fxdpcapi.cpp File Reference

#include "fxcorepch.hpp"
#include "fxdpc.hpp"

Include dependency graph for fxdpcapi.cpp:

Go to the source code of this file.

Functions
_Must_inspect_result_	__drv_maxIRQL (DISPATCH_LEVEL) NTSTATUS NTAPI WDFEXPORT(WdfDpcCreate)(__in PWDF_DRIVER_GLOBALS DriverGlobals
	if (!NT_SUCCESS(status))
	FxObjectHandleGetPtrAndGlobals (pFxDriverGlobals, Attributes->ParentObject, FX_TYPE_OBJECT,(PVOID *)&pParent, &pFxDriverGlobals)
	FxPointerNotNull (pFxDriverGlobals, Config)
	FxPointerNotNull (pFxDriverGlobals, Dpc)
	if (Config->Size !=sizeof(WDF_DPC_CONFIG))
	__drv_maxIRQL (HIGH_LEVEL) KDPC *NTAPI WDFEXPORT(WdfDpcWdmGetDpc)(__in PWDF_DRIVER_GLOBALS DriverGlobals
	FxObjectHandleGetPtr (GetFxDriverGlobals(DriverGlobals), Dpc, FX_TYPE_DPC,(PVOID *)&pFxDpc)
return pFxDpc	GetDpcPtr ()
return	KeInsertQueueDpc (pFxDpc->GetDpcPtr(), NULL, NULL)
	__drv_when (Wait==__true, __drv_maxIRQL(PASSIVE_LEVEL)) __drv_when(Wait
	FxObjectHandleGetPtrAndGlobals (GetFxDriverGlobals(DriverGlobals), Dpc, FX_TYPE_DPC,(PVOID *)&pFxDpc, &pFxDriverGlobals)
	if (Wait)
return pFxDpc	Cancel (Wait)
return pFxDpc	GetObject ()

Variables
_Must_inspect_result_ __in PWDF_DPC_CONFIG	Config
_Must_inspect_result_ __in PWDF_DPC_CONFIG __in PWDF_OBJECT_ATTRIBUTES	Attributes
_Must_inspect_result_ __in PWDF_DPC_CONFIG __in PWDF_OBJECT_ATTRIBUTES __out WDFDPC *	Dpc
FxObject *	pParent
NTSTATUS	status
	pFxDriverGlobals = GetFxDriverGlobals(DriverGlobals)
__in WDFDPC __in BOOLEAN	Wait
FxDpc *	pFxDpc

Function Documentation

__drv_maxIRQL() [1/2]

_Must_inspect_result_ __drv_maxIRQL

(

DISPATCH_LEVEL

)

__drv_maxIRQL() [2/2]

__drv_maxIRQL

(

HIGH_LEVEL

)

__drv_when()

__drv_when	(	Wait	= = __true,
		__drv_maxIRQL(PASSIVE_LEVEL)
	)

Cancel()

return pFxDpc Cancel

(

Wait

)

FxObjectHandleGetPtr()

FxObjectHandleGetPtr	(	GetFxDriverGlobals(DriverGlobals)	,
		Dpc	,
		FX_TYPE_DPC	,
		(PVOID *)&	pFxDpc
	)

FxObjectHandleGetPtrAndGlobals() [1/2]

FxObjectHandleGetPtrAndGlobals	(	GetFxDriverGlobals(DriverGlobals)	,
		Dpc	,
		FX_TYPE_DPC	,
		(PVOID *)&	pFxDpc,
		&	pFxDriverGlobals
	)

FxObjectHandleGetPtrAndGlobals() [2/2]

FxObjectHandleGetPtrAndGlobals	(	pFxDriverGlobals	,
		Attributes->	ParentObject,
		FX_TYPE_OBJECT	,
		(PVOID *)&	pParent,
		&	pFxDriverGlobals
	)

FxPointerNotNull() [1/2]

FxPointerNotNull	(	pFxDriverGlobals	,
		Config
	)

FxPointerNotNull() [2/2]

FxPointerNotNull	(	pFxDriverGlobals	,
		Dpc
	)

GetDpcPtr()

return pFxDpc GetDpcPtr

(

)

Referenced by FxDpc::Cancel().

GetObject()

return pFxDpc GetObject

(

)

if() [1/3]

if

(

!

NT_SUCCESSstatus

)

Definition at line 93 of file fxdpcapi.cpp.

                             {
        return status;
    }

if() [2/3]

if

(

Config->Size !

= sizeof(WDF_DPC_CONFIG)

)

Definition at line 106 of file fxdpcapi.cpp.

                                                {
        status = STATUS_INFO_LENGTH_MISMATCH;
 
        DoTraceLevelMessage(pFxDriverGlobals, TRACE_LEVEL_ERROR, TRACINGDEVICE,
                            "WDF_DPC_CONFIG got Size %d, expected %d, %!STATUS!",
                            Config->Size, sizeof(WDF_DPC_CONFIG), status);
 
        return status;
    }

if() [3/3]

if

(

Wait

)

Definition at line 247 of file fxdpcapi.cpp.

              {
        status = FxVerifierCheckIrqlLevel(pFxDriverGlobals, PASSIVE_LEVEL);
        if (!NT_SUCCESS(status)) {
            return FALSE;
        }
    }

KeInsertQueueDpc()

return KeInsertQueueDpc	(	pFxDpc->	GetDpcPtr(),
		NULL	,
		NULL
	)

Variable Documentation

Attributes

_Must_inspect_result_ __in PWDF_DPC_CONFIG __in PWDF_OBJECT_ATTRIBUTES Attributes

Definition at line 49 of file fxdpcapi.cpp.

Config

_Must_inspect_result_ __in PWDF_DPC_CONFIG Config

Definition at line 47 of file fxdpcapi.cpp.

Dpc

__in WDFDPC Dpc

Initial value:

{
    PFX_DRIVER_GLOBALS pFxDriverGlobals

Definition at line 51 of file fxdpcapi.cpp.

pFxDpc

FxDpc* pFxDpc

Definition at line 238 of file fxdpcapi.cpp.

Referenced by __drv_maxIRQL(), and FxDpc::_Create().

pFxDriverGlobals

pFxDriverGlobals = GetFxDriverGlobals(DriverGlobals)

Definition at line 89 of file fxdpcapi.cpp.

Referenced by if().

pParent

FxObject* pParent

Definition at line 86 of file fxdpcapi.cpp.

Referenced by FxIoTargetRemote::_Create(), FxDeviceBase::_SearchForDevice(), CCompFinalizeButton::CCompFinalizeButton(), CMruNode::CMruNode(), FxUsbDevice::CreateIsochUrb(), FxPkgIo::CreateQueue(), FxUsbDevice::CreateUrb(), CUIFObject::CUIFObject(), CUIFToolbarButtonElement::CUIFToolbarButtonElement(), CUIFToolbarMenuButton::CUIFToolbarMenuButton(), Ext2SetParentEntry(), if(), ILIsParent(), CShellBrowser::OnAddToFavorites(), CMruPidlList::QueryPidl(), StdMediaSample2_Construct(), TreeListInsertItem(), TreeListSortItems(), TreeListSortItemsCb(), and TreeListSortItemsEx().

status

NTSTATUS status

Initial value:

= FxValidateObjectAttributesForParentHandle(pFxDriverGlobals,
                                                       Attributes,
                                                       FX_VALIDATE_OPTION_PARENT_REQUIRED)

Definition at line 87 of file fxdpcapi.cpp.

Referenced by if().

Wait

__in WDFDPC __in BOOLEAN Wait

Initial value:

{
    PFX_DRIVER_GLOBALS pFxDriverGlobals

Definition at line 215 of file fxdpcapi.cpp.