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namespace Duplicati.Library.Compression.TarZstdCompression;

/// <summary>
/// Constants for the Tar-based file formats
/// </summary>
public static class TarBaseConstants
{
    /// <summary>
    /// EOF header file name
    /// </summary>
    public const string EofHeaderFileName = ".eof-header";

    /// <summary>
    /// Magic string at the end of the EOF header (6 bytes)
    /// </summary>
    public const string EofHeaderMagic = "EOFHD1";

    /// <summary>
    /// Size of the EOF header magic string
    /// </summary>
    public const int EofHeaderMagicSize = 6;

    /// <summary>
    /// Size of the offset field (8 bytes, long)
    /// </summary>
    public const int EofHeaderOffsetSize = 8;

    /// <summary>
    /// Total size of the EOF header trailer (magic + offset)
    /// </summary>
    public const int EofHeaderTrailerSize = EofHeaderMagicSize + EofHeaderOffsetSize;
}