--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sysperfana/heapanalyser/Libraries/Engine/HeapLib/Reconstructor/RHeap/Extractor/ExtractionState.cs	Tue Jun 15 12:47:20 2010 +0300
@@ -0,0 +1,135 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*
+* - Redistributions of source code must retain the above copyright notice,
+*   this list of conditions and the following disclaimer.
+* - Redistributions in binary form must reproduce the above copyright notice,
+*   this list of conditions and the following disclaimer in the documentation
+*   and/or other materials provided with the distribution.
+* - Neither the name of Nokia Corporation nor the names of its contributors
+*   may be used to endorse or promote products derived from this software
+*   without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+* POSSIBILITY OF SUCH DAMAGE.
+* 
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*
+*/
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+using HeapLib.Reconstructor.DataSources;
+
+namespace HeapLib.Reconstructor.RHeap.Extractor
+{
+    internal class ExtractionState
+    {
+        #region Constructors & destructor
+        public ExtractionState( DataSource aSource )
+        {
+            iDataSource = aSource;
+        }
+        #endregion
+
+        #region API
+        public bool IsFreeCellAddress()
+        {
+            bool ret = false;
+            //
+            uint address = iCurrentAddress;
+            if ( address == iNextFreeCellAddress )
+            {
+                ret = true;
+            }
+            else
+            {
+                ret = iDataSource.MetaData.Heap.InfoFree.IsFreeCell( address );
+            }
+            //
+            return ret;
+        }
+        #endregion
+
+        #region Properties
+        public bool DebugEnabled
+        {
+            get { return iDebugEnabled; }
+            set { iDebugEnabled = value; }
+        }
+
+        public bool EncounteredException
+        {
+            get { return iEncounteredException; }
+            set { iEncounteredException = value; }
+        }
+
+        public uint NextFreeCellAddress
+        {
+            get { return iNextFreeCellAddress; }
+            set { iNextFreeCellAddress = value; }
+        }
+
+        public uint NextFreeCellLength
+        {
+            get { return iNextFreeCellLength; }
+            set { iNextFreeCellLength = value; }
+        }
+
+        public uint NextCellAddress
+        {
+            get { return iStartOfNextCell; }
+            set { iStartOfNextCell = value; }
+        }
+
+        public uint ExpectedAddress
+        {
+            get { return iNextExpectedAddress; }
+            set { iNextExpectedAddress = value; }
+        }
+
+        public uint CurrentAddress
+        {
+            get { return iCurrentAddress; }
+            set { iCurrentAddress = value; }
+        }
+        #endregion
+
+        #region Internal methods
+        #endregion
+
+        #region Internal constants
+        private const int KBaseHex = 16;
+        #endregion
+
+        #region Data members
+        private readonly DataSource iDataSource;
+        private bool iDebugEnabled = false;
+        private bool iEncounteredException = false;
+        private uint iNextFreeCellAddress;
+        private uint iNextFreeCellLength;
+        private uint iNextExpectedAddress;
+        private uint iCurrentAddress = 0;
+        private uint iStartOfNextCell;
+        #endregion
+    }
+}