using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
namespace DS4Library
{
    internal class NativeMethods
    {
        [StructLayout(LayoutKind.Sequential)]
        internal struct BLUETOOTH_FIND_RADIO_PARAMS
        {
            [MarshalAs(UnmanagedType.U4)]
            public int dwSize;
        }

        [DllImport("bthprops.cpl", CharSet = CharSet.Auto)]
        internal extern static IntPtr BluetoothFindFirstRadio(ref BLUETOOTH_FIND_RADIO_PARAMS pbtfrp, ref IntPtr phRadio);

        [DllImport("bthprops.cpl", CharSet = CharSet.Auto)]
        internal extern static bool BluetoothFindNextRadio(IntPtr hFind, ref IntPtr phRadio);

        [DllImport("bthprops.cpl", CharSet = CharSet.Auto)]
        internal extern static bool BluetoothFindRadioClose(IntPtr hFind);

        [DllImport("kernel32.dll", SetLastError = true)]
        internal static extern Boolean DeviceIoControl(IntPtr DeviceHandle, Int32 IoControlCode, ref long InBuffer, Int32 InBufferSize, IntPtr OutBuffer, Int32 OutBufferSize, ref Int32 BytesReturned, IntPtr Overlapped);

        [DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true, CharSet = CharSet.Auto)]
        internal static extern bool CloseHandle(IntPtr hObject);
    }
}