#include <fxdefaultirphandler.hpp>

Inheritance diagram for FxDefaultIrpHandler:

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Collaboration diagram for FxDefaultIrpHandler:

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Public Member Functions
	FxDefaultIrpHandler (__in PFX_DRIVER_GLOBALS FxDriverGlobals, __in CfxDevice *Device)

virtual _Must_inspect_result_ NTSTATUS	Dispatch (__in MdIrp Irp)

Public Member Functions inherited from FxPackage
	FxPackage (__in PFX_DRIVER_GLOBALS FxDriverGlobals, __in CfxDevice *Device, __in WDFTYPE Type)

virtual NTSTATUS	Dispatch (__in MdIrp Irp)=0

__inline CfxDevice *	GetDevice (VOID)

	DECLARE_INTERNAL_NEW_OPERATOR ()

Public Member Functions inherited from FxNonPagedObject
	FxNonPagedObject (__in WDFTYPE Type, __in USHORT Size, __in PFX_DRIVER_GLOBALS FxDriverGlobals)

	FxNonPagedObject (__in WDFTYPE Type, __in USHORT Size, __in PFX_DRIVER_GLOBALS FxDriverGlobals, __in FxObjectType ObjectType)

virtual	~FxNonPagedObject (VOID)

	_Acquires_lock_ (this->m_NPLock.m_Lock) __drv_maxIRQL(DISPATCH_LEVEL) __drv_setsIRQL(DISPATCH_LEVEL) VOID Lock(__out __drv_deref(__drv_savesIRQL) PKIRQL PreviousIrql)

	_Releases_lock_ (this->m_NPLock.m_Lock) __drv_requiresIRQL(DISPATCH_LEVEL) __inline VOID Unlock(__in __drv_restoresIRQL KIRQL PreviousIrql)

	_Acquires_lock_ (this->m_NPLock.m_Lock) __drv_requiresIRQL(DISPATCH_LEVEL) VOID LockAtDispatch(VOID)

	_Requires_lock_held_ (this->m_NPLock.m_Lock) _Releases_lock_(this -> m_NPLock.m_Lock) __drv_requiresIRQL(DISPATCH_LEVEL) __inline VOID UnlockFromDispatch(VOID)

Public Member Functions inherited from FxObject
PVOID	GetCOMWrapper ()

void	SetCOMWrapper (__drv_aliasesMem PVOID Wrapper)

	FxObject (__in WDFTYPE Type, __in USHORT Size, __in PFX_DRIVER_GLOBALS FxDriverGlobals)

virtual	~FxObject (VOID)

PVOID __inline	operator new (__in size_t Size, __in PFX_DRIVER_GLOBALS FxDriverGlobals, __in FxObjectType Type)

PVOID __inline	operator new (__in size_t Size, __in PFX_DRIVER_GLOBALS FxDriverGlobals, __in_opt PWDF_OBJECT_ATTRIBUTES Attributes, __in USHORT ExtraSize=0)

VOID	operator delete (__in PVOID Memory)

VOID	SetNoContextHeader (VOID)

PVOID __inline	GetObjectHandle (VOID)

__inline FxContextHeader *	GetContextHeader (VOID)

__inline PFX_DRIVER_GLOBALS	GetDriverGlobals (VOID)

WDFTYPE	GetType (VOID)

USHORT	GetObjectSize (VOID)

LONG	GetRefCnt (VOID)

FxTagTracker *	GetTagTracker (VOID)

CfxDevice *	GetDevice (VOID)

CfxDeviceBase *	GetDeviceBase (VOID)

VOID	SetDeviceBase (__in CfxDeviceBase *DeviceBase)

__inline VOID	CallCleanup (VOID)

ULONG __inline	AddRef (__in_opt PVOID Tag=NULL, __in LONG Line=0, __in_opt PSTR File=NULL)

virtual ULONG	Release (__in_opt PVOID Tag=NULL, __in LONG Line=0, __in_opt PSTR File=NULL)

virtual ULONG	AddRefOverride (__in WDFOBJECT_OFFSET Offset, __in_opt PVOID Tag=NULL, __in LONG Line=0, __in_opt PSTR File=NULL)

virtual ULONG	ReleaseOverride (__in WDFOBJECT_OFFSET Offset, __in_opt PVOID Tag=NULL, __in LONG Line=0, __in_opt PSTR File=NULL)

virtual _Must_inspect_result_ NTSTATUS	QueryInterface (__in FxQueryInterfaceParams *Params)

VOID	MarkTraceState (VOID)

BOOLEAN __inline	IsTraceState (VOID)

VOID __inline	TraceDroppedEvent (__in FxObjectDroppedEvent Event)

VOID	MarkPassiveDispose (__in FxObjectLockState State=ObjectLock)

VOID	MarkPassiveCallbacks (__in FxObjectLockState State=ObjectLock)

VOID	MarkForceDisposeThread (__in FxObjectLockState State=ObjectLock)

BOOLEAN	IsPassiveCallbacks (__in BOOLEAN AcquireLock=TRUE)

BOOLEAN	IsPassiveDispose (__in BOOLEAN AcquireLock=TRUE)

BOOLEAN	IsForceDisposeThread (__in BOOLEAN AcquireLock=TRUE)

VOID	MarkCommitted (VOID)

BOOLEAN	IsCommitted (VOID)

VOID	MarkDisposeOverride (__in FxObjectLockState State=ObjectLock)

VOID	MarkNoDeleteDDI (__in FxObjectLockState State=ObjectLock)

BOOLEAN	IsNoDeleteDDI (VOID)

_Must_inspect_result_ NTSTATUS	Commit (__in_opt PWDF_OBJECT_ATTRIBUTES Attributes, __out_opt WDFOBJECT ObjectHandle, __in_opt FxObject Parent=NULL, __in BOOLEAN AssignDriverAsDefaultParent=TRUE)

VOID	DeleteFromFailedCreate (VOID)

VOID	ClearEvtCallbacks (VOID)

BOOLEAN	EarlyDispose (VOID)

virtual VOID	DeleteObject (VOID)

virtual BOOLEAN	Dispose (VOID)

_Must_inspect_result_ NTSTATUS	AssignParentObject (__in FxObject *ParentObject)

_Must_inspect_result_ NTSTATUS	AddContext (__in FxContextHeader Header, __in PVOID Context, __in PWDF_OBJECT_ATTRIBUTES Attributes)

_Must_inspect_result_ NTSTATUS	RemoveParentAssignment (VOID)

_Must_inspect_result_ FxObject *	GetParentObjectReferenced (__in PVOID Tag)

BOOLEAN	IsDisposed (VOID)

Additional Inherited Members
Static Public Member Functions inherited from FxObject
static FxObject *	_FromDisposeEntry (__in PSINGLE_LIST_ENTRY Entry)

static FxObject *	_GetObjectFromHandle (__in WDFOBJECT Handle, __inout PWDFOBJECT_OFFSET ObjectOffset)

static PVOID __inline	_ToHandle (__in FxObject *Object)

static VOID __inline	_ReferenceActual (__in WDFOBJECT Object, __in_opt PVOID Tag, __in LONG Line, __in PSTR File)

static VOID __inline	_DereferenceActual (__in WDFOBJECT Object, __in_opt PVOID Tag, __in LONG Line, __in PSTR File)

static PVOID	_GetDebugBase (__in FxObject *Object)

static PFX_POOL_HEADER	_CleanupPointer (__in PFX_DRIVER_GLOBALS FxDriverGlobals, __in FxObject *Object)

static _Must_inspect_result_ NTSTATUS	_GetEffectiveLock (__in FxObject Object, __in_opt IFxHasCallbacks Callbacks, __in BOOLEAN AutomaticLocking, __in BOOLEAN PassiveCallbacks, __out FxCallbackLock CallbackLock, __out_opt FxObject CallbackLockObject)

static _Must_inspect_result_ NTSTATUS	_ObjectQuery (_In_ FxObject Object, _In_ CONST GUID Guid, _In_ ULONG QueryBufferLength, _Out_writes_bytes_(QueryBufferLength) PVOID QueryBuffer)

Protected Member Functions inherited from FxObject
	FxObject (__in WDFTYPE Type, __in USHORT Size, __in PFX_DRIVER_GLOBALS FxDriverGlobals, __in FxObjectType ObjectType)

FxObjectDebugExtension *	GetDebugExtension (VOID)

BOOLEAN	IsDebug (VOID)

VOID	AllocateTagTracker (__in WDFTYPE Type)

virtual VOID	SelfDestruct (VOID)

PVOID __inline	GetObjectHandleUnchecked (VOID)

VOID __inline	DestroyChildren (VOID)

VOID	DeleteEarlyDisposedObject (VOID)

Static Protected Member Functions inherited from FxObject
static PVOID	_GetBase (__in FxObject *Object)

Protected Attributes inherited from FxObject
union {
CfxDeviceBase * m_DeviceBase

CfxDevice * m_Device

};

Detailed Description

Definition at line 7 of file fxdefaultirphandler.hpp.

Constructor & Destructor Documentation

◆ FxDefaultIrpHandler()

FxDefaultIrpHandler::FxDefaultIrpHandler	(	__in PFX_DRIVER_GLOBALS	FxDriverGlobals,
		__in CfxDevice *	Device
	)

Definition at line 43 of file fxdefaultirphandler.cpp.

      :
    FxPackage(FxDriverGlobals, Device, FX_TYPE_DEFAULT_IRP_HANDLER)
{
}

Member Function Documentation

◆ Dispatch()

_Must_inspect_result_ NTSTATUS FxDefaultIrpHandler::Dispatch ( __in MdIrp Irp )

virtual

Implements FxPackage.

Definition at line 53 of file fxdefaultirphandler.cpp.

{
    UCHAR major, minor;
    FxIrp fxIrp(Irp);
 
    major = fxIrp.GetMajorFunction();
    minor = fxIrp.GetMinorFunction();
 
    if (FxDevice::_RequiresRemLock(major, minor) == FxDeviceRemLockRequired) {
        if (major == IRP_MJ_POWER) {
            //
            // Required to be called before the power irp is completed
            //
            fxIrp.StartNextPowerIrp();
        }
 
        fxIrp.SetStatus(STATUS_INVALID_DEVICE_REQUEST);
        fxIrp.SetInformation(0);
 
        fxIrp.CompleteRequest(IO_NO_INCREMENT);
 
        //
        // If we are in this function, m_Device is still valid, so we can use it
        // to get the WDM remove lock and not have to get it out of the
        // device object from current irp stack location.
        //
        Mx::MxReleaseRemoveLock(m_Device->GetRemoveLock(), Irp);
 
        return STATUS_INVALID_DEVICE_REQUEST;
    }
 
    if (m_Device->IsFilter()) {
        fxIrp.SkipCurrentIrpStackLocation();
        return fxIrp.CallDriver(m_Device->GetAttachedDevice());
    }
    else {
        fxIrp.SetStatus(STATUS_INVALID_DEVICE_REQUEST);
        fxIrp.SetInformation(0);
 
        fxIrp.CompleteRequest(IO_NO_INCREMENT);
        return STATUS_INVALID_DEVICE_REQUEST;
    }
}

The documentation for this class was generated from the following files:

sdk/lib/drivers/wdf/shared/inc/private/common/fxdefaultirphandler.hpp
sdk/lib/drivers/wdf/shared/irphandlers/default/fxdefaultirphandler.cpp

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ FxDefaultIrpHandler()

Member Function Documentation

◆ Dispatch()