reactos/drivers/parallel/parport/parport.c

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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: Parallel Port Function Driver
* PURPOSE: Parport driver loading/unloading
*/
#include "parport.h"
static DRIVER_UNLOAD DriverUnload;
static DRIVER_DISPATCH DispatchCreate;
static DRIVER_DISPATCH DispatchClose;
static DRIVER_DISPATCH DispatchCleanup;
static DRIVER_DISPATCH DispatchPnp;
static DRIVER_DISPATCH DispatchPower;
DRIVER_INITIALIZE DriverEntry;
/* FUNCTIONS ****************************************************************/
static
VOID
NTAPI
DriverUnload(IN PDRIVER_OBJECT DriverObject)
{
DPRINT("Parport DriverUnload\n");
}
static
NTSTATUS
NTAPI
DispatchCreate(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
if (((PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->Common.IsFDO)
return FdoCreate(DeviceObject, Irp);
else
return PdoCreate(DeviceObject, Irp);
}
static
NTSTATUS
NTAPI
DispatchClose(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
if (((PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->Common.IsFDO)
return FdoClose(DeviceObject, Irp);
else
return PdoClose(DeviceObject, Irp);
}
static
NTSTATUS
NTAPI
DispatchCleanup(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
if (((PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->Common.IsFDO)
return FdoCleanup(DeviceObject, Irp);
else
return PdoCleanup(DeviceObject, Irp);
}
static
NTSTATUS
NTAPI
DispatchRead(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
if (((PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->Common.IsFDO)
return FdoRead(DeviceObject, Irp);
else
return PdoRead(DeviceObject, Irp);
}
static
NTSTATUS
NTAPI
DispatchWrite(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
if (((PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->Common.IsFDO)
return FdoWrite(DeviceObject, Irp);
else
return PdoWrite(DeviceObject, Irp);
}
static
NTSTATUS
NTAPI
DispatchPnp(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
if (((PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->Common.IsFDO)
return FdoPnp(DeviceObject, Irp);
else
return PdoPnp(DeviceObject, Irp);
}
static
NTSTATUS
NTAPI
DispatchPower(IN PDEVICE_OBJECT DeviceObject,
IN PIRP Irp)
{
if (((PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->Common.IsFDO)
return FdoPower(DeviceObject, Irp);
else
return PdoPower(DeviceObject, Irp);
}
NTSTATUS
NTAPI
DriverEntry(IN PDRIVER_OBJECT DriverObject,
IN PUNICODE_STRING RegPath)
{
ULONG i;
DPRINT("Parport DriverEntry\n");
DriverObject->DriverUnload = DriverUnload;
DriverObject->DriverExtension->AddDevice = AddDevice;
for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++)
DriverObject->MajorFunction[i] = ForwardIrpAndForget;
DriverObject->MajorFunction[IRP_MJ_CREATE] = DispatchCreate;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = DispatchClose;
DriverObject->MajorFunction[IRP_MJ_CLEANUP] = DispatchCleanup;
DriverObject->MajorFunction[IRP_MJ_READ] = DispatchRead;
DriverObject->MajorFunction[IRP_MJ_WRITE] = DispatchWrite;
// DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = DispatchDeviceControl;
// DriverObject->MajorFunction[IRP_MJ_QUERY_INFORMATION] = DispatchQueryInformation;
DriverObject->MajorFunction[IRP_MJ_PNP] = DispatchPnp;
DriverObject->MajorFunction[IRP_MJ_POWER] = DispatchPower;
return STATUS_SUCCESS;
}