/// <summary>
/// Attempt to load the requested can festival driver and return a DriverInstance class
/// </summary>
/// <param name="fileName">Load can festival driver (Windows .Net runtime version) .dll must be appeneded in this case to fileName</param>
/// <returns></returns>
public DriverInstance loaddriver(string fileName)
{
IntPtr Handle = LoadLibrary(fileName);
if (Handle == IntPtr.Zero)
{
int errorCode = Marshal.GetLastWin32Error();
throw new Exception(string.Format("Failed to load library (ErrorCode: {0})", errorCode));
}
IntPtr funcaddr;
funcaddr = GetProcAddress(Handle, "canReceive_driver");
DriverInstance.canReceive_T canReceive = Marshal.GetDelegateForFunctionPointer(funcaddr, typeof(DriverInstance.canReceive_T)) as DriverInstance.canReceive_T;
funcaddr = GetProcAddress(Handle, "canSend_driver");
DriverInstance.canSend_T canSend = Marshal.GetDelegateForFunctionPointer(funcaddr, typeof(DriverInstance.canSend_T)) as DriverInstance.canSend_T;;
funcaddr = GetProcAddress(Handle, "canOpen_driver");
DriverInstance.canOpen_T canOpen = Marshal.GetDelegateForFunctionPointer(funcaddr, typeof(DriverInstance.canOpen_T)) as DriverInstance.canOpen_T;;
funcaddr = GetProcAddress(Handle, "canClose_driver");
DriverInstance.canClose_T canClose = Marshal.GetDelegateForFunctionPointer(funcaddr, typeof(DriverInstance.canClose_T)) as DriverInstance.canClose_T;;
funcaddr = GetProcAddress(Handle, "canChangeBaudRate_driver");
DriverInstance.canChangeBaudRate_T canChangeBaudRate = Marshal.GetDelegateForFunctionPointer(funcaddr, typeof(DriverInstance.canChangeBaudRate_T)) as DriverInstance.canChangeBaudRate_T;;
driver = new DriverInstance(canReceive, canSend, canOpen, canClose, canChangeBaudRate);
return(driver);
}
public void enumerate(string drivername)
{
if (!ports.ContainsKey(drivername))
{
ports.Add(drivername, new List <string>());
}
driver = loader.loaddriver(drivername);
driver.enumerate();
ports[drivername] = DriverInstance.ports;
}
/// <summary>
/// Open the CAN hardware device via the CanFestival driver, NB this is currently a simple version that will
/// not work with drivers that have more complex bus ids so only supports com port (inc usb serial) devices for the moment
/// </summary>
/// <param name="comport">COM PORT number</param>
/// <param name="speed">CAN Bit rate</param>
/// <param name="drivername">Driver to use</param>
public void open(int comport, BUSSPEED speed, string drivername)
{
driver = loader.loaddriver(drivername);
driver.open(string.Format("COM{0}", comport), speed);
driver.rxmessage += Driver_rxmessage;
threadrun = true;
Thread thread = new Thread(new ThreadStart(asyncprocess));
thread.Name = "CAN Open worker";
thread.Start();
}
/// <summary>
/// Open the CAN hardware device via the CanFestival driver, NB this is currently a simple version that will
/// not work with drivers that have more complex bus ids so only supports com port (inc usb serial) devices for the moment
/// </summary>
/// <param name="comport">COM PORT number</param>
/// <param name="speed">CAN Bit rate</param>
/// <param name="drivername">Driver to use</param>
public void open(string comport, BUSSPEED speed, string drivername)
{
driver = loader.loaddriver(drivername);
driver.open(string.Format("{0}", comport), speed);
driver.rxmessage += Driver_rxmessage;
threadrun = true;
Thread thread = new Thread(new ThreadStart(asyncprocess));
thread.Name = "CAN Open worker";
thread.Start();
if (connectionevent != null)
{
connectionevent(this, new ConnectionChangedEventArgs(true));
}
}
