public async Task <AsyncStringResult> ReceiveMessageAsync(
SocketWrapper socket
)
{
Exception error = null;
bool success = false;
string message = "";
try
{
ThrowIfDisposed();
WiFiDirectTestLogger.Log(
"ReceiveMessageAsync... (Socket={0})",
socket.Handle
);
// TCP explicitly receives a message, UDP has a callback
if (socket.IsTCP)
{
// Wait to receive a message for up to 20 seconds
Task receiveMessageTask = socket.ReceiveMessageAsync();
if (receiveMessageTask == await Task.WhenAny(receiveMessageTask, Task.Delay(20000)))
{
WiFiDirectTestLogger.Log(
"ReceiveMessageAsync DONE (Socket={0})",
socket.Handle
);
}
else
{
throw new Exception("Timeout waiting for socket to receive message!");
}
}
socket.WaitForReceive();
if (!socket.HasReceivedMessages())
{
throw new Exception("Did not actually receive message over socket!");
}
while (socket.HasReceivedMessages())
{
WiFiDirectTestLogger.Log("Reading message...");
message += socket.GetNextReceivedMessage();
}
success = true;
}
catch (Exception ex)
{
WiFiDirectTestLogger.Log("Exception in SendMessageAsync (this may be expected)");
error = ex;
}
return(new AsyncStringResult(message, success, error));
}
