private async Task <string[]> _receiveMsgAsync(bool force = false)
{
List <string> responses = new List <string>(3);
if (IsCanceled && !force)
{
return(responses.ToArray());
}
byte[] buffer = new byte[512];
string response = string.Empty;
string line = string.Empty;
int received, index;
bool done = false;
await Task.Run(() =>
{
do
{
received = 0;
if (!IsCanceled || force)
{
try { received = ControlStream.Read(buffer, 0, buffer.Length); }
catch { }
}
if (received == 0)
{
break;
}
response += _encoding.GetString(buffer, 0, received);
if (response.Contains("\n"))
{
while (response.Length > 0)
{
index = response.Index("\r");
if (index == -1)
{
break;
}
line = response.Substring(0, index);
if (response.Length > 1)
{
if (line.Length > 0)
{
responses.Add(line);
}
response = response.Remove(0, line.Length + 2);
}
}
if ((responses.Count > 0) &&
(responses[responses.Count - 1].Length > 3) &&
(responses[responses.Count - 1][3] == ' '))
{
done = true;
}
}
}while (!done);
});
return(responses.ToArray());
}
