internal static void ReadCallback(IAsyncResult ar)
{
StateObject state = (StateObject)ar.AsyncState;
Socket handler = state.workSocket;
try
{
int bytesRead = handler.EndReceive(ar);
DebugLog.Debug($"[{state.Id}] Reading {bytesRead} bytes from socket handler");
if (bytesRead > 0)
{
state.AddStringContent(Encoding.ASCII.GetString(state.buffer, 0, bytesRead));
if (handler.Available > 0)
{
DebugLog.Debug($"[{state.Id}] Socket handler contains {handler.Available} bytes remaining to read");
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
}
else
{
var content = state.ReadAndFlushStringContent();
Task.Run(() => logContent(content.Trim(), state.Id.ToString()));
DebugLog.Debug($"[{state.Id}] Socket handler connected: {handler.Connected}");
DebugLog.Debug($"[{state.Id}] Socket handler remaining bytes: {handler.Available}");
if (handler.Connected == false || handler.Available == 0)
{
DebugLog.Debug($"[{state.Id}] Shutting down socket connection");
handler.Shutdown(SocketShutdown.Both);
handler.Close();
DebugLog.Info($"[{state.Id}] Socket connection closed");
}
else
{
DebugLog.Debug($"[{state.Id}] Sending back around to get remaining stream content");
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
}
}
}
}
catch (Exception ex)
{
DebugLog.Warn(ex, $"[{state.Id}] ReadCallback exception");
}
}