cryptomgmtlibs/securitycommonutils/inc/scsclient.h
changeset 8 35751d3474b7
child 30 cf642210ecb7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptomgmtlibs/securitycommonutils/inc/scsclient.h	Thu Sep 10 14:01:51 2009 +0300
@@ -0,0 +1,82 @@
+/*
+* Copyright (c) 2007-2009 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: 
+* Defines the client-side classes which other client-side handles
+* derive from to use the SCS functionality.
+*
+*/
+
+
+/**
+ @file
+ @internalTechnology
+ @released
+*/
+
+#ifndef SCSCLIENT_H
+#define SCSCLIENT_H
+
+#include <e32std.h>
+
+
+class RScsClientBase : public RSessionBase
+/**
+	Provides functionality to connect to the server, starting
+	the server process if necessary.  This class cannot be used
+	directly - the SCS implementor must define a subclass.
+ */
+	{
+public:
+	IMPORT_C void Close();
+	IMPORT_C TInt SetServerHeapFail(TInt aRate);
+	IMPORT_C TInt ResetServerHeapFail();
+
+	IMPORT_C TInt ShutdownServer();
+	
+protected:
+	IMPORT_C RScsClientBase();
+	IMPORT_C TInt Connect(
+		const TDesC& aSvrName, const TVersion& aReqVer, const TDesC& aExeName, const TUidType& aFullExeUid);
+
+	IMPORT_C TInt CallSessionFunction(TInt aFunction) const;
+	IMPORT_C TInt CallSessionFunction(TInt aFunction, const TIpcArgs& aArgs) const;
+	IMPORT_C void CallSessionFunction(TInt aFunction, const TIpcArgs& aArgs, TRequestStatus& aStatus) const;
+	IMPORT_C void CancelSessionFunction(TInt aFunction) const;
+	
+private:
+	TInt StartServerProcess(const TDesC& aExeName, const TUidType& aFullExeUid);	
+	};
+
+class RScsClientSubsessionBase : public RSubSessionBase
+/**
+	This class is used to send messages to server-side SCS subsessions.
+	This class cannot be used directly - the implementor must define a
+	subclass.
+ */
+	{
+public:
+	IMPORT_C void Close();
+
+protected:
+	IMPORT_C RScsClientSubsessionBase();
+	IMPORT_C TInt CreateSubsession(const RScsClientBase& aSession, TInt aFunction, const TIpcArgs& aArgs);
+
+	IMPORT_C TInt CallSubsessionFunction(TInt aFunction) const;
+	IMPORT_C TInt CallSubsessionFunction(TInt aFunction, const TIpcArgs& aArgs) const;
+	IMPORT_C void CallSubsessionFunction(TInt aFunction, const TIpcArgs& aArgs, TRequestStatus& aStatus) const;
+	IMPORT_C void CancelSubsessionFunction(TInt aFunction) const;
+	};
+
+#endif	// #ifndef SCSCLIENT_H
+