using System;

using System.Runtime.InteropServices;

using Microsoft.Win32.SafeHandles;

using System.Text;

namespace Win32

{

    static partial class Function

    {

        [DllImport("hid.dll", CharSet = CharSet.Unicode)]

        public static extern HidStatus HidP_GetUsagesEx(HIDP_REPORT_TYPE ReportType, ushort LinkCollection, [Out, MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 3)] USAGE_AND_PAGE[] ButtonList, ref uint UsageLength, IntPtr PreparsedData, [MarshalAs(UnmanagedType.LPArray)] byte[] Report, uint ReportLength);

        [DllImport("hid.dll", CharSet = CharSet.Auto, SetLastError = true)]

        public static extern Boolean HidD_GetManufacturerString(/*SafeFileHandle*/ IntPtr HidDeviceObject, StringBuilder Buffer, Int32 BufferLength);

    }

    static partial class Macro

    {

    }

    static partial class Const

    {

    }

    public enum HIDP_REPORT_TYPE : ushort

    {

        HidP_Input = 0,

        HidP_Output,

        HidP_Feature

    }

    public enum HidStatus : uint

    {

        HIDP_STATUS_SUCCESS = 0x110000,

        HIDP_STATUS_NULL = 0x80110001,

        HIDP_STATUS_INVALID_PREPARSED_DATA = 0xc0110001,

        HIDP_STATUS_INVALID_REPORT_TYPE = 0xc0110002,

        HIDP_STATUS_INVALID_REPORT_LENGTH = 0xc0110003,

        HIDP_STATUS_USAGE_NOT_FOUND = 0xc0110004,

        HIDP_STATUS_VALUE_OUT_OF_RANGE = 0xc0110005,

        HIDP_STATUS_BAD_LOG_PHY_VALUES = 0xc0110006,

        HIDP_STATUS_BUFFER_TOO_SMALL = 0xc0110007,

        HIDP_STATUS_INTERNAL_ERROR = 0xc0110008,

        HIDP_STATUS_I8042_TRANS_UNKNOWN = 0xc0110009,

        HIDP_STATUS_INCOMPATIBLE_REPORT_ID = 0xc011000a,

        HIDP_STATUS_NOT_VALUE_ARRAY = 0xc011000b,

        HIDP_STATUS_IS_VALUE_ARRAY = 0xc011000c,

        HIDP_STATUS_DATA_INDEX_NOT_FOUND = 0xc011000d,

        HIDP_STATUS_DATA_INDEX_OUT_OF_RANGE = 0xc011000e,

        HIDP_STATUS_BUTTON_NOT_PRESSED = 0xc011000f,

        HIDP_STATUS_REPORT_DOES_NOT_EXIST = 0xc0110010,

        HIDP_STATUS_NOT_IMPLEMENTED = 0xc0110020,

        HIDP_STATUS_I8242_TRANS_UNKNOWN = 0xc0110009

    }

    [StructLayout(LayoutKind.Sequential)]

    public struct USAGE_AND_PAGE

    {

        public ushort Usage;

        public ushort UsagePage;

    };

}