private static void Read_USB_Thread()
{
int num = 0;
int num2 = 0;
GenericHID.m_we_are_in_read_loop = true;
Utilities.OVERLAPPED oVERLAPPED = default(Utilities.OVERLAPPED);
Utilities.SECURITY_ATTRIBUTES sECURITY_ATTRIBUTES = default(Utilities.SECURITY_ATTRIBUTES);
sECURITY_ATTRIBUTES.lpSecurityDescriptor = 0;
sECURITY_ATTRIBUTES.bInheritHandle = Convert.ToInt32(true);
sECURITY_ATTRIBUTES.nLength = Marshal.SizeOf(sECURITY_ATTRIBUTES);
//int hEvent = Utilities.CreateEvent(ref sECURITY_ATTRIBUTES, Convert.ToInt32(false), Convert.ToInt32(false), "");
//oVERLAPPED.hEvent = hEvent;
while (GenericHID.m_we_are_in_read_loop)
{
Array.Clear(GenericHID.m_read_buffer, 0, GenericHID.m_read_buffer.Length);
oVERLAPPED.Offset = 0;
oVERLAPPED.OffsetHigh = 0;
//bool flag = GenericHID.ReadFile(Utilities.m_flags.HID_read_handle, GenericHID.m_read_buffer, (int)Utilities.m_flags.irbl, ref num2, ref oVERLAPPED);
bool flag = false;
if (flag)
{
if (GenericHID.USBDataAvailable != null)
{
GenericHID.USBDataAvailable();
GenericHID.m_packet_is_copied.WaitOne(1000, false);
}
}
else
{
int lastError = 0; // USB.GetLastError();
int num3 = lastError;
if (num3 != 38)
{
if (num3 != 997)
{
num++;
}
else
{
//sUtilities.WaitForSingleObject(oVERLAPPED.hEvent, 2000);
//bool overlappedResult = USB.GetOverlappedResult(Utilities.m_flags.HID_read_handle, ref oVERLAPPED, ref num2, 0);
bool overlappedResult = false;
if (overlappedResult && GenericHID.USBDataAvailable != null)
{
GenericHID.USBDataAvailable();
GenericHID.m_packet_is_copied.WaitOne(1000, false);
}
}
}
else
{
num++;
}
}
}
num++;
}
public static void Cleanup()
{
if (GenericHID.m_read_thread.IsAlive)
{
GenericHID.Kill_Read_Thread();
}
USBWrite.Kill_Write_Thread();
USBWrite.Dispose_Of_Write_Objects();
//Utilities.CloseHandle(Utilities.m_flags.HID_write_handle);
//Utilities.CloseHandle(Utilities.m_flags.HID_read_handle);
GenericHID.m_usb_packet_mutex.Close();
}
public static bool Find_HID_Device(ushort p_VendorID, ushort p_PoductID, ushort p_index, ref IntPtr p_ReadHandle, ref IntPtr p_WriteHandle, ref string p_devicepath, ref Guid p_HidGuid)
{
ushort num = 0;
bool flag = GenericHID.Get_HID_Device(p_VendorID, p_PoductID, p_index, ref p_ReadHandle, ref p_WriteHandle, ref p_devicepath, true, ref p_HidGuid, ref num);
if (flag)
{
flag = GenericHID.Kick_Off_Read_Thread();
if (flag)
{
flag = USBWrite.kick_off_write_thread();
}
}
return(flag);
}
/*
* {
* [MethodImpl(32)]
* add
* {
* GenericHID.USBDataAvailable = (GenericHID.USBNotifier)Delegate.Combine(GenericHID.USBDataAvailable, value);
* }
* [MethodImpl(32)]
* remove
* {
* GenericHID.USBDataAvailable = (GenericHID.USBNotifier)Delegate.Remove(GenericHID.USBDataAvailable, value);
* }
* }
*/
/*
* [DllImport("hid.dll")]
* public static extern void HidD_GetHidGuid(ref Guid HidGuid);
*
* [DllImport("setupapi.dll", CharSet = CharSet.Auto)]
* public static extern IntPtr SetupDiGetClassDevs(ref Guid ClassGuid, string Enumerator, int hwndParent, int Flags);
*
* [DllImport("setupapi.dll")]
* public static extern int SetupDiEnumDeviceInterfaces(IntPtr DeviceInfoSet, int DeviceInfoData, ref Guid InterfaceClassGuid, int MemberIndex, ref GenericHID.SP_DEVICE_INTERFACE_DATA DeviceInterfaceData);
*
* [DllImport("setupapi.dll", CharSet = CharSet.Auto)]
* public static extern bool SetupDiGetDeviceInterfaceDetail(IntPtr DeviceInfoSet, ref GenericHID.SP_DEVICE_INTERFACE_DATA DeviceInterfaceData, IntPtr DeviceInterfaceDetailData, int DeviceInterfaceDetailDataSize, ref int RequiredSize, IntPtr DeviceInfoData);
*
* [DllImport("kernel32.dll", CharSet = CharSet.Auto)]
* public static extern IntPtr CreateFile(string lpFileName, uint dwDesiredAccess, uint dwShareMode, ref GenericHID.SECURITY_ATTRIBUTES lpSecurityAttributes, int dwCreationDisposition, uint dwFlagsAndAttributes, int hTemplateFile);
*
* [DllImport("hid.dll")]
* public static extern int HidD_GetAttributes(IntPtr HidDeviceObject, ref GenericHID.HIDD_ATTRIBUTES Attributes);
*
* [DllImport("hid.dll")]
* public static extern bool HidD_GetPreparsedData(IntPtr HidDeviceObject, ref IntPtr PreparsedData);
*
* [DllImport("hid.dll")]
* public static extern int HidP_GetCaps(IntPtr PreparsedData, ref GenericHID.HIDP_CAPS Capabilities);
*
* [DllImport("setupapi.dll")]
* public static extern int SetupDiDestroyDeviceInfoList(IntPtr DeviceInfoSet);
*
* [DllImport("hid.dll")]
* public static extern bool HidD_FreePreparsedData(ref IntPtr PreparsedData);
*
* [DllImport("kernel32.dll")]
* public static extern int CloseHandle(IntPtr hObject);
*
* [DllImport("hid.dll")]
* public static extern bool HidD_GetNumInputBuffers(IntPtr HidDeviceObject, ref int NumberBuffers);
*
* [DllImport("hid.dll")]
* public static extern bool HidD_SetNumInputBuffers(IntPtr HidDeviceObject, int NumberBuffers);
*
* [DllImport("kernel32.dll")]
* public static extern int GetLastError();
*
* [DllImport("kernel32.dll", SetLastError = true)]
* public static extern bool GetOverlappedResult(IntPtr hFile, ref Utilities.OVERLAPPED lpOverlapped, ref int lpNumberOfBytesTransferred, int bWait);
*
* [DllImport("kernel32", SetLastError = true)]
* public static extern bool ReadFile(IntPtr hFile, byte[] Buffer, int NumberOfBytesToRead, ref int pNumberOfBytesRead, ref Utilities.OVERLAPPED pOverlapped);
*
* [DllImport("kernel32.dll", SetLastError = true)]
* private static extern int ClearCommError(IntPtr hFile, out uint lpErrors, IntPtr lpStat);
*/
public static bool Find_HID_Device(ushort p_VendorID, ushort p_PoductID)
{
IntPtr zero = IntPtr.Zero;
IntPtr zero2 = IntPtr.Zero;
Guid empty = Guid.Empty;
string text = "";
ushort num = 0;
bool flag = GenericHID.Get_HID_Device(p_VendorID, p_PoductID, 0, ref zero, ref zero2, ref text, false, ref empty, ref num);
if (flag)
{
flag = GenericHID.Kick_Off_Read_Thread();
if (flag)
{
flag = USBWrite.kick_off_write_thread();
}
}
return(flag);
}