diff -r 000000000000 -r bde4ae8d615e os/security/cryptoservices/filebasedcertificateandkeystores/source/generic/client/clientsession.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/security/cryptoservices/filebasedcertificateandkeystores/source/generic/client/clientsession.cpp	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,191 @@
+/*
+* 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 the License "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: 
+*
+*/
+
+
+#include "clientsession.h"
+#include <e32std.h>
+#include <e32uid.h>
+#include "clientutils.h"
+#include "fstokenservername.h"
+
+#ifdef SYMBIAN_AUTH_SERVER
+
+#ifdef __WINS__
+#include <u32hal.h>
+#endif //__WINS__
+
+#include <e32svr.h>
+#endif // SYMBIAN_AUTH_SERVER
+
+//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	
+//	Tokentype session class for file based certificate store
+//	Connects and passes messages to the file store tokentype server
+//	Coded specifically for file store token type
+//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	
+
+_LIT(KFSTokenServerImg,"fstokenserver");
+#ifdef SYMBIAN_AUTH_SERVER
+#ifdef __WINS__
+_LIT(KFSNewTokenServerImg,"fstokenserver_useauth");
+#endif // __WINS__
+#endif // SYMBIAN_AUTH_SERVER
+
+RFileStoreClientSession::RFileStoreClientSession()
+{}
+
+TInt RFileStoreClientSession::SendRequest(TFSTokenMessages aRequest, const TIpcArgs& aArgs) const
+{
+	return SendReceive(aRequest, aArgs);
+}
+
+void RFileStoreClientSession::SendAsyncRequest(TFSTokenMessages aRequest, const TIpcArgs& aArgs, TRequestStatus* aStatus) const
+{
+	__ASSERT_ALWAYS(aStatus, FSTokenPanic(EBadArgument));
+
+	if (aStatus)
+	{
+		*aStatus = KRequestPending;
+		SendReceive(aRequest, aArgs, *aStatus);
+	}
+}
+
+
+//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	
+//	Client-server startup code
+//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	//	\\	
+
+static TInt StartServer();	//	Forward declaration
+//
+// Connect to the server, attempting to start it if necessary
+//
+
+#ifdef SYMBIAN_AUTH_SERVER
+#ifdef __WINS__
+
+static bool UseAuthServer(void);
+
+#endif // SYMBIAN_AUTH_SERVER
+#endif // __WINS__
+
+TInt RFileStoreClientSession::Connect(ETokenEnum aToken)
+	{
+	// The version is made up of three pieces of information:
+	// 1. iMajor - The token we want to talk to
+	// 2. iMinor - The protocol version number
+	// 3. iBuild - unused
+	TVersion version(aToken, KFSProtolVersion, 0);
+	
+	TInt retry=2;
+	for (;;)
+		{
+		TInt err = KErrNone;
+#ifdef SYMBIAN_AUTH_SERVER
+#ifdef __WINS__
+		if(UseAuthServer())
+			{
+			err = CreateSession(KFSNewTokenServerName, version, 1);
+			}
+		else
+#endif // __WINS__
+#endif // SYMBIAN_AUTH_SERVER
+			{
+			err = CreateSession(KFSTokenServerName, version, 1);
+			}
+		
+		if (err!=KErrNotFound && err!=KErrServerTerminated)
+			return err;
+		if (--retry==0)
+			return err;
+		err=StartServer();
+		if (err!=KErrNone && err!=KErrAlreadyExists)
+			return err;
+		}
+	}
+
+#ifdef SYMBIAN_AUTH_SERVER
+#ifdef __WINS__
+
+/*static*/ bool UseAuthServer(void)
+	{
+	bool useAuthServer = false;
+	
+	TUint32 useAuth = 0;
+	// For the emulator allow the constant to be patched via epoc.ini
+	UserSvr::HalFunction(EHalGroupEmulator, EEmulatorHalIntProperty,
+	(TAny*)"KKeyStoreUseAuthServer", &useAuth); // read emulator property (if present)
+	if(useAuth)
+		{
+		useAuthServer = true;
+		}
+	return useAuthServer; 
+	}
+#endif // __WINS__
+#endif // SYMBIAN_AUTH_SERVER
+
+TInt StartServer()
+	{
+	// Server startup is different for WINS in EKA1 mode ONLY (lack of process
+	// emulation - we load the library in this instance
+	const TUidType serverUid(KNullUid, KNullUid, KUidFSTokenServer);
+
+	RProcess server;
+	TInt error = KErrNone;
+	
+#ifdef SYMBIAN_AUTH_SERVER
+#ifdef __WINS__
+	if(UseAuthServer())
+		{
+		error = server.Create(KFSNewTokenServerImg, KNullDesC, serverUid);
+		}
+	else
+#endif // __WINS__
+#endif // SYMBIAN_AUTH_SERVER
+		{
+		error = server.Create(KFSTokenServerImg, KNullDesC, serverUid);
+		}
+	
+	if (error != KErrNone)
+		{
+		return error;
+		}
+
+	// Synchronise with the process to make sure it hasn't died straight away
+	TRequestStatus stat;
+	server.Rendezvous(stat);
+	if (stat != KRequestPending)
+		{
+		// logon failed - server is not yet running, so cannot have terminated
+		server.Kill(0);				// Abort startup
+		}
+	else
+		{
+		// logon OK - start the server
+		server.Resume();
+		}
+
+	// Wait to synchronise with server - if it dies in the meantime, it
+	// also gets completed
+	User::WaitForRequest(stat);	
+
+	// We can't use the 'exit reason' if the server panicked as this
+	// is the panic 'reason' and may be '0' which cannot be distinguished
+	// from KErrNone
+	error = (server.ExitType()==EExitPanic) ? KErrGeneral : stat.Int();
+	server.Close();
+	return (error);
+	}
+