76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
// include/Daemon.hh
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// This file is part of libpbe; see http://decimail.org
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// (C) 2004-2007 Philip Endecott
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#ifndef libpbe_Daemon_hh
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#define libpbe_Daemon_hh
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#include <syslog.h>
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#include <string>
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#include "FileDescriptor.hh"
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#include "Mutex.hh"
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#include "Condition.hh"
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// TODO:
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// Sending EOF doesn't do anything (sigpipe?)
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// Worry about other signals
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// Spurious thread on first connection (is it syslog???)
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class Daemon {
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public:
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static const int default_max_sessions = 25;
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Daemon(short p,
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std::string pn,
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int sf = LOG_LOCAL0,
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std::string u="",
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std::string d="",
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int max_sessions_=0,
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bool accept_local_only_=false);
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virtual ~Daemon();
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void run_interactively(void);
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void run_as_daemon(bool background = true);
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void run_default(void);
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virtual void startup(void) {};
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virtual void session(pbe::FileDescriptor& in_fd, pbe::FileDescriptor& out_fd) = 0;
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private:
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const short port;
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const std::string progname;
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const int syslog_facility;
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const std::string username;
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const std::string dir;
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const int max_sessions;
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const bool accept_local_only;
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typedef pbe::Mutex<> n_sessions_mutex_t;
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n_sessions_mutex_t n_sessions_mutex;
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typedef pbe::Condition n_sessions_condition_t;
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n_sessions_condition_t n_sessions_condition;
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int n_sessions;
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public: // really private
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void decrement_session_count(void);
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};
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#endif
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