491 lines
12 KiB
C
491 lines
12 KiB
C
/*++
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Copyright (c) 1997 Microsoft Corporation
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Module Name:
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private.h
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Abstract:
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Prototypes and definitions for the usb scanner device driver.
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Author:
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Environment:
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kernel mode only
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Notes:
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Revision History:
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--*/
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//
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// Includes
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//
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#include "debug.h"
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//
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// Defines
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//
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#ifndef max
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#define max(a,b) (((a) > (b)) ? (a) : (b))
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#endif
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#ifndef min
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#define min(a,b) (((a) < (b)) ? (a) : (b))
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#endif
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#ifndef ARRAYSIZE
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#define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0]))
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#endif
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#define TAG_USBSCAN 0x55495453 // "STIU"
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#define TAG_USBD 0x44425355 // "USBD"
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#define USBSCAN_OBJECTNAME_A "\\\\.\\Usbscan"
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#define USBSCAN_OBJECTNAME_W L"\\\\.\\Usbscan"
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#define USBSCAN_REG_CREATEFILE L"CreateFileName"
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#define USBSCAN_TIMEOUT_READ 120 // 120 sec
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#define USBSCAN_TIMEOUT_WRITE 120 // 120 sec
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#define USBSCAN_TIMEOUT_EVENT 0 // no timeout
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#define USBSCAN_TIMEOUT_OTHER 120 // 120 sec
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#define USBSCAN_REG_TIMEOUT_READ L"TimeoutRead"
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#define USBSCAN_REG_TIMEOUT_WRITE L"TimeoutWrite"
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#define USBSCAN_REG_TIMEOUT_EVENT L"TimeoutEvent"
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#define USBSCAN_MAX_CREATEFILENAME 64 // 64 characters
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//
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// Private IOCTL to workaround #446466 (Whistler)
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//
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#define IOCTL_SEND_USB_REQUEST_PTP CTL_CODE(FILE_DEVICE_USB_SCAN,IOCTL_INDEX+20,METHOD_BUFFERED,FILE_ANY_ACCESS)
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//
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// Pipe buffer structure for the read pipe only.
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//
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typedef struct _PIPEBUFFER {
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PUCHAR pStartBuffer;
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PUCHAR pBuffer;
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PUCHAR pNextByte;
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ULONG RemainingData;
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KEVENT ReadSyncEvent;
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} PIPEBUFFER, *PPIPEBUFFER;
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//
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// Device Extension
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//
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typedef struct _USBSCAN_DEVICE_EXTENSION {
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PDEVICE_OBJECT pStackDeviceObject;
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PDEVICE_OBJECT pPhysicalDeviceObject;
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ULONG DeviceInstance;
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UNICODE_STRING DeviceName;
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UNICODE_STRING SymbolicLinkName;
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KEVENT PendingIoEvent;
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ULONG PendingIoCount;
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BOOLEAN AcceptingRequests;
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BOOLEAN Stopped;
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//
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// USB descriptors from the device
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//
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PUSB_DEVICE_DESCRIPTOR pDeviceDescriptor;
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PUSB_CONFIGURATION_DESCRIPTOR pConfigurationDescriptor;
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PUSB_INTERFACE_DESCRIPTOR pInterfaceDescriptor;
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PUSB_ENDPOINT_DESCRIPTOR pEndpointDescriptor;
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USBD_CONFIGURATION_HANDLE ConfigurationHandle;
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USBD_PIPE_INFORMATION PipeInfo[MAX_NUM_PIPES];
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ULONG NumberOfPipes;
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ULONG IndexBulkIn;
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ULONG IndexBulkOut;
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ULONG IndexInterrupt;
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//
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// Name of the device interface
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//
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UNICODE_STRING InterfaceNameString;
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//
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// Read pipe buffer
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//
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PIPEBUFFER ReadPipeBuffer[MAX_NUM_PIPES];
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//
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// Power management variables
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//
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PIRP pPowerIrp;
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DEVICE_CAPABILITIES DeviceCapabilities;
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DEVICE_POWER_STATE CurrentDevicePowerState;
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} USBSCAN_DEVICE_EXTENSION, *PUSBSCAN_DEVICE_EXTENSION;
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typedef struct _TRANSFER_CONTEXT {
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ULONG RemainingTransferLength;
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ULONG ChunkSize;
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ULONG NBytesTransferred;
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PUCHAR pTransferBuffer;
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PUCHAR pOriginalTransferBuffer;
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PMDL pTransferMdl;
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ULONG PipeIndex;
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PURB pUrb;
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BOOLEAN fDestinedForReadBuffer;
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BOOLEAN fNextReadBlocked;
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PIRP pThisIrp;
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PDEVICE_OBJECT pDeviceObject;
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LARGE_INTEGER Timeout;
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KDPC TimerDpc;
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KTIMER Timer;
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} TRANSFER_CONTEXT, *PTRANSFER_CONTEXT;
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typedef struct _USBSCAN_FILE_CONTEXT {
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LONG PipeIndex;
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ULONG TimeoutRead;
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ULONG TimeoutWrite;
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ULONG TimeoutEvent;
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} USBSCAN_FILE_CONTEXT, *PUSBSCAN_FILE_CONTEXT;
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typedef struct _USBSCAN_PACKTES {
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PIRP pIrp;
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ULONG TimeoutCounter;
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BOOLEAN bCompleted;
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LIST_ENTRY PacketsEntry;
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} USBSCAN_PACKETS, *PUSBSCAN_PACKETS;
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#ifdef _WIN64
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typedef struct _IO_BLOCK_32 {
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IN unsigned uOffset;
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IN unsigned uLength;
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IN OUT CHAR * POINTER_32 pbyData;
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IN unsigned uIndex;
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} IO_BLOCK_32, *PIO_BLOCK_32;
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typedef struct _IO_BLOCK_EX_32 {
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IN unsigned uOffset;
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IN unsigned uLength;
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IN OUT CHAR * POINTER_32 pbyData;
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IN unsigned uIndex;
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IN UCHAR bRequest; // Specific request
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IN UCHAR bmRequestType; // Bitmap - charateristics of request
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IN UCHAR fTransferDirectionIn; // TRUE - Device-->Host; FALSE - Host-->Device
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} IO_BLOCK_EX_32, *PIO_BLOCK_EX_32;
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#endif // _WIN64
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//
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// prototypes
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//
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NTSTATUS // in usbscan.c
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DriverEntry(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath
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);
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VOID // in usbscan.c
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USUnload(
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IN PDRIVER_OBJECT DriverObject
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);
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VOID // in usbscan.c
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USIncrementIoCount(
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IN PDEVICE_OBJECT pDeviceObject
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);
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LONG // in usbscan.c
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USDecrementIoCount(
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IN PDEVICE_OBJECT pDeviceObject
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);
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NTSTATUS // in usbscan.c
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USDeferIrpCompletion(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp,
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IN PVOID Context
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);
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NTSTATUS // in usbscan.c
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USCreateSymbolicLink(
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PUSBSCAN_DEVICE_EXTENSION pde
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);
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NTSTATUS // in usbscan.c
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USDestroySymbolicLink(
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PUSBSCAN_DEVICE_EXTENSION pde
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);
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NTSTATUS // in usbscan.c
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USPnp(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in usbscan.c
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USPnpAddDevice(
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IN PDRIVER_OBJECT pDriverObject,
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IN OUT PDEVICE_OBJECT pPhysicalDeviceObject
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);
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NTSTATUS // in usbscan.c
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USGetUSBDeviceDescriptor(
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IN PDEVICE_OBJECT pDeviceObject
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);
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NTSTATUS // in usbscan.c
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USBSCAN_CallUSBD(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PURB pUrb
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);
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NTSTATUS // in usbscan.c
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USConfigureDevice(
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IN PDEVICE_OBJECT pDeviceObject
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);
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NTSTATUS // in usbscan.c
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USUnConfigureDevice(
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IN PDEVICE_OBJECT pDeviceObject
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);
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NTSTATUS // in usbscan.c
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UsbScanReadDeviceRegistry(
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IN PUSBSCAN_DEVICE_EXTENSION pExtension,
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IN PCWSTR pKeyName,
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OUT PVOID *ppvData
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);
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NTSTATUS // in usbscan.c
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UsbScanWriteDeviceRegistry(
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IN PUSBSCAN_DEVICE_EXTENSION pExtension,
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IN PCWSTR pKeyName,
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IN ULONG Type,
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IN PVOID pvData,
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IN ULONG DataSize
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);
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PURB
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USCreateConfigurationRequest(
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IN PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor,
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IN OUT PUSHORT Siz
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);
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#ifdef ORIGINAL_POOLTRACK
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PVOID // in usbscan.c
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USAllocatePool(
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IN POOL_TYPE PoolType,
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IN ULONG ulNumberOfBytes
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);
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VOID // in usbscan.c
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USFreePool(
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IN PVOID pvAddress
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);
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#else // ORIGINAL_POOLTRACK
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#define USAllocatePool(a, b) ExAllocatePoolWithTag(a, b, NAME_POOLTAG)
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#define USFreePool(a) ExFreePool(a)
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#endif // ORIGINAL_POOLTRACK
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NTSTATUS // in ioctl.c
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USDeviceControl(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in ioctl.c
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USReadWriteRegisters(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIO_BLOCK pIoBlock,
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IN BOOLEAN fRead,
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IN ULONG IoBlockSize
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);
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NTSTATUS // in ioctl.c
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USPassThruUSBRequest(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIO_BLOCK_EX pIoBlockEx,
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IN ULONG InLength,
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IN ULONG OutLength
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);
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NTSTATUS // in ioctl.c
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USPassThruUSBRequestPTP(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIO_BLOCK_EX pIoBlockEx,
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IN ULONG InLength,
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IN ULONG OutLength
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);
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NTSTATUS // in ioctl.c
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USCancelPipe(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp,
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IN PIPE_TYPE PipeType,
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IN BOOLEAN fAbort
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);
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NTSTATUS // in ioctl.c
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USAbortResetPipe(
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IN PDEVICE_OBJECT pDeviceObject,
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IN ULONG uIndex,
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IN BOOLEAN fAbort
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);
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NTSTATUS // in ocrw.c
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USOpen(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in ocrw.c
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USClose(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in ocrw.c
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USFlush(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in ocrw.c
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USRead(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in ocrw.c
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USWrite(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in ocrw.c
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USTransfer(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp,
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IN ULONG PipeIndex,
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IN PVOID pBuffer,
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IN PMDL pMdl,
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IN ULONG TransferSize,
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IN PULONG pTimeout
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);
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NTSTATUS // in ocrw.c
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USTransferComplete(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp,
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IN PTRANSFER_CONTEXT pTransferContext
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);
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VOID // in ocrw.c
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USCancelIrp(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in ocrw.c
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USEnqueueIrp(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PUSBSCAN_PACKETS pPackets
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);
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PUSBSCAN_PACKETS // in ocrw.c
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USDequeueIrp(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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VOID // in ocrw.c
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USWaitThread(
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IN PVOID pTransferContext
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);
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ULONG
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USGetPipeIndexToUse(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp,
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IN ULONG PipeIndex
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);
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VOID
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USTimerDpc(
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IN PKDPC pDpc,
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IN PVOID pIrp,
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IN PVOID SystemArgument1,
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IN PVOID SystemArgument2
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);
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NTSTATUS // in power.c
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USPower(
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIRP pIrp
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);
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NTSTATUS // in power.c
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USPoRequestCompletion(
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IN PDEVICE_OBJECT pPdo,
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IN UCHAR MinorFunction,
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IN POWER_STATE PowerState,
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IN PDEVICE_OBJECT pDeviceObject,
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IN PIO_STATUS_BLOCK pIoStatus
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);
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USPowerIrpComplete( // in power.c
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IN PDEVICE_OBJECT pPdo,
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IN PIRP pIrp,
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IN PDEVICE_OBJECT pDeviceObject
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);
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NTSTATUS // in power.c
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USSetDevicePowerState(
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IN PDEVICE_OBJECT pDeviceObject,
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IN DEVICE_POWER_STATE DeviceState,
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IN PBOOLEAN pHookIt
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);
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NTSTATUS
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USCallNextDriverSynch(
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IN PUSBSCAN_DEVICE_EXTENSION pde,
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IN PIRP pIrp
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);
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NTSTATUS
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UsbScanHandleInterface(
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PDEVICE_OBJECT DeviceObject,
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PUNICODE_STRING InterfaceName,
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BOOLEAN Create
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);
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VOID
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UsbScanLogError(
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IN PDRIVER_OBJECT DriverObject,
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IN PDEVICE_OBJECT DeviceObject OPTIONAL,
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IN ULONG SequenceNumber,
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IN UCHAR MajorFunctionCode,
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IN UCHAR RetryCount,
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IN ULONG UniqueErrorValue,
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IN NTSTATUS FinalStatus,
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IN NTSTATUS SpecificIOStatus
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);
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