// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename       : VHD.cs
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// Component      : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
//     Manages Connectix and Microsoft Virtual PC disk images.
//
// --[ License ] --------------------------------------------------------------
//
//     This library is free software; you can redistribute it and/or modify
//     it under the terms of the GNU Lesser General Public License as
//     published by the Free Software Foundation; either version 2.1 of the
//     License, or (at your option) any later version.
//
//     This library is distributed in the hope that it will be useful, but
//     WITHOUT ANY WARRANTY; without even the implied warranty of
//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
//     Lesser General Public License for more details.
//
//     You should have received a copy of the GNU Lesser General Public
//     License along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2021 Natalia Portillo
// ****************************************************************************/

using System;
using System.Collections.Generic;
using System.IO;
using Aaru.CommonTypes.Enums;
using Aaru.CommonTypes.Interfaces;
using Aaru.CommonTypes.Structs;

namespace Aaru.DiscImages
{
    /// <inheritdoc />
    /// <summary>
    ///     Supports Connectix/Microsoft Virtual PC hard disk image format. Until Virtual PC 5 there existed no format,
    ///     and the hard disk image was merely a sector by sector (RAW) image with a resource fork giving information to
    ///     Virtual PC itself.
    /// </summary>
    public sealed partial class Vhd : IWritableImage
    {
        uint              _bitmapSize;
        uint[]            _blockAllocationTable;
        ImageInfo         _imageInfo;
        byte[][]          _locatorEntriesData;
        DateTime          _parentDateTime;
        IMediaImage       _parentImage;
        DateTime          _thisDateTime;
        DynamicDiskHeader _thisDynamic;
        IFilter           _thisFilter;
        HardDiskFooter    _thisFooter;
        FileStream        _writingStream;

        public Vhd() => _imageInfo = new ImageInfo
        {
            ReadableSectorTags    = new List<SectorTagType>(),
            ReadableMediaTags     = new List<MediaTagType>(),
            HasPartitions         = false,
            HasSessions           = false,
            Version               = null,
            Application           = null,
            ApplicationVersion    = null,
            Creator               = null,
            Comments              = null,
            MediaManufacturer     = null,
            MediaModel            = null,
            MediaSerialNumber     = null,
            MediaBarcode          = null,
            MediaPartNumber       = null,
            MediaSequence         = 0,
            LastMediaSequence     = 0,
            DriveManufacturer     = null,
            DriveModel            = null,
            DriveSerialNumber     = null,
            DriveFirmwareRevision = null
        };
    }
}