1 /* 2 * PROJECT: ReactOS Universal Serial Bus Bulk Storage Driver 3 * LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later) 4 * PURPOSE: USB block storage device driver. 5 * COPYRIGHT: 2005-2006 James Tabor 6 * 2011-2012 Michael Martin (michael.martin@reactos.org) 7 * 2011-2013 Johannes Anderwald (johannes.anderwald@reactos.org) 8 * 2017 Vadim Galyant 9 */ 10 11 #include "usbstor.h" 12 13 #define NDEBUG 14 #include <debug.h> 15 16 17 static 18 BOOLEAN 19 IsRequestValid(PIRP Irp) 20 { 21 ULONG TransferLength; 22 PIO_STACK_LOCATION IoStack; 23 PSCSI_REQUEST_BLOCK Srb; 24 25 IoStack = IoGetCurrentIrpStackLocation(Irp); 26 Srb = IoStack->Parameters.Scsi.Srb; 27 28 if (Srb->SrbFlags & (SRB_FLAGS_DATA_IN | SRB_FLAGS_DATA_OUT)) 29 { 30 if ((Srb->SrbFlags & SRB_FLAGS_UNSPECIFIED_DIRECTION) == SRB_FLAGS_UNSPECIFIED_DIRECTION) 31 { 32 DPRINT1("IsRequestValid: Invalid Srb. Srb->SrbFlags - %X\n", Srb->SrbFlags); 33 return FALSE; 34 } 35 36 TransferLength = Srb->DataTransferLength; 37 38 if (Irp->MdlAddress == NULL) 39 { 40 DPRINT1("IsRequestValid: Invalid Srb. Irp->MdlAddress == NULL\n"); 41 return FALSE; 42 } 43 44 if (TransferLength == 0) 45 { 46 DPRINT1("IsRequestValid: Invalid Srb. TransferLength == 0\n"); 47 return FALSE; 48 } 49 50 if (TransferLength > USBSTOR_DEFAULT_MAX_TRANSFER_LENGTH) 51 { 52 DPRINT1("IsRequestValid: Invalid Srb. TransferLength > 0x10000\n"); 53 return FALSE; 54 } 55 } 56 else 57 { 58 if (Srb->DataTransferLength) 59 { 60 DPRINT1("IsRequestValid: Invalid Srb. Srb->DataTransferLength != 0\n"); 61 return FALSE; 62 } 63 64 if (Srb->DataBuffer) 65 { 66 DPRINT1("IsRequestValid: Invalid Srb. Srb->DataBuffer != NULL\n"); 67 return FALSE; 68 } 69 70 if (Irp->MdlAddress) 71 { 72 DPRINT1("IsRequestValid: Invalid Srb. Irp->MdlAddress != NULL\n"); 73 return FALSE; 74 } 75 } 76 77 return TRUE; 78 } 79 80 NTSTATUS 81 USBSTOR_HandleInternalDeviceControl( 82 IN PDEVICE_OBJECT DeviceObject, 83 IN PIRP Irp) 84 { 85 PIO_STACK_LOCATION IoStack; 86 PSCSI_REQUEST_BLOCK Request; 87 PPDO_DEVICE_EXTENSION PDODeviceExtension; 88 NTSTATUS Status; 89 90 IoStack = IoGetCurrentIrpStackLocation(Irp); 91 Request = (PSCSI_REQUEST_BLOCK)IoStack->Parameters.Others.Argument1; 92 ASSERT(Request); 93 PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension; 94 ASSERT(PDODeviceExtension->Common.IsFDO == FALSE); 95 96 switch(Request->Function) 97 { 98 case SRB_FUNCTION_EXECUTE_SCSI: 99 { 100 DPRINT("SRB_FUNCTION_EXECUTE_SCSI\n"); 101 102 if (!IsRequestValid(Irp)) 103 { 104 Status = STATUS_INVALID_PARAMETER; 105 break; 106 } 107 108 if (Request->Cdb[0] == SCSIOP_MODE_SENSE) 109 { 110 DPRINT("USBSTOR_Scsi: SRB_FUNCTION_EXECUTE_SCSI - FIXME SCSIOP_MODE_SENSE\n"); 111 // FIXME Get from registry WriteProtect for StorageDevicePolicies; 112 // L"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\StorageDevicePolicies" 113 // QueryTable[0].Name = L"WriteProtect" 114 } 115 116 IoMarkIrpPending(Irp); 117 Request->SrbStatus = SRB_STATUS_PENDING; 118 119 // add the request 120 if (!USBSTOR_QueueAddIrp(PDODeviceExtension->LowerDeviceObject, Irp)) 121 { 122 IoStartPacket(PDODeviceExtension->LowerDeviceObject, Irp, &Request->QueueSortKey, USBSTOR_CancelIo); 123 } 124 125 return STATUS_PENDING; 126 } 127 case SRB_FUNCTION_RELEASE_DEVICE: 128 { 129 DPRINT1("SRB_FUNCTION_RELEASE_DEVICE\n"); 130 ASSERT(PDODeviceExtension->Claimed == TRUE); 131 132 // release claim 133 PDODeviceExtension->Claimed = FALSE; 134 Status = STATUS_SUCCESS; 135 break; 136 } 137 case SRB_FUNCTION_CLAIM_DEVICE: 138 { 139 DPRINT1("SRB_FUNCTION_CLAIM_DEVICE\n"); 140 141 // check if the device has been claimed 142 if (PDODeviceExtension->Claimed) 143 { 144 // device has already been claimed 145 Status = STATUS_DEVICE_BUSY; 146 Request->SrbStatus = SRB_STATUS_BUSY; 147 break; 148 } 149 150 // claim device 151 PDODeviceExtension->Claimed = TRUE; 152 153 // output device object 154 Request->DataBuffer = DeviceObject; 155 156 Status = STATUS_SUCCESS; 157 break; 158 } 159 case SRB_FUNCTION_RELEASE_QUEUE: 160 { 161 DPRINT1("SRB_FUNCTION_RELEASE_QUEUE\n"); 162 163 USBSTOR_QueueRelease(PDODeviceExtension->LowerDeviceObject); 164 165 Request->SrbStatus = SRB_STATUS_SUCCESS; 166 Status = STATUS_SUCCESS; 167 break; 168 } 169 170 case SRB_FUNCTION_SHUTDOWN: 171 case SRB_FUNCTION_FLUSH: 172 case SRB_FUNCTION_FLUSH_QUEUE: 173 { 174 DPRINT1("SRB_FUNCTION_FLUSH / SRB_FUNCTION_FLUSH_QUEUE / SRB_FUNCTION_SHUTDOWN\n"); 175 176 // wait for pending requests to finish 177 USBSTOR_QueueWaitForPendingRequests(PDODeviceExtension->LowerDeviceObject); 178 179 Request->SrbStatus = SRB_STATUS_SUCCESS; 180 Status = STATUS_SUCCESS; 181 break; 182 } 183 default: 184 { 185 // 186 // not supported 187 // 188 Status = STATUS_NOT_SUPPORTED; 189 Request->SrbStatus = SRB_STATUS_ERROR; 190 } 191 } 192 193 Irp->IoStatus.Status = Status; 194 IoCompleteRequest(Irp, IO_NO_INCREMENT); 195 return Status; 196 } 197 198 ULONG 199 USBSTOR_GetFieldLength( 200 IN PUCHAR Name, 201 IN ULONG MaxLength) 202 { 203 ULONG Index; 204 ULONG LastCharacterPosition = 0; 205 206 // scan the field and return last position which contains a valid character 207 for(Index = 0; Index < MaxLength; Index++) 208 { 209 if (Name[Index] != ' ') 210 { 211 // trim white spaces from field 212 LastCharacterPosition = Index; 213 } 214 } 215 216 // convert from zero based index to length 217 return LastCharacterPosition + 1; 218 } 219 220 NTSTATUS 221 USBSTOR_HandleQueryProperty( 222 IN PDEVICE_OBJECT DeviceObject, 223 IN PIRP Irp) 224 { 225 PIO_STACK_LOCATION IoStack; 226 PSTORAGE_PROPERTY_QUERY PropertyQuery; 227 PSTORAGE_DESCRIPTOR_HEADER DescriptorHeader; 228 PSTORAGE_ADAPTER_DESCRIPTOR_WIN8 AdapterDescriptor; 229 ULONG FieldLengthVendor, FieldLengthProduct, FieldLengthRevision, TotalLength, FieldLengthSerialNumber; 230 PPDO_DEVICE_EXTENSION PDODeviceExtension; 231 PINQUIRYDATA InquiryData; 232 PSTORAGE_DEVICE_DESCRIPTOR DeviceDescriptor; 233 PUCHAR Buffer; 234 PFDO_DEVICE_EXTENSION FDODeviceExtension; 235 UNICODE_STRING SerialNumber; 236 ANSI_STRING AnsiString; 237 NTSTATUS Status; 238 239 DPRINT("USBSTOR_HandleQueryProperty\n"); 240 241 IoStack = IoGetCurrentIrpStackLocation(Irp); 242 ASSERT(IoStack->Parameters.DeviceIoControl.InputBufferLength >= sizeof(STORAGE_PROPERTY_QUERY)); 243 ASSERT(Irp->AssociatedIrp.SystemBuffer); 244 245 PropertyQuery = (PSTORAGE_PROPERTY_QUERY)Irp->AssociatedIrp.SystemBuffer; 246 247 // check property type 248 if (PropertyQuery->PropertyId != StorageDeviceProperty && 249 PropertyQuery->PropertyId != StorageAdapterProperty) 250 { 251 // only device property / adapter property are supported 252 return STATUS_INVALID_PARAMETER_1; 253 } 254 255 // check query type 256 if (PropertyQuery->QueryType == PropertyExistsQuery) 257 { 258 // device property / adapter property is supported 259 return STATUS_SUCCESS; 260 } 261 262 if (PropertyQuery->QueryType != PropertyStandardQuery) 263 { 264 // only standard query and exists query are supported 265 return STATUS_INVALID_PARAMETER_2; 266 } 267 268 // check if it is a device property 269 if (PropertyQuery->PropertyId == StorageDeviceProperty) 270 { 271 DPRINT("USBSTOR_HandleQueryProperty StorageDeviceProperty OutputBufferLength %lu\n", IoStack->Parameters.DeviceIoControl.OutputBufferLength); 272 273 PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension; 274 ASSERT(PDODeviceExtension); 275 ASSERT(PDODeviceExtension->Common.IsFDO == FALSE); 276 277 FDODeviceExtension = (PFDO_DEVICE_EXTENSION)PDODeviceExtension->LowerDeviceObject->DeviceExtension; 278 ASSERT(FDODeviceExtension); 279 ASSERT(FDODeviceExtension->Common.IsFDO); 280 281 InquiryData = (PINQUIRYDATA)&PDODeviceExtension->InquiryData; 282 283 // compute extra parameters length 284 FieldLengthVendor = USBSTOR_GetFieldLength(InquiryData->VendorId, 8); 285 FieldLengthProduct = USBSTOR_GetFieldLength(InquiryData->ProductId, 16); 286 FieldLengthRevision = USBSTOR_GetFieldLength(InquiryData->ProductRevisionLevel, 4); 287 288 if (FDODeviceExtension->SerialNumber) 289 { 290 FieldLengthSerialNumber = wcslen(FDODeviceExtension->SerialNumber->bString); 291 } 292 else 293 { 294 FieldLengthSerialNumber = 0; 295 } 296 297 // total length required is sizeof(STORAGE_DEVICE_DESCRIPTOR) + FieldLength + 4 extra null bytes - 1 298 // -1 due STORAGE_DEVICE_DESCRIPTOR contains one byte length of parameter data 299 TotalLength = sizeof(STORAGE_DEVICE_DESCRIPTOR) + FieldLengthVendor + FieldLengthProduct + FieldLengthRevision + FieldLengthSerialNumber + 3; 300 301 // check if output buffer is long enough 302 if (IoStack->Parameters.DeviceIoControl.OutputBufferLength < TotalLength) 303 { 304 // buffer too small 305 DescriptorHeader = (PSTORAGE_DESCRIPTOR_HEADER)Irp->AssociatedIrp.SystemBuffer; 306 ASSERT(IoStack->Parameters.DeviceIoControl.OutputBufferLength >= sizeof(STORAGE_DESCRIPTOR_HEADER)); 307 308 // return required size 309 DescriptorHeader->Version = TotalLength; 310 DescriptorHeader->Size = TotalLength; 311 312 Irp->IoStatus.Information = sizeof(STORAGE_DESCRIPTOR_HEADER); 313 return STATUS_SUCCESS; 314 } 315 316 // initialize the device descriptor 317 DeviceDescriptor = (PSTORAGE_DEVICE_DESCRIPTOR)Irp->AssociatedIrp.SystemBuffer; 318 319 DeviceDescriptor->Version = sizeof(STORAGE_DEVICE_DESCRIPTOR); 320 DeviceDescriptor->Size = TotalLength; 321 DeviceDescriptor->DeviceType = InquiryData->DeviceType; 322 DeviceDescriptor->DeviceTypeModifier = InquiryData->DeviceTypeModifier; 323 DeviceDescriptor->RemovableMedia = InquiryData->RemovableMedia; 324 DeviceDescriptor->CommandQueueing = FALSE; 325 DeviceDescriptor->BusType = BusTypeUsb; 326 DeviceDescriptor->VendorIdOffset = sizeof(STORAGE_DEVICE_DESCRIPTOR) - sizeof(UCHAR); 327 DeviceDescriptor->ProductIdOffset = DeviceDescriptor->VendorIdOffset + FieldLengthVendor + 1; 328 DeviceDescriptor->ProductRevisionOffset = DeviceDescriptor->ProductIdOffset + FieldLengthProduct + 1; 329 DeviceDescriptor->SerialNumberOffset = (FieldLengthSerialNumber > 0 ? DeviceDescriptor->ProductRevisionOffset + FieldLengthRevision + 1 : 0); 330 DeviceDescriptor->RawPropertiesLength = FieldLengthVendor + FieldLengthProduct + FieldLengthRevision + FieldLengthSerialNumber + 3 + (FieldLengthSerialNumber > 0 ? + 1 : 0); 331 332 // copy descriptors 333 Buffer = (PUCHAR)((ULONG_PTR)DeviceDescriptor + sizeof(STORAGE_DEVICE_DESCRIPTOR) - sizeof(UCHAR)); 334 335 RtlCopyMemory(Buffer, InquiryData->VendorId, FieldLengthVendor); 336 Buffer[FieldLengthVendor] = '\0'; 337 Buffer += FieldLengthVendor + 1; 338 339 RtlCopyMemory(Buffer, InquiryData->ProductId, FieldLengthProduct); 340 Buffer[FieldLengthProduct] = '\0'; 341 Buffer += FieldLengthProduct + 1; 342 343 RtlCopyMemory(Buffer, InquiryData->ProductRevisionLevel, FieldLengthRevision); 344 Buffer[FieldLengthRevision] = '\0'; 345 Buffer += FieldLengthRevision + 1; 346 347 if (FieldLengthSerialNumber) 348 { 349 RtlInitUnicodeString(&SerialNumber, FDODeviceExtension->SerialNumber->bString); 350 351 AnsiString.Buffer = (PCHAR)Buffer; 352 AnsiString.Length = 0; 353 AnsiString.MaximumLength = FieldLengthSerialNumber * sizeof(WCHAR); 354 355 Status = RtlUnicodeStringToAnsiString(&AnsiString, &SerialNumber, FALSE); 356 ASSERT(Status == STATUS_SUCCESS); 357 } 358 359 DPRINT("Vendor %s\n", (LPCSTR)((ULONG_PTR)DeviceDescriptor + DeviceDescriptor->VendorIdOffset)); 360 DPRINT("Product %s\n", (LPCSTR)((ULONG_PTR)DeviceDescriptor + DeviceDescriptor->ProductIdOffset)); 361 DPRINT("Revision %s\n", (LPCSTR)((ULONG_PTR)DeviceDescriptor + DeviceDescriptor->ProductRevisionOffset)); 362 DPRINT("Serial %s\n", (LPCSTR)((ULONG_PTR)DeviceDescriptor + DeviceDescriptor->SerialNumberOffset)); 363 364 Irp->IoStatus.Information = TotalLength; 365 return STATUS_SUCCESS; 366 } 367 else 368 { 369 // adapter property query request 370 371 DPRINT("USBSTOR_HandleQueryProperty StorageAdapterProperty OutputBufferLength %lu\n", IoStack->Parameters.DeviceIoControl.OutputBufferLength); 372 373 if (IoStack->Parameters.DeviceIoControl.OutputBufferLength < sizeof(STORAGE_ADAPTER_DESCRIPTOR_WIN8)) 374 { 375 // buffer too small 376 DescriptorHeader = (PSTORAGE_DESCRIPTOR_HEADER)Irp->AssociatedIrp.SystemBuffer; 377 ASSERT(IoStack->Parameters.DeviceIoControl.OutputBufferLength >= sizeof(STORAGE_DESCRIPTOR_HEADER)); 378 379 // return required size 380 DescriptorHeader->Version = sizeof(STORAGE_ADAPTER_DESCRIPTOR_WIN8); 381 DescriptorHeader->Size = sizeof(STORAGE_ADAPTER_DESCRIPTOR_WIN8); 382 383 Irp->IoStatus.Information = sizeof(STORAGE_DESCRIPTOR_HEADER); 384 return STATUS_SUCCESS; 385 } 386 387 // get adapter descriptor, information is returned in the same buffer 388 AdapterDescriptor = Irp->AssociatedIrp.SystemBuffer; 389 390 // fill out descriptor 391 // NOTE: STORAGE_ADAPTER_DESCRIPTOR_WIN8 may vary in size, so it's important to zero out 392 // all unused fields 393 *AdapterDescriptor = (STORAGE_ADAPTER_DESCRIPTOR_WIN8) { 394 .Version = sizeof(STORAGE_ADAPTER_DESCRIPTOR_WIN8), 395 .Size = sizeof(STORAGE_ADAPTER_DESCRIPTOR_WIN8), 396 .MaximumTransferLength = USBSTOR_DEFAULT_MAX_TRANSFER_LENGTH, 397 .MaximumPhysicalPages = USBSTOR_DEFAULT_MAX_TRANSFER_LENGTH / PAGE_SIZE + 1, // See CORE-10515 and CORE-10755 398 .BusType = BusTypeUsb, 399 .BusMajorVersion = 2, //FIXME verify 400 .BusMinorVersion = 0 //FIXME 401 }; 402 403 // __debugbreak(); 404 405 // store returned length 406 Irp->IoStatus.Information = sizeof(STORAGE_ADAPTER_DESCRIPTOR_WIN8); 407 408 return STATUS_SUCCESS; 409 } 410 } 411 412 NTSTATUS 413 USBSTOR_HandleDeviceControl( 414 IN PDEVICE_OBJECT DeviceObject, 415 IN PIRP Irp) 416 { 417 PIO_STACK_LOCATION IoStack; 418 NTSTATUS Status; 419 PPDO_DEVICE_EXTENSION PDODeviceExtension; 420 PSCSI_ADAPTER_BUS_INFO BusInfo; 421 PSCSI_INQUIRY_DATA ScsiInquiryData; 422 PINQUIRYDATA InquiryData; 423 424 IoStack = IoGetCurrentIrpStackLocation(Irp); 425 426 switch (IoStack->Parameters.DeviceIoControl.IoControlCode) 427 { 428 case IOCTL_STORAGE_QUERY_PROPERTY: 429 Status = USBSTOR_HandleQueryProperty(DeviceObject, Irp); 430 break; 431 case IOCTL_SCSI_PASS_THROUGH: 432 DPRINT1("USBSTOR_HandleDeviceControl IOCTL_SCSI_PASS_THROUGH NOT implemented\n"); 433 Status = STATUS_NOT_SUPPORTED; 434 break; 435 case IOCTL_SCSI_PASS_THROUGH_DIRECT: 436 DPRINT1("USBSTOR_HandleDeviceControl IOCTL_SCSI_PASS_THROUGH_DIRECT NOT implemented\n"); 437 Status = STATUS_NOT_SUPPORTED; 438 break; 439 case IOCTL_STORAGE_GET_MEDIA_SERIAL_NUMBER: 440 DPRINT1("USBSTOR_HandleDeviceControl IOCTL_STORAGE_GET_MEDIA_SERIAL_NUMBER NOT implemented\n"); 441 Status = STATUS_NOT_SUPPORTED; 442 break; 443 case IOCTL_SCSI_GET_CAPABILITIES: 444 { 445 PIO_SCSI_CAPABILITIES Capabilities; 446 447 // Legacy port capability query 448 if (IoStack->Parameters.DeviceIoControl.OutputBufferLength == sizeof(PVOID)) 449 { 450 Capabilities = *((PVOID *)Irp->AssociatedIrp.SystemBuffer) = ExAllocatePoolWithTag(NonPagedPool, 451 sizeof(IO_SCSI_CAPABILITIES), 452 USB_STOR_TAG); 453 Irp->IoStatus.Information = sizeof(PVOID); 454 } 455 else 456 { 457 Capabilities = Irp->AssociatedIrp.SystemBuffer; 458 Irp->IoStatus.Information = sizeof(IO_SCSI_CAPABILITIES); 459 } 460 461 if (Capabilities) 462 { 463 Capabilities->MaximumTransferLength = USBSTOR_DEFAULT_MAX_TRANSFER_LENGTH; 464 Capabilities->MaximumPhysicalPages = USBSTOR_DEFAULT_MAX_TRANSFER_LENGTH / PAGE_SIZE + 1; // See CORE-10515 and CORE-10755 465 Capabilities->SupportedAsynchronousEvents = 0; 466 Capabilities->AlignmentMask = 0; 467 Capabilities->TaggedQueuing = FALSE; 468 Capabilities->AdapterScansDown = FALSE; 469 Capabilities->AdapterUsesPio = FALSE; 470 Status = STATUS_SUCCESS; 471 } 472 else 473 { 474 Status = STATUS_INSUFFICIENT_RESOURCES; 475 } 476 477 break; 478 } 479 case IOCTL_SCSI_GET_INQUIRY_DATA: 480 { 481 PDODeviceExtension = (PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension; 482 ASSERT(PDODeviceExtension); 483 ASSERT(PDODeviceExtension->Common.IsFDO == FALSE); 484 485 // get parameters 486 BusInfo = Irp->AssociatedIrp.SystemBuffer; 487 ScsiInquiryData = (PSCSI_INQUIRY_DATA)(BusInfo + 1); 488 InquiryData = (PINQUIRYDATA)ScsiInquiryData->InquiryData; 489 490 491 BusInfo->NumberOfBuses = 1; 492 BusInfo->BusData[0].NumberOfLogicalUnits = 1; //FIXME 493 BusInfo->BusData[0].InitiatorBusId = 0; 494 BusInfo->BusData[0].InquiryDataOffset = sizeof(SCSI_ADAPTER_BUS_INFO); 495 496 ScsiInquiryData->PathId = 0; 497 ScsiInquiryData->TargetId = 0; 498 ScsiInquiryData->Lun = PDODeviceExtension->LUN & MAX_LUN; 499 ScsiInquiryData->DeviceClaimed = PDODeviceExtension->Claimed; 500 ScsiInquiryData->InquiryDataLength = sizeof(INQUIRYDATA); 501 ScsiInquiryData->NextInquiryDataOffset = 0; 502 503 // Note: INQUIRYDATA structure is larger than INQUIRYDATABUFFERSIZE 504 RtlZeroMemory(InquiryData, sizeof(INQUIRYDATA)); 505 RtlCopyMemory(InquiryData, &PDODeviceExtension->InquiryData, sizeof(PDODeviceExtension->InquiryData)); 506 507 InquiryData->Versions = 0x04; 508 InquiryData->ResponseDataFormat = 0x02; // some devices set this to 1 509 510 Irp->IoStatus.Information = sizeof(SCSI_ADAPTER_BUS_INFO) + sizeof(SCSI_INQUIRY_DATA) + sizeof(INQUIRYDATA) - 1; 511 Status = STATUS_SUCCESS; 512 513 break; 514 } 515 case IOCTL_SCSI_GET_ADDRESS: 516 { 517 PSCSI_ADDRESS Address = Irp->AssociatedIrp.SystemBuffer; 518 519 Address->Length = sizeof(SCSI_ADDRESS); 520 Address->PortNumber = 0; 521 Address->PathId = 0; 522 Address->TargetId = 0; 523 Address->Lun = (((PPDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->LUN & MAX_LUN); 524 Irp->IoStatus.Information = sizeof(SCSI_ADDRESS); 525 526 Status = STATUS_SUCCESS; 527 528 break; 529 } 530 default: 531 DPRINT("USBSTOR_HandleDeviceControl IoControl %x not supported\n", IoStack->Parameters.DeviceIoControl.IoControlCode); 532 Status = STATUS_NOT_SUPPORTED; 533 break; 534 } 535 536 return Status; 537 } 538