pnpprivkm.hpp File Reference

#include "wdfdmaenabler.h"
#include "fxirpqueue.hpp"
#include "fxcallback.hpp"
#include "fxcallbackspinlock.hpp"
#include "fxcallbackmutexlock.hpp"
#include "fxpackage.hpp"
#include "ifxmemory.hpp"
#include "fxrequestcontext.hpp"
#include "fxrequestcontexttypes.h"
#include "fxrequestbase.hpp"
#include "fxrequest.hpp"
#include "fxpkgpnp.hpp"
#include "fxpkgio.hpp"
#include "fxioqueue.hpp"
#include "fxdmaenabler.hpp"
#include "fxsystemworkitem.hpp"

Include dependency graph for pnpprivkm.hpp:

Go to the source code of this file.

Classes
struct	_STACK_DEVICE_CAPABILITIES
struct	FxUsageWorkitemParameters

Typedefs
typedef EVT_SYSTEMWORKITEM *	PFN_WDF_SYSTEMWORKITEM
typedef struct _STACK_DEVICE_CAPABILITIES	STACK_DEVICE_CAPABILITIES
typedef struct _STACK_DEVICE_CAPABILITIES *	PSTACK_DEVICE_CAPABILITIES

Functions
	__drv_functionClass (EVT_SYSTEMWORKITEM) __drv_maxIRQL(PASSIVE_LEVEL) __drv_maxFunctionIRQL(DISPATCH_LEVEL) __drv_sameIRQL typedef VOID EVT_SYSTEMWORKITEM(__in PVOID Parameter)
_Must_inspect_result_ NTSTATUS	SendDeviceUsageNotificationWorker (__in MxDeviceObject *RelatedDevice, __inout FxIrp *RelatedIrp, __in FxIrp *OriginalIrp, __in BOOLEAN Revert)

Variables
IO_WORKITEM_ROUTINE	_DeviceUsageNotificationWorkItem

Typedef Documentation

PFN_WDF_SYSTEMWORKITEM

typedef EVT_SYSTEMWORKITEM* PFN_WDF_SYSTEMWORKITEM

Definition at line 25 of file pnpprivkm.hpp.

PSTACK_DEVICE_CAPABILITIES

typedef struct _STACK_DEVICE_CAPABILITIES * PSTACK_DEVICE_CAPABILITIES

STACK_DEVICE_CAPABILITIES

typedef struct _STACK_DEVICE_CAPABILITIES STACK_DEVICE_CAPABILITIES

Function Documentation

__drv_functionClass()

__drv_functionClass

(

EVT_SYSTEMWORKITEM

)

SendDeviceUsageNotificationWorker()

_Must_inspect_result_ NTSTATUS SendDeviceUsageNotificationWorker	(	__in MxDeviceObject *	RelatedDevice,
		__inout FxIrp *	RelatedIrp,
		__in FxIrp *	OriginalIrp,
		__in BOOLEAN	Revert
	)

Definition at line 264 of file supportkm.cpp.

{
    MxDeviceObject relatedTopOfStack;
    NTSTATUS status;
 
    relatedTopOfStack.SetObject(RelatedDevice->GetAttachedDeviceReference());
    ASSERT(relatedTopOfStack.GetObject() != NULL);
 
    //
    // Initialize the new IRP with the stack data from the current IRP and
    // and send it to the parent stack.
    //
    RelatedIrp->InitNextStackUsingStack(OriginalIrp);
 
    if (Revert) {
        RelatedIrp->SetParameterUsageNotificationInPath(
            !RelatedIrp->GetNextStackParameterUsageNotificationInPath());
    }
 
    RelatedIrp->SetStatus(STATUS_NOT_SUPPORTED);
 
    status = RelatedIrp->SendIrpSynchronously(relatedTopOfStack.GetObject());
 
    relatedTopOfStack.DereferenceObject();
 
    return status;
}

Referenced by _DeviceUsageNotificationWorkItem(), and SendDeviceUsageNotification().

Variable Documentation

_DeviceUsageNotificationWorkItem

IO_WORKITEM_ROUTINE _DeviceUsageNotificationWorkItem

Definition at line 75 of file pnpprivkm.hpp.

Referenced by SendDeviceUsageNotification().