williamr@4: /*
williamr@4: * Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@4: * All rights reserved.
williamr@4: * This component and the accompanying materials are made available
williamr@4: * under the terms of the License "Eclipse Public License v1.0"
williamr@4: * which accompanies this distribution, and is available
williamr@4: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
williamr@4: *
williamr@4: * Initial Contributors:
williamr@4: * Nokia Corporation - initial contribution.
williamr@4: *
williamr@4: * Contributors:
williamr@4: *
williamr@4: * Description: 
williamr@4: * Defines the client-side classes which other client-side handles
williamr@4: * derive from to use the SCS functionality.
williamr@4: *
williamr@4: */
williamr@4: 
williamr@4: 
williamr@4: /**
williamr@4:  @file
williamr@4:  @publishedAll
williamr@4:  @released
williamr@4: */
williamr@4: 
williamr@4: #ifndef SCSCLIENT_H
williamr@4: #define SCSCLIENT_H
williamr@4: 
williamr@4: #include <e32std.h>
williamr@4: 
williamr@4: 
williamr@4: class RScsClientBase : public RSessionBase
williamr@4: /**
williamr@4: 	Provides functionality to connect to the server, starting
williamr@4: 	the server process if necessary.  This class cannot be used
williamr@4: 	directly - the SCS implementor must define a subclass.
williamr@4:  */
williamr@4: 	{
williamr@4: public:
williamr@4: 	IMPORT_C void Close();
williamr@4: 	IMPORT_C TInt SetServerHeapFail(TInt aRate);
williamr@4: 	IMPORT_C TInt ResetServerHeapFail();
williamr@4: 
williamr@4: 	IMPORT_C TInt ShutdownServer();
williamr@4: 	
williamr@4: protected:
williamr@4: 	IMPORT_C RScsClientBase();
williamr@4: 	IMPORT_C TInt Connect(
williamr@4: 		const TDesC& aSvrName, const TVersion& aReqVer, const TDesC& aExeName, const TUidType& aFullExeUid);
williamr@4: 
williamr@4: 	IMPORT_C TInt CallSessionFunction(TInt aFunction) const;
williamr@4: 	IMPORT_C TInt CallSessionFunction(TInt aFunction, const TIpcArgs& aArgs) const;
williamr@4: 	IMPORT_C void CallSessionFunction(TInt aFunction, const TIpcArgs& aArgs, TRequestStatus& aStatus) const;
williamr@4: 	IMPORT_C void CancelSessionFunction(TInt aFunction) const;
williamr@4: 	
williamr@4: private:
williamr@4: 	TInt StartServerProcess(const TDesC& aExeName, const TUidType& aFullExeUid);	
williamr@4: 	};
williamr@4: 
williamr@4: class RScsClientSubsessionBase : public RSubSessionBase
williamr@4: /**
williamr@4: 	This class is used to send messages to server-side SCS subsessions.
williamr@4: 	This class cannot be used directly - the implementor must define a
williamr@4: 	subclass.
williamr@4:  */
williamr@4: 	{
williamr@4: public:
williamr@4: 	IMPORT_C void Close();
williamr@4: 
williamr@4: protected:
williamr@4: 	IMPORT_C RScsClientSubsessionBase();
williamr@4: 	IMPORT_C TInt CreateSubsession(const RScsClientBase& aSession, TInt aFunction, const TIpcArgs& aArgs);
williamr@4: 
williamr@4: 	IMPORT_C TInt CallSubsessionFunction(TInt aFunction) const;
williamr@4: 	IMPORT_C TInt CallSubsessionFunction(TInt aFunction, const TIpcArgs& aArgs) const;
williamr@4: 	IMPORT_C void CallSubsessionFunction(TInt aFunction, const TIpcArgs& aArgs, TRequestStatus& aStatus) const;
williamr@4: 	IMPORT_C void CancelSubsessionFunction(TInt aFunction) const;
williamr@4: 	};
williamr@4: 
williamr@4: #endif	// #ifndef SCSCLIENT_H
williamr@4: