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libusb_udevice.c
1
21#include <stdio.h>
22#include <stdlib.h>
23#include <string.h>
24
25#include <winpr/assert.h>
26#include <winpr/cast.h>
27#include <winpr/wtypes.h>
28#include <winpr/sysinfo.h>
29#include <winpr/collections.h>
30
31#include <errno.h>
32
33#include "libusb_udevice.h"
34#include "msusb.h"
35#include "../common/urbdrc_types.h"
36
37#define BASIC_STATE_FUNC_DEFINED(_arg, _type) \
38 static _type udev_get_##_arg(IUDEVICE* idev) \
39 { \
40 UDEVICE* pdev = (UDEVICE*)idev; \
41 return pdev->_arg; \
42 } \
43 static void udev_set_##_arg(IUDEVICE* idev, _type _t) \
44 { \
45 UDEVICE* pdev = (UDEVICE*)idev; \
46 pdev->_arg = _t; \
47 }
48
49#define BASIC_POINT_FUNC_DEFINED(_arg, _type) \
50 static _type udev_get_p_##_arg(IUDEVICE* idev) \
51 { \
52 UDEVICE* pdev = (UDEVICE*)idev; \
53 return pdev->_arg; \
54 } \
55 static void udev_set_p_##_arg(IUDEVICE* idev, _type _t) \
56 { \
57 UDEVICE* pdev = (UDEVICE*)idev; \
58 pdev->_arg = _t; \
59 }
60
61#define BASIC_STATE_FUNC_REGISTER(_arg, _dev) \
62 _dev->iface.get_##_arg = udev_get_##_arg; \
63 (_dev)->iface.set_##_arg = udev_set_##_arg
64
65#if LIBUSB_API_VERSION >= 0x01000103
66#define HAVE_STREAM_ID_API 1
67#endif
68
69typedef struct
70{
71 wStream* data;
72 BOOL noack;
73 UINT32 MessageId;
74 UINT32 StartFrame;
75 UINT32 ErrorCount;
76 IUDEVICE* idev;
77 UINT32 OutputBufferSize;
78 GENERIC_CHANNEL_CALLBACK* callback;
79 t_isoch_transfer_cb cb;
80 wArrayList* queue;
81#if !defined(HAVE_STREAM_ID_API)
82 UINT32 streamID;
83#endif
84} ASYNC_TRANSFER_USER_DATA;
85
86static void request_free(void* value);
87
88static struct libusb_transfer* list_contains(wArrayList* list, UINT32 streamID)
89{
90 size_t count = 0;
91 if (!list)
92 return NULL;
93 count = ArrayList_Count(list);
94 for (size_t x = 0; x < count; x++)
95 {
96 struct libusb_transfer* transfer = ArrayList_GetItem(list, x);
97
98#if defined(HAVE_STREAM_ID_API)
99 const UINT32 currentID = libusb_transfer_get_stream_id(transfer);
100#else
101 const ASYNC_TRANSFER_USER_DATA* user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
102 const UINT32 currentID = user_data->streamID;
103#endif
104 if (currentID == streamID)
105 return transfer;
106 }
107 return NULL;
108}
109
110static UINT32 stream_id_from_buffer(struct libusb_transfer* transfer)
111{
112 if (!transfer)
113 return 0;
114#if defined(HAVE_STREAM_ID_API)
115 return libusb_transfer_get_stream_id(transfer);
116#else
117 ASYNC_TRANSFER_USER_DATA* user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
118 if (!user_data)
119 return 0;
120 return user_data->streamID;
121#endif
122}
123
124static void set_stream_id_for_buffer(struct libusb_transfer* transfer, UINT32 streamID)
125{
126#if defined(HAVE_STREAM_ID_API)
127 libusb_transfer_set_stream_id(transfer, streamID);
128#else
129 ASYNC_TRANSFER_USER_DATA* user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
130 if (!user_data)
131 return;
132 user_data->streamID = streamID;
133#endif
134}
135
136WINPR_ATTR_FORMAT_ARG(3, 8)
137static BOOL log_libusb_result_(wLog* log, DWORD lvl, WINPR_FORMAT_ARG const char* fmt,
138 const char* fkt, const char* file, size_t line, int error, ...)
139{
140 WINPR_UNUSED(file);
141
142 if (error < 0)
143 {
144 char buffer[8192] = { 0 };
145 va_list ap = { 0 };
146 va_start(ap, error);
147 (void)vsnprintf(buffer, sizeof(buffer), fmt, ap);
148 va_end(ap);
149
150 WLog_Print(log, lvl, "[%s:%" PRIuz "]: %s: error %s[%d]", fkt, line, buffer,
151 libusb_error_name(error), error);
152 return TRUE;
153 }
154 return FALSE;
155}
156
157#define log_libusb_result(log, lvl, fmt, error, ...) \
158 log_libusb_result_((log), (lvl), (fmt), __func__, __FILE__, __LINE__, error, ##__VA_ARGS__)
159
160const char* usb_interface_class_to_string(uint8_t c_class)
161{
162 switch (c_class)
163 {
164 case LIBUSB_CLASS_PER_INTERFACE:
165 return "LIBUSB_CLASS_PER_INTERFACE";
166 case LIBUSB_CLASS_AUDIO:
167 return "LIBUSB_CLASS_AUDIO";
168 case LIBUSB_CLASS_COMM:
169 return "LIBUSB_CLASS_COMM";
170 case LIBUSB_CLASS_HID:
171 return "LIBUSB_CLASS_HID";
172 case LIBUSB_CLASS_PHYSICAL:
173 return "LIBUSB_CLASS_PHYSICAL";
174 case LIBUSB_CLASS_PRINTER:
175 return "LIBUSB_CLASS_PRINTER";
176 case LIBUSB_CLASS_IMAGE:
177 return "LIBUSB_CLASS_IMAGE";
178 case LIBUSB_CLASS_MASS_STORAGE:
179 return "LIBUSB_CLASS_MASS_STORAGE";
180 case LIBUSB_CLASS_HUB:
181 return "LIBUSB_CLASS_HUB";
182 case LIBUSB_CLASS_DATA:
183 return "LIBUSB_CLASS_DATA";
184 case LIBUSB_CLASS_SMART_CARD:
185 return "LIBUSB_CLASS_SMART_CARD";
186 case LIBUSB_CLASS_CONTENT_SECURITY:
187 return "LIBUSB_CLASS_CONTENT_SECURITY";
188 case LIBUSB_CLASS_VIDEO:
189 return "LIBUSB_CLASS_VIDEO";
190 case LIBUSB_CLASS_PERSONAL_HEALTHCARE:
191 return "LIBUSB_CLASS_PERSONAL_HEALTHCARE";
192 case LIBUSB_CLASS_DIAGNOSTIC_DEVICE:
193 return "LIBUSB_CLASS_DIAGNOSTIC_DEVICE";
194 case LIBUSB_CLASS_WIRELESS:
195 return "LIBUSB_CLASS_WIRELESS";
196 case LIBUSB_CLASS_APPLICATION:
197 return "LIBUSB_CLASS_APPLICATION";
198 case LIBUSB_CLASS_VENDOR_SPEC:
199 return "LIBUSB_CLASS_VENDOR_SPEC";
200 default:
201 return "UNKNOWN_DEVICE_CLASS";
202 }
203}
204
205static ASYNC_TRANSFER_USER_DATA* async_transfer_user_data_new(IUDEVICE* idev, UINT32 MessageId,
206 size_t offset, size_t BufferSize,
207 const BYTE* data, size_t packetSize,
208 BOOL NoAck, t_isoch_transfer_cb cb,
209 GENERIC_CHANNEL_CALLBACK* callback)
210{
211 ASYNC_TRANSFER_USER_DATA* user_data = NULL;
212 UDEVICE* pdev = (UDEVICE*)idev;
213
214 if (BufferSize > UINT32_MAX)
215 return NULL;
216
217 user_data = calloc(1, sizeof(ASYNC_TRANSFER_USER_DATA));
218 if (!user_data)
219 return NULL;
220
221 user_data->data = Stream_New(NULL, offset + BufferSize + packetSize);
222
223 if (!user_data->data)
224 {
225 free(user_data);
226 return NULL;
227 }
228
229 Stream_Seek(user_data->data, offset); /* Skip header offset */
230 if (data)
231 memcpy(Stream_Pointer(user_data->data), data, BufferSize);
232 else
233 user_data->OutputBufferSize = (UINT32)BufferSize;
234
235 user_data->noack = NoAck;
236 user_data->cb = cb;
237 user_data->callback = callback;
238 user_data->idev = idev;
239 user_data->MessageId = MessageId;
240
241 user_data->queue = pdev->request_queue;
242
243 return user_data;
244}
245
246static void async_transfer_user_data_free(ASYNC_TRANSFER_USER_DATA* user_data)
247{
248 if (user_data)
249 {
250 Stream_Free(user_data->data, TRUE);
251 free(user_data);
252 }
253}
254
255static void LIBUSB_CALL func_iso_callback(struct libusb_transfer* transfer)
256{
257 ASYNC_TRANSFER_USER_DATA* user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
258 const UINT32 streamID = stream_id_from_buffer(transfer);
259 wArrayList* list = user_data->queue;
260
261 ArrayList_Lock(list);
262 switch (transfer->status)
263 {
264 case LIBUSB_TRANSFER_COMPLETED:
265 {
266 UINT32 index = 0;
267 BYTE* dataStart = Stream_Pointer(user_data->data);
268 Stream_SetPosition(user_data->data,
269 40); /* TS_URB_ISOCH_TRANSFER_RESULT IsoPacket offset */
270
271 for (uint32_t i = 0; i < WINPR_ASSERTING_INT_CAST(uint32_t, transfer->num_iso_packets);
272 i++)
273 {
274 const UINT32 act_len = transfer->iso_packet_desc[i].actual_length;
275 Stream_Write_UINT32(user_data->data, index);
276 Stream_Write_UINT32(user_data->data, act_len);
277 Stream_Write_UINT32(user_data->data, transfer->iso_packet_desc[i].status);
278
279 if (transfer->iso_packet_desc[i].status != USBD_STATUS_SUCCESS)
280 user_data->ErrorCount++;
281 else
282 {
283 const unsigned char* packetBuffer =
284 libusb_get_iso_packet_buffer_simple(transfer, i);
285 BYTE* data = dataStart + index;
286
287 if (data != packetBuffer)
288 memmove(data, packetBuffer, act_len);
289
290 index += act_len;
291 }
292 }
293 }
294 /* fallthrough */
295 WINPR_FALLTHROUGH
296 case LIBUSB_TRANSFER_CANCELLED:
297 /* fallthrough */
298 WINPR_FALLTHROUGH
299 case LIBUSB_TRANSFER_TIMED_OUT:
300 /* fallthrough */
301 WINPR_FALLTHROUGH
302 case LIBUSB_TRANSFER_ERROR:
303 {
304 const UINT32 InterfaceId =
305 ((STREAM_ID_PROXY << 30) | user_data->idev->get_ReqCompletion(user_data->idev));
306
307 if (list_contains(list, streamID))
308 {
309 if (!user_data->noack)
310 {
311 const UINT32 RequestID = streamID & INTERFACE_ID_MASK;
312 user_data->cb(user_data->idev, user_data->callback, user_data->data,
313 InterfaceId, user_data->noack, user_data->MessageId, RequestID,
314 WINPR_ASSERTING_INT_CAST(uint32_t, transfer->num_iso_packets),
315 transfer->status, user_data->StartFrame, user_data->ErrorCount,
316 user_data->OutputBufferSize);
317 user_data->data = NULL;
318 }
319 ArrayList_Remove(list, transfer);
320 }
321 }
322 break;
323 default:
324 break;
325 }
326 ArrayList_Unlock(list);
327}
328
329static const LIBUSB_ENDPOINT_DESCEIPTOR* func_get_ep_desc(LIBUSB_CONFIG_DESCRIPTOR* LibusbConfig,
330 MSUSB_CONFIG_DESCRIPTOR* MsConfig,
331 UINT32 EndpointAddress)
332{
333 MSUSB_INTERFACE_DESCRIPTOR** MsInterfaces = MsConfig->MsInterfaces;
334 const LIBUSB_INTERFACE* interface = LibusbConfig->interface;
335
336 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
337 {
338 BYTE alt = MsInterfaces[inum]->AlternateSetting;
339 const LIBUSB_ENDPOINT_DESCEIPTOR* endpoint = interface[inum].altsetting[alt].endpoint;
340
341 for (UINT32 pnum = 0; pnum < MsInterfaces[inum]->NumberOfPipes; pnum++)
342 {
343 if (endpoint[pnum].bEndpointAddress == EndpointAddress)
344 {
345 return &endpoint[pnum];
346 }
347 }
348 }
349
350 return NULL;
351}
352
353static void LIBUSB_CALL func_bulk_transfer_cb(struct libusb_transfer* transfer)
354{
355 ASYNC_TRANSFER_USER_DATA* user_data = NULL;
356 uint32_t streamID = 0;
357 wArrayList* list = NULL;
358
359 user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
360 if (!user_data)
361 {
362 WLog_ERR(TAG, "Invalid transfer->user_data!");
363 return;
364 }
365 list = user_data->queue;
366 ArrayList_Lock(list);
367 streamID = stream_id_from_buffer(transfer);
368
369 if (list_contains(list, streamID))
370 {
371 const UINT32 InterfaceId =
372 ((STREAM_ID_PROXY << 30) | user_data->idev->get_ReqCompletion(user_data->idev));
373 const UINT32 RequestID = streamID & INTERFACE_ID_MASK;
374
375 user_data->cb(user_data->idev, user_data->callback, user_data->data, InterfaceId,
376 user_data->noack, user_data->MessageId, RequestID,
377 WINPR_ASSERTING_INT_CAST(uint32_t, transfer->num_iso_packets),
378 transfer->status, user_data->StartFrame, user_data->ErrorCount,
379 WINPR_ASSERTING_INT_CAST(uint32_t, transfer->actual_length));
380 user_data->data = NULL;
381 ArrayList_Remove(list, transfer);
382 }
383 ArrayList_Unlock(list);
384}
385
386static BOOL func_set_usbd_status(URBDRC_PLUGIN* urbdrc, UDEVICE* pdev, UINT32* status,
387 int err_result)
388{
389 if (!urbdrc || !status)
390 return FALSE;
391
392 switch (err_result)
393 {
394 case LIBUSB_SUCCESS:
395 *status = USBD_STATUS_SUCCESS;
396 break;
397
398 case LIBUSB_ERROR_IO:
399 *status = USBD_STATUS_STALL_PID;
400 break;
401
402 case LIBUSB_ERROR_INVALID_PARAM:
403 *status = USBD_STATUS_INVALID_PARAMETER;
404 break;
405
406 case LIBUSB_ERROR_ACCESS:
407 *status = USBD_STATUS_NOT_ACCESSED;
408 break;
409
410 case LIBUSB_ERROR_NO_DEVICE:
411 *status = USBD_STATUS_DEVICE_GONE;
412
413 if (pdev)
414 {
415 if (!(pdev->status & URBDRC_DEVICE_NOT_FOUND))
416 pdev->status |= URBDRC_DEVICE_NOT_FOUND;
417 }
418
419 break;
420
421 case LIBUSB_ERROR_NOT_FOUND:
422 *status = USBD_STATUS_STALL_PID;
423 break;
424
425 case LIBUSB_ERROR_BUSY:
426 *status = USBD_STATUS_STALL_PID;
427 break;
428
429 case LIBUSB_ERROR_TIMEOUT:
430 *status = USBD_STATUS_TIMEOUT;
431 break;
432
433 case LIBUSB_ERROR_OVERFLOW:
434 *status = USBD_STATUS_STALL_PID;
435 break;
436
437 case LIBUSB_ERROR_PIPE:
438 *status = USBD_STATUS_STALL_PID;
439 break;
440
441 case LIBUSB_ERROR_INTERRUPTED:
442 *status = USBD_STATUS_STALL_PID;
443 break;
444
445 case LIBUSB_ERROR_NO_MEM:
446 *status = USBD_STATUS_NO_MEMORY;
447 break;
448
449 case LIBUSB_ERROR_NOT_SUPPORTED:
450 *status = USBD_STATUS_NOT_SUPPORTED;
451 break;
452
453 case LIBUSB_ERROR_OTHER:
454 *status = USBD_STATUS_STALL_PID;
455 break;
456
457 default:
458 *status = USBD_STATUS_SUCCESS;
459 break;
460 }
461
462 return TRUE;
463}
464
465static int func_config_release_all_interface(URBDRC_PLUGIN* urbdrc,
466 LIBUSB_DEVICE_HANDLE* libusb_handle,
467 UINT32 NumInterfaces)
468{
469 if (NumInterfaces > INT32_MAX)
470 return -1;
471 for (INT32 i = 0; i < (INT32)NumInterfaces; i++)
472 {
473 int ret = libusb_release_interface(libusb_handle, i);
474
475 if (log_libusb_result(urbdrc->log, WLOG_WARN, "libusb_release_interface", ret))
476 return -1;
477 }
478
479 return 0;
480}
481
482static int func_claim_all_interface(URBDRC_PLUGIN* urbdrc, LIBUSB_DEVICE_HANDLE* libusb_handle,
483 int NumInterfaces)
484{
485 int ret = 0;
486
487 for (int i = 0; i < NumInterfaces; i++)
488 {
489 ret = libusb_claim_interface(libusb_handle, i);
490
491 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_claim_interface", ret))
492 return -1;
493 }
494
495 return 0;
496}
497
498static LIBUSB_DEVICE* udev_get_libusb_dev(libusb_context* context, uint8_t bus_number,
499 uint8_t dev_number)
500{
501 LIBUSB_DEVICE** libusb_list = NULL;
502 LIBUSB_DEVICE* device = NULL;
503 const ssize_t total_device = libusb_get_device_list(context, &libusb_list);
504
505 for (ssize_t i = 0; i < total_device; i++)
506 {
507 LIBUSB_DEVICE* dev = libusb_list[i];
508 if ((bus_number == libusb_get_bus_number(dev)) &&
509 (dev_number == libusb_get_device_address(dev)))
510 device = dev;
511 else
512 libusb_unref_device(dev);
513 }
514
515 libusb_free_device_list(libusb_list, 0);
516 return device;
517}
518
519static LIBUSB_DEVICE_DESCRIPTOR* udev_new_descript(URBDRC_PLUGIN* urbdrc, LIBUSB_DEVICE* libusb_dev)
520{
521 int ret = 0;
522 LIBUSB_DEVICE_DESCRIPTOR* descriptor =
523 (LIBUSB_DEVICE_DESCRIPTOR*)calloc(1, sizeof(LIBUSB_DEVICE_DESCRIPTOR));
524 if (!descriptor)
525 return NULL;
526 ret = libusb_get_device_descriptor(libusb_dev, descriptor);
527
528 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_get_device_descriptor", ret))
529 {
530 free(descriptor);
531 return NULL;
532 }
533
534 return descriptor;
535}
536
537static int libusb_udev_select_interface(IUDEVICE* idev, BYTE InterfaceNumber, BYTE AlternateSetting)
538{
539 int error = 0;
540 int diff = 0;
541 UDEVICE* pdev = (UDEVICE*)idev;
542 URBDRC_PLUGIN* urbdrc = NULL;
543 MSUSB_CONFIG_DESCRIPTOR* MsConfig = NULL;
544 MSUSB_INTERFACE_DESCRIPTOR** MsInterfaces = NULL;
545
546 if (!pdev || !pdev->urbdrc)
547 return -1;
548
549 urbdrc = pdev->urbdrc;
550 MsConfig = pdev->MsConfig;
551
552 if (MsConfig)
553 {
554 MsInterfaces = MsConfig->MsInterfaces;
555 if (MsInterfaces)
556 {
557 WLog_Print(urbdrc->log, WLOG_INFO,
558 "select Interface(%" PRIu8 ") curr AlternateSetting(%" PRIu8
559 ") new AlternateSetting(%" PRIu8 ")",
560 InterfaceNumber, MsInterfaces[InterfaceNumber]->AlternateSetting,
561 AlternateSetting);
562
563 if (MsInterfaces[InterfaceNumber]->AlternateSetting != AlternateSetting)
564 {
565 diff = 1;
566 }
567 }
568
569 if (diff)
570 {
571 error = libusb_set_interface_alt_setting(pdev->libusb_handle, InterfaceNumber,
572 AlternateSetting);
573
574 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_set_interface_alt_setting", error);
575 }
576 }
577
578 return error;
579}
580
581static MSUSB_CONFIG_DESCRIPTOR*
582libusb_udev_complete_msconfig_setup(IUDEVICE* idev, MSUSB_CONFIG_DESCRIPTOR* MsConfig)
583{
584 UDEVICE* pdev = (UDEVICE*)idev;
585 UINT32 MsOutSize = 0;
586
587 if (!pdev || !pdev->LibusbConfig || !pdev->urbdrc || !MsConfig)
588 return NULL;
589
590 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
591 LIBUSB_CONFIG_DESCRIPTOR* LibusbConfig = pdev->LibusbConfig;
592
593 if (LibusbConfig->bNumInterfaces != MsConfig->NumInterfaces)
594 {
595 WLog_Print(urbdrc->log, WLOG_ERROR,
596 "Select Configuration: Libusb NumberInterfaces(%" PRIu8 ") is different "
597 "with MsConfig NumberInterfaces(%" PRIu32 ")",
598 LibusbConfig->bNumInterfaces, MsConfig->NumInterfaces);
599 return NULL;
600 }
601
602 /* replace MsPipes for libusb */
603 MSUSB_INTERFACE_DESCRIPTOR** MsInterfaces = MsConfig->MsInterfaces;
604
605 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
606 {
607 MSUSB_INTERFACE_DESCRIPTOR* MsInterface = MsInterfaces[inum];
608 if (MsInterface->InterfaceNumber >= MsConfig->NumInterfaces)
609 {
610 WLog_Print(urbdrc->log, WLOG_ERROR,
611 "MSUSB_CONFIG_DESCRIPTOR::NumInterfaces (%" PRIu32
612 " <= MSUSB_INTERFACE_DESCRIPTOR::InterfaceNumber( %" PRIu8 ")",
613 MsConfig->NumInterfaces, MsInterface->InterfaceNumber);
614 return NULL;
615 }
616
617 const LIBUSB_INTERFACE* LibusbInterface =
618 &LibusbConfig->interface[MsInterface->InterfaceNumber];
619 if (MsInterface->AlternateSetting >= LibusbInterface->num_altsetting)
620 {
621 WLog_Print(urbdrc->log, WLOG_ERROR,
622 "LIBUSB_INTERFACE::num_altsetting (%" PRId32
623 " <= MSUSB_INTERFACE_DESCRIPTOR::AlternateSetting( %" PRIu8 ")",
624 LibusbInterface->num_altsetting, MsInterface->AlternateSetting);
625 return NULL;
626 }
627 }
628
629 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
630 {
631 MSUSB_INTERFACE_DESCRIPTOR* MsInterface = MsInterfaces[inum];
632
633 /* get libusb's number of endpoints */
634 const LIBUSB_INTERFACE* LibusbInterface =
635 &LibusbConfig->interface[MsInterface->InterfaceNumber];
636 const LIBUSB_INTERFACE_DESCRIPTOR* LibusbAltsetting =
637 &LibusbInterface->altsetting[MsInterface->AlternateSetting];
638 const BYTE LibusbNumEndpoint = LibusbAltsetting->bNumEndpoints;
639 MSUSB_PIPE_DESCRIPTOR** t_MsPipes =
640 (MSUSB_PIPE_DESCRIPTOR**)calloc(LibusbNumEndpoint, sizeof(MSUSB_PIPE_DESCRIPTOR*));
641
642 for (UINT32 pnum = 0; pnum < LibusbNumEndpoint; pnum++)
643 {
644 MSUSB_PIPE_DESCRIPTOR* t_MsPipe =
645 (MSUSB_PIPE_DESCRIPTOR*)calloc(1, sizeof(MSUSB_PIPE_DESCRIPTOR));
646
647 if (pnum < MsInterface->NumberOfPipes && MsInterface->MsPipes)
648 {
649 MSUSB_PIPE_DESCRIPTOR* MsPipe = MsInterface->MsPipes[pnum];
650 t_MsPipe->MaximumPacketSize = MsPipe->MaximumPacketSize;
651 t_MsPipe->MaximumTransferSize = MsPipe->MaximumTransferSize;
652 t_MsPipe->PipeFlags = MsPipe->PipeFlags;
653 }
654 else
655 {
656 t_MsPipe->MaximumPacketSize = 0;
657 t_MsPipe->MaximumTransferSize = 0xffffffff;
658 t_MsPipe->PipeFlags = 0;
659 }
660
661 t_MsPipe->PipeHandle = 0;
662 t_MsPipe->bEndpointAddress = 0;
663 t_MsPipe->bInterval = 0;
664 t_MsPipe->PipeType = 0;
665 t_MsPipe->InitCompleted = 0;
666 t_MsPipes[pnum] = t_MsPipe;
667 }
668
669 msusb_mspipes_replace(MsInterface, t_MsPipes, LibusbNumEndpoint);
670 }
671
672 /* setup configuration */
673 MsOutSize = 8;
674 /* ConfigurationHandle: 4 bytes
675 * ---------------------------------------------------------------
676 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<<<<<<<<< 2 byte >>>>>>>>>>>||
677 * || bus_number | dev_number | bConfigurationValue ||
678 * ---------------------------------------------------------------
679 * ***********************/
680 MsConfig->ConfigurationHandle = (uint32_t)MsConfig->bConfigurationValue |
681 ((uint32_t)pdev->bus_number << 24) |
682 (((uint32_t)pdev->dev_number << 16) & 0xFF0000);
683 MsInterfaces = MsConfig->MsInterfaces;
684
685 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
686 {
687 MsOutSize += 16;
688 MSUSB_INTERFACE_DESCRIPTOR* MsInterface = MsInterfaces[inum];
689 /* get libusb's interface */
690 const LIBUSB_INTERFACE* LibusbInterface =
691 &LibusbConfig->interface[MsInterface->InterfaceNumber];
692 const LIBUSB_INTERFACE_DESCRIPTOR* LibusbAltsetting =
693 &LibusbInterface->altsetting[MsInterface->AlternateSetting];
694 /* InterfaceHandle: 4 bytes
695 * ---------------------------------------------------------------
696 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<< 1 byte >>>|<<< 1 byte >>>||
697 * || bus_number | dev_number | altsetting | interfaceNum ||
698 * ---------------------------------------------------------------
699 * ***********************/
700 MsInterface->InterfaceHandle =
701 WINPR_ASSERTING_INT_CAST(UINT32, (LibusbAltsetting->bInterfaceNumber |
702 (LibusbAltsetting->bAlternateSetting << 8) |
703 (pdev->dev_number << 16) | (pdev->bus_number << 24)));
704 const size_t len = 16 + (MsInterface->NumberOfPipes * 20);
705 MsInterface->Length = WINPR_ASSERTING_INT_CAST(UINT16, len);
706 MsInterface->bInterfaceClass = LibusbAltsetting->bInterfaceClass;
707 MsInterface->bInterfaceSubClass = LibusbAltsetting->bInterfaceSubClass;
708 MsInterface->bInterfaceProtocol = LibusbAltsetting->bInterfaceProtocol;
709 MsInterface->InitCompleted = 1;
710 MSUSB_PIPE_DESCRIPTOR** MsPipes = MsInterface->MsPipes;
711 const BYTE LibusbNumEndpoint = LibusbAltsetting->bNumEndpoints;
712
713 for (UINT32 pnum = 0; pnum < LibusbNumEndpoint; pnum++)
714 {
715 MsOutSize += 20;
716
717 MSUSB_PIPE_DESCRIPTOR* MsPipe = MsPipes[pnum];
718 /* get libusb's endpoint */
719 const LIBUSB_ENDPOINT_DESCEIPTOR* LibusbEndpoint = &LibusbAltsetting->endpoint[pnum];
720 /* PipeHandle: 4 bytes
721 * ---------------------------------------------------------------
722 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<<<<<<<<< 2 byte >>>>>>>>>>>||
723 * || bus_number | dev_number | bEndpointAddress ||
724 * ---------------------------------------------------------------
725 * ***********************/
726 MsPipe->PipeHandle = LibusbEndpoint->bEndpointAddress |
727 (((uint32_t)pdev->dev_number << 16) & 0xFF0000) |
728 (((uint32_t)pdev->bus_number << 24) & 0xFF000000);
729 /* count endpoint max packet size */
730 unsigned max = LibusbEndpoint->wMaxPacketSize & 0x07ff;
731 BYTE attr = LibusbEndpoint->bmAttributes;
732
733 if ((attr & 0x3) == 1 || (attr & 0x3) == 3)
734 {
735 max *= (1 + ((LibusbEndpoint->wMaxPacketSize >> 11) & 3));
736 }
737
738 MsPipe->MaximumPacketSize = WINPR_ASSERTING_INT_CAST(uint16_t, max);
739 MsPipe->bEndpointAddress = LibusbEndpoint->bEndpointAddress;
740 MsPipe->bInterval = LibusbEndpoint->bInterval;
741 MsPipe->PipeType = attr & 0x3;
742 MsPipe->InitCompleted = 1;
743 }
744 }
745
746 MsConfig->MsOutSize = WINPR_ASSERTING_INT_CAST(int, MsOutSize);
747 MsConfig->InitCompleted = 1;
748
749 /* replace device's MsConfig */
750 if (MsConfig != pdev->MsConfig)
751 {
752 msusb_msconfig_free(pdev->MsConfig);
753 pdev->MsConfig = MsConfig;
754 }
755
756 return MsConfig;
757}
758
759static int libusb_udev_select_configuration(IUDEVICE* idev, UINT32 bConfigurationValue)
760{
761 UDEVICE* pdev = (UDEVICE*)idev;
762 MSUSB_CONFIG_DESCRIPTOR* MsConfig = NULL;
763 LIBUSB_DEVICE_HANDLE* libusb_handle = NULL;
764 LIBUSB_DEVICE* libusb_dev = NULL;
765 URBDRC_PLUGIN* urbdrc = NULL;
766 LIBUSB_CONFIG_DESCRIPTOR** LibusbConfig = NULL;
767 int ret = 0;
768
769 if (!pdev || !pdev->MsConfig || !pdev->LibusbConfig || !pdev->urbdrc)
770 return -1;
771
772 urbdrc = pdev->urbdrc;
773 MsConfig = pdev->MsConfig;
774 libusb_handle = pdev->libusb_handle;
775 libusb_dev = pdev->libusb_dev;
776 LibusbConfig = &pdev->LibusbConfig;
777
778 if (MsConfig->InitCompleted)
779 {
780 func_config_release_all_interface(pdev->urbdrc, libusb_handle,
781 (*LibusbConfig)->bNumInterfaces);
782 }
783
784 /* The configuration value -1 is mean to put the device in unconfigured state. */
785 if (bConfigurationValue == 0)
786 ret = libusb_set_configuration(libusb_handle, -1);
787 else
788 ret = libusb_set_configuration(libusb_handle,
789 WINPR_ASSERTING_INT_CAST(int, bConfigurationValue));
790
791 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_set_configuration", ret))
792 {
793 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
794 return -1;
795 }
796 else
797 {
798 ret = libusb_get_active_config_descriptor(libusb_dev, LibusbConfig);
799
800 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_set_configuration", ret))
801 {
802 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
803 return -1;
804 }
805 }
806
807 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
808 return 0;
809}
810
811static int libusb_udev_control_pipe_request(IUDEVICE* idev, WINPR_ATTR_UNUSED UINT32 RequestId,
812 UINT32 EndpointAddress, UINT32* UsbdStatus, int command)
813{
814 int error = 0;
815 UDEVICE* pdev = (UDEVICE*)idev;
816
817 WINPR_ASSERT(EndpointAddress <= UINT8_MAX);
818 /*
819 pdev->request_queue->register_request(pdev->request_queue, RequestId, NULL, 0);
820 */
821 switch (command)
822 {
823 case PIPE_CANCEL:
825 idev->cancel_all_transfer_request(idev);
826 // dummy_wait_s_obj(1);
828 /*
829 uint8_t request_type, uint8_t bRequest,
830 */
831 error = libusb_control_transfer(pdev->libusb_handle,
832 (uint8_t)LIBUSB_ENDPOINT_OUT |
833 (uint8_t)LIBUSB_RECIPIENT_ENDPOINT,
834 LIBUSB_REQUEST_SET_FEATURE, ENDPOINT_HALT,
835 (uint16_t)EndpointAddress, NULL, 0, 1000);
836 break;
837
838 case PIPE_RESET:
839 idev->cancel_all_transfer_request(idev);
840 error = libusb_clear_halt(pdev->libusb_handle, (uint8_t)EndpointAddress);
841 // func_set_usbd_status(pdev, UsbdStatus, error);
842 break;
843
844 default:
845 error = -0xff;
846 break;
847 }
848
849 *UsbdStatus = 0;
850 return error;
851}
852
853static UINT32 libusb_udev_control_query_device_text(IUDEVICE* idev, UINT32 TextType,
854 UINT16 LocaleId, UINT8* BufferSize,
855 BYTE* Buffer)
856{
857 UDEVICE* pdev = (UDEVICE*)idev;
858 LIBUSB_DEVICE_DESCRIPTOR* devDescriptor = NULL;
859 const char strDesc[] = "Generic Usb String";
860 char deviceLocation[25] = { 0 };
861 BYTE bus_number = 0;
862 BYTE device_address = 0;
863 int ret = 0;
864 size_t len = 0;
865 URBDRC_PLUGIN* urbdrc = NULL;
866 WCHAR* text = (WCHAR*)Buffer;
867 BYTE slen = 0;
868 BYTE locale = 0;
869 const UINT8 inSize = *BufferSize;
870
871 *BufferSize = 0;
872 if (!pdev || !pdev->devDescriptor || !pdev->urbdrc)
873 return ERROR_INVALID_DATA;
874
875 urbdrc = pdev->urbdrc;
876 devDescriptor = pdev->devDescriptor;
877
878 switch (TextType)
879 {
880 case DeviceTextDescription:
881 {
882 BYTE data[0x100] = { 0 };
883 ret = libusb_get_string_descriptor(pdev->libusb_handle, devDescriptor->iProduct,
884 LocaleId, data, 0xFF);
885 /* The returned data in the buffer is:
886 * 1 byte length of following data
887 * 1 byte descriptor type, must be 0x03 for strings
888 * n WCHAR unicode string (of length / 2 characters) including '\0'
889 */
890 slen = data[0];
891 locale = data[1];
892
893 if ((ret <= 0) || (ret <= 4) || (slen <= 4) || (locale != LIBUSB_DT_STRING) ||
894 (ret > UINT8_MAX))
895 {
896 const char* msg = "SHORT_DESCRIPTOR";
897 if (ret < 0)
898 msg = libusb_error_name(ret);
899 WLog_Print(urbdrc->log, WLOG_DEBUG,
900 "libusb_get_string_descriptor: "
901 "%s [%d], iProduct: %" PRIu8 "!",
902 msg, ret, devDescriptor->iProduct);
903
904 len = MIN(sizeof(strDesc), inSize);
905 for (size_t i = 0; i < len; i++)
906 text[i] = (WCHAR)strDesc[i];
907
908 *BufferSize = (BYTE)(len * 2);
909 }
910 else
911 {
912 /* ret and slen should be equals, but you never know creativity
913 * of device manufacturers...
914 * So also check the string length returned as server side does
915 * not honor strings with multi '\0' characters well.
916 */
917 const size_t rchar = _wcsnlen((WCHAR*)&data[2], sizeof(data) / 2);
918 len = MIN((BYTE)ret - 2, slen);
919 len = MIN(len, inSize);
920 len = MIN(len, rchar * 2 + sizeof(WCHAR));
921 memcpy(Buffer, &data[2], len);
922
923 /* Just as above, the returned WCHAR string should be '\0'
924 * terminated, but never trust hardware to conform to specs... */
925 Buffer[len - 2] = '\0';
926 Buffer[len - 1] = '\0';
927 *BufferSize = (BYTE)len;
928 }
929 }
930 break;
931
932 case DeviceTextLocationInformation:
933 bus_number = libusb_get_bus_number(pdev->libusb_dev);
934 device_address = libusb_get_device_address(pdev->libusb_dev);
935 (void)sprintf_s(deviceLocation, sizeof(deviceLocation),
936 "Port_#%04" PRIu8 ".Hub_#%04" PRIu8 "", device_address, bus_number);
937
938 len = strnlen(deviceLocation,
939 MIN(sizeof(deviceLocation), (inSize > 0) ? inSize - 1U : 0));
940 for (size_t i = 0; i < len; i++)
941 text[i] = (WCHAR)deviceLocation[i];
942 text[len++] = '\0';
943 *BufferSize = (UINT8)(len * sizeof(WCHAR));
944 break;
945
946 default:
947 WLog_Print(urbdrc->log, WLOG_DEBUG, "Query Text: unknown TextType %" PRIu32 "",
948 TextType);
949 return ERROR_INVALID_DATA;
950 }
951
952 return S_OK;
953}
954
955static int libusb_udev_os_feature_descriptor_request(IUDEVICE* idev,
956 WINPR_ATTR_UNUSED UINT32 RequestId,
957 BYTE Recipient, BYTE InterfaceNumber,
958 BYTE Ms_PageIndex, UINT16 Ms_featureDescIndex,
959 UINT32* UsbdStatus, UINT32* BufferSize,
960 BYTE* Buffer, UINT32 Timeout)
961{
962 UDEVICE* pdev = (UDEVICE*)idev;
963 BYTE ms_string_desc[0x13] = { 0 };
964 int error = 0;
965
966 WINPR_ASSERT(idev);
967 WINPR_ASSERT(UsbdStatus);
968 WINPR_ASSERT(BufferSize);
969 WINPR_ASSERT(*BufferSize <= UINT16_MAX);
970
971 /*
972 pdev->request_queue->register_request(pdev->request_queue, RequestId, NULL, 0);
973 */
974 error = libusb_control_transfer(pdev->libusb_handle, LIBUSB_ENDPOINT_IN | Recipient,
975 LIBUSB_REQUEST_GET_DESCRIPTOR, 0x03ee, 0, ms_string_desc, 0x12,
976 Timeout);
977
978 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", error);
979
980 if (error > 0)
981 {
982 const BYTE bMS_Vendorcode = ms_string_desc[16];
984 error = libusb_control_transfer(
985 pdev->libusb_handle,
986 (uint8_t)LIBUSB_ENDPOINT_IN | (uint8_t)LIBUSB_REQUEST_TYPE_VENDOR | Recipient,
987 bMS_Vendorcode, (UINT16)((InterfaceNumber << 8) | Ms_PageIndex), Ms_featureDescIndex,
988 Buffer, (UINT16)*BufferSize, Timeout);
989 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", error);
990
991 if (error >= 0)
992 *BufferSize = (UINT32)error;
993 }
994
995 if (error < 0)
996 *UsbdStatus = USBD_STATUS_STALL_PID;
997 else
998 *UsbdStatus = USBD_STATUS_SUCCESS;
999
1000 return ERROR_SUCCESS;
1001}
1002
1003static int libusb_udev_query_device_descriptor(IUDEVICE* idev, int offset)
1004{
1005 UDEVICE* pdev = (UDEVICE*)idev;
1006
1007 switch (offset)
1008 {
1009 case B_LENGTH:
1010 return pdev->devDescriptor->bLength;
1011
1012 case B_DESCRIPTOR_TYPE:
1013 return pdev->devDescriptor->bDescriptorType;
1014
1015 case BCD_USB:
1016 return pdev->devDescriptor->bcdUSB;
1017
1018 case B_DEVICE_CLASS:
1019 return pdev->devDescriptor->bDeviceClass;
1020
1021 case B_DEVICE_SUBCLASS:
1022 return pdev->devDescriptor->bDeviceSubClass;
1023
1024 case B_DEVICE_PROTOCOL:
1025 return pdev->devDescriptor->bDeviceProtocol;
1026
1027 case B_MAX_PACKET_SIZE0:
1028 return pdev->devDescriptor->bMaxPacketSize0;
1029
1030 case ID_VENDOR:
1031 return pdev->devDescriptor->idVendor;
1032
1033 case ID_PRODUCT:
1034 return pdev->devDescriptor->idProduct;
1035
1036 case BCD_DEVICE:
1037 return pdev->devDescriptor->bcdDevice;
1038
1039 case I_MANUFACTURER:
1040 return pdev->devDescriptor->iManufacturer;
1041
1042 case I_PRODUCT:
1043 return pdev->devDescriptor->iProduct;
1044
1045 case I_SERIAL_NUMBER:
1046 return pdev->devDescriptor->iSerialNumber;
1047
1048 case B_NUM_CONFIGURATIONS:
1049 return pdev->devDescriptor->bNumConfigurations;
1050
1051 default:
1052 return 0;
1053 }
1054}
1055
1056static BOOL libusb_udev_detach_kernel_driver(IUDEVICE* idev)
1057{
1058 int err = 0;
1059 UDEVICE* pdev = (UDEVICE*)idev;
1060 URBDRC_PLUGIN* urbdrc = NULL;
1061
1062 if (!pdev || !pdev->LibusbConfig || !pdev->libusb_handle || !pdev->urbdrc)
1063 return FALSE;
1064
1065#ifdef _WIN32
1066 return TRUE;
1067#else
1068 urbdrc = pdev->urbdrc;
1069
1070 if ((pdev->status & URBDRC_DEVICE_DETACH_KERNEL) == 0)
1071 {
1072 for (int i = 0; i < pdev->LibusbConfig->bNumInterfaces; i++)
1073 {
1074 err = libusb_kernel_driver_active(pdev->libusb_handle, i);
1075 log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_kernel_driver_active", err);
1076
1077 if (err)
1078 {
1079 err = libusb_detach_kernel_driver(pdev->libusb_handle, i);
1080 log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_detach_kernel_driver", err);
1081 }
1082 }
1083
1084 pdev->status |= URBDRC_DEVICE_DETACH_KERNEL;
1085 }
1086
1087 return TRUE;
1088#endif
1089}
1090
1091static BOOL libusb_udev_attach_kernel_driver(IUDEVICE* idev)
1092{
1093 int err = 0;
1094 UDEVICE* pdev = (UDEVICE*)idev;
1095
1096 if (!pdev || !pdev->LibusbConfig || !pdev->libusb_handle || !pdev->urbdrc)
1097 return FALSE;
1098
1099 for (int i = 0; i < pdev->LibusbConfig->bNumInterfaces && err != LIBUSB_ERROR_NO_DEVICE; i++)
1100 {
1101 err = libusb_release_interface(pdev->libusb_handle, i);
1102
1103 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_release_interface", err);
1104
1105#ifndef _WIN32
1106 if (err != LIBUSB_ERROR_NO_DEVICE)
1107 {
1108 err = libusb_attach_kernel_driver(pdev->libusb_handle, i);
1109 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_attach_kernel_driver if=%d",
1110 err, i);
1111 }
1112#endif
1113 }
1114
1115 return TRUE;
1116}
1117
1118static int libusb_udev_is_composite_device(IUDEVICE* idev)
1119{
1120 UDEVICE* pdev = (UDEVICE*)idev;
1121 return pdev->isCompositeDevice;
1122}
1123
1124static int libusb_udev_is_exist(IUDEVICE* idev)
1125{
1126 UDEVICE* pdev = (UDEVICE*)idev;
1127 return (pdev->status & URBDRC_DEVICE_NOT_FOUND) ? 0 : 1;
1128}
1129
1130static int libusb_udev_is_channel_closed(IUDEVICE* idev)
1131{
1132 UDEVICE* pdev = (UDEVICE*)idev;
1133 IUDEVMAN* udevman = NULL;
1134 if (!pdev || !pdev->urbdrc)
1135 return 1;
1136
1137 udevman = pdev->urbdrc->udevman;
1138 if (udevman)
1139 {
1140 if (udevman->status & URBDRC_DEVICE_CHANNEL_CLOSED)
1141 return 1;
1142 }
1143
1144 if (pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED)
1145 return 1;
1146
1147 return 0;
1148}
1149
1150static int libusb_udev_is_already_send(IUDEVICE* idev)
1151{
1152 UDEVICE* pdev = (UDEVICE*)idev;
1153 return (pdev->status & URBDRC_DEVICE_ALREADY_SEND) ? 1 : 0;
1154}
1155
1156/* This is called from channel cleanup code.
1157 * Avoid double free, just remove the device and mark the channel closed. */
1158static void libusb_udev_mark_channel_closed(IUDEVICE* idev)
1159{
1160 UDEVICE* pdev = (UDEVICE*)idev;
1161 if (pdev && ((pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED) == 0))
1162 {
1163 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1164 const uint8_t busNr = idev->get_bus_number(idev);
1165 const uint8_t devNr = idev->get_dev_number(idev);
1166
1167 pdev->status |= URBDRC_DEVICE_CHANNEL_CLOSED;
1168 urbdrc->udevman->unregister_udevice(urbdrc->udevman, busNr, devNr);
1169 }
1170}
1171
1172/* This is called by local events where the device is removed or in an error
1173 * state. Remove the device from redirection and close the channel. */
1174static void libusb_udev_channel_closed(IUDEVICE* idev)
1175{
1176 UDEVICE* pdev = (UDEVICE*)idev;
1177 if (pdev && ((pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED) == 0))
1178 {
1179 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1180 const uint8_t busNr = idev->get_bus_number(idev);
1181 const uint8_t devNr = idev->get_dev_number(idev);
1182 IWTSVirtualChannel* channel = NULL;
1183
1184 if (pdev->channelManager)
1185 channel = IFCALLRESULT(NULL, pdev->channelManager->FindChannelById,
1186 pdev->channelManager, pdev->channelID);
1187
1188 pdev->status |= URBDRC_DEVICE_CHANNEL_CLOSED;
1189
1190 if (channel)
1191 channel->Write(channel, 0, NULL, NULL);
1192
1193 urbdrc->udevman->unregister_udevice(urbdrc->udevman, busNr, devNr);
1194 }
1195}
1196
1197static void libusb_udev_set_already_send(IUDEVICE* idev)
1198{
1199 UDEVICE* pdev = (UDEVICE*)idev;
1200 pdev->status |= URBDRC_DEVICE_ALREADY_SEND;
1201}
1202
1203static char* libusb_udev_get_path(IUDEVICE* idev)
1204{
1205 UDEVICE* pdev = (UDEVICE*)idev;
1206 return pdev->path;
1207}
1208
1209static int libusb_udev_query_device_port_status(IUDEVICE* idev, UINT32* UsbdStatus,
1210 UINT32* BufferSize, BYTE* Buffer)
1211{
1212 UDEVICE* pdev = (UDEVICE*)idev;
1213 int success = 0;
1214 int ret = 0;
1215 URBDRC_PLUGIN* urbdrc = NULL;
1216
1217 if (!pdev || !pdev->urbdrc)
1218 return -1;
1219
1220 urbdrc = pdev->urbdrc;
1221
1222 if (pdev->hub_handle != NULL)
1223 {
1224 ret = idev->control_transfer(
1225 idev, 0xffff, 0, 0,
1226 (uint8_t)LIBUSB_ENDPOINT_IN | (uint8_t)LIBUSB_REQUEST_TYPE_CLASS |
1227 (uint8_t)LIBUSB_RECIPIENT_OTHER,
1228 LIBUSB_REQUEST_GET_STATUS, 0, pdev->port_number, UsbdStatus, BufferSize, Buffer, 1000);
1229
1230 if (log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", ret))
1231 *BufferSize = 0;
1232 else
1233 {
1234 WLog_Print(urbdrc->log, WLOG_DEBUG,
1235 "PORT STATUS:0x%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "", Buffer[3],
1236 Buffer[2], Buffer[1], Buffer[0]);
1237 success = 1;
1238 }
1239 }
1240
1241 return success;
1242}
1243
1244static int libusb_udev_isoch_transfer(IUDEVICE* idev, GENERIC_CHANNEL_CALLBACK* callback,
1245 UINT32 MessageId, UINT32 RequestId, UINT32 EndpointAddress,
1246 WINPR_ATTR_UNUSED UINT32 TransferFlags, UINT32 StartFrame,
1247 UINT32 ErrorCount, BOOL NoAck,
1248 WINPR_ATTR_UNUSED const BYTE* packetDescriptorData,
1249 UINT32 NumberOfPackets, UINT32 BufferSize, const BYTE* Buffer,
1250 t_isoch_transfer_cb cb, UINT32 Timeout)
1251{
1252 int rc = 0;
1253 UINT32 iso_packet_size = 0;
1254 UDEVICE* pdev = (UDEVICE*)idev;
1255 ASYNC_TRANSFER_USER_DATA* user_data = NULL;
1256 struct libusb_transfer* iso_transfer = NULL;
1257 URBDRC_PLUGIN* urbdrc = NULL;
1258 size_t outSize = (12ULL * NumberOfPackets);
1259 uint32_t streamID = 0x40000000 | RequestId;
1260
1261 if (!pdev || !pdev->urbdrc)
1262 return -1;
1263
1264 urbdrc = pdev->urbdrc;
1265 user_data = async_transfer_user_data_new(idev, MessageId, 48, BufferSize, Buffer,
1266 outSize + 1024, NoAck, cb, callback);
1267
1268 if (!user_data)
1269 return -1;
1270
1271 user_data->ErrorCount = ErrorCount;
1272 user_data->StartFrame = StartFrame;
1273
1274 if (!Buffer)
1275 Stream_Seek(user_data->data, (12ULL * NumberOfPackets));
1276
1277 if (NumberOfPackets > 0)
1278 {
1279 iso_packet_size = BufferSize / NumberOfPackets;
1280 iso_transfer = libusb_alloc_transfer((int)NumberOfPackets);
1281 }
1282
1283 if (iso_transfer == NULL)
1284 {
1285 WLog_Print(urbdrc->log, WLOG_ERROR,
1286 "Error: libusb_alloc_transfer [NumberOfPackets=%" PRIu32 ", BufferSize=%" PRIu32
1287 " ]",
1288 NumberOfPackets, BufferSize);
1289 async_transfer_user_data_free(user_data);
1290 return -1;
1291 }
1292
1294 libusb_fill_iso_transfer(
1295 iso_transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1296 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1297 WINPR_ASSERTING_INT_CAST(int, NumberOfPackets), func_iso_callback, user_data, Timeout);
1298 set_stream_id_for_buffer(iso_transfer, streamID);
1299 libusb_set_iso_packet_lengths(iso_transfer, iso_packet_size);
1300
1301 if (!ArrayList_Append(pdev->request_queue, iso_transfer))
1302 {
1303 WLog_Print(urbdrc->log, WLOG_WARN,
1304 "Failed to queue iso transfer, streamID %08" PRIx32 " already in use!",
1305 streamID);
1306 request_free(iso_transfer);
1307 return -1;
1308 }
1309 rc = libusb_submit_transfer(iso_transfer);
1310 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_submit_transfer", rc))
1311 return -1;
1312 return rc;
1313}
1314
1315static BOOL libusb_udev_control_transfer(IUDEVICE* idev, WINPR_ATTR_UNUSED UINT32 RequestId,
1316 WINPR_ATTR_UNUSED UINT32 EndpointAddress,
1317 WINPR_ATTR_UNUSED UINT32 TransferFlags, BYTE bmRequestType,
1318 BYTE Request, UINT16 Value, UINT16 Index,
1319 UINT32* UrbdStatus, UINT32* BufferSize, BYTE* Buffer,
1320 UINT32 Timeout)
1321{
1322 int status = 0;
1323 UDEVICE* pdev = (UDEVICE*)idev;
1324
1325 WINPR_ASSERT(BufferSize);
1326 WINPR_ASSERT(*BufferSize <= UINT16_MAX);
1327
1328 if (!pdev || !pdev->urbdrc)
1329 return FALSE;
1330
1331 status = libusb_control_transfer(pdev->libusb_handle, bmRequestType, Request, Value, Index,
1332 Buffer, (UINT16)*BufferSize, Timeout);
1333
1334 if (status >= 0)
1335 *BufferSize = (UINT32)status;
1336 else
1337 log_libusb_result(pdev->urbdrc->log, WLOG_ERROR, "libusb_control_transfer", status);
1338
1339 if (!func_set_usbd_status(pdev->urbdrc, pdev, UrbdStatus, status))
1340 return FALSE;
1341
1342 return TRUE;
1343}
1344
1345static int libusb_udev_bulk_or_interrupt_transfer(IUDEVICE* idev,
1346 GENERIC_CHANNEL_CALLBACK* callback,
1347 UINT32 MessageId, UINT32 RequestId,
1348 UINT32 EndpointAddress, UINT32 TransferFlags,
1349 BOOL NoAck, UINT32 BufferSize, const BYTE* data,
1350 t_isoch_transfer_cb cb, UINT32 Timeout)
1351{
1352 int rc = 0;
1353 UINT32 transfer_type = 0;
1354 UDEVICE* pdev = (UDEVICE*)idev;
1355 const LIBUSB_ENDPOINT_DESCEIPTOR* ep_desc = NULL;
1356 struct libusb_transfer* transfer = NULL;
1357 URBDRC_PLUGIN* urbdrc = NULL;
1358 ASYNC_TRANSFER_USER_DATA* user_data = NULL;
1359 uint32_t streamID = 0x80000000 | RequestId;
1360
1361 if (!pdev || !pdev->LibusbConfig || !pdev->urbdrc)
1362 return -1;
1363
1364 urbdrc = pdev->urbdrc;
1365 user_data =
1366 async_transfer_user_data_new(idev, MessageId, 36, BufferSize, data, 0, NoAck, cb, callback);
1367
1368 if (!user_data)
1369 return -1;
1370
1371 /* alloc memory for urb transfer */
1372 transfer = libusb_alloc_transfer(0);
1373 if (!transfer)
1374 {
1375 async_transfer_user_data_free(user_data);
1376 return -1;
1377 }
1378 transfer->user_data = user_data;
1379
1380 ep_desc = func_get_ep_desc(pdev->LibusbConfig, pdev->MsConfig, EndpointAddress);
1381
1382 if (!ep_desc)
1383 {
1384 WLog_Print(urbdrc->log, WLOG_ERROR, "func_get_ep_desc: endpoint 0x%" PRIx32 " not found",
1385 EndpointAddress);
1386 request_free(transfer);
1387 return -1;
1388 }
1389
1390 transfer_type = (ep_desc->bmAttributes) & 0x3;
1391 WLog_Print(urbdrc->log, WLOG_DEBUG,
1392 "urb_bulk_or_interrupt_transfer: ep:0x%" PRIx32 " "
1393 "transfer_type %" PRIu32 " flag:%" PRIu32 " OutputBufferSize:0x%" PRIx32 "",
1394 EndpointAddress, transfer_type, TransferFlags, BufferSize);
1395
1396 switch (transfer_type)
1397 {
1398 case BULK_TRANSFER:
1400 libusb_fill_bulk_transfer(
1401 transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1402 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1403 func_bulk_transfer_cb, user_data, Timeout);
1404 break;
1405
1406 case INTERRUPT_TRANSFER:
1408 libusb_fill_interrupt_transfer(
1409 transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1410 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1411 func_bulk_transfer_cb, user_data, Timeout);
1412 break;
1413
1414 default:
1415 WLog_Print(urbdrc->log, WLOG_DEBUG,
1416 "urb_bulk_or_interrupt_transfer:"
1417 " other transfer type 0x%" PRIX32 "",
1418 transfer_type);
1419 request_free(transfer);
1420 return -1;
1421 }
1422
1423 set_stream_id_for_buffer(transfer, streamID);
1424
1425 if (!ArrayList_Append(pdev->request_queue, transfer))
1426 {
1427 WLog_Print(urbdrc->log, WLOG_WARN,
1428 "Failed to queue transfer, streamID %08" PRIx32 " already in use!", streamID);
1429 request_free(transfer);
1430 return -1;
1431 }
1432 rc = libusb_submit_transfer(transfer);
1433 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_submit_transfer", rc))
1434 return -1;
1435 return rc;
1436}
1437
1438static int func_cancel_xact_request(URBDRC_PLUGIN* urbdrc, struct libusb_transfer* transfer)
1439{
1440 int status = 0;
1441
1442 if (!urbdrc || !transfer)
1443 return -1;
1444
1445 status = libusb_cancel_transfer(transfer);
1446
1447 if (log_libusb_result(urbdrc->log, WLOG_WARN, "libusb_cancel_transfer", status))
1448 {
1449 if (status == LIBUSB_ERROR_NOT_FOUND)
1450 return -1;
1451 }
1452 else
1453 return 1;
1454
1455 return 0;
1456}
1457
1458static void libusb_udev_cancel_all_transfer_request(IUDEVICE* idev)
1459{
1460 UDEVICE* pdev = (UDEVICE*)idev;
1461 size_t count = 0;
1462
1463 if (!pdev || !pdev->request_queue || !pdev->urbdrc)
1464 return;
1465
1466 ArrayList_Lock(pdev->request_queue);
1467 count = ArrayList_Count(pdev->request_queue);
1468
1469 for (size_t x = 0; x < count; x++)
1470 {
1471 struct libusb_transfer* transfer = ArrayList_GetItem(pdev->request_queue, x);
1472 func_cancel_xact_request(pdev->urbdrc, transfer);
1473 }
1474
1475 ArrayList_Unlock(pdev->request_queue);
1476}
1477
1478static int libusb_udev_cancel_transfer_request(IUDEVICE* idev, UINT32 RequestId)
1479{
1480 int rc = -1;
1481 UDEVICE* pdev = (UDEVICE*)idev;
1482 struct libusb_transfer* transfer = NULL;
1483 uint32_t cancelID1 = 0x40000000 | RequestId;
1484 uint32_t cancelID2 = 0x80000000 | RequestId;
1485
1486 if (!idev || !pdev->urbdrc || !pdev->request_queue)
1487 return -1;
1488
1489 ArrayList_Lock(pdev->request_queue);
1490 transfer = list_contains(pdev->request_queue, cancelID1);
1491 if (!transfer)
1492 transfer = list_contains(pdev->request_queue, cancelID2);
1493
1494 if (transfer)
1495 {
1496 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1497
1498 rc = func_cancel_xact_request(urbdrc, transfer);
1499 }
1500 ArrayList_Unlock(pdev->request_queue);
1501 return rc;
1502}
1503
1504BASIC_STATE_FUNC_DEFINED(channelManager, IWTSVirtualChannelManager*)
1505BASIC_STATE_FUNC_DEFINED(channelID, UINT32)
1506BASIC_STATE_FUNC_DEFINED(ReqCompletion, UINT32)
1507BASIC_STATE_FUNC_DEFINED(bus_number, BYTE)
1508BASIC_STATE_FUNC_DEFINED(dev_number, BYTE)
1509BASIC_STATE_FUNC_DEFINED(port_number, UINT8)
1510BASIC_STATE_FUNC_DEFINED(MsConfig, MSUSB_CONFIG_DESCRIPTOR*)
1511
1512BASIC_POINT_FUNC_DEFINED(udev, void*)
1513BASIC_POINT_FUNC_DEFINED(prev, void*)
1514BASIC_POINT_FUNC_DEFINED(next, void*)
1515
1516static UINT32 udev_get_UsbDevice(IUDEVICE* idev)
1517{
1518 UDEVICE* pdev = (UDEVICE*)idev;
1519
1520 if (!pdev)
1521 return 0;
1522
1523 return pdev->UsbDevice;
1524}
1525
1526static void udev_set_UsbDevice(IUDEVICE* idev, UINT32 val)
1527{
1528 UDEVICE* pdev = (UDEVICE*)idev;
1529
1530 if (!pdev)
1531 return;
1532
1533 pdev->UsbDevice = val;
1534}
1535
1536static void udev_free(IUDEVICE* idev)
1537{
1538 int rc = 0;
1539 UDEVICE* udev = (UDEVICE*)idev;
1540 URBDRC_PLUGIN* urbdrc = NULL;
1541
1542 if (!idev || !udev->urbdrc)
1543 return;
1544
1545 urbdrc = udev->urbdrc;
1546
1547 libusb_udev_cancel_all_transfer_request(&udev->iface);
1548 if (udev->libusb_handle)
1549 {
1550 rc = libusb_reset_device(udev->libusb_handle);
1551
1552 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_reset_device", rc);
1553 }
1554
1555 /* HACK: We need to wait until the cancel transfer has been processed by
1556 * poll_libusb_events
1557 */
1558 Sleep(100);
1559
1560 /* release all interface and attach kernel driver */
1561 udev->iface.attach_kernel_driver(idev);
1562 ArrayList_Free(udev->request_queue);
1563 /* free the config descriptor that send from windows */
1564 msusb_msconfig_free(udev->MsConfig);
1565 libusb_unref_device(udev->libusb_dev);
1566 libusb_close(udev->libusb_handle);
1567 libusb_close(udev->hub_handle);
1568 free(udev->devDescriptor);
1569 free(idev);
1570}
1571
1572static void udev_load_interface(UDEVICE* pdev)
1573{
1574 WINPR_ASSERT(pdev);
1575
1576 /* load interface */
1577 /* Basic */
1578 BASIC_STATE_FUNC_REGISTER(channelManager, pdev);
1579 BASIC_STATE_FUNC_REGISTER(channelID, pdev);
1580 BASIC_STATE_FUNC_REGISTER(UsbDevice, pdev);
1581 BASIC_STATE_FUNC_REGISTER(ReqCompletion, pdev);
1582 BASIC_STATE_FUNC_REGISTER(bus_number, pdev);
1583 BASIC_STATE_FUNC_REGISTER(dev_number, pdev);
1584 BASIC_STATE_FUNC_REGISTER(port_number, pdev);
1585 BASIC_STATE_FUNC_REGISTER(MsConfig, pdev);
1586 BASIC_STATE_FUNC_REGISTER(p_udev, pdev);
1587 BASIC_STATE_FUNC_REGISTER(p_prev, pdev);
1588 BASIC_STATE_FUNC_REGISTER(p_next, pdev);
1589 pdev->iface.isCompositeDevice = libusb_udev_is_composite_device;
1590 pdev->iface.isExist = libusb_udev_is_exist;
1591 pdev->iface.isAlreadySend = libusb_udev_is_already_send;
1592 pdev->iface.isChannelClosed = libusb_udev_is_channel_closed;
1593 pdev->iface.setAlreadySend = libusb_udev_set_already_send;
1594 pdev->iface.setChannelClosed = libusb_udev_channel_closed;
1595 pdev->iface.markChannelClosed = libusb_udev_mark_channel_closed;
1596 pdev->iface.getPath = libusb_udev_get_path;
1597 /* Transfer */
1598 pdev->iface.isoch_transfer = libusb_udev_isoch_transfer;
1599 pdev->iface.control_transfer = libusb_udev_control_transfer;
1600 pdev->iface.bulk_or_interrupt_transfer = libusb_udev_bulk_or_interrupt_transfer;
1601 pdev->iface.select_interface = libusb_udev_select_interface;
1602 pdev->iface.select_configuration = libusb_udev_select_configuration;
1603 pdev->iface.complete_msconfig_setup = libusb_udev_complete_msconfig_setup;
1604 pdev->iface.control_pipe_request = libusb_udev_control_pipe_request;
1605 pdev->iface.control_query_device_text = libusb_udev_control_query_device_text;
1606 pdev->iface.os_feature_descriptor_request = libusb_udev_os_feature_descriptor_request;
1607 pdev->iface.cancel_all_transfer_request = libusb_udev_cancel_all_transfer_request;
1608 pdev->iface.cancel_transfer_request = libusb_udev_cancel_transfer_request;
1609 pdev->iface.query_device_descriptor = libusb_udev_query_device_descriptor;
1610 pdev->iface.detach_kernel_driver = libusb_udev_detach_kernel_driver;
1611 pdev->iface.attach_kernel_driver = libusb_udev_attach_kernel_driver;
1612 pdev->iface.query_device_port_status = libusb_udev_query_device_port_status;
1613 pdev->iface.free = udev_free;
1614}
1615
1616static int udev_get_device_handle(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UDEVICE* pdev,
1617 UINT16 bus_number, UINT16 dev_number)
1618{
1619 int error = -1;
1620 uint8_t port_numbers[16] = { 0 };
1621 LIBUSB_DEVICE** libusb_list = NULL;
1622 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1623
1624 WINPR_ASSERT(urbdrc);
1625
1626 /* Look for device. */
1627 for (ssize_t i = 0; i < total_device; i++)
1628 {
1629 LIBUSB_DEVICE* dev = libusb_list[i];
1630
1631 if ((bus_number != libusb_get_bus_number(dev)) ||
1632 (dev_number != libusb_get_device_address(dev)))
1633 libusb_unref_device(dev);
1634 else
1635 {
1636 error = libusb_open(dev, &pdev->libusb_handle);
1637
1638 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_open", error))
1639 {
1640 libusb_unref_device(dev);
1641 continue;
1642 }
1643
1644 /* get port number */
1645 error = libusb_get_port_numbers(dev, port_numbers, sizeof(port_numbers));
1646 if (error < 1)
1647 {
1648 /* Prevent open hub, treat as error. */
1649 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_get_port_numbers", error);
1650 libusb_unref_device(dev);
1651 continue;
1652 }
1653
1654 pdev->port_number = port_numbers[(error - 1)];
1655 error = 0;
1656 WLog_Print(urbdrc->log, WLOG_DEBUG, " Port: %" PRIu8, pdev->port_number);
1657 /* gen device path */
1658 (void)_snprintf(pdev->path, sizeof(pdev->path), "%" PRIu16 "-%d", bus_number,
1659 pdev->port_number);
1660
1661 WLog_Print(urbdrc->log, WLOG_DEBUG, " DevPath: %s", pdev->path);
1662 }
1663 }
1664 libusb_free_device_list(libusb_list, 0);
1665
1666 if (error < 0)
1667 return -1;
1668 return 0;
1669}
1670
1671static int udev_get_hub_handle(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UDEVICE* pdev,
1672 UINT16 bus_number, WINPR_ATTR_UNUSED UINT16 dev_number)
1673{
1674 int error = -1;
1675 LIBUSB_DEVICE** libusb_list = NULL;
1676 LIBUSB_DEVICE_HANDLE* handle = NULL;
1677 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1678
1679 WINPR_ASSERT(urbdrc);
1680
1681 /* Look for device hub. */
1682 for (ssize_t i = 0; i < total_device; i++)
1683 {
1684 LIBUSB_DEVICE* dev = libusb_list[i];
1685
1686 if ((bus_number != libusb_get_bus_number(dev)) ||
1687 (1 != libusb_get_device_address(dev))) /* Root hub always first on bus. */
1688 libusb_unref_device(dev);
1689 else
1690 {
1691 WLog_Print(urbdrc->log, WLOG_DEBUG, " Open hub: %" PRIu16 "", bus_number);
1692 error = libusb_open(dev, &handle);
1693
1694 if (!log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_open", error))
1695 pdev->hub_handle = handle;
1696 else
1697 libusb_unref_device(dev);
1698 }
1699 }
1700
1701 libusb_free_device_list(libusb_list, 0);
1702
1703 if (error < 0)
1704 return -1;
1705
1706 return 0;
1707}
1708
1709static void request_free(void* value)
1710{
1711 ASYNC_TRANSFER_USER_DATA* user_data = NULL;
1712 struct libusb_transfer* transfer = (struct libusb_transfer*)value;
1713 if (!transfer)
1714 return;
1715
1716 user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
1717 async_transfer_user_data_free(user_data);
1718 transfer->user_data = NULL;
1719 libusb_free_transfer(transfer);
1720}
1721
1722static IUDEVICE* udev_init(URBDRC_PLUGIN* urbdrc, libusb_context* context, LIBUSB_DEVICE* device,
1723 BYTE bus_number, BYTE dev_number)
1724{
1725 UDEVICE* pdev = NULL;
1726 int status = LIBUSB_ERROR_OTHER;
1727 LIBUSB_DEVICE_DESCRIPTOR* devDescriptor = NULL;
1728 LIBUSB_CONFIG_DESCRIPTOR* config_temp = NULL;
1729 LIBUSB_INTERFACE_DESCRIPTOR interface_temp;
1730
1731 WINPR_ASSERT(urbdrc);
1732
1733 pdev = (PUDEVICE)calloc(1, sizeof(UDEVICE));
1734
1735 if (!pdev)
1736 return NULL;
1737
1738 pdev->urbdrc = urbdrc;
1739 udev_load_interface(pdev);
1740
1741 if (device)
1742 pdev->libusb_dev = device;
1743 else
1744 pdev->libusb_dev = udev_get_libusb_dev(context, bus_number, dev_number);
1745
1746 if (pdev->libusb_dev == NULL)
1747 goto fail;
1748
1749 if (urbdrc->listener_callback)
1750 udev_set_channelManager(&pdev->iface, urbdrc->listener_callback->channel_mgr);
1751
1752 /* Get DEVICE handle */
1753 status = udev_get_device_handle(urbdrc, context, pdev, bus_number, dev_number);
1754 if (status != LIBUSB_SUCCESS)
1755 {
1756 struct libusb_device_descriptor desc;
1757 const uint8_t port = libusb_get_port_number(pdev->libusb_dev);
1758 libusb_get_device_descriptor(pdev->libusb_dev, &desc);
1759
1760 log_libusb_result(urbdrc->log, WLOG_ERROR,
1761 "libusb_open [b=0x%02X,p=0x%02X,a=0x%02X,VID=0x%04X,PID=0x%04X]", status,
1762 bus_number, port, dev_number, desc.idVendor, desc.idProduct);
1763 goto fail;
1764 }
1765
1766 /* Get HUB handle */
1767 status = udev_get_hub_handle(urbdrc, context, pdev, bus_number, dev_number);
1768
1769 if (status < 0)
1770 pdev->hub_handle = NULL;
1771
1772 pdev->devDescriptor = udev_new_descript(urbdrc, pdev->libusb_dev);
1773
1774 if (!pdev->devDescriptor)
1775 goto fail;
1776
1777 status = libusb_get_active_config_descriptor(pdev->libusb_dev, &pdev->LibusbConfig);
1778
1779 if (status == LIBUSB_ERROR_NOT_FOUND)
1780 status = libusb_get_config_descriptor(pdev->libusb_dev, 0, &pdev->LibusbConfig);
1781
1782 if (status < 0)
1783 {
1784 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_get_config_descriptor", status);
1785 goto fail;
1786 }
1787
1788 config_temp = pdev->LibusbConfig;
1789 /* get the first interface and first altsetting */
1790 interface_temp = config_temp->interface[0].altsetting[0];
1791 WLog_Print(urbdrc->log, WLOG_DEBUG,
1792 "Registered Device: Vid: 0x%04" PRIX16 " Pid: 0x%04" PRIX16 ""
1793 " InterfaceClass = %s",
1794 pdev->devDescriptor->idVendor, pdev->devDescriptor->idProduct,
1795 usb_interface_class_to_string(interface_temp.bInterfaceClass));
1796 /* Check composite device */
1797 devDescriptor = pdev->devDescriptor;
1798
1799 if ((devDescriptor->bNumConfigurations == 1) && (config_temp->bNumInterfaces > 1) &&
1800 (devDescriptor->bDeviceClass == LIBUSB_CLASS_PER_INTERFACE))
1801 {
1802 pdev->isCompositeDevice = 1;
1803 }
1804 else if ((devDescriptor->bDeviceClass == 0xef) &&
1805 (devDescriptor->bDeviceSubClass == LIBUSB_CLASS_COMM) &&
1806 (devDescriptor->bDeviceProtocol == 0x01))
1807 {
1808 pdev->isCompositeDevice = 1;
1809 }
1810 else
1811 pdev->isCompositeDevice = 0;
1812
1813 /* set device class to first interface class */
1814 devDescriptor->bDeviceClass = interface_temp.bInterfaceClass;
1815 devDescriptor->bDeviceSubClass = interface_temp.bInterfaceSubClass;
1816 devDescriptor->bDeviceProtocol = interface_temp.bInterfaceProtocol;
1817 /* initialize pdev */
1818 pdev->bus_number = bus_number;
1819 pdev->dev_number = dev_number;
1820 pdev->request_queue = ArrayList_New(TRUE);
1821
1822 if (!pdev->request_queue)
1823 goto fail;
1824
1825 ArrayList_Object(pdev->request_queue)->fnObjectFree = request_free;
1826
1827 /* set config of windows */
1828 pdev->MsConfig = msusb_msconfig_new();
1829
1830 if (!pdev->MsConfig)
1831 goto fail;
1832
1833 // deb_config_msg(pdev->libusb_dev, config_temp, devDescriptor->bNumConfigurations);
1834 return &pdev->iface;
1835fail:
1836 pdev->iface.free(&pdev->iface);
1837 return NULL;
1838}
1839
1840size_t udev_new_by_id(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UINT16 idVendor, UINT16 idProduct,
1841 IUDEVICE*** devArray)
1842{
1843 WINPR_ASSERT(urbdrc);
1844 WINPR_ASSERT(devArray);
1845
1846 size_t num = 0;
1847 LIBUSB_DEVICE** libusb_list = NULL;
1848
1849 *devArray = NULL;
1850
1851 WLog_Print(urbdrc->log, WLOG_INFO, "VID: 0x%04" PRIX16 ", PID: 0x%04" PRIX16 "", idVendor,
1852 idProduct);
1853 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1854 if (total_device < 0)
1855 {
1856 WLog_Print(urbdrc->log, WLOG_ERROR, "libusb_get_device_list -> [%" PRIdz "]", total_device);
1857 return 0;
1858 }
1859 if (total_device == 0)
1860 {
1861 WLog_Print(urbdrc->log, WLOG_WARN, "libusb_get_device_list -> [%" PRIdz "]", total_device);
1862 return 0;
1863 }
1864
1865 UDEVICE** array = (UDEVICE**)calloc((size_t)total_device, sizeof(UDEVICE*));
1866
1867 if (!array)
1868 goto fail;
1869
1870 for (ssize_t i = 0; i < total_device; i++)
1871 {
1872 LIBUSB_DEVICE* dev = libusb_list[i];
1873 LIBUSB_DEVICE_DESCRIPTOR* descriptor = udev_new_descript(urbdrc, dev);
1874
1875 if ((descriptor->idVendor == idVendor) && (descriptor->idProduct == idProduct))
1876 {
1877 const uint8_t nr = libusb_get_bus_number(dev);
1878 const uint8_t addr = libusb_get_device_address(dev);
1879 array[num] = (PUDEVICE)udev_init(urbdrc, ctx, dev, nr, addr);
1880
1881 if (array[num] != NULL)
1882 num++;
1883 else
1884 {
1885 WLog_Print(urbdrc->log, WLOG_WARN,
1886 "udev_init(nr=%" PRIu8 ", addr=%" PRIu8 ") failed", nr, addr);
1887 }
1888 }
1889 else
1890 libusb_unref_device(dev);
1891
1892 free(descriptor);
1893 }
1894
1895fail:
1896 libusb_free_device_list(libusb_list, 0);
1897 *devArray = (IUDEVICE**)array;
1898 return num;
1899}
1900
1901IUDEVICE* udev_new_by_addr(URBDRC_PLUGIN* urbdrc, libusb_context* context, BYTE bus_number,
1902 BYTE dev_number)
1903{
1904 WLog_Print(urbdrc->log, WLOG_DEBUG, "bus:%d dev:%d", bus_number, dev_number);
1905 return udev_init(urbdrc, context, NULL, bus_number, dev_number);
1906}
GENERIC_CHANNEL_CALLBACK
Definition include/freerdp/client/channels.h:35
MSUSB_CONFIG_DESCRIPTOR
Definition msusb.h:55
MSUSB_INTERFACE_DESCRIPTOR
Definition msusb.h:40
MSUSB_PIPE_DESCRIPTOR
Definition msusb.h:28
URBDRC_PLUGIN
Definition urbdrc_main.h:57