mpx/commonframework/common/inc/mpxfixedarray.inl
changeset 0 a2952bb97e68
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mpx/commonframework/common/inc/mpxfixedarray.inl	Thu Dec 17 08:55:47 2009 +0200
@@ -0,0 +1,133 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "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:  Implementation of array of fixed size elements on global chunk
+*
+*/
+
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArrayBase::Close
+// -----------------------------------------------------------------------------
+//
+inline void RMPXFixedArrayBase::Close(TUint aClientHandle)
+    {
+    Reset(aClientHandle);
+    }
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArrayBase::Buf
+// -----------------------------------------------------------------------------
+//
+inline TAny* RMPXFixedArrayBase::Buf(TUint aClientHandle) const
+    {
+    return RMPXHeapManager::Ptr<TAny>(aClientHandle,iDataOffset);
+    }
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArrayBase::Count
+// -----------------------------------------------------------------------------
+//
+inline TInt RMPXFixedArrayBase::Count() const
+    {
+    return iCount;
+    }
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArray::RMPXFixedArray
+// -----------------------------------------------------------------------------
+//
+template <class T>
+inline RMPXFixedArray<T>::RMPXFixedArray(const RMPXFixedArray<T>& aArray)
+    : RMPXFixedArrayBase(aArray,sizeof(T))
+    {      
+    }
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArray::RMPXFixedArray
+// -----------------------------------------------------------------------------
+//
+template <class T>
+inline RMPXFixedArray<T>::RMPXFixedArray()
+    : RMPXFixedArrayBase(sizeof(T))
+    {    
+    }
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArray::Copy
+// -----------------------------------------------------------------------------
+//
+template <class T>
+inline TInt RMPXFixedArray<T>::Copy(TUint aClientHandle,const TArray<T>& aArray)
+    {   
+    TInt n=aArray.Count();
+    T* ptr=(T*)RMPXFixedArrayBase::Alloc(aClientHandle,n);
+    if (ptr)
+        {        
+        for (TInt i=0;i<n;++i)
+            {
+            *ptr++=aArray[i];
+            }
+        }
+    MPX_ASSERT(ptr);
+    return ptr?KErrNone:KErrNoMemory; 
+    }
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArray::Array
+// -----------------------------------------------------------------------------
+//
+template <class T>
+inline TArray<T> RMPXFixedArray<T>::Array(TUint aClientHandle) const
+    {
+    TInt thisOffset=RMPXHeapManager::Offset(aClientHandle,(TAny*)this);
+    return TArray<T>(CountFunctionR,AtFunctionR,reinterpret_cast<const CBase*>(thisOffset));
+    }
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArray::CountFunctionR
+// -----------------------------------------------------------------------------
+//
+template <class T>
+inline TInt RMPXFixedArray<T>::CountFunctionR(const CBase* aThis)
+    {
+    // Non-optimal, obtaining client handle every time count is accessed, however
+    // there's no choice since the data could be shared by multiple threads and the
+    // function signature does not allow the handle to be passed through
+    //
+    TInt offset=reinterpret_cast<TInt>(aThis);
+    TInt ch=RMPXHeapManager::ClientHandle();    
+    const RMPXFixedArrayBase* arr=RMPXHeapManager::Ptr<RMPXFixedArrayBase>(ch,offset);
+    return arr->Count();
+    }
+
+// -----------------------------------------------------------------------------
+// RMPXFixedArray::AtFunctionR
+// -----------------------------------------------------------------------------
+//
+template <class T>
+inline const TAny* RMPXFixedArray<T>::AtFunctionR(const CBase* aThis,TInt aIndex)
+    { 
+    // Non-optimal, obtaining client handle every time data is accessed, however
+    // there's no choice since the data could be shared by multiple threads and the
+    // function signature does not allow the handle to be passed through
+    //
+    TInt offset=reinterpret_cast<TInt>(aThis);
+    TInt ch=RMPXHeapManager::ClientHandle(); 
+    const RMPXFixedArrayBase* arr=RMPXHeapManager::Ptr<RMPXFixedArrayBase>(ch,offset);   
+    T* ptr=(T*)arr->Buf(ch);
+    return &ptr[aIndex];
+    }
+
+// End of file
+