brconfig.c revision 1.8
1 /* $NetBSD: brconfig.c,v 1.8 2004/10/28 19:40:47 dsl Exp $ */ 2 3 /* 4 * Copyright 2001 Wasabi Systems, Inc. 5 * All rights reserved. 6 * 7 * Written by Jason R. Thorpe for Wasabi Systems, Inc. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed for the NetBSD Project by 20 * Wasabi Systems, Inc. 21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse 22 * or promote products derived from this software without specific prior 23 * written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38 /* 39 * brconfig(8) -- 40 * 41 * Configuration utility for the bridge(4) driver. 42 */ 43 #include <sys/cdefs.h> 44 45 #ifndef lint 46 __RCSID("$NetBSD: brconfig.c,v 1.8 2004/10/28 19:40:47 dsl Exp $"); 47 #endif 48 49 50 #include <sys/param.h> 51 #include <sys/socket.h> 52 #include <sys/ioctl.h> 53 54 #include <net/if.h> 55 #include <net/if_ether.h> 56 #include <net/if_bridgevar.h> 57 58 #include <ctype.h> 59 #include <err.h> 60 #include <errno.h> 61 #include <stdio.h> 62 #include <stdlib.h> 63 #include <string.h> 64 #include <unistd.h> 65 #include <ifaddrs.h> 66 67 struct command { 68 const char *cmd_keyword; 69 int cmd_argcnt; 70 int cmd_flags; 71 void (*cmd_func)(const struct command *, int, const char *, 72 char **); 73 }; 74 75 #define CMD_INVERT 0x01 /* "invert" the sense of the command */ 76 77 void cmd_add(const struct command *, int, const char *, char **); 78 void cmd_delete(const struct command *, int, const char *, char **); 79 void cmd_up(const struct command *, int, const char *, char **); 80 void cmd_down(const struct command *, int, const char *, char **); 81 void cmd_discover(const struct command *, int, const char *, char **); 82 void cmd_learn(const struct command *, int, const char *, char **); 83 void cmd_flush(const struct command *, int, const char *, char **); 84 void cmd_flushall(const struct command *, int, const char *, char **); 85 void cmd_static(const struct command *, int, const char *, char **); 86 void cmd_deladdr(const struct command *, int, const char *, char **); 87 void cmd_addr(const struct command *, int, const char *, char **); 88 void cmd_maxaddr(const struct command *, int, const char *, char **); 89 void cmd_hellotime(const struct command *, int, const char *, char **); 90 void cmd_fwddelay(const struct command *, int, const char *, char **); 91 void cmd_maxage(const struct command *, int, const char *, char **); 92 void cmd_priority(const struct command *, int, const char *, char **); 93 void cmd_ifpriority(const struct command *, int, const char *, char **); 94 void cmd_ifpathcost(const struct command *, int, const char *, char **); 95 void cmd_timeout(const struct command *, int, const char *, char **); 96 void cmd_stp(const struct command *, int, const char *, char **); 97 void cmd_ipf(const struct command *, int, const char *, char **); 98 99 const struct command command_table[] = { 100 { "add", 1, 0, cmd_add }, 101 { "delete", 1, 0, cmd_delete }, 102 103 { "up", 0, 0, cmd_up }, 104 { "down", 0, 0, cmd_down }, 105 106 { "discover", 1, 0, cmd_discover }, 107 { "-discover", 1, CMD_INVERT, cmd_discover }, 108 109 { "learn", 1, 0, cmd_learn }, 110 { "-learn", 1, CMD_INVERT, cmd_learn }, 111 112 { "flush", 0, 0, cmd_flush }, 113 { "flushall", 0, 0, cmd_flushall }, 114 115 { "static", 2, 0, cmd_static }, 116 { "deladdr", 1, 0, cmd_deladdr }, 117 118 { "addr", 0, 0, cmd_addr }, 119 { "maxaddr", 1, 0, cmd_maxaddr }, 120 121 { "hellotime", 1, 0, cmd_hellotime }, 122 { "fwddelay", 1, 0, cmd_fwddelay }, 123 { "maxage", 1, 0, cmd_maxage }, 124 { "priority", 1, 0, cmd_priority }, 125 { "ifpriority", 2, 0, cmd_ifpriority }, 126 { "ifpathcost", 2, 0, cmd_ifpathcost }, 127 { "timeout", 1, 0, cmd_timeout }, 128 { "stp", 1, 0, cmd_stp }, 129 { "-stp", 1, CMD_INVERT, cmd_stp }, 130 131 { "ipf", 0, 0, cmd_ipf }, 132 { "-ipf", 0, CMD_INVERT, cmd_ipf }, 133 134 { NULL, 0, 0, NULL }, 135 }; 136 137 void printall(int); 138 void status(int, const char *); 139 int is_bridge(const char *); 140 void show_config(int, const char *, const char *); 141 void show_interfaces(int, const char *, const char *); 142 void show_addresses(int, const char *, const char *); 143 int get_val(const char *, u_long *); 144 int do_cmd(int, const char *, u_long, void *, size_t, int); 145 void do_ifflag(int, const char *, int, int); 146 void do_bridgeflag(int, const char *, const char *, int, int); 147 148 void printb(const char *, u_int, const char *); 149 150 int main(int, char *[]); 151 void usage(void); 152 153 int aflag; 154 155 struct ifreq g_ifr; 156 int g_ifr_updated; 157 158 #define IFFBITS \ 159 "\020\1UP\2BROADCAST\3DEBUG\4LOOPBACK\5POINTOPOINT\6NOTRAILERS\7RUNNING\10NOARP\ 160 \11PROMISC\12ALLMULTI\13OACTIVE\14SIMPLEX\15LINK0\16LINK1\17LINK2\20MULTICAST" 161 162 int 163 main(int argc, char *argv[]) 164 { 165 const struct command *cmd; 166 char *bridge; 167 int sock, ch; 168 169 if (argc < 2) 170 usage(); 171 172 sock = socket(AF_INET, SOCK_DGRAM, 0); 173 if (sock < 0) 174 err(1, "socket"); 175 176 while ((ch = getopt(argc, argv, "a")) != -1) { 177 switch (ch) { 178 case 'a': 179 aflag = 1; 180 break; 181 182 default: 183 usage(); 184 } 185 } 186 187 argc -= optind; 188 argv += optind; 189 190 if (aflag) { 191 if (argc != 0) 192 usage(); 193 printall(sock); 194 exit(0); 195 } 196 197 if (argc == 0) 198 usage(); 199 200 bridge = argv[0]; 201 202 if (is_bridge(bridge) == 0) 203 errx(1, "%s is not a bridge", bridge); 204 205 /* Get a copy of the interface flags. */ 206 strlcpy(g_ifr.ifr_name, bridge, sizeof(g_ifr.ifr_name)); 207 if (ioctl(sock, SIOCGIFFLAGS, &g_ifr) < 0) 208 err(1, "unable to get interface flags"); 209 210 argc--; 211 argv++; 212 213 if (argc == 0) { 214 status(sock, bridge); 215 exit(0); 216 } 217 218 while (argc != 0) { 219 for (cmd = command_table; cmd->cmd_keyword != NULL; cmd++) { 220 if (strcmp(cmd->cmd_keyword, argv[0]) == 0) 221 break; 222 } 223 if (cmd->cmd_keyword == NULL) 224 errx(1, "unknown command: %s", argv[0]); 225 226 argc--; 227 argv++; 228 229 if (argc < cmd->cmd_argcnt) 230 errx(1, "command %s requires %d argument%s", 231 cmd->cmd_keyword, cmd->cmd_argcnt, 232 cmd->cmd_argcnt == 1 ? "" : "s"); 233 234 (*cmd->cmd_func)(cmd, sock, bridge, argv); 235 236 argc -= cmd->cmd_argcnt; 237 argv += cmd->cmd_argcnt; 238 } 239 240 /* If the flags changed, update them. */ 241 if (g_ifr_updated && ioctl(sock, SIOCSIFFLAGS, &g_ifr) < 0) 242 err(1, "unable to set interface flags"); 243 244 exit (0); 245 } 246 247 void 248 usage(void) 249 { 250 static const char *usage_strings[] = { 251 "-a", 252 "<bridge>", 253 "<bridge> up|down", 254 "<bridge> addr", 255 "<bridge> add <interface>", 256 "<bridge> delete <interface>", 257 "<bridge> maxaddr <size>", 258 "<bridge> timeout <time>", 259 "<bridge> static <interface> <address>", 260 "<bridge> deladdr <address>", 261 "<bridge> flush", 262 "<bridge> flushall", 263 "<bridge> ipf|-ipf", 264 "<bridge> discover|-discover <interface>", 265 "<bridge> learn|-learn <interface>", 266 "<bridge> stp|-stp <interface>", 267 "<bridge> maxage <time>", 268 "<bridge> fwddelay <time>", 269 "<bridge> hellotime <time>", 270 "<bridge> priority <value>", 271 "<bridge> ifpriority <interface> <value>", 272 "<bridge> ifpathcost <interface> <value>", 273 NULL, 274 }; 275 extern const char *__progname; 276 int i; 277 278 for (i = 0; usage_strings[i] != NULL; i++) 279 fprintf(stderr, "%s %s %s\n", 280 i == 0 ? "usage:" : " ", 281 __progname, usage_strings[i]); 282 283 exit(1); 284 } 285 286 int 287 is_bridge(const char *bridge) 288 { 289 290 if (strncmp(bridge, "bridge", 6) != 0 || 291 isdigit((unsigned char)bridge[6]) == 0) 292 return (0); 293 294 return (1); 295 } 296 297 void 298 printb(const char *s, u_int v, const char *bits) 299 { 300 int i, any = 0; 301 char c; 302 303 if (bits && *bits == 8) 304 printf("%s=%o", s, v); 305 else 306 printf("%s=%x", s, v); 307 bits++; 308 if (bits) { 309 putchar('<'); 310 while ((i = *bits++) != 0) { 311 if (v & (1 << (i-1))) { 312 if (any) 313 putchar(','); 314 any = 1; 315 for (; (c = *bits) > 32; bits++) 316 putchar(c); 317 } else 318 for (; *bits > 32; bits++) 319 ; 320 } 321 putchar('>'); 322 } 323 } 324 325 void 326 printall(int sock) 327 { 328 struct ifaddrs *ifap, *ifa; 329 char *p; 330 331 if (getifaddrs(&ifap) != 0) 332 err(1, "getifaddrs"); 333 p = NULL; 334 for (ifa = ifap; ifa != NULL; ifa = ifa->ifa_next) { 335 if (is_bridge(ifa->ifa_name) == 0) 336 continue; 337 if (p != NULL && strcmp(p, ifa->ifa_name) == 0) 338 continue; 339 p = ifa->ifa_name; 340 status(sock, ifa->ifa_name); 341 } 342 343 freeifaddrs(ifap); 344 } 345 346 void 347 status(int sock, const char *bridge) 348 { 349 struct ifreq ifr; 350 struct ifbrparam bp1, bp2; 351 352 memset(&ifr, 0, sizeof(ifr)); 353 354 strlcpy(ifr.ifr_name, bridge, sizeof(ifr.ifr_name)); 355 if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) 356 err(1, "unable to get flags"); 357 358 printf("%s: ", bridge); 359 printb("flags", ifr.ifr_flags, IFFBITS); 360 printf("\n"); 361 362 printf("\tConfiguration:\n"); 363 show_config(sock, bridge, "\t\t"); 364 365 printf("\tInterfaces:\n"); 366 show_interfaces(sock, bridge, "\t\t"); 367 368 if (do_cmd(sock, bridge, BRDGGCACHE, &bp1, sizeof(bp1), 0) < 0) 369 err(1, "unable to get address cache size"); 370 if (do_cmd(sock, bridge, BRDGGTO, &bp2, sizeof(bp2), 0) < 0) 371 err(1, "unable to get address timeout"); 372 373 printf("\tAddress cache (max cache: %u, timeout: %u):\n", 374 bp1.ifbrp_csize, bp2.ifbrp_ctime); 375 show_addresses(sock, bridge, "\t\t"); 376 } 377 378 void 379 show_config(int sock, const char *bridge, const char *prefix) 380 { 381 struct ifbrparam param; 382 u_int32_t ipfflags; 383 u_int16_t pri; 384 u_int8_t ht, fd, ma; 385 386 if (do_cmd(sock, bridge, BRDGGPRI, ¶m, sizeof(param), 0) < 0) 387 err(1, "unable to get bridge priority"); 388 pri = param.ifbrp_prio; 389 390 if (do_cmd(sock, bridge, BRDGGHT, ¶m, sizeof(param), 0) < 0) 391 err(1, "unable to get hellotime"); 392 ht = param.ifbrp_hellotime; 393 394 if (do_cmd(sock, bridge, BRDGGFD, ¶m, sizeof(param), 0) < 0) 395 err(1, "unable to get forward delay"); 396 fd = param.ifbrp_fwddelay; 397 398 if (do_cmd(sock, bridge, BRDGGMA, ¶m, sizeof(param), 0) < 0) 399 err(1, "unable to get max age"); 400 ma = param.ifbrp_maxage; 401 402 printf("%spriority %u hellotime %u fwddelay %u maxage %u\n", 403 prefix, pri, ht, fd, ma); 404 405 if (do_cmd(sock, bridge, BRDGGFILT, ¶m, sizeof(param), 0) < 0) { 406 /* err(1, "unable to get ipfilter status"); */ 407 param.ifbrp_filter = 0; 408 } 409 410 ipfflags = param.ifbrp_filter; 411 printf("%sipfilter %s flags 0x%x\n", prefix, 412 (ipfflags & IFBF_FILT_USEIPF) ? "enabled" : "disabled", 413 ipfflags); 414 } 415 416 void 417 show_interfaces(int sock, const char *bridge, const char *prefix) 418 { 419 static const char *stpstates[] = { 420 "disabled", 421 "listening", 422 "learning", 423 "forwarding", 424 "blocking", 425 }; 426 struct ifbifconf bifc; 427 struct ifbreq *req; 428 char *inbuf = NULL, *ninbuf; 429 int i, len = 8192; 430 431 for (;;) { 432 ninbuf = realloc(inbuf, len); 433 if (ninbuf == NULL) 434 err(1, "unable to allocate interface buffer"); 435 bifc.ifbic_len = len; 436 bifc.ifbic_buf = inbuf = ninbuf; 437 if (do_cmd(sock, bridge, BRDGGIFS, &bifc, sizeof(bifc), 0) < 0) 438 err(1, "unable to get interface list"); 439 if ((bifc.ifbic_len + sizeof(*req)) < len) 440 break; 441 len *= 2; 442 } 443 444 for (i = 0; i < bifc.ifbic_len / sizeof(*req); i++) { 445 req = bifc.ifbic_req + i; 446 printf("%s%s ", prefix, req->ifbr_ifsname); 447 printb("flags", req->ifbr_ifsflags, IFBIFBITS); 448 printf("\n"); 449 printf("%s\t", prefix); 450 printf("port %u priority %u", 451 req->ifbr_portno, req->ifbr_priority); 452 if (req->ifbr_ifsflags & IFBIF_STP) { 453 printf(" path cost %u", req->ifbr_path_cost); 454 if (req->ifbr_state < 455 sizeof(stpstates) / sizeof(stpstates[0])) 456 printf(" %s", stpstates[req->ifbr_state]); 457 else 458 printf(" <unknown state %d>", 459 req->ifbr_state); 460 } 461 printf("\n"); 462 } 463 464 free(inbuf); 465 } 466 467 void 468 show_addresses(int sock, const char *bridge, const char *prefix) 469 { 470 struct ifbaconf ifbac; 471 struct ifbareq *ifba; 472 char *inbuf = NULL, *ninbuf; 473 int i, len = 8192; 474 struct ether_addr ea; 475 476 for (;;) { 477 ninbuf = realloc(inbuf, len); 478 if (ninbuf == NULL) 479 err(1, "unable to allocate address buffer"); 480 ifbac.ifbac_len = len; 481 ifbac.ifbac_buf = inbuf = ninbuf; 482 if (do_cmd(sock, bridge, BRDGRTS, &ifbac, sizeof(ifbac), 0) < 0) 483 err(1, "unable to get address cache"); 484 if ((ifbac.ifbac_len + sizeof(*ifba)) < len) 485 break; 486 len *= 2; 487 } 488 489 for (i = 0; i < ifbac.ifbac_len / sizeof(*ifba); i++) { 490 ifba = ifbac.ifbac_req + i; 491 memcpy(ea.ether_addr_octet, ifba->ifba_dst, 492 sizeof(ea.ether_addr_octet)); 493 printf("%s%s %s %lu ", prefix, ether_ntoa(&ea), 494 ifba->ifba_ifsname, ifba->ifba_expire); 495 printb("flags", ifba->ifba_flags, IFBAFBITS); 496 printf("\n"); 497 } 498 499 free(inbuf); 500 } 501 502 int 503 get_val(const char *cp, u_long *valp) 504 { 505 char *endptr; 506 u_long val; 507 508 errno = 0; 509 val = strtoul(cp, &endptr, 0); 510 if (cp[0] == '\0' || endptr[0] != '\0' || errno == ERANGE) 511 return (-1); 512 513 *valp = val; 514 return (0); 515 } 516 517 int 518 do_cmd(int sock, const char *bridge, u_long op, void *arg, size_t argsize, 519 int set) 520 { 521 struct ifdrv ifd; 522 523 memset(&ifd, 0, sizeof(ifd)); 524 525 strlcpy(ifd.ifd_name, bridge, sizeof(ifd.ifd_name)); 526 ifd.ifd_cmd = op; 527 ifd.ifd_len = argsize; 528 ifd.ifd_data = arg; 529 530 return (ioctl(sock, set ? SIOCSDRVSPEC : SIOCGDRVSPEC, &ifd)); 531 } 532 533 void 534 do_ifflag(int sock, const char *bridge, int flag, int set) 535 { 536 537 if (set) 538 g_ifr.ifr_flags |= flag; 539 else 540 g_ifr.ifr_flags &= ~flag; 541 542 g_ifr_updated = 1; 543 } 544 545 void 546 do_bridgeflag(int sock, const char *bridge, const char *ifs, int flag, 547 int set) 548 { 549 struct ifbreq req; 550 551 strlcpy(req.ifbr_ifsname, ifs, sizeof(req.ifbr_ifsname)); 552 553 if (do_cmd(sock, bridge, BRDGGIFFLGS, &req, sizeof(req), 0) < 0) 554 err(1, "unable to get bridge flags"); 555 556 if (set) 557 req.ifbr_ifsflags |= flag; 558 else 559 req.ifbr_ifsflags &= ~flag; 560 561 if (do_cmd(sock, bridge, BRDGSIFFLGS, &req, sizeof(req), 1) < 0) 562 err(1, "unable to set bridge flags"); 563 } 564 565 void 566 cmd_add(const struct command *cmd, int sock, const char *bridge, 567 char **argv) 568 { 569 struct ifbreq req; 570 571 memset(&req, 0, sizeof(req)); 572 573 strlcpy(req.ifbr_ifsname, argv[0], sizeof(req.ifbr_ifsname)); 574 if (do_cmd(sock, bridge, BRDGADD, &req, sizeof(req), 1) < 0) 575 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 576 } 577 578 void 579 cmd_delete(const struct command *cmd, int sock, const char *bridge, 580 char **argv) 581 { 582 struct ifbreq req; 583 584 memset(&req, 0, sizeof(req)); 585 strlcpy(req.ifbr_ifsname, argv[0], sizeof(req.ifbr_ifsname)); 586 if (do_cmd(sock, bridge, BRDGDEL, &req, sizeof(req), 1) < 0) 587 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 588 } 589 590 void 591 cmd_up(const struct command *cmd, int sock, const char *bridge, 592 char **argv) 593 { 594 595 do_ifflag(sock, bridge, IFF_UP, 1); 596 } 597 598 void 599 cmd_down(const struct command *cmd, int sock, const char *bridge, 600 char **argv) 601 { 602 603 do_ifflag(sock, bridge, IFF_UP, 0); 604 } 605 606 void 607 cmd_discover(const struct command *cmd, int sock, const char *bridge, 608 char **argv) 609 { 610 611 do_bridgeflag(sock, bridge, argv[0], IFBIF_DISCOVER, 612 (cmd->cmd_flags & CMD_INVERT) ? 0 : 1); 613 } 614 615 void 616 cmd_learn(const struct command *cmd, int sock, const char *bridge, 617 char **argv) 618 { 619 620 do_bridgeflag(sock, bridge, argv[0], IFBIF_LEARNING, 621 (cmd->cmd_flags & CMD_INVERT) ? 0 : 1); 622 } 623 624 void 625 cmd_stp(const struct command *cmd, int sock, const char *bridge, 626 char **argv) 627 { 628 629 do_bridgeflag(sock, bridge, argv[0], IFBIF_STP, 630 (cmd->cmd_flags & CMD_INVERT) ? 0 : 1); 631 } 632 633 void 634 cmd_flush(const struct command *cmd, int sock, const char *bridge, 635 char **argv) 636 { 637 struct ifbreq req; 638 639 memset(&req, 0, sizeof(req)); 640 req.ifbr_ifsflags = IFBF_FLUSHDYN; 641 if (do_cmd(sock, bridge, BRDGFLUSH, &req, sizeof(req), 1) < 0) 642 err(1, "%s", cmd->cmd_keyword); 643 } 644 645 void 646 cmd_flushall(const struct command *cmd, int sock, const char *bridge, 647 char **argv) 648 { 649 struct ifbreq req; 650 651 memset(&req, 0, sizeof(req)); 652 req.ifbr_ifsflags = IFBF_FLUSHALL; 653 if (do_cmd(sock, bridge, BRDGFLUSH, &req, sizeof(req), 1) < 0) 654 err(1, "%s", cmd->cmd_keyword); 655 } 656 657 void 658 cmd_static(const struct command *cmd, int sock, const char *bridge, 659 char **argv) 660 { 661 struct ifbareq req; 662 struct ether_addr *ea; 663 664 memset(&req, 0, sizeof(req)); 665 strlcpy(req.ifba_ifsname, argv[0], sizeof(req.ifba_ifsname)); 666 667 ea = ether_aton(argv[1]); 668 if (ea == NULL) 669 errx(1, "%s: invalid address: %s", cmd->cmd_keyword, argv[1]); 670 671 memcpy(req.ifba_dst, ea->ether_addr_octet, sizeof(req.ifba_dst)); 672 req.ifba_flags = IFBAF_STATIC; 673 674 if (do_cmd(sock, bridge, BRDGSADDR, &req, sizeof(req), 1) < 0) 675 err(1, "%s %s %s", cmd->cmd_keyword, argv[0], argv[1]); 676 } 677 678 void 679 cmd_deladdr(const struct command *cmd, int sock, const char *bridge, 680 char **argv) 681 { 682 struct ifbareq req; 683 struct ether_addr *ea; 684 685 memset(&req, 0, sizeof(req)); 686 687 ea = ether_aton(argv[0]); 688 if (ea == NULL) 689 errx(1, "%s: invalid address: %s", cmd->cmd_keyword, argv[0]); 690 691 memcpy(req.ifba_dst, ea->ether_addr_octet, sizeof(req.ifba_dst)); 692 693 if (do_cmd(sock, bridge, BRDGDADDR, &req, sizeof(req), 1) < 0) 694 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 695 } 696 697 void 698 cmd_addr(const struct command *cmd, int sock, const char *bridge, 699 char **argv) 700 { 701 702 show_addresses(sock, bridge, "\t"); 703 } 704 705 void 706 cmd_maxaddr(const struct command *cmd, int sock, const char *bridge, 707 char **argv) 708 { 709 struct ifbrparam param; 710 u_long val; 711 712 if (get_val(argv[0], &val) < 0 || (val & ~0xffffffff) != 0) 713 errx(1, "%s: invalid value: %s", cmd->cmd_keyword, argv[0]); 714 715 param.ifbrp_csize = val & 0xffffffff; 716 717 if (do_cmd(sock, bridge, BRDGSCACHE, ¶m, sizeof(param), 1) < 0) 718 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 719 } 720 721 void 722 cmd_hellotime(const struct command *cmd, int sock, const char *bridge, 723 char **argv) 724 { 725 struct ifbrparam param; 726 u_long val; 727 728 if (get_val(argv[0], &val) < 0 || (val & ~0xff) != 0) 729 errx(1, "%s: invalid value: %s", cmd->cmd_keyword, argv[0]); 730 731 param.ifbrp_hellotime = val & 0xff; 732 733 if (do_cmd(sock, bridge, BRDGSHT, ¶m, sizeof(param), 1) < 0) 734 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 735 } 736 737 void 738 cmd_fwddelay(const struct command *cmd, int sock, const char *bridge, 739 char **argv) 740 { 741 struct ifbrparam param; 742 u_long val; 743 744 if (get_val(argv[0], &val) < 0 || (val & ~0xff) != 0) 745 errx(1, "%s: invalid value: %s", cmd->cmd_keyword, argv[0]); 746 747 param.ifbrp_fwddelay = val & 0xff; 748 749 if (do_cmd(sock, bridge, BRDGSFD, ¶m, sizeof(param), 1) < 0) 750 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 751 } 752 753 void 754 cmd_maxage(const struct command *cmd, int sock, const char *bridge, 755 char **argv) 756 { 757 struct ifbrparam param; 758 u_long val; 759 760 if (get_val(argv[0], &val) < 0 || (val & ~0xff) != 0) 761 errx(1, "%s: invalid value: %s", cmd->cmd_keyword, argv[0]); 762 763 param.ifbrp_maxage = val & 0xff; 764 765 if (do_cmd(sock, bridge, BRDGSMA, ¶m, sizeof(param), 1) < 0) 766 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 767 } 768 769 void 770 cmd_priority(const struct command *cmd, int sock, const char *bridge, 771 char **argv) 772 { 773 struct ifbrparam param; 774 u_long val; 775 776 if (get_val(argv[0], &val) < 0 || (val & ~0xffff) != 0) 777 errx(1, "%s: invalid value: %s", cmd->cmd_keyword, argv[0]); 778 779 param.ifbrp_prio = val & 0xffff; 780 781 if (do_cmd(sock, bridge, BRDGSPRI, ¶m, sizeof(param), 1) < 0) 782 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 783 } 784 785 void 786 cmd_ifpriority(const struct command *cmd, int sock, const char *bridge, 787 char **argv) 788 { 789 struct ifbreq req; 790 u_long val; 791 792 memset(&req, 0, sizeof(req)); 793 794 if (get_val(argv[1], &val) < 0 || (val & ~0xff) != 0) 795 errx(1, "%s: invalid value: %s", cmd->cmd_keyword, argv[1]); 796 797 strlcpy(req.ifbr_ifsname, argv[0], sizeof(req.ifbr_ifsname)); 798 req.ifbr_priority = val & 0xff; 799 800 if (do_cmd(sock, bridge, BRDGSIFPRIO, &req, sizeof(req), 1) < 0) 801 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 802 } 803 804 void 805 cmd_ifpathcost(const struct command *cmd, int sock, const char *bridge, 806 char **argv) 807 { 808 struct ifbreq req; 809 u_long val; 810 811 memset(&req, 0, sizeof(req)); 812 813 if (get_val(argv[1], &val) < 0 || (val & ~0xff) != 0) 814 errx(1, "%s: invalid value: %s", cmd->cmd_keyword, argv[1]); 815 816 strlcpy(req.ifbr_ifsname, argv[0], sizeof(req.ifbr_ifsname)); 817 req.ifbr_path_cost = val & 0xffff; 818 819 if (do_cmd(sock, bridge, BRDGSIFCOST, &req, sizeof(req), 1) < 0) 820 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 821 } 822 823 void 824 cmd_timeout(const struct command *cmd, int sock, const char *bridge, 825 char **argv) 826 { 827 struct ifbrparam param; 828 u_long val; 829 830 if (get_val(argv[0], &val) < 0 || (val & ~0xffffffff) != 0) 831 errx(1, "%s: invalid value: %s", cmd->cmd_keyword, argv[0]); 832 833 param.ifbrp_ctime = val & 0xffffffff; 834 835 if (do_cmd(sock, bridge, BRDGSTO, ¶m, sizeof(param), 1) < 0) 836 err(1, "%s %s", cmd->cmd_keyword, argv[0]); 837 } 838 839 void 840 cmd_ipf(const struct command *cmd, int sock, const char *bridge, 841 char **argv) 842 { 843 struct ifbrparam param; 844 845 if (do_cmd(sock, bridge, BRDGGFILT, ¶m, sizeof(param), 0) < 0) 846 err(1, "%s", cmd->cmd_keyword); 847 848 param.ifbrp_filter &= ~IFBF_FILT_USEIPF; 849 param.ifbrp_filter |= (cmd->cmd_flags & CMD_INVERT) ? 0 : IFBF_FILT_USEIPF; 850 if (do_cmd(sock, bridge, BRDGSFILT, ¶m, sizeof(param), 1) < 0) 851 err(1, "%s %x", cmd->cmd_keyword, param.ifbrp_filter); 852 } 853
Indexes created Tue Sep 30 20:09:53 GMT 2025