// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

 // All rights reserved.

 // This component and the accompanying materials are made available

 // under the terms of "Eclipse Public License v1.0"

 // which accompanies this distribution, and is available

 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

 //

 // Initial Contributors:

 // Nokia Corporation - initial contribution.

 //

 // Contributors:

 //

 // Description:

 // TPDStreamLoader class

 // 

 //

 #include <s32file.h>

 #include "SC_Defs.h"

 #include "SC_StrmIn.h"

 namespace DBSC

 {

 /**

 MPolicyDomainLoader::RunL() implementation, which is used to load security policies

 from a binary file, create the related security policy objects and add them

 to CPolicyDomain instance, controlled by aPolicyDomainBuilder object.

 It is not called directly, but will be called back.

 @param aPolicyDomainBuilder TPolicyDomainBuilder instance, which will be used to add

        created security policy objects to the controlled by it collection. 

 @leave System-wide error codes

 */

 void TPDStreamLoader::RunL(TPolicyDomainBuilder& aPolicyDomainBuilder)

 	{

 	//Load policy file version

 	TVersion fileVer;

 	iStream >> fileVer.iMajor;

 	iStream >> fileVer.iMinor;

 	iStream >> fileVer.iBuild;

 	//Check policy file version against the software version

 	TInt fileVersion = CVERSION(fileVer.iMajor, fileVer.iMinor);

 	if(KDBSCVersion < fileVersion)

 		{

 		__LEAVE(KErrNotSupported);

 		}

 	//

 	CPolicyBase::RPolicyCollection policyColl;

 	CleanupClosePushL(policyColl);

 	//Load database policy

 	LoadPolicyCollectionL(policyColl);

 	CDbPolicy* dbPolicy = CDbPolicy::NewLC(policyColl);

 	aPolicyDomainBuilder.SetDbPolicyL(dbPolicy);

 	CleanupStack::Pop(dbPolicy);

 	//Load all table policies

 	TInt16 tblCnt;

 	iStream >> tblCnt;

 	for(TInt i=0;i<TInt(tblCnt);++i)

 		{

 		TBuf<KMaxFileName> tblName;

 		iStream >> tblName;

 		LoadPolicyCollectionL(policyColl);

 		CTblPolicy* tblPolicy = CTblPolicy::NewLC(tblName, policyColl, dbPolicy);

 		aPolicyDomainBuilder.AddTblPolicyL(tblPolicy);

 		CleanupStack::Pop(tblPolicy);

 		}

 	CleanupStack::PopAndDestroy(&policyColl);

 	//Load backup&restore SID (supported after version 1.1 (including 1.1)).

 	if(fileVersion >= CVERSION(KDBSCMajorVersion1, KDBSCMinorVersion1_1))

 		{

 		TSecureId backupSID;

 		iStream >> backupSID.iId;

 		aPolicyDomainBuilder.SetBackupSID(backupSID);

 		}

 	}

 /**

 Loads security policies collection from a binary file

 @param aPolicyColl A reference to a security policy collection object which has

        to be filled with the loaded security policies.

 @leave System-wide error codes

 */

 void TPDStreamLoader::LoadPolicyCollectionL(CPolicyBase::RPolicyCollection& aPolicyColl)

 	{

 	aPolicyColl.Reset();

 	TInt8 cnt;

 	iStream >> cnt;

 	for(TInt i=0;i<TInt(cnt);++i)

 		{

 		CPolicyBase::TPolicy policy;

 		TInt8 type;

 		iStream >> type;

 		policy.iType = static_cast <TPolicyType> (type);

 		TBuf8<sizeof(TSecurityPolicy)> buf;

 		iStream >> buf;

 		__LEAVE_IF_ERROR(policy.iData.Set(buf));

 		__LEAVE_IF_ERROR(aPolicyColl.Append(policy));

 		}

 	}

 } //end of - namespace DBSC