101 lines
2.4 KiB
C++
101 lines
2.4 KiB
C++
// ndppd - NDP Proxy Daemon
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// Copyright (C) 2011 Daniel Adolfsson <daniel@priv.nu>
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//
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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 3 of the License, or
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// (at your option) 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, see <http://www.gnu.org/licenses/>.
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#pragma once
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#include <sstream>
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#ifndef DISABLE_SYSLOG
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# include <syslog.h>
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#else
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# define LOG_EMERG 0 /* system is unusable */
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# define LOG_ALERT 1 /* action must be taken immediately */
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# define LOG_CRIT 2 /* critical conditions */
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# define LOG_ERR 3 /* error conditions */
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# define LOG_WARNING 4 /* warning conditions */
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# define LOG_NOTICE 5 /* normal but significant condition */
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# define LOG_INFO 6 /* informational */
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# define LOG_DEBUG 7 /* debug-level messages */
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#endif
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NDPPD_NS_BEGIN
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class logger {
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public:
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logger(int pri = LOG_NOTICE);
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logger(const logger& l);
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~logger();
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static std::string format(const std::string& fmt, ...);
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static void syslog(bool enable);
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static bool syslog();
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static void max_pri(int pri);
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void flush();
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static bool verbosity(const std::string& name);
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static int verbosity();
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static void verbosity(int pri);
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logger& operator<<(const std::string& str);
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logger& operator<<(logger& (*pf)(logger& ));
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logger& operator<<(int n);
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logger& force_log(bool b = true);
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static logger& endl(logger& __l);
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// Shortcuts.
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static logger error();
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static logger info();
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static logger warning();
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static logger debug();
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static logger notice();
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static std::string err();
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private:
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int _pri;
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std::stringstream _ss;
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bool _force_log;
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struct pri_name {
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const char* name;
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int pri;
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};
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static const pri_name _pri_names[];
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static bool _syslog;
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static int _max_pri;
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// fixes for strerr_r on alpine
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static std::string err_str(int result, char *buff, int err);
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static std::string err_str(char *result, char *buff, int err);
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};
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NDPPD_NS_END
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