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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 class)
161{
162 switch (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, "[%s]: 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 MSUSB_INTERFACE_DESCRIPTOR** MsInterfaces = NULL;
586 MSUSB_INTERFACE_DESCRIPTOR* MsInterface = NULL;
587 MSUSB_PIPE_DESCRIPTOR** MsPipes = NULL;
588 MSUSB_PIPE_DESCRIPTOR* MsPipe = NULL;
589 MSUSB_PIPE_DESCRIPTOR** t_MsPipes = NULL;
590 MSUSB_PIPE_DESCRIPTOR* t_MsPipe = NULL;
591 LIBUSB_CONFIG_DESCRIPTOR* LibusbConfig = NULL;
592 const LIBUSB_INTERFACE* LibusbInterface = NULL;
593 const LIBUSB_INTERFACE_DESCRIPTOR* LibusbAltsetting = NULL;
594 const LIBUSB_ENDPOINT_DESCEIPTOR* LibusbEndpoint = NULL;
595 BYTE LibusbNumEndpoint = 0;
596 URBDRC_PLUGIN* urbdrc = NULL;
597 UINT32 MsOutSize = 0;
598
599 if (!pdev || !pdev->LibusbConfig || !pdev->urbdrc || !MsConfig)
600 return NULL;
601
602 urbdrc = pdev->urbdrc;
603 LibusbConfig = pdev->LibusbConfig;
604
605 if (LibusbConfig->bNumInterfaces != MsConfig->NumInterfaces)
606 {
607 WLog_Print(urbdrc->log, WLOG_ERROR,
608 "Select Configuration: Libusb NumberInterfaces(%" PRIu8 ") is different "
609 "with MsConfig NumberInterfaces(%" PRIu32 ")",
610 LibusbConfig->bNumInterfaces, MsConfig->NumInterfaces);
611 }
612
613 /* replace MsPipes for libusb */
614 MsInterfaces = MsConfig->MsInterfaces;
615
616 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
617 {
618 MsInterface = MsInterfaces[inum];
619 /* get libusb's number of endpoints */
620 LibusbInterface = &LibusbConfig->interface[MsInterface->InterfaceNumber];
621 LibusbAltsetting = &LibusbInterface->altsetting[MsInterface->AlternateSetting];
622 LibusbNumEndpoint = LibusbAltsetting->bNumEndpoints;
623 t_MsPipes =
624 (MSUSB_PIPE_DESCRIPTOR**)calloc(LibusbNumEndpoint, sizeof(MSUSB_PIPE_DESCRIPTOR*));
625
626 for (UINT32 pnum = 0; pnum < LibusbNumEndpoint; pnum++)
627 {
628 t_MsPipe = (MSUSB_PIPE_DESCRIPTOR*)calloc(1, sizeof(MSUSB_PIPE_DESCRIPTOR));
629
630 if (pnum < MsInterface->NumberOfPipes && MsInterface->MsPipes)
631 {
632 MsPipe = MsInterface->MsPipes[pnum];
633 t_MsPipe->MaximumPacketSize = MsPipe->MaximumPacketSize;
634 t_MsPipe->MaximumTransferSize = MsPipe->MaximumTransferSize;
635 t_MsPipe->PipeFlags = MsPipe->PipeFlags;
636 }
637 else
638 {
639 t_MsPipe->MaximumPacketSize = 0;
640 t_MsPipe->MaximumTransferSize = 0xffffffff;
641 t_MsPipe->PipeFlags = 0;
642 }
643
644 t_MsPipe->PipeHandle = 0;
645 t_MsPipe->bEndpointAddress = 0;
646 t_MsPipe->bInterval = 0;
647 t_MsPipe->PipeType = 0;
648 t_MsPipe->InitCompleted = 0;
649 t_MsPipes[pnum] = t_MsPipe;
650 }
651
652 msusb_mspipes_replace(MsInterface, t_MsPipes, LibusbNumEndpoint);
653 }
654
655 /* setup configuration */
656 MsOutSize = 8;
657 /* ConfigurationHandle: 4 bytes
658 * ---------------------------------------------------------------
659 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<<<<<<<<< 2 byte >>>>>>>>>>>||
660 * || bus_number | dev_number | bConfigurationValue ||
661 * ---------------------------------------------------------------
662 * ***********************/
663 MsConfig->ConfigurationHandle = (uint32_t)MsConfig->bConfigurationValue |
664 ((uint32_t)pdev->bus_number << 24) |
665 (((uint32_t)pdev->dev_number << 16) & 0xFF0000);
666 MsInterfaces = MsConfig->MsInterfaces;
667
668 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
669 {
670 MsOutSize += 16;
671 MsInterface = MsInterfaces[inum];
672 /* get libusb's interface */
673 LibusbInterface = &LibusbConfig->interface[MsInterface->InterfaceNumber];
674 LibusbAltsetting = &LibusbInterface->altsetting[MsInterface->AlternateSetting];
675 /* InterfaceHandle: 4 bytes
676 * ---------------------------------------------------------------
677 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<< 1 byte >>>|<<< 1 byte >>>||
678 * || bus_number | dev_number | altsetting | interfaceNum ||
679 * ---------------------------------------------------------------
680 * ***********************/
681 MsInterface->InterfaceHandle =
682 WINPR_ASSERTING_INT_CAST(UINT32, (LibusbAltsetting->bInterfaceNumber |
683 (LibusbAltsetting->bAlternateSetting << 8) |
684 (pdev->dev_number << 16) | (pdev->bus_number << 24)));
685 const size_t len = 16 + (MsInterface->NumberOfPipes * 20);
686 MsInterface->Length = WINPR_ASSERTING_INT_CAST(UINT16, len);
687 MsInterface->bInterfaceClass = LibusbAltsetting->bInterfaceClass;
688 MsInterface->bInterfaceSubClass = LibusbAltsetting->bInterfaceSubClass;
689 MsInterface->bInterfaceProtocol = LibusbAltsetting->bInterfaceProtocol;
690 MsInterface->InitCompleted = 1;
691 MsPipes = MsInterface->MsPipes;
692 LibusbNumEndpoint = LibusbAltsetting->bNumEndpoints;
693
694 for (UINT32 pnum = 0; pnum < LibusbNumEndpoint; pnum++)
695 {
696 MsOutSize += 20;
697 MsPipe = MsPipes[pnum];
698 /* get libusb's endpoint */
699 LibusbEndpoint = &LibusbAltsetting->endpoint[pnum];
700 /* PipeHandle: 4 bytes
701 * ---------------------------------------------------------------
702 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<<<<<<<<< 2 byte >>>>>>>>>>>||
703 * || bus_number | dev_number | bEndpointAddress ||
704 * ---------------------------------------------------------------
705 * ***********************/
706 MsPipe->PipeHandle = LibusbEndpoint->bEndpointAddress |
707 (((uint32_t)pdev->dev_number << 16) & 0xFF0000) |
708 (((uint32_t)pdev->bus_number << 24) & 0xFF000000);
709 /* count endpoint max packet size */
710 unsigned max = LibusbEndpoint->wMaxPacketSize & 0x07ff;
711 BYTE attr = LibusbEndpoint->bmAttributes;
712
713 if ((attr & 0x3) == 1 || (attr & 0x3) == 3)
714 {
715 max *= (1 + ((LibusbEndpoint->wMaxPacketSize >> 11) & 3));
716 }
717
718 MsPipe->MaximumPacketSize = WINPR_ASSERTING_INT_CAST(uint16_t, max);
719 MsPipe->bEndpointAddress = LibusbEndpoint->bEndpointAddress;
720 MsPipe->bInterval = LibusbEndpoint->bInterval;
721 MsPipe->PipeType = attr & 0x3;
722 MsPipe->InitCompleted = 1;
723 }
724 }
725
726 MsConfig->MsOutSize = WINPR_ASSERTING_INT_CAST(int, MsOutSize);
727 MsConfig->InitCompleted = 1;
728
729 /* replace device's MsConfig */
730 if (MsConfig != pdev->MsConfig)
731 {
732 msusb_msconfig_free(pdev->MsConfig);
733 pdev->MsConfig = MsConfig;
734 }
735
736 return MsConfig;
737}
738
739static int libusb_udev_select_configuration(IUDEVICE* idev, UINT32 bConfigurationValue)
740{
741 UDEVICE* pdev = (UDEVICE*)idev;
742 MSUSB_CONFIG_DESCRIPTOR* MsConfig = NULL;
743 LIBUSB_DEVICE_HANDLE* libusb_handle = NULL;
744 LIBUSB_DEVICE* libusb_dev = NULL;
745 URBDRC_PLUGIN* urbdrc = NULL;
746 LIBUSB_CONFIG_DESCRIPTOR** LibusbConfig = NULL;
747 int ret = 0;
748
749 if (!pdev || !pdev->MsConfig || !pdev->LibusbConfig || !pdev->urbdrc)
750 return -1;
751
752 urbdrc = pdev->urbdrc;
753 MsConfig = pdev->MsConfig;
754 libusb_handle = pdev->libusb_handle;
755 libusb_dev = pdev->libusb_dev;
756 LibusbConfig = &pdev->LibusbConfig;
757
758 if (MsConfig->InitCompleted)
759 {
760 func_config_release_all_interface(pdev->urbdrc, libusb_handle,
761 (*LibusbConfig)->bNumInterfaces);
762 }
763
764 /* The configuration value -1 is mean to put the device in unconfigured state. */
765 if (bConfigurationValue == 0)
766 ret = libusb_set_configuration(libusb_handle, -1);
767 else
768 ret = libusb_set_configuration(libusb_handle,
769 WINPR_ASSERTING_INT_CAST(int, bConfigurationValue));
770
771 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_set_configuration", ret))
772 {
773 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
774 return -1;
775 }
776 else
777 {
778 ret = libusb_get_active_config_descriptor(libusb_dev, LibusbConfig);
779
780 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_set_configuration", ret))
781 {
782 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
783 return -1;
784 }
785 }
786
787 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
788 return 0;
789}
790
791static int libusb_udev_control_pipe_request(IUDEVICE* idev, WINPR_ATTR_UNUSED UINT32 RequestId,
792 UINT32 EndpointAddress, UINT32* UsbdStatus, int command)
793{
794 int error = 0;
795 UDEVICE* pdev = (UDEVICE*)idev;
796
797 WINPR_ASSERT(EndpointAddress <= UINT8_MAX);
798 /*
799 pdev->request_queue->register_request(pdev->request_queue, RequestId, NULL, 0);
800 */
801 switch (command)
802 {
803 case PIPE_CANCEL:
805 idev->cancel_all_transfer_request(idev);
806 // dummy_wait_s_obj(1);
808 /*
809 uint8_t request_type, uint8_t bRequest,
810 */
811 error = libusb_control_transfer(pdev->libusb_handle,
812 (uint8_t)LIBUSB_ENDPOINT_OUT |
813 (uint8_t)LIBUSB_RECIPIENT_ENDPOINT,
814 LIBUSB_REQUEST_SET_FEATURE, ENDPOINT_HALT,
815 (uint16_t)EndpointAddress, NULL, 0, 1000);
816 break;
817
818 case PIPE_RESET:
819 idev->cancel_all_transfer_request(idev);
820 error = libusb_clear_halt(pdev->libusb_handle, (uint8_t)EndpointAddress);
821 // func_set_usbd_status(pdev, UsbdStatus, error);
822 break;
823
824 default:
825 error = -0xff;
826 break;
827 }
828
829 *UsbdStatus = 0;
830 return error;
831}
832
833static UINT32 libusb_udev_control_query_device_text(IUDEVICE* idev, UINT32 TextType,
834 UINT16 LocaleId, UINT8* BufferSize,
835 BYTE* Buffer)
836{
837 UDEVICE* pdev = (UDEVICE*)idev;
838 LIBUSB_DEVICE_DESCRIPTOR* devDescriptor = NULL;
839 const char strDesc[] = "Generic Usb String";
840 char deviceLocation[25] = { 0 };
841 BYTE bus_number = 0;
842 BYTE device_address = 0;
843 int ret = 0;
844 size_t len = 0;
845 URBDRC_PLUGIN* urbdrc = NULL;
846 WCHAR* text = (WCHAR*)Buffer;
847 BYTE slen = 0;
848 BYTE locale = 0;
849 const UINT8 inSize = *BufferSize;
850
851 *BufferSize = 0;
852 if (!pdev || !pdev->devDescriptor || !pdev->urbdrc)
853 return ERROR_INVALID_DATA;
854
855 urbdrc = pdev->urbdrc;
856 devDescriptor = pdev->devDescriptor;
857
858 switch (TextType)
859 {
860 case DeviceTextDescription:
861 {
862 BYTE data[0x100] = { 0 };
863 ret = libusb_get_string_descriptor(pdev->libusb_handle, devDescriptor->iProduct,
864 LocaleId, data, 0xFF);
865 /* The returned data in the buffer is:
866 * 1 byte length of following data
867 * 1 byte descriptor type, must be 0x03 for strings
868 * n WCHAR unicode string (of length / 2 characters) including '\0'
869 */
870 slen = data[0];
871 locale = data[1];
872
873 if ((ret <= 0) || (ret <= 4) || (slen <= 4) || (locale != LIBUSB_DT_STRING) ||
874 (ret > UINT8_MAX))
875 {
876 const char* msg = "SHORT_DESCRIPTOR";
877 if (ret < 0)
878 msg = libusb_error_name(ret);
879 WLog_Print(urbdrc->log, WLOG_DEBUG,
880 "libusb_get_string_descriptor: "
881 "%s [%d], iProduct: %" PRIu8 "!",
882 msg, ret, devDescriptor->iProduct);
883
884 len = MIN(sizeof(strDesc), inSize);
885 for (size_t i = 0; i < len; i++)
886 text[i] = (WCHAR)strDesc[i];
887
888 *BufferSize = (BYTE)(len * 2);
889 }
890 else
891 {
892 /* ret and slen should be equals, but you never know creativity
893 * of device manufacturers...
894 * So also check the string length returned as server side does
895 * not honor strings with multi '\0' characters well.
896 */
897 const size_t rchar = _wcsnlen((WCHAR*)&data[2], sizeof(data) / 2);
898 len = MIN((BYTE)ret - 2, slen);
899 len = MIN(len, inSize);
900 len = MIN(len, rchar * 2 + sizeof(WCHAR));
901 memcpy(Buffer, &data[2], len);
902
903 /* Just as above, the returned WCHAR string should be '\0'
904 * terminated, but never trust hardware to conform to specs... */
905 Buffer[len - 2] = '\0';
906 Buffer[len - 1] = '\0';
907 *BufferSize = (BYTE)len;
908 }
909 }
910 break;
911
912 case DeviceTextLocationInformation:
913 bus_number = libusb_get_bus_number(pdev->libusb_dev);
914 device_address = libusb_get_device_address(pdev->libusb_dev);
915 (void)sprintf_s(deviceLocation, sizeof(deviceLocation),
916 "Port_#%04" PRIu8 ".Hub_#%04" PRIu8 "", device_address, bus_number);
917
918 len = strnlen(deviceLocation,
919 MIN(sizeof(deviceLocation), (inSize > 0) ? inSize - 1U : 0));
920 for (size_t i = 0; i < len; i++)
921 text[i] = (WCHAR)deviceLocation[i];
922 text[len++] = '\0';
923 *BufferSize = (UINT8)(len * sizeof(WCHAR));
924 break;
925
926 default:
927 WLog_Print(urbdrc->log, WLOG_DEBUG, "Query Text: unknown TextType %" PRIu32 "",
928 TextType);
929 return ERROR_INVALID_DATA;
930 }
931
932 return S_OK;
933}
934
935static int libusb_udev_os_feature_descriptor_request(IUDEVICE* idev,
936 WINPR_ATTR_UNUSED UINT32 RequestId,
937 BYTE Recipient, BYTE InterfaceNumber,
938 BYTE Ms_PageIndex, UINT16 Ms_featureDescIndex,
939 UINT32* UsbdStatus, UINT32* BufferSize,
940 BYTE* Buffer, UINT32 Timeout)
941{
942 UDEVICE* pdev = (UDEVICE*)idev;
943 BYTE ms_string_desc[0x13] = { 0 };
944 int error = 0;
945
946 WINPR_ASSERT(idev);
947 WINPR_ASSERT(UsbdStatus);
948 WINPR_ASSERT(BufferSize);
949 WINPR_ASSERT(*BufferSize <= UINT16_MAX);
950
951 /*
952 pdev->request_queue->register_request(pdev->request_queue, RequestId, NULL, 0);
953 */
954 error = libusb_control_transfer(pdev->libusb_handle, LIBUSB_ENDPOINT_IN | Recipient,
955 LIBUSB_REQUEST_GET_DESCRIPTOR, 0x03ee, 0, ms_string_desc, 0x12,
956 Timeout);
957
958 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", error);
959
960 if (error > 0)
961 {
962 const BYTE bMS_Vendorcode = ms_string_desc[16];
964 error = libusb_control_transfer(
965 pdev->libusb_handle,
966 (uint8_t)LIBUSB_ENDPOINT_IN | (uint8_t)LIBUSB_REQUEST_TYPE_VENDOR | Recipient,
967 bMS_Vendorcode, (UINT16)((InterfaceNumber << 8) | Ms_PageIndex), Ms_featureDescIndex,
968 Buffer, (UINT16)*BufferSize, Timeout);
969 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", error);
970
971 if (error >= 0)
972 *BufferSize = (UINT32)error;
973 }
974
975 if (error < 0)
976 *UsbdStatus = USBD_STATUS_STALL_PID;
977 else
978 *UsbdStatus = USBD_STATUS_SUCCESS;
979
980 return ERROR_SUCCESS;
981}
982
983static int libusb_udev_query_device_descriptor(IUDEVICE* idev, int offset)
984{
985 UDEVICE* pdev = (UDEVICE*)idev;
986
987 switch (offset)
988 {
989 case B_LENGTH:
990 return pdev->devDescriptor->bLength;
991
992 case B_DESCRIPTOR_TYPE:
993 return pdev->devDescriptor->bDescriptorType;
994
995 case BCD_USB:
996 return pdev->devDescriptor->bcdUSB;
997
998 case B_DEVICE_CLASS:
999 return pdev->devDescriptor->bDeviceClass;
1000
1001 case B_DEVICE_SUBCLASS:
1002 return pdev->devDescriptor->bDeviceSubClass;
1003
1004 case B_DEVICE_PROTOCOL:
1005 return pdev->devDescriptor->bDeviceProtocol;
1006
1007 case B_MAX_PACKET_SIZE0:
1008 return pdev->devDescriptor->bMaxPacketSize0;
1009
1010 case ID_VENDOR:
1011 return pdev->devDescriptor->idVendor;
1012
1013 case ID_PRODUCT:
1014 return pdev->devDescriptor->idProduct;
1015
1016 case BCD_DEVICE:
1017 return pdev->devDescriptor->bcdDevice;
1018
1019 case I_MANUFACTURER:
1020 return pdev->devDescriptor->iManufacturer;
1021
1022 case I_PRODUCT:
1023 return pdev->devDescriptor->iProduct;
1024
1025 case I_SERIAL_NUMBER:
1026 return pdev->devDescriptor->iSerialNumber;
1027
1028 case B_NUM_CONFIGURATIONS:
1029 return pdev->devDescriptor->bNumConfigurations;
1030
1031 default:
1032 return 0;
1033 }
1034}
1035
1036static BOOL libusb_udev_detach_kernel_driver(IUDEVICE* idev)
1037{
1038 int err = 0;
1039 UDEVICE* pdev = (UDEVICE*)idev;
1040 URBDRC_PLUGIN* urbdrc = NULL;
1041
1042 if (!pdev || !pdev->LibusbConfig || !pdev->libusb_handle || !pdev->urbdrc)
1043 return FALSE;
1044
1045#ifdef _WIN32
1046 return TRUE;
1047#else
1048 urbdrc = pdev->urbdrc;
1049
1050 if ((pdev->status & URBDRC_DEVICE_DETACH_KERNEL) == 0)
1051 {
1052 for (int i = 0; i < pdev->LibusbConfig->bNumInterfaces; i++)
1053 {
1054 err = libusb_kernel_driver_active(pdev->libusb_handle, i);
1055 log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_kernel_driver_active", err);
1056
1057 if (err)
1058 {
1059 err = libusb_detach_kernel_driver(pdev->libusb_handle, i);
1060 log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_detach_kernel_driver", err);
1061 }
1062 }
1063
1064 pdev->status |= URBDRC_DEVICE_DETACH_KERNEL;
1065 }
1066
1067 return TRUE;
1068#endif
1069}
1070
1071static BOOL libusb_udev_attach_kernel_driver(IUDEVICE* idev)
1072{
1073 int err = 0;
1074 UDEVICE* pdev = (UDEVICE*)idev;
1075
1076 if (!pdev || !pdev->LibusbConfig || !pdev->libusb_handle || !pdev->urbdrc)
1077 return FALSE;
1078
1079 for (int i = 0; i < pdev->LibusbConfig->bNumInterfaces && err != LIBUSB_ERROR_NO_DEVICE; i++)
1080 {
1081 err = libusb_release_interface(pdev->libusb_handle, i);
1082
1083 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_release_interface", err);
1084
1085#ifndef _WIN32
1086 if (err != LIBUSB_ERROR_NO_DEVICE)
1087 {
1088 err = libusb_attach_kernel_driver(pdev->libusb_handle, i);
1089 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_attach_kernel_driver if=%d",
1090 err, i);
1091 }
1092#endif
1093 }
1094
1095 return TRUE;
1096}
1097
1098static int libusb_udev_is_composite_device(IUDEVICE* idev)
1099{
1100 UDEVICE* pdev = (UDEVICE*)idev;
1101 return pdev->isCompositeDevice;
1102}
1103
1104static int libusb_udev_is_exist(IUDEVICE* idev)
1105{
1106 UDEVICE* pdev = (UDEVICE*)idev;
1107 return (pdev->status & URBDRC_DEVICE_NOT_FOUND) ? 0 : 1;
1108}
1109
1110static int libusb_udev_is_channel_closed(IUDEVICE* idev)
1111{
1112 UDEVICE* pdev = (UDEVICE*)idev;
1113 IUDEVMAN* udevman = NULL;
1114 if (!pdev || !pdev->urbdrc)
1115 return 1;
1116
1117 udevman = pdev->urbdrc->udevman;
1118 if (udevman)
1119 {
1120 if (udevman->status & URBDRC_DEVICE_CHANNEL_CLOSED)
1121 return 1;
1122 }
1123
1124 if (pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED)
1125 return 1;
1126
1127 return 0;
1128}
1129
1130static int libusb_udev_is_already_send(IUDEVICE* idev)
1131{
1132 UDEVICE* pdev = (UDEVICE*)idev;
1133 return (pdev->status & URBDRC_DEVICE_ALREADY_SEND) ? 1 : 0;
1134}
1135
1136/* This is called from channel cleanup code.
1137 * Avoid double free, just remove the device and mark the channel closed. */
1138static void libusb_udev_mark_channel_closed(IUDEVICE* idev)
1139{
1140 UDEVICE* pdev = (UDEVICE*)idev;
1141 if (pdev && ((pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED) == 0))
1142 {
1143 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1144 const uint8_t busNr = idev->get_bus_number(idev);
1145 const uint8_t devNr = idev->get_dev_number(idev);
1146
1147 pdev->status |= URBDRC_DEVICE_CHANNEL_CLOSED;
1148 urbdrc->udevman->unregister_udevice(urbdrc->udevman, busNr, devNr);
1149 }
1150}
1151
1152/* This is called by local events where the device is removed or in an error
1153 * state. Remove the device from redirection and close the channel. */
1154static void libusb_udev_channel_closed(IUDEVICE* idev)
1155{
1156 UDEVICE* pdev = (UDEVICE*)idev;
1157 if (pdev && ((pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED) == 0))
1158 {
1159 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1160 const uint8_t busNr = idev->get_bus_number(idev);
1161 const uint8_t devNr = idev->get_dev_number(idev);
1162 IWTSVirtualChannel* channel = NULL;
1163
1164 if (pdev->channelManager)
1165 channel = IFCALLRESULT(NULL, pdev->channelManager->FindChannelById,
1166 pdev->channelManager, pdev->channelID);
1167
1168 pdev->status |= URBDRC_DEVICE_CHANNEL_CLOSED;
1169
1170 if (channel)
1171 channel->Write(channel, 0, NULL, NULL);
1172
1173 urbdrc->udevman->unregister_udevice(urbdrc->udevman, busNr, devNr);
1174 }
1175}
1176
1177static void libusb_udev_set_already_send(IUDEVICE* idev)
1178{
1179 UDEVICE* pdev = (UDEVICE*)idev;
1180 pdev->status |= URBDRC_DEVICE_ALREADY_SEND;
1181}
1182
1183static char* libusb_udev_get_path(IUDEVICE* idev)
1184{
1185 UDEVICE* pdev = (UDEVICE*)idev;
1186 return pdev->path;
1187}
1188
1189static int libusb_udev_query_device_port_status(IUDEVICE* idev, UINT32* UsbdStatus,
1190 UINT32* BufferSize, BYTE* Buffer)
1191{
1192 UDEVICE* pdev = (UDEVICE*)idev;
1193 int success = 0;
1194 int ret = 0;
1195 URBDRC_PLUGIN* urbdrc = NULL;
1196
1197 if (!pdev || !pdev->urbdrc)
1198 return -1;
1199
1200 urbdrc = pdev->urbdrc;
1201
1202 if (pdev->hub_handle != NULL)
1203 {
1204 ret = idev->control_transfer(
1205 idev, 0xffff, 0, 0,
1206 (uint8_t)LIBUSB_ENDPOINT_IN | (uint8_t)LIBUSB_REQUEST_TYPE_CLASS |
1207 (uint8_t)LIBUSB_RECIPIENT_OTHER,
1208 LIBUSB_REQUEST_GET_STATUS, 0, pdev->port_number, UsbdStatus, BufferSize, Buffer, 1000);
1209
1210 if (log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", ret))
1211 *BufferSize = 0;
1212 else
1213 {
1214 WLog_Print(urbdrc->log, WLOG_DEBUG,
1215 "PORT STATUS:0x%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "", Buffer[3],
1216 Buffer[2], Buffer[1], Buffer[0]);
1217 success = 1;
1218 }
1219 }
1220
1221 return success;
1222}
1223
1224static int libusb_udev_isoch_transfer(IUDEVICE* idev, GENERIC_CHANNEL_CALLBACK* callback,
1225 UINT32 MessageId, UINT32 RequestId, UINT32 EndpointAddress,
1226 WINPR_ATTR_UNUSED UINT32 TransferFlags, UINT32 StartFrame,
1227 UINT32 ErrorCount, BOOL NoAck,
1228 WINPR_ATTR_UNUSED const BYTE* packetDescriptorData,
1229 UINT32 NumberOfPackets, UINT32 BufferSize, const BYTE* Buffer,
1230 t_isoch_transfer_cb cb, UINT32 Timeout)
1231{
1232 int rc = 0;
1233 UINT32 iso_packet_size = 0;
1234 UDEVICE* pdev = (UDEVICE*)idev;
1235 ASYNC_TRANSFER_USER_DATA* user_data = NULL;
1236 struct libusb_transfer* iso_transfer = NULL;
1237 URBDRC_PLUGIN* urbdrc = NULL;
1238 size_t outSize = (12ULL * NumberOfPackets);
1239 uint32_t streamID = 0x40000000 | RequestId;
1240
1241 if (!pdev || !pdev->urbdrc)
1242 return -1;
1243
1244 urbdrc = pdev->urbdrc;
1245 user_data = async_transfer_user_data_new(idev, MessageId, 48, BufferSize, Buffer,
1246 outSize + 1024, NoAck, cb, callback);
1247
1248 if (!user_data)
1249 return -1;
1250
1251 user_data->ErrorCount = ErrorCount;
1252 user_data->StartFrame = StartFrame;
1253
1254 if (!Buffer)
1255 Stream_Seek(user_data->data, (12ULL * NumberOfPackets));
1256
1257 if (NumberOfPackets > 0)
1258 {
1259 iso_packet_size = BufferSize / NumberOfPackets;
1260 iso_transfer = libusb_alloc_transfer((int)NumberOfPackets);
1261 }
1262
1263 if (iso_transfer == NULL)
1264 {
1265 WLog_Print(urbdrc->log, WLOG_ERROR,
1266 "Error: libusb_alloc_transfer [NumberOfPackets=%" PRIu32 ", BufferSize=%" PRIu32
1267 " ]",
1268 NumberOfPackets, BufferSize);
1269 async_transfer_user_data_free(user_data);
1270 return -1;
1271 }
1272
1274 libusb_fill_iso_transfer(
1275 iso_transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1276 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1277 WINPR_ASSERTING_INT_CAST(int, NumberOfPackets), func_iso_callback, user_data, Timeout);
1278 set_stream_id_for_buffer(iso_transfer, streamID);
1279 libusb_set_iso_packet_lengths(iso_transfer, iso_packet_size);
1280
1281 if (!ArrayList_Append(pdev->request_queue, iso_transfer))
1282 {
1283 WLog_Print(urbdrc->log, WLOG_WARN,
1284 "Failed to queue iso transfer, streamID %08" PRIx32 " already in use!",
1285 streamID);
1286 request_free(iso_transfer);
1287 return -1;
1288 }
1289 rc = libusb_submit_transfer(iso_transfer);
1290 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_submit_transfer", rc))
1291 return -1;
1292 return rc;
1293}
1294
1295static BOOL libusb_udev_control_transfer(IUDEVICE* idev, WINPR_ATTR_UNUSED UINT32 RequestId,
1296 WINPR_ATTR_UNUSED UINT32 EndpointAddress,
1297 WINPR_ATTR_UNUSED UINT32 TransferFlags, BYTE bmRequestType,
1298 BYTE Request, UINT16 Value, UINT16 Index,
1299 UINT32* UrbdStatus, UINT32* BufferSize, BYTE* Buffer,
1300 UINT32 Timeout)
1301{
1302 int status = 0;
1303 UDEVICE* pdev = (UDEVICE*)idev;
1304
1305 WINPR_ASSERT(BufferSize);
1306 WINPR_ASSERT(*BufferSize <= UINT16_MAX);
1307
1308 if (!pdev || !pdev->urbdrc)
1309 return FALSE;
1310
1311 status = libusb_control_transfer(pdev->libusb_handle, bmRequestType, Request, Value, Index,
1312 Buffer, (UINT16)*BufferSize, Timeout);
1313
1314 if (status >= 0)
1315 *BufferSize = (UINT32)status;
1316 else
1317 log_libusb_result(pdev->urbdrc->log, WLOG_ERROR, "libusb_control_transfer", status);
1318
1319 if (!func_set_usbd_status(pdev->urbdrc, pdev, UrbdStatus, status))
1320 return FALSE;
1321
1322 return TRUE;
1323}
1324
1325static int libusb_udev_bulk_or_interrupt_transfer(IUDEVICE* idev,
1326 GENERIC_CHANNEL_CALLBACK* callback,
1327 UINT32 MessageId, UINT32 RequestId,
1328 UINT32 EndpointAddress, UINT32 TransferFlags,
1329 BOOL NoAck, UINT32 BufferSize, const BYTE* data,
1330 t_isoch_transfer_cb cb, UINT32 Timeout)
1331{
1332 int rc = 0;
1333 UINT32 transfer_type = 0;
1334 UDEVICE* pdev = (UDEVICE*)idev;
1335 const LIBUSB_ENDPOINT_DESCEIPTOR* ep_desc = NULL;
1336 struct libusb_transfer* transfer = NULL;
1337 URBDRC_PLUGIN* urbdrc = NULL;
1338 ASYNC_TRANSFER_USER_DATA* user_data = NULL;
1339 uint32_t streamID = 0x80000000 | RequestId;
1340
1341 if (!pdev || !pdev->LibusbConfig || !pdev->urbdrc)
1342 return -1;
1343
1344 urbdrc = pdev->urbdrc;
1345 user_data =
1346 async_transfer_user_data_new(idev, MessageId, 36, BufferSize, data, 0, NoAck, cb, callback);
1347
1348 if (!user_data)
1349 return -1;
1350
1351 /* alloc memory for urb transfer */
1352 transfer = libusb_alloc_transfer(0);
1353 if (!transfer)
1354 {
1355 async_transfer_user_data_free(user_data);
1356 return -1;
1357 }
1358 transfer->user_data = user_data;
1359
1360 ep_desc = func_get_ep_desc(pdev->LibusbConfig, pdev->MsConfig, EndpointAddress);
1361
1362 if (!ep_desc)
1363 {
1364 WLog_Print(urbdrc->log, WLOG_ERROR, "func_get_ep_desc: endpoint 0x%" PRIx32 " not found",
1365 EndpointAddress);
1366 request_free(transfer);
1367 return -1;
1368 }
1369
1370 transfer_type = (ep_desc->bmAttributes) & 0x3;
1371 WLog_Print(urbdrc->log, WLOG_DEBUG,
1372 "urb_bulk_or_interrupt_transfer: ep:0x%" PRIx32 " "
1373 "transfer_type %" PRIu32 " flag:%" PRIu32 " OutputBufferSize:0x%" PRIx32 "",
1374 EndpointAddress, transfer_type, TransferFlags, BufferSize);
1375
1376 switch (transfer_type)
1377 {
1378 case BULK_TRANSFER:
1380 libusb_fill_bulk_transfer(
1381 transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1382 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1383 func_bulk_transfer_cb, user_data, Timeout);
1384 break;
1385
1386 case INTERRUPT_TRANSFER:
1388 libusb_fill_interrupt_transfer(
1389 transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1390 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1391 func_bulk_transfer_cb, user_data, Timeout);
1392 break;
1393
1394 default:
1395 WLog_Print(urbdrc->log, WLOG_DEBUG,
1396 "urb_bulk_or_interrupt_transfer:"
1397 " other transfer type 0x%" PRIX32 "",
1398 transfer_type);
1399 request_free(transfer);
1400 return -1;
1401 }
1402
1403 set_stream_id_for_buffer(transfer, streamID);
1404
1405 if (!ArrayList_Append(pdev->request_queue, transfer))
1406 {
1407 WLog_Print(urbdrc->log, WLOG_WARN,
1408 "Failed to queue transfer, streamID %08" PRIx32 " already in use!", streamID);
1409 request_free(transfer);
1410 return -1;
1411 }
1412 rc = libusb_submit_transfer(transfer);
1413 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_submit_transfer", rc))
1414 return -1;
1415 return rc;
1416}
1417
1418static int func_cancel_xact_request(URBDRC_PLUGIN* urbdrc, struct libusb_transfer* transfer)
1419{
1420 int status = 0;
1421
1422 if (!urbdrc || !transfer)
1423 return -1;
1424
1425 status = libusb_cancel_transfer(transfer);
1426
1427 if (log_libusb_result(urbdrc->log, WLOG_WARN, "libusb_cancel_transfer", status))
1428 {
1429 if (status == LIBUSB_ERROR_NOT_FOUND)
1430 return -1;
1431 }
1432 else
1433 return 1;
1434
1435 return 0;
1436}
1437
1438static void libusb_udev_cancel_all_transfer_request(IUDEVICE* idev)
1439{
1440 UDEVICE* pdev = (UDEVICE*)idev;
1441 size_t count = 0;
1442
1443 if (!pdev || !pdev->request_queue || !pdev->urbdrc)
1444 return;
1445
1446 ArrayList_Lock(pdev->request_queue);
1447 count = ArrayList_Count(pdev->request_queue);
1448
1449 for (size_t x = 0; x < count; x++)
1450 {
1451 struct libusb_transfer* transfer = ArrayList_GetItem(pdev->request_queue, x);
1452 func_cancel_xact_request(pdev->urbdrc, transfer);
1453 }
1454
1455 ArrayList_Unlock(pdev->request_queue);
1456}
1457
1458static int libusb_udev_cancel_transfer_request(IUDEVICE* idev, UINT32 RequestId)
1459{
1460 int rc = -1;
1461 UDEVICE* pdev = (UDEVICE*)idev;
1462 struct libusb_transfer* transfer = NULL;
1463 uint32_t cancelID1 = 0x40000000 | RequestId;
1464 uint32_t cancelID2 = 0x80000000 | RequestId;
1465
1466 if (!idev || !pdev->urbdrc || !pdev->request_queue)
1467 return -1;
1468
1469 ArrayList_Lock(pdev->request_queue);
1470 transfer = list_contains(pdev->request_queue, cancelID1);
1471 if (!transfer)
1472 transfer = list_contains(pdev->request_queue, cancelID2);
1473
1474 if (transfer)
1475 {
1476 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1477
1478 rc = func_cancel_xact_request(urbdrc, transfer);
1479 }
1480 ArrayList_Unlock(pdev->request_queue);
1481 return rc;
1482}
1483
1484BASIC_STATE_FUNC_DEFINED(channelManager, IWTSVirtualChannelManager*)
1485BASIC_STATE_FUNC_DEFINED(channelID, UINT32)
1486BASIC_STATE_FUNC_DEFINED(ReqCompletion, UINT32)
1487BASIC_STATE_FUNC_DEFINED(bus_number, BYTE)
1488BASIC_STATE_FUNC_DEFINED(dev_number, BYTE)
1489BASIC_STATE_FUNC_DEFINED(port_number, UINT8)
1490BASIC_STATE_FUNC_DEFINED(MsConfig, MSUSB_CONFIG_DESCRIPTOR*)
1491
1492BASIC_POINT_FUNC_DEFINED(udev, void*)
1493BASIC_POINT_FUNC_DEFINED(prev, void*)
1494BASIC_POINT_FUNC_DEFINED(next, void*)
1495
1496static UINT32 udev_get_UsbDevice(IUDEVICE* idev)
1497{
1498 UDEVICE* pdev = (UDEVICE*)idev;
1499
1500 if (!pdev)
1501 return 0;
1502
1503 return pdev->UsbDevice;
1504}
1505
1506static void udev_set_UsbDevice(IUDEVICE* idev, UINT32 val)
1507{
1508 UDEVICE* pdev = (UDEVICE*)idev;
1509
1510 if (!pdev)
1511 return;
1512
1513 pdev->UsbDevice = val;
1514}
1515
1516static void udev_free(IUDEVICE* idev)
1517{
1518 int rc = 0;
1519 UDEVICE* udev = (UDEVICE*)idev;
1520 URBDRC_PLUGIN* urbdrc = NULL;
1521
1522 if (!idev || !udev->urbdrc)
1523 return;
1524
1525 urbdrc = udev->urbdrc;
1526
1527 libusb_udev_cancel_all_transfer_request(&udev->iface);
1528 if (udev->libusb_handle)
1529 {
1530 rc = libusb_reset_device(udev->libusb_handle);
1531
1532 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_reset_device", rc);
1533 }
1534
1535 /* HACK: We need to wait until the cancel transfer has been processed by
1536 * poll_libusb_events
1537 */
1538 Sleep(100);
1539
1540 /* release all interface and attach kernel driver */
1541 udev->iface.attach_kernel_driver(idev);
1542 ArrayList_Free(udev->request_queue);
1543 /* free the config descriptor that send from windows */
1544 msusb_msconfig_free(udev->MsConfig);
1545 libusb_unref_device(udev->libusb_dev);
1546 libusb_close(udev->libusb_handle);
1547 libusb_close(udev->hub_handle);
1548 free(udev->devDescriptor);
1549 free(idev);
1550}
1551
1552static void udev_load_interface(UDEVICE* pdev)
1553{
1554 WINPR_ASSERT(pdev);
1555
1556 /* load interface */
1557 /* Basic */
1558 BASIC_STATE_FUNC_REGISTER(channelManager, pdev);
1559 BASIC_STATE_FUNC_REGISTER(channelID, pdev);
1560 BASIC_STATE_FUNC_REGISTER(UsbDevice, pdev);
1561 BASIC_STATE_FUNC_REGISTER(ReqCompletion, pdev);
1562 BASIC_STATE_FUNC_REGISTER(bus_number, pdev);
1563 BASIC_STATE_FUNC_REGISTER(dev_number, pdev);
1564 BASIC_STATE_FUNC_REGISTER(port_number, pdev);
1565 BASIC_STATE_FUNC_REGISTER(MsConfig, pdev);
1566 BASIC_STATE_FUNC_REGISTER(p_udev, pdev);
1567 BASIC_STATE_FUNC_REGISTER(p_prev, pdev);
1568 BASIC_STATE_FUNC_REGISTER(p_next, pdev);
1569 pdev->iface.isCompositeDevice = libusb_udev_is_composite_device;
1570 pdev->iface.isExist = libusb_udev_is_exist;
1571 pdev->iface.isAlreadySend = libusb_udev_is_already_send;
1572 pdev->iface.isChannelClosed = libusb_udev_is_channel_closed;
1573 pdev->iface.setAlreadySend = libusb_udev_set_already_send;
1574 pdev->iface.setChannelClosed = libusb_udev_channel_closed;
1575 pdev->iface.markChannelClosed = libusb_udev_mark_channel_closed;
1576 pdev->iface.getPath = libusb_udev_get_path;
1577 /* Transfer */
1578 pdev->iface.isoch_transfer = libusb_udev_isoch_transfer;
1579 pdev->iface.control_transfer = libusb_udev_control_transfer;
1580 pdev->iface.bulk_or_interrupt_transfer = libusb_udev_bulk_or_interrupt_transfer;
1581 pdev->iface.select_interface = libusb_udev_select_interface;
1582 pdev->iface.select_configuration = libusb_udev_select_configuration;
1583 pdev->iface.complete_msconfig_setup = libusb_udev_complete_msconfig_setup;
1584 pdev->iface.control_pipe_request = libusb_udev_control_pipe_request;
1585 pdev->iface.control_query_device_text = libusb_udev_control_query_device_text;
1586 pdev->iface.os_feature_descriptor_request = libusb_udev_os_feature_descriptor_request;
1587 pdev->iface.cancel_all_transfer_request = libusb_udev_cancel_all_transfer_request;
1588 pdev->iface.cancel_transfer_request = libusb_udev_cancel_transfer_request;
1589 pdev->iface.query_device_descriptor = libusb_udev_query_device_descriptor;
1590 pdev->iface.detach_kernel_driver = libusb_udev_detach_kernel_driver;
1591 pdev->iface.attach_kernel_driver = libusb_udev_attach_kernel_driver;
1592 pdev->iface.query_device_port_status = libusb_udev_query_device_port_status;
1593 pdev->iface.free = udev_free;
1594}
1595
1596static int udev_get_device_handle(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UDEVICE* pdev,
1597 UINT16 bus_number, UINT16 dev_number)
1598{
1599 int error = -1;
1600 uint8_t port_numbers[16] = { 0 };
1601 LIBUSB_DEVICE** libusb_list = NULL;
1602 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1603
1604 WINPR_ASSERT(urbdrc);
1605
1606 /* Look for device. */
1607 for (ssize_t i = 0; i < total_device; i++)
1608 {
1609 LIBUSB_DEVICE* dev = libusb_list[i];
1610
1611 if ((bus_number != libusb_get_bus_number(dev)) ||
1612 (dev_number != libusb_get_device_address(dev)))
1613 libusb_unref_device(dev);
1614 else
1615 {
1616 error = libusb_open(dev, &pdev->libusb_handle);
1617
1618 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_open", error))
1619 {
1620 libusb_unref_device(dev);
1621 continue;
1622 }
1623
1624 /* get port number */
1625 error = libusb_get_port_numbers(dev, port_numbers, sizeof(port_numbers));
1626 if (error < 1)
1627 {
1628 /* Prevent open hub, treat as error. */
1629 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_get_port_numbers", error);
1630 libusb_unref_device(dev);
1631 continue;
1632 }
1633
1634 pdev->port_number = port_numbers[(error - 1)];
1635 error = 0;
1636 WLog_Print(urbdrc->log, WLOG_DEBUG, " Port: %" PRIu8, pdev->port_number);
1637 /* gen device path */
1638 (void)_snprintf(pdev->path, sizeof(pdev->path), "%" PRIu16 "-%d", bus_number,
1639 pdev->port_number);
1640
1641 WLog_Print(urbdrc->log, WLOG_DEBUG, " DevPath: %s", pdev->path);
1642 }
1643 }
1644 libusb_free_device_list(libusb_list, 0);
1645
1646 if (error < 0)
1647 return -1;
1648 return 0;
1649}
1650
1651static int udev_get_hub_handle(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UDEVICE* pdev,
1652 UINT16 bus_number, WINPR_ATTR_UNUSED UINT16 dev_number)
1653{
1654 int error = -1;
1655 LIBUSB_DEVICE** libusb_list = NULL;
1656 LIBUSB_DEVICE_HANDLE* handle = NULL;
1657 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1658
1659 WINPR_ASSERT(urbdrc);
1660
1661 /* Look for device hub. */
1662 for (ssize_t i = 0; i < total_device; i++)
1663 {
1664 LIBUSB_DEVICE* dev = libusb_list[i];
1665
1666 if ((bus_number != libusb_get_bus_number(dev)) ||
1667 (1 != libusb_get_device_address(dev))) /* Root hub always first on bus. */
1668 libusb_unref_device(dev);
1669 else
1670 {
1671 WLog_Print(urbdrc->log, WLOG_DEBUG, " Open hub: %" PRIu16 "", bus_number);
1672 error = libusb_open(dev, &handle);
1673
1674 if (!log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_open", error))
1675 pdev->hub_handle = handle;
1676 else
1677 libusb_unref_device(dev);
1678 }
1679 }
1680
1681 libusb_free_device_list(libusb_list, 0);
1682
1683 if (error < 0)
1684 return -1;
1685
1686 return 0;
1687}
1688
1689static void request_free(void* value)
1690{
1691 ASYNC_TRANSFER_USER_DATA* user_data = NULL;
1692 struct libusb_transfer* transfer = (struct libusb_transfer*)value;
1693 if (!transfer)
1694 return;
1695
1696 user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
1697 async_transfer_user_data_free(user_data);
1698 transfer->user_data = NULL;
1699 libusb_free_transfer(transfer);
1700}
1701
1702static IUDEVICE* udev_init(URBDRC_PLUGIN* urbdrc, libusb_context* context, LIBUSB_DEVICE* device,
1703 BYTE bus_number, BYTE dev_number)
1704{
1705 UDEVICE* pdev = NULL;
1706 int status = LIBUSB_ERROR_OTHER;
1707 LIBUSB_DEVICE_DESCRIPTOR* devDescriptor = NULL;
1708 LIBUSB_CONFIG_DESCRIPTOR* config_temp = NULL;
1709 LIBUSB_INTERFACE_DESCRIPTOR interface_temp;
1710
1711 WINPR_ASSERT(urbdrc);
1712
1713 pdev = (PUDEVICE)calloc(1, sizeof(UDEVICE));
1714
1715 if (!pdev)
1716 return NULL;
1717
1718 pdev->urbdrc = urbdrc;
1719 udev_load_interface(pdev);
1720
1721 if (device)
1722 pdev->libusb_dev = device;
1723 else
1724 pdev->libusb_dev = udev_get_libusb_dev(context, bus_number, dev_number);
1725
1726 if (pdev->libusb_dev == NULL)
1727 goto fail;
1728
1729 if (urbdrc->listener_callback)
1730 udev_set_channelManager(&pdev->iface, urbdrc->listener_callback->channel_mgr);
1731
1732 /* Get DEVICE handle */
1733 status = udev_get_device_handle(urbdrc, context, pdev, bus_number, dev_number);
1734 if (status != LIBUSB_SUCCESS)
1735 {
1736 struct libusb_device_descriptor desc;
1737 const uint8_t port = libusb_get_port_number(pdev->libusb_dev);
1738 libusb_get_device_descriptor(pdev->libusb_dev, &desc);
1739
1740 log_libusb_result(urbdrc->log, WLOG_ERROR,
1741 "libusb_open [b=0x%02X,p=0x%02X,a=0x%02X,VID=0x%04X,PID=0x%04X]", status,
1742 bus_number, port, dev_number, desc.idVendor, desc.idProduct);
1743 goto fail;
1744 }
1745
1746 /* Get HUB handle */
1747 status = udev_get_hub_handle(urbdrc, context, pdev, bus_number, dev_number);
1748
1749 if (status < 0)
1750 pdev->hub_handle = NULL;
1751
1752 pdev->devDescriptor = udev_new_descript(urbdrc, pdev->libusb_dev);
1753
1754 if (!pdev->devDescriptor)
1755 goto fail;
1756
1757 status = libusb_get_active_config_descriptor(pdev->libusb_dev, &pdev->LibusbConfig);
1758
1759 if (status == LIBUSB_ERROR_NOT_FOUND)
1760 status = libusb_get_config_descriptor(pdev->libusb_dev, 0, &pdev->LibusbConfig);
1761
1762 if (status < 0)
1763 {
1764 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_get_config_descriptor", status);
1765 goto fail;
1766 }
1767
1768 config_temp = pdev->LibusbConfig;
1769 /* get the first interface and first altsetting */
1770 interface_temp = config_temp->interface[0].altsetting[0];
1771 WLog_Print(urbdrc->log, WLOG_DEBUG,
1772 "Registered Device: Vid: 0x%04" PRIX16 " Pid: 0x%04" PRIX16 ""
1773 " InterfaceClass = %s",
1774 pdev->devDescriptor->idVendor, pdev->devDescriptor->idProduct,
1775 usb_interface_class_to_string(interface_temp.bInterfaceClass));
1776 /* Check composite device */
1777 devDescriptor = pdev->devDescriptor;
1778
1779 if ((devDescriptor->bNumConfigurations == 1) && (config_temp->bNumInterfaces > 1) &&
1780 (devDescriptor->bDeviceClass == LIBUSB_CLASS_PER_INTERFACE))
1781 {
1782 pdev->isCompositeDevice = 1;
1783 }
1784 else if ((devDescriptor->bDeviceClass == 0xef) &&
1785 (devDescriptor->bDeviceSubClass == LIBUSB_CLASS_COMM) &&
1786 (devDescriptor->bDeviceProtocol == 0x01))
1787 {
1788 pdev->isCompositeDevice = 1;
1789 }
1790 else
1791 pdev->isCompositeDevice = 0;
1792
1793 /* set device class to first interface class */
1794 devDescriptor->bDeviceClass = interface_temp.bInterfaceClass;
1795 devDescriptor->bDeviceSubClass = interface_temp.bInterfaceSubClass;
1796 devDescriptor->bDeviceProtocol = interface_temp.bInterfaceProtocol;
1797 /* initialize pdev */
1798 pdev->bus_number = bus_number;
1799 pdev->dev_number = dev_number;
1800 pdev->request_queue = ArrayList_New(TRUE);
1801
1802 if (!pdev->request_queue)
1803 goto fail;
1804
1805 ArrayList_Object(pdev->request_queue)->fnObjectFree = request_free;
1806
1807 /* set config of windows */
1808 pdev->MsConfig = msusb_msconfig_new();
1809
1810 if (!pdev->MsConfig)
1811 goto fail;
1812
1813 // deb_config_msg(pdev->libusb_dev, config_temp, devDescriptor->bNumConfigurations);
1814 return &pdev->iface;
1815fail:
1816 pdev->iface.free(&pdev->iface);
1817 return NULL;
1818}
1819
1820size_t udev_new_by_id(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UINT16 idVendor, UINT16 idProduct,
1821 IUDEVICE*** devArray)
1822{
1823 WINPR_ASSERT(urbdrc);
1824 WINPR_ASSERT(devArray);
1825
1826 size_t num = 0;
1827 LIBUSB_DEVICE** libusb_list = NULL;
1828
1829 *devArray = NULL;
1830
1831 WLog_Print(urbdrc->log, WLOG_INFO, "VID: 0x%04" PRIX16 ", PID: 0x%04" PRIX16 "", idVendor,
1832 idProduct);
1833 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1834 if (total_device < 0)
1835 {
1836 WLog_Print(urbdrc->log, WLOG_ERROR, "libusb_get_device_list -> [%" PRIdz "]", total_device);
1837 return 0;
1838 }
1839 if (total_device == 0)
1840 {
1841 WLog_Print(urbdrc->log, WLOG_WARN, "libusb_get_device_list -> [%" PRIdz "]", total_device);
1842 return 0;
1843 }
1844
1845 UDEVICE** array = (UDEVICE**)calloc((size_t)total_device, sizeof(UDEVICE*));
1846
1847 if (!array)
1848 goto fail;
1849
1850 for (ssize_t i = 0; i < total_device; i++)
1851 {
1852 LIBUSB_DEVICE* dev = libusb_list[i];
1853 LIBUSB_DEVICE_DESCRIPTOR* descriptor = udev_new_descript(urbdrc, dev);
1854
1855 if ((descriptor->idVendor == idVendor) && (descriptor->idProduct == idProduct))
1856 {
1857 const uint8_t nr = libusb_get_bus_number(dev);
1858 const uint8_t addr = libusb_get_device_address(dev);
1859 array[num] = (PUDEVICE)udev_init(urbdrc, ctx, dev, nr, addr);
1860
1861 if (array[num] != NULL)
1862 num++;
1863 else
1864 {
1865 WLog_Print(urbdrc->log, WLOG_WARN,
1866 "udev_init(nr=%" PRIu8 ", addr=%" PRIu8 ") failed", nr, addr);
1867 }
1868 }
1869 else
1870 libusb_unref_device(dev);
1871
1872 free(descriptor);
1873 }
1874
1875fail:
1876 libusb_free_device_list(libusb_list, 0);
1877 *devArray = (IUDEVICE**)array;
1878 return num;
1879}
1880
1881IUDEVICE* udev_new_by_addr(URBDRC_PLUGIN* urbdrc, libusb_context* context, BYTE bus_number,
1882 BYTE dev_number)
1883{
1884 WLog_Print(urbdrc->log, WLOG_DEBUG, "bus:%d dev:%d", bus_number, dev_number);
1885 return udev_init(urbdrc, context, NULL, bus_number, dev_number);
1886}
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