cryptoservices/filebasedcertificateandkeystores/source/certapps/server/CFSCertAppsServer.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 09:28:34 +0200
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permissions -rw-r--r--
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/*
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* Copyright (c) 2002-2009 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 the License "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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*/
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#include "CFSCertAppsServer.h"
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#include "CCertAppsSession.h"
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#include "CCertAppsConduit.h"
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#include "fstokencliserv.h"
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#include "fstokenutil.h"
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#include <certstorepatchdata.h>
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#include <certificateapps.h>
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#include <u32hal.h> 
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#include <e32svr.h>
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// Filename where all data is stored
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_LIT(KCertAppsFilename,"certclients.dat");
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_LIT(KCertAppsFile,"certclients*.dat");
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CFSCertAppsServer* CFSCertAppsServer::NewL()
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	{
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	CFSCertAppsServer* self = new (ELeave) CFSCertAppsServer();
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	CleanupStack::PushL(self);
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	self->ConstructL();
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	CleanupStack::Pop(self);
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	return self;
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	}
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CFSCertAppsServer::CFSCertAppsServer()
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	{
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	}
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void CFSCertAppsServer::ConstructL()
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	{
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	iConduit = CCertAppsConduit::NewL(*this);
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	// Connect to the filesystem
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	User::LeaveIfError(iFs.Connect());
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	iPatchableConst = KAggregateCertStore;
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	#ifdef __WINS__
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		// For the emulator allow the constant to be patched via epoc.ini
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		UserSvr::HalFunction(EHalGroupEmulator, EEmulatorHalIntProperty,
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		(TAny*)"KAggregateCertStore", &iPatchableConst); // read emulator property (if present)
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	#endif		
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	// Retrieves the store
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	OpenStoreL();
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	}
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CFSCertAppsServer::~CFSCertAppsServer()
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	{
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	delete iStore;
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 	iFs.Close();
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	iClients.Close();
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	delete iConduit;
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	}
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CCertAppsSession* CFSCertAppsServer::CreateSessionL()
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	{
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	return CCertAppsSession::NewL(*iConduit); 
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	}
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void CFSCertAppsServer::AddL(const TCertificateAppInfo& aClient)
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	{
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	// see if application already exists. If so, then leave
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	if (FindApplication(aClient.Id()))
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		{
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		User::Leave(KErrAlreadyExists);
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		}
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	User::LeaveIfError(iClients.Append(aClient));
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	TRAPD(err, ReplaceAndCommitL(-1));
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	if (err != KErrNone)
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		{
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		// We must remove the client from iClients if we didn't manage 
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		// to add it to the store
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		iClients.Remove(iClients.Count() - 1);
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		User::Leave(err);
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		}
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	}
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void CFSCertAppsServer::RemoveL(const TUid& aUid)
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	{
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	// Make sure the application for that uid exists
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	TInt i;
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	if (!FindApplication(aUid, &i))
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		{
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		User::Leave(KErrNotFound);
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		}
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	ReplaceAndCommitL(i);
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	// We managed to remove it from the store, so we remove it from the
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	// iClients array
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	iClients.Remove(i);
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	}
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   113
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TInt CFSCertAppsServer::ApplicationCountL() const
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	{
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	return iClients.Count();
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	}
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   118
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void CFSCertAppsServer::ApplicationsL(RArray<TCertificateAppInfo>& aAppArray) const
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	{
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	// Make a copy of the array
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	TInt count = iClients.Count();
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   123
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	for (TInt i = 0; i < count; ++i)
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		{
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		aAppArray.Append(iClients[i]);
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		}
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	}
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   129
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void CFSCertAppsServer::ApplicationL(const TUid& aUid, TCertificateAppInfo& aInfo) const
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	{
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	const TCertificateAppInfo* app = FindApplication(aUid);
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   133
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	// leave if not found
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	if (!app)
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		{
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		User::Leave(KErrNotFound);
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		}
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   139
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	// make a copy and return to client
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	aInfo = *app;
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	}
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   143
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const TCertificateAppInfo* CFSCertAppsServer::FindApplication(const TUid& aUid, TInt* aIndex) const
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	{
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	// This helper function tries to find an application with the given
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	// Uid. It returns NULL if not found. aIndex returns the index into
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	// the array successful
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	const TCertificateAppInfo* retVal = NULL;
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	TInt end = iClients.Count();
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	for (TInt i = 0; i < end; ++i)
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		{
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		if (iClients[i].Id() == aUid)
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			{
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			// check if an index is required to be returned
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			if (aIndex)
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				{
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				*aIndex = i;
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				}
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			retVal = &iClients[i];
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			break;
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			}
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		}
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   164
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	return retVal;
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	}
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   167
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void CFSCertAppsServer::AggregateStoreFileL(const TDesC& aFile)
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	{
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	ASSERT(iPatchableConst);
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   171
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	// if patchable constant is enabled
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	// 1. open read-only permanent file store on each file.
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	// 2. open certificate client entry list of each store.
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	// 3. aggregate the entries.
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	RFile file;
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	User::LeaveIfError(file.Open(iFs, aFile, EFileRead));
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	CleanupClosePushL(file);
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	CPermanentFileStore* store = CPermanentFileStore::FromL(file);
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	// now owned by store
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	CleanupStack::Pop(&file); 
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	CleanupStack::PushL(store);
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   183
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	// Read id of cert list stream
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	TStreamId streamId;
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	RStoreReadStream stream;
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	stream.OpenLC(*store, store->Root());
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	stream >> streamId;
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	CleanupStack::PopAndDestroy(&stream);
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   190
	
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	// Read the certificate's clients entry list
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	stream.OpenLC(*store, streamId);
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	TInt count = stream.ReadInt32L();
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	RArray<TCertificateAppInfo> entryList;
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	for (TInt i = 0 ; i < count ; i++)
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		{
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		TCertificateAppInfo clientInfo;
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		stream >> clientInfo;
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		entryList.AppendL(clientInfo);
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		}
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   201
	CleanupStack::PopAndDestroy(&stream);
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   202
	CleanupClosePushL(entryList);
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   203
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   204
	MergeCertificateEntryListL(entryList);
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   205
	// cleanup entryList and store instances.
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   206
	CleanupStack::PopAndDestroy(2,store);		
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   207
	}
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diff changeset
   208
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   209
TBool CFSCertAppsServer::FindUid(const TUid& aUid)
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	{
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   211
	TInt end = iClients.Count();
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   212
	for (TInt i = 0; i < end; ++i)
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		{
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		if (iClients[i].Id() == aUid)
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			{
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			return ETrue;
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   217
			}
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		}
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   219
	return EFalse;
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   220
	}
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   221
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   222
void CFSCertAppsServer::MergeCertificateEntryListL(const RArray<TCertificateAppInfo>& aSourceList)
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	{
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	ASSERT(iPatchableConst);
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   225
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   226
	// if patchable constant is enabled
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	TInt sourceCount = aSourceList.Count();
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	for(TInt i = 0; i < sourceCount; i++)
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		{
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		// compare if the uid pre-exists in the composite list.
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		if (!FindUid(aSourceList[i].Id()))
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			{
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			// Aggregation: append this entry to the composite list.
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			iClients.AppendL(aSourceList[i]);
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			}
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		// Eclipsing: Higher order store cert client entries with same UIDs take precedence over lower order  
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		// store cert client entries therefore the later are not included in the composite cert client entry list.
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		// Higher order store client entries are ones which are aggregated prior to other client entries. 
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		}
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	}
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   241
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void CFSCertAppsServer::OpenCompositeStoreL(const TDesC& aFilename)
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	{
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	ASSERT(iPatchableConst);
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   245
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	// 1. create a new empty certstore file under system drive with the name 'certclients.dat'. 
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	// 2. this will be the composite store and the instances 'iEntryList' and 'iStore' will be initialized with this.
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	// 3. make private rom drive path where certstore files are located.
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	// 4. collect the certstore file names in a list.
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	// 5. make private rom drive path on each file.
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	// 6. populate the composite store with certificate client entries present in rom drive certstores.
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   252
	
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	// create a new empty certstore file 'certclients.dat' under system drive.
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	CreateStoreL(aFilename);	
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	// restore permanent store on it 
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	// this will be the composite store after complete aggregation. 
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	ReadStoreContentsL(aFilename);
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   258
		
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	RBuf romFilename;
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	romFilename.CreateL(KMaxFilenameLength);
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	CleanupClosePushL(romFilename);
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	FileUtils::MakePrivateROMFilenameL(iFs, KCertAppsFile, romFilename);
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	CDir* filenameList = NULL;
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	User::LeaveIfError(iFs.GetDir(romFilename, KEntryAttNormal, ESortByName|EDescending, filenameList));
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	CleanupStack::PopAndDestroy(&romFilename);
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	CleanupStack::PushL(filenameList);
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	TInt count = filenameList->Count();
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   268
	
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	// aggregate ROM stores iteratively 
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	for(TInt index = 0; index < count; index++)		
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		{
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		RBuf fileName;
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		fileName.CreateL(KMaxFileName);
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		CleanupClosePushL(fileName);	
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		FileUtils::MakePrivateROMFilenameL(iFs, ((*filenameList)[index]).iName, fileName);
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		// if there is any corrupt certstore present then we will simply ignore its
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		// aggregation and proceed with aggregating remaining stores.
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		TRAP_IGNORE(AggregateStoreFileL(fileName));
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		CleanupStack::PopAndDestroy(&fileName);	
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		}
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	// write the 'iClients' to the composite store.	
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	ReplaceAndCommitL(-1);	
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	CleanupStack::PopAndDestroy(filenameList);
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	}
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   285
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// this logic should be handled by a superclass or mixin
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void CFSCertAppsServer::OpenStoreL()
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	{
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	RBuf filename;
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	filename.CreateL(KMaxFilenameLength);
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	CleanupClosePushL(filename);		
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	FileUtils::MakePrivateFilenameL(iFs, KCertAppsFilename, filename);
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   293
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	// Attempt to open the store
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	// need to test opening corrupt store
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	TRAPD(err, ReadStoreContentsL(filename));
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   297
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	if (err == KErrNoMemory || err == KErrInUse)
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		{
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		User::Leave(err);
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   301
		}
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   302
	
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	if (err != KErrNone)
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		{
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		// Couldn't open RAM based store, copy from ROM	
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		FileUtils::EnsurePathL(iFs, filename);		
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   307
	
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		if(iPatchableConst)
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			{
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			OpenCompositeStoreL(filename);
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   311
			}
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		else
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			{
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			RBuf romFilename;
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			romFilename.CreateL(KMaxFilenameLength);
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			CleanupClosePushL(romFilename);			
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			FileUtils::MakePrivateROMFilenameL(iFs, KCertAppsFilename, romFilename);
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   318
			
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   319
			if (FileUtils::ExistsL(iFs, romFilename))
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   320
				{
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   321
				FileUtils::CopyL(iFs, romFilename, filename);
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				}
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			else
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				{
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				CreateStoreL(filename);
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   326
				}
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			CleanupStack::PopAndDestroy(&romFilename);
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			//Retry open, and leave on failure
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			ReadStoreContentsL(filename);			
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			}
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		}
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	CleanupStack::PopAndDestroy(&filename);
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   333
	ASSERT(iStore);
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   334
	}
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diff changeset
   335
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   336
void CFSCertAppsServer::ReadStoreContentsL(const TDesC& aFilename)
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   337
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   338
	// Make sure the store is not read-only
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   339
	User::LeaveIfError(iFs.SetAtt(aFilename, KEntryAttNormal, KEntryAttReadOnly));
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   340
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   341
	RFile file;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   342
	User::LeaveIfError(file.Open(iFs, aFilename, EFileRead | EFileWrite));
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   343
	CleanupClosePushL(file);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   344
	CPermanentFileStore* store = CPermanentFileStore::FromL(file);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   345
	CleanupStack::Pop(&file);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   346
	CleanupStack::PushL(store);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   347
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   348
	// now read the root stream to get the id of our main stream
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   349
	RStoreReadStream readStream;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   350
	readStream.OpenLC(*store, store->Root());
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   351
	readStream >> iId;	// This can leave
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   352
	CleanupStack::PopAndDestroy(&readStream);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   353
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   354
	// finally, restore the stream which contains the client arrays.
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   355
	// First long is the number of entries, then each entry 
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   356
	readStream.OpenLC(*store, iId);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   357
	TInt count = readStream.ReadInt32L();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   358
	for (TInt i = 0; i < count; ++i)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   359
		{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   360
		TCertificateAppInfo clientInfo;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   361
		readStream >> clientInfo;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   362
		User::LeaveIfError(iClients.Append(clientInfo));
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   363
		}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   364
	CleanupStack::PopAndDestroy(&readStream);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   365
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   366
	ASSERT(!iStore);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   367
	iStore = store;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   368
	CleanupStack::Pop(store);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   369
	}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   370
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   371
void CFSCertAppsServer::CreateStoreL(const TDesC& aFilename)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   372
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   373
	// If for some reason we can't complete the creation of the store, we want
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   374
	// to be sure that we don't leave a half-constructed store on the device
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   375
	// as we will then be in trouble when we try to open the store
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   376
	TCleanupItem deleteStoreFile(DeleteStoreFile, this);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   377
	CleanupStack::PushL(deleteStoreFile);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   378
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   379
	iFs.Delete(aFilename); // ignore errors
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   380
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   381
	RFile file;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   382
	User::LeaveIfError(file.Create(iFs, aFilename, EFileWrite));
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   383
	CleanupClosePushL(file);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   384
	
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   385
	CPermanentFileStore* store = CPermanentFileStore::NewL(file);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   386
	CleanupStack::Pop(&file); // now owned by store
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   387
	CleanupStack::PushL(store);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   388
	store->SetTypeL(KPermanentFileStoreLayoutUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   389
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   390
	RStoreWriteStream clientsStream;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   391
	TStreamId id = clientsStream.CreateLC(*store);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   392
	WriteClientArrayL(clientsStream);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   393
	CleanupStack::PopAndDestroy(&clientsStream);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   394
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   395
	RStoreWriteStream rootStream;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   396
	TStreamId rootId = rootStream.CreateLC(*store);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   397
	rootStream << id;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   398
	rootStream.CommitL();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   399
	CleanupStack::PopAndDestroy(&rootStream);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   400
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   401
	store->SetRootL(rootId);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   402
	store->CommitL();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   403
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   404
	CleanupStack::PopAndDestroy(store);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   405
	CleanupStack::Pop(); // deleteStoreFile
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   406
	}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   407
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   408
void CFSCertAppsServer::RevertStore(TAny* aStore)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   409
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   410
	// this is a CleanupItem
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   411
	__ASSERT_DEBUG(aStore, PanicServer(EPanicNotInitialised));
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   412
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   413
	CPermanentFileStore* store = reinterpret_cast<CPermanentFileStore *>(aStore);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   414
	store->Revert();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   415
	}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   416
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   417
void CFSCertAppsServer::DeleteStoreFile(TAny *aThis)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   418
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   419
	__ASSERT_DEBUG(aThis, PanicServer(EPanicNotInitialised));
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   420
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   421
	// should call non-static member
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   422
	
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   423
	CFSCertAppsServer* self = reinterpret_cast<CFSCertAppsServer*>(aThis);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   424
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   425
	// Something strange has occurred if we can't get the ramStorePath.
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   426
	// Since we can't leave we have to ignore the error
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   427
	TFileName ramStorePath;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   428
	TRAPD(err, FileUtils::MakePrivateFilenameL(self->iFs, KCertAppsFilename, ramStorePath));
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   429
	if (!err)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   430
		{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   431
		self->iFs.Delete(ramStorePath);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   432
		}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   433
	}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   434
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   435
void CFSCertAppsServer::ReplaceAndCommitL(TInt aExcludedIndex)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   436
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   437
	TCleanupItem cleanupStore(RevertStore, iStore);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   438
	CleanupStack::PushL(cleanupStore);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   439
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   440
	// compact the store 
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   441
	iStore->ReclaimL(); // do we need to reclaim
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   442
	iStore->CompactL();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   443
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   444
	RStoreWriteStream outputStream;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   445
	outputStream.ReplaceLC(*iStore, iId);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   446
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   447
	WriteClientArrayL(outputStream, aExcludedIndex);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   448
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   449
	CleanupStack::PopAndDestroy(&outputStream);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   450
	iStore->CommitL();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   451
	CleanupStack::Pop(); // cleanupStore
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   452
	}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   453
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   454
void CFSCertAppsServer::WriteClientArrayL(RWriteStream& stream, TInt aExcludedIndex) const
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   455
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   456
	// the count of elements to be written is the arraycount - 1 if we exclude 
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   457
	// something, otherwise the arraycount
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   458
	TInt arrayEnd = iClients.Count();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   459
	TInt count = (aExcludedIndex < 0) ? (arrayEnd) : (arrayEnd - 1);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   460
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   461
	stream.WriteInt32L(count);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   462
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   463
	for (TInt i = 0; i < arrayEnd; ++i)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   464
		{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   465
		if (i != aExcludedIndex)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   466
			{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   467
			stream << iClients[i];	// This can leave
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   468
			}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   469
		}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   470
	stream.CommitL();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   471
	}