public Scan(Program.Options options)
{
log.Debug("creating scan host");
log.DebugFormat("create interprocess input pipe (handle={0})", options.pipeIn);
pipeIn = new AnonymousPipeClientStream(PipeDirection.In, options.pipeIn);
log.DebugFormat("create interprocess output pipe (handle={0})", options.pipeOut);
pipeOut = new AnonymousPipeClientStream(PipeDirection.Out, options.pipeOut);
log.Debug("create sync event");
sync = new ManualResetEvent(false);
log.Debug("create native messaging port");
port = new Port(pipeIn, pipeOut);
log.Debug("create stop event");
stop = new ManualResetEvent(false);
log.Debug("create form");
form = new Form();
form.TopMost = true;
form.BringToFront();
log.Debug("create hook");
hook = new WinFormsWindowMessageHook(form);
log.Debug("create image acquired and image transferred events");
imageAcquired = new ManualResetEvent(false);
imageTransferred = new ManualResetEvent(false);
log.Debug("scan host created");
}
public Relay(Program.Options options)
{
log.Debug("creating relay host");
log.Debug("create interprocess input pipe");
pipeIn = new AnonymousPipeServerStream(PipeDirection.In, HandleInheritability.Inheritable);
log.Debug("create interprocess output pipe");
pipeOut = new AnonymousPipeServerStream(PipeDirection.Out, HandleInheritability.Inheritable);
log.Debug("create sync event");
sync = new ManualResetEvent(false);
log.Debug("create processor host");
processor = new Process();
processor.StartInfo.FileName = System.Reflection.Assembly.GetExecutingAssembly().Location;
log.DebugFormat("StartInfo.FileName={0}", processor.StartInfo.FileName);
processor.StartInfo.Arguments = String.Format("--pipe-in={0} --pipe-out={1} process", pipeOut.GetClientHandleAsString(), pipeIn.GetClientHandleAsString());
log.DebugFormat("StartInfo.Arguments={0}", processor.StartInfo.Arguments);
processor.StartInfo.UseShellExecute = false;
//// processor.StartInfo.WindowStyle = ProcessWindowStyle.Hidden; ???? do we really need this ????
log.Debug("start processor host");
try
{
processor.Start();
}
catch (Exception ex)
{
log.Fatal("Exception while starting processor host.", ex);
throw ex;
}
log.DebugFormat("processor host process id : {0}", processor.Id);
log.Debug("join processes into a job so processor host dies together with relay host");
job = new Job();
job.AddProcess(Process.GetCurrentProcess().Id);
job.AddProcess(processor.Id);
log.Debug("create native messaging ports");
portA = new Port();
portB = new Port(pipeIn, pipeOut);
portsExceptions = new List <Exception>();
log.Debug("create stop event");
stop = new ManualResetEvent(false);
log.Debug("relay host created");
}