crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianETMLib/Common/State/Implementations/ETMDecodeStateContextID.cs
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianETMLib/Common/State/Implementations/ETMDecodeStateContextID.cs Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,86 @@
+/*
+* Copyright (c) 2009 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:
+*
+*/
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+using SymbianUtils.BasicTypes;
+using SymbianETMLib.Common.Types;
+using SymbianETMLib.Common.Packets;
+
+namespace SymbianETMLib.Common.State
+{
+ public class ETMDecodeStateContextID : ETMDecodeState
+ {
+ #region Constructors
+ public ETMDecodeStateContextID( ETMStateData aManager )
+ : base( aManager )
+ {
+ iContextIdBytesRequired = aManager.Config.ContextIDSize;
+ iBytesRemaining = iContextIdBytesRequired;
+ }
+ #endregion
+
+ #region API
+ public override ETMDecodeState HandleByte( SymByte aByte )
+ {
+ // TODO: test this
+ ETMDecodeState nextState = this;
+ //
+ int byteNumber = iContextIdBytesRequired - iBytesRemaining;
+ uint val = aByte.LShift( byteNumber * 8 );
+ iContextId |= val;
+ //
+ if ( --iBytesRemaining == 0 )
+ {
+ // Got everything
+ base.StateData.SetContextID( iContextId );
+ nextState = new ETMDecodeStateSynchronized( base.StateData );
+ }
+ //
+ return nextState;
+ }
+ #endregion
+
+ #region Properties
+ public string ContextIDName
+ {
+ get
+ {
+ string ret = base.StateData.Config.GetContextID( iContextId );
+ return ret;
+ }
+ }
+ #endregion
+
+ #region Internal methods
+ private void Trace()
+ {
+ base.DbgTrace( "CONTEXT_ID", string.Format( "ID: {0} [{1}]", iContextId, ContextIDName ) );
+ }
+ #endregion
+
+ #region From System.Object
+ #endregion
+
+ #region Data members
+ private readonly int iContextIdBytesRequired;
+ private uint iContextId = 0;
+ private int iBytesRemaining = 0;
+ #endregion
+ }
+}