static void Main(string[] args)
{
int size = 900 * 720 * 2;
string name = "SharedMemoryTest";
data = new byte[size];
var buf = new SharedMemory.CircularBuffer(name);
bufW = new SharedMemory.CircularBuffer(name + "W");
int i = 0;
Task.Factory.StartNew(Read);
while (true)
{
data[0] = (byte)Console.ReadKey().Key;
int result = buf.Write(data);
_Signal.WaitOne();
Console.WriteLine("========================" + data[0]);
}
Console.ReadKey();
}
public static void WriteCommandToCmdMMF(ServerCodes sc, byte[] data = null, UInt16 newLength = 0, ushort socketId = 0)
{
int mmfWriteTimeout = 1000;
byte[] writtenData;
if (sc == ServerCodes.SCODE_INJECTPACKET)
{
/*
| ServerCode | SocketID | newLength | Packet |
| 1-byte | 2-bytes | 2-bytes |--------------- data -------------|
|------------------------------------ writtenData --------------------------------------|
*/
writtenData = new byte[1 + 2 + 2 + newLength];
writtenData[0] = (byte)sc;
Array.Copy(FilterManager.StructToBytes(socketId), 0, writtenData, 1, 2);
Array.Copy(FilterManager.StructToBytes(newLength), 0, writtenData, 3, 2);
Array.Copy(data, 0, writtenData, 5, newLength);
}
else if (sc == ServerCodes.SCODE_STARTFILTERING)
{
/*
| ServerCode | FilterCount | Filter Data |
| 1-byte | 1-byte |-----------------Data------------------------|
|------------------------ writtenData ---------------------------------------|
*/
writtenData = new byte[FilterManager.FILTERINBYTESSIZE * FilterManager.GetActiveFilterCount() + 2]; // Minimo: SizeOf(Filter) * cantActivos + 2
writtenData[0] = (byte)sc;
writtenData[1] = (byte)FilterManager.GetActiveFilterCount();
byte[] bytes = FilterManager.ConvertFilterListToBytes();
Array.Copy(bytes, 0, writtenData, 2, FilterManager.FILTERINBYTESSIZE * FilterManager.GetActiveFilterCount());
}
else if (sc == ServerCodes.SCODE_SETPACKET)
{
/*
| ServerCode | newLength | Packet Data |
| 1-byte | 2-bytes |-----------------Data-----------------------------|
|------------------------------------- writtenData ----------------------------|
*/
writtenData = new byte[1 + 2 + newLength];
writtenData[0] = (byte)sc;
Array.Copy(FilterManager.StructToBytes(newLength), 0, writtenData, 1, 2);
Array.Copy(data, 0, writtenData, 3, newLength);
}
else if (sc == ServerCodes.SCODE_LOADDLLEX)
{
/*
| ServerCode | fileName string |
| 1-byte |---------- string.Length --------|
|------------------- writtenData --------------|
*/
writtenData = new byte[1 + Settings.DLLEx.Length];
writtenData[0] = (byte)sc;
Array.Copy(Encoding.ASCII.GetBytes(Settings.DLLEx), 0, writtenData, 1, Settings.DLLEx.Length);
}
else if (sc == ServerCodes.SCODE_STARTCAPTURE ||
sc == ServerCodes.SCODE_STOPCAPTURE ||
sc == ServerCodes.SCODE_STOPFILTERING ||
sc == ServerCodes.SCODE_UNLOADDLLEX)
{
writtenData = new byte[1];
writtenData[0] = (byte)sc;
}
else
{
throw new NotImplementedException("ServerCode " + (int)sc + " NOT IMPLEMENTED");
}
// Spawneamos un thread que puede esperar el mmfWriteTimeout para escribir el comando
//int threadCount = 0;
//int myThreadIndex = Interlocked.Increment(ref threadCount);
if (CheckMMFileExists(_cmdMmfName))
{
cmdMMF = new SharedMemory.CircularBuffer(_cmdMmfName);
}
else
{
System.Windows.Forms.MessageBox.Show("ERROR, MMF does not exists!"); // No esta el archivo
return;
}
//The number of milliseconds to wait, or Timeout.Infinite (-1) to wait indefinitely.
int amount = cmdMMF.Write(writtenData, 0, mmfWriteTimeout);
if (amount == 0)
{
throw new Exception("Write 0 bytes to command MMF!");
}
//Output.outString("Write data: {0}", BitConverter.ToString(writtenData));
}