private bool ResetDevice(IntPtr hDevInfo, Native.SP_DEVINFO_DATA devInfoData)
{
Native.SP_PROPCHANGE_PARAMS pcp = new Native.SP_PROPCHANGE_PARAMS
{
ClassInstallHeader =
{
cbSize = Marshal.SizeOf(typeof(Native.SP_CLASSINSTALL_HEADER)),
InstallFunction = Native.DIF_PROPERTYCHANGE
},
StateChange = Native.DICS_PROPCHANGE,
Scope = Native.DICS_FLAG_CONFIGSPECIFIC,
HwProfile = 0
};
int szOfPcp = Marshal.SizeOf(pcp);
IntPtr ptrToPcp = Marshal.AllocHGlobal(szOfPcp);
Marshal.StructureToPtr(pcp, ptrToPcp, true);
int szDevInfoData = Marshal.SizeOf(devInfoData);
IntPtr ptrToDevInfoData = Marshal.AllocHGlobal(szDevInfoData);
Marshal.StructureToPtr(devInfoData, ptrToDevInfoData, true);
bool rslt1 = Native.SetupDiSetClassInstallParams(hDevInfo, ptrToDevInfoData, ptrToPcp, Marshal.SizeOf(typeof(Native.SP_PROPCHANGE_PARAMS)));
bool rstl2 = Native.SetupDiCallClassInstaller(Native.DIF_PROPERTYCHANGE, hDevInfo, ptrToDevInfoData);
if (rslt1 && rstl2)
{
return(true);
}
return(false);
}
public bool ResetDevice(string match)
{
bool retour = false;
try
{
Guid myGUID = Guid.Empty;
IntPtr hDevInfo = Native.SetupDiGetClassDevs(ref myGUID, 0, IntPtr.Zero, Native.DIGCF_ALLCLASSES | Native.DIGCF_PRESENT);
if (hDevInfo.ToInt32() == Native.INVALID_HANDLE_VALUE)
{
return(false);
}
Native.SP_DEVINFO_DATA DeviceInfoData = new Native.SP_DEVINFO_DATA();
DeviceInfoData.cbSize = Marshal.SizeOf(DeviceInfoData);
//is devices exist for class
DeviceInfoData.devInst = 0;
DeviceInfoData.classGuid = Guid.Empty;
DeviceInfoData.reserved = UIntPtr.Zero;
UInt32 i;
StringBuilder deviceName = new StringBuilder("")
{
Capacity = Native.MAX_DEV_LEN
};
for (i = 0; Native.SetupDiEnumDeviceInfo(hDevInfo, i, DeviceInfoData); i++)
{
Native.SetupDiGetDeviceRegistryProperty(hDevInfo,
DeviceInfoData,
Native.SPDRP_DEVICEDESC,
0,
deviceName,
Native.MAX_DEV_LEN,
IntPtr.Zero);
if (deviceName.ToString().Trim().ToLower().Equals(match.Trim().ToLower()))
{
retour = ResetDevice(hDevInfo, DeviceInfoData);
break;
}
}
Native.SetupDiDestroyDeviceInfoList(hDevInfo);
}
catch (Exception ex)
{
throw new Exception("Failed to enumerate device tree!", ex);
}
return(retour);
}
