pandorafms/extras/anytermd/libpbe/include/Daemon.hh

76 lines
2.0 KiB
C++

// include/Daemon.hh
// This file is part of libpbe; see http://decimail.org
// (C) 2004-2007 Philip Endecott
// 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
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#ifndef libpbe_Daemon_hh
#define libpbe_Daemon_hh
#include <syslog.h>
#include <string>
#include "FileDescriptor.hh"
#include "Mutex.hh"
#include "Condition.hh"
// TODO:
// Sending EOF doesn't do anything (sigpipe?)
// Worry about other signals
// Spurious thread on first connection (is it syslog???)
class Daemon {
public:
static const int default_max_sessions = 25;
Daemon(short p,
std::string pn,
int sf = LOG_LOCAL0,
std::string u="",
std::string d="",
int max_sessions_=0,
bool accept_local_only_=false);
virtual ~Daemon();
void run_interactively(void);
void run_as_daemon(bool background = true);
void run_default(void);
virtual void startup(void) {};
virtual void session(pbe::FileDescriptor& in_fd, pbe::FileDescriptor& out_fd) = 0;
private:
const short port;
const std::string progname;
const int syslog_facility;
const std::string username;
const std::string dir;
const int max_sessions;
const bool accept_local_only;
typedef pbe::Mutex<> n_sessions_mutex_t;
n_sessions_mutex_t n_sessions_mutex;
typedef pbe::Condition n_sessions_condition_t;
n_sessions_condition_t n_sessions_condition;
int n_sessions;
public: // really private
void decrement_session_count(void);
};
#endif