usbmgmt/usbmgr/device/classdrivers/acm/classimplementation/ecacm/src/acmserver.cpp
author Pat Downey <patd@symbian.org>
Wed, 01 Sep 2010 12:35:00 +0100
branchRCL_3
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permissions -rw-r--r--
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/*
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* Copyright (c) 2007-2009 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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* ACM server.
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*
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*/
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/**
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 @file
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 @internalComponent
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*/
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#include <usb/usblogger.h>
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#include "acmserver.h"
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#include "acmsession.h"
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#include "acmserversecuritypolicy.h"
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#include "acmserverconsts.h"
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#ifdef __FLOG_ACTIVE
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_LIT8(KLogComponent, "ECACM");
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#endif
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CAcmServer* CAcmServer::NewL(MAcmController& aAcmController)
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	{
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	LOG_STATIC_FUNC_ENTRY
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	CAcmServer* self = new(ELeave) CAcmServer(aAcmController);
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	CleanupStack::PushL(self);
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	TInt err = self->Start(KAcmServerName);
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	// KErrAlreadyExists is a success case (c.f. transient server boilerplate
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	// code).
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	if ( err != KErrAlreadyExists )
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		{
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		LEAVEIFERRORL(err);
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		}
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	CleanupStack::Pop(self);
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	return self;
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	}
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CAcmServer::~CAcmServer()
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	{
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	LOG_FUNC
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	}
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CAcmServer::CAcmServer(MAcmController& aAcmController)
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 :	CPolicyServer(CActive::EPriorityStandard, KAcmServerPolicy),
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 	iAcmController(aAcmController)
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 	{
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	}
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CSession2* CAcmServer::NewSessionL(const TVersion& aVersion, const RMessage2& aMessage) const
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	{
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	LOG_FUNC
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	//Validate session as coming from UsbSvr
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	static _LIT_SECURITY_POLICY_S0(KSidPolicy, 0x101fe1db);
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	TBool auth = KSidPolicy.CheckPolicy(aMessage);
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	if(!auth)
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		{
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		LEAVEIFERRORL(KErrPermissionDenied);
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		}
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	// Version number check...
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	TVersion v(	KAcmSrvMajorVersionNumber,
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				KAcmSrvMinorVersionNumber,
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				KAcmSrvBuildNumber);
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	if ( !User::QueryVersionSupported(v, aVersion) )
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		{
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		LEAVEIFERRORL(KErrNotSupported);
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		}
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	CAcmSession* sess = CAcmSession::NewL(iAcmController);
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	LOGTEXT2(_L8("\tsess = 0x%08x"), sess);
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	return sess;
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	}