1 /* $FreeBSD: stable/10/usr.sbin/usbconfig/usbconfig.c 356408 2020-01-06 09:40:59Z hselasky $ */
2 /*-
3 * Copyright (c) 2008-2009 Hans Petter Selasky. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <stdint.h>
30 #include <err.h>
31 #include <string.h>
32 #include <pwd.h>
33 #include <grp.h>
34 #include <errno.h>
35 #include <ctype.h>
36 #include <sys/types.h>
37
38 #include <libusb20_desc.h>
39 #include <libusb20.h>
40
41 #include "dump.h"
42
43 struct options {
44 const char *quirkname;
45 void *buffer;
46 int template;
47 gid_t gid;
48 uid_t uid;
49 mode_t mode;
50 uint32_t got_any;
51 struct LIBUSB20_CONTROL_SETUP_DECODED setup;
52 uint16_t bus;
53 uint16_t addr;
54 uint16_t iface;
55 uint16_t vid;
56 uint16_t pid;
57 uint16_t lo_rev; /* inclusive */
58 uint16_t hi_rev; /* inclusive */
59 uint8_t string_index;
60 uint8_t config_index;
61 uint8_t alt_index;
62 uint8_t got_list:1;
63 uint8_t got_bus:1;
64 uint8_t got_addr:1;
65 uint8_t got_iface:1;
66 uint8_t got_set_config:1;
67 uint8_t got_set_alt:1;
68 uint8_t got_set_template:1;
69 uint8_t got_get_template:1;
70 uint8_t got_suspend:1;
71 uint8_t got_resume:1;
72 uint8_t got_reset:1;
73 uint8_t got_power_off:1;
74 uint8_t got_power_save:1;
75 uint8_t got_power_on:1;
76 uint8_t got_dump_device_quirks:1;
77 uint8_t got_dump_quirk_names:1;
78 uint8_t got_dump_all_desc:1;
79 uint8_t got_dump_device_desc:1;
80 uint8_t got_dump_curr_config:1;
81 uint8_t got_dump_all_config:1;
82 uint8_t got_dump_info:1;
83 uint8_t got_dump_stats:1;
84 uint8_t got_show_iface_driver:1;
85 uint8_t got_remove_device_quirk:1;
86 uint8_t got_add_device_quirk:1;
87 uint8_t got_remove_quirk:1;
88 uint8_t got_add_quirk:1;
89 uint8_t got_dump_string:1;
90 uint8_t got_do_request:1;
91 uint8_t got_detach_kernel_driver:1;
92 };
93
94 struct token {
95 const char *name;
96 uint8_t value;
97 uint8_t narg;
98 };
99
100 enum {
101 T_UNIT,
102 T_ADDR,
103 T_UGEN,
104 T_IFACE,
105 T_SET_CONFIG,
106 T_SET_ALT,
107 T_SET_TEMPLATE,
108 T_GET_TEMPLATE,
109 T_ADD_DEVICE_QUIRK,
110 T_REMOVE_DEVICE_QUIRK,
111 T_ADD_QUIRK,
112 T_REMOVE_QUIRK,
113 T_SHOW_IFACE_DRIVER,
114 T_DETACH_KERNEL_DRIVER,
115 T_DUMP_QUIRK_NAMES,
116 T_DUMP_DEVICE_QUIRKS,
117 T_DUMP_ALL_DESC,
118 T_DUMP_DEVICE_DESC,
119 T_DUMP_CURR_CONFIG_DESC,
120 T_DUMP_ALL_CONFIG_DESC,
121 T_DUMP_STRING,
122 T_DUMP_INFO,
123 T_DUMP_STATS,
124 T_SUSPEND,
125 T_RESUME,
126 T_POWER_OFF,
127 T_POWER_SAVE,
128 T_POWER_ON,
129 T_RESET,
130 T_LIST,
131 T_DO_REQUEST,
132 };
133
134 static struct options options;
135
136 static const struct token token[] = {
137 {"-u", T_UNIT, 1},
138 {"-a", T_ADDR, 1},
139 {"-d", T_UGEN, 1},
140 {"-i", T_IFACE, 1},
141 {"set_config", T_SET_CONFIG, 1},
142 {"set_alt", T_SET_ALT, 1},
143 {"set_template", T_SET_TEMPLATE, 1},
144 {"get_template", T_GET_TEMPLATE, 0},
145 {"add_dev_quirk_vplh", T_ADD_DEVICE_QUIRK, 5},
146 {"remove_dev_quirk_vplh", T_REMOVE_DEVICE_QUIRK, 5},
147 {"add_quirk", T_ADD_QUIRK, 1},
148 {"remove_quirk", T_REMOVE_QUIRK, 1},
149 {"detach_kernel_driver", T_DETACH_KERNEL_DRIVER, 0},
150 {"dump_quirk_names", T_DUMP_QUIRK_NAMES, 0},
151 {"dump_device_quirks", T_DUMP_DEVICE_QUIRKS, 0},
152 {"dump_all_desc", T_DUMP_ALL_DESC, 0},
153 {"dump_device_desc", T_DUMP_DEVICE_DESC, 0},
154 {"dump_curr_config_desc", T_DUMP_CURR_CONFIG_DESC, 0},
155 {"dump_all_config_desc", T_DUMP_ALL_CONFIG_DESC, 0},
156 {"dump_string", T_DUMP_STRING, 1},
157 {"dump_info", T_DUMP_INFO, 0},
158 {"dump_stats", T_DUMP_STATS, 0},
159 {"show_ifdrv", T_SHOW_IFACE_DRIVER, 0},
160 {"suspend", T_SUSPEND, 0},
161 {"resume", T_RESUME, 0},
162 {"power_off", T_POWER_OFF, 0},
163 {"power_save", T_POWER_SAVE, 0},
164 {"power_on", T_POWER_ON, 0},
165 {"reset", T_RESET, 0},
166 {"list", T_LIST, 0},
167 {"do_request", T_DO_REQUEST, 5},
168 };
169
170 static void
be_dev_remove_quirk(struct libusb20_backend * pbe,uint16_t vid,uint16_t pid,uint16_t lorev,uint16_t hirev,const char * str)171 be_dev_remove_quirk(struct libusb20_backend *pbe,
172 uint16_t vid, uint16_t pid, uint16_t lorev, uint16_t hirev,
173 const char *str)
174 {
175 struct libusb20_quirk q;
176 int error;
177
178 memset(&q, 0, sizeof(q));
179
180 q.vid = vid;
181 q.pid = pid;
182 q.bcdDeviceLow = lorev;
183 q.bcdDeviceHigh = hirev;
184 strlcpy(q.quirkname, str, sizeof(q.quirkname));
185
186 error = libusb20_be_remove_dev_quirk(pbe, &q);
187 if (error) {
188 fprintf(stderr, "Removing quirk '%s' failed, continuing.\n", str);
189 }
190 return;
191 }
192
193 static void
be_dev_add_quirk(struct libusb20_backend * pbe,uint16_t vid,uint16_t pid,uint16_t lorev,uint16_t hirev,const char * str)194 be_dev_add_quirk(struct libusb20_backend *pbe,
195 uint16_t vid, uint16_t pid, uint16_t lorev, uint16_t hirev,
196 const char *str)
197 {
198 struct libusb20_quirk q;
199 int error;
200
201 memset(&q, 0, sizeof(q));
202
203 q.vid = vid;
204 q.pid = pid;
205 q.bcdDeviceLow = lorev;
206 q.bcdDeviceHigh = hirev;
207 strlcpy(q.quirkname, str, sizeof(q.quirkname));
208
209 error = libusb20_be_add_dev_quirk(pbe, &q);
210 if (error) {
211 fprintf(stderr, "Adding quirk '%s' failed, continuing.\n", str);
212 }
213 return;
214 }
215
216 static uint8_t
get_token(const char * str,uint8_t narg)217 get_token(const char *str, uint8_t narg)
218 {
219 uint8_t n;
220
221 for (n = 0; n != (sizeof(token) / sizeof(token[0])); n++) {
222 if (strcasecmp(str, token[n].name) == 0) {
223 if (token[n].narg > narg) {
224 /* too few arguments */
225 break;
226 }
227 return (token[n].value);
228 }
229 }
230 return (0 - 1);
231 }
232
233 static uid_t
num_id(const char * name,const char * type)234 num_id(const char *name, const char *type)
235 {
236 uid_t val;
237 char *ep;
238
239 errno = 0;
240 val = strtoul(name, &ep, 0);
241 if (errno) {
242 err(1, "%s", name);
243 }
244 if (*ep != '\0') {
245 errx(1, "%s: illegal %s name", name, type);
246 }
247 return (val);
248 }
249
250 static int
get_int(const char * s)251 get_int(const char *s)
252 {
253 int val;
254 char *ep;
255
256 errno = 0;
257 val = strtoul(s, &ep, 0);
258 if (errno) {
259 err(1, "%s", s);
260 }
261 if (*ep != '\0') {
262 errx(1, "illegal number: %s", s);
263 }
264 return val;
265 }
266
267 static void
duplicate_option(const char * ptr)268 duplicate_option(const char *ptr)
269 {
270 fprintf(stderr, "Syntax error: "
271 "Duplicate option: '%s'\n", ptr);
272 exit(1);
273 }
274
275 static void
usage(void)276 usage(void)
277 {
278 fprintf(stderr, ""
279 "usbconfig - configure the USB subsystem" "\n"
280 "usage: usbconfig -u <busnum> -a <devaddr> -i <ifaceindex> [cmds...]" "\n"
281 "usage: usbconfig -d [ugen]<busnum>.<devaddr> -i <ifaceindex> [cmds...]" "\n"
282 "commands:" "\n"
283 " set_config <cfg_index>" "\n"
284 " set_alt <alt_index>" "\n"
285 " set_template <template>" "\n"
286 " get_template" "\n"
287 " add_dev_quirk_vplh <vid> <pid> <lo_rev> <hi_rev> <quirk>" "\n"
288 " remove_dev_quirk_vplh <vid> <pid> <lo_rev> <hi_rev> <quirk>" "\n"
289 " add_quirk <quirk>" "\n"
290 " remove_quirk <quirk>" "\n"
291 " detach_kernel_driver" "\n"
292 " dump_quirk_names" "\n"
293 " dump_device_quirks" "\n"
294 " dump_all_desc" "\n"
295 " dump_device_desc" "\n"
296 " dump_curr_config_desc" "\n"
297 " dump_all_config_desc" "\n"
298 " dump_string <index>" "\n"
299 " dump_info" "\n"
300 " dump_stats" "\n"
301 " show_ifdrv" "\n"
302 " suspend" "\n"
303 " resume" "\n"
304 " power_off" "\n"
305 " power_save" "\n"
306 " power_on" "\n"
307 " reset" "\n"
308 " list" "\n"
309 " do_request <bmReqTyp> <bReq> <wVal> <wIdx> <wLen> <data...>" "\n"
310 );
311 exit(1);
312 }
313
314 static void
reset_options(struct options * opt)315 reset_options(struct options *opt)
316 {
317 if (opt->buffer)
318 free(opt->buffer);
319 memset(opt, 0, sizeof(*opt));
320 return;
321 }
322
323 static void
flush_command(struct libusb20_backend * pbe,struct options * opt)324 flush_command(struct libusb20_backend *pbe, struct options *opt)
325 {
326 struct libusb20_device *pdev = NULL;
327 uint32_t matches = 0;
328 uint8_t dump_any;
329
330 /* check for invalid option combinations */
331 if ((opt->got_suspend +
332 opt->got_resume +
333 opt->got_reset +
334 opt->got_set_config +
335 opt->got_set_alt +
336 opt->got_power_save +
337 opt->got_power_on +
338 opt->got_power_off) > 1) {
339 err(1, "can only specify one of 'set_config', "
340 "'set_alt', 'reset', 'suspend', 'resume', "
341 "'power_save', 'power_on' and 'power_off' "
342 "at the same time!");
343 }
344 if (opt->got_dump_quirk_names) {
345 opt->got_any--;
346 dump_be_quirk_names(pbe);
347 }
348 if (opt->got_dump_device_quirks) {
349 opt->got_any--;
350 dump_be_dev_quirks(pbe);
351 }
352 if (opt->got_remove_device_quirk) {
353 opt->got_any--;
354 be_dev_remove_quirk(pbe,
355 opt->vid, opt->pid, opt->lo_rev, opt->hi_rev, opt->quirkname);
356 }
357 if (opt->got_add_device_quirk) {
358 opt->got_any--;
359 be_dev_add_quirk(pbe,
360 opt->vid, opt->pid, opt->lo_rev, opt->hi_rev, opt->quirkname);
361 }
362 if (opt->got_set_template) {
363 opt->got_any--;
364 if (libusb20_be_set_template(pbe, opt->template)) {
365 fprintf(stderr, "Setting USB template %u failed, "
366 "continuing.\n", opt->template);
367 }
368 }
369 if (opt->got_get_template) {
370 opt->got_any--;
371 if (libusb20_be_get_template(pbe, &opt->template))
372 printf("USB template: <unknown>\n");
373 else
374 printf("USB template: %u\n", opt->template);
375 }
376 if (opt->got_any == 0) {
377 /*
378 * do not scan through all the devices if there are no valid
379 * options
380 */
381 goto done;
382 }
383 while ((pdev = libusb20_be_device_foreach(pbe, pdev))) {
384
385 if (opt->got_bus &&
386 (libusb20_dev_get_bus_number(pdev) != opt->bus)) {
387 continue;
388 }
389 if (opt->got_addr &&
390 (libusb20_dev_get_address(pdev) != opt->addr)) {
391 continue;
392 }
393 matches++;
394
395 if (opt->got_remove_quirk) {
396 struct LIBUSB20_DEVICE_DESC_DECODED *ddesc;
397
398 ddesc = libusb20_dev_get_device_desc(pdev);
399
400 be_dev_remove_quirk(pbe,
401 ddesc->idVendor, ddesc->idProduct,
402 ddesc->bcdDevice, ddesc->bcdDevice,
403 opt->quirkname);
404 }
405
406 if (opt->got_add_quirk) {
407 struct LIBUSB20_DEVICE_DESC_DECODED *ddesc;
408
409 ddesc = libusb20_dev_get_device_desc(pdev);
410
411 be_dev_add_quirk(pbe,
412 ddesc->idVendor, ddesc->idProduct,
413 ddesc->bcdDevice, ddesc->bcdDevice,
414 opt->quirkname);
415 }
416
417 if (libusb20_dev_open(pdev, 0)) {
418 err(1, "could not open device");
419 }
420 if (opt->got_dump_string) {
421 dump_string_by_index(pdev, opt->string_index);
422 }
423 if (opt->got_do_request) {
424 uint16_t actlen;
425 uint16_t t;
426
427 if (libusb20_dev_request_sync(pdev, &opt->setup,
428 opt->buffer, &actlen, 5000 /* 5 seconds */ , 0)) {
429 printf("REQUEST = <ERROR>\n");
430 } else if (!(opt->setup.bmRequestType &
431 LIBUSB20_ENDPOINT_IN)) {
432 printf("REQUEST = <OK>\n");
433 } else {
434 t = actlen;
435 printf("REQUEST = <");
436 for (t = 0; t != actlen; t++) {
437 printf("0x%02x%s",
438 ((uint8_t *)opt->buffer)[t],
439 (t == (actlen - 1)) ? "" : " ");
440 }
441 printf("><");
442 for (t = 0; t != actlen; t++) {
443 char c;
444
445 c = ((uint8_t *)opt->buffer)[t];
446 if ((c != '<') &&
447 (c != '>') && isprint(c)) {
448 putchar(c);
449 }
450 }
451 printf(">\n");
452 }
453 }
454 if (opt->got_set_config) {
455 if (libusb20_dev_set_config_index(pdev,
456 opt->config_index)) {
457 err(1, "could not set config index");
458 }
459 }
460 if (opt->got_set_alt) {
461 if (libusb20_dev_set_alt_index(pdev, opt->iface,
462 opt->alt_index)) {
463 err(1, "could not set alternate setting");
464 }
465 }
466 if (opt->got_reset) {
467 if (libusb20_dev_reset(pdev)) {
468 err(1, "could not reset device");
469 }
470 }
471 if (opt->got_suspend) {
472 if (libusb20_dev_set_power_mode(pdev,
473 LIBUSB20_POWER_SUSPEND)) {
474 err(1, "could not set suspend");
475 }
476 }
477 if (opt->got_resume) {
478 if (libusb20_dev_set_power_mode(pdev,
479 LIBUSB20_POWER_RESUME)) {
480 err(1, "could not set resume");
481 }
482 }
483 if (opt->got_power_off) {
484 if (libusb20_dev_set_power_mode(pdev,
485 LIBUSB20_POWER_OFF)) {
486 err(1, "could not set power OFF");
487 }
488 }
489 if (opt->got_power_save) {
490 if (libusb20_dev_set_power_mode(pdev,
491 LIBUSB20_POWER_SAVE)) {
492 err(1, "could not set power SAVE");
493 }
494 }
495 if (opt->got_power_on) {
496 if (libusb20_dev_set_power_mode(pdev,
497 LIBUSB20_POWER_ON)) {
498 err(1, "could not set power ON");
499 }
500 }
501 if (opt->got_detach_kernel_driver) {
502 if (libusb20_dev_detach_kernel_driver(pdev, opt->iface)) {
503 err(1, "could not detach kernel driver");
504 }
505 }
506 dump_any =
507 (opt->got_dump_all_desc ||
508 opt->got_dump_device_desc ||
509 opt->got_dump_curr_config ||
510 opt->got_dump_all_config ||
511 opt->got_dump_info ||
512 opt->got_dump_stats);
513
514 if (opt->got_list || dump_any) {
515 dump_device_info(pdev,
516 opt->got_show_iface_driver);
517 }
518 if (opt->got_dump_device_desc) {
519 printf("\n");
520 dump_device_desc(pdev);
521 }
522 if (opt->got_dump_all_config) {
523 printf("\n");
524 dump_config(pdev, 1);
525 } else if (opt->got_dump_curr_config) {
526 printf("\n");
527 dump_config(pdev, 0);
528 } else if (opt->got_dump_all_desc) {
529 printf("\n");
530 dump_device_desc(pdev);
531 dump_config(pdev, 1);
532 }
533 if (opt->got_dump_stats) {
534 printf("\n");
535 dump_device_stats(pdev);
536 }
537 if (dump_any) {
538 printf("\n");
539 }
540 if (libusb20_dev_close(pdev)) {
541 err(1, "could not close device");
542 }
543 }
544
545 if (matches == 0) {
546 printf("No device match or lack of permissions.\n");
547 }
548 done:
549 reset_options(opt);
550
551 return;
552 }
553
554 int
main(int argc,char ** argv)555 main(int argc, char **argv)
556 {
557 struct libusb20_backend *pbe;
558 struct options *opt = &options;
559 const char *ptr;
560 int unit;
561 int addr;
562 int n;
563 int t;
564
565 if (argc < 1) {
566 usage();
567 }
568 pbe = libusb20_be_alloc_default();
569 if (pbe == NULL)
570 err(1, "could not access USB backend\n");
571
572 for (n = 1; n != argc; n++) {
573
574 /* get number of additional options */
575 t = (argc - n - 1);
576 if (t > 255)
577 t = 255;
578 switch (get_token(argv[n], t)) {
579 case T_ADD_QUIRK:
580 if (opt->got_add_quirk) {
581 flush_command(pbe, opt);
582 }
583 opt->quirkname = argv[n + 1];
584 n++;
585
586 opt->got_add_quirk = 1;
587 opt->got_any++;
588 break;
589
590 case T_REMOVE_QUIRK:
591 if (opt->got_remove_quirk) {
592 flush_command(pbe, opt);
593 }
594 opt->quirkname = argv[n + 1];
595 n++;
596
597 opt->got_remove_quirk = 1;
598 opt->got_any++;
599 break;
600
601 case T_ADD_DEVICE_QUIRK:
602 if (opt->got_add_device_quirk) {
603 flush_command(pbe, opt);
604 }
605 opt->vid = num_id(argv[n + 1], "Vendor ID");
606 opt->pid = num_id(argv[n + 2], "Product ID");
607 opt->lo_rev = num_id(argv[n + 3], "Low Revision");
608 opt->hi_rev = num_id(argv[n + 4], "High Revision");
609 opt->quirkname = argv[n + 5];
610 n += 5;
611
612 opt->got_add_device_quirk = 1;
613 opt->got_any++;
614 break;
615
616 case T_REMOVE_DEVICE_QUIRK:
617 if (opt->got_remove_device_quirk) {
618 flush_command(pbe, opt);
619 }
620 opt->vid = num_id(argv[n + 1], "Vendor ID");
621 opt->pid = num_id(argv[n + 2], "Product ID");
622 opt->lo_rev = num_id(argv[n + 3], "Low Revision");
623 opt->hi_rev = num_id(argv[n + 4], "High Revision");
624 opt->quirkname = argv[n + 5];
625 n += 5;
626 opt->got_remove_device_quirk = 1;
627 opt->got_any++;
628 break;
629
630 case T_DETACH_KERNEL_DRIVER:
631 if (opt->got_detach_kernel_driver)
632 duplicate_option(argv[n]);
633 opt->got_detach_kernel_driver = 1;
634 opt->got_any++;
635 break;
636
637 case T_DUMP_QUIRK_NAMES:
638 if (opt->got_dump_quirk_names)
639 duplicate_option(argv[n]);
640 opt->got_dump_quirk_names = 1;
641 opt->got_any++;
642 break;
643
644 case T_DUMP_DEVICE_QUIRKS:
645 if (opt->got_dump_device_quirks)
646 duplicate_option(argv[n]);
647 opt->got_dump_device_quirks = 1;
648 opt->got_any++;
649 break;
650
651 case T_SHOW_IFACE_DRIVER:
652 opt->got_show_iface_driver = 1;
653 break;
654
655 case T_UGEN:
656 if (opt->got_any) {
657 /* allow multiple commands on the same line */
658 flush_command(pbe, opt);
659 }
660 ptr = argv[n + 1];
661
662 if ((ptr[0] == 'u') &&
663 (ptr[1] == 'g') &&
664 (ptr[2] == 'e') &&
665 (ptr[3] == 'n'))
666 ptr += 4;
667
668 if ((sscanf(ptr, "%d.%d",
669 &unit, &addr) != 2) ||
670 (unit < 0) || (unit > 65535) ||
671 (addr < 0) || (addr > 65535)) {
672 errx(1, "cannot "
673 "parse '%s'", argv[n + 1]);
674 }
675 opt->bus = unit;
676 opt->addr = addr;
677 opt->got_bus = 1;
678 opt->got_addr = 1;
679 n++;
680 break;
681
682 case T_UNIT:
683 if (opt->got_any) {
684 /* allow multiple commands on the same line */
685 flush_command(pbe, opt);
686 }
687 opt->bus = num_id(argv[n + 1], "busnum");
688 opt->got_bus = 1;
689 n++;
690 break;
691 case T_ADDR:
692 opt->addr = num_id(argv[n + 1], "addr");
693 opt->got_addr = 1;
694 n++;
695 break;
696 case T_IFACE:
697 opt->iface = num_id(argv[n + 1], "iface");
698 opt->got_iface = 1;
699 n++;
700 break;
701 case T_SET_CONFIG:
702 if (opt->got_set_config)
703 duplicate_option(argv[n]);
704 opt->config_index = num_id(argv[n + 1], "cfg_index");
705 opt->got_set_config = 1;
706 opt->got_any++;
707 n++;
708 break;
709 case T_SET_ALT:
710 if (opt->got_set_alt)
711 duplicate_option(argv[n]);
712 opt->alt_index = num_id(argv[n + 1], "cfg_index");
713 opt->got_set_alt = 1;
714 opt->got_any++;
715 n++;
716 break;
717 case T_SET_TEMPLATE:
718 if (opt->got_set_template)
719 duplicate_option(argv[n]);
720 opt->template = get_int(argv[n + 1]);
721 opt->got_set_template = 1;
722 opt->got_any++;
723 n++;
724 break;
725 case T_GET_TEMPLATE:
726 if (opt->got_get_template)
727 duplicate_option(argv[n]);
728 opt->got_get_template = 1;
729 opt->got_any++;
730 break;
731 case T_DUMP_ALL_DESC:
732 if (opt->got_dump_all_desc)
733 duplicate_option(argv[n]);
734 opt->got_dump_all_desc = 1;
735 opt->got_any++;
736 break;
737 case T_DUMP_DEVICE_DESC:
738 if (opt->got_dump_device_desc)
739 duplicate_option(argv[n]);
740 opt->got_dump_device_desc = 1;
741 opt->got_any++;
742 break;
743 case T_DUMP_CURR_CONFIG_DESC:
744 if (opt->got_dump_curr_config)
745 duplicate_option(argv[n]);
746 opt->got_dump_curr_config = 1;
747 opt->got_any++;
748 break;
749 case T_DUMP_ALL_CONFIG_DESC:
750 if (opt->got_dump_all_config)
751 duplicate_option(argv[n]);
752 opt->got_dump_all_config = 1;
753 opt->got_any++;
754 break;
755 case T_DUMP_INFO:
756 if (opt->got_dump_info)
757 duplicate_option(argv[n]);
758 opt->got_dump_info = 1;
759 opt->got_any++;
760 break;
761 case T_DUMP_STATS:
762 if (opt->got_dump_stats)
763 duplicate_option(argv[n]);
764 opt->got_dump_stats = 1;
765 opt->got_any++;
766 break;
767 case T_DUMP_STRING:
768 if (opt->got_dump_string)
769 duplicate_option(argv[n]);
770 opt->string_index = num_id(argv[n + 1], "str_index");
771 opt->got_dump_string = 1;
772 opt->got_any++;
773 n++;
774 break;
775 case T_SUSPEND:
776 if (opt->got_suspend)
777 duplicate_option(argv[n]);
778 opt->got_suspend = 1;
779 opt->got_any++;
780 break;
781 case T_RESUME:
782 if (opt->got_resume)
783 duplicate_option(argv[n]);
784 opt->got_resume = 1;
785 opt->got_any++;
786 break;
787 case T_POWER_OFF:
788 if (opt->got_power_off)
789 duplicate_option(argv[n]);
790 opt->got_power_off = 1;
791 opt->got_any++;
792 break;
793 case T_POWER_SAVE:
794 if (opt->got_power_save)
795 duplicate_option(argv[n]);
796 opt->got_power_save = 1;
797 opt->got_any++;
798 break;
799 case T_POWER_ON:
800 if (opt->got_power_on)
801 duplicate_option(argv[n]);
802 opt->got_power_on = 1;
803 opt->got_any++;
804 break;
805 case T_RESET:
806 if (opt->got_reset)
807 duplicate_option(argv[n]);
808 opt->got_reset = 1;
809 opt->got_any++;
810 break;
811 case T_LIST:
812 if (opt->got_list)
813 duplicate_option(argv[n]);
814 opt->got_list = 1;
815 opt->got_any++;
816 break;
817 case T_DO_REQUEST:
818 if (opt->got_do_request)
819 duplicate_option(argv[n]);
820 LIBUSB20_INIT(LIBUSB20_CONTROL_SETUP, &opt->setup);
821 opt->setup.bmRequestType = num_id(argv[n + 1], "bmReqTyp");
822 opt->setup.bRequest = num_id(argv[n + 2], "bReq");
823 opt->setup.wValue = num_id(argv[n + 3], "wVal");
824 opt->setup.wIndex = num_id(argv[n + 4], "wIndex");
825 opt->setup.wLength = num_id(argv[n + 5], "wLen");
826 if (opt->setup.wLength != 0) {
827 opt->buffer = malloc(opt->setup.wLength);
828 } else {
829 opt->buffer = NULL;
830 }
831
832 n += 5;
833
834 if (!(opt->setup.bmRequestType &
835 LIBUSB20_ENDPOINT_IN)) {
836 /* copy in data */
837 t = (argc - n - 1);
838 if (t < opt->setup.wLength) {
839 err(1, "request data missing");
840 }
841 t = opt->setup.wLength;
842 while (t--) {
843 ((uint8_t *)opt->buffer)[t] =
844 num_id(argv[n + t + 1], "req_data");
845 }
846 n += opt->setup.wLength;
847 }
848 opt->got_do_request = 1;
849 opt->got_any++;
850 break;
851 default:
852 if (n == 1) {
853 ptr = argv[n];
854
855 if ((ptr[0] == 'u') &&
856 (ptr[1] == 'g') &&
857 (ptr[2] == 'e') &&
858 (ptr[3] == 'n'))
859 ptr += 4;
860
861 if ((sscanf(ptr, "%d.%d",
862 &unit, &addr) != 2) ||
863 (unit < 0) || (unit > 65535) ||
864 (addr < 0) || (addr > 65535)) {
865 usage();
866 break;
867 }
868
869 opt->bus = unit;
870 opt->addr = addr;
871 opt->got_bus = 1;
872 opt->got_addr = 1;
873 break;
874 }
875 usage();
876 break;
877 }
878 }
879 if (opt->got_any) {
880 /* flush out last command */
881 flush_command(pbe, opt);
882 } else {
883 /* list all the devices */
884 opt->got_list = 1;
885 opt->got_any++;
886 flush_command(pbe, opt);
887 }
888 /* release data */
889 libusb20_be_free(pbe);
890
891 return (0);
892 }
893