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using System;
using System.Runtime.InteropServices;
namespace HidLibrary
{
internal static class NativeMethods
{
internal const int FILE_FLAG_OVERLAPPED = 0x40000000;
internal const short FILE_SHARE_READ = 0x1;
internal const short FILE_SHARE_WRITE = 0x2;
internal const uint GENERIC_READ = 0x80000000;
internal const uint GENERIC_WRITE = 0x40000000;
internal const int ACCESS_NONE = 0;
internal const int INVALID_HANDLE_VALUE = -1;
internal const short OPEN_EXISTING = 3;
internal const int WAIT_TIMEOUT = 0x102;
internal const uint WAIT_OBJECT_0 = 0;
internal const uint WAIT_FAILED = 0xffffffff;
internal const int WAIT_INFINITE = -1;
[StructLayout(LayoutKind.Sequential)]
internal struct OVERLAPPED
{
public int Internal;
public int InternalHigh;
public int Offset;
public int OffsetHigh;
public int hEvent;
}
[StructLayout(LayoutKind.Sequential)]
internal struct SECURITY_ATTRIBUTES
{
public int nLength;
public IntPtr lpSecurityDescriptor;
public bool bInheritHandle;
}
[DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true, CharSet = CharSet.Auto)]
static internal extern bool CancelIo(IntPtr hFile);
[DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true, CharSet = CharSet.Auto)]
static internal extern bool CancelIoEx(IntPtr hFile, IntPtr lpOverlapped);
[DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true, CharSet = CharSet.Auto)]
static internal extern bool CloseHandle(IntPtr hObject);
[DllImport("kernel32.dll", SetLastError = true, ExactSpelling = true, CharSet = CharSet.Auto)]
static internal extern bool CancelSynchronousIo(IntPtr hObject);
[DllImport("kernel32.dll", CharSet = CharSet.Auto)]
static internal extern IntPtr CreateEvent(ref SECURITY_ATTRIBUTES securityAttributes, int bManualReset, int bInitialState, string lpName);
[DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
static internal extern IntPtr CreateFile(string lpFileName, uint dwDesiredAccess, int dwShareMode, ref SECURITY_ATTRIBUTES lpSecurityAttributes, int dwCreationDisposition, int dwFlagsAndAttributes, int hTemplateFile);
[DllImport("kernel32.dll", SetLastError = true)]
static internal extern bool ReadFile(IntPtr hFile, IntPtr lpBuffer, uint nNumberOfBytesToRead, out uint lpNumberOfBytesRead, [In] ref System.Threading.NativeOverlapped lpOverlapped);
[DllImport("kernel32.dll")]
static internal extern uint WaitForSingleObject(IntPtr hHandle, int dwMilliseconds);
[DllImport("kernel32.dll", SetLastError = true)]
static internal extern bool GetOverlappedResult(IntPtr hFile, [In] ref System.Threading.NativeOverlapped lpOverlapped, out uint lpNumberOfBytesTransferred, bool bWait);
[DllImport("kernel32.dll")]
static internal extern bool WriteFile(IntPtr hFile, byte[] lpBuffer, uint nNumberOfBytesToWrite, out uint lpNumberOfBytesWritten, [In] ref System.Threading.NativeOverlapped lpOverlapped);
internal const int DBT_DEVICEARRIVAL = 0x8000;
internal const int DBT_DEVICEREMOVECOMPLETE = 0x8004;
internal const int DBT_DEVTYP_DEVICEINTERFACE = 5;
internal const int DBT_DEVTYP_HANDLE = 6;
internal const int DEVICE_NOTIFY_ALL_INTERFACE_CLASSES = 4;
internal const int DEVICE_NOTIFY_SERVICE_HANDLE = 1;
internal const int DEVICE_NOTIFY_WINDOW_HANDLE = 0;
internal const int WM_DEVICECHANGE = 0x219;
internal const short DIGCF_PRESENT = 0x2;
internal const short DIGCF_DEVICEINTERFACE = 0x10;
internal const int DIGCF_ALLCLASSES = 0x4;
internal const int MAX_DEV_LEN = 1000;
internal const int SPDRP_ADDRESS = 0x1c;
internal const int SPDRP_BUSNUMBER = 0x15;
internal const int SPDRP_BUSTYPEGUID = 0x13;
internal const int SPDRP_CAPABILITIES = 0xf;
internal const int SPDRP_CHARACTERISTICS = 0x1b;
internal const int SPDRP_CLASS = 7;
internal const int SPDRP_CLASSGUID = 8;
internal const int SPDRP_COMPATIBLEIDS = 2;
internal const int SPDRP_CONFIGFLAGS = 0xa;
internal const int SPDRP_DEVICE_POWER_DATA = 0x1e;
internal const int SPDRP_DEVICEDESC = 0;
internal const int SPDRP_DEVTYPE = 0x19;
internal const int SPDRP_DRIVER = 9;
internal const int SPDRP_ENUMERATOR_NAME = 0x16;
internal const int SPDRP_EXCLUSIVE = 0x1a;
internal const int SPDRP_FRIENDLYNAME = 0xc;
internal const int SPDRP_HARDWAREID = 1;
internal const int SPDRP_LEGACYBUSTYPE = 0x14;
internal const int SPDRP_LOCATION_INFORMATION = 0xd;
internal const int SPDRP_LOWERFILTERS = 0x12;
internal const int SPDRP_MFG = 0xb;
internal const int SPDRP_PHYSICAL_DEVICE_OBJECT_NAME = 0xe;
internal const int SPDRP_REMOVAL_POLICY = 0x1f;
internal const int SPDRP_REMOVAL_POLICY_HW_DEFAULT = 0x20;
internal const int SPDRP_REMOVAL_POLICY_OVERRIDE = 0x21;
internal const int SPDRP_SECURITY = 0x17;
internal const int SPDRP_SECURITY_SDS = 0x18;
internal const int SPDRP_SERVICE = 4;
internal const int SPDRP_UI_NUMBER = 0x10;
internal const int SPDRP_UI_NUMBER_DESC_FORMAT = 0x1d;
internal const int SPDRP_UPPERFILTERS = 0x11;
[StructLayout(LayoutKind.Sequential)]
internal class DEV_BROADCAST_DEVICEINTERFACE
{
internal int dbcc_size;
internal int dbcc_devicetype;
internal int dbcc_reserved;
internal Guid dbcc_classguid;
internal short dbcc_name;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
internal class DEV_BROADCAST_DEVICEINTERFACE_1
{
internal int dbcc_size;
internal int dbcc_devicetype;
internal int dbcc_reserved;
[MarshalAs(UnmanagedType.ByValArray, ArraySubType = UnmanagedType.U1, SizeConst = 16)]
internal byte[] dbcc_classguid;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 255)]
internal char[] dbcc_name;
}
[StructLayout(LayoutKind.Sequential)]
internal class DEV_BROADCAST_HANDLE
{
internal int dbch_size;
internal int dbch_devicetype;
internal int dbch_reserved;
internal int dbch_handle;
internal int dbch_hdevnotify;
}
[StructLayout(LayoutKind.Sequential)]
internal class DEV_BROADCAST_HDR
{
internal int dbch_size;
internal int dbch_devicetype;
internal int dbch_reserved;
}
[StructLayout(LayoutKind.Sequential)]
internal struct SP_DEVICE_INTERFACE_DATA
{
internal int cbSize;
internal System.Guid InterfaceClassGuid;
internal int Flags;
internal IntPtr Reserved;
}
[StructLayout(LayoutKind.Sequential)]
internal struct SP_DEVINFO_DATA
{
internal int cbSize;
internal Guid ClassGuid;
internal int DevInst;
internal IntPtr Reserved;
}
[StructLayout(LayoutKind.Sequential, CharSet=CharSet.Auto)]
internal struct SP_DEVICE_INTERFACE_DETAIL_DATA
{
internal int Size;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]
internal string DevicePath;
}
[StructLayout(LayoutKind.Sequential)]
internal struct DEVPROPKEY
{
public Guid fmtid;
public ulong pid;
}
internal static DEVPROPKEY DEVPKEY_Device_BusReportedDeviceDesc =
new DEVPROPKEY { fmtid = new Guid(0x540b947e, 0x8b40, 0x45bc, 0xa8, 0xa2, 0x6a, 0x0b, 0x89, 0x4c, 0xbd, 0xa2), pid = 4 };
[DllImport("setupapi.dll", EntryPoint = "SetupDiGetDeviceRegistryProperty")]
public static extern bool SetupDiGetDeviceRegistryProperty(IntPtr deviceInfoSet, ref SP_DEVINFO_DATA deviceInfoData, int propertyVal, ref int propertyRegDataType, byte[] propertyBuffer, int propertyBufferSize, ref int requiredSize);
[DllImport("setupapi.dll", EntryPoint = "SetupDiGetDevicePropertyW", SetLastError = true)]
public static extern bool SetupDiGetDeviceProperty(IntPtr deviceInfo, ref SP_DEVINFO_DATA deviceInfoData, ref DEVPROPKEY propkey, ref ulong propertyDataType, byte[] propertyBuffer, int propertyBufferSize, ref int requiredSize, uint flags);
[DllImport("setupapi.dll")]
static internal extern bool SetupDiEnumDeviceInfo(IntPtr deviceInfoSet, int memberIndex, ref SP_DEVINFO_DATA deviceInfoData);
[DllImport("user32.dll", CharSet = CharSet.Auto)]
static internal extern IntPtr RegisterDeviceNotification(IntPtr hRecipient, IntPtr notificationFilter, Int32 flags);
[DllImport("setupapi.dll")]
internal static extern int SetupDiCreateDeviceInfoList(ref Guid classGuid, int hwndParent);
[DllImport("setupapi.dll")]
static internal extern int SetupDiDestroyDeviceInfoList(IntPtr deviceInfoSet);
[DllImport("setupapi.dll")]
static internal extern bool SetupDiEnumDeviceInterfaces(IntPtr deviceInfoSet, ref SP_DEVINFO_DATA deviceInfoData, ref Guid interfaceClassGuid, int memberIndex, ref SP_DEVICE_INTERFACE_DATA deviceInterfaceData);
[DllImport("setupapi.dll", CharSet = CharSet.Auto)]
static internal extern IntPtr SetupDiGetClassDevs(ref System.Guid classGuid, string enumerator, int hwndParent, int flags);
[DllImport("setupapi.dll", CharSet = CharSet.Auto, EntryPoint = "SetupDiGetDeviceInterfaceDetail")]
static internal extern bool SetupDiGetDeviceInterfaceDetailBuffer(IntPtr deviceInfoSet, ref SP_DEVICE_INTERFACE_DATA deviceInterfaceData, IntPtr deviceInterfaceDetailData, int deviceInterfaceDetailDataSize, ref int requiredSize, IntPtr deviceInfoData);
[DllImport("setupapi.dll", CharSet = CharSet.Auto)]
static internal extern bool SetupDiGetDeviceInterfaceDetail(IntPtr deviceInfoSet, ref SP_DEVICE_INTERFACE_DATA deviceInterfaceData, ref SP_DEVICE_INTERFACE_DETAIL_DATA deviceInterfaceDetailData, int deviceInterfaceDetailDataSize, ref int requiredSize, IntPtr deviceInfoData);
[DllImport("user32.dll")]
static internal extern bool UnregisterDeviceNotification(IntPtr handle);
internal const short HIDP_INPUT = 0;
internal const short HIDP_OUTPUT = 1;
internal const short HIDP_FEATURE = 2;
[StructLayout(LayoutKind.Sequential)]
internal struct HIDD_ATTRIBUTES
{
internal int Size;
internal ushort VendorID;
internal ushort ProductID;
internal short VersionNumber;
}
[StructLayout(LayoutKind.Sequential)]
internal struct HIDP_CAPS
{
internal short Usage;
internal short UsagePage;
internal short InputReportByteLength;
internal short OutputReportByteLength;
internal short FeatureReportByteLength;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 17)]
internal short[] Reserved;
internal short NumberLinkCollectionNodes;
internal short NumberInputButtonCaps;
internal short NumberInputValueCaps;
internal short NumberInputDataIndices;
internal short NumberOutputButtonCaps;
internal short NumberOutputValueCaps;
internal short NumberOutputDataIndices;
internal short NumberFeatureButtonCaps;
internal short NumberFeatureValueCaps;
internal short NumberFeatureDataIndices;
}
[StructLayout(LayoutKind.Sequential)]
internal struct HIDP_VALUE_CAPS
{
internal short UsagePage;
internal byte ReportID;
internal int IsAlias;
internal short BitField;
internal short LinkCollection;
internal short LinkUsage;
internal short LinkUsagePage;
internal int IsRange;
internal int IsStringRange;
internal int IsDesignatorRange;
internal int IsAbsolute;
internal int HasNull;
internal byte Reserved;
internal short BitSize;
internal short ReportCount;
internal short Reserved2;
internal short Reserved3;
internal short Reserved4;
internal short Reserved5;
internal short Reserved6;
internal int LogicalMin;
internal int LogicalMax;
internal int PhysicalMin;
internal int PhysicalMax;
internal short UsageMin;
internal short UsageMax;
internal short StringMin;
internal short StringMax;
internal short DesignatorMin;
internal short DesignatorMax;
internal short DataIndexMin;
internal short DataIndexMax;
}
[DllImport("hid.dll")]
static internal extern bool HidD_FlushQueue(IntPtr hidDeviceObject);
[DllImport("hid.dll")]
static internal extern bool HidD_GetAttributes(IntPtr hidDeviceObject, ref HIDD_ATTRIBUTES attributes);
[DllImport("hid.dll")]
static internal extern bool HidD_GetFeature(IntPtr hidDeviceObject, byte[] lpReportBuffer, int reportBufferLength);
[DllImport("hid.dll")]
static internal extern bool HidD_GetInputReport(IntPtr hidDeviceObject, byte[] lpReportBuffer, int reportBufferLength);
[DllImport("hid.dll")]
static internal extern void HidD_GetHidGuid(ref Guid hidGuid);
[DllImport("hid.dll")]
static internal extern bool HidD_GetNumInputBuffers(IntPtr hidDeviceObject, ref int numberBuffers);
[DllImport("hid.dll")]
static internal extern bool HidD_GetPreparsedData(IntPtr hidDeviceObject, ref IntPtr preparsedData);
[DllImport("hid.dll")]
static internal extern bool HidD_FreePreparsedData(IntPtr preparsedData);
[DllImport("hid.dll")]
static internal extern bool HidD_SetFeature(IntPtr hidDeviceObject, byte[] lpReportBuffer, int reportBufferLength);
[DllImport("hid.dll")]
static internal extern bool HidD_SetNumInputBuffers(IntPtr hidDeviceObject, int numberBuffers);
[DllImport("hid.dll")]
static internal extern bool HidD_SetOutputReport(IntPtr hidDeviceObject, byte[] lpReportBuffer, int reportBufferLength);
[DllImport("hid.dll")]
static internal extern int HidP_GetCaps(IntPtr preparsedData, ref HIDP_CAPS capabilities);
[DllImport("hid.dll")]
static internal extern int HidP_GetValueCaps(short reportType, ref byte valueCaps, ref short valueCapsLength, IntPtr preparsedData);
[DllImport("hid.dll", CharSet = CharSet.Unicode)]
internal static extern bool HidD_GetProductString(IntPtr hidDeviceObject, ref byte lpReportBuffer, int ReportBufferLength);
[DllImport("hid.dll", CharSet = CharSet.Unicode)]
internal static extern bool HidD_GetManufacturerString(IntPtr hidDeviceObject, ref byte lpReportBuffer, int ReportBufferLength);
[DllImport("hid.dll", CharSet = CharSet.Unicode)]
internal static extern bool HidD_GetSerialNumberString(IntPtr hidDeviceObject, ref byte lpReportBuffer, int reportBufferLength);
}
}