//---#+************************************************************************
//---NOTATION:
//- int CT_SetupDiEnumDeviceInterfaces(int memberIndex)
//-
//--- DESCRIPTION:
//-- results = 1 iin the second pass of the routine is success
//- DeviceInterfaceDetailDataSize parameter (RequiredSize) came from the first pass
//
// Autor: F.L.
//-*************************************************************************+#*
public unsafe int CT_SetupDiGetDeviceInterfaceDetailx(ref int RequiredSize, int DeviceInterfaceDetailDataSize)
{
myPSP_DEVICE_INTERFACE_DETAIL_DATA = new PSP_DEVICE_INTERFACE_DETAIL_DATA();
//
// This part needs some work
// if I use the following line of code
// myPSP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = sizeof(PSP_DEVICE_INTERFACE_DETAIL_DATA);
// I get the following error
// !! Cannot take the address or size of a variable of a managed type ('USBSharp.USBSharp.PSP_DEVICE_INTERFACE_DETAIL_DATA')
//
// As a result.. this is hard coded for now !!!
// for the c struct PSP_DEVICE_INTERFACE_DETAIL_DATA dizeof = DWORD cbSize (size 4) + Char[0] (size 1) = Total size 5 ?
//
myPSP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = 5;
int results =
SetupDiGetDeviceInterfaceDetail(
hDevInfo, // IN HDEVINFO DeviceInfoSet,
ref mySP_DEVICE_INTERFACE_DATA, // IN PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData,
ref myPSP_DEVICE_INTERFACE_DETAIL_DATA, // DeviceInterfaceDetailData, OPTIONAL
DeviceInterfaceDetailDataSize, // IN DWORD DeviceInterfaceDetailDataSize,
ref RequiredSize, // OUT PDWORD RequiredSize, OPTIONAL
null); //
DevicePathName = myPSP_DEVICE_INTERFACE_DETAIL_DATA.DevicePath;
return(results);
}
private static extern unsafe int SetupDiGetDeviceInterfaceDetail(
int DeviceInfoSet,
ref SP_DEVICE_INTERFACE_DATA lpDeviceInterfaceData,
ref PSP_DEVICE_INTERFACE_DETAIL_DATA myPSP_DEVICE_INTERFACE_DETAIL_DATA,
int detailSize,
ref int requiredSize,
int *bPtr);
public static extern int SetupDiGetDeviceInterfaceDetail(
int DeviceInfoSet,
ref SP_DEVICE_INTERFACE_DATA lpDeviceInterfaceData,
ref PSP_DEVICE_INTERFACE_DETAIL_DATA myPSP_DEVICE_INTERFACE_DETAIL_DATA,
int detailSize,
ref int requiredSize,
IntPtr bPtr);
private unsafe void _Init(string devicePath, bool throwNotFoundError)
{
int result;
int deviceCount = 0;
int size = 0;
int requiredSize = 0;
_guid = new GUID();
HidD_GetHidGuid(ref _guid);
_hDeviceInfo = SetupDiGetClassDevs(ref _guid, null, null, DIGCF_INTERFACEDEVICE | DIGCF_PRESENT);
do
{
_SP_DEVICE_INTERFACE_DATA = new SP_DEVICE_INTERFACE_DATA();
_SP_DEVICE_INTERFACE_DATA.cbSize = Marshal.SizeOf(_SP_DEVICE_INTERFACE_DATA);
result = SetupDiEnumDeviceInterfaces(_hDeviceInfo, 0, ref _guid, deviceCount, ref _SP_DEVICE_INTERFACE_DATA);
SetupDiGetDeviceInterfaceDetail(_hDeviceInfo, ref _SP_DEVICE_INTERFACE_DATA, null, 0, ref requiredSize, null);
size = requiredSize;
_PSP_DEVICE_INTERFACE_DETAIL_DATA = new PSP_DEVICE_INTERFACE_DETAIL_DATA();
_PSP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = 5;
SetupDiGetDeviceInterfaceDetail(_hDeviceInfo, ref _SP_DEVICE_INTERFACE_DATA, ref _PSP_DEVICE_INTERFACE_DETAIL_DATA,
size, ref requiredSize, null);
_devicePath = _PSP_DEVICE_INTERFACE_DETAIL_DATA.DevicePath;
if (_devicePath == devicePath)
{
_found = true;
_SP_DEVICE_INTERFACE_DATA = new SP_DEVICE_INTERFACE_DATA();
_SP_DEVICE_INTERFACE_DATA.cbSize = Marshal.SizeOf(_SP_DEVICE_INTERFACE_DATA);
SetupDiEnumDeviceInterfaces(_hDeviceInfo, 0, ref _guid, deviceCount, ref _SP_DEVICE_INTERFACE_DATA);
size = 0;
requiredSize = 0;
SetupDiGetDeviceInterfaceDetail(_hDeviceInfo, ref _SP_DEVICE_INTERFACE_DATA, null, size, ref requiredSize, null);
SetupDiGetDeviceInterfaceDetail(_hDeviceInfo, ref _SP_DEVICE_INTERFACE_DATA, null, size, ref requiredSize, null);
_hidHandle = CreateFile(_devicePath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
break;
}
deviceCount++;
} while (result != 0);
if (!_found)
{
if (throwNotFoundError)
{
throw new InvalidOperationException("Device not found");
}
}
else
{
_dataReadingThread = new Thread(new ThreadStart(_ReadDataThread));
_dataReadingThread.Start();
}
}
//---#+************************************************************************
//---NOTATION:
//- int CT_SetupDiEnumDeviceInterfaces(int memberIndex)
//-
//--- DESCRIPTION:
//-- results = 1 iin the second pass of the routine is success
//- DeviceInterfaceDetailDataSize parameter (RequiredSize) came from the first pass
//
// Autor: F.L.
//-*************************************************************************+#*
public unsafe int CT_SetupDiGetDeviceInterfaceDetailx(ref string devicePath, ref int RequiredSize, int DeviceInterfaceDetailDataSize)
{
myPSP_DEVICE_INTERFACE_DETAIL_DATA = new PSP_DEVICE_INTERFACE_DETAIL_DATA();
myPSP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = 5;
int results =
SetupDiGetDeviceInterfaceDetail(
hDevInfo, // IN HDEVINFO DeviceInfoSet,
ref mySP_DEVICE_INTERFACE_DATA, // IN PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData,
ref myPSP_DEVICE_INTERFACE_DETAIL_DATA, // DeviceInterfaceDetailData, OPTIONAL
DeviceInterfaceDetailDataSize, // IN DWORD DeviceInterfaceDetailDataSize,
ref RequiredSize, // OUT PDWORD RequiredSize, OPTIONAL
null); //
DevicePathName = myPSP_DEVICE_INTERFACE_DETAIL_DATA.DevicePath;
devicePath = myPSP_DEVICE_INTERFACE_DETAIL_DATA.DevicePath;
return(results);
}
//---#+************************************************************************
//---NOTATION:
//- int CT_SetupDiEnumDeviceInterfaces(int memberIndex)
//-
//--- DESCRIPTION:
//-- results = 1 iin the second pass of the routine is success
//- DeviceInterfaceDetailDataSize parameter (RequiredSize) came from the first pass
//
// Autor: F.L.
//-*************************************************************************+#*
public unsafe int CT_SetupDiGetDeviceInterfaceDetailx(ref int RequiredSize, int DeviceInterfaceDetailDataSize)
{
myPSP_DEVICE_INTERFACE_DETAIL_DATA = new PSP_DEVICE_INTERFACE_DETAIL_DATA();
//
// This part needs some work
// if I use the following line of code
// myPSP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = sizeof(PSP_DEVICE_INTERFACE_DETAIL_DATA);
// I get the following error
// !! Cannot take the address or size of a variable of a managed type ('USBSharp.USBSharp.PSP_DEVICE_INTERFACE_DETAIL_DATA')
//
// As a result.. this is hard coded for now !!!
// for the c struct PSP_DEVICE_INTERFACE_DETAIL_DATA dizeof = DWORD cbSize (size 4) + Char[0] (size 1) = Total size 5 ?
//
myPSP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = 5;
int results =
SetupDiGetDeviceInterfaceDetail(
hDevInfo, // IN HDEVINFO DeviceInfoSet,
ref mySP_DEVICE_INTERFACE_DATA, // IN PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData,
ref myPSP_DEVICE_INTERFACE_DETAIL_DATA, // DeviceInterfaceDetailData, OPTIONAL
DeviceInterfaceDetailDataSize, // IN DWORD DeviceInterfaceDetailDataSize,
ref RequiredSize, // OUT PDWORD RequiredSize, OPTIONAL
null); //
DevicePathName = myPSP_DEVICE_INTERFACE_DETAIL_DATA.DevicePath;
return results;
}
static extern unsafe int SetupDiGetDeviceInterfaceDetail(
int DeviceInfoSet,
ref SP_DEVICE_INTERFACE_DATA lpDeviceInterfaceData,
ref PSP_DEVICE_INTERFACE_DETAIL_DATA myPSP_DEVICE_INTERFACE_DETAIL_DATA,
int detailSize,
ref int requiredSize,
int* bPtr);
private unsafe void _Init(int vendorId, int productId, bool throwNotFoundError)
{
int result;
int deviceCount = 0;
int size = 0;
int requiredSize = 0;
_guid = new GUID();
HidD_GetHidGuid(ref _guid);
_hDeviceInfo = SetupDiGetClassDevs(ref _guid, null, null, DIGCF_INTERFACEDEVICE | DIGCF_PRESENT);
do
{
_SP_DEVICE_INTERFACE_DATA = new SP_DEVICE_INTERFACE_DATA();
_SP_DEVICE_INTERFACE_DATA.cbSize = Marshal.SizeOf(_SP_DEVICE_INTERFACE_DATA);
result = SetupDiEnumDeviceInterfaces(_hDeviceInfo, 0, ref _guid, deviceCount, ref _SP_DEVICE_INTERFACE_DATA);
SetupDiGetDeviceInterfaceDetail(_hDeviceInfo, ref _SP_DEVICE_INTERFACE_DATA, null, 0, ref requiredSize, null);
size = requiredSize;
_PSP_DEVICE_INTERFACE_DETAIL_DATA = new PSP_DEVICE_INTERFACE_DETAIL_DATA();
_PSP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = 5;
SetupDiGetDeviceInterfaceDetail(_hDeviceInfo, ref _SP_DEVICE_INTERFACE_DATA, ref _PSP_DEVICE_INTERFACE_DETAIL_DATA,
size, ref requiredSize, null);
_devicePath = _PSP_DEVICE_INTERFACE_DETAIL_DATA.DevicePath;
string deviceID = "vid_" + vendorId.ToString("x4") + "&pid_" + productId.ToString("x4");
if (_devicePath.IndexOf(deviceID) > 0)
{
_found = true;
_SP_DEVICE_INTERFACE_DATA = new SP_DEVICE_INTERFACE_DATA();
_SP_DEVICE_INTERFACE_DATA.cbSize = Marshal.SizeOf(_SP_DEVICE_INTERFACE_DATA);
SetupDiEnumDeviceInterfaces(_hDeviceInfo, 0, ref _guid, deviceCount, ref _SP_DEVICE_INTERFACE_DATA);
size = 0;
requiredSize = 0;
SetupDiGetDeviceInterfaceDetail(_hDeviceInfo, ref _SP_DEVICE_INTERFACE_DATA, null, size, ref requiredSize, null);
SetupDiGetDeviceInterfaceDetail(_hDeviceInfo, ref _SP_DEVICE_INTERFACE_DATA, null, size, ref requiredSize, null);
_hidHandle = CreateFile(_devicePath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
break;
}
deviceCount++;
} while (result != 0);
if (!_found)
{
if (throwNotFoundError)
throw new InvalidOperationException("Device not found");
}
else
{
_dataReadingThread = new Thread(new ThreadStart(_ReadDataThread));
_dataReadingThread.Start();
}
}
public static unsafe List <string> GetAllDevices(int?vendorId, int?productId)
{
int result;
int deviceCount = 0;
int size = 0;
int requiredSize = 0;
var ret = new List <string>();
var guid = new GUID();
HidD_GetHidGuid(ref guid);
var hDeviceInfo = SetupDiGetClassDevs(ref guid, null, null, DIGCF_INTERFACEDEVICE | DIGCF_PRESENT);
do
{
var SP_DEVICE_INTERFACE_DATA = new SP_DEVICE_INTERFACE_DATA();
SP_DEVICE_INTERFACE_DATA.cbSize = Marshal.SizeOf(SP_DEVICE_INTERFACE_DATA);
result = SetupDiEnumDeviceInterfaces(hDeviceInfo, 0, ref guid, deviceCount, ref SP_DEVICE_INTERFACE_DATA);
SetupDiGetDeviceInterfaceDetail(hDeviceInfo, ref SP_DEVICE_INTERFACE_DATA, null, 0, ref requiredSize, null);
size = requiredSize;
var PSP_DEVICE_INTERFACE_DETAIL_DATA = new PSP_DEVICE_INTERFACE_DETAIL_DATA();
PSP_DEVICE_INTERFACE_DETAIL_DATA.cbSize = 5;
SetupDiGetDeviceInterfaceDetail(hDeviceInfo, ref SP_DEVICE_INTERFACE_DATA, ref PSP_DEVICE_INTERFACE_DETAIL_DATA,
size, ref requiredSize, null);
var devicePath = PSP_DEVICE_INTERFACE_DETAIL_DATA.DevicePath;
string deviceID = String.Empty;
if (vendorId.HasValue)
{
deviceID += "vid_" + vendorId.Value.ToString("x4");
}
if (productId.HasValue)
{
if (!String.IsNullOrEmpty(deviceID))
{
deviceID += "&";
}
deviceID += "pid_" + productId.Value.ToString("x4");
}
if (String.IsNullOrEmpty(deviceID) || devicePath.IndexOf(deviceID) > 0)
{
SP_DEVICE_INTERFACE_DATA = new SP_DEVICE_INTERFACE_DATA();
SP_DEVICE_INTERFACE_DATA.cbSize = Marshal.SizeOf(SP_DEVICE_INTERFACE_DATA);
SetupDiEnumDeviceInterfaces(hDeviceInfo, 0, ref guid, deviceCount, ref SP_DEVICE_INTERFACE_DATA);
size = 0;
requiredSize = 0;
SetupDiGetDeviceInterfaceDetail(hDeviceInfo, ref SP_DEVICE_INTERFACE_DATA, null, size, ref requiredSize, null);
SetupDiGetDeviceInterfaceDetail(hDeviceInfo, ref SP_DEVICE_INTERFACE_DATA, null, size, ref requiredSize, null);
//var hidHandle = CreateFile(devicePath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
ret.Add(devicePath);
//CloseHandle(hidHandle);
}
deviceCount++;
} while (result != 0);
SetupDiDestroyDeviceInfoList(hDeviceInfo);
return(ret);
}
