UHD 003.003.002
include/uhd/types/time_spec.hpp
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00001 //
00002 // Copyright 2010-2011 Ettus Research LLC
00003 //
00004 // This program is free software: you can redistribute it and/or modify
00005 // it under the terms of the GNU General Public License as published by
00006 // the Free Software Foundation, either version 3 of the License, or
00007 // (at your option) any later version.
00008 //
00009 // This program is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU General Public License for more details.
00013 //
00014 // You should have received a copy of the GNU General Public License
00015 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
00016 //
00017 
00018 #ifndef INCLUDED_UHD_TYPES_TIME_SPEC_HPP
00019 #define INCLUDED_UHD_TYPES_TIME_SPEC_HPP
00020 
00021 #include <uhd/config.hpp>
00022 #include <boost/operators.hpp>
00023 #include <ctime>
00024 
00025 namespace uhd{
00026 
00039     class UHD_API time_spec_t : boost::additive<time_spec_t>, boost::totally_ordered<time_spec_t>{
00040     public:
00041 
00047         static time_spec_t get_system_time(void);
00048 
00053         time_spec_t(double secs = 0);
00054 
00060         time_spec_t(time_t full_secs, double frac_secs = 0);
00061 
00069         time_spec_t(time_t full_secs, long tick_count, double tick_rate);
00070 
00077         long get_tick_count(double tick_rate) const;
00078 
00085         double get_real_secs(void) const;
00086 
00091         time_t get_full_secs(void) const;
00092 
00097         double get_frac_secs(void) const;
00098 
00100         time_spec_t &operator+=(const time_spec_t &);
00101 
00103         time_spec_t &operator-=(const time_spec_t &);
00104 
00105     //private time storage details
00106     private: time_t _full_secs; double _frac_secs;
00107     };
00108 
00110     UHD_API bool operator==(const time_spec_t &, const time_spec_t &);
00111 
00113     UHD_API bool operator<(const time_spec_t &, const time_spec_t &);
00114 
00115 } //namespace uhd
00116 
00117 #endif /* INCLUDED_UHD_TYPES_TIME_SPEC_HPP */
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