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;
}
}
//attach to an existing channel
public SSH2Channel(SSH2Connection con, ChannelType type, int local_id, int remote_id, int maxpacketsize)
: base(con, type, local_id)
{
_connection = con;
_windowSize = _leftWindowSize = con.Param.WindowSize;
Debug.Assert(type == ChannelType.ForwardedRemoteToLocal || type == ChannelType.AgentForward);
_remoteID = remote_id;
_serverMaxPacketSize = maxpacketsize;
_negotiationStatus = NegotiationStatus.Ready;
}
public KeyExchanger(SSH2Connection con, byte[] sessionID) {
_connection = con;
_param = con.Param;
_cInfo = (SSH2ConnectionInfo)con.ConnectionInfo;
_sessionID = sessionID;
_status = Status.INITIAL;
_packet = new SSH2TransmissionPacket();
}
public SSH2Channel(SSH2Connection con, ChannelType type, int local_id, string command)
: base(con, type, local_id)
{
_command = command;
if (type == ChannelType.ExecCommand || type == ChannelType.Subsystem)
Debug.Assert(command != null); //'command' is required for ChannelType.ExecCommand
_connection = con;
_windowSize = _leftWindowSize = con.Param.WindowSize;
_negotiationStatus = NegotiationStatus.WaitingChannelConfirmation;
}
internal CallbackSSH2PacketHandler(SSH2Connection con) {
_connection = con;
}
