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75 lines
1.7 KiB
C
75 lines
1.7 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS Serial enumerator driver
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* FILE: drivers/bus/serenum/serenum.c
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* PURPOSE: Serial enumerator driver entry point
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*
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* PROGRAMMERS: Hervé Poussineau (hpoussin@reactos.org)
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*/
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#include "serenum.h"
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#include <debug.h>
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static DRIVER_DISPATCH SerenumPnp;
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static DRIVER_DISPATCH IrpStub;
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static DRIVER_UNLOAD DriverUnload;
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DRIVER_INITIALIZE DriverEntry;
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static NTSTATUS NTAPI
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SerenumPnp(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp)
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{
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if (((PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->IsFDO)
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return SerenumFdoPnp(DeviceObject, Irp);
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else
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return SerenumPdoPnp(DeviceObject, Irp);
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}
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static VOID NTAPI
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DriverUnload(IN PDRIVER_OBJECT DriverObject)
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{
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// nothing to do here yet
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}
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static NTSTATUS NTAPI
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IrpStub(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp)
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{
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if (((PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->IsFDO)
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{
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/* Forward IRPs to lower device */
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return ForwardIrpToLowerDeviceAndForget(DeviceObject, Irp);
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}
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else
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{
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/* Forward IRPs to attached FDO */
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return ForwardIrpToAttachedFdoAndForget(DeviceObject, Irp);
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}
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}
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/*
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* Standard DriverEntry method.
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*/
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NTSTATUS NTAPI
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DriverEntry(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegPath)
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{
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ULONG i;
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DriverObject->DriverUnload = DriverUnload;
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DriverObject->DriverExtension->AddDevice = SerenumAddDevice;
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for (i = 0; i <= IRP_MJ_MAXIMUM_FUNCTION; i++)
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DriverObject->MajorFunction[i] = IrpStub;
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//DriverObject->MajorFunction[IRP_MJ_QUERY_INFORMATION] = SerialQueryInformation;
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DriverObject->MajorFunction[IRP_MJ_PNP] = SerenumPnp;
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//DriverObject->MajorFunction[IRP_MJ_POWER] = SerialPower;
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return STATUS_SUCCESS;
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}
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