--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/installationservices/swi/source/swis/server/installswtypehelper.cpp	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,142 @@
+/*
+* Copyright (c) 2008-2009 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: 
+* installswtypehelper.h
+*
+*/
+
+
+#include <f32file.h>
+#include <ct/rcpointerarray.h>
+#include <swi/sisinstallerrors.h>
+#include <usif/usifcommon.h>
+#include "installswtypehelper.h"
+#include "swtypereginfo.h"
+#include "sislauncherclient.h"
+#include "log.h"
+
+namespace Swi
+	{
+	namespace InstallSoftwareTypeHelper
+		{
+		_LIT(KSwTypeRegDir, "\\resource\\usif\\leestore\\");
+		_LIT(KSwTypeRegFileExt, ".xml");
+		const TInt KSwTypeRegFileMaxSize = 0x3FFF; // 16kB
+
+		TBool IsValidSwRegFileL(const TDesC& aFileName, TInt32 aAppUid)
+			{
+			// Check file path and extension
+			TParsePtrC filename(aFileName);
+			if (filename.Path().CompareF(KSwTypeRegDir) || filename.Ext().CompareF(KSwTypeRegFileExt))
+				{
+				return EFalse;
+				}
+			
+			// Check file name
+			TLex lex(filename.Name());
+			TUint32 uid(0);
+			TInt err = lex.Val(uid, EHex);
+			if (err != KErrNone)
+				{
+				DEBUG_PRINTF3(_L8("Failed to convert file name %S to UID, err = %d\n"), &aFileName, err);
+				User::Leave(KErrInvalidSoftwareTypeRegistrationFile);
+				}
+			if (uid != static_cast<TUint32>(aAppUid))
+				{
+				DEBUG_PRINTF3(_L8("Registration file name %S doesn't match package UID %d\n"), &aFileName, uid);
+				User::Leave(KErrInvalidSoftwareTypeRegistrationFile);
+				}
+			
+			return ETrue;
+			}
+
+		void ParseRegFileL(RFs& aFs, const TDesC& aFileName, RPointerArray<CSoftwareTypeRegInfo>& aInfoArray)
+			{
+			// Open the file for reading
+			RFile file;
+			TInt err = file.Open(aFs, aFileName, EFileShareReadersOnly);
+			if (err != KErrNone)
+				{
+				DEBUG_PRINTF3(_L("Failed to open the file %S for reading, err = %d\n"), &aFileName, err);
+				User::Leave(err);
+				}
+			CleanupClosePushL(file);
+
+			// Check the size of the registration file
+			TInt size = 0;
+			err = file.Size(size);
+			if (err != KErrNone)
+				{
+				DEBUG_PRINTF3(_L("Failed to get the size of the file %S for reading, err = %d\n"), &aFileName, err);
+				User::Leave(err);
+				}
+			if (size > KSwTypeRegFileMaxSize)
+				{
+				DEBUG_PRINTF3(_L8("Software type registration file is too big. Current size: %d, max size: %d\n"), size, KSwTypeRegFileMaxSize);
+				User::Leave(KErrInvalidSoftwareTypeRegistrationFile);
+				}
+
+			// Use SISLauncher to parse the xml registration file
+			RSisLauncherSession launcher;
+			CleanupClosePushL(launcher);
+			err = launcher.Connect();
+			if (err != KErrNone)
+				{
+				DEBUG_PRINTF2(_L8("Failed to connect to the SISLauncher, err = %d\n"), err);
+				User::Leave(err);
+				}
+			launcher.ParseSwTypeRegFileL(file, aInfoArray);
+			
+			// Verify that the native type is not claimed - this would be a security violation
+			for (TInt i = 0; i < aInfoArray.Count(); ++i)
+				{
+				const TDesC& uniqueTypeName = aInfoArray[i]->UniqueSoftwareTypeName();
+				if (uniqueTypeName == Usif::KSoftwareTypeNative)
+					{
+					DEBUG_PRINTF(_L8("Software type registration file attempts changing the registation for the native installer\n"));
+					User::Leave(KErrSecurityError);
+					}
+				}			
+
+			CleanupStack::PopAndDestroy(2, &file); // launcher
+			}
+
+		void RegisterMimeTypesL(const RPointerArray<CSoftwareTypeRegInfo>& aInfoArray)
+			{
+			const TInt numElems = aInfoArray.Count();
+			if (numElems == 0)
+				{
+				return;
+				}
+
+			// Create a list of MIME types
+			RCPointerArray<HBufC8> mimeTypes;
+			CleanupClosePushL(mimeTypes);
+			SoftwareTypeRegInfoUtils::ExtractMimeTypesL(aInfoArray, mimeTypes);
+
+			// Use SISLauncher to register MIME types for SIFLauncher
+			RSisLauncherSession launcher;
+			CleanupClosePushL(launcher);
+			TInt err = launcher.Connect();
+			if (err != KErrNone)
+				{
+				DEBUG_PRINTF2(_L8("Failed to connect to the SISLauncher, err = %d\n"), err);
+				User::Leave(err);
+				}
+			launcher.RegisterSifLauncherMimeTypesL(mimeTypes);
+
+			CleanupStack::PopAndDestroy(2, &mimeTypes); // launcher
+			}
+		} // namespace InstallSoftwareTypeHelper
+	} // namespace Swi