1 /* $NetBSD: ifconfig.c,v 1.34 1997/04/21 01:17:58 lukem Exp $ */ 2 /* $FreeBSD$ */ 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 * 4. 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 * based on sbin/ifconfig/ifmedia.c r221954 66 */ 67 68 #include <sys/param.h> 69 #include <sys/ioctl.h> 70 #include <sys/socket.h> 71 #include <sys/sysctl.h> 72 #include <sys/time.h> 73 74 #include <net/if.h> 75 #include <net/if_dl.h> 76 #include <net/if_types.h> 77 #include <net/if_media.h> 78 #include <net/route.h> 79 80 #include <ctype.h> 81 #include <err.h> 82 #include <errno.h> 83 #include <fcntl.h> 84 #include <stdio.h> 85 #include <stdlib.h> 86 #include <string.h> 87 #include <unistd.h> 88 89 void domediaopt(const char *, int, int); 90 int get_media_subtype(int, const char *); 91 int get_media_mode(int, const char *); 92 int get_media_options(int, const char *); 93 int lookup_media_word(struct ifmedia_description *, const char *); 94 void print_media_word(int, int); 95 void print_media_word_ifconfig(int); 96 97 #if 0 98 static struct ifmedia_description *get_toptype_desc(int); 99 static struct ifmedia_type_to_subtype *get_toptype_ttos(int); 100 static struct ifmedia_description *get_subtype_desc(int, 101 struct ifmedia_type_to_subtype *ttos); 102 103 #define IFM_OPMODE(x) \ 104 ((x) & (IFM_IEEE80211_ADHOC | IFM_IEEE80211_HOSTAP | \ 105 IFM_IEEE80211_IBSS | IFM_IEEE80211_WDS | IFM_IEEE80211_MONITOR | \ 106 IFM_IEEE80211_MBSS)) 107 #define IFM_IEEE80211_STA 0 108 109 static void 110 media_status(int s) 111 { 112 struct ifmediareq ifmr; 113 int *media_list, i; 114 115 (void) memset(&ifmr, 0, sizeof(ifmr)); 116 (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); 117 118 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) { 119 /* 120 * Interface doesn't support SIOC{G,S}IFMEDIA. 121 */ 122 return; 123 } 124 125 if (ifmr.ifm_count == 0) { 126 warnx("%s: no media types?", name); 127 return; 128 } 129 130 media_list = (int *)malloc(ifmr.ifm_count * sizeof(int)); 131 if (media_list == NULL) 132 err(1, "malloc"); 133 ifmr.ifm_ulist = media_list; 134 135 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) 136 err(1, "SIOCGIFMEDIA"); 137 138 printf("\tmedia: "); 139 print_media_word(ifmr.ifm_current, 1); 140 if (ifmr.ifm_active != ifmr.ifm_current) { 141 putchar(' '); 142 putchar('('); 143 print_media_word(ifmr.ifm_active, 0); 144 putchar(')'); 145 } 146 147 putchar('\n'); 148 149 if (ifmr.ifm_status & IFM_AVALID) { 150 printf("\tstatus: "); 151 switch (IFM_TYPE(ifmr.ifm_active)) { 152 case IFM_ETHER: 153 case IFM_ATM: 154 if (ifmr.ifm_status & IFM_ACTIVE) 155 printf("active"); 156 else 157 printf("no carrier"); 158 break; 159 160 case IFM_FDDI: 161 case IFM_TOKEN: 162 if (ifmr.ifm_status & IFM_ACTIVE) 163 printf("inserted"); 164 else 165 printf("no ring"); 166 break; 167 168 case IFM_IEEE80211: 169 if (ifmr.ifm_status & IFM_ACTIVE) { 170 /* NB: only sta mode associates */ 171 if (IFM_OPMODE(ifmr.ifm_active) == IFM_IEEE80211_STA) 172 printf("associated"); 173 else 174 printf("running"); 175 } else 176 printf("no carrier"); 177 break; 178 } 179 putchar('\n'); 180 } 181 182 if (ifmr.ifm_count > 0 && supmedia) { 183 printf("\tsupported media:\n"); 184 for (i = 0; i < ifmr.ifm_count; i++) { 185 printf("\t\t"); 186 print_media_word_ifconfig(media_list[i]); 187 putchar('\n'); 188 } 189 } 190 191 free(media_list); 192 } 193 194 struct ifmediareq * 195 ifmedia_getstate(int s) 196 { 197 static struct ifmediareq *ifmr = NULL; 198 int *mwords; 199 200 if (ifmr == NULL) { 201 ifmr = (struct ifmediareq *)malloc(sizeof(struct ifmediareq)); 202 if (ifmr == NULL) 203 err(1, "malloc"); 204 205 (void) memset(ifmr, 0, sizeof(struct ifmediareq)); 206 (void) strncpy(ifmr->ifm_name, name, 207 sizeof(ifmr->ifm_name)); 208 209 ifmr->ifm_count = 0; 210 ifmr->ifm_ulist = NULL; 211 212 /* 213 * We must go through the motions of reading all 214 * supported media because we need to know both 215 * the current media type and the top-level type. 216 */ 217 218 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)ifmr) < 0) { 219 err(1, "SIOCGIFMEDIA"); 220 } 221 222 if (ifmr->ifm_count == 0) 223 errx(1, "%s: no media types?", name); 224 225 mwords = (int *)malloc(ifmr->ifm_count * sizeof(int)); 226 if (mwords == NULL) 227 err(1, "malloc"); 228 229 ifmr->ifm_ulist = mwords; 230 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)ifmr) < 0) 231 err(1, "SIOCGIFMEDIA"); 232 } 233 234 return ifmr; 235 } 236 237 static void 238 setifmediacallback(int s, void *arg) 239 { 240 struct ifmediareq *ifmr = (struct ifmediareq *)arg; 241 static int did_it = 0; 242 243 if (!did_it) { 244 ifr.ifr_media = ifmr->ifm_current; 245 if (ioctl(s, SIOCSIFMEDIA, (caddr_t)&ifr) < 0) 246 err(1, "SIOCSIFMEDIA (media)"); 247 free(ifmr->ifm_ulist); 248 free(ifmr); 249 did_it = 1; 250 } 251 } 252 253 static void 254 setmedia(const char *val, int d, int s, const struct afswtch *afp) 255 { 256 struct ifmediareq *ifmr; 257 int subtype; 258 259 ifmr = ifmedia_getstate(s); 260 261 /* 262 * We are primarily concerned with the top-level type. 263 * However, "current" may be only IFM_NONE, so we just look 264 * for the top-level type in the first "supported type" 265 * entry. 266 * 267 * (I'm assuming that all supported media types for a given 268 * interface will be the same top-level type..) 269 */ 270 subtype = get_media_subtype(IFM_TYPE(ifmr->ifm_ulist[0]), val); 271 272 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 273 ifr.ifr_media = (ifmr->ifm_current & IFM_IMASK) | 274 IFM_TYPE(ifmr->ifm_ulist[0]) | subtype; 275 276 ifmr->ifm_current = ifr.ifr_media; 277 callback_register(setifmediacallback, (void *)ifmr); 278 } 279 280 static void 281 setmediaopt(const char *val, int d, int s, const struct afswtch *afp) 282 { 283 284 domediaopt(val, 0, s); 285 } 286 287 static void 288 unsetmediaopt(const char *val, int d, int s, const struct afswtch *afp) 289 { 290 291 domediaopt(val, 1, s); 292 } 293 294 static void 295 domediaopt(const char *val, int clear, int s) 296 { 297 struct ifmediareq *ifmr; 298 int options; 299 300 ifmr = ifmedia_getstate(s); 301 302 options = get_media_options(IFM_TYPE(ifmr->ifm_ulist[0]), val); 303 304 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 305 ifr.ifr_media = ifmr->ifm_current; 306 if (clear) 307 ifr.ifr_media &= ~options; 308 else { 309 if (options & IFM_HDX) { 310 ifr.ifr_media &= ~IFM_FDX; 311 options &= ~IFM_HDX; 312 } 313 ifr.ifr_media |= options; 314 } 315 ifmr->ifm_current = ifr.ifr_media; 316 callback_register(setifmediacallback, (void *)ifmr); 317 } 318 319 static void 320 setmediainst(const char *val, int d, int s, const struct afswtch *afp) 321 { 322 struct ifmediareq *ifmr; 323 int inst; 324 325 ifmr = ifmedia_getstate(s); 326 327 inst = atoi(val); 328 if (inst < 0 || inst > (int)IFM_INST_MAX) 329 errx(1, "invalid media instance: %s", val); 330 331 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 332 ifr.ifr_media = (ifmr->ifm_current & ~IFM_IMASK) | inst << IFM_ISHIFT; 333 334 ifmr->ifm_current = ifr.ifr_media; 335 callback_register(setifmediacallback, (void *)ifmr); 336 } 337 338 static void 339 setmediamode(const char *val, int d, int s, const struct afswtch *afp) 340 { 341 struct ifmediareq *ifmr; 342 int mode; 343 344 ifmr = ifmedia_getstate(s); 345 346 mode = get_media_mode(IFM_TYPE(ifmr->ifm_ulist[0]), val); 347 348 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); 349 ifr.ifr_media = (ifmr->ifm_current & ~IFM_MMASK) | mode; 350 351 ifmr->ifm_current = ifr.ifr_media; 352 callback_register(setifmediacallback, (void *)ifmr); 353 } 354 #endif 355 356 /********************************************************************** 357 * A good chunk of this is duplicated from sys/net/ifmedia.c 358 **********************************************************************/ 359 360 static struct ifmedia_description ifm_type_descriptions[] = 361 IFM_TYPE_DESCRIPTIONS; 362 363 static struct ifmedia_description ifm_subtype_ethernet_descriptions[] = 364 IFM_SUBTYPE_ETHERNET_DESCRIPTIONS; 365 366 static struct ifmedia_description ifm_subtype_ethernet_aliases[] = 367 IFM_SUBTYPE_ETHERNET_ALIASES; 368 369 static struct ifmedia_description ifm_subtype_ethernet_option_descriptions[] = 370 IFM_SUBTYPE_ETHERNET_OPTION_DESCRIPTIONS; 371 372 static struct ifmedia_description ifm_subtype_tokenring_descriptions[] = 373 IFM_SUBTYPE_TOKENRING_DESCRIPTIONS; 374 375 static struct ifmedia_description ifm_subtype_tokenring_aliases[] = 376 IFM_SUBTYPE_TOKENRING_ALIASES; 377 378 static struct ifmedia_description ifm_subtype_tokenring_option_descriptions[] = 379 IFM_SUBTYPE_TOKENRING_OPTION_DESCRIPTIONS; 380 381 static struct ifmedia_description ifm_subtype_fddi_descriptions[] = 382 IFM_SUBTYPE_FDDI_DESCRIPTIONS; 383 384 static struct ifmedia_description ifm_subtype_fddi_aliases[] = 385 IFM_SUBTYPE_FDDI_ALIASES; 386 387 static struct ifmedia_description ifm_subtype_fddi_option_descriptions[] = 388 IFM_SUBTYPE_FDDI_OPTION_DESCRIPTIONS; 389 390 static struct ifmedia_description ifm_subtype_ieee80211_descriptions[] = 391 IFM_SUBTYPE_IEEE80211_DESCRIPTIONS; 392 393 static struct ifmedia_description ifm_subtype_ieee80211_aliases[] = 394 IFM_SUBTYPE_IEEE80211_ALIASES; 395 396 static struct ifmedia_description ifm_subtype_ieee80211_option_descriptions[] = 397 IFM_SUBTYPE_IEEE80211_OPTION_DESCRIPTIONS; 398 399 struct ifmedia_description ifm_subtype_ieee80211_mode_descriptions[] = 400 IFM_SUBTYPE_IEEE80211_MODE_DESCRIPTIONS; 401 402 struct ifmedia_description ifm_subtype_ieee80211_mode_aliases[] = 403 IFM_SUBTYPE_IEEE80211_MODE_ALIASES; 404 405 static struct ifmedia_description ifm_subtype_atm_descriptions[] = 406 IFM_SUBTYPE_ATM_DESCRIPTIONS; 407 408 static struct ifmedia_description ifm_subtype_atm_aliases[] = 409 IFM_SUBTYPE_ATM_ALIASES; 410 411 static struct ifmedia_description ifm_subtype_atm_option_descriptions[] = 412 IFM_SUBTYPE_ATM_OPTION_DESCRIPTIONS; 413 414 static struct ifmedia_description ifm_subtype_shared_descriptions[] = 415 IFM_SUBTYPE_SHARED_DESCRIPTIONS; 416 417 static struct ifmedia_description ifm_subtype_shared_aliases[] = 418 IFM_SUBTYPE_SHARED_ALIASES; 419 420 static struct ifmedia_description ifm_shared_option_descriptions[] = 421 IFM_SHARED_OPTION_DESCRIPTIONS; 422 423 static struct ifmedia_description ifm_shared_option_aliases[] = 424 IFM_SHARED_OPTION_ALIASES; 425 426 struct ifmedia_type_to_subtype { 427 struct { 428 struct ifmedia_description *desc; 429 int alias; 430 } subtypes[5]; 431 struct { 432 struct ifmedia_description *desc; 433 int alias; 434 } options[4]; 435 struct { 436 struct ifmedia_description *desc; 437 int alias; 438 } modes[3]; 439 }; 440 441 /* must be in the same order as IFM_TYPE_DESCRIPTIONS */ 442 static struct ifmedia_type_to_subtype ifmedia_types_to_subtypes[] = { 443 { 444 { 445 { &ifm_subtype_shared_descriptions[0], 0 }, 446 { &ifm_subtype_shared_aliases[0], 1 }, 447 { &ifm_subtype_ethernet_descriptions[0], 0 }, 448 { &ifm_subtype_ethernet_aliases[0], 1 }, 449 { NULL, 0 }, 450 }, 451 { 452 { &ifm_shared_option_descriptions[0], 0 }, 453 { &ifm_shared_option_aliases[0], 1 }, 454 { &ifm_subtype_ethernet_option_descriptions[0], 0 }, 455 { NULL, 0 }, 456 }, 457 { 458 { NULL, 0 }, 459 }, 460 }, 461 { 462 { 463 { &ifm_subtype_shared_descriptions[0], 0 }, 464 { &ifm_subtype_shared_aliases[0], 1 }, 465 { &ifm_subtype_tokenring_descriptions[0], 0 }, 466 { &ifm_subtype_tokenring_aliases[0], 1 }, 467 { NULL, 0 }, 468 }, 469 { 470 { &ifm_shared_option_descriptions[0], 0 }, 471 { &ifm_shared_option_aliases[0], 1 }, 472 { &ifm_subtype_tokenring_option_descriptions[0], 0 }, 473 { NULL, 0 }, 474 }, 475 { 476 { NULL, 0 }, 477 }, 478 }, 479 { 480 { 481 { &ifm_subtype_shared_descriptions[0], 0 }, 482 { &ifm_subtype_shared_aliases[0], 1 }, 483 { &ifm_subtype_fddi_descriptions[0], 0 }, 484 { &ifm_subtype_fddi_aliases[0], 1 }, 485 { NULL, 0 }, 486 }, 487 { 488 { &ifm_shared_option_descriptions[0], 0 }, 489 { &ifm_shared_option_aliases[0], 1 }, 490 { &ifm_subtype_fddi_option_descriptions[0], 0 }, 491 { NULL, 0 }, 492 }, 493 { 494 { NULL, 0 }, 495 }, 496 }, 497 { 498 { 499 { &ifm_subtype_shared_descriptions[0], 0 }, 500 { &ifm_subtype_shared_aliases[0], 1 }, 501 { &ifm_subtype_ieee80211_descriptions[0], 0 }, 502 { &ifm_subtype_ieee80211_aliases[0], 1 }, 503 { NULL, 0 }, 504 }, 505 { 506 { &ifm_shared_option_descriptions[0], 0 }, 507 { &ifm_shared_option_aliases[0], 1 }, 508 { &ifm_subtype_ieee80211_option_descriptions[0], 0 }, 509 { NULL, 0 }, 510 }, 511 { 512 { &ifm_subtype_ieee80211_mode_descriptions[0], 0 }, 513 { &ifm_subtype_ieee80211_mode_aliases[0], 0 }, 514 { NULL, 0 }, 515 }, 516 }, 517 { 518 { 519 { &ifm_subtype_shared_descriptions[0], 0 }, 520 { &ifm_subtype_shared_aliases[0], 1 }, 521 { &ifm_subtype_atm_descriptions[0], 0 }, 522 { &ifm_subtype_atm_aliases[0], 1 }, 523 { NULL, 0 }, 524 }, 525 { 526 { &ifm_shared_option_descriptions[0], 0 }, 527 { &ifm_shared_option_aliases[0], 1 }, 528 { &ifm_subtype_atm_option_descriptions[0], 0 }, 529 { NULL, 0 }, 530 }, 531 { 532 { NULL, 0 }, 533 }, 534 }, 535 }; 536 537 int 538 get_media_subtype(int type, const char *val) 539 { 540 struct ifmedia_description *desc; 541 struct ifmedia_type_to_subtype *ttos; 542 int rval, i; 543 544 /* Find the top-level interface type. */ 545 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes; 546 desc->ifmt_string != NULL; desc++, ttos++) 547 if (type == desc->ifmt_word) 548 break; 549 if (desc->ifmt_string == NULL) 550 errx(1, "unknown media type 0x%x", type); 551 552 for (i = 0; ttos->subtypes[i].desc != NULL; i++) { 553 rval = lookup_media_word(ttos->subtypes[i].desc, val); 554 if (rval != -1) 555 return (rval); 556 } 557 errx(1, "unknown media subtype: %s", val); 558 /*NOTREACHED*/ 559 } 560 561 int 562 get_media_mode(int type, const char *val) 563 { 564 struct ifmedia_description *desc; 565 struct ifmedia_type_to_subtype *ttos; 566 int rval, i; 567 568 /* Find the top-level interface type. */ 569 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes; 570 desc->ifmt_string != NULL; desc++, ttos++) 571 if (type == desc->ifmt_word) 572 break; 573 if (desc->ifmt_string == NULL) 574 errx(1, "unknown media mode 0x%x", type); 575 576 for (i = 0; ttos->modes[i].desc != NULL; i++) { 577 rval = lookup_media_word(ttos->modes[i].desc, val); 578 if (rval != -1) 579 return (rval); 580 } 581 return -1; 582 } 583 584 int 585 get_media_options(int type, const char *val) 586 { 587 struct ifmedia_description *desc; 588 struct ifmedia_type_to_subtype *ttos; 589 char *optlist, *optptr; 590 int option = 0, i, rval = 0; 591 592 /* We muck with the string, so copy it. */ 593 optlist = strdup(val); 594 if (optlist == NULL) 595 err(1, "strdup"); 596 597 /* Find the top-level interface type. */ 598 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes; 599 desc->ifmt_string != NULL; desc++, ttos++) 600 if (type == desc->ifmt_word) 601 break; 602 if (desc->ifmt_string == NULL) 603 errx(1, "unknown media type 0x%x", type); 604 605 /* 606 * Look up the options in the user-provided comma-separated 607 * list. 608 */ 609 optptr = optlist; 610 for (; (optptr = strtok(optptr, ",")) != NULL; optptr = NULL) { 611 for (i = 0; ttos->options[i].desc != NULL; i++) { 612 option = lookup_media_word(ttos->options[i].desc, optptr); 613 if (option != -1) 614 break; 615 } 616 if (option == 0) 617 errx(1, "unknown option: %s", optptr); 618 rval |= option; 619 } 620 621 free(optlist); 622 return (rval); 623 } 624 625 int 626 lookup_media_word(struct ifmedia_description *desc, const char *val) 627 { 628 629 for (; desc->ifmt_string != NULL; desc++) 630 if (strcasecmp(desc->ifmt_string, val) == 0) 631 return (desc->ifmt_word); 632 633 return (-1); 634 } 635 636 static struct ifmedia_description *get_toptype_desc(int ifmw) 637 { 638 struct ifmedia_description *desc; 639 640 for (desc = ifm_type_descriptions; desc->ifmt_string != NULL; desc++) 641 if (IFM_TYPE(ifmw) == desc->ifmt_word) 642 break; 643 644 return desc; 645 } 646 647 static struct ifmedia_type_to_subtype *get_toptype_ttos(int ifmw) 648 { 649 struct ifmedia_description *desc; 650 struct ifmedia_type_to_subtype *ttos; 651 652 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes; 653 desc->ifmt_string != NULL; desc++, ttos++) 654 if (IFM_TYPE(ifmw) == desc->ifmt_word) 655 break; 656 657 return ttos; 658 } 659 660 static struct ifmedia_description *get_subtype_desc(int ifmw, 661 struct ifmedia_type_to_subtype *ttos) 662 { 663 int i; 664 struct ifmedia_description *desc; 665 666 for (i = 0; ttos->subtypes[i].desc != NULL; i++) { 667 if (ttos->subtypes[i].alias) 668 continue; 669 for (desc = ttos->subtypes[i].desc; 670 desc->ifmt_string != NULL; desc++) { 671 if (IFM_SUBTYPE(ifmw) == desc->ifmt_word) 672 return desc; 673 } 674 } 675 676 return NULL; 677 } 678 679 static struct ifmedia_description *get_mode_desc(int ifmw, 680 struct ifmedia_type_to_subtype *ttos) 681 { 682 int i; 683 struct ifmedia_description *desc; 684 685 for (i = 0; ttos->modes[i].desc != NULL; i++) { 686 if (ttos->modes[i].alias) 687 continue; 688 for (desc = ttos->modes[i].desc; 689 desc->ifmt_string != NULL; desc++) { 690 if (IFM_MODE(ifmw) == desc->ifmt_word) 691 return desc; 692 } 693 } 694 695 return NULL; 696 } 697 698 void 699 print_media_word(int ifmw, int print_toptype) 700 { 701 struct ifmedia_description *desc; 702 struct ifmedia_type_to_subtype *ttos; 703 int seen_option = 0, i; 704 705 /* Find the top-level interface type. */ 706 desc = get_toptype_desc(ifmw); 707 ttos = get_toptype_ttos(ifmw); 708 if (desc->ifmt_string == NULL) { 709 printf("<unknown type>"); 710 return; 711 } else if (print_toptype) { 712 printf("%s", desc->ifmt_string); 713 } 714 715 /* 716 * Don't print the top-level type; it's not like we can 717 * change it, or anything. 718 */ 719 720 /* Find subtype. */ 721 desc = get_subtype_desc(ifmw, ttos); 722 if (desc == NULL) { 723 printf("<unknown subtype>"); 724 return; 725 } 726 727 if (print_toptype) 728 putchar(' '); 729 730 printf("%s", desc->ifmt_string); 731 732 if (print_toptype) { 733 desc = get_mode_desc(ifmw, ttos); 734 if (desc != NULL && strcasecmp("autoselect", desc->ifmt_string)) 735 printf(" mode %s", desc->ifmt_string); 736 } 737 738 /* Find options. */ 739 for (i = 0; ttos->options[i].desc != NULL; i++) { 740 if (ttos->options[i].alias) 741 continue; 742 for (desc = ttos->options[i].desc; 743 desc->ifmt_string != NULL; desc++) { 744 if (ifmw & desc->ifmt_word) { 745 if (seen_option == 0) 746 printf(" <"); 747 printf("%s%s", seen_option++ ? "," : "", 748 desc->ifmt_string); 749 } 750 } 751 } 752 printf("%s", seen_option ? ">" : ""); 753 754 if (print_toptype && IFM_INST(ifmw) != 0) 755 printf(" instance %d", IFM_INST(ifmw)); 756 } 757 758 void 759 print_media_word_ifconfig(int ifmw) 760 { 761 struct ifmedia_description *desc; 762 struct ifmedia_type_to_subtype *ttos; 763 int seen_option = 0, i; 764 765 /* Find the top-level interface type. */ 766 desc = get_toptype_desc(ifmw); 767 ttos = get_toptype_ttos(ifmw); 768 if (desc->ifmt_string == NULL) { 769 printf("<unknown type>"); 770 return; 771 } 772 773 /* 774 * Don't print the top-level type; it's not like we can 775 * change it, or anything. 776 */ 777 778 /* Find subtype. */ 779 desc = get_subtype_desc(ifmw, ttos); 780 if (desc == NULL) { 781 printf("<unknown subtype>"); 782 return; 783 } 784 785 printf("media %s", desc->ifmt_string); 786 787 desc = get_mode_desc(ifmw, ttos); 788 if (desc != NULL) 789 printf(" mode %s", desc->ifmt_string); 790 791 /* Find options. */ 792 for (i = 0; ttos->options[i].desc != NULL; i++) { 793 if (ttos->options[i].alias) 794 continue; 795 for (desc = ttos->options[i].desc; 796 desc->ifmt_string != NULL; desc++) { 797 if (ifmw & desc->ifmt_word) { 798 if (seen_option == 0) 799 printf(" mediaopt "); 800 printf("%s%s", seen_option++ ? "," : "", 801 desc->ifmt_string); 802 } 803 } 804 } 805 806 if (IFM_INST(ifmw) != 0) 807 printf(" instance %d", IFM_INST(ifmw)); 808 } 809 810 /********************************************************************** 811 * ...until here. 812 **********************************************************************/ 813