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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 nullptr;
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 nullptr;
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] = WINPR_C_ARRAY_INIT;
145 va_list ap = WINPR_C_ARRAY_INIT;
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 = nullptr;
212 UDEVICE* pdev = (UDEVICE*)idev;
213
214 if (BufferSize > UINT32_MAX)
215 return nullptr;
216
217 user_data = calloc(1, sizeof(ASYNC_TRANSFER_USER_DATA));
218 if (!user_data)
219 return nullptr;
220
221 user_data->data = Stream_New(nullptr, offset + BufferSize + packetSize);
222
223 if (!user_data->data)
224 {
225 free(user_data);
226 return nullptr;
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 if (!Stream_SetPosition(user_data->data,
269 40)) /* TS_URB_ISOCH_TRANSFER_RESULT IsoPacket offset */
270 break;
271
272 for (uint32_t i = 0; i < WINPR_ASSERTING_INT_CAST(uint32_t, transfer->num_iso_packets);
273 i++)
274 {
275 const UINT32 act_len = transfer->iso_packet_desc[i].actual_length;
276 Stream_Write_UINT32(user_data->data, index);
277 Stream_Write_UINT32(user_data->data, act_len);
278 Stream_Write_UINT32(user_data->data, transfer->iso_packet_desc[i].status);
279
280 if (transfer->iso_packet_desc[i].status != USBD_STATUS_SUCCESS)
281 user_data->ErrorCount++;
282 else
283 {
284 const unsigned char* packetBuffer =
285 libusb_get_iso_packet_buffer_simple(transfer, i);
286 BYTE* data = dataStart + index;
287
288 if (data != packetBuffer)
289 memmove(data, packetBuffer, act_len);
290
291 index += act_len;
292 }
293 }
294 }
295 /* fallthrough */
296 WINPR_FALLTHROUGH
297 case LIBUSB_TRANSFER_CANCELLED:
298 /* fallthrough */
299 WINPR_FALLTHROUGH
300 case LIBUSB_TRANSFER_TIMED_OUT:
301 /* fallthrough */
302 WINPR_FALLTHROUGH
303 case LIBUSB_TRANSFER_ERROR:
304 {
305 const UINT32 InterfaceId =
306 ((STREAM_ID_PROXY << 30) | user_data->idev->get_ReqCompletion(user_data->idev));
307
308 if (list_contains(list, streamID))
309 {
310 if (!user_data->noack)
311 {
312 const UINT32 RequestID = streamID & INTERFACE_ID_MASK;
313 user_data->cb(user_data->idev, user_data->callback, user_data->data,
314 InterfaceId, user_data->noack, user_data->MessageId, RequestID,
315 WINPR_ASSERTING_INT_CAST(uint32_t, transfer->num_iso_packets),
316 transfer->status, user_data->StartFrame, user_data->ErrorCount,
317 user_data->OutputBufferSize);
318 user_data->data = nullptr;
319 }
320 ArrayList_Remove(list, transfer);
321 }
322 }
323 break;
324 default:
325 break;
326 }
327 ArrayList_Unlock(list);
328}
329
330static const LIBUSB_ENDPOINT_DESCEIPTOR* func_get_ep_desc(LIBUSB_CONFIG_DESCRIPTOR* LibusbConfig,
331 MSUSB_CONFIG_DESCRIPTOR* MsConfig,
332 UINT32 EndpointAddress)
333{
334 MSUSB_INTERFACE_DESCRIPTOR** MsInterfaces = MsConfig->MsInterfaces;
335 const LIBUSB_INTERFACE* interface = LibusbConfig->interface;
336
337 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
338 {
339 BYTE alt = MsInterfaces[inum]->AlternateSetting;
340 const LIBUSB_ENDPOINT_DESCEIPTOR* endpoint = interface[inum].altsetting[alt].endpoint;
341
342 for (UINT32 pnum = 0; pnum < MsInterfaces[inum]->NumberOfPipes; pnum++)
343 {
344 if (endpoint[pnum].bEndpointAddress == EndpointAddress)
345 {
346 return &endpoint[pnum];
347 }
348 }
349 }
350
351 return nullptr;
352}
353
354static void LIBUSB_CALL func_bulk_transfer_cb(struct libusb_transfer* transfer)
355{
356 ASYNC_TRANSFER_USER_DATA* user_data = nullptr;
357 uint32_t streamID = 0;
358 wArrayList* list = nullptr;
359
360 user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
361 if (!user_data)
362 {
363 WLog_ERR(TAG, "Invalid transfer->user_data!");
364 return;
365 }
366 list = user_data->queue;
367 ArrayList_Lock(list);
368 streamID = stream_id_from_buffer(transfer);
369
370 if (list_contains(list, streamID))
371 {
372 const UINT32 InterfaceId =
373 ((STREAM_ID_PROXY << 30) | user_data->idev->get_ReqCompletion(user_data->idev));
374 const UINT32 RequestID = streamID & INTERFACE_ID_MASK;
375
376 user_data->cb(user_data->idev, user_data->callback, user_data->data, InterfaceId,
377 user_data->noack, user_data->MessageId, RequestID,
378 WINPR_ASSERTING_INT_CAST(uint32_t, transfer->num_iso_packets),
379 transfer->status, user_data->StartFrame, user_data->ErrorCount,
380 WINPR_ASSERTING_INT_CAST(uint32_t, transfer->actual_length));
381 user_data->data = nullptr;
382 ArrayList_Remove(list, transfer);
383 }
384 ArrayList_Unlock(list);
385}
386
387static BOOL func_set_usbd_status(URBDRC_PLUGIN* urbdrc, UDEVICE* pdev, UINT32* status,
388 int err_result)
389{
390 if (!urbdrc || !status)
391 return FALSE;
392
393 switch (err_result)
394 {
395 case LIBUSB_SUCCESS:
396 *status = USBD_STATUS_SUCCESS;
397 break;
398
399 case LIBUSB_ERROR_IO:
400 *status = USBD_STATUS_STALL_PID;
401 break;
402
403 case LIBUSB_ERROR_INVALID_PARAM:
404 *status = USBD_STATUS_INVALID_PARAMETER;
405 break;
406
407 case LIBUSB_ERROR_ACCESS:
408 *status = USBD_STATUS_NOT_ACCESSED;
409 break;
410
411 case LIBUSB_ERROR_NO_DEVICE:
412 *status = USBD_STATUS_DEVICE_GONE;
413
414 if (pdev)
415 {
416 if (!(pdev->status & URBDRC_DEVICE_NOT_FOUND))
417 pdev->status |= URBDRC_DEVICE_NOT_FOUND;
418 }
419
420 break;
421
422 case LIBUSB_ERROR_NOT_FOUND:
423 *status = USBD_STATUS_STALL_PID;
424 break;
425
426 case LIBUSB_ERROR_BUSY:
427 *status = USBD_STATUS_STALL_PID;
428 break;
429
430 case LIBUSB_ERROR_TIMEOUT:
431 *status = USBD_STATUS_TIMEOUT;
432 break;
433
434 case LIBUSB_ERROR_OVERFLOW:
435 *status = USBD_STATUS_STALL_PID;
436 break;
437
438 case LIBUSB_ERROR_PIPE:
439 *status = USBD_STATUS_STALL_PID;
440 break;
441
442 case LIBUSB_ERROR_INTERRUPTED:
443 *status = USBD_STATUS_STALL_PID;
444 break;
445
446 case LIBUSB_ERROR_NO_MEM:
447 *status = USBD_STATUS_NO_MEMORY;
448 break;
449
450 case LIBUSB_ERROR_NOT_SUPPORTED:
451 *status = USBD_STATUS_NOT_SUPPORTED;
452 break;
453
454 case LIBUSB_ERROR_OTHER:
455 *status = USBD_STATUS_STALL_PID;
456 break;
457
458 default:
459 *status = USBD_STATUS_SUCCESS;
460 break;
461 }
462
463 return TRUE;
464}
465
466static int func_config_release_all_interface(URBDRC_PLUGIN* urbdrc,
467 LIBUSB_DEVICE_HANDLE* libusb_handle,
468 UINT32 NumInterfaces)
469{
470 if (NumInterfaces > INT32_MAX)
471 return -1;
472 for (INT32 i = 0; i < (INT32)NumInterfaces; i++)
473 {
474 int ret = libusb_release_interface(libusb_handle, i);
475
476 if (log_libusb_result(urbdrc->log, WLOG_WARN, "libusb_release_interface", ret))
477 return -1;
478 }
479
480 return 0;
481}
482
483static int func_claim_all_interface(URBDRC_PLUGIN* urbdrc, LIBUSB_DEVICE_HANDLE* libusb_handle,
484 int NumInterfaces)
485{
486 int ret = 0;
487
488 for (int i = 0; i < NumInterfaces; i++)
489 {
490 ret = libusb_claim_interface(libusb_handle, i);
491
492 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_claim_interface", ret))
493 return -1;
494 }
495
496 return 0;
497}
498
499static LIBUSB_DEVICE* udev_get_libusb_dev(libusb_context* context, uint8_t bus_number,
500 uint8_t dev_number)
501{
502 LIBUSB_DEVICE** libusb_list = nullptr;
503 LIBUSB_DEVICE* device = nullptr;
504 const ssize_t total_device = libusb_get_device_list(context, &libusb_list);
505
506 for (ssize_t i = 0; i < total_device; i++)
507 {
508 LIBUSB_DEVICE* dev = libusb_list[i];
509 if ((bus_number == libusb_get_bus_number(dev)) &&
510 (dev_number == libusb_get_device_address(dev)))
511 device = dev;
512 else
513 libusb_unref_device(dev);
514 }
515
516 libusb_free_device_list(libusb_list, 0);
517 return device;
518}
519
520static LIBUSB_DEVICE_DESCRIPTOR* udev_new_descript(URBDRC_PLUGIN* urbdrc, LIBUSB_DEVICE* libusb_dev)
521{
522 int ret = 0;
523 LIBUSB_DEVICE_DESCRIPTOR* descriptor =
524 (LIBUSB_DEVICE_DESCRIPTOR*)calloc(1, sizeof(LIBUSB_DEVICE_DESCRIPTOR));
525 if (!descriptor)
526 return nullptr;
527 ret = libusb_get_device_descriptor(libusb_dev, descriptor);
528
529 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_get_device_descriptor", ret))
530 {
531 free(descriptor);
532 return nullptr;
533 }
534
535 return descriptor;
536}
537
538static int libusb_udev_select_interface(IUDEVICE* idev, BYTE InterfaceNumber, BYTE AlternateSetting)
539{
540 UDEVICE* pdev = (UDEVICE*)idev;
541
542 if (!pdev || !pdev->urbdrc)
543 return -1;
544
545 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
546
547 const int error =
548 libusb_set_interface_alt_setting(pdev->libusb_handle, InterfaceNumber, AlternateSetting);
549
550 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_set_interface_alt_setting", error);
551
552 return error;
553}
554
555static MSUSB_CONFIG_DESCRIPTOR*
556libusb_udev_complete_msconfig_setup(IUDEVICE* idev, MSUSB_CONFIG_DESCRIPTOR* MsConfig)
557{
558 UDEVICE* pdev = (UDEVICE*)idev;
559 UINT32 MsOutSize = 0;
560
561 if (!pdev || !pdev->LibusbConfig || !pdev->urbdrc || !MsConfig)
562 return nullptr;
563
564 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
565 LIBUSB_CONFIG_DESCRIPTOR* LibusbConfig = pdev->LibusbConfig;
566
567 if (LibusbConfig->bNumInterfaces != MsConfig->NumInterfaces)
568 {
569 WLog_Print(urbdrc->log, WLOG_ERROR,
570 "Select Configuration: Libusb NumberInterfaces(%" PRIu8 ") is different "
571 "with MsConfig NumberInterfaces(%" PRIu32 ")",
572 LibusbConfig->bNumInterfaces, MsConfig->NumInterfaces);
573 return nullptr;
574 }
575
576 /* replace MsPipes for libusb */
577 MSUSB_INTERFACE_DESCRIPTOR** MsInterfaces = MsConfig->MsInterfaces;
578
579 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
580 {
581 MSUSB_INTERFACE_DESCRIPTOR* MsInterface = MsInterfaces[inum];
582 if (MsInterface->InterfaceNumber >= MsConfig->NumInterfaces)
583 {
584 WLog_Print(urbdrc->log, WLOG_ERROR,
585 "MSUSB_CONFIG_DESCRIPTOR::NumInterfaces (%" PRIu32
586 " <= MSUSB_INTERFACE_DESCRIPTOR::InterfaceNumber( %" PRIu8 ")",
587 MsConfig->NumInterfaces, MsInterface->InterfaceNumber);
588 return nullptr;
589 }
590
591 const LIBUSB_INTERFACE* LibusbInterface =
592 &LibusbConfig->interface[MsInterface->InterfaceNumber];
593 if (MsInterface->AlternateSetting >= LibusbInterface->num_altsetting)
594 {
595 WLog_Print(urbdrc->log, WLOG_ERROR,
596 "LIBUSB_INTERFACE::num_altsetting (%" PRId32
597 " <= MSUSB_INTERFACE_DESCRIPTOR::AlternateSetting( %" PRIu8 ")",
598 LibusbInterface->num_altsetting, MsInterface->AlternateSetting);
599 return nullptr;
600 }
601 }
602
603 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
604 {
605 MSUSB_INTERFACE_DESCRIPTOR* MsInterface = MsInterfaces[inum];
606
607 /* get libusb's number of endpoints */
608 const LIBUSB_INTERFACE* LibusbInterface =
609 &LibusbConfig->interface[MsInterface->InterfaceNumber];
610 const LIBUSB_INTERFACE_DESCRIPTOR* LibusbAltsetting =
611 &LibusbInterface->altsetting[MsInterface->AlternateSetting];
612 const BYTE LibusbNumEndpoint = LibusbAltsetting->bNumEndpoints;
613 MSUSB_PIPE_DESCRIPTOR** t_MsPipes =
614 (MSUSB_PIPE_DESCRIPTOR**)calloc(LibusbNumEndpoint, sizeof(MSUSB_PIPE_DESCRIPTOR*));
615
616 for (UINT32 pnum = 0; pnum < LibusbNumEndpoint; pnum++)
617 {
618 MSUSB_PIPE_DESCRIPTOR* t_MsPipe =
619 (MSUSB_PIPE_DESCRIPTOR*)calloc(1, sizeof(MSUSB_PIPE_DESCRIPTOR));
620
621 if (pnum < MsInterface->NumberOfPipes && MsInterface->MsPipes)
622 {
623 MSUSB_PIPE_DESCRIPTOR* MsPipe = MsInterface->MsPipes[pnum];
624 t_MsPipe->MaximumPacketSize = MsPipe->MaximumPacketSize;
625 t_MsPipe->MaximumTransferSize = MsPipe->MaximumTransferSize;
626 t_MsPipe->PipeFlags = MsPipe->PipeFlags;
627 }
628 else
629 {
630 t_MsPipe->MaximumPacketSize = 0;
631 t_MsPipe->MaximumTransferSize = 0xffffffff;
632 t_MsPipe->PipeFlags = 0;
633 }
634
635 t_MsPipe->PipeHandle = 0;
636 t_MsPipe->bEndpointAddress = 0;
637 t_MsPipe->bInterval = 0;
638 t_MsPipe->PipeType = 0;
639 t_MsPipe->InitCompleted = 0;
640 t_MsPipes[pnum] = t_MsPipe;
641 }
642
643 msusb_mspipes_replace(MsInterface, t_MsPipes, LibusbNumEndpoint);
644 }
645
646 /* setup configuration */
647 MsOutSize = 8;
648 /* ConfigurationHandle: 4 bytes
649 * ---------------------------------------------------------------
650 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<<<<<<<<< 2 byte >>>>>>>>>>>||
651 * || bus_number | dev_number | bConfigurationValue ||
652 * ---------------------------------------------------------------
653 * ***********************/
654 MsConfig->ConfigurationHandle = (uint32_t)MsConfig->bConfigurationValue |
655 ((uint32_t)pdev->bus_number << 24) |
656 (((uint32_t)pdev->dev_number << 16) & 0xFF0000);
657 MsInterfaces = MsConfig->MsInterfaces;
658
659 for (UINT32 inum = 0; inum < MsConfig->NumInterfaces; inum++)
660 {
661 MsOutSize += 16;
662 MSUSB_INTERFACE_DESCRIPTOR* MsInterface = MsInterfaces[inum];
663 /* get libusb's interface */
664 const LIBUSB_INTERFACE* LibusbInterface =
665 &LibusbConfig->interface[MsInterface->InterfaceNumber];
666 const LIBUSB_INTERFACE_DESCRIPTOR* LibusbAltsetting =
667 &LibusbInterface->altsetting[MsInterface->AlternateSetting];
668 /* InterfaceHandle: 4 bytes
669 * ---------------------------------------------------------------
670 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<< 1 byte >>>|<<< 1 byte >>>||
671 * || bus_number | dev_number | altsetting | interfaceNum ||
672 * ---------------------------------------------------------------
673 * ***********************/
674 MsInterface->InterfaceHandle =
675 WINPR_ASSERTING_INT_CAST(UINT32, (LibusbAltsetting->bInterfaceNumber |
676 (LibusbAltsetting->bAlternateSetting << 8) |
677 (pdev->dev_number << 16) | (pdev->bus_number << 24)));
678 const size_t len = 16 + (MsInterface->NumberOfPipes * 20);
679 MsInterface->Length = WINPR_ASSERTING_INT_CAST(UINT16, len);
680 MsInterface->bInterfaceClass = LibusbAltsetting->bInterfaceClass;
681 MsInterface->bInterfaceSubClass = LibusbAltsetting->bInterfaceSubClass;
682 MsInterface->bInterfaceProtocol = LibusbAltsetting->bInterfaceProtocol;
683 MsInterface->InitCompleted = 1;
684 MSUSB_PIPE_DESCRIPTOR** MsPipes = MsInterface->MsPipes;
685 const BYTE LibusbNumEndpoint = LibusbAltsetting->bNumEndpoints;
686
687 for (UINT32 pnum = 0; pnum < LibusbNumEndpoint; pnum++)
688 {
689 MsOutSize += 20;
690
691 MSUSB_PIPE_DESCRIPTOR* MsPipe = MsPipes[pnum];
692 /* get libusb's endpoint */
693 const LIBUSB_ENDPOINT_DESCEIPTOR* LibusbEndpoint = &LibusbAltsetting->endpoint[pnum];
694 /* PipeHandle: 4 bytes
695 * ---------------------------------------------------------------
696 * ||<<< 1 byte >>>|<<< 1 byte >>>|<<<<<<<<<< 2 byte >>>>>>>>>>>||
697 * || bus_number | dev_number | bEndpointAddress ||
698 * ---------------------------------------------------------------
699 * ***********************/
700 MsPipe->PipeHandle = LibusbEndpoint->bEndpointAddress |
701 (((uint32_t)pdev->dev_number << 16) & 0xFF0000) |
702 (((uint32_t)pdev->bus_number << 24) & 0xFF000000);
703 /* count endpoint max packet size */
704 unsigned max = LibusbEndpoint->wMaxPacketSize & 0x07ff;
705 BYTE attr = LibusbEndpoint->bmAttributes;
706
707 if ((attr & 0x3) == 1 || (attr & 0x3) == 3)
708 {
709 max *= (1 + ((LibusbEndpoint->wMaxPacketSize >> 11) & 3));
710 }
711
712 MsPipe->MaximumPacketSize = WINPR_ASSERTING_INT_CAST(uint16_t, max);
713 MsPipe->bEndpointAddress = LibusbEndpoint->bEndpointAddress;
714 MsPipe->bInterval = LibusbEndpoint->bInterval;
715 MsPipe->PipeType = attr & 0x3;
716 MsPipe->InitCompleted = 1;
717 }
718 }
719
720 MsConfig->MsOutSize = WINPR_ASSERTING_INT_CAST(int, MsOutSize);
721 MsConfig->InitCompleted = 1;
722
723 /* replace device's MsConfig */
724 if (MsConfig != pdev->MsConfig)
725 {
726 msusb_msconfig_free(pdev->MsConfig);
727 pdev->MsConfig = MsConfig;
728 }
729
730 return MsConfig;
731}
732
733static int libusb_udev_select_configuration(IUDEVICE* idev, UINT32 bConfigurationValue)
734{
735 UDEVICE* pdev = (UDEVICE*)idev;
736 MSUSB_CONFIG_DESCRIPTOR* MsConfig = nullptr;
737 LIBUSB_DEVICE_HANDLE* libusb_handle = nullptr;
738 LIBUSB_DEVICE* libusb_dev = nullptr;
739 URBDRC_PLUGIN* urbdrc = nullptr;
740 LIBUSB_CONFIG_DESCRIPTOR** LibusbConfig = nullptr;
741 int ret = 0;
742
743 if (!pdev || !pdev->MsConfig || !pdev->LibusbConfig || !pdev->urbdrc)
744 return -1;
745
746 urbdrc = pdev->urbdrc;
747 MsConfig = pdev->MsConfig;
748 libusb_handle = pdev->libusb_handle;
749 libusb_dev = pdev->libusb_dev;
750 LibusbConfig = &pdev->LibusbConfig;
751
752 if (MsConfig->InitCompleted)
753 {
754 func_config_release_all_interface(pdev->urbdrc, libusb_handle,
755 (*LibusbConfig)->bNumInterfaces);
756 }
757
758 /* The configuration value -1 is mean to put the device in unconfigured state. */
759 if (bConfigurationValue == 0)
760 ret = libusb_set_configuration(libusb_handle, -1);
761 else
762 ret = libusb_set_configuration(libusb_handle,
763 WINPR_ASSERTING_INT_CAST(int, bConfigurationValue));
764
765 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_set_configuration", ret))
766 {
767 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
768 return -1;
769 }
770 else
771 {
772 ret = libusb_get_active_config_descriptor(libusb_dev, LibusbConfig);
773
774 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_set_configuration", ret))
775 {
776 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
777 return -1;
778 }
779 }
780
781 func_claim_all_interface(urbdrc, libusb_handle, (*LibusbConfig)->bNumInterfaces);
782 return 0;
783}
784
785static int libusb_udev_control_pipe_request(IUDEVICE* idev, WINPR_ATTR_UNUSED UINT32 RequestId,
786 UINT32 EndpointAddress, UINT32* UsbdStatus, int command)
787{
788 int error = 0;
789 UDEVICE* pdev = (UDEVICE*)idev;
790
791 WINPR_ASSERT(EndpointAddress <= UINT8_MAX);
792 /*
793 pdev->request_queue->register_request(pdev->request_queue, RequestId, nullptr, 0);
794 */
795 switch (command)
796 {
797 case PIPE_CANCEL:
799 idev->cancel_all_transfer_request(idev);
800 // dummy_wait_s_obj(1);
802 /*
803 uint8_t request_type, uint8_t bRequest,
804 */
805 error = libusb_control_transfer(pdev->libusb_handle,
806 (uint8_t)LIBUSB_ENDPOINT_OUT |
807 (uint8_t)LIBUSB_RECIPIENT_ENDPOINT,
808 LIBUSB_REQUEST_SET_FEATURE, ENDPOINT_HALT,
809 (uint16_t)EndpointAddress, nullptr, 0, 1000);
810 break;
811
812 case PIPE_RESET:
813 idev->cancel_all_transfer_request(idev);
814 error = libusb_clear_halt(pdev->libusb_handle, (uint8_t)EndpointAddress);
815 // func_set_usbd_status(pdev, UsbdStatus, error);
816 break;
817
818 default:
819 error = -0xff;
820 break;
821 }
822
823 *UsbdStatus = 0;
824 return error;
825}
826
827static UINT32 libusb_udev_control_query_device_text(IUDEVICE* idev, UINT32 TextType,
828 UINT16 LocaleId, UINT8* BufferSize,
829 BYTE* Buffer)
830{
831 UDEVICE* pdev = (UDEVICE*)idev;
832 LIBUSB_DEVICE_DESCRIPTOR* devDescriptor = nullptr;
833 const char strDesc[] = "Generic Usb String";
834 char deviceLocation[25] = WINPR_C_ARRAY_INIT;
835 BYTE bus_number = 0;
836 BYTE device_address = 0;
837 int ret = 0;
838 size_t len = 0;
839 URBDRC_PLUGIN* urbdrc = nullptr;
840 WCHAR* text = (WCHAR*)Buffer;
841 BYTE slen = 0;
842 BYTE locale = 0;
843 const UINT8 inSize = *BufferSize;
844
845 *BufferSize = 0;
846 if (!pdev || !pdev->devDescriptor || !pdev->urbdrc)
847 return ERROR_INVALID_DATA;
848
849 urbdrc = pdev->urbdrc;
850 devDescriptor = pdev->devDescriptor;
851
852 switch (TextType)
853 {
854 case DeviceTextDescription:
855 {
856 BYTE data[0x100] = WINPR_C_ARRAY_INIT;
857 ret = libusb_get_string_descriptor(pdev->libusb_handle, devDescriptor->iProduct,
858 LocaleId, data, 0xFF);
859 /* The returned data in the buffer is:
860 * 1 byte length of following data
861 * 1 byte descriptor type, must be 0x03 for strings
862 * n WCHAR unicode string (of length / 2 characters) including '\0'
863 */
864 slen = data[0];
865 locale = data[1];
866
867 if ((ret <= 0) || (ret <= 4) || (slen <= 4) || (locale != LIBUSB_DT_STRING) ||
868 (ret > UINT8_MAX))
869 {
870 const char* msg = "SHORT_DESCRIPTOR";
871 if (ret < 0)
872 msg = libusb_error_name(ret);
873 WLog_Print(urbdrc->log, WLOG_DEBUG,
874 "libusb_get_string_descriptor: "
875 "%s [%d], iProduct: %" PRIu8 "!",
876 msg, ret, devDescriptor->iProduct);
877
878 len = MIN(sizeof(strDesc), inSize);
879 for (size_t i = 0; i < len; i++)
880 text[i] = (WCHAR)strDesc[i];
881
882 *BufferSize = (BYTE)(len * 2);
883 }
884 else
885 {
886 /* ret and slen should be equals, but you never know creativity
887 * of device manufacturers...
888 * So also check the string length returned as server side does
889 * not honor strings with multi '\0' characters well.
890 */
891 const size_t rchar = _wcsnlen((WCHAR*)&data[2], sizeof(data) / sizeof(WCHAR));
892 len = MIN((BYTE)ret - 2, slen);
893 len = MIN(len, inSize);
894 len = MIN(len, rchar * sizeof(WCHAR) + sizeof(WCHAR));
895 memcpy(Buffer, &data[2], len);
896
897 /* Just as above, the returned WCHAR string should be '\0'
898 * terminated, but never trust hardware to conform to specs... */
899 Buffer[len - 2] = '\0';
900 Buffer[len - 1] = '\0';
901 *BufferSize = (BYTE)len;
902 }
903 }
904 break;
905
906 case DeviceTextLocationInformation:
907 bus_number = libusb_get_bus_number(pdev->libusb_dev);
908 device_address = libusb_get_device_address(pdev->libusb_dev);
909 (void)sprintf_s(deviceLocation, sizeof(deviceLocation),
910 "Port_#%04" PRIu8 ".Hub_#%04" PRIu8 "", device_address, bus_number);
911
912 len = strnlen(deviceLocation,
913 MIN(sizeof(deviceLocation), (inSize > 0) ? inSize - 1U : 0));
914 for (size_t i = 0; i < len; i++)
915 text[i] = (WCHAR)deviceLocation[i];
916 text[len++] = '\0';
917 *BufferSize = (UINT8)(len * sizeof(WCHAR));
918 break;
919
920 default:
921 WLog_Print(urbdrc->log, WLOG_DEBUG, "Query Text: unknown TextType %" PRIu32 "",
922 TextType);
923 return ERROR_INVALID_DATA;
924 }
925
926 return S_OK;
927}
928
929static int libusb_udev_os_feature_descriptor_request(IUDEVICE* idev,
930 WINPR_ATTR_UNUSED UINT32 RequestId,
931 BYTE Recipient, BYTE InterfaceNumber,
932 BYTE Ms_PageIndex, UINT16 Ms_featureDescIndex,
933 UINT32* UsbdStatus, UINT32* BufferSize,
934 BYTE* Buffer, UINT32 Timeout)
935{
936 UDEVICE* pdev = (UDEVICE*)idev;
937 BYTE ms_string_desc[0x13] = WINPR_C_ARRAY_INIT;
938 int error = 0;
939
940 WINPR_ASSERT(idev);
941 WINPR_ASSERT(UsbdStatus);
942 WINPR_ASSERT(BufferSize);
943 WINPR_ASSERT(*BufferSize <= UINT16_MAX);
944
945 /*
946 pdev->request_queue->register_request(pdev->request_queue, RequestId, nullptr, 0);
947 */
948 error = libusb_control_transfer(pdev->libusb_handle, LIBUSB_ENDPOINT_IN | Recipient,
949 LIBUSB_REQUEST_GET_DESCRIPTOR, 0x03ee, 0, ms_string_desc, 0x12,
950 Timeout);
951
952 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", error);
953
954 if (error > 0)
955 {
956 const BYTE bMS_Vendorcode = ms_string_desc[16];
958 error = libusb_control_transfer(
959 pdev->libusb_handle,
960 (uint8_t)LIBUSB_ENDPOINT_IN | (uint8_t)LIBUSB_REQUEST_TYPE_VENDOR | Recipient,
961 bMS_Vendorcode, (UINT16)((InterfaceNumber << 8) | Ms_PageIndex), Ms_featureDescIndex,
962 Buffer, (UINT16)*BufferSize, Timeout);
963 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", error);
964
965 if (error >= 0)
966 *BufferSize = (UINT32)error;
967 }
968
969 if (error < 0)
970 *UsbdStatus = USBD_STATUS_STALL_PID;
971 else
972 *UsbdStatus = USBD_STATUS_SUCCESS;
973
974 return ERROR_SUCCESS;
975}
976
977static int libusb_udev_query_device_descriptor(IUDEVICE* idev, int offset)
978{
979 UDEVICE* pdev = (UDEVICE*)idev;
980
981 switch (offset)
982 {
983 case B_LENGTH:
984 return pdev->devDescriptor->bLength;
985
986 case B_DESCRIPTOR_TYPE:
987 return pdev->devDescriptor->bDescriptorType;
988
989 case BCD_USB:
990 return pdev->devDescriptor->bcdUSB;
991
992 case B_DEVICE_CLASS:
993 return pdev->devDescriptor->bDeviceClass;
994
995 case B_DEVICE_SUBCLASS:
996 return pdev->devDescriptor->bDeviceSubClass;
997
998 case B_DEVICE_PROTOCOL:
999 return pdev->devDescriptor->bDeviceProtocol;
1000
1001 case B_MAX_PACKET_SIZE0:
1002 return pdev->devDescriptor->bMaxPacketSize0;
1003
1004 case ID_VENDOR:
1005 return pdev->devDescriptor->idVendor;
1006
1007 case ID_PRODUCT:
1008 return pdev->devDescriptor->idProduct;
1009
1010 case BCD_DEVICE:
1011 return pdev->devDescriptor->bcdDevice;
1012
1013 case I_MANUFACTURER:
1014 return pdev->devDescriptor->iManufacturer;
1015
1016 case I_PRODUCT:
1017 return pdev->devDescriptor->iProduct;
1018
1019 case I_SERIAL_NUMBER:
1020 return pdev->devDescriptor->iSerialNumber;
1021
1022 case B_NUM_CONFIGURATIONS:
1023 return pdev->devDescriptor->bNumConfigurations;
1024
1025 default:
1026 return 0;
1027 }
1028}
1029
1030static BOOL libusb_udev_detach_kernel_driver(IUDEVICE* idev)
1031{
1032 int err = 0;
1033 UDEVICE* pdev = (UDEVICE*)idev;
1034 URBDRC_PLUGIN* urbdrc = nullptr;
1035
1036 if (!pdev || !pdev->LibusbConfig || !pdev->libusb_handle || !pdev->urbdrc)
1037 return FALSE;
1038
1039#ifdef _WIN32
1040 return TRUE;
1041#else
1042 urbdrc = pdev->urbdrc;
1043
1044 if ((pdev->status & URBDRC_DEVICE_DETACH_KERNEL) == 0)
1045 {
1046 for (int i = 0; i < pdev->LibusbConfig->bNumInterfaces; i++)
1047 {
1048 err = libusb_kernel_driver_active(pdev->libusb_handle, i);
1049 log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_kernel_driver_active", err);
1050
1051 if (err)
1052 {
1053 err = libusb_detach_kernel_driver(pdev->libusb_handle, i);
1054 log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_detach_kernel_driver", err);
1055 }
1056 }
1057
1058 pdev->status |= URBDRC_DEVICE_DETACH_KERNEL;
1059 }
1060
1061 return TRUE;
1062#endif
1063}
1064
1065static BOOL libusb_udev_attach_kernel_driver(IUDEVICE* idev)
1066{
1067 int err = 0;
1068 UDEVICE* pdev = (UDEVICE*)idev;
1069
1070 if (!pdev || !pdev->LibusbConfig || !pdev->libusb_handle || !pdev->urbdrc)
1071 return FALSE;
1072
1073 for (int i = 0; i < pdev->LibusbConfig->bNumInterfaces && err != LIBUSB_ERROR_NO_DEVICE; i++)
1074 {
1075 err = libusb_release_interface(pdev->libusb_handle, i);
1076
1077 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_release_interface", err);
1078
1079#ifndef _WIN32
1080 if (err != LIBUSB_ERROR_NO_DEVICE)
1081 {
1082 err = libusb_attach_kernel_driver(pdev->libusb_handle, i);
1083 log_libusb_result(pdev->urbdrc->log, WLOG_DEBUG, "libusb_attach_kernel_driver if=%d",
1084 err, i);
1085 }
1086#endif
1087 }
1088
1089 return TRUE;
1090}
1091
1092static int libusb_udev_is_composite_device(IUDEVICE* idev)
1093{
1094 UDEVICE* pdev = (UDEVICE*)idev;
1095 return pdev->isCompositeDevice;
1096}
1097
1098static int libusb_udev_is_exist(IUDEVICE* idev)
1099{
1100 UDEVICE* pdev = (UDEVICE*)idev;
1101 return (pdev->status & URBDRC_DEVICE_NOT_FOUND) ? 0 : 1;
1102}
1103
1104static int libusb_udev_is_channel_closed(IUDEVICE* idev)
1105{
1106 UDEVICE* pdev = (UDEVICE*)idev;
1107 IUDEVMAN* udevman = nullptr;
1108 if (!pdev || !pdev->urbdrc)
1109 return 1;
1110
1111 udevman = pdev->urbdrc->udevman;
1112 if (udevman)
1113 {
1114 if (udevman->status & URBDRC_DEVICE_CHANNEL_CLOSED)
1115 return 1;
1116 }
1117
1118 if (pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED)
1119 return 1;
1120
1121 return 0;
1122}
1123
1124static int libusb_udev_is_already_send(IUDEVICE* idev)
1125{
1126 UDEVICE* pdev = (UDEVICE*)idev;
1127 return (pdev->status & URBDRC_DEVICE_ALREADY_SEND) ? 1 : 0;
1128}
1129
1130/* This is called from channel cleanup code.
1131 * Avoid double free, just remove the device and mark the channel closed. */
1132static void libusb_udev_mark_channel_closed(IUDEVICE* idev)
1133{
1134 UDEVICE* pdev = (UDEVICE*)idev;
1135 if (pdev && ((pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED) == 0))
1136 {
1137 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1138 const uint8_t busNr = idev->get_bus_number(idev);
1139 const uint8_t devNr = idev->get_dev_number(idev);
1140
1141 pdev->status |= URBDRC_DEVICE_CHANNEL_CLOSED;
1142 pdev->iface.cancel_all_transfer_request(&pdev->iface);
1143 if (!urbdrc->udevman->unregister_udevice(urbdrc->udevman, busNr, devNr))
1144 {
1145 WLog_Print(pdev->urbdrc->log, WLOG_WARN, "unregister_udevice failed for %d, %d", busNr,
1146 devNr);
1147 }
1148 }
1149}
1150
1151/* This is called by local events where the device is removed or in an error
1152 * state. Remove the device from redirection and close the channel. */
1153static void libusb_udev_channel_closed(IUDEVICE* idev)
1154{
1155 UDEVICE* pdev = (UDEVICE*)idev;
1156 if (pdev && ((pdev->status & URBDRC_DEVICE_CHANNEL_CLOSED) == 0))
1157 {
1158 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1159 const uint8_t busNr = idev->get_bus_number(idev);
1160 const uint8_t devNr = idev->get_dev_number(idev);
1161 IWTSVirtualChannel* channel = nullptr;
1162
1163 if (pdev->channelManager)
1164 channel = IFCALLRESULT(nullptr, pdev->channelManager->FindChannelById,
1165 pdev->channelManager, pdev->channelID);
1166
1167 pdev->status |= URBDRC_DEVICE_CHANNEL_CLOSED;
1168
1169 if (channel)
1170 {
1171 const UINT rc = channel->Write(channel, 0, nullptr, nullptr);
1172 if (rc != CHANNEL_RC_OK)
1173 WLog_Print(urbdrc->log, WLOG_WARN, "channel->Write failed with %" PRIu32, rc);
1174 }
1175
1176 if (!urbdrc->udevman->unregister_udevice(urbdrc->udevman, busNr, devNr))
1177 WLog_Print(urbdrc->log, WLOG_WARN, "unregister_udevice failed for %d, %d", busNr,
1178 devNr);
1179 }
1180}
1181
1182static void libusb_udev_set_already_send(IUDEVICE* idev)
1183{
1184 UDEVICE* pdev = (UDEVICE*)idev;
1185 pdev->status |= URBDRC_DEVICE_ALREADY_SEND;
1186}
1187
1188static char* libusb_udev_get_path(IUDEVICE* idev)
1189{
1190 UDEVICE* pdev = (UDEVICE*)idev;
1191 return pdev->path;
1192}
1193
1194static int libusb_udev_query_device_port_status(IUDEVICE* idev, UINT32* UsbdStatus,
1195 UINT32* BufferSize, BYTE* Buffer)
1196{
1197 UDEVICE* pdev = (UDEVICE*)idev;
1198 int success = 0;
1199 int ret = 0;
1200 URBDRC_PLUGIN* urbdrc = nullptr;
1201
1202 if (!pdev || !pdev->urbdrc)
1203 return -1;
1204
1205 urbdrc = pdev->urbdrc;
1206
1207 if (pdev->hub_handle != nullptr)
1208 {
1209 ret = idev->control_transfer(
1210 idev, 0xffff, 0, 0,
1211 (uint8_t)LIBUSB_ENDPOINT_IN | (uint8_t)LIBUSB_REQUEST_TYPE_CLASS |
1212 (uint8_t)LIBUSB_RECIPIENT_OTHER,
1213 LIBUSB_REQUEST_GET_STATUS, 0, pdev->port_number, UsbdStatus, BufferSize, Buffer, 1000);
1214
1215 if (log_libusb_result(urbdrc->log, WLOG_DEBUG, "libusb_control_transfer", ret))
1216 *BufferSize = 0;
1217 else
1218 {
1219 WLog_Print(urbdrc->log, WLOG_DEBUG,
1220 "PORT STATUS:0x%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "%02" PRIx8 "", Buffer[3],
1221 Buffer[2], Buffer[1], Buffer[0]);
1222 success = 1;
1223 }
1224 }
1225
1226 return success;
1227}
1228
1229static int libusb_udev_isoch_transfer(IUDEVICE* idev, GENERIC_CHANNEL_CALLBACK* callback,
1230 UINT32 MessageId, UINT32 RequestId, UINT32 EndpointAddress,
1231 WINPR_ATTR_UNUSED UINT32 TransferFlags, UINT32 StartFrame,
1232 UINT32 ErrorCount, BOOL NoAck,
1233 WINPR_ATTR_UNUSED const BYTE* packetDescriptorData,
1234 UINT32 NumberOfPackets, UINT32 BufferSize, const BYTE* Buffer,
1235 t_isoch_transfer_cb cb, UINT32 Timeout)
1236{
1237 int rc = 0;
1238 UINT32 iso_packet_size = 0;
1239 UDEVICE* pdev = (UDEVICE*)idev;
1240 ASYNC_TRANSFER_USER_DATA* user_data = nullptr;
1241 struct libusb_transfer* iso_transfer = nullptr;
1242 URBDRC_PLUGIN* urbdrc = nullptr;
1243 size_t outSize = (12ULL * NumberOfPackets);
1244 uint32_t streamID = 0x40000000 | RequestId;
1245
1246 if (!pdev || !pdev->urbdrc)
1247 return -1;
1248
1249 urbdrc = pdev->urbdrc;
1250 user_data = async_transfer_user_data_new(idev, MessageId, 48, BufferSize, Buffer,
1251 outSize + 1024, NoAck, cb, callback);
1252
1253 if (!user_data)
1254 return -1;
1255
1256 user_data->ErrorCount = ErrorCount;
1257 user_data->StartFrame = StartFrame;
1258
1259 if (!Buffer)
1260 Stream_Seek(user_data->data, (12ULL * NumberOfPackets));
1261
1262 if (NumberOfPackets > 0)
1263 {
1264 iso_packet_size = BufferSize / NumberOfPackets;
1265 iso_transfer = libusb_alloc_transfer((int)NumberOfPackets);
1266 }
1267
1268 if (iso_transfer == nullptr)
1269 {
1270 WLog_Print(urbdrc->log, WLOG_ERROR,
1271 "Error: libusb_alloc_transfer [NumberOfPackets=%" PRIu32 ", BufferSize=%" PRIu32
1272 " ]",
1273 NumberOfPackets, BufferSize);
1274 async_transfer_user_data_free(user_data);
1275 return -1;
1276 }
1277
1279 libusb_fill_iso_transfer(
1280 iso_transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1281 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1282 WINPR_ASSERTING_INT_CAST(int, NumberOfPackets), func_iso_callback, user_data, Timeout);
1283 set_stream_id_for_buffer(iso_transfer, streamID);
1284 libusb_set_iso_packet_lengths(iso_transfer, iso_packet_size);
1285
1286 if (!ArrayList_Append(pdev->request_queue, iso_transfer))
1287 {
1288 WLog_Print(urbdrc->log, WLOG_WARN,
1289 "Failed to queue iso transfer, streamID %08" PRIx32 " already in use!",
1290 streamID);
1291 request_free(iso_transfer);
1292 return -1;
1293 }
1294 rc = libusb_submit_transfer(iso_transfer);
1295 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_submit_transfer", rc))
1296 return -1;
1297 return rc;
1298}
1299
1300static BOOL libusb_udev_control_transfer(IUDEVICE* idev, WINPR_ATTR_UNUSED UINT32 RequestId,
1301 WINPR_ATTR_UNUSED UINT32 EndpointAddress,
1302 WINPR_ATTR_UNUSED UINT32 TransferFlags, BYTE bmRequestType,
1303 BYTE Request, UINT16 Value, UINT16 Index,
1304 UINT32* UrbdStatus, UINT32* BufferSize, BYTE* Buffer,
1305 UINT32 Timeout)
1306{
1307 int status = 0;
1308 UDEVICE* pdev = (UDEVICE*)idev;
1309
1310 WINPR_ASSERT(BufferSize);
1311 WINPR_ASSERT(*BufferSize <= UINT16_MAX);
1312
1313 if (!pdev || !pdev->urbdrc)
1314 return FALSE;
1315
1316 status = libusb_control_transfer(pdev->libusb_handle, bmRequestType, Request, Value, Index,
1317 Buffer, (UINT16)*BufferSize, Timeout);
1318
1319 if (status >= 0)
1320 *BufferSize = (UINT32)status;
1321 else
1322 log_libusb_result(pdev->urbdrc->log, WLOG_ERROR, "libusb_control_transfer", status);
1323
1324 if (!func_set_usbd_status(pdev->urbdrc, pdev, UrbdStatus, status))
1325 return FALSE;
1326
1327 return TRUE;
1328}
1329
1330static int libusb_udev_bulk_or_interrupt_transfer(IUDEVICE* idev,
1331 GENERIC_CHANNEL_CALLBACK* callback,
1332 UINT32 MessageId, UINT32 RequestId,
1333 UINT32 EndpointAddress, UINT32 TransferFlags,
1334 BOOL NoAck, UINT32 BufferSize, const BYTE* data,
1335 t_isoch_transfer_cb cb, UINT32 Timeout)
1336{
1337 int rc = 0;
1338 UINT32 transfer_type = 0;
1339 UDEVICE* pdev = (UDEVICE*)idev;
1340 const LIBUSB_ENDPOINT_DESCEIPTOR* ep_desc = nullptr;
1341 struct libusb_transfer* transfer = nullptr;
1342 URBDRC_PLUGIN* urbdrc = nullptr;
1343 ASYNC_TRANSFER_USER_DATA* user_data = nullptr;
1344 uint32_t streamID = 0x80000000 | RequestId;
1345
1346 if (!pdev || !pdev->LibusbConfig || !pdev->urbdrc)
1347 return -1;
1348
1349 urbdrc = pdev->urbdrc;
1350 user_data =
1351 async_transfer_user_data_new(idev, MessageId, 36, BufferSize, data, 0, NoAck, cb, callback);
1352
1353 if (!user_data)
1354 return -1;
1355
1356 /* alloc memory for urb transfer */
1357 transfer = libusb_alloc_transfer(0);
1358 if (!transfer)
1359 {
1360 async_transfer_user_data_free(user_data);
1361 return -1;
1362 }
1363 transfer->user_data = user_data;
1364
1365 ep_desc = func_get_ep_desc(pdev->LibusbConfig, pdev->MsConfig, EndpointAddress);
1366
1367 if (!ep_desc)
1368 {
1369 WLog_Print(urbdrc->log, WLOG_ERROR, "func_get_ep_desc: endpoint 0x%" PRIx32 " not found",
1370 EndpointAddress);
1371 request_free(transfer);
1372 return -1;
1373 }
1374
1375 transfer_type = (ep_desc->bmAttributes) & 0x3;
1376 WLog_Print(urbdrc->log, WLOG_DEBUG,
1377 "urb_bulk_or_interrupt_transfer: ep:0x%" PRIx32 " "
1378 "transfer_type %" PRIu32 " flag:%" PRIu32 " OutputBufferSize:0x%" PRIx32 "",
1379 EndpointAddress, transfer_type, TransferFlags, BufferSize);
1380
1381 switch (transfer_type)
1382 {
1383 case BULK_TRANSFER:
1385 libusb_fill_bulk_transfer(
1386 transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1387 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1388 func_bulk_transfer_cb, user_data, Timeout);
1389 break;
1390
1391 case INTERRUPT_TRANSFER:
1393 libusb_fill_interrupt_transfer(
1394 transfer, pdev->libusb_handle, WINPR_ASSERTING_INT_CAST(uint8_t, EndpointAddress),
1395 Stream_Pointer(user_data->data), WINPR_ASSERTING_INT_CAST(int, BufferSize),
1396 func_bulk_transfer_cb, user_data, Timeout);
1397 break;
1398
1399 default:
1400 WLog_Print(urbdrc->log, WLOG_DEBUG,
1401 "urb_bulk_or_interrupt_transfer:"
1402 " other transfer type 0x%" PRIX32 "",
1403 transfer_type);
1404 request_free(transfer);
1405 return -1;
1406 }
1407
1408 set_stream_id_for_buffer(transfer, streamID);
1409
1410 if (!ArrayList_Append(pdev->request_queue, transfer))
1411 {
1412 WLog_Print(urbdrc->log, WLOG_WARN,
1413 "Failed to queue transfer, streamID %08" PRIx32 " already in use!", streamID);
1414 request_free(transfer);
1415 return -1;
1416 }
1417 rc = libusb_submit_transfer(transfer);
1418 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_submit_transfer", rc))
1419 return -1;
1420 return rc;
1421}
1422
1423static int func_cancel_xact_request(URBDRC_PLUGIN* urbdrc, struct libusb_transfer* transfer)
1424{
1425 int status = 0;
1426
1427 if (!urbdrc || !transfer)
1428 return -1;
1429
1430 status = libusb_cancel_transfer(transfer);
1431
1432 if (log_libusb_result(urbdrc->log, WLOG_WARN, "libusb_cancel_transfer", status))
1433 {
1434 if (status == LIBUSB_ERROR_NOT_FOUND)
1435 return -1;
1436 }
1437 else
1438 return 1;
1439
1440 return 0;
1441}
1442
1443static void libusb_udev_cancel_all_transfer_request(IUDEVICE* idev)
1444{
1445 UDEVICE* pdev = (UDEVICE*)idev;
1446 size_t count = 0;
1447
1448 if (!pdev || !pdev->request_queue || !pdev->urbdrc)
1449 return;
1450
1451 ArrayList_Lock(pdev->request_queue);
1452 count = ArrayList_Count(pdev->request_queue);
1453
1454 for (size_t x = 0; x < count; x++)
1455 {
1456 struct libusb_transfer* transfer = ArrayList_GetItem(pdev->request_queue, x);
1457 func_cancel_xact_request(pdev->urbdrc, transfer);
1458 }
1459
1460 ArrayList_Unlock(pdev->request_queue);
1461}
1462
1463static int libusb_udev_cancel_transfer_request(IUDEVICE* idev, UINT32 RequestId)
1464{
1465 int rc = -1;
1466 UDEVICE* pdev = (UDEVICE*)idev;
1467 struct libusb_transfer* transfer = nullptr;
1468 uint32_t cancelID1 = 0x40000000 | RequestId;
1469 uint32_t cancelID2 = 0x80000000 | RequestId;
1470
1471 if (!idev || !pdev->urbdrc || !pdev->request_queue)
1472 return -1;
1473
1474 ArrayList_Lock(pdev->request_queue);
1475 transfer = list_contains(pdev->request_queue, cancelID1);
1476 if (!transfer)
1477 transfer = list_contains(pdev->request_queue, cancelID2);
1478
1479 if (transfer)
1480 {
1481 URBDRC_PLUGIN* urbdrc = pdev->urbdrc;
1482
1483 rc = func_cancel_xact_request(urbdrc, transfer);
1484 }
1485 ArrayList_Unlock(pdev->request_queue);
1486 return rc;
1487}
1488
1489BASIC_STATE_FUNC_DEFINED(channelManager, IWTSVirtualChannelManager*)
1490BASIC_STATE_FUNC_DEFINED(channelID, UINT32)
1491BASIC_STATE_FUNC_DEFINED(ReqCompletion, UINT32)
1492BASIC_STATE_FUNC_DEFINED(bus_number, BYTE)
1493BASIC_STATE_FUNC_DEFINED(dev_number, BYTE)
1494BASIC_STATE_FUNC_DEFINED(port_number, UINT8)
1495BASIC_STATE_FUNC_DEFINED(MsConfig, MSUSB_CONFIG_DESCRIPTOR*)
1496
1497BASIC_POINT_FUNC_DEFINED(udev, void*)
1498BASIC_POINT_FUNC_DEFINED(prev, void*)
1499BASIC_POINT_FUNC_DEFINED(next, void*)
1500
1501static UINT32 udev_get_UsbDevice(IUDEVICE* idev)
1502{
1503 UDEVICE* pdev = (UDEVICE*)idev;
1504
1505 if (!pdev)
1506 return 0;
1507
1508 return pdev->UsbDevice;
1509}
1510
1511static void udev_set_UsbDevice(IUDEVICE* idev, UINT32 val)
1512{
1513 UDEVICE* pdev = (UDEVICE*)idev;
1514
1515 if (!pdev)
1516 return;
1517
1518 pdev->UsbDevice = val;
1519}
1520
1521static void udev_free(IUDEVICE* idev)
1522{
1523 int rc = 0;
1524 UDEVICE* udev = (UDEVICE*)idev;
1525 URBDRC_PLUGIN* urbdrc = nullptr;
1526
1527 if (!idev || !udev->urbdrc)
1528 return;
1529
1530 urbdrc = udev->urbdrc;
1531
1532 libusb_udev_cancel_all_transfer_request(&udev->iface);
1533 if (udev->libusb_handle)
1534 {
1535 rc = libusb_reset_device(udev->libusb_handle);
1536
1537 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_reset_device", rc);
1538 }
1539
1540 /* HACK: We need to wait until the cancel transfer has been processed by
1541 * poll_libusb_events
1542 */
1543 Sleep(100);
1544
1545 /* release all interface and attach kernel driver */
1546 if (!udev->iface.attach_kernel_driver(idev))
1547 WLog_Print(udev->urbdrc->log, WLOG_WARN, "attach_kernel_driver failed for device");
1548 ArrayList_Free(udev->request_queue);
1549 /* free the config descriptor that send from windows */
1550 msusb_msconfig_free(udev->MsConfig);
1551 libusb_unref_device(udev->libusb_dev);
1552 libusb_close(udev->libusb_handle);
1553 libusb_close(udev->hub_handle);
1554 free(udev->devDescriptor);
1555 free(idev);
1556}
1557
1558static void udev_load_interface(UDEVICE* pdev)
1559{
1560 WINPR_ASSERT(pdev);
1561
1562 /* load interface */
1563 /* Basic */
1564 BASIC_STATE_FUNC_REGISTER(channelManager, pdev);
1565 BASIC_STATE_FUNC_REGISTER(channelID, pdev);
1566 BASIC_STATE_FUNC_REGISTER(UsbDevice, pdev);
1567 BASIC_STATE_FUNC_REGISTER(ReqCompletion, pdev);
1568 BASIC_STATE_FUNC_REGISTER(bus_number, pdev);
1569 BASIC_STATE_FUNC_REGISTER(dev_number, pdev);
1570 BASIC_STATE_FUNC_REGISTER(port_number, pdev);
1571 BASIC_STATE_FUNC_REGISTER(MsConfig, pdev);
1572 BASIC_STATE_FUNC_REGISTER(p_udev, pdev);
1573 BASIC_STATE_FUNC_REGISTER(p_prev, pdev);
1574 BASIC_STATE_FUNC_REGISTER(p_next, pdev);
1575 pdev->iface.isCompositeDevice = libusb_udev_is_composite_device;
1576 pdev->iface.isExist = libusb_udev_is_exist;
1577 pdev->iface.isAlreadySend = libusb_udev_is_already_send;
1578 pdev->iface.isChannelClosed = libusb_udev_is_channel_closed;
1579 pdev->iface.setAlreadySend = libusb_udev_set_already_send;
1580 pdev->iface.setChannelClosed = libusb_udev_channel_closed;
1581 pdev->iface.markChannelClosed = libusb_udev_mark_channel_closed;
1582 pdev->iface.getPath = libusb_udev_get_path;
1583 /* Transfer */
1584 pdev->iface.isoch_transfer = libusb_udev_isoch_transfer;
1585 pdev->iface.control_transfer = libusb_udev_control_transfer;
1586 pdev->iface.bulk_or_interrupt_transfer = libusb_udev_bulk_or_interrupt_transfer;
1587 pdev->iface.select_interface = libusb_udev_select_interface;
1588 pdev->iface.select_configuration = libusb_udev_select_configuration;
1589 pdev->iface.complete_msconfig_setup = libusb_udev_complete_msconfig_setup;
1590 pdev->iface.control_pipe_request = libusb_udev_control_pipe_request;
1591 pdev->iface.control_query_device_text = libusb_udev_control_query_device_text;
1592 pdev->iface.os_feature_descriptor_request = libusb_udev_os_feature_descriptor_request;
1593 pdev->iface.cancel_all_transfer_request = libusb_udev_cancel_all_transfer_request;
1594 pdev->iface.cancel_transfer_request = libusb_udev_cancel_transfer_request;
1595 pdev->iface.query_device_descriptor = libusb_udev_query_device_descriptor;
1596 pdev->iface.detach_kernel_driver = libusb_udev_detach_kernel_driver;
1597 pdev->iface.attach_kernel_driver = libusb_udev_attach_kernel_driver;
1598 pdev->iface.query_device_port_status = libusb_udev_query_device_port_status;
1599 pdev->iface.free = udev_free;
1600}
1601
1602static int udev_get_device_handle(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UDEVICE* pdev,
1603 UINT16 bus_number, UINT16 dev_number)
1604{
1605 int error = -1;
1606 uint8_t port_numbers[16] = WINPR_C_ARRAY_INIT;
1607 LIBUSB_DEVICE** libusb_list = nullptr;
1608 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1609
1610 WINPR_ASSERT(urbdrc);
1611
1612 /* Look for device. */
1613 for (ssize_t i = 0; i < total_device; i++)
1614 {
1615 LIBUSB_DEVICE* dev = libusb_list[i];
1616
1617 if ((bus_number != libusb_get_bus_number(dev)) ||
1618 (dev_number != libusb_get_device_address(dev)))
1619 libusb_unref_device(dev);
1620 else
1621 {
1622 error = libusb_open(dev, &pdev->libusb_handle);
1623
1624 if (log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_open", error))
1625 {
1626 libusb_unref_device(dev);
1627 continue;
1628 }
1629
1630 /* get port number */
1631 error = libusb_get_port_numbers(dev, port_numbers, sizeof(port_numbers));
1632 if (error < 1)
1633 {
1634 /* Prevent open hub, treat as error. */
1635 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_get_port_numbers", error);
1636 libusb_unref_device(dev);
1637 continue;
1638 }
1639
1640 pdev->port_number = port_numbers[(error - 1)];
1641 error = 0;
1642 WLog_Print(urbdrc->log, WLOG_DEBUG, " Port: %" PRIu8, pdev->port_number);
1643 /* gen device path */
1644 (void)_snprintf(pdev->path, sizeof(pdev->path), "%" PRIu16 "-%d", bus_number,
1645 pdev->port_number);
1646
1647 WLog_Print(urbdrc->log, WLOG_DEBUG, " DevPath: %s", pdev->path);
1648 }
1649 }
1650 libusb_free_device_list(libusb_list, 0);
1651
1652 if (error < 0)
1653 return -1;
1654 return 0;
1655}
1656
1657static int udev_get_hub_handle(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UDEVICE* pdev,
1658 UINT16 bus_number, WINPR_ATTR_UNUSED UINT16 dev_number)
1659{
1660 int error = -1;
1661 LIBUSB_DEVICE** libusb_list = nullptr;
1662 LIBUSB_DEVICE_HANDLE* handle = nullptr;
1663 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1664
1665 WINPR_ASSERT(urbdrc);
1666
1667 /* Look for device hub. */
1668 for (ssize_t i = 0; i < total_device; i++)
1669 {
1670 LIBUSB_DEVICE* dev = libusb_list[i];
1671
1672 if ((bus_number != libusb_get_bus_number(dev)) ||
1673 (1 != libusb_get_device_address(dev))) /* Root hub always first on bus. */
1674 libusb_unref_device(dev);
1675 else
1676 {
1677 WLog_Print(urbdrc->log, WLOG_DEBUG, " Open hub: %" PRIu16 "", bus_number);
1678 error = libusb_open(dev, &handle);
1679
1680 if (!log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_open", error))
1681 pdev->hub_handle = handle;
1682 else
1683 libusb_unref_device(dev);
1684 }
1685 }
1686
1687 libusb_free_device_list(libusb_list, 0);
1688
1689 if (error < 0)
1690 return -1;
1691
1692 return 0;
1693}
1694
1695static void request_free(void* value)
1696{
1697 ASYNC_TRANSFER_USER_DATA* user_data = nullptr;
1698 struct libusb_transfer* transfer = (struct libusb_transfer*)value;
1699 if (!transfer)
1700 return;
1701
1702 user_data = (ASYNC_TRANSFER_USER_DATA*)transfer->user_data;
1703 async_transfer_user_data_free(user_data);
1704 transfer->user_data = nullptr;
1705 libusb_free_transfer(transfer);
1706}
1707
1708static IUDEVICE* udev_init(URBDRC_PLUGIN* urbdrc, libusb_context* context, LIBUSB_DEVICE* device,
1709 BYTE bus_number, BYTE dev_number)
1710{
1711 UDEVICE* pdev = nullptr;
1712 int status = LIBUSB_ERROR_OTHER;
1713 LIBUSB_DEVICE_DESCRIPTOR* devDescriptor = nullptr;
1714 LIBUSB_CONFIG_DESCRIPTOR* config_temp = nullptr;
1715 LIBUSB_INTERFACE_DESCRIPTOR interface_temp;
1716
1717 WINPR_ASSERT(urbdrc);
1718
1719 pdev = (PUDEVICE)calloc(1, sizeof(UDEVICE));
1720
1721 if (!pdev)
1722 return nullptr;
1723
1724 pdev->urbdrc = urbdrc;
1725 udev_load_interface(pdev);
1726
1727 if (device)
1728 pdev->libusb_dev = device;
1729 else
1730 pdev->libusb_dev = udev_get_libusb_dev(context, bus_number, dev_number);
1731
1732 if (pdev->libusb_dev == nullptr)
1733 goto fail;
1734
1735 if (urbdrc->listener_callback)
1736 udev_set_channelManager(&pdev->iface, urbdrc->listener_callback->channel_mgr);
1737
1738 /* Get DEVICE handle */
1739 status = udev_get_device_handle(urbdrc, context, pdev, bus_number, dev_number);
1740 if (status != LIBUSB_SUCCESS)
1741 {
1742 struct libusb_device_descriptor desc;
1743 const uint8_t port = libusb_get_port_number(pdev->libusb_dev);
1744 libusb_get_device_descriptor(pdev->libusb_dev, &desc);
1745
1746 log_libusb_result(urbdrc->log, WLOG_ERROR,
1747 "libusb_open [b=0x%02X,p=0x%02X,a=0x%02X,VID=0x%04X,PID=0x%04X]", status,
1748 bus_number, port, dev_number, desc.idVendor, desc.idProduct);
1749 goto fail;
1750 }
1751
1752 /* Get HUB handle */
1753 status = udev_get_hub_handle(urbdrc, context, pdev, bus_number, dev_number);
1754
1755 if (status < 0)
1756 pdev->hub_handle = nullptr;
1757
1758 pdev->devDescriptor = udev_new_descript(urbdrc, pdev->libusb_dev);
1759
1760 if (!pdev->devDescriptor)
1761 goto fail;
1762
1763 status = libusb_get_active_config_descriptor(pdev->libusb_dev, &pdev->LibusbConfig);
1764
1765 if (status == LIBUSB_ERROR_NOT_FOUND)
1766 status = libusb_get_config_descriptor(pdev->libusb_dev, 0, &pdev->LibusbConfig);
1767
1768 if (status < 0)
1769 {
1770 log_libusb_result(urbdrc->log, WLOG_ERROR, "libusb_get_config_descriptor", status);
1771 goto fail;
1772 }
1773
1774 config_temp = pdev->LibusbConfig;
1775 /* get the first interface and first altsetting */
1776 interface_temp = config_temp->interface[0].altsetting[0];
1777 WLog_Print(urbdrc->log, WLOG_DEBUG,
1778 "Registered Device: Vid: 0x%04" PRIX16 " Pid: 0x%04" PRIX16 ""
1779 " InterfaceClass = %s",
1780 pdev->devDescriptor->idVendor, pdev->devDescriptor->idProduct,
1781 usb_interface_class_to_string(interface_temp.bInterfaceClass));
1782 /* Check composite device */
1783 devDescriptor = pdev->devDescriptor;
1784
1785 if ((devDescriptor->bNumConfigurations == 1) && (config_temp->bNumInterfaces > 1) &&
1786 (devDescriptor->bDeviceClass == LIBUSB_CLASS_PER_INTERFACE))
1787 {
1788 pdev->isCompositeDevice = 1;
1789 }
1790 else if ((devDescriptor->bDeviceClass == 0xef) &&
1791 (devDescriptor->bDeviceSubClass == LIBUSB_CLASS_COMM) &&
1792 (devDescriptor->bDeviceProtocol == 0x01))
1793 {
1794 pdev->isCompositeDevice = 1;
1795 }
1796 else
1797 pdev->isCompositeDevice = 0;
1798
1799 /* set device class to first interface class */
1800 devDescriptor->bDeviceClass = interface_temp.bInterfaceClass;
1801 devDescriptor->bDeviceSubClass = interface_temp.bInterfaceSubClass;
1802 devDescriptor->bDeviceProtocol = interface_temp.bInterfaceProtocol;
1803 /* initialize pdev */
1804 pdev->bus_number = bus_number;
1805 pdev->dev_number = dev_number;
1806 pdev->request_queue = ArrayList_New(TRUE);
1807
1808 if (!pdev->request_queue)
1809 goto fail;
1810
1811 ArrayList_Object(pdev->request_queue)->fnObjectFree = request_free;
1812
1813 /* set config of windows */
1814 pdev->MsConfig = msusb_msconfig_new();
1815
1816 if (!pdev->MsConfig)
1817 goto fail;
1818
1819 // deb_config_msg(pdev->libusb_dev, config_temp, devDescriptor->bNumConfigurations);
1820 return &pdev->iface;
1821fail:
1822 pdev->iface.free(&pdev->iface);
1823 return nullptr;
1824}
1825
1826size_t udev_new_by_id(URBDRC_PLUGIN* urbdrc, libusb_context* ctx, UINT16 idVendor, UINT16 idProduct,
1827 IUDEVICE*** devArray)
1828{
1829 WINPR_ASSERT(urbdrc);
1830 WINPR_ASSERT(devArray);
1831
1832 size_t num = 0;
1833 LIBUSB_DEVICE** libusb_list = nullptr;
1834
1835 *devArray = nullptr;
1836
1837 WLog_Print(urbdrc->log, WLOG_INFO, "VID: 0x%04" PRIX16 ", PID: 0x%04" PRIX16 "", idVendor,
1838 idProduct);
1839 const ssize_t total_device = libusb_get_device_list(ctx, &libusb_list);
1840 if (total_device < 0)
1841 {
1842 WLog_Print(urbdrc->log, WLOG_ERROR, "libusb_get_device_list -> [%" PRIdz "]", total_device);
1843 return 0;
1844 }
1845 if (total_device == 0)
1846 {
1847 WLog_Print(urbdrc->log, WLOG_WARN, "libusb_get_device_list -> [%" PRIdz "]", total_device);
1848 return 0;
1849 }
1850
1851 UDEVICE** array = (UDEVICE**)calloc((size_t)total_device, sizeof(UDEVICE*));
1852
1853 if (!array)
1854 goto fail;
1855
1856 for (ssize_t i = 0; i < total_device; i++)
1857 {
1858 LIBUSB_DEVICE* dev = libusb_list[i];
1859 LIBUSB_DEVICE_DESCRIPTOR* descriptor = udev_new_descript(urbdrc, dev);
1860
1861 if ((descriptor->idVendor == idVendor) && (descriptor->idProduct == idProduct))
1862 {
1863 const uint8_t nr = libusb_get_bus_number(dev);
1864 const uint8_t addr = libusb_get_device_address(dev);
1865 array[num] = (PUDEVICE)udev_init(urbdrc, ctx, dev, nr, addr);
1866
1867 if (array[num] != nullptr)
1868 num++;
1869 else
1870 {
1871 WLog_Print(urbdrc->log, WLOG_WARN,
1872 "udev_init(nr=%" PRIu8 ", addr=%" PRIu8 ") failed", nr, addr);
1873 }
1874 }
1875 else
1876 libusb_unref_device(dev);
1877
1878 free(descriptor);
1879 }
1880
1881fail:
1882 libusb_free_device_list(libusb_list, 0);
1883 *devArray = (IUDEVICE**)array;
1884 return num;
1885}
1886
1887IUDEVICE* udev_new_by_addr(URBDRC_PLUGIN* urbdrc, libusb_context* context, BYTE bus_number,
1888 BYTE dev_number)
1889{
1890 WLog_Print(urbdrc->log, WLOG_DEBUG, "bus:%d dev:%d", bus_number, dev_number);
1891 return udev_init(urbdrc, context, nullptr, bus_number, dev_number);
1892}
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
wObject::fnObjectFree
OBJECT_FREE_FN fnObjectFree
Definition collections.h:59