static void Main(string[] args)
{
ConsoleHelper.WriteToConsole("Главный поток", "");
Semaphore connectionSem = new Semaphore(1, 1);
Semaphore disConnectionSem = new Semaphore(1, 1);
Semaphore transmissionSem = new Semaphore(1, 1);
Semaphore firstStToSecondBuf = new Semaphore(0, 1);
Semaphore secondBufToSecondSt = new Semaphore(0, 1);
Semaphore secondStToFirstSt = new Semaphore(0, 1);
Semaphore secondStToFirstBuf = new Semaphore(0, 1);
Semaphore firstBufToFirstSt = new Semaphore(0, 1);
Semaphore firstStToSecondSt = new Semaphore(0, 1);
FirstStation firstStation = new FirstStation(ref firstStToSecondBuf, ref firstBufToFirstSt, ref secondStToFirstSt, ref firstStToSecondSt,
ref transmissionSem, ref connectionSem, ref disConnectionSem);
FirstBuffer firstBuffer = new FirstBuffer(ref secondStToFirstBuf, ref firstBufToFirstSt);
SecondStation secondStation = new SecondStation(ref secondBufToSecondSt, ref secondStToFirstBuf, ref firstStToSecondSt, ref secondStToFirstSt,
ref transmissionSem, ref connectionSem, ref disConnectionSem);
SecondBuffer secondBuffer = new SecondBuffer(ref firstStToSecondBuf, ref secondBufToSecondSt);
Thread firstThread = new Thread(new ParameterizedThreadStart(firstStation.SendFramesToSecondBuf));
Thread secondThread = new Thread(new ParameterizedThreadStart(secondBuffer.SendFramesToSecondSt));
Thread thirdThread = new Thread(new ParameterizedThreadStart(secondStation.SendReceiptToFirstSt));
Thread forthThread = new Thread(new ParameterizedThreadStart(secondStation.SendFramesToFirstBuf));
Thread fifthThread = new Thread(new ParameterizedThreadStart(firstBuffer.SendFramesToFirstSt));
Thread sixthThread = new Thread(new ParameterizedThreadStart(firstStation.SendReceiptToSecondSt));
PostDataToSecondBufWt postDataToSecondBufferWt = new PostDataToSecondBufWt(secondBuffer.ReceiveFrames);
PostDataFromSecondBufWt postDataFromSecondBufWt = new PostDataFromSecondBufWt(secondStation.ReceiveFrames);
SecondStPostToFirstStWt postReceiptToFirstStWt = new SecondStPostToFirstStWt(firstStation.ReceiveReceipt);
PostDataToFirstBufWt postDataToFirstBufferWt = new PostDataToFirstBufWt(firstBuffer.ReceiveFrames);
PostDataFromFirstBufWt postDataFromFirstBufWt = new PostDataFromFirstBufWt(firstStation.ReceiveFrames);
FirstStPostToSecondStWt postReceiptToSecondtStWt = new FirstStPostToSecondStWt(secondStation.ReceiveReceipt);
firstThread.Start(postDataToSecondBufferWt);
secondThread.Start(postDataFromSecondBufWt);
thirdThread.Start(postReceiptToFirstStWt);
forthThread.Start(postDataToFirstBufferWt);
fifthThread.Start(postDataFromFirstBufWt);
sixthThread.Start(postReceiptToSecondtStWt);
Console.ReadLine();
}
public void SendReceiptToFirstSt(Object obj)
{
Stopwatch framesReceptionWatch = new Stopwatch();
_postReceipt = (SecondStPostToFirstStWt)obj;
_sentReceipt = new BitArray(1);
framesReceptionWatch.Start();
_signalFromSecondBuffer.WaitOne();
framesReceptionWatch.Stop();
TimeSpan framesReceptionTime = framesReceptionWatch.Elapsed;
if (framesReceptionTime.Milliseconds > 40)
{
_sentReceipt[0] = false;
ConsoleHelper.WriteToConsole("станция 2", "отправляю REJ-запрос");
}
else
{
_sentReceipt[0] = true;
for (int i = 0; i < _receivedFrames.Length; i++)
{
Random rnd = new Random();
bool dataIsValid = (rnd.Next(1, 20) % 6) != 0;
if (dataIsValid == true)
{
ConsoleHelper.WriteToConsoleArray("станция 2 полученный кадр №" + FrameHelper.getIntFromBitArray(FrameHelper.GetBinaryFrameNumber(_receivedFrames[i])),
FrameHelper.GetFrameData(_receivedFrames[i]));
string fileRow = FrameHelper.BitArrayToString(FrameHelper.GetFrameData(_receivedFrames[i]));
WriteDataToStFile(fileRow, true);
}
else
{
ConsoleHelper.WriteToConsole("станция 2 полученный кадр №" + FrameHelper.getIntFromBitArray(FrameHelper.GetBinaryFrameNumber(_receivedFrames[i])),
"данные повреждены");
ConsoleHelper.WriteToConsole("станция 2", "отправляю REJ-запрос");
frameIsMissed = true;
//clear file data
WriteDataToStFile("", false);
_signalToFirstSt.Release();
break;
}
}
}
_postReceipt(_sentReceipt);
if (frameIsMissed == true)
{
_signalFromSecondBuffer.WaitOne();
for (int i = 0; i < _receivedFrames.Length; i++)
{
ConsoleHelper.WriteToConsoleArray("станция 2 полученный кадр №" + FrameHelper.getIntFromBitArray(FrameHelper.GetBinaryFrameNumber(_receivedFrames[i])),
FrameHelper.GetFrameData(_receivedFrames[i]));
string fileRow = FrameHelper.BitArrayToString(FrameHelper.GetFrameData(_receivedFrames[i]));
WriteDataToStFile(fileRow, true);
}
}
ConsoleHelper.WriteToConsole("станция 2", "отправил RR-ответ станции 1");
_signalToFirstSt.Release();
Stopwatch framesReceptionWatch2 = new Stopwatch();
_sentReceipt = new BitArray(1);
framesReceptionWatch2.Start();
_signalFromSecondBuffer.WaitOne();
framesReceptionWatch2.Stop();
TimeSpan framesReceptionTime2 = framesReceptionWatch2.Elapsed;
if (framesReceptionTime2.Milliseconds > 40)
{
_sentReceipt[0] = false;
ConsoleHelper.WriteToConsole("станция 2", "Данные не получены");
}
else
{
_sentReceipt[0] = true;
for (int i = 0; i < _receivedFrames.Length; i++)
{
if (ValidData(_receivedFrames[i]) == true)
{
ConsoleHelper.WriteToConsoleArray("станция 2 полученный кадр №" + FrameHelper.getIntFromBitArray(FrameHelper.GetBinaryFrameNumber(_receivedFrames[i])),
FrameHelper.GetFrameData(_receivedFrames[i]));
string fileRow = FrameHelper.BitArrayToString(FrameHelper.GetFrameData(_receivedFrames[i]));
WriteDataToStFile(fileRow, true);
}
else
{
ConsoleHelper.WriteToConsole("станция 2 полученный кадр №" + FrameHelper.getIntFromBitArray(FrameHelper.GetBinaryFrameNumber(_receivedFrames[i])),
"данные повреждены");
}
}
}
_postReceipt(_sentReceipt);
ConsoleHelper.WriteToConsole("станция 2", "отправил RNR-ответ станции 1");
_signalToFirstSt.Release();
}
