public void SendCommand( UserMessage message )
{
SendCommand( message.Command, message.Data );
}
public Scanner(ILogger logger)
{
_logger = logger;
_waitEvents = new HybridDictionary();
_recevedEvents = new HybridDictionary();
_events = new Queue();
_mre = new ManualResetEvent(false);
_validPageLengths = new ValidPageLength[MAX_SHEET_FORMATS];
_validPageOffsets = new ValidPageOffset[MAX_SHEET_FORMATS];
_sheetScanning = false;
_scannerBusy = false;
foreach (HardwareConfiguration t in s_ports)
{
_currentConfiguration = t;
Socket udpSocketSend = null;
Socket udpSocketReceive = null;
Socket tcpSocket = null;
try
{
udpSocketSend = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Unspecified);
udpSocketReceive = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Unspecified);
udpSocketReceive.Bind(new IPEndPoint(System.Net.IPAddress.Any, _currentConfiguration.UdpPortReceive));
byte[] data = { 1, 0, 0, 0 };
var um = new UserMessage(Command.umConnect, data);
EndPoint ep = new IPEndPoint(LOCAL_HOST, _currentConfiguration.UdpPortSend);
udpSocketSend.SendTo(um.Buffer, ep);
if (!udpSocketReceive.Poll(TIMEOUT, SelectMode.SelectRead))
{
continue;
}
data = new byte[1024];
udpSocketReceive.ReceiveFrom(data, ref ep);
um = new UserMessage(data);
if (um.Command != Command.umConnect)
{
throw new Exception("ScannerWantNotConnect");
}
var cc = new UmConnectConfirmation(um.Data);
if (cc.Answer != 1)
{
throw new Exception("ScannerWantNotConnect");
}
_status = cc.Status;
tcpSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Unspecified);
tcpSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, 1);
ep = new IPEndPoint(System.Net.IPAddress.Any, _currentConfiguration.TcpPport);
tcpSocket.Bind(ep);
tcpSocket.Listen(1);
ScannerSocket.SetBuffers(tcpSocket);
_scannerSocket = new ScannerSocket(tcpSocket.Accept());
udpSocketSend.Close();
udpSocketReceive.Close();
tcpSocket.Close();
_workThread = new Thread(Work);
_workThread.Start();
_sendEventsThread = new Thread(SendEvents);
_sendEventsThread.Start();
um = SendAndWaitAnswer(Command.umGetVersion);
DriverVersion = (new Versions(um.Data)).Driver;
switch (_currentConfiguration.ScannerVersion)
{
case ScannerVersion.V2003:
_sh = new SIB2003.SharedMemory();
break;
case ScannerVersion.V2005:
_sh = new SIB2005.SharedMemory();
break;
case ScannerVersion.V2009:
_sh = new SIB2009.SharedMemory();
break;
case ScannerVersion.V2010:
_sh = new SIB2010.SharedMemory();
break;
}
_x = new short[NUMBER_OF_SIDES];
_x[0] = _x[1] = 0;
_y = new short[NUMBER_OF_SIDES];
_y[0] = _y[1] = 0;
ScanningEnabled = false;
ReloadProperties();
ReloadManufProps();
ReloadWhiteCoeffs();
logger.LogInfo(Message.ScannerManagerDetectedHardware,
_currentConfiguration.ScannerVersion, _currentConfiguration.MaxLines, _currentConfiguration.DotsOneLine,
_currentConfiguration.DotsOneSide, _currentConfiguration.SizeofBinaryBuffer, _currentConfiguration.SizeofHalftoneBuffer);
break;
}
finally
{
if (udpSocketSend != null)
udpSocketSend.Close();
if (udpSocketReceive != null)
udpSocketReceive.Close();
if (tcpSocket != null)
tcpSocket.Close();
}
}
if (_scannerSocket == null)
{
throw new Exception("не дождались соединения со сканером");
}
}
public UserMessage GetCommand( int milliSecondWait )
{
comlen cl = new comlen( Receive( milliSecondWait, 8 ) );
UserMessage um = new UserMessage( (Command)cl.CommandID, Receive( milliSecondWait, cl.datalen ) );
return um;
}
private void ReleaseWaiting(UserMessage um)
{
lock (s_waitEventsSync)
{
lock (s_recevedEventsSync)
{
_recevedEvents[um.Command] = um;
}
if (_waitEvents.Contains(um.Command))
{
var mre = (ManualResetEvent)_waitEvents[um.Command];
_waitEvents.Remove(um.Command);
mre.Set();
}
}
}
