/// <summary>
/// Waits until any of the strings in the <paramref name="untils"/> array matched.
/// </summary>
/// <param name="untils">string of arrays to be wait for</param>
/// <returns></returns>
Response ReadUntil(String[] untils)
{
NetworkStream ns = m_tcp.GetStream();
MemoryStream ms = new MemoryStream();
bool found = false;
int matchLength = 0;
string match = "";
while (!found)
{
int ch = -1;
try
{
ch = ns.ReadByte();
}
catch (Exception e)
{
log.Error("ReadUntil ReadByte() error: " + e.Message);
}
if (ch == -1)
{
log.Error("Connection closed");
m_tcp.Close();
log.Info("Reconnecting");
// Save last saved command, because Connect() will overwrite it
byte[] currentLastCmd = m_lastCmd;
Connect();
log.Info("Rewriting last command");
// Restore attempted command and resend it after a succesful connection.
m_lastCmd = currentLastCmd;
Rewrite();
return(ReadUntil(untils));
}
ms.WriteByte((byte)ch);
foreach (string until in untils)
{
matchLength = until.Length;
match = until;
if (ms.Position > (matchLength - 1))
{
byte[] buf = new byte[matchLength];
ms.Seek(-matchLength, SeekOrigin.Current);
ms.Read(buf, 0, buf.Length);
string end = ASCIIEncoding.ASCII.GetString(buf);
if (end == until)
{
found = true;
break;
}
}
}
}
log.Debug("Recv: \r\n" + Utils.HexDump(ms.GetBuffer(), ms.Length));
ms.SetLength(ms.Length - matchLength);
ms.Position = 0;
return(new Response(ms, match));
}
void Send(byte[] data)
{
if (!m_tcp.Connected)
{
log.Warning("Write attempt while disconnected, trying to reconnect");
Connect();
}
log.Debug("Sending \r\n" + Utils.HexDump(data));
m_lastCmd = data;
NetworkStream ns = m_tcp.GetStream();
try
{
ns.Write(data, 0, data.Length);
}
catch (Exception e)
{
log.Error("An error occured while writing data: " + e.Message);
}
}