reactos/drivers/input/kbdclass/kbdclass.h

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#ifndef _KBDCLASS_PCH_
#define _KBDCLASS_PCH_
#include <ntifs.h>
#include <ntddkbd.h>
#define MAX_PATH 260
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define CLASS_TAG 'CdbK'
#define DPFLTR_CLASS_NAME_ID DPFLTR_KBDCLASS_ID
typedef enum
{
dsStopped,
dsStarted,
dsPaused,
dsRemoved,
dsSurpriseRemoved
} PORT_DEVICE_STATE;
typedef struct _CLASS_DRIVER_EXTENSION
{
UNICODE_STRING RegistryPath;
/* Registry settings */
ULONG ConnectMultiplePorts;
ULONG DataQueueSize;
UNICODE_STRING DeviceBaseName;
PDEVICE_OBJECT MainClassDeviceObject;
} CLASS_DRIVER_EXTENSION, *PCLASS_DRIVER_EXTENSION;
typedef struct _COMMON_DEVICE_EXTENSION
{
BOOLEAN IsClassDO;
} COMMON_DEVICE_EXTENSION, *PCOMMON_DEVICE_EXTENSION;
typedef struct _PORT_DEVICE_EXTENSION
{
COMMON_DEVICE_EXTENSION Common;
LIST_ENTRY ListEntry;
PDEVICE_OBJECT DeviceObject;
PORT_DEVICE_STATE PnpState;
PDEVICE_OBJECT LowerDevice;
PDEVICE_OBJECT ClassDO;
HANDLE FileHandle;
UNICODE_STRING InterfaceName;
} PORT_DEVICE_EXTENSION, *PPORT_DEVICE_EXTENSION;
typedef struct _CLASS_DEVICE_EXTENSION
{
COMMON_DEVICE_EXTENSION Common;
PCLASS_DRIVER_EXTENSION DriverExtension;
LIST_ENTRY ListHead;
KSPIN_LOCK ListSpinLock;
KSPIN_LOCK SpinLock;
PIRP PendingIrp;
SIZE_T InputCount;
PKEYBOARD_INPUT_DATA PortData;
LPCWSTR DeviceName;
} CLASS_DEVICE_EXTENSION, *PCLASS_DEVICE_EXTENSION;
/* misc.c */
NTSTATUS
ForwardIrpAndWait(
IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp);
DRIVER_DISPATCH ForwardIrpAndForget;
NTSTATUS
DuplicateUnicodeString(
IN ULONG Flags,
IN PCUNICODE_STRING SourceString,
OUT PUNICODE_STRING DestinationString);
#endif /* _KBDCLASS_PCH_ */