public static extern int SetupDiGetDeviceInterfaceDetail(
IntPtr hDevInfo,
ref SpDeviceInterfaceData deviceInterfaceData,
IntPtr deviceInterfaceDetailData,
int deviceInterfaceDetailDataSize,
out int requiredSize,
IntPtr deviceInfoData);
public static extern int SetupDiGetDeviceInterfaceDetail(
IntPtr hDevInfo,
ref SpDeviceInterfaceData deviceInterfaceData,
IntPtr deviceInterfaceDetailData,
int deviceInterfaceDetailDataSize,
out int requiredSize,
IntPtr deviceInfoData);
public static FileStream Open(string deviceId)
{
deviceId = deviceId.ToLower();
FileStream fileStream = (FileStream) null;
Guid lpHidGuid;
UsbAPI.HidD_GetHidGuid(out lpHidGuid);
IntPtr classDevs = UsbAPI.SetupDiGetClassDevs(ref lpHidGuid, IntPtr.Zero, IntPtr.Zero, 18);
SpDevInfoData deviceInfoData = new SpDevInfoData();
deviceInfoData.cbSize = (uint) Marshal.SizeOf((object) deviceInfoData);
for (uint memberIndex = 0U; UsbAPI.SetupDiEnumDeviceInfo(classDevs, memberIndex, ref deviceInfoData); ++memberIndex)
{
uint requiredSize1 = 4096U;
StringBuilder propertyBuffer = new StringBuilder((int) requiredSize1);
uint propertyRegDataType;
UsbAPI.SetupDiGetDeviceRegistryProperty(classDevs, ref deviceInfoData, 1U, out propertyRegDataType, propertyBuffer, requiredSize1, out requiredSize1);
if (propertyBuffer.ToString().ToLower().Contains(deviceId))
{
SpDeviceInterfaceData deviceInterfaceData = new SpDeviceInterfaceData();
deviceInterfaceData.cbSize = Marshal.SizeOf((object) deviceInterfaceData);
UsbAPI.SetupDiEnumDeviceInterfaces(classDevs, IntPtr.Zero, ref lpHidGuid, memberIndex, ref deviceInterfaceData);
int requiredSize2;
UsbAPI.SetupDiGetDeviceInterfaceDetail(classDevs, ref deviceInterfaceData, IntPtr.Zero, 0, out requiredSize2, IntPtr.Zero);
SpDeviceInterfaceDetailData deviceInterfaceDetailData = new SpDeviceInterfaceDetailData();
deviceInterfaceDetailData.cbSize = IntPtr.Size == 8 ? 8 : 4 + Marshal.SystemDefaultCharSize;
UsbAPI.SetupDiGetDeviceInterfaceDetail(classDevs, ref deviceInterfaceData, ref deviceInterfaceDetailData, requiredSize2, IntPtr.Zero, IntPtr.Zero);
SafeFileHandle handle = new SafeFileHandle(UsbAPI.CreateFile(deviceInterfaceDetailData.DevicePath, 3221225472U, 3U, IntPtr.Zero, 3U, 0U, IntPtr.Zero), true);
if (!handle.IsInvalid)
{
fileStream = new FileStream(handle, FileAccess.ReadWrite);
break;
}
break;
}
}
UsbAPI.SetupDiDestroyDeviceInfoList(classDevs);
if (fileStream == null)
throw new ApplicationException("Device not found");
return fileStream;
}
public static FileStream Open(string deviceId)
{
deviceId = deviceId.ToLower();
FileStream file = null;
Guid guid;
UsbAPI.HidD_GetHidGuid(out guid);
var hDevInfo = UsbAPI.SetupDiGetClassDevs(
ref guid,
IntPtr.Zero,
IntPtr.Zero,
UsbAPI.DigcfInterfaceDevice | UsbAPI.DigcfPresent);
var deviceInfoData = new SpDevInfoData();
deviceInfoData.cbSize = (uint) Marshal.SizeOf(deviceInfoData);
for (var i = 0u; UsbAPI.SetupDiEnumDeviceInfo(hDevInfo, i, ref deviceInfoData); i++)
{
uint bufferSize = 1024 * 4;
var sb = new StringBuilder((int) bufferSize);
uint propertyInfoRegDataType;
UsbAPI.SetupDiGetDeviceRegistryProperty(
hDevInfo,
ref deviceInfoData,
UsbAPI.SpdrpHardwareId,
out propertyInfoRegDataType,
sb,
bufferSize,
out bufferSize);
if (sb.ToString().ToLower().Contains(deviceId))
{
var interfaceData = new SpDeviceInterfaceData();
interfaceData.cbSize = Marshal.SizeOf(interfaceData);
UsbAPI.SetupDiEnumDeviceInterfaces(
hDevInfo,
IntPtr.Zero,
ref guid,
i,
ref interfaceData);
int requiredSize;
UsbAPI.SetupDiGetDeviceInterfaceDetail(
hDevInfo,
ref interfaceData,
IntPtr.Zero,
0,
out requiredSize,
IntPtr.Zero);
var interfaceDetail = new SpDeviceInterfaceDetailData();
interfaceDetail.cbSize = IntPtr.Size == 8 ? 8 : 4 + Marshal.SystemDefaultCharSize;
UsbAPI.SetupDiGetDeviceInterfaceDetail(
hDevInfo,
ref interfaceData,
ref interfaceDetail,
requiredSize,
IntPtr.Zero,
IntPtr.Zero);
var unsafeHandle = UsbAPI.CreateFile(
interfaceDetail.DevicePath,
UsbAPI.GenericRead | UsbAPI.GenericWrite,
UsbAPI.FileShareRead | UsbAPI.FileShareWrite,
IntPtr.Zero,
UsbAPI.OpenExisting,
0,
IntPtr.Zero);
var hidHandle = new SafeFileHandle(unsafeHandle, true);
if (!hidHandle.IsInvalid)
{
file = new FileStream(hidHandle, FileAccess.ReadWrite);
}
break;
}
}
UsbAPI.SetupDiDestroyDeviceInfoList(hDevInfo);
if (file == null)
{
throw new ApplicationException("Device not found");
}
return file;
}
public static extern int SetupDiEnumDeviceInterfaces(IntPtr hDevInfo, IntPtr devInfo, ref Guid interfaceClassGuid, uint memberIndex, ref SpDeviceInterfaceData deviceInterfaceData);
public static FileStream Open(string deviceId)
{
deviceId = deviceId.ToLower();
FileStream file = null;
Guid guid;
UsbAPI.HidD_GetHidGuid(out guid);
var hDevInfo = UsbAPI.SetupDiGetClassDevs(
ref guid,
IntPtr.Zero,
IntPtr.Zero,
UsbAPI.DigcfInterfaceDevice | UsbAPI.DigcfPresent);
var deviceInfoData = new SpDevInfoData();
deviceInfoData.cbSize = (uint)Marshal.SizeOf(deviceInfoData);
for (var i = 0u; UsbAPI.SetupDiEnumDeviceInfo(hDevInfo, i, ref deviceInfoData); i++)
{
uint bufferSize = 1024 * 4;
var sb = new StringBuilder((int)bufferSize);
uint propertyInfoRegDataType;
UsbAPI.SetupDiGetDeviceRegistryProperty(
hDevInfo,
ref deviceInfoData,
UsbAPI.SpdrpHardwareId,
out propertyInfoRegDataType,
sb,
bufferSize,
out bufferSize);
if (sb.ToString().ToLower().Contains(deviceId))
{
var interfaceData = new SpDeviceInterfaceData();
interfaceData.cbSize = Marshal.SizeOf(interfaceData);
UsbAPI.SetupDiEnumDeviceInterfaces(
hDevInfo,
IntPtr.Zero,
ref guid,
i,
ref interfaceData);
int requiredSize;
UsbAPI.SetupDiGetDeviceInterfaceDetail(
hDevInfo,
ref interfaceData,
IntPtr.Zero,
0,
out requiredSize,
IntPtr.Zero);
var interfaceDetail = new SpDeviceInterfaceDetailData();
interfaceDetail.cbSize = IntPtr.Size == 8 ? 8 : 4 + Marshal.SystemDefaultCharSize;
UsbAPI.SetupDiGetDeviceInterfaceDetail(
hDevInfo,
ref interfaceData,
ref interfaceDetail,
requiredSize,
IntPtr.Zero,
IntPtr.Zero);
var unsafeHandle = UsbAPI.CreateFile(
interfaceDetail.DevicePath,
UsbAPI.GenericRead | UsbAPI.GenericWrite,
UsbAPI.FileShareRead | UsbAPI.FileShareWrite,
IntPtr.Zero,
UsbAPI.OpenExisting,
0,
IntPtr.Zero);
var hidHandle = new SafeFileHandle(unsafeHandle, true);
if (!hidHandle.IsInvalid)
{
file = new FileStream(hidHandle, FileAccess.ReadWrite);
}
break;
}
}
UsbAPI.SetupDiDestroyDeviceInfoList(hDevInfo);
if (file == null)
{
throw new ApplicationException("Device not found");
}
return(file);
}
public static extern int SetupDiEnumDeviceInterfaces(
IntPtr hDevInfo,
IntPtr devInfo,
ref Guid interfaceClassGuid,
UInt32 memberIndex,
ref SpDeviceInterfaceData deviceInterfaceData);