/*

* 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 System.IO;

using SymbianStructuresLib.Version;

namespace SymbianImageLib.ROFS.Structures

{

    internal class TRofsHeader

    {

        #region Constructors

        #endregion

        #region API

        public void Read( BinaryReader aReader )

        {

            iIdentifier = SymbianUtils.Strings.StringParsingUtils.BytesToString( aReader.ReadBytes( 4 ) );

            iHeaderSize = aReader.ReadByte();

            iReserved = aReader.ReadByte();

            iRofsFormatVersion = aReader.ReadUInt16();

            iDirTreeOffset = aReader.ReadUInt32();

            iDirTreeSize = aReader.ReadUInt32();

            iDirFileEntriesOffset = aReader.ReadUInt32();

            iDirFileEntriesSize = aReader.ReadUInt32();

            iTime = aReader.ReadInt64();

            iImageVersion.Read( aReader );

            iImageSize = aReader.ReadUInt32();

            iCheckSum = aReader.ReadUInt32();

            iMaxImageSize = aReader.ReadUInt32();

        }

        #endregion

        #region Properties

        public string Identifier

        {

            get { return iIdentifier; }

        }

        public uint Size

        {

            get

            {

                return iHeaderSize;

            }

        }

        public uint RofsFormatVersion

        {

            get { return iRofsFormatVersion; }

        }

        public uint DirTreeOffset

        {

            get { return iDirTreeOffset; }

        }

        public uint DirTreeSize

        {

            get { return iDirTreeSize; }

        }

        public uint DirFileEntriesOffset

        {

            get { return iDirFileEntriesOffset; }

        }

        public uint DirFileEntriesSize

        {

            get { return iDirFileEntriesSize; }

        }

        public uint CheckSum

        {

            get { return iCheckSum; }

        }

        #endregion

        #region Data members

        private string iIdentifier = string.Empty;

        private byte iHeaderSize;

        private byte iReserved;

        private ushort iRofsFormatVersion;

        private uint iDirTreeOffset;	// offset to start of directory structure

        private uint iDirTreeSize;		// size in bytes of directory

        private uint iDirFileEntriesOffset;	// offset to start of file entries

        private uint iDirFileEntriesSize;	// size in bytes of file entry block

        private long iTime;

        private TVersion iImageVersion = new TVersion();		// licensee image version

        private uint iImageSize;

        private uint iCheckSum;

        private uint iMaxImageSize;

        #endregion

    }

}