] = 386 IFM_SUBTYPE_SHARED_DESCRIPTIONS; 387 388 static struct ifmedia_description ifm_subtype_shared_aliases[] = 389 IFM_SUBTYPE_SHARED_ALIASES; 390 391 static struct ifmedia_description ifm_shared_option_descriptions[] = 392 IFM_SHARED_OPTION_DESCRIPTIONS; 393 394 struct ifmedia_type_to_subtype { 395 struct { 396 struct ifmedia_description *desc; 397 int alias; 398 } subtypes[5]; 399 struct { 400 struct ifmedia_description *desc; 401 int alias; 402 } options[4]; 403 struct { 404 struct ifmedia_description *desc; 405 int alias; 406 } modes[3]; 407 }; 408 409 /* must be in the same order as IFM_TYPE_DESCRIPTIONS */ 410 static struct ifmedia_type_to_subtype ifmedia_types_to_subtypes[] = { 411 { 412 { 413 { &ifm_subtype_shared_descriptions[0], 0 }, 414 { &ifm_subtype_shared_aliases[0], 1 }, 415 { &ifm_subtype_ethernet_descriptions[0], 0 }, 416 { &ifm_subtype_ethernet_aliases[0], 1 }, 417 { NULL, 0 }, 418 }, 419 { 420 { &ifm_shared_option_descriptions[0], 0 }, 421 { &ifm_subtype_ethernet_option_descriptions[0], 0 }, 422 { &ifm_subtype_ethernet_option_alias[0], 1 }, 423 { NULL, 0 }, 424 }, 425 { 426 { NULL, 0 }, 427 }, 428 }, 429 { 430 { 431 { &ifm_subtype_shared_descriptions[0], 0 }, 432 { &ifm_subtype_shared_aliases[0], 1 }, 433 { &ifm_subtype_ieee80211_descriptions[0], 0 }, 434 { &ifm_subtype_ieee80211_aliases[0], 1 }, 435 { NULL, 0 }, 436 }, 437 { 438 { &ifm_shared_option_descriptions[0], 0 }, 439 { &ifm_subtype_ieee80211_option_descriptions[0], 0 }, 440 { NULL, 0 }, 441 }, 442 { 443 { &ifm_subtype_ieee80211_mode_descriptions[0], 0 }, 444 { &ifm_subtype_ieee80211_mode_aliases[0], 0 }, 445 { NULL, 0 }, 446 }, 447 }, 448 { 449 { 450 { &ifm_subtype_shared_descriptions[0], 0 }, 451 { &ifm_subtype_shared_aliases[0], 1 }, 452 { &ifm_subtype_atm_descriptions[0], 0 }, 453 { &ifm_subtype_atm_aliases[0], 1 }, 454 { NULL, 0 }, 455 }, 456 { 457 { &ifm_shared_option_descriptions[0], 0 }, 458 { &ifm_subtype_atm_option_descriptions[0], 0 }, 459 { NULL, 0 }, 460 }, 461 { 462 { NULL, 0 }, 463 }, 464 }, 465 }; 466 467 static int 468 get_media_subtype(int type, const char *val) 469 { 470 struct ifmedia_description *desc; 471 struct ifmedia_type_to_subtype *ttos; 472 int rval, i; 473 474 /* Find the top-level interface type. */ 475 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes; 476 desc->ifmt_string != NULL; desc++, ttos++) 477 if (type == desc->ifmt_word) 478 break; 479 if (desc->ifmt_string == NULL) 480 errx(1, "unknown media type 0x%x", type); 481 482 for (i = 0; ttos->subtypes[i].desc != NULL; i++) { 483 rval = lookup_media_word(ttos->subtypes[i].desc, val); 484 if (rval != -1) 485 return (rval); 486 } 487 errx(1, "unknown media subtype: %s", val); 488 /*NOTREACHED*/ 489 } 490 491 static int 492 get_media_mode(int type, const char *val) 493 { 494 struct ifmedia_description *desc; 495 struct ifmedia_type_to_subtype *ttos; 496 int rval, i; 497 498 /* Find the top-level interface type. */ 499 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes; 500 desc->ifmt_string != NULL; desc++, ttos++) 501 if (type == desc->ifmt_word) 502 break; 503 if (desc->ifmt_string == NULL) 504 errx(1, "unknown media mode 0x%x", type); 505 506 for (i = 0; ttos->modes[i].desc != NULL; i++) { 507 rval = lookup_media_word(ttos->modes[i].desc, val); 508 if (rval != -1) 509 return (rval); 510 } 511 return -1; 512 } 513 514 static int 515 get_media_options(int type, const char *val) 516 { 517 struct ifmedia_description *desc; 518 struct ifmedia_type_to_subtype *ttos; 519 char *optlist, *optptr; 520 int option = 0, i, rval = 0; 521 522 /* We muck with the string, so copy it. */ 523 optlist = strdup(val); 524 if (optlist == NULL) 525 err(1, "strdup"); 526 527 /* Find the top-level interface type. */ 528 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes; 529 desc->ifmt_string != NULL; desc++, ttos++) 530 if (type == desc->ifmt_word) 531 break; 532 if (desc->ifmt_string == NULL) 533 errx(1, "unknown media type 0x%x", type); 534 535 /* 536 * Look up the options in the user-provided comma-separated 537 * list. 538 */ 539 optptr = optlist; 540 for (; (optptr = strtok(optptr, ",")) != NULL; optptr = NULL) { 541 for (i = 0; ttos->options[i].desc != NULL; i++) { 542 option = lookup_media_word(ttos->options[i].desc, optptr); 543 if (option != -1) 544 break; 545 } 546 if (option == 0) 547 errx(1, "unknown option: %s", optptr); 548 rval |= option; 549 } 550 551 free(optlist); 552 return (rval); 553 } 554 555 static int 556 lookup_media_word(struct ifmedia_description *desc, const char *val) 557 { 558 559 for (; desc->ifmt_string != NULL; desc++) 560 if (strcasecmp(desc->ifmt_string, val) == 0) 561 return (desc->ifmt_word); 562 563 return (-1); 564 } 565 566 static struct ifmedia_description *get_toptype_desc(int ifmw) 567 { 568 struct ifmedia_description *desc; 569 570 for (desc = ifm_type_descriptions; desc->ifmt_string != NULL; desc++) 571 if (IFM_TYPE(ifmw) == desc->ifmt_word) 572 break; 573 574 return desc; 575 } 576 577 static struct ifmedia_type_to_subtype *get_toptype_ttos(int ifmw) 578 { 579 struct ifmedia_description *desc; 580 struct ifmedia_type_to_subtype *ttos; 581 582 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes; 583 desc->ifmt_string != NULL; desc++, ttos++) 584 if (IFM_TYPE(ifmw) == desc->ifmt_word) 585 break; 586 587 return ttos; 588 } 589 590 static struct ifmedia_description *get_subtype_desc(int ifmw, 591 struct ifmedia_type_to_subtype *ttos) 592 { 593 int i; 594 struct ifmedia_description *desc; 595 596 for (i = 0; ttos->subtypes[i].desc != NULL; i++) { 597 if (ttos->subtypes[i].alias) 598 continue; 599 for (desc = ttos->subtypes[i].desc; 600 desc->ifmt_string != NULL; desc++) { 601 if (IFM_SUBTYPE(ifmw) == desc->ifmt_word) 602 return desc; 603 } 604 } 605 606 return NULL; 607 } 608 609 static struct ifmedia_description *get_mode_desc(int ifmw, 610 struct ifmedia_type_to_subtype *ttos) 611 { 612 int i; 613 struct ifmedia_description *desc; 614 615 for (i = 0; ttos->modes[i].desc != NULL; i++) { 616 if (ttos->modes[i].alias) 617 continue; 618 for (desc = ttos->modes[i].desc; 619 desc->ifmt_string != NULL; desc++) { 620 if (IFM_MODE(ifmw) == desc->ifmt_word) 621 return desc; 622 } 623 } 624 625 return NULL; 626 } 627 628 static void 629 print_media_word(int ifmw, int print_toptype) 630 { 631 struct ifmedia_description *desc; 632 struct ifmedia_type_to_subtype *ttos; 633 int seen_option = 0, i; 634 635 /* Find the top-level interface type. */ 636 desc = get_toptype_desc(ifmw); 637 ttos = get_toptype_ttos(ifmw); 638 if (desc->ifmt_string == NULL) { 639 printf("<unknown type>"); 640 return; 641 } else if (print_toptype) { 642 printf("%s", desc->ifmt_string); 643 } 644 645 /* 646 * Don't print the top-level type; it's not like we can 647 * change it, or anything. 648 */ 649 650 /* Find subtype. */ 651 desc = get_subtype_desc(ifmw, ttos); 652 if (desc != NULL) 653 goto got_subtype; 654 655 /* Falling to here means unknown subtype. */ 656 printf("<unknown subtype>"); 657 return; 658 659 got_subtype: 660 if (print_toptype) 661 putchar(' '); 662 663 printf("%s", desc->ifmt_string); 664 665 if (print_toptype) { 666 desc = get_mode_desc(ifmw, ttos); 667 if (desc != NULL && strcasecmp("autoselect", desc->ifmt_string)) 668 printf(" mode %s", desc->ifmt_string); 669 } 670 671 /* Find options. */ 672 for (i = 0; ttos->options[i].desc != NULL; i++) { 673 if (ttos->options[i].alias) 674 continue; 675 for (desc = ttos->options[i].desc; 676 desc->ifmt_string != NULL; desc++) { 677 if (ifmw & desc->ifmt_word) { 678 if (seen_option == 0) 679 printf(" <"); 680 printf("%s%s", seen_option++ ? "," : "", 681 desc->ifmt_string); 682 } 683 } 684 } 685 printf("%s", seen_option ? ">" : ""); 686 } 687 688 static void 689 print_media_word_ifconfig(int ifmw) 690 { 691 struct ifmedia_description *desc; 692 struct ifmedia_type_to_subtype *ttos; 693 int i; 694 695 /* Find the top-level interface type. */ 696 desc = get_toptype_desc(ifmw); 697 ttos = get_toptype_ttos(ifmw); 698 if (desc->ifmt_string == NULL) { 699 printf("<unknown type>"); 700 return; 701 } 702 703 /* 704 * Don't print the top-level type; it's not like we can 705 * change it, or anything. 706 */ 707 708 /* Find subtype. */ 709 desc = get_subtype_desc(ifmw, ttos); 710 if (desc != NULL) 711 goto got_subtype; 712 713 /* Falling to here means unknown subtype. */ 714 printf("<unknown subtype>"); 715 return; 716 717 got_subtype: 718 printf("media %s", desc->ifmt_string); 719 720 desc = get_mode_desc(ifmw, ttos); 721 if (desc != NULL) 722 printf(" mode %s", desc->ifmt_string); 723 724 /* Find options. */ 725 for (i = 0; ttos->options[i].desc != NULL; i++) { 726 if (ttos->options[i].alias) 727 continue; 728 for (desc = ttos->options[i].desc; 729 desc->ifmt_string != NULL; desc++) { 730 if (ifmw & desc->ifmt_word) { 731 printf(" mediaopt %s", desc->ifmt_string); 732 } 733 } 734 } 735 } 736 737 /********************************************************************** 738 * ...until here. 739 **********************************************************************/ 740 741 static struct cmd media_cmds[] = { 742 DEF_CMD_ARG("media", setmedia), 743 DEF_CMD_ARG("mode", setmediamode), 744 DEF_CMD_ARG("mediaopt", setmediaopt), 745 DEF_CMD_ARG("-mediaopt",unsetmediaopt), 746 }; 747 static struct afswtch af_media = { 748 .af_name = "af_media", 749 .af_af = AF_UNSPEC, 750 .af_other_status = media_status, 751 }; 752 753 __constructor(123) 754 static void 755 ifmedia_ctor(void) 756 { 757 size_t i; 758 759 for (i = 0; i < nitems(media_cmds); i++) 760 cmd_register(&media_cmds[i]); 761 762 af_register(&af_media); 763 } 764