// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename       : Helpers.cs
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// Component      : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
//     Contains helpers for CloneCD disc 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
// ****************************************************************************/

namespace Aaru.DiscImages
{
    public sealed partial class CloneCd
    {
        static ulong GetLba(int minute, int second, int frame) =>
            (ulong)(((minute * 60 * 75) + (second * 75) + frame) - 150);

        static long MsfToLba((byte minute, byte second, byte frame) msf) =>
            ((msf.minute * 60 * 75) + (msf.second * 75) + msf.frame) - 150;

        static (byte minute, byte second, byte frame) LbaToMsf(ulong sector) =>
            ((byte)((sector + 150) / 75 / 60), (byte)(((sector + 150) / 75) % 60), (byte)((sector + 150) % 75));
    }
}