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/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
queue.h
Abstract:
This file defines the queue callback interface.
Environment:
user mode only
Revision History:
--*/
#pragma once
//
// Queue Callback Object.
//
class ATL_NO_VTABLE CMyQueue :
public CComObjectRootEx<CComMultiThreadModel>,
public IQueueCallbackCreate,
public IQueueCallbackRead,
public IQueueCallbackWrite,
public IRequestCallbackRequestCompletion,
public IObjectCleanup
{
public:
DECLARE_NOT_AGGREGATABLE(CMyQueue)
BEGIN_COM_MAP(CMyQueue)
COM_INTERFACE_ENTRY(IQueueCallbackCreate)
COM_INTERFACE_ENTRY(IQueueCallbackRead)
COM_INTERFACE_ENTRY(IQueueCallbackWrite)
COM_INTERFACE_ENTRY(IRequestCallbackRequestCompletion)
COM_INTERFACE_ENTRY(IObjectCleanup)
END_COM_MAP()
public:
//IQueueCallbackRead
STDMETHOD_(void,OnRead)(_In_ IWDFIoQueue* pWdfQueue,_In_ IWDFIoRequest* pWdfRequest,_In_ SIZE_T NumOfBytesToRead);
//IQueueCallbackWrite
STDMETHOD_(void,OnWrite)(_In_ IWDFIoQueue* pWdfQueue,_In_ IWDFIoRequest* pWdfRequest,_In_ SIZE_T NumOfBytesToWrite);
//IQueueCallbackCreate
STDMETHOD_(void,OnCreateFile)(_In_ IWDFIoQueue* pWdfQueue,_In_ IWDFIoRequest* pWDFRequest,_In_ IWDFFile* pWdfFileObject);
// IRequestCallbackRequestCompletion
STDMETHOD_(void,OnCompletion)(_In_ IWDFIoRequest* pWdfRequest,_In_ IWDFIoTarget* pTarget,_In_ IWDFRequestCompletionParams* pCompletionParams,_In_ void* pContext);
//IObjectCleanup
STDMETHOD_(void,OnCleanup)(_In_ IWDFObject* pWdfObject);
public:
CMyQueue();
~CMyQueue();
STDMETHOD(Initialize)(_In_ CMyDevice * Device);
HRESULT
Configure(
);
private:
CComPtr<IWDFIoQueue> m_FxQueue;
//
// Unreferenced pointer to the parent device.
//
CMyDevice * m_Device;
VOID SendRequestToFileTarget( _In_ IWDFIoRequest* pWdfRequest);
};
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