--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/installationservices/swcomponentregistry/inc_private/scrclient.inl Tue Aug 31 15:21:33 2010 +0300
@@ -0,0 +1,180 @@
+/*
+* Copyright (c) 2008-2010 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:
+* Utils functions used by scr session and subsession clients.
+*
+*/
+
+
+/**
+ @file
+ @internalComponent
+ @released
+*/
+
+#ifndef SCRCLIENT_INL
+#define SCRCLIENT_INL
+
+#include <usif/scr/scr.h>
+#include <scs/cleanuputils.h>
+#include <scs/streamingarray.h>
+#include <s32mem.h>
+
+namespace Usif
+ {
+ template <class C>
+ inline HBufC8* GetObjectDataLC(const C& aConnection, TInt aFunction, TInt aDataSize)
+ {
+ HBufC8 *buf = HBufC8::NewLC(aDataSize);
+ TPtr8 ptrBuf(buf->Des());
+ TIpcArgs argBuf(&ptrBuf);
+ User::LeaveIfError(aConnection.SendSyncMessage(aFunction, argBuf));
+ return buf;
+ }
+
+ template <class T, class C>
+ inline T* GetObjectL(const C& aConnection, TInt aSizeFunction, TInt aDataFunction, TInt aArgNum, TIpcArgs& aArgs)
+ {
+ TInt size(0);
+ TPckg<TInt> sizePak(size);
+ aArgs.Set(aArgNum, &sizePak);
+ User::LeaveIfError(aConnection.SendSyncMessage(aSizeFunction, aArgs));
+ if(!size)
+ {// There is no related object return NULL
+ return NULL;
+ }
+ HBufC8 *buf = GetObjectDataLC(aConnection, aDataFunction, size);
+
+ RDesReadStream stream(*buf);
+ CleanupClosePushL(stream);
+ T *retObject = TTraits<T>::ReadFromStreamL(stream);
+ CleanupStack::PopAndDestroy(2, buf);
+ return retObject;
+ }
+
+ template <class T, class C>
+ inline TBool GetObjectL(const C& aConnection, T& aObject, TInt aSizeFunction, TInt aDataFunction, TInt aArgNum, TIpcArgs& aArgs)
+ {
+ TInt size(0);
+ TPckg<TInt> sizePak(size);
+ aArgs.Set(aArgNum, &sizePak);
+ User::LeaveIfError(aConnection.SendSyncMessage(aSizeFunction, aArgs));
+ if(!size)
+ {// There is no related object, return EFalse
+ return EFalse;
+ }
+ HBufC8 *buf = GetObjectDataLC(aConnection, aDataFunction, size);
+
+ RDesReadStream stream(*buf);
+ CleanupClosePushL(stream);
+ aObject.InternalizeL(stream);
+ CleanupStack::PopAndDestroy(2, buf);
+ return ETrue;
+ }
+
+ template <class C, class T>
+ inline void GetObjectArrayL(const C& aConnection, TInt aSizeFunction, TInt aDataFunction, TInt aArgNum, TIpcArgs& aArgs, RPointerArray<T>& aArray)
+ {
+ TInt size(0);
+ TPckg<TInt> sizePak(size);
+ aArgs.Set(aArgNum, &sizePak);
+ User::LeaveIfError(aConnection.SendSyncMessage(aSizeFunction, aArgs));
+ if(!size)
+ {// There is no related data, return.
+ return;
+ }
+ HBufC8 *buf = GetObjectDataLC(aConnection, aDataFunction, size);
+
+ RDesReadStream stream(*buf);
+ CleanupClosePushL(stream);
+ InternalizePointersArrayL(aArray, stream);
+ CleanupStack::PopAndDestroy(2, buf);
+ }
+
+ template <class C, class T>
+ inline void GetObjectArrayL(const C& aConnection, TInt aSizeFunction, TInt aDataFunction, TInt aArgNum, TIpcArgs& aArgs, RArray<T>& aArray)
+ {
+ TInt size(0);
+ TPckg<TInt> sizePak(size);
+ aArgs.Set(aArgNum, &sizePak);
+ User::LeaveIfError(aConnection.SendSyncMessage(aSizeFunction, aArgs));
+ if(!size)
+ {// There is no related data, return.
+ return;
+ }
+ HBufC8 *buf = GetObjectDataLC(aConnection, aDataFunction, size);
+
+ RDesReadStream stream(*buf);
+ CleanupClosePushL(stream);
+ InternalizeFixedLengthArrayL(aArray, stream);
+ CleanupStack::PopAndDestroy(2, buf);
+ }
+
+ template <class C>
+ inline void ExternalizeObjectL(const C* aObject, RBuf8& aBuf)
+ {
+ const C *localCopyOfObject(0);
+
+ if(!aObject)
+ {// if object is not supplied, then create an empty one.
+ localCopyOfObject = C::NewLC();
+ }
+ else
+ {
+ localCopyOfObject = aObject;
+ }
+
+ // Get the required buffer size for the externalized C object
+ TInt bufSize = GetObjectBufferSizeL(*localCopyOfObject);
+
+ // Clean the buffer and re-create it with the required buffer size
+ aBuf.Close();
+ aBuf.CreateL(bufSize);
+
+ // Externalize the filter object into the buffer
+ RDesWriteStream wstream(aBuf);
+ wstream.PushL();
+ wstream << *localCopyOfObject;
+ wstream.CommitL();
+ wstream.Pop();
+ wstream.Release();
+
+ if(!aObject)
+ {// destroy the filter if created locally
+ CleanupStack::PopAndDestroy((C*)localCopyOfObject);
+ }
+ }// End of ExternalizeObjectL
+
+ template <class C>
+ inline void ExternalizeRefObjectL(const C& aObject, RBuf8& aBuf)
+ {
+ // Get the required buffer size for the externalized C object
+ TInt bufSize = GetObjectBufferSizeL(aObject);
+
+ // Clean the buffer and re-create it with the required buffer size
+ aBuf.Close();
+ aBuf.CreateL(bufSize);
+
+ // Externalize the filter object into the buffer
+ RDesWriteStream wstream(aBuf);
+ wstream.PushL();
+ wstream << aObject;
+ wstream.CommitL();
+ wstream.Pop();
+ wstream.Release();
+
+ }// End of ExternalizeObjectL
+ }
+
+#endif /* SCRCLIENT_INL */