--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sensorservices/sensorserver/src/server/sensrvpropertyqueue.cpp Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,193 @@
+/*
+* 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: Sensor server property queue.
+*
+*/
+
+
+
+#include "sensrvdefines.h"
+#include "sensrvtrace.h"
+#include "sensrvpropertyqueue.h"
+
+// ---------------------------------------------------------------------------
+// 2-phase constructor
+// ---------------------------------------------------------------------------
+//
+CSensrvPropertyQueue* CSensrvPropertyQueue::NewL()
+ {
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::NewL()" ) ) );
+
+ CSensrvPropertyQueue* self = new( ELeave ) CSensrvPropertyQueue();
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ CleanupStack::Pop(self);
+
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::NewL - return 0x%x" ), self ) );
+
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// C++ constructor
+// ---------------------------------------------------------------------------
+//
+CSensrvPropertyQueue::CSensrvPropertyQueue()
+ : iPropertyPtrList(_FOFF(TLinkablePropertyPtr,iLink)),
+ iPropertyPtrIter(iPropertyPtrList)
+ {
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::CSensrvPropertyQueue()" ) ) );
+
+ // Nothing to do
+
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::CSensrvPropertyQueue - return" ) ) );
+ }
+
+// ---------------------------------------------------------------------------
+// 2nd phase of construction
+// ---------------------------------------------------------------------------
+//
+void CSensrvPropertyQueue::ConstructL()
+ {
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::ConstructL()" ) ) );
+
+ iHeap = &User::Heap();
+
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::ConstructL - return" ) ) );
+ }
+
+
+// ---------------------------------------------------------------------------
+// Destructor
+// ---------------------------------------------------------------------------
+//
+CSensrvPropertyQueue::~CSensrvPropertyQueue()
+ {
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::~CSensrvPropertyQueue()" ) ) );
+
+ RemoveAll();
+
+ // iHeap is not owned
+
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::~CSensrvPropertyQueue - return" ) ) );
+ }
+
+
+// ---------------------------------------------------------------------------
+// Adds property to the end of the queue
+// ---------------------------------------------------------------------------
+//
+TInt CSensrvPropertyQueue::Append( const TSensrvProperty& aProperty )
+ {
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::Append(Property ID:%d)" ), aProperty.GetPropertyId() ) );
+
+ TInt err(KErrNone);
+
+ // Allocate linkable transaction pointer in same heap as queue
+ TLinkablePropertyPtr* newPtr = reinterpret_cast<TLinkablePropertyPtr*>(iHeap->Alloc(sizeof(TLinkablePropertyPtr)));
+
+ if (newPtr)
+ {
+ Mem::Copy(&(newPtr->iProperty), &aProperty, sizeof(TSensrvProperty));
+ iPropertyPtrList.AddLast(*newPtr);
+ }
+ else
+ {
+ ERROR_TRACE( ( _L( "Sensor Server - CCSensrvPropertyQueue::Append - ERROR: No memory to add item" ) ) );
+ err = KErrNoMemory;
+ }
+
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::Append - return %d" ), err ) );
+
+ return err;
+ }
+
+// ---------------------------------------------------------------------------
+// Gets the first property
+// ---------------------------------------------------------------------------
+//
+TSensrvProperty* CSensrvPropertyQueue::First()
+ {
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::First()" ) ) );
+
+ TSensrvProperty* property = NULL;
+ if (!iPropertyPtrList.IsEmpty())
+ {
+ TLinkablePropertyPtr* ptr = iPropertyPtrList.First();
+
+ if( ptr )
+ {
+ property = &(ptr->iProperty);
+ }
+ }
+
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::First - return %d" ), property ) );
+
+ return property;
+ }
+
+// ---------------------------------------------------------------------------
+// Remove the first property
+// ---------------------------------------------------------------------------
+//
+void CSensrvPropertyQueue::RemoveFirst()
+ {
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::RemoveFirst()" ) ) );
+
+ if (!iPropertyPtrList.IsEmpty())
+ {
+ TLinkablePropertyPtr* ptr = iPropertyPtrList.First();
+
+ if( ptr )
+ {
+ iPropertyPtrList.Remove(*ptr);
+
+ // Pointers are allocated directly on heap, so free them directly also just to be on safe side.
+ if (iHeap)
+ {
+ iHeap->Free(ptr);
+ ptr = NULL;
+ }
+ }
+ }
+
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::RemoveFirst - return" ) ) );
+ }
+
+// ---------------------------------------------------------------------------
+// Remove all properties from queue
+// ---------------------------------------------------------------------------
+//
+void CSensrvPropertyQueue::RemoveAll()
+ {
+ COMPONENT_TRACE( ( _L( "Sensor Server - CSensrvPropertyQueue::RemoveAll()" ) ) );
+
+ if (!iPropertyPtrList.IsEmpty())
+ {
+ TLinkablePropertyPtr* ptr = NULL;
+ iPropertyPtrIter.SetToFirst();
+
+ while ((ptr = iPropertyPtrIter++) != NULL)
+ {
+ iPropertyPtrList.Remove(*ptr);
+ iHeap->Free(ptr);
+ ptr = NULL;
+ };
+ }
+
+ iPropertyPtrList.Reset();
+ }
+
+
+