namespace SabreTools.Models.PortableExecutable
{
    /// <summary>
    /// The export symbol information begins with the export directory table,
    /// which describes the remainder of the export symbol information. The
    /// export directory table contains address information that is used to resolve
    /// imports to the entry points within this image.
    /// </summary>
    /// <see href="https://learn.microsoft.com/en-us/windows/win32/debug/pe-format"/>
    public sealed class ExportDirectoryTable
    {
        /// <summary>
        /// Reserved, must be 0.
        /// </summary>
        public uint ExportFlags { get; set; }

        /// <summary>
        /// The time and date that the export data was created.
        /// </summary>
        public uint TimeDateStamp { get; set; }

        /// <summary>
        /// The major version number. The major and minor version numbers can be set
        /// by the user.
        /// </summary>
        public ushort MajorVersion { get; set; }

        /// <summary>
        /// The minor version number.
        /// </summary>
        public ushort MinorVersion { get; set; }

        /// <summary>
        /// The address of the ASCII string that contains the name of the DLL. This
        /// address is relative to the image base.
        /// </summary>
        public uint NameRVA { get; set; }

        /// <summary>
        /// ASCII string that contains the name of the DLL.
        /// </summary>
#if NET48
        public string Name { get; set; }
#else
        public string? Name { get; set; }
#endif

        /// <summary>
        /// The starting ordinal number for exports in this image. This field specifies
        /// the starting ordinal number for the export address table. It is usually set
        /// to 1.
        /// </summary>
        public uint OrdinalBase { get; set; }

        /// <summary>
        /// The number of entries in the export address table.
        /// </summary>
        public uint AddressTableEntries { get; set; }

        /// <summary>
        /// The number of entries in the name pointer table. This is also the number of
        /// entries in the ordinal table.
        /// </summary>
        public uint NumberOfNamePointers { get; set; }

        /// <summary>
        /// The address of the export address table, relative to the image base.
        /// </summary>
        public uint ExportAddressTableRVA { get; set; }

        /// <summary>
        /// The address of the export name pointer table, relative to the image base.
        /// The table size is given by the Number of Name Pointers field.
        /// </summary>
        public uint NamePointerRVA { get; set; }

        /// <summary>
        /// The address of the ordinal table, relative to the image base.
        /// </summary>
        public uint OrdinalTableRVA { get; set; }
    }
}