Author: janderwald Date: Mon Aug 10 23:10:03 2009 New Revision: 42603
URL: http://svn.reactos.org/svn/reactos?rev=42603&view=rev Log: - Implement swenum
Added: trunk/reactos/drivers/ksfilter/swenum/precomp.h (with props) trunk/reactos/drivers/ksfilter/swenum/swenum.c (with props) trunk/reactos/drivers/ksfilter/swenum/swenum.rbuild (with props) Modified: trunk/reactos/drivers/ksfilter/directory.rbuild
Modified: trunk/reactos/drivers/ksfilter/directory.rbuild URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/directory.... ============================================================================== --- trunk/reactos/drivers/ksfilter/directory.rbuild [iso-8859-1] (original) +++ trunk/reactos/drivers/ksfilter/directory.rbuild [iso-8859-1] Mon Aug 10 23:10:03 2009 @@ -4,5 +4,8 @@ <directory name="ks"> <xi:include href="ks/ks.rbuild" /> </directory> + <directory name="swenum"> + <xi:include href="swenum/swenum.rbuild" /> + </directory> </group>
Added: trunk/reactos/drivers/ksfilter/swenum/precomp.h URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/swenum/pre... ============================================================================== --- trunk/reactos/drivers/ksfilter/swenum/precomp.h (added) +++ trunk/reactos/drivers/ksfilter/swenum/precomp.h [iso-8859-1] Mon Aug 10 23:10:03 2009 @@ -1,0 +1,12 @@ +#ifndef PRECOMP_H__ +#define PRECOMP_H__ + +#include <ntddk.h> +#include <ks.h> +#include <swenum.h> +#include <debug.h> + + + + +#endif
Propchange: trunk/reactos/drivers/ksfilter/swenum/precomp.h ------------------------------------------------------------------------------ svn:eol-style = native
Added: trunk/reactos/drivers/ksfilter/swenum/swenum.c URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/swenum/swe... ============================================================================== --- trunk/reactos/drivers/ksfilter/swenum/swenum.c (added) +++ trunk/reactos/drivers/ksfilter/swenum/swenum.c [iso-8859-1] Mon Aug 10 23:10:03 2009 @@ -1,0 +1,309 @@ +/* + * COPYRIGHT: See COPYING in the top level directory + * PROJECT: ReactOS Kernel Streaming + * FILE: drivers/ksfilter/swenum/swenum.c + * PURPOSE: KS Allocator functions + * PROGRAMMER: Johannes Anderwald + */ + + +#include "precomp.h" + +const GUID KSMEDIUMSETID_Standard = {0x4747B320L, 0x62CE, 0x11CF, {0xA5, 0xD6, 0x28, 0xDB, 0x04, 0xC1, 0x00, 0x00}}; + + +NTSTATUS +NTAPI +SwDispatchPower( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp) +{ + + UNIMPLEMENTED; + + /* just complete the irp */ + Irp->IoStatus.Status = STATUS_SUCCESS; + + /* complete the irp */ + IoCompleteRequest(Irp, IO_NO_INCREMENT); + + /* done */ + return STATUS_SUCCESS; + +} + +NTSTATUS +NTAPI +SwDispatchPnp( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp) +{ + NTSTATUS Status; + BOOLEAN ChildDevice; + PIO_STACK_LOCATION IoStack; + PDEVICE_OBJECT PnpDeviceObject = NULL; + + /* check if the device object is a child device */ + Status = KsIsBusEnumChildDevice(DeviceObject, &ChildDevice); + + /* check for success */ + if (!NT_SUCCESS(Status)) + { + /* failed */ + Irp->IoStatus.Status = Status; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return Status; + } + + /* let ks handle it */ + Status = KsServiceBusEnumPnpRequest(DeviceObject, Irp); + + if (!NT_SUCCESS(Status)) + { + /* invalid request or not supported */ + Irp->IoStatus.Status = Status; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return Status; + } + + /* get bus enum pnp object */ + Status = KsGetBusEnumPnpDeviceObject(DeviceObject, &PnpDeviceObject); + + /* check for success */ + if (!NT_SUCCESS(Status)) + { + /* failed to get pnp object */ + Irp->IoStatus.Status = Status; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return Status; + } + + /* sanity check */ + ASSERT(PnpDeviceObject); + + /* get current stack location */ + IoStack = IoGetCurrentIrpStackLocation(Irp); + + if (IoStack->MinorFunction == IRP_MN_REMOVE_DEVICE) + { + /* delete the device */ + IoDeleteDevice(DeviceObject); + } + + /* skip current location */ + IoSkipCurrentIrpStackLocation(Irp); + /* call the pnp device object */ + return IoCallDriver(PnpDeviceObject, Irp); +} + +NTSTATUS +NTAPI +SwDispatchSystemControl( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp) +{ + NTSTATUS Status; + BOOLEAN ChildDevice; + PDEVICE_OBJECT PnpDeviceObject; + + /* check if the device object is a child device */ + Status = KsIsBusEnumChildDevice(DeviceObject, &ChildDevice); + + /* check for success */ + if (NT_SUCCESS(Status)) + { + if (!ChildDevice) + { + /* bus devices dont support internal requests */ + Irp->IoStatus.Status = STATUS_SUCCESS; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return STATUS_SUCCESS; + } + + /* get bus enum pnp object */ + Status = KsGetBusEnumPnpDeviceObject(DeviceObject, &PnpDeviceObject); + + /* check for success */ + if (NT_SUCCESS(Status)) + { + /* skip current location */ + IoSkipCurrentIrpStackLocation(Irp); + /* call the pnp device object */ + return IoCallDriver(PnpDeviceObject, Irp); + } + + } + + /* complete the request */ + Irp->IoStatus.Status = Status; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + + return Status; + +} + +NTSTATUS +NTAPI +SwDispatchDeviceControl( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp) +{ + PIO_STACK_LOCATION IoStack; + NTSTATUS Status = STATUS_SUCCESS; + + /* get current stack location */ + IoStack = IoGetCurrentIrpStackLocation(Irp); + + if (IoStack->Parameters.DeviceIoControl.IoControlCode == IOCTL_SWENUM_INSTALL_INTERFACE) + { + /* install interface */ + Status = KsInstallBusEnumInterface(Irp); + } + else if (IoStack->Parameters.DeviceIoControl.IoControlCode == IOCTL_SWENUM_REMOVE_INTERFACE) + { + /* remove interface */ + Status = KsRemoveBusEnumInterface(Irp); + } + else if (IoStack->Parameters.DeviceIoControl.IoControlCode == IOCTL_SWENUM_GET_BUS_ID) + { + /* get bus id */ + return KsGetBusEnumIdentifier(Irp); + } + + /* store result */ + Irp->IoStatus.Status = Status; + + /* complete irp */ + IoCompleteRequest(Irp, IO_NO_INCREMENT); + + /* done */ + return Status; +} + + +NTSTATUS +NTAPI +SwDispatchCreate( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp) +{ + NTSTATUS Status; + BOOLEAN ChildDevice; + + /* check if the device object is a child device */ + Status = KsIsBusEnumChildDevice(DeviceObject, &ChildDevice); + + /* check for success */ + if (NT_SUCCESS(Status)) + { + if (ChildDevice) + { + /* child devices cant create devices */ + Irp->IoStatus.Status = STATUS_OBJECT_NAME_NOT_FOUND; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return STATUS_OBJECT_NAME_NOT_FOUND; + } + /* perform the create request */ + Status = KsServiceBusEnumCreateRequest(DeviceObject, Irp); + } + + /* check the irp is pending */ + if (Status != STATUS_PENDING) + { + /* irp is ok to complete */ + Irp->IoStatus.Status = Status; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + } + + return Status; +} + + +NTSTATUS +NTAPI +SwDispatchClose( + IN PDEVICE_OBJECT DeviceObject, + IN PIRP Irp) +{ + /* just complete the irp */ + Irp->IoStatus.Status = STATUS_SUCCESS; + + /* complete the irp */ + IoCompleteRequest(Irp, IO_NO_INCREMENT); + + /* done */ + return STATUS_SUCCESS; + +} + +NTSTATUS +NTAPI +SwAddDevice( + IN PDRIVER_OBJECT DriverObject, + IN PDEVICE_OBJECT PhysicalDeviceObject) +{ + NTSTATUS Status; + PDEVICE_OBJECT FunctionalDeviceObject; + + /* create the device */ + Status = IoCreateDevice(DriverObject, sizeof(KSDEVICE_HEADER), NULL, FILE_DEVICE_BUS_EXTENDER, 0, FALSE, &FunctionalDeviceObject); + + if (!NT_SUCCESS(Status)) + { + /* failed */ + return Status; + } + + /* create the bus enum object */ + Status = KsCreateBusEnumObject(L"SW", FunctionalDeviceObject, PhysicalDeviceObject, NULL, &KSMEDIUMSETID_Standard, L"Devices"); + + /* check for success */ + if (NT_SUCCESS(Status)) + { + /* set device flags */ + FunctionalDeviceObject->Flags |= DO_POWER_PAGABLE; + FunctionalDeviceObject->Flags &= ~ DO_DEVICE_INITIALIZING; + } + else + { + /* failed to create bus enum object */ + IoDeleteDevice(FunctionalDeviceObject); + } + + /* done */ + return Status; +} + +VOID +NTAPI +SwUnload( + IN PDRIVER_OBJECT DriverObject) +{ + /* nop */ +} + +NTSTATUS +NTAPI +DriverEntry( + IN PDRIVER_OBJECT DriverObject, + IN PUNICODE_STRING RegistryPathName) +{ + + /* setup add device routine */ + DriverObject->DriverExtension->AddDevice = SwAddDevice; + + /* setup unload routine */ + DriverObject->DriverUnload = SwUnload; + + /* misc irp handling routines */ + DriverObject->MajorFunction[IRP_MJ_CREATE] = SwDispatchCreate; + DriverObject->MajorFunction[IRP_MJ_CLOSE] = SwDispatchClose; + DriverObject->MajorFunction[IRP_MJ_PNP] = SwDispatchPnp; + DriverObject->MajorFunction[IRP_MJ_POWER] = SwDispatchPower; + DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = SwDispatchDeviceControl; + DriverObject->MajorFunction[IRP_MJ_SYSTEM_CONTROL] = SwDispatchSystemControl; + + + return STATUS_SUCCESS; +} +
Propchange: trunk/reactos/drivers/ksfilter/swenum/swenum.c ------------------------------------------------------------------------------ svn:eol-style = native
Added: trunk/reactos/drivers/ksfilter/swenum/swenum.rbuild URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/ksfilter/swenum/swe... ============================================================================== --- trunk/reactos/drivers/ksfilter/swenum/swenum.rbuild (added) +++ trunk/reactos/drivers/ksfilter/swenum/swenum.rbuild [iso-8859-1] Mon Aug 10 23:10:03 2009 @@ -1,0 +1,7 @@ +<?xml version="1.0"?> +<!DOCTYPE module SYSTEM "../../../tools/rbuild/project.dtd"> +<module name="swenum" type="kernelmodedriver" installbase="system32/drivers" installname="swenum.sys"> + <library>ntoskrnl</library> + <library>ks</library> + <file>swenum.c</file> +</module>
Propchange: trunk/reactos/drivers/ksfilter/swenum/swenum.rbuild ------------------------------------------------------------------------------ svn:eol-style = native
-
janderwald＠svn.reactos.org