public Channel(string servername, string rd, int cid, SSHChannel channel, Socket socket)
{
_serverName = servername;
_remoteDescription = rd;
_connectionID = cid;
_wroteClosedLog = false;
if(channel!=null)
_channel = new SynchronizedSSHChannel(channel);
_socket = new SynchronizedSocket(socket);
_buffer = new byte[0x1000];
_channelReady = new ManualResetEvent(false);
}
protected ChannelEntry RegisterChannelEventReceiver(SSHChannel ch, ISSHChannelEventReceiver r)
{
lock(this) {
ChannelEntry e = new ChannelEntry();
e._channel = ch;
e._receiver = r;
e._localID = _channel_sequence++;
for(int i=0; i<_channel_entries.Count; i++) {
if(_channel_entries[i]==null) {
_channel_entries[i] = e;
return e;
}
}
_channel_entries.Add(e);
return e;
}
}
internal void RegisterChannel(int local_id, SSHChannel ch)
{
FindChannelEntry(local_id)._channel = ch;
}
public void EstablishPortforwarding(ISSHChannelEventReceiver receiver, SSHChannel channel)
{
}
//authentication process for keyboard-interactive
private void InputAuthenticationResponse(byte[] buf, int offset, int length)
{
for(int i=offset; i<offset+length; i++) {
byte b = buf[i];
if(_passwordBuffer==null) _passwordBuffer = new MemoryStream();
if(b==13 || b==10) { //CR/LF
byte[] pwd = _passwordBuffer.ToArray();
if(pwd.Length>0) {
_passwordBuffer.Close();
string[] response = new string[1];
response[0] = Encoding.ASCII.GetString(pwd);
OnData(Encoding.ASCII.GetBytes("\r\n"), 0, 2); //�\������s���Ȃ��Ɗi�D����
if(((Granados.SSHCV2.SSH2Connection)_connection).DoKeyboardInteractiveAuth(response)==AuthenticationResult.Success)
_channel = _connection.OpenShell(this);
_passwordBuffer = null;
}
}
else if(b==3 || b==27) { //Ctrl+C, ESC
GEnv.GetConnectionCommandTarget(this).Disconnect();
return;
}
else
_passwordBuffer.WriteByte(b);
}
}
public void OpenShell()
{
_channel = _connection.OpenShell(this);
}
public SynchronizedSSHChannel(SSHChannel ch)
{
_channel = ch;
_connection = _channel.Connection;
_closed = false;
}
public void FixChannel(SSHChannel ch)
{
_channel = new SynchronizedSSHChannel(ch);
Env.Log.LogChannelOpened(_remoteDescription, _connectionID);
}
public override void EstablishPortforwarding(ISSHChannelEventReceiver receiver, SSHChannel channel)
{
try {
Channel ch = (Channel)receiver;
ch.FixChannel(channel);
ch.OnChannelReady();
ch.StartAsyncReceive();
}
catch(Exception ex) {
Debug.WriteLine(ex.StackTrace);
Util.InterThreadWarning(ex.Message);
}
}
