intelmobilecontextclassprovider.cpp

270的linux说明

/*

Copyright (c) 2008, Intel Corporation. 

All rights reserved.

 

Redistribution and use in source and binary forms, with or without modification, 
are permitted provided that the following conditions are met:


    * Redistributions of source code must retain the above copyright notice, 
this list of conditions and the following disclaimer.

    * Redistributions in binary form must reproduce the above copyright notice, 
this list of conditions and the following disclaimer in the documentation and/or 
other materials provided with the distribution.

    * Neither the name of Intel Corporation nor the names of its contributors 
may be used to endorse or promote products derived from this software without 
specific prior written permission.

 

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
OF SUCH DAMAGE.

*/

//==============================================================================
// IntelMobileContextClassProvider.cpp
//
// Defines the class for the Context class provider.  This module
// contains the methods for the public interfaces of the inherited classes.
// Implement the event for the connectivity
//
// 
//==============================================================================
/*#include "stdafx.h"
#include <windows.h>
#include <iphlpapi.h>
#include <iptypes.h>*/
#include <string>

using namespace std;
#include "IntelMobileContextClassProvider.h"
#include "mediaconnect.h"
#include "inc/common/EnumBase.h"
#include "inc/framework/base_Exception.h"
#include "routemonitor.h"

typedef struct
{
	IntelMobileString		key;
	unsigned __int64		TxRate;
	unsigned __int64		RxRate;
	IntelMobileBool			IsReplaced;
} ProcotolRateInfo;
typedef vector <ProcotolRateInfo> RATEVECTOR;
RATEVECTOR g_RateVector;
bool g_isInitialized = false;

ContextClassProvider LocalClassProvider;

HANDLE g_hRouteChangeThread = NULL; // callback for route change
HANDLE g_hIPAddressChangeThread = NULL; // callback for ip address change
HANDLE g_hConnectThread = NULL; // callback for connect change
HANDLE g_hDisconnectThread = NULL; // callback for disconnect change
HANDLE g_hMonitorConnectThread = NULL; // monitor thread
HANDLE g_hMonitorSem = NULL; // monitoring semaphore (sleep sub)
HANDLE g_hMediaConnectSem = NULL; // connect cb semaphore
HANDLE g_hMediaDisconnectSem = NULL; // disconnect cb semaphore
HANDLE g_hBandwidthChangedThread = NULL; // callback for bandwidth change
int g_bExit = 0; // dll exit flag

//==============================================================================
unsigned int ConnectCB(void *pParam)
{
	int iRet;

	iRet = CCONTEXT_SUCCESS;
	//while ( !g_bExit )
	//{
	/*
		try {
			WaitForSingleObject(g_hMediaConnectSem, INFINITE);
		}
		catch(...) {
		//	THROWIMEXCEPTION(80043202);
		}
	*/
	//	if ( g_hMediaConnectSem )
	//	{	
			ServerInstanceObject* pMyConnectivityInstance=NULL;
			try {
				pMyConnectivityInstance = GetLayer()->GetLayerClassObject(IntelMobileText("Context")).GetInstance(IntelMobileText("Connectivity"));
			}
			catch(ServerException se) {
				if (se.IfServerBaseObjectException()) 
				{
					ServerException nse(IntelMobileText("80043201"));
					nse.SetParent( &se );
					throw nse;
				}
				throw se;
			}
			
			try {
				if(pMyConnectivityInstance)
				{
					pMyConnectivityInstance->FireEvent(ServerEvent( ServerEvent::eConnected, pMyConnectivityInstance ));
				}	
			}
			catch(ServerException se) {
				if (se.IfServerBaseObjectException()) 
				{
					ServerException nse(IntelMobileText("80043203"));
					nse.SetParent( &se );
					throw nse;
				}
				throw se;
			}
	//	}
	//}
	return CCONTEXT_SUCCESS;
}



/* ______________________________________________________________  

DisconnectCB
______________________________________________________________ */

unsigned int DisconnectCB(void *pParam)
{
	int iRet;

	iRet = CCONTEXT_SUCCESS;
	//while ( !g_bExit )
	//{
	/*
		try {
			WaitForSingleObject(g_hMediaDisconnectSem, INFINITE);
		}
		catch(...) {
		//	THROWIMEXCEPTION(80043202);
		}
	*/
	//	if ( g_hMediaDisconnectSem )
	//	{
			ServerInstanceObject* pMyConnectivityInstance = NULL;
			try {
				pMyConnectivityInstance=GetLayer()->GetLayerClassObject(IntelMobileText("Context")).GetInstance(IntelMobileText("Connectivity"));
			} 
			catch(ServerException se) {
				if (se.IfServerBaseObjectException()) 
				{
					ServerException nse(IntelMobileText("80043201"));
					nse.SetParent( &se );
					throw nse;
				}
				throw se;
			}
			
			try {
				if(pMyConnectivityInstance)
				{
					pMyConnectivityInstance->FireEvent(ServerEvent( ServerEvent::eDisconnected, pMyConnectivityInstance ));
				}
			}
			catch(ServerException se) {
				if (se.IfServerBaseObjectException()) 
				{
					ServerException nse(IntelMobileText("80043203"));
					nse.SetParent( &se );
					throw nse;
				}
				throw se;
			}
	//	}
	//}
	return CCONTEXT_SUCCESS;
}

/* ______________________________________________________________  

RouteTableChangeCB
______________________________________________________________ */

unsigned int RouteTableChangeCB(void *pParam)
{
	int iRet;
	BOOL bWait;
	HANDLE hRouteChange;
	HRESULT hResult;
//	unsigned long NumberOfBytesTransferred;
	unsigned int Status;

	bWait = FALSE;
	hRouteChange = NULL;
	iRet = CCONTEXT_SUCCESS;
/*
	try

	{
		memset(&Overlapped, 0, sizeof(OVERLAPPED));
	}
	catch(...) {
		THROWIMEXCEPTION(80043204);
	}*/


		try
		{
		//	Status = NotifyRouteChange(&hRouteChange, NULL);
		//	if ( Status == NO_ERROR )
			{
				//
				// TODO: for CE
				//hResult = GetOverlappedResult(hRouteChange, &Overlapped, &NumberOfBytesTransferred, bWait);
				//nhu: monitor thread call back directly
				//hResult=WaitForSingleObject(hRouteChange,INFINITE);
			}
		/*	else
			{
				iRet = CCONTEXT_FAIL;
				break;
			}
	*/	}
		catch(...) {
	//		THROWIMEXCEPTION(80043205);
		}

		ServerInstanceObject* pMyConnectivityInstance = NULL;

		try
		{
			pMyConnectivityInstance=GetLayer()->GetLayerClassObject(IntelMobileText("Context")).GetInstance(IntelMobileText("Connectivity"));
		}
		catch(ServerException se) {
			if (se.IfServerBaseObjectException()) 
			{
				ServerException nse(IntelMobileText("80043201"));
				nse.SetParent( &se );
				throw nse;
			}
			throw se;
		}

		try
		{
			if(pMyConnectivityInstance)
			{
				pMyConnectivityInstance->FireEvent(ServerEvent( ServerEvent::eRouteTableChanged, pMyConnectivityInstance ));
			}
		}
		catch(ServerException se) {
			if (se.IfServerBaseObjectException()) 
			{
				ServerException nse(IntelMobileText("80043203"));
				nse.SetParent( &se );
				throw nse;
			}
			throw se;
		}
	return CCONTEXT_SUCCESS;
}

/* ______________________________________________________________  

IPAddressChangeCB
______________________________________________________________ */

unsigned int IPAddressChangeCB(void *pParam)
{
	int iRet;
	HANDLE hRouteChange;
	HRESULT hResult;
// 	OVERLAPPED Overlapped;
//	unsigned long NumberOfBytesTransferred;
	unsigned int Status;
	BOOL bWait;

	bWait = FALSE;
	iRet = CCONTEXT_SUCCESS;
	hRouteChange = NULL;
/*
	try {
		memset(&Overlapped, 0, sizeof(OVERLAPPED));
	}
	catch(...) {
		THROWIMEXCEPTION(80043204);
	}*/

		try {
	//		Status = NotifyAddrChange(&hRouteChange, NULL);
	//		if ( Status == NO_ERROR )
			{
				//
				// TODO: for CE

//				hResult = GetOverlappedResult(hRouteChange, &Overlapped, &NumberOfBytesTransferred, bWait);
				//nhu: monitor thread call back directly
				//hResult=WaitForSingleObject(hRouteChange,INFINITE);
			}
	/*		else
			{
				iRet = CCONTEXT_FAIL;
				break;
			}
	*/	}
		catch(...) {
	//		THROWIMEXCEPTION(80043205);
		}


		ServerInstanceObject* pMyConnectivityInstance = NULL;
		try {
			pMyConnectivityInstance=GetLayer()->GetLayerClassObject(IntelMobileText("Context")).GetInstance(IntelMobileText("Connectivity"));
		}
		catch(ServerException se) {
			if (se.IfServerBaseObjectException()) 
			{
				ServerException nse(IntelMobileText("80043201"));
				nse.SetParent( &se );
				throw nse;
			}
			throw se;
		}
			
		try {
			if(pMyConnectivityInstance)
			{
				pMyConnectivityInstance->FireEvent(ServerEvent( ServerEvent::eIpAddressChanged, pMyConnectivityInstance ));
			}
		}
		catch(ServerException se) {
			if (se.IfServerBaseObjectException()) 
			{
				ServerException nse(IntelMobileText("80043203"));
				nse.SetParent( &se );
				throw nse;
			}
			throw se;
		}
		
	return CCONTEXT_SUCCESS;
}

unsigned int BandwidthChangeView(void *pParam)
{
	int iRet;
	//BOOL bWait;
	//RATEVECTOR RateVector;	

	//whether or not this is the first time to run the program
	if (g_RateVector.empty())
	{
		g_isInitialized = false;
//		g_RateVector.clear();
	}
	else
		g_isInitialized = true;

	//bWait = FALSE;
	iRet = CCONTEXT_SUCCESS;
	while ( !g_bExit )
	{
		ServerLinkProtocolInstanceObject *pLinkProtocolInstance;
		long iChangedIndex = 0; // to act like client
		int iEnumIndex = 0;
		bool isFiredEvent = false;

		ServerInstanceObject* pMyBandwidthInstance = NULL;
		try {
			pMyBandwidthInstance = GetLayer()->GetLayerClassObject(IntelMobileText("Context")).GetInstance(IntelMobileText("Bandwidth"));
		}
		catch(ServerException se) {
			if (se.IfServerBaseObjectException()) 
			{
				ServerException nse(IntelMobileText("80043201"));
				nse.SetParent( &se );
				throw nse;
			}
			throw se;
		}


		ServerInstanceCollection* pLinkProtocolInstanceCollection = NULL;
		ProcotolRateInfo tempProtocolRateInfo;
		//IntelMobileString tempKey = NULL;
		//unsigned __int64 tempTx = 0;
		//unsigned __int64 tempRx = 0;
		RATEVECTOR::iterator theIterator;
		unsigned __int32 size = 0;

		if (pLinkProtocolInstanceCollection = ((ServerLinkProtocolClassObject&)(GetLayer()->GetLayerClassObject(IntelMobileText("LinkProtocol")))).GetInstances())
		{
			pLinkProtocolInstanceCollection->Reset(&iChangedIndex);
			bool bHasNext;
			if ( bHasNext = pLinkProtocolInstanceCollection->HasNext(iEnumIndex, iChangedIndex ))
			{
				size = pLinkProtocolInstanceCollection->GetCount();
				while ( bHasNext )//&& !isFiredEvent )
				{
					if ( !pLinkProtocolInstanceCollection->Next( (ServerInstanceObject**)&pLinkProtocolInstance, &iEnumIndex, iChangedIndex ) )
						break;
					else
					{
						BOOL isMatched = false;
						if (g_isInitialized == false)
						{								
							//initialize the global Rate vector
							tempProtocolRateInfo.key = pLinkProtocolInstance->GetKey();
							tempProtocolRateInfo.TxRate = pLinkProtocolInstance->DataRateTx.GetValue();
							tempProtocolRateInfo.RxRate = pLinkProtocolInstance->DataRateRx.GetValue();
							tempProtocolRateInfo.IsReplaced = true;
							g_RateVector.push_back(tempProtocolRateInfo);
						}							
						else
						{
							//initialize the RateVector for the next check
							tempProtocolRateInfo.key = pLinkProtocolInstance->GetKey();
							tempProtocolRateInfo.TxRate = pLinkProtocolInstance->DataRateTx.GetValue();
							tempProtocolRateInfo.RxRate = pLinkProtocolInstance->DataRateRx.GetValue();
							tempProtocolRateInfo.IsReplaced = true;
							//RateVector.push_back(tempProtocolRateInfo);
							//if (size < RateVector.size())
							//{
							//	//firedevent �����Ƿ�Ҫ������ʧ��instance��tx ����rxΪ0
							//	isFiredEvent = true;
							//}
							//tempKey = pLinkProtocolInstance->GetKey();
							//tempTx	= pLinkProtocolInstance->CurrentTxDataRate.GetValue();
							//tempRx = pLinkProtocolInstance->CurrentRxDataRate.GetValue();
							for (theIterator = g_RateVector.begin(); theIterator != g_RateVector.end();theIterator++)
							{
							//	ProcotolRateInfo* temp = (ProcotolRateInfo *)theIterator;
								if ((*theIterator).key == pLinkProtocolInstance->GetKey())
								{
									if(tempProtocolRateInfo.TxRate != (*theIterator).TxRate || tempProtocolRateInfo.RxRate !=(*theIterator).RxRate)
									{
										isFiredEvent		= true;
										((*theIterator)).TxRate		= tempProtocolRateInfo.TxRate;
										((*theIterator)).RxRate		= tempProtocolRateInfo.RxRate;										
									}
									((*theIterator)).IsReplaced = true;
									isMatched = true;
									break;
									
								}								
							}

							if (isMatched == false)//that means there is new linkprotocol instance
							{
								g_RateVector.push_back(tempProtocolRateInfo);
								if (!(tempProtocolRateInfo.TxRate == 0 && tempProtocolRateInfo.RxRate ==0))
								{
									isFiredEvent = true;
									//û�з������instance����ǰ��instance��vector�У�˵���½�������һ��protocol instance,��Ҫ�����¼����instance��tx rx�Ƿ�Ϊ��
								}
							}
						}		

					}
					if (!(bHasNext = pLinkProtocolInstanceCollection->HasNext( iEnumIndex, iChangedIndex )))
						break;
				}
				g_isInitialized = true;
			}
		}

		for (theIterator = g_RateVector.begin(); theIterator < g_RateVector.end(); theIterator++)
		{
		//	ProcotolRateInfo* temp = (ProcotolRateInfo *)theIterator;
			if ((*theIterator).IsReplaced == false)//that meas there is a linkprotocol instance which has been removed
			{
				if (!((*theIterator).TxRate == 0 && (*theIterator).RxRate == 0))
				{	
					isFiredEvent = true;
				}
				theIterator = g_RateVector.erase(theIterator);
			}
		}


		if (isFiredEvent)
		{
			try {