move to my github.

1 files changed, 130 insertions, 0 deletions

diff --git a/src/protocol/internal/fqterm_ssh_channel.h b/src/protocol/internal/fqterm_ssh_channel.h
new file mode 100644
index 0000000..9922528
--- /dev/null
+++ b/src/protocol/internal/fqterm_ssh_channel.h
@@ -0,0 +1,130 @@
+/***************************************************************************
+ *   fqterm, a terminal emulator for both BBS and *nix.                    *
+ *   Copyright (C) 2008 fqterm development group.                          *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.               *
+ ***************************************************************************/
+
+#ifndef FQTERM_SSH_CHANNEL_H
+#define FQTERM_SSH_CHANNEL_H
+
+#include "fqterm_ssh_types.h"
+
+#include <QObject>
+
+namespace FQTerm {
+
+class FQTermSSHPacketReceiver;
+class FQTermSSHPacketSender;
+
+class FQTermSSHChannel: public QObject {
+  Q_OBJECT;
+protected:
+  bool is_closed_;
+
+  FQTermSSHPacketReceiver *packet_receiver_;
+  FQTermSSHPacketSender *packet_sender_;
+
+public:
+  FQTermSSHChannel(){}
+  virtual ~FQTermSSHChannel(){}
+  virtual void initChannel(FQTermSSHPacketReceiver *packet,
+                           FQTermSSHPacketSender *output, 
+                           int col, int row, const QString& termtype) = 0;
+  virtual void closeConnection(const char *reason) = 0;
+
+  // TODO: it seems this function isn't used.
+  virtual void changeTermSize(int col, int row) = 0;
+  
+  virtual void sendData(const char *data, int len) = 0;
+
+public slots:
+  virtual void handlePacket(int type) = 0;
+signals:
+  void channelOK();
+  void channelReadyRead(const char *data, int len);
+  void channelError(QString);
+};
+
+class FQTermSSH1Channel: public FQTermSSHChannel {
+  Q_OBJECT;
+private:
+  enum FQTermSSH1ChannelState {
+    BEGIN_SERVICE, REQPTY_SENT, 
+    //REQCMD_SENT,
+    SERVICE_OK
+  }	service_state_;
+
+public:
+  FQTermSSH1Channel();
+  virtual void initChannel(FQTermSSHPacketReceiver *packet, FQTermSSHPacketSender *output,
+                          int col, int row, const QString& termtype);
+  virtual void closeConnection(const char *reason);
+  virtual void changeTermSize(int col, int row);
+  virtual void sendData(const char *data, int len);
+
+public slots:
+  virtual void handlePacket(int type);
+signals:
+  void channelReadyRead(const char *data, int len);
+};
+
+
+class FQTermSSH2Channel: public FQTermSSHChannel {
+  Q_OBJECT;
+private:
+  static u_int32_t generateChannelID();
+
+private:
+  int col_;
+  int row_;
+  QString termtype_;
+  enum FQTermSSH2ChannelState {
+    BEGIN_CHANNEL, REQUEST_PTY_SENT, REQUEST_SHELL_SENT, CHANNEL_OK
+  }	channel_state_;
+
+  u_int32_t channel_id_;
+
+  enum {MAX_LOCAL_WINDOW_SIZE = 0x100000, MAX_LOCAL_PACKET_SIZE = 0x4000};
+  
+  u_int32_t local_window_size_;
+
+  u_int32_t server_channel_id_;
+  u_int32_t server_window_size_; // connection packet window size;
+  u_int32_t server_max_packet_size_; // max size of each packet sent to server.
+
+  void requestPty();
+  void requestShell();
+  void processChannelPacket();
+  void checkLocalWindowSize();
+
+public:
+  FQTermSSH2Channel();
+  virtual void initChannel(FQTermSSHPacketReceiver *packet, FQTermSSHPacketSender *output,
+                          int col, int row, const QString& termtype);
+  virtual void closeConnection(const char *reason);
+  virtual void changeTermSize(int col, int row);
+  virtual void sendData(const char *data, int len);
+
+public slots:
+  virtual void handlePacket(int type);
+signals:
+  void channelReadyRead(const char *data, int len);
+};
+
+}  // namespace FQTerm
+
+#endif  // FQTERM_SSH_CHANNEL_H