cryptoservices/filebasedcertificateandkeystores/source/certapps/server/CCertAppsConduit.cpp
changeset 0 2c201484c85f
child 8 35751d3474b7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptoservices/filebasedcertificateandkeystores/source/certapps/server/CCertAppsConduit.cpp	Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,180 @@
+/*
+* Copyright (c) 2003-2009 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 "CCertAppsConduit.h"
+#include "CFSCertAppsServer.h"
+#include <certificateapps.h>
+#include "fstokencliserv.h"
+#include "fstokenutil.h"
+#include "fsmarshaller.h"
+
+_LIT_SECURITY_POLICY_C1(KAddRemovePolicy, ECapabilityWriteDeviceData);
+
+CCertAppsConduit* CCertAppsConduit::NewL(CFSCertAppsServer& aServer)
+	{
+	CCertAppsConduit* self = new (ELeave) CCertAppsConduit(aServer);
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+CCertAppsConduit::CCertAppsConduit(CFSCertAppsServer& aServer) :
+	iServer(aServer)
+	{
+	}
+
+void CCertAppsConduit::ConstructL()
+	{
+	}
+
+CCertAppsConduit::~CCertAppsConduit()
+	{
+	}
+
+void CCertAppsConduit::ServiceCertAppsRequestL(const RMessage2& aMessage)
+	{
+	switch(aMessage.Function())
+		{
+		case EAddApp:
+			AddL(aMessage);
+			break;
+
+		case ERemoveApp:
+			RemoveL(aMessage);
+			break;
+
+		case EGetAppCount:
+			ApplicationCountL(aMessage);
+			break;
+
+		case EGetApps:
+			ApplicationsL(aMessage);
+			break;
+
+		case EGetApplication:
+			ApplicationL(aMessage);
+			break;
+
+		default:
+			// Client made an illegal request
+			PanicClient(aMessage, EPanicInvalidRequest);
+		}
+	
+	aMessage.Complete(KErrNone);
+	}
+
+void CCertAppsConduit::AddL(const RMessage2& aMessage) const
+	{
+	// Add message is composed of the following structure
+	// Parameter 1 - TPckg<TCertificateAppInfo>
+
+	// Check the calling process has the correct capabilities
+	if (!KAddRemovePolicy.CheckPolicy(aMessage))
+		{
+		User::Leave(KErrPermissionDenied);
+		}
+
+	TCertificateAppInfo appInfo;
+	TPckg<TCertificateAppInfo> pckg(appInfo);
+	aMessage.ReadL(1, pckg);
+
+	// Now that we have extracted the appInfo, we can call the
+	// real server
+	iServer.AddL(appInfo);
+	}
+
+void CCertAppsConduit::RemoveL(const RMessage2& aMessage) const
+	{
+	// Remove message is composed of a single TPckg<TUid>
+
+	// Check the calling process has the correct capabilities
+	if (!KAddRemovePolicy.CheckPolicy(aMessage))
+		{
+		User::Leave(KErrPermissionDenied);
+		}
+
+	TUid uid;
+	TPckg<TUid> pckg(uid);
+	aMessage.ReadL(1, pckg);
+	iServer.RemoveL(uid);
+	}
+
+void CCertAppsConduit::ApplicationCountL(const RMessage2& aMessage) const
+	{
+	// This message contains a single output descriptor of type
+	// TPckg<TInt>
+	TInt appCount = iServer.ApplicationCountL();
+	aMessage.WriteL(1, TPckg<TInt>(appCount));
+	}
+
+void CCertAppsConduit::ApplicationsL(const RMessage2& aMessage) const
+	{
+	// This message contains the following parameters:
+	// Param1: [IN] TInt - maximum buffer length allowed
+	// Param2: [OUT] TDes8 - The buffer to write into; if buffer size too
+	//               small then will return KErrOverflow with param 2 being 
+	//               required size
+
+	// Firstly, the maximum allowable length of the buffer
+	
+	// now get the array to be transmitted
+	RArray<TCertificateAppInfo> arr;
+	CleanupClosePushL(arr);
+
+	// retrieve the array and marshall them into the message
+	iServer.ApplicationsL(arr);
+
+	TInt reqdSize = TokenDataMarshaller::Size(arr);
+	TInt bufLen = User::LeaveIfError(aMessage.GetDesLength(2));
+
+	if (reqdSize <= bufLen)
+		{
+		HBufC8* buf = HBufC8::NewMaxLC(reqdSize);
+		TPtr8 ptr(buf->Des());
+		TokenDataMarshaller::Write(arr, ptr);
+		aMessage.WriteL(2, ptr);
+		CleanupStack::PopAndDestroy(buf);
+		}
+	else
+		{
+		aMessage.WriteL(2, TPckg<TInt>(reqdSize));
+		User::Leave(KErrOverflow);
+		}
+
+	CleanupStack::PopAndDestroy(&arr);
+	}
+
+void CCertAppsConduit::ApplicationL(const RMessage2& aMessage) const
+	{
+	// The parameters for the ApplicationL function are as follows:
+	// Param1: [IN] TUid - The Uid of the app to retrieve
+	// Param2: [OUT] TCertificateAppInfo - The app info returned
+
+	// Read the UID first
+	TUid uid;
+	TPckg<TUid> pckgUid(uid);
+	aMessage.ReadL(1, pckgUid);
+
+	// Now call the server
+	TCertificateAppInfo appInfo;
+	iServer.ApplicationL(uid, appInfo);
+
+	// Now wrap the returned parameters into packages
+	aMessage.WriteL(2, TPckg<TCertificateAppInfo>(appInfo));
+	}