crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianETMLib/Common/Packets/Implementations/ETMPcktBranch.cs
changeset 0 818e61de6cd1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianETMLib/Common/Packets/Implementations/ETMPcktBranch.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,80 @@
+/*
+* 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.Utilities;
+
+namespace SymbianETMLib.Common.Packets
+{
+    public class ETMPcktBranch : ETMPcktFiveByteRunBase 
+    {
+        #region Constructors
+        public ETMPcktBranch()
+            : base( "#######1" )
+        {
+            // In the first packet, bits 6:1 contain the payload.
+            // Bit 7 indicates whether another packet follows
+            // Bit 0 is forms the "branch packet" signature.
+            iExtractionMaskFirst = CreateMask( "01111110" );
+        }
+
+        public ETMPcktBranch( byte aValue )
+            : this()
+        {
+            base.RawByte = aValue;
+        }
+        #endregion
+
+        #region API
+        #endregion
+
+        #region From PcktBase
+        public override int Priority
+        {
+            get { return int.MaxValue; }
+        }
+        #endregion
+
+        #region Properties
+        public string ExtractedBitsFirstByte
+        {
+            get
+            {
+                byte raw = (byte) ( base.RawByte & iExtractionMaskFirst );
+                raw >>= 1;
+                string ret = SymBitUtils.GetBits( raw );
+
+                // Only the first 6 bits are valid
+                return ret.Substring( 2, 6 );
+            }
+        }
+        #endregion
+
+        #region Internal constants
+        #endregion
+
+        #region From System.Object
+        #endregion
+
+        #region Data members
+        private readonly byte iExtractionMaskFirst;
+        #endregion
+    }
+}