root/Apple Wireless Keyboard Helper/trunk/Misuzilla.Applications.AppleWirelessKeyboardHelper/HIDImports.cs

//////////////////////////////////////////////////////////////////////////////////
//      HIDImports.cs
//      Managed Wiimote Library
//      Written by Brian Peek (http://www.brianpeek.com/)
//  for MSDN's Coding4Fun (http://msdn.microsoft.com/coding4fun/)
//  Visit http://msdn.microsoft.com/coding4fun/hardware/article.aspx?articleid=1879033
//  for more information
//////////////////////////////////////////////////////////////////////////////////

using System;
using System.Runtime.InteropServices;
using System.IO;
using Microsoft.Win32.SafeHandles;

namespace WiimoteLib
{
        /// <summary>
        /// Win32 import information for use with the Wiimote library
        /// </summary>
        class HIDImports
        {
                //
                // Flags controlling what is included in the device information set built
                // by SetupDiGetClassDevs
                //
                public const int DIGCF_DEFAULT          = 0x00000001; // only valid with DIGCF_DEVICEINTERFACE
                public const int DIGCF_PRESENT          = 0x00000002;
                public const int DIGCF_ALLCLASSES       = 0x00000004;
                public const int DIGCF_PROFILE          = 0x00000008;
                public const int DIGCF_DEVICEINTERFACE  = 0x00000010;

                [Flags]
                public enum EFileAttributes : uint
                {
                   Readonly         = 0x00000001,
                   Hidden           = 0x00000002,
                   System           = 0x00000004,
                   Directory        = 0x00000010,
                   Archive          = 0x00000020,
                   Device           = 0x00000040,
                   Normal           = 0x00000080,
                   Temporary        = 0x00000100,
                   SparseFile       = 0x00000200,
                   ReparsePoint     = 0x00000400,
                   Compressed       = 0x00000800,
                   Offline          = 0x00001000,
                   NotContentIndexed= 0x00002000,
                   Encrypted        = 0x00004000,
                   Write_Through    = 0x80000000,
                   Overlapped       = 0x40000000,
                   NoBuffering      = 0x20000000,
                   RandomAccess     = 0x10000000,
                   SequentialScan   = 0x08000000,
                   DeleteOnClose    = 0x04000000,
                   BackupSemantics  = 0x02000000,
                   PosixSemantics   = 0x01000000,
                   OpenReparsePoint = 0x00200000,
                   OpenNoRecall     = 0x00100000,
                   FirstPipeInstance= 0x00080000
                }

                [StructLayout(LayoutKind.Sequential)]
                public struct SP_DEVINFO_DATA
                {
                        public uint cbSize;
                        public Guid ClassGuid;
                        public uint DevInst;
                        public IntPtr Reserved;
                }

                [StructLayout(LayoutKind.Sequential)]
                public struct SP_DEVICE_INTERFACE_DATA
                {
                        public int cbSize;
                        public Guid InterfaceClassGuid;
                        public int Flags;
                        public IntPtr RESERVED;
                }

                [StructLayout(LayoutKind.Sequential, Pack = 1)]
                public struct SP_DEVICE_INTERFACE_DETAIL_DATA
                {
                        public UInt32 cbSize;
                        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
                        public string DevicePath;
                }

                [StructLayout(LayoutKind.Sequential)]
                public struct HIDD_ATTRIBUTES
                {
                        public int Size;
                        public short VendorID;
                        public short ProductID;
                        public short VersionNumber;
                }

                [DllImport(@"hid.dll", CharSet=CharSet.Auto, SetLastError = true)]
                public static extern void HidD_GetHidGuid(out Guid gHid);

                [DllImport("hid.dll")]
                public static extern Boolean HidD_GetAttributes(IntPtr HidDeviceObject, ref HIDD_ATTRIBUTES Attributes);

                [DllImport("hid.dll")]
                internal extern static bool HidD_SetOutputReport(
                        IntPtr HidDeviceObject,
                        byte[] lpReportBuffer,
                        uint ReportBufferLength);

                [DllImport(@"setupapi.dll", CharSet = CharSet.Auto, SetLastError = true)]
                public static extern IntPtr SetupDiGetClassDevs(
                        ref Guid ClassGuid,
                        [MarshalAs(UnmanagedType.LPTStr)] string Enumerator,
                        IntPtr hwndParent,
                        UInt32 Flags
                        );

                [DllImport(@"setupapi.dll", CharSet=CharSet.Auto, SetLastError = true)]
                public static extern Boolean SetupDiEnumDeviceInterfaces(
                        IntPtr hDevInfo,
                        //ref SP_DEVINFO_DATA devInfo,
                        IntPtr devInvo,
                        ref Guid interfaceClassGuid,
                        UInt32 memberIndex,
                        ref SP_DEVICE_INTERFACE_DATA deviceInterfaceData
                );

                [DllImport(@"setupapi.dll", SetLastError = true)]
                public static extern Boolean SetupDiGetDeviceInterfaceDetail(
                        IntPtr hDevInfo,
                        ref SP_DEVICE_INTERFACE_DATA deviceInterfaceData,
                        IntPtr deviceInterfaceDetailData,
                        UInt32 deviceInterfaceDetailDataSize,
                        out UInt32 requiredSize,
                        IntPtr deviceInfoData
                );

                [DllImport(@"setupapi.dll", SetLastError = true)]
                public static extern Boolean SetupDiGetDeviceInterfaceDetail(
                        IntPtr hDevInfo,
                        ref SP_DEVICE_INTERFACE_DATA deviceInterfaceData,
                        ref SP_DEVICE_INTERFACE_DETAIL_DATA deviceInterfaceDetailData,
                        UInt32 deviceInterfaceDetailDataSize,
                        out UInt32 requiredSize,
                        IntPtr deviceInfoData
                );

                [DllImport(@"setupapi.dll", CharSet=CharSet.Auto, SetLastError = true)]
                public static extern UInt16 SetupDiDestroyDeviceInfoList( IntPtr hDevInfo );

                [DllImport("Kernel32.dll", SetLastError = true, CharSet = CharSet.Auto)]
                public static extern SafeFileHandle CreateFile(
                        string fileName,
                        [MarshalAs(UnmanagedType.U4)] FileAccess fileAccess,
                        [MarshalAs(UnmanagedType.U4)] FileShare fileShare,
                        IntPtr securityAttributes,
                        [MarshalAs(UnmanagedType.U4)] FileMode creationDisposition,
                        [MarshalAs(UnmanagedType.U4)] EFileAttributes flags,
                        IntPtr template);

                        [DllImport("kernel32.dll", SetLastError=true)]
                        [return: MarshalAs(UnmanagedType.Bool)]
                        public static extern bool CloseHandle(IntPtr hObject);
        }
}