diff -r 000000000000 -r 818e61de6cd1 crashanalysercmd/Libraries/Engine/CrashItemLib/Crash/Source/CISource.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/Libraries/Engine/CrashItemLib/Crash/Source/CISource.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,199 @@
+/*
+* 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.Text;
+using System.IO;
+using System.Collections;
+using System.Collections.Generic;
+using CrashItemLib.Crash;
+using CrashItemLib.Crash.Base;
+
+namespace CrashItemLib.Crash.Source
+{
+    /// <summary>
+    /// Base class for all crash sources
+    /// </summary>
+    public abstract class CISource : IEnumerable<FileInfo>
+    {
+        #region Constructors
+        protected CISource( FileInfo aFile )
+		{
+            iFile = aFile;
+        }
+        #endregion
+
+        #region Constants
+        public static readonly string[] KExtensionsTrace = new string[] { ".txt", ".log", ".trace" };
+        #endregion
+
+        #region API
+        public void AddAdditionalFile( FileInfo aFile )
+        {
+            iAdditionalFiles.Add( aFile );
+        }
+
+        public static bool SubstringMatch( string aText, string[] aCandidates )
+        {
+            string text = aText.ToUpper();
+            foreach ( string candidate in aCandidates )
+            {
+                if ( text.Contains( candidate.ToUpper() ) )
+                {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+        #endregion
+
+        #region Properties
+        /// <summary>
+        /// The primary file which essentially describes the crash.
+        /// </summary>
+        public FileInfo MasterFile
+        {
+            get { return iFile; }
+        }
+
+        public string MasterFileName
+        {
+            get
+            {
+                string ret = string.Empty;
+                //
+                if ( MasterFile != null )
+                {
+                    ret = MasterFile.FullName;
+                }
+                //
+                return ret; 
+            }
+        }
+
+        /// <summary>
+        /// Get other files which may be related to the master file.
+        /// For example, D_EXC stores it stack file separately to
+        /// the main text file, therefore the STK file would be present
+        /// only within the 'all files' array.
+        /// </summary>
+        public FileInfo[] AllFiles
+        {
+            get
+            {
+                List<FileInfo> ret = new List<FileInfo>( this.iAdditionalFiles );
+                ret.Insert( 0, MasterFile );
+                return ret.ToArray();
+            }
+        }
+
+        public string Extension
+        {
+            get { return Path.GetExtension( MasterFileName ).ToLower(); }
+        }
+
+        public int AdditionalFileCount
+        {
+            get { return iAdditionalFiles.Count; }
+        }
+
+        public long LineNumber
+        {
+            get { return iLineNumber; }
+            set { iLineNumber = value; }
+        }
+
+        public bool Exists
+        {
+            get { return File.Exists( MasterFileName ); }
+        }
+
+        public bool IsTraceExtension
+        {
+            get
+            {
+                string extn = Extension;
+                bool ret = SubstringMatch( extn, KExtensionsTrace );
+                return ret;
+            }
+        }
+
+        public bool IsLineNumberAvailable
+        {
+            get { return iLineNumber != KLineNumberNotApplicable; }
+        }
+        #endregion
+
+        #region Framework properties
+        public abstract Version ImplementorVersion
+        {
+            get;
+        }
+
+        public abstract string ImplementorName
+        {
+            get;
+        }
+        #endregion
+        
+        #region Internal constants
+        private const long KLineNumberNotApplicable = -1;
+        #endregion
+
+        #region Internal methods
+        internal void RawDataClear()
+        {
+            iRawData.Clear();
+        }
+
+        internal byte[] RawData
+        {
+            get { return iRawData.ToArray(); }
+        }
+
+        internal void RawDataAdd( byte[] aRawData )
+        {
+            iRawData.AddRange( aRawData );
+        }
+        #endregion
+
+        #region From IEnumerable<FileInfo>
+        public IEnumerator<FileInfo> GetEnumerator()
+        {
+            foreach ( FileInfo file in iAdditionalFiles )
+            {
+                yield return file;
+            }
+        }
+
+        IEnumerator IEnumerable.GetEnumerator()
+        {
+            foreach ( FileInfo file in iAdditionalFiles )
+            {
+                yield return file;
+            }
+        }
+        #endregion
+
+        #region Data members
+        private FileInfo iFile = null;
+        private List<FileInfo> iAdditionalFiles = new List<FileInfo>();
+        private List<byte> iRawData = new List<byte>( 1024 );
+        private long iLineNumber = KLineNumberNotApplicable;
+        #endregion
+    }
+}