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217 lines
3.7 KiB
C
217 lines
3.7 KiB
C
#ifndef _HIDCLASS_PCH_
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#define _HIDCLASS_PCH_
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#define _HIDPI_NO_FUNCTION_MACROS_
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#include <wdm.h>
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#include <hidpddi.h>
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#include <stdio.h>
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#include <hidport.h>
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#define HIDCLASS_TAG 'CdiH'
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typedef struct
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{
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PDRIVER_OBJECT DriverObject;
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ULONG DeviceExtensionSize;
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BOOLEAN DevicesArePolled;
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PDRIVER_DISPATCH MajorFunction[IRP_MJ_MAXIMUM_FUNCTION + 1];
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PDRIVER_ADD_DEVICE AddDevice;
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PDRIVER_UNLOAD DriverUnload;
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KSPIN_LOCK Lock;
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} HIDCLASS_DRIVER_EXTENSION, *PHIDCLASS_DRIVER_EXTENSION;
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typedef struct
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{
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//
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// hid device extension
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//
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HID_DEVICE_EXTENSION HidDeviceExtension;
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//
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// if it is a pdo
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//
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BOOLEAN IsFDO;
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//
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// driver extension
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//
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PHIDCLASS_DRIVER_EXTENSION DriverExtension;
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//
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// device description
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//
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HIDP_DEVICE_DESC DeviceDescription;
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//
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// hid attributes
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//
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HID_DEVICE_ATTRIBUTES Attributes;
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} HIDCLASS_COMMON_DEVICE_EXTENSION, *PHIDCLASS_COMMON_DEVICE_EXTENSION;
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typedef struct
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{
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//
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// parts shared by fdo and pdo
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//
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HIDCLASS_COMMON_DEVICE_EXTENSION Common;
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//
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// device capabilities
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//
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DEVICE_CAPABILITIES Capabilities;
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//
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// hid descriptor
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//
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HID_DESCRIPTOR HidDescriptor;
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//
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// report descriptor
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//
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PUCHAR ReportDescriptor;
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//
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// device relations
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//
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PDEVICE_RELATIONS DeviceRelations;
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} HIDCLASS_FDO_EXTENSION, *PHIDCLASS_FDO_EXTENSION;
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typedef struct
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{
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//
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// parts shared by fdo and pdo
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//
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HIDCLASS_COMMON_DEVICE_EXTENSION Common;
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//
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// device capabilities
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//
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DEVICE_CAPABILITIES Capabilities;
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//
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// collection index
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//
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ULONG CollectionNumber;
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//
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// device interface
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//
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UNICODE_STRING DeviceInterface;
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//
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// FDO device object
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//
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PDEVICE_OBJECT FDODeviceObject;
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//
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// fdo device extension
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//
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PHIDCLASS_FDO_EXTENSION FDODeviceExtension;
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} HIDCLASS_PDO_DEVICE_EXTENSION, *PHIDCLASS_PDO_DEVICE_EXTENSION;
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typedef struct __HIDCLASS_FILEOP_CONTEXT__
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{
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//
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// device extension
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//
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PHIDCLASS_PDO_DEVICE_EXTENSION DeviceExtension;
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//
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// spin lock
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//
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KSPIN_LOCK Lock;
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//
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// read irp pending list
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//
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LIST_ENTRY ReadPendingIrpListHead;
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//
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// completed irp list
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//
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LIST_ENTRY IrpCompletedListHead;
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//
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// stop in progress indicator
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//
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BOOLEAN StopInProgress;
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//
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// read complete event
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//
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KEVENT IrpReadComplete;
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} HIDCLASS_FILEOP_CONTEXT, *PHIDCLASS_FILEOP_CONTEXT;
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typedef struct
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{
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//
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// original request
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//
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PIRP OriginalIrp;
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//
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// file op
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//
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PHIDCLASS_FILEOP_CONTEXT FileOp;
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//
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// buffer for reading report
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//
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PVOID InputReportBuffer;
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//
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// buffer length
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//
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ULONG InputReportBufferLength;
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//
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// work item
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//
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PIO_WORKITEM CompletionWorkItem;
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} HIDCLASS_IRP_CONTEXT, *PHIDCLASS_IRP_CONTEXT;
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/* fdo.c */
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NTSTATUS
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HidClassFDO_PnP(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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NTSTATUS
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HidClassFDO_DispatchRequest(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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NTSTATUS
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HidClassFDO_DispatchRequestSynchronous(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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/* pdo.c */
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NTSTATUS
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HidClassPDO_CreatePDO(
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IN PDEVICE_OBJECT DeviceObject,
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OUT PDEVICE_RELATIONS *OutDeviceRelations);
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NTSTATUS
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HidClassPDO_PnP(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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PHIDP_COLLECTION_DESC
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HidClassPDO_GetCollectionDescription(
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PHIDP_DEVICE_DESC DeviceDescription,
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ULONG CollectionNumber);
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PHIDP_REPORT_IDS
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HidClassPDO_GetReportDescription(
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PHIDP_DEVICE_DESC DeviceDescription,
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ULONG CollectionNumber);
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#endif /* _HIDCLASS_PCH_ */
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