/// <summary>
/// Handle on client connected
/// </summary>
/// <param name="result">AsyncResult</param>
private void OnClientConnected(IAsyncResult result)
{
IpcPipe pipeInst = (IpcPipe)result.AsyncState;
// Complete the client connection
NamedPipeServerStream pipe = (NamedPipeServerStream)result.AsyncState;
try
{
pipe.EndWaitForConnection(result);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + " >" + ex.StackTrace);
pipeInst.m_options.m_callBackObj.OnNewConnection(this, IpcConnectStatus.FAIL_WAIT_FOR_CONNECTION_FAILED);
return;
}
try
{
m_pipeHandle.BeginRead(m_readBuffer, 0, m_options.m_numOfReadBytes, OnReadComplete, this);
m_connected = true;
m_options.m_callBackObj.OnNewConnection(this, IpcConnectStatus.SUCCESS);
}
catch (System.Exception ex)
{
Console.WriteLine(ex.Message + " >" + ex.StackTrace);
KillConnection();
m_options.m_callBackObj.OnNewConnection(this, IpcConnectStatus.FAIL_READ_FAILED);
}
}
/// <summary>
/// Handle when read is completed
/// </summary>
/// <param name="result">AsyncResult</param>
private void OnReadComplete(IAsyncResult result)
{
IpcPipe pipeInst = (IpcPipe)result.AsyncState;
int readByte = 0;
byte[] readBuffer = null;
try
{
readByte = pipeInst.m_pipeHandle.EndRead(result);
readBuffer = m_readBuffer.ToArray();
}
catch (System.Exception ex)
{
Console.WriteLine(ex.Message + " >" + ex.StackTrace);
pipeInst.KillConnection();
return;
}
try
{
pipeInst.m_pipeHandle.BeginRead(pipeInst.m_readBuffer, 0, pipeInst.m_options.m_numOfReadBytes, OnReadComplete, pipeInst);
}
catch (System.Exception ex)
{
Console.WriteLine(ex.Message + " >" + ex.StackTrace);
pipeInst.KillConnection();
}
pipeInst.m_options.m_callBackObj.OnReadComplete(pipeInst, readBuffer, readByte);
}
/// <summary>
///Handles when Write is completed
/// </summary>
/// <param name="result">AsyncResult</param>
private void OnWriteComplete(IAsyncResult result)
{
IpcPipe pipeInst = (IpcPipe)result.AsyncState;
try
{
pipeInst.m_pipeHandle.EndWrite(result);
}
catch (System.Exception ex)
{
Console.WriteLine(ex.Message + " >" + ex.StackTrace);
KillConnection();
pipeInst.m_options.m_callBackObj.OnWriteComplete(pipeInst, IpcWriteStatus.FAIL_WRITE_FAILED);
return;
}
lock (pipeInst.m_writeQueue)
{
if (pipeInst.m_writeQueue.Count > 0)
{
PipeWriteElem elem = pipeInst.m_writeQueue.Dequeue();
if (pipeInst.m_writeQueue.Count() > 0)
{
PipeWriteElem nextElem = pipeInst.m_writeQueue.Dequeue();
try
{
m_pipeHandle.BeginWrite(nextElem.m_data, nextElem.m_offset, nextElem.m_dataSize, OnWriteComplete, this);
}
catch (System.Exception ex)
{
Console.WriteLine(ex.Message + " >" + ex.StackTrace);
pipeInst.m_options.m_callBackObj.OnWriteComplete(pipeInst, IpcWriteStatus.SUCCESS);
KillConnection();
pipeInst.m_options.m_callBackObj.OnWriteComplete(pipeInst, IpcWriteStatus.FAIL_WRITE_FAILED);
return;
}
}
pipeInst.m_options.m_callBackObj.OnWriteComplete(pipeInst, IpcWriteStatus.SUCCESS);
}
}
}
/// <summary>
/// Actual server start function
/// </summary>
protected override void Execute()
{
IpcStartStatus status = IpcStartStatus.SUCCESS;
try
{
IpcPipeOps pipeOptions = new IpcPipeOps(m_options.m_pipeName, this, m_options.m_numOfReadBytes, m_options.m_numOfWriteBytes);
for (int trav = 0; trav < m_options.m_maximumInstances; trav++)
{
IpcPipe pipeInst = new IpcPipe(pipeOptions);
pipeInst.Create();
}
m_started = true;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + " >" + ex.StackTrace);
m_started = false;
status = IpcStartStatus.FAIL_PIPE_CREATE_FAILED;
}
m_options.m_callBackObj.OnServerStarted(this, status);
}
