root/lang/c/partty/trunk/src/gate.h @ 7761

/*
 * This file is part of Partty
 *
 * Copyright (C) 2008-2009 FURUHASHI Sadayuki
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */

#include "partty.h"
#include "emtelnet.h"
#include <string>

namespace Partty {


class phrase_telnetd : public emtelnet {
private:
        static void pass_through_handler(char cmd, bool sw, emtelnet& base) {}
public:
        phrase_telnetd();
private:
        phrase_telnetd(const phrase_telnetd&);
};


class GateIMPL {
public:
        GateIMPL(Gate::config_t& config);
        ~GateIMPL();
        int run(void);
        void signal_end(void);
private:
        int accept_guest(void);
        static ssize_t write_message(phrase_telnetd& td, int guest, const char* buf, size_t count);
        static ssize_t read_line(phrase_telnetd& td, int guest, char* buf, size_t count);
private:
        int socket;
        char gate_path[PATH_MAX + MAX_SESSION_NAME_LENGTH];
        size_t gate_dir_len;
        std::string m_session_banner;
        std::string m_password_banner;
        pid_t m_parent_pid;
        sig_atomic_t m_end;
private:
        GateIMPL();
        GateIMPL(const GateIMPL&);
private:
        static const int E_SUCCESS = 0;
        static const int E_ACCEPT = 1;
        static const int E_FINISH = 2;
        static const int E_SESSION_NAME = 3;
        static const int E_PASSWORD = 4;
        static const int E_SENDFD = 5;
};


}  // namespace Partty