datacommsserver/esockserver/ssock/SS_MAIN.CPP
author Fionntina Carville <fionntinac@symbian.org>
Wed, 17 Nov 2010 16:18:58 +0000
branchRCL_3
changeset 88 077156ad1d4e
parent 0 dfb7c4ff071f
permissions -rw-r--r--
Bug 2675. Take default commdb from ipconnmgmt instead.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <ss_std.h>
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#include <ss_glob.h>
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#include <comms-infras/ss_log.h>
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//#include <comms-infras/ss_thread.h>
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#include <comms-infras/ss_roles.h>
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#include <es_ini.h>
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#include <f32file.h>
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#include <commdb.h>
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#include <ss_subconnprov.h>
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#include <ss_protprov.h>
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#include <ss_connprov.h>
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#include <comms-infras/ss_metaconnprov.h>
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#include <comms-infras/ss_subconnflow.h>
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#ifdef SYMBIAN_ZERO_COPY_NETWORKING
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#include <comms-infras/commsbufpondop.h>
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#else
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#include <es_mbman.h>
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#endif // SYMBIAN_ZERO_COPY_NETWORKING
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using namespace Den;
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void SocketServer::InitL(CWorkerThread* aWorker)
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	{
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	if(aWorker->WorkerId() == TWorkerThreadPublicInfo::EMainThread)
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		{
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		// ESock Startup
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		// Check for the existence of ESock sub-directories
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		TAutoClose<RFs> fs;
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		User::LeaveIfError(fs.iObj.Connect());
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		fs.PushL();
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		// Create Private Path for ESock in system drive
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		TInt retCode = 0;
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		if(fs.iObj.CreatePrivatePath(RFs::GetSystemDrive()) != KErrNone)
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			{
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			// Error creating Private Path
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			User::Leave(retCode);
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			}
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		// Create ESock Directories in the system drive if they're not already there..
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		// We rely on undocumented behavior that the default path is on the system drive
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		retCode = fs.iObj.MkDirAll(KEsockIniFileDir);
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		if(retCode != KErrNone && retCode != KErrAlreadyExists)
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			{
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			// Error creating \esock Directory
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			User::Leave(retCode);
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			}
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		retCode = fs.iObj.MkDirAll(KEsockNoBackupDir);
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		if(retCode != KErrNone && retCode != KErrAlreadyExists)
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			{
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			// Error creating \nobackup directory
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			User::Leave(retCode);
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			}
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		fs.Pop();
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		}
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	LOG( ESockLog::Printf(_L("SocketServer::InitL() Done!")); )
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	}
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void SocketServer::ShutDown()
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/**
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free data structures and close the protocol manager
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*/
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	{
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	// Mark ourself as on the way out
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	CSockManData* globals=SockManGlobals::Get();
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	LOG( ESockLog::Printf(_L("--------------- SocketServer W%d starting shutdown ---------------"), globals->iWorkerThread->WorkerId()) );
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	// The sub-connection and connection (specially) factories needs to be deleted
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	// before ShutdownExtensions() is called since connection factories may hold a
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	// valid NifSession ref which may become invalid if Nifman is unloaded through
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	// ShutdownExtensions()
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	//destroy factories before anything else gets destroyed
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	globals->UninstallFactoryContainers();
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	ShutdownExtensions(); // including Nifman
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	ProtocolManager::ShutDown();
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	__CFLOG_STMT(TInt id = globals->iWorkerThread->WorkerId());
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	__CFLOG_1(KESockComponentTag, KESockServerTag, _L8("SocketServer W%d: objects destroyed, waiting to drop Scheduler"), id);
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	}
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void SocketServer::ShutdownExtensions()
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/**
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Shutdown extention DLLs
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*/
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	{
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	TDblQue<CSocketServExtRef>& list = SockManGlobals::Get()->iExtensions;
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	CSocketServExtRef *xref;
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	TDblQueIter<CSocketServExtRef> iter(list);
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	iter.SetToLast();
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	while (xref = iter--, xref!=NULL)
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		{
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		xref->Remove();
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		}
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	while (!list.IsEmpty())
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		{
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		xref = list.Last();
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		xref->Close();
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		delete xref;
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		}
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	}
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TBool SocketServer::IsShuttingDown()
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/**
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Used for Protocol shutdown to tell us whether protocols must be closed
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immediately.
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*/
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	{
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	return (SockManGlobals::Get()->SelfWorker()->ShuttingDown());
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	}
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#ifdef SYMBIAN_ZERO_COPY_NETWORKING
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RCommsBufPond SocketServer::GetCommsBufPond()
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/**
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return context for the Mbuf manager.
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*/
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	{
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	return TCommsBufPondTLSOp::Get();
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	}
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#else
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CMBufManager* SocketServer::GetMBufManager()
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/**
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return context for the Mbuf manager.
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*/
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  	{
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    return CMBufManager::Context();
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    }
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#endif
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CDeltaTimer* SocketServer::GetTimer()
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/**
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return context for the global timer.
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*/
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	{
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	// PERF: doesn't appear to be used by us now? switched to just-in-time addition
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	CDeltaTimer* timer = SockManGlobals::Get()->iTimer;
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	if(!timer->IsAdded())
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		{
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		LOG( ESockLog::Printf(_L8("SocketServer::GetTimer() - adding upon first use")); )
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		CActiveScheduler::Add(timer);
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		}
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	return timer;
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	}
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CSocketServer* SocketServer::GetSocketServer()
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/**
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return context for the CServer
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*/
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	{
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	return SockManGlobals::Get()->iSocketServer;
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	}
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#if defined(_DEBUG_SOCKET_FUNCTIONS)
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EXPORT_C void SocketServer::__DbgForceLoadMBufManagerL()
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/**
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 Force loading the MBuf manager and, just in case it gets lonely, make a timer.
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 DEPRECATED
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*/
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	{
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	}
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EXPORT_C void SocketServer::__DbgForceKillMBufManager()
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/**
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 Force unloading the MBuf manager
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 DEPRECATED
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*/
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	{
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	}
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#else
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EXPORT_C void SocketServer::__DbgForceLoadMBufManagerL()
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/**
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do nothing for UREL builds
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*/
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	{
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	}
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EXPORT_C void SocketServer::__DbgForceKillMBufManager()
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/**
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do nothing for UREL builds
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*/
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	{
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	}
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#endif
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void SocketServer::InstallExtensionL(const TDesC& aDllName, const TDesC& aArgs)
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/**
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Installs an Esock extension dll
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*/
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	{
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	CSocketServExtRef* xr = new (ELeave) CSocketServExtRef;
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	CleanupStack::PushL(xr);
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	xr->InstallL(aDllName, aArgs);
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	CSockManData* globals = SockManGlobals::Get();
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	globals->iExtensions.AddLast(*xr);	//lint -e429	// extension list does have ownership
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	CleanupStack::Pop();
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	}
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void SocketServer::NewSession()
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/**
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Increment the session counter - if we were about to shutdown, stop.
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*/
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	{
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	LOG( ESockLog::Printf(_L8("SocketServer::NewSession()")) );
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	}
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void SocketServer::SessionClosing()
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/**
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A session is closing, if it's the last one take our stumps home.
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*/
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	{
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	LOG( ESockLog::Printf(_L8("SocketServer::SessionClosing()")) );
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	}