usr.sbin/usbconfig/usbconfig.c

   1 /* $FreeBSD$ */
   2 /*-
   3  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   4  *
   5  * Copyright (c) 2008-2009 Hans Petter Selasky. All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <stdint.h>
  32 #include <err.h>
  33 #include <sysexits.h>
  34 #include <string.h>
  35 #include <unistd.h>
  36 #include <pwd.h>
  37 #include <grp.h>
  38 #include <errno.h>
  39 #include <ctype.h>
  40 #include <sys/types.h>
  41
  42 #include <libusb20_desc.h>
  43 #include <libusb20.h>
  44
  45 #include "dump.h"
  46
  47 struct options {
  48         const char *quirkname;
  49         void   *buffer;
  50         int template;
  51         gid_t   gid;
  52         uid_t   uid;
  53         mode_t  mode;
  54         uint32_t got_any;
  55         struct LIBUSB20_CONTROL_SETUP_DECODED setup;
  56         uint16_t bus;
  57         uint16_t addr;
  58         uint16_t iface;
  59         uint16_t vid;
  60         uint16_t pid;
  61         uint16_t lo_rev;                /* inclusive */
  62         uint16_t hi_rev;                /* inclusive */
  63         uint8_t string_index;
  64         uint8_t config_index;
  65         uint8_t alt_index;
  66         uint8_t got_list:1;
  67         uint8_t got_bus:1;
  68         uint8_t got_addr:1;
  69         uint8_t got_set_config:1;
  70         uint8_t got_set_alt:1;
  71         uint8_t got_set_template:1;
  72         uint8_t got_get_template:1;
  73         uint8_t got_suspend:1;
  74         uint8_t got_resume:1;
  75         uint8_t got_reset:1;
  76         uint8_t got_power_off:1;
  77         uint8_t got_power_save:1;
  78         uint8_t got_power_on:1;
  79         uint8_t got_dump_device_quirks:1;
  80         uint8_t got_dump_quirk_names:1;
  81         uint8_t got_dump_all_desc:1;
  82         uint8_t got_dump_device_desc:1;
  83         uint8_t got_dump_curr_config:1;
  84         uint8_t got_dump_all_config:1;
  85         uint8_t got_dump_info:1;
  86         uint8_t got_dump_stats:1;
  87         uint8_t got_show_iface_driver:1;
  88         uint8_t got_remove_device_quirk:1;
  89         uint8_t got_add_device_quirk:1;
  90         uint8_t got_remove_quirk:1;
  91         uint8_t got_add_quirk:1;
  92         uint8_t got_dump_string:1;
  93         uint8_t got_do_request:1;
  94         uint8_t got_detach_kernel_driver:1;
  95 };
  96
  97 struct token {
  98         const char *name;
  99         uint8_t value;
 100         uint8_t narg;
 101 };
 102
 103 enum {
 104         T_SET_CONFIG,
 105         T_SET_ALT,
 106         T_SET_TEMPLATE,
 107         T_GET_TEMPLATE,
 108         T_ADD_DEVICE_QUIRK,
 109         T_REMOVE_DEVICE_QUIRK,
 110         T_ADD_QUIRK,
 111         T_REMOVE_QUIRK,
 112         T_SHOW_IFACE_DRIVER,
 113         T_DETACH_KERNEL_DRIVER,
 114         T_DUMP_QUIRK_NAMES,
 115         T_DUMP_DEVICE_QUIRKS,
 116         T_DUMP_ALL_DESC,
 117         T_DUMP_DEVICE_DESC,
 118         T_DUMP_CURR_CONFIG_DESC,
 119         T_DUMP_ALL_CONFIG_DESC,
 120         T_DUMP_STRING,
 121         T_DUMP_INFO,
 122         T_DUMP_STATS,
 123         T_SUSPEND,
 124         T_RESUME,
 125         T_POWER_OFF,
 126         T_POWER_SAVE,
 127         T_POWER_ON,
 128         T_RESET,
 129         T_LIST,
 130         T_DO_REQUEST,
 131 };
 132
 133 static struct options options;
 134
 135 static const struct token token[] = {
 136         {"set_config", T_SET_CONFIG, 1},
 137         {"set_alt", T_SET_ALT, 1},
 138         {"set_template", T_SET_TEMPLATE, 1},
 139         {"get_template", T_GET_TEMPLATE, 0},
 140         {"add_dev_quirk_vplh", T_ADD_DEVICE_QUIRK, 5},
 141         {"remove_dev_quirk_vplh", T_REMOVE_DEVICE_QUIRK, 5},
 142         {"add_quirk", T_ADD_QUIRK, 1},
 143         {"remove_quirk", T_REMOVE_QUIRK, 1},
 144         {"detach_kernel_driver", T_DETACH_KERNEL_DRIVER, 0},
 145         {"dump_quirk_names", T_DUMP_QUIRK_NAMES, 0},
 146         {"dump_device_quirks", T_DUMP_DEVICE_QUIRKS, 0},
 147         {"dump_all_desc", T_DUMP_ALL_DESC, 0},
 148         {"dump_device_desc", T_DUMP_DEVICE_DESC, 0},
 149         {"dump_curr_config_desc", T_DUMP_CURR_CONFIG_DESC, 0},
 150         {"dump_all_config_desc", T_DUMP_ALL_CONFIG_DESC, 0},
 151         {"dump_string", T_DUMP_STRING, 1},
 152         {"dump_info", T_DUMP_INFO, 0},
 153         {"dump_stats", T_DUMP_STATS, 0},
 154         {"show_ifdrv", T_SHOW_IFACE_DRIVER, 0},
 155         {"suspend", T_SUSPEND, 0},
 156         {"resume", T_RESUME, 0},
 157         {"power_off", T_POWER_OFF, 0},
 158         {"power_save", T_POWER_SAVE, 0},
 159         {"power_on", T_POWER_ON, 0},
 160         {"reset", T_RESET, 0},
 161         {"list", T_LIST, 0},
 162         {"do_request", T_DO_REQUEST, 5},
 163 };
 164
 165 static void
 166 be_dev_remove_quirk(struct libusb20_backend *pbe,
 167     uint16_t vid, uint16_t pid, uint16_t lorev, uint16_t hirev,
 168     const char *str)
 169 {
 170         struct libusb20_quirk q;
 171         int error;
 172
 173         memset(&q, 0, sizeof(q));
 174
 175         q.vid = vid;
 176         q.pid = pid;
 177         q.bcdDeviceLow = lorev;
 178         q.bcdDeviceHigh = hirev;
 179         strlcpy(q.quirkname, str, sizeof(q.quirkname));
 180
 181         error = libusb20_be_remove_dev_quirk(pbe, &q);
 182         if (error) {
 183                 fprintf(stderr, "Removing quirk '%s' failed, continuing.\n", str);
 184         }
 185         return;
 186 }
 187
 188 static void
 189 be_dev_add_quirk(struct libusb20_backend *pbe,
 190     uint16_t vid, uint16_t pid, uint16_t lorev, uint16_t hirev,
 191     const char *str)
 192 {
 193         struct libusb20_quirk q;
 194         int error;
 195
 196         memset(&q, 0, sizeof(q));
 197
 198         q.vid = vid;
 199         q.pid = pid;
 200         q.bcdDeviceLow = lorev;
 201         q.bcdDeviceHigh = hirev;
 202         strlcpy(q.quirkname, str, sizeof(q.quirkname));
 203
 204         error = libusb20_be_add_dev_quirk(pbe, &q);
 205         if (error) {
 206                 fprintf(stderr, "Adding quirk '%s' failed, continuing.\n", str);
 207         }
 208         return;
 209 }
 210
 211 static uint8_t
 212 get_token(const char *str, uint8_t narg)
 213 {
 214         uint8_t n;
 215
 216         for (n = 0; n != (sizeof(token) / sizeof(token[0])); n++) {
 217                 if (strcasecmp(str, token[n].name) == 0) {
 218                         if (token[n].narg > narg) {
 219                                 /* too few arguments */
 220                                 break;
 221                         }
 222                         return (token[n].value);
 223                 }
 224         }
 225         return (0 - 1);
 226 }
 227
 228 static uid_t
 229 num_id(const char *name, const char *type)
 230 {
 231         uid_t val;
 232         char *ep;
 233
 234         errno = 0;
 235         val = strtoul(name, &ep, 0);
 236         if (errno) {
 237                 err(1, "%s", name);
 238         }
 239         if (*ep != '\0') {
 240                 errx(1, "%s: illegal %s name", name, type);
 241         }
 242         return (val);
 243 }
 244
 245 static int
 246 get_int(const char *s)
 247 {
 248         int val;
 249         char *ep;
 250
 251         errno = 0;
 252         val = strtoul(s, &ep, 0);
 253         if (errno) {
 254                 err(1, "%s", s);
 255         }
 256         if (*ep != '\0') {
 257                 errx(1, "illegal number: %s", s);
 258         }
 259         return val;
 260 }
 261
 262 static void
 263 duplicate_option(const char *ptr)
 264 {
 265         fprintf(stderr, "Syntax error: "
 266             "Duplicate option: '%s'\n", ptr);
 267         exit(1);
 268 }
 269
 270 static void
 271 usage(int exitcode)
 272 {
 273         fprintf(stderr, ""
 274             "usbconfig - configure the USB subsystem" "\n"
 275             "usage: usbconfig [-u <busnum>] [-a <devaddr>] [-i <ifaceindex>] [-v] [cmds...]" "\n"
 276             "usage: usbconfig -d [ugen]<busnum>.<devaddr> [-i <ifaceindex>] [-v] [cmds...]" "\n"
 277             "commands:" "\n"
 278             "  set_config <cfg_index>" "\n"
 279             "  set_alt <alt_index>" "\n"
 280             "  set_template <template>" "\n"
 281             "  get_template" "\n"
 282             "  add_dev_quirk_vplh <vid> <pid> <lo_rev> <hi_rev> <quirk>" "\n"
 283             "  remove_dev_quirk_vplh <vid> <pid> <lo_rev> <hi_rev> <quirk>" "\n"
 284             "  add_quirk <quirk>" "\n"
 285             "  remove_quirk <quirk>" "\n"
 286             "  detach_kernel_driver" "\n"
 287             "  dump_quirk_names" "\n"
 288             "  dump_device_quirks" "\n"
 289             "  dump_all_desc" "\n"
 290             "  dump_device_desc" "\n"
 291             "  dump_curr_config_desc" "\n"
 292             "  dump_all_config_desc" "\n"
 293             "  dump_string <index>" "\n"
 294             "  dump_info" "\n"
 295             "  dump_stats" "\n"
 296             "  show_ifdrv" "\n"
 297             "  suspend" "\n"
 298             "  resume" "\n"
 299             "  power_off" "\n"
 300             "  power_save" "\n"
 301             "  power_on" "\n"
 302             "  reset" "\n"
 303             "  list" "\n"
 304             "  do_request <bmReqTyp> <bReq> <wVal> <wIdx> <wLen> <data...>" "\n"
 305         );
 306         exit(exitcode);
 307 }
 308
 309 static void
 310 reset_options(struct options *opt)
 311 {
 312         if (opt->buffer)
 313                 free(opt->buffer);
 314         memset(opt, 0, sizeof(*opt));
 315         return;
 316 }
 317
 318 static void
 319 flush_command(struct libusb20_backend *pbe, struct options *opt)
 320 {
 321         struct libusb20_device *pdev = NULL;
 322         uint32_t matches = 0;
 323         uint8_t dump_any;
 324
 325         /* check for invalid option combinations */
 326         if ((opt->got_suspend +
 327             opt->got_resume +
 328             opt->got_reset +
 329             opt->got_set_config +
 330             opt->got_set_alt +
 331             opt->got_power_save +
 332             opt->got_power_on +
 333             opt->got_power_off) > 1) {
 334                 err(1, "can only specify one of 'set_config', "
 335                     "'set_alt', 'reset', 'suspend', 'resume', "
 336                     "'power_save', 'power_on' and 'power_off' "
 337                     "at the same time!");
 338         }
 339         if (opt->got_dump_quirk_names) {
 340                 opt->got_any--;
 341                 dump_be_quirk_names(pbe);
 342         }
 343         if (opt->got_dump_device_quirks) {
 344                 opt->got_any--;
 345                 dump_be_dev_quirks(pbe);
 346         }
 347         if (opt->got_remove_device_quirk) {
 348                 opt->got_any--;
 349                 be_dev_remove_quirk(pbe,
 350                     opt->vid, opt->pid, opt->lo_rev, opt->hi_rev, opt->quirkname);
 351         }
 352         if (opt->got_add_device_quirk) {
 353                 opt->got_any--;
 354                 be_dev_add_quirk(pbe,
 355                     opt->vid, opt->pid, opt->lo_rev, opt->hi_rev, opt->quirkname);
 356         }
 357         if (opt->got_set_template) {
 358                 opt->got_any--;
 359                 if (libusb20_be_set_template(pbe, opt->template)) {
 360                         fprintf(stderr, "Setting USB template %u failed, "
 361                             "continuing.\n", opt->template);
 362                 }
 363         }
 364         if (opt->got_get_template) {
 365                 opt->got_any--;
 366                 if (libusb20_be_get_template(pbe, &opt->template))
 367                         printf("USB template: <unknown>\n");
 368                 else
 369                         printf("USB template: %u\n", opt->template);
 370         }
 371         if (opt->got_any == 0) {
 372                 /*
 373                  * do not scan through all the devices if there are no valid
 374                  * options
 375                  */
 376                 goto done;
 377         }
 378         while ((pdev = libusb20_be_device_foreach(pbe, pdev))) {
 379
 380                 if (opt->got_bus &&
 381                     (libusb20_dev_get_bus_number(pdev) != opt->bus)) {
 382                         continue;
 383                 }
 384                 if (opt->got_addr &&
 385                     (libusb20_dev_get_address(pdev) != opt->addr)) {
 386                         continue;
 387                 }
 388                 matches++;
 389
 390                 if (opt->got_remove_quirk) {
 391                         struct LIBUSB20_DEVICE_DESC_DECODED *ddesc;
 392
 393                         ddesc = libusb20_dev_get_device_desc(pdev);
 394
 395                         be_dev_remove_quirk(pbe,
 396                             ddesc->idVendor, ddesc->idProduct,
 397                             ddesc->bcdDevice, ddesc->bcdDevice,
 398                             opt->quirkname);
 399                 }
 400
 401                 if (opt->got_add_quirk) {
 402                         struct LIBUSB20_DEVICE_DESC_DECODED *ddesc;
 403
 404                         ddesc = libusb20_dev_get_device_desc(pdev);
 405
 406                         be_dev_add_quirk(pbe,
 407                             ddesc->idVendor, ddesc->idProduct,
 408                             ddesc->bcdDevice, ddesc->bcdDevice,
 409                             opt->quirkname);
 410                 }
 411
 412                 if (libusb20_dev_open(pdev, 0)) {
 413                         err(1, "could not open device");
 414                 }
 415                 if (opt->got_dump_string) {
 416                         dump_string_by_index(pdev, opt->string_index);
 417                 }
 418                 if (opt->got_do_request) {
 419                         uint16_t actlen;
 420                         uint16_t t;
 421
 422                         if (libusb20_dev_request_sync(pdev, &opt->setup,
 423                             opt->buffer, &actlen, 5000 /* 5 seconds */ , 0)) {
 424                                 printf("REQUEST = <ERROR>\n");
 425                         } else if (!(opt->setup.bmRequestType &
 426                             LIBUSB20_ENDPOINT_IN)) {
 427                                 printf("REQUEST = <OK>\n");
 428                         } else {
 429                                 t = actlen;
 430                                 printf("REQUEST = <");
 431                                 for (t = 0; t != actlen; t++) {
 432                                         printf("0x%02x%s",
 433                                             ((uint8_t *)opt->buffer)[t],
 434                                             (t == (actlen - 1)) ? "" : " ");
 435                                 }
 436                                 printf("><");
 437                                 for (t = 0; t != actlen; t++) {
 438                                         char c;
 439
 440                                         c = ((uint8_t *)opt->buffer)[t];
 441                                         if ((c != '<') &&
 442                                             (c != '>') && isprint(c)) {
 443                                                 putchar(c);
 444                                         }
 445                                 }
 446                                 printf(">\n");
 447                         }
 448                 }
 449                 if (opt->got_set_config) {
 450                         if (libusb20_dev_set_config_index(pdev,
 451                             opt->config_index)) {
 452                                 err(1, "could not set config index");
 453                         }
 454                 }
 455                 if (opt->got_set_alt) {
 456                         if (libusb20_dev_set_alt_index(pdev, opt->iface,
 457                             opt->alt_index)) {
 458                                 err(1, "could not set alternate setting");
 459                         }
 460                 }
 461                 if (opt->got_reset) {
 462                         if (libusb20_dev_reset(pdev)) {
 463                                 err(1, "could not reset device");
 464                         }
 465                 }
 466                 if (opt->got_suspend) {
 467                         if (libusb20_dev_set_power_mode(pdev,
 468                             LIBUSB20_POWER_SUSPEND)) {
 469                                 err(1, "could not set suspend");
 470                         }
 471                 }
 472                 if (opt->got_resume) {
 473                         if (libusb20_dev_set_power_mode(pdev,
 474                             LIBUSB20_POWER_RESUME)) {
 475                                 err(1, "could not set resume");
 476                         }
 477                 }
 478                 if (opt->got_power_off) {
 479                         if (libusb20_dev_set_power_mode(pdev,
 480                             LIBUSB20_POWER_OFF)) {
 481                                 err(1, "could not set power OFF");
 482                         }
 483                 }
 484                 if (opt->got_power_save) {
 485                         if (libusb20_dev_set_power_mode(pdev,
 486                             LIBUSB20_POWER_SAVE)) {
 487                                 err(1, "could not set power SAVE");
 488                         }
 489                 }
 490                 if (opt->got_power_on) {
 491                         if (libusb20_dev_set_power_mode(pdev,
 492                             LIBUSB20_POWER_ON)) {
 493                                 err(1, "could not set power ON");
 494                         }
 495                 }
 496                 if (opt->got_detach_kernel_driver) {
 497                         if (libusb20_dev_detach_kernel_driver(pdev, opt->iface)) {
 498                                 err(1, "could not detach kernel driver");
 499                         }
 500                 }
 501                 dump_any =
 502                     (opt->got_dump_all_desc ||
 503                     opt->got_dump_device_desc ||
 504                     opt->got_dump_curr_config ||
 505                     opt->got_dump_all_config ||
 506                     opt->got_dump_info ||
 507                     opt->got_dump_stats);
 508
 509                 if (opt->got_list || dump_any) {
 510                         dump_device_info(pdev,
 511                             opt->got_show_iface_driver);
 512                 }
 513                 if (opt->got_dump_device_desc) {
 514                         printf("\n");
 515                         dump_device_desc(pdev);
 516                 }
 517                 if (opt->got_dump_all_config) {
 518                         printf("\n");
 519                         dump_config(pdev, 1);
 520                 } else if (opt->got_dump_curr_config) {
 521                         printf("\n");
 522                         dump_config(pdev, 0);
 523                 } else if (opt->got_dump_all_desc) {
 524                         printf("\n");
 525                         dump_device_desc(pdev);
 526                         dump_config(pdev, 1);
 527                 }
 528                 if (opt->got_dump_stats) {
 529                         printf("\n");
 530                         dump_device_stats(pdev);
 531                 }
 532                 if (dump_any) {
 533                         printf("\n");
 534                 }
 535                 if (libusb20_dev_close(pdev)) {
 536                         err(1, "could not close device");
 537                 }
 538         }
 539
 540         if (matches == 0) {
 541                 printf("No device match or lack of permissions.\n");
 542         }
 543 done:
 544         reset_options(opt);
 545
 546         return;
 547 }
 548
 549 int
 550 main(int argc, char **argv)
 551 {
 552         struct libusb20_backend *pbe;
 553         struct options *opt = &options;
 554         const char *ptr;
 555         int unit;
 556         int addr;
 557         int n;
 558         int t;
 559         int ch;
 560
 561         if (argc < 1) {
 562                 usage(EX_USAGE);
 563         }
 564         pbe = libusb20_be_alloc_default();
 565         if (pbe == NULL)
 566                 err(1, "could not access USB backend\n");
 567
 568         while ((ch = getopt(argc, argv, "a:d:hi:u:v")) != -1) {
 569                 switch (ch) {
 570                 case 'a':
 571                         opt->addr = num_id(optarg, "addr");
 572                         opt->got_addr = 1;
 573                         break;
 574
 575                 case 'd':
 576                         if (strncmp(optarg, "ugen", strlen("ugen")) == 0) {
 577                                 ptr = optarg + strlen("ugen");
 578                         } else if (strncmp(optarg, "/dev/ugen",
 579                            strlen("/dev/ugen")) == 0) {
 580                                 ptr = optarg + strlen("/dev/ugen");
 581                         } else {
 582                                 ptr = optarg;
 583                         }
 584                         if ((sscanf(ptr, "%d.%d",
 585                             &unit, &addr) != 2) ||
 586                             (unit < 0) || (unit > 65535) ||
 587                             (addr < 0) || (addr > 65535)) {
 588                                 errx(1, "cannot "
 589                                     "parse '%s'", optarg);
 590                         }
 591                         opt->bus = unit;
 592                         opt->addr = addr;
 593                         opt->got_bus = 1;
 594                         opt->got_addr = 1;
 595                         break;
 596
 597                 case 'h':
 598                         usage(EX_OK);
 599                         break;
 600
 601                 case 'i':
 602                         opt->iface = num_id(optarg, "iface");
 603                         break;
 604
 605                 case 'u':
 606                         opt->bus = num_id(optarg, "busnum");
 607                         opt->got_bus = 1;
 608                         break;
 609
 610                 case 'v':
 611                         opt->got_dump_device_desc = 1;
 612                         opt->got_dump_curr_config = 1;
 613                         opt->got_show_iface_driver = 1;
 614                         opt->got_any += 2; /* only the dump options count */
 615                         break;
 616
 617                 default:
 618                         usage(EX_USAGE);
 619                 }
 620         }
 621         argc -= optind;
 622         argv += optind;
 623
 624         for (n = 0; n != argc; n++) {
 625
 626                 /* get number of additional options */
 627                 t = (argc - n - 1);
 628                 if (t > 255)
 629                         t = 255;
 630                 switch (get_token(argv[n], t)) {
 631                 case T_ADD_QUIRK:
 632                         if (opt->got_add_quirk) {
 633                                 flush_command(pbe, opt);
 634                         }
 635                         opt->quirkname = argv[n + 1];
 636                         n++;
 637
 638                         opt->got_add_quirk = 1;
 639                         opt->got_any++;
 640                         break;
 641
 642                 case T_REMOVE_QUIRK:
 643                         if (opt->got_remove_quirk) {
 644                                 flush_command(pbe, opt);
 645                         }
 646                         opt->quirkname = argv[n + 1];
 647                         n++;
 648
 649                         opt->got_remove_quirk = 1;
 650                         opt->got_any++;
 651                         break;
 652
 653                 case T_ADD_DEVICE_QUIRK:
 654                         if (opt->got_add_device_quirk) {
 655                                 flush_command(pbe, opt);
 656                         }
 657                         opt->vid = num_id(argv[n + 1], "Vendor ID");
 658                         opt->pid = num_id(argv[n + 2], "Product ID");
 659                         opt->lo_rev = num_id(argv[n + 3], "Low Revision");
 660                         opt->hi_rev = num_id(argv[n + 4], "High Revision");
 661                         opt->quirkname = argv[n + 5];
 662                         n += 5;
 663
 664                         opt->got_add_device_quirk = 1;
 665                         opt->got_any++;
 666                         break;
 667
 668                 case T_REMOVE_DEVICE_QUIRK:
 669                         if (opt->got_remove_device_quirk) {
 670                                 flush_command(pbe, opt);
 671                         }
 672                         opt->vid = num_id(argv[n + 1], "Vendor ID");
 673                         opt->pid = num_id(argv[n + 2], "Product ID");
 674                         opt->lo_rev = num_id(argv[n + 3], "Low Revision");
 675                         opt->hi_rev = num_id(argv[n + 4], "High Revision");
 676                         opt->quirkname = argv[n + 5];
 677                         n += 5;
 678                         opt->got_remove_device_quirk = 1;
 679                         opt->got_any++;
 680                         break;
 681
 682                 case T_DETACH_KERNEL_DRIVER:
 683                         if (opt->got_detach_kernel_driver)
 684                                 duplicate_option(argv[n]);
 685                         opt->got_detach_kernel_driver = 1;
 686                         opt->got_any++;
 687                         break;
 688
 689                 case T_DUMP_QUIRK_NAMES:
 690                         if (opt->got_dump_quirk_names)
 691                                 duplicate_option(argv[n]);
 692                         opt->got_dump_quirk_names = 1;
 693                         opt->got_any++;
 694                         break;
 695
 696                 case T_DUMP_DEVICE_QUIRKS:
 697                         if (opt->got_dump_device_quirks)
 698                                 duplicate_option(argv[n]);
 699                         opt->got_dump_device_quirks = 1;
 700                         opt->got_any++;
 701                         break;
 702
 703                 case T_SHOW_IFACE_DRIVER:
 704                         opt->got_show_iface_driver = 1;
 705                         break;
 706
 707                 case T_SET_CONFIG:
 708                         if (opt->got_set_config)
 709                                 duplicate_option(argv[n]);
 710                         opt->config_index = num_id(argv[n + 1], "cfg_index");
 711                         opt->got_set_config = 1;
 712                         opt->got_any++;
 713                         n++;
 714                         break;
 715                 case T_SET_ALT:
 716                         if (opt->got_set_alt)
 717                                 duplicate_option(argv[n]);
 718                         opt->alt_index = num_id(argv[n + 1], "cfg_index");
 719                         opt->got_set_alt = 1;
 720                         opt->got_any++;
 721                         n++;
 722                         break;
 723                 case T_SET_TEMPLATE:
 724                         if (opt->got_set_template)
 725                                 duplicate_option(argv[n]);
 726                         opt->template = get_int(argv[n + 1]);
 727                         opt->got_set_template = 1;
 728                         opt->got_any++;
 729                         n++;
 730                         break;
 731                 case T_GET_TEMPLATE:
 732                         if (opt->got_get_template)
 733                                 duplicate_option(argv[n]);
 734                         opt->got_get_template = 1;
 735                         opt->got_any++;
 736                         break;
 737                 case T_DUMP_ALL_DESC:
 738                         if (opt->got_dump_all_desc)
 739                                 duplicate_option(argv[n]);
 740                         opt->got_dump_all_desc = 1;
 741                         opt->got_any++;
 742                         break;
 743                 case T_DUMP_DEVICE_DESC:
 744                         if (opt->got_dump_device_desc)
 745                                 duplicate_option(argv[n]);
 746                         opt->got_dump_device_desc = 1;
 747                         opt->got_any++;
 748                         break;
 749                 case T_DUMP_CURR_CONFIG_DESC:
 750                         if (opt->got_dump_curr_config)
 751                                 duplicate_option(argv[n]);
 752                         opt->got_dump_curr_config = 1;
 753                         opt->got_any++;
 754                         break;
 755                 case T_DUMP_ALL_CONFIG_DESC:
 756                         if (opt->got_dump_all_config)
 757                                 duplicate_option(argv[n]);
 758                         opt->got_dump_all_config = 1;
 759                         opt->got_any++;
 760                         break;
 761                 case T_DUMP_INFO:
 762                         if (opt->got_dump_info)
 763                                 duplicate_option(argv[n]);
 764                         opt->got_dump_info = 1;
 765                         opt->got_any++;
 766                         break;
 767                 case T_DUMP_STATS:
 768                         if (opt->got_dump_stats)
 769                                 duplicate_option(argv[n]);
 770                         opt->got_dump_stats = 1;
 771                         opt->got_any++;
 772                         break;
 773                 case T_DUMP_STRING:
 774                         if (opt->got_dump_string)
 775                                 duplicate_option(argv[n]);
 776                         opt->string_index = num_id(argv[n + 1], "str_index");
 777                         opt->got_dump_string = 1;
 778                         opt->got_any++;
 779                         n++;
 780                         break;
 781                 case T_SUSPEND:
 782                         if (opt->got_suspend)
 783                                 duplicate_option(argv[n]);
 784                         opt->got_suspend = 1;
 785                         opt->got_any++;
 786                         break;
 787                 case T_RESUME:
 788                         if (opt->got_resume)
 789                                 duplicate_option(argv[n]);
 790                         opt->got_resume = 1;
 791                         opt->got_any++;
 792                         break;
 793                 case T_POWER_OFF:
 794                         if (opt->got_power_off)
 795                                 duplicate_option(argv[n]);
 796                         opt->got_power_off = 1;
 797                         opt->got_any++;
 798                         break;
 799                 case T_POWER_SAVE:
 800                         if (opt->got_power_save)
 801                                 duplicate_option(argv[n]);
 802                         opt->got_power_save = 1;
 803                         opt->got_any++;
 804                         break;
 805                 case T_POWER_ON:
 806                         if (opt->got_power_on)
 807                                 duplicate_option(argv[n]);
 808                         opt->got_power_on = 1;
 809                         opt->got_any++;
 810                         break;
 811                 case T_RESET:
 812                         if (opt->got_reset)
 813                                 duplicate_option(argv[n]);
 814                         opt->got_reset = 1;
 815                         opt->got_any++;
 816                         break;
 817                 case T_LIST:
 818                         if (opt->got_list)
 819                                 duplicate_option(argv[n]);
 820                         opt->got_list = 1;
 821                         opt->got_any++;
 822                         break;
 823                 case T_DO_REQUEST:
 824                         if (opt->got_do_request)
 825                                 duplicate_option(argv[n]);
 826                         LIBUSB20_INIT(LIBUSB20_CONTROL_SETUP, &opt->setup);
 827                         opt->setup.bmRequestType = num_id(argv[n + 1], "bmReqTyp");
 828                         opt->setup.bRequest = num_id(argv[n + 2], "bReq");
 829                         opt->setup.wValue = num_id(argv[n + 3], "wVal");
 830                         opt->setup.wIndex = num_id(argv[n + 4], "wIndex");
 831                         opt->setup.wLength = num_id(argv[n + 5], "wLen");
 832                         if (opt->setup.wLength != 0) {
 833                                 opt->buffer = malloc(opt->setup.wLength);
 834                         } else {
 835                                 opt->buffer = NULL;
 836                         }
 837
 838                         n += 5;
 839
 840                         if (!(opt->setup.bmRequestType &
 841                             LIBUSB20_ENDPOINT_IN)) {
 842                                 /* copy in data */
 843                                 t = (argc - n - 1);
 844                                 if (t < opt->setup.wLength) {
 845                                         err(1, "request data missing");
 846                                 }
 847                                 t = opt->setup.wLength;
 848                                 while (t--) {
 849                                         ((uint8_t *)opt->buffer)[t] =
 850                                             num_id(argv[n + t + 1], "req_data");
 851                                 }
 852                                 n += opt->setup.wLength;
 853                         }
 854                         opt->got_do_request = 1;
 855                         opt->got_any++;
 856                         break;
 857                 default:
 858                         if (n == 1) {
 859                                 ptr = argv[n];
 860
 861                                 if ((ptr[0] == 'u') &&
 862                                     (ptr[1] == 'g') &&
 863                                     (ptr[2] == 'e') &&
 864                                     (ptr[3] == 'n'))
 865                                         ptr += 4;
 866
 867                                 if ((sscanf(ptr, "%d.%d",
 868                                     &unit, &addr) != 2) ||
 869                                     (unit < 0) || (unit > 65535) ||
 870                                     (addr < 0) || (addr > 65535)) {
 871                                         usage(EX_USAGE);
 872                                         break;
 873                                 }
 874
 875                                 opt->bus = unit;
 876                                 opt->addr = addr;
 877                                 opt->got_bus = 1;
 878                                 opt->got_addr = 1;
 879                                 break;
 880                         }
 881                         usage(EX_USAGE);
 882                         break;
 883                 }
 884         }
 885         if (opt->got_any) {
 886                 /* flush out last command */
 887                 flush_command(pbe, opt);
 888         } else {
 889                 /* list all the devices */
 890                 opt->got_list = 1;
 891                 opt->got_any++;
 892                 flush_command(pbe, opt);
 893         }
 894         /* release data */
 895         libusb20_be_free(pbe);
 896
 897         return (0);
 898 }