private readonly object _transmitSync = new object(); // for keeping correct packet order
internal SSH2Connection(SSHConnectionParameter param, AbstractGranadosSocket strm, ISSHConnectionEventReceiver r, string serverversion, string clientversion)
: base(param, strm, r) {
_cInfo = new SSH2ConnectionInfo();
_cInfo._serverVersionString = serverversion;
_cInfo._clientVersionString = clientversion;
_packetReceiver = new SynchronizedPacketReceiver(this);
_packetBuilder = new SSH2PacketBuilder(_packetReceiver);
}
protected bool _execCmdWaitFlag; // wait response flag for sending exec command to server
protected SSHConnection(SSHConnectionParameter param, AbstractGranadosSocket strm, ISSHConnectionEventReceiver receiver) {
_param = (SSHConnectionParameter)param.Clone();
_stream = strm;
_eventReceiver = receiver;
_channel_collection = new ChannelCollection();
_autoDisconnect = true;
_execCmd = null;
_execCmdWaitFlag = true;
}
private static SSHConnection ConnectMain(SSHConnectionParameter param, ISSHConnectionEventReceiver receiver, VersionExchangeHandler pnh, AbstractGranadosSocket s) {
DataFragment data = pnh.WaitResponse();
string sv = pnh.ServerVersion;
SSHConnection con = null;
if (param.Protocol == SSHProtocol.SSH1)
throw new SSHException("SSH1 is not supported");
else
con = new SSH2Connection(param, s, receiver, sv, SSHUtil.ClientVersionString(param.Protocol));
con.TraceReceptionEvent("server version-string", sv.Trim());
pnh.Close();
s.SetHandler(con.PacketBuilder);
con.SendMyVersion(param);
if (con.Connect() != AuthenticationResult.Failure) {
return con;
}
else {
s.Close();
return null;
}
}
public VersionExchangeHandler(SSHConnectionParameter param, AbstractGranadosSocket socket)
: base(socket) {
_param = param;
}
public SynchronizedDataHandler(AbstractGranadosSocket socket) {
_socket = socket;
_event = new ManualResetEvent(false);
_results = new Queue();
}
public VersionExchangeHandler(SSHConnectionParameter param, AbstractGranadosSocket socket)
: base(socket)
{
_param = param;
}
public SynchronizedDataHandler(AbstractGranadosSocket socket)
{
_socket = socket;
_event = new ManualResetEvent(false);
_results = new Queue();
}