/*

* Copyright (c) 2004-2008 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 CrashDebuggerLib.Structures.KernelObjects;

using CrashDebuggerLib.Structures.CodeSeg;

using CrashDebuggerLib.Structures.Common;

using CrashDebuggerLib.Structures.Library;

namespace CrashDebuggerLib.Structures.Process

{

    public class ProcessCodeSeg : CrashDebuggerAware

    {

        #region Constructors

        public ProcessCodeSeg( CrashDebuggerInfo aCrashDebugger )

            : this( aCrashDebugger, 0, 0 )

        {

        }

        public ProcessCodeSeg( CrashDebuggerInfo aCrashDebugger, uint aCodeSegAddress, uint aLibraryAddress )

            : base( aCrashDebugger )

        {

            iCodeSegAddress = aCodeSegAddress;

            iLibraryAddress = aLibraryAddress;

        }

        #endregion

        #region API

        #endregion

        #region Properties

        public uint CodeSegAddress

        {

            get { return iCodeSegAddress; }

            set

            {

                iCodeSegAddress = value;

                CodeSegEntry entry = CodeSeg;

            }

        }

        public CodeSegEntry CodeSeg

        {

            get { return CrashDebugger.CodeSegByAddress( CodeSegAddress ); }

        }

        public string FileName

        {

            get

            {

                string ret = string.Empty;

                if ( CodeSeg != null )

                {

                    ret = CodeSeg.FileName;

                }

                return ret;

            }

        }

        public uint LibraryAddress

        {

            get { return iLibraryAddress; }

            set { iLibraryAddress = value; }

        }

        public DLibrary Library

        {

            get { return CrashDebugger.LibraryByAddress( LibraryAddress ); }

        }

        public uint Size

        {

            get

            {

                uint ret = 0;

                //

                if ( CodeSeg != null )

                {

                    ret = CodeSeg.Size;

                }

                //

                return ret;

            }

            set

            {

                if ( CodeSeg != null )

                {

                    CodeSeg.Size = value;

                }

            }

        }

        public uint ProcessLocalRunAddress

        {

            get { return iProcessLocalRunAddress; }

            set { iProcessLocalRunAddress = value; }

        }

        public uint ProcessLocalRunAddressEnd

        {

            get

            {

                uint ret = ProcessLocalRunAddress + Size;

                return ret;

            }

        }

        #endregion

        #region Internal methods

        #endregion

        #region Internal constants

        #endregion

        #region From System.Object

        public override string ToString()

        {

            StringBuilder ret = new StringBuilder();

            //

            ret.Append( ProcessLocalRunAddress.ToString( "x8" ) );

            if ( Size != 0 )

            {

                ret.Append( "-" );

                ret.Append( ProcessLocalRunAddressEnd.ToString( "x8" ) );

            }

            ret.Append( " " );

            if ( CodeSeg != null )

            {

                ret.Append( CodeSeg.FileName );

            }

            //

            return ret.ToString();

        }

        #endregion

        #region Data members

        private uint iCodeSegAddress = 0;

        private uint iLibraryAddress = 0;

        private uint iProcessLocalRunAddress = 0;

        #endregion

    }

    public class ProcessCodeSegCollection : IEnumerable<ProcessCodeSeg>

    {

        #region Constructors

        public ProcessCodeSegCollection()

        {

        }

        #endregion

        #region API

        public void Add( ProcessCodeSeg aCodeSeg )

        {

            if ( !Contains( aCodeSeg.CodeSegAddress ) )

            {

                iEntries.Add( aCodeSeg );

            }

        }

        public bool Contains( uint aAddress )

        {

            ProcessCodeSeg ret = this[ aAddress ];

            bool found = ( ret != null );

            return found;

        }

        #endregion

        #region Properties

        public ProcessCodeSeg this[ int aIndex ]

        {

            get { return iEntries[ aIndex ]; }

        }

        public ProcessCodeSeg this[ uint aAddress ]

        {

            get

            {

                ProcessCodeSeg ret = iEntries.Find( delegate( ProcessCodeSeg aEntry ) { return aEntry.CodeSegAddress == aAddress; } );

                return ret;

            }

        }

        public int Count

        {

            get { return iEntries.Count; }

        }

        #endregion

        #region Internal methods

        #endregion

        #region Internal constants

        #endregion

        #region From System.Object

        public override string ToString()

        {

            return base.ToString();

        }

        #endregion

        #region From IEnumerable<ProcessCodeSegCollection>

        public IEnumerator<ProcessCodeSeg> GetEnumerator()

        {

            return new ProcessCodeSegEnumerator( this );

        }

        System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()

        {

            return new ProcessCodeSegEnumerator( this );

        }

        #endregion

        #region Data members

        private List<ProcessCodeSeg> iEntries = new List<ProcessCodeSeg>();

        #endregion

    }

    #region Internal enumerator

    internal class ProcessCodeSegEnumerator : IEnumerator<ProcessCodeSeg>

    {

        #region Constructors

        public ProcessCodeSegEnumerator( ProcessCodeSegCollection aList )

        {

            iList = aList;

        }

        #endregion

        #region IEnumerator Members

        public void Reset()

        {

            iCurrentIndex = -1;

        }

        public object Current

        {

            get

            {

                return iList[ iCurrentIndex ];

            }

        }

        public bool MoveNext()

        {

            return ( ++iCurrentIndex < iList.Count );

        }

        #endregion

        #region From IEnumerator<ProcessCodeSeg>

        ProcessCodeSeg IEnumerator<ProcessCodeSeg>.Current

        {

            get { return iList[ iCurrentIndex ]; }

        }

        #endregion

        #region From IDisposable

        public void Dispose()

        {

        }

        #endregion

        #region Data members

        private readonly ProcessCodeSegCollection iList;

        private int iCurrentIndex = -1;

        #endregion

    }

    #endregion

}