ppg_time.h

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/* Copyright 2017 noseglasses <shinynoseglasses@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef PPG_TIME_H
#define PPG_TIME_H

#include "ppg_settings.h"

#include <stdint.h>

typedef void (*PPG_Time_Fun)(PPG_Time *time);

typedef void (*PPG_Time_Difference_Fun)(PPG_Time time1, PPG_Time time2, PPG_Time *delta);

typedef PPG_Time_Comparison_Result_Type (*PPG_Time_Comparison_Fun)(
                           PPG_Time time1, PPG_Time time2);

typedef struct {
   PPG_Time_Fun time; 
   PPG_Time_Difference_Fun time_difference; 
   PPG_Time_Comparison_Fun compare_times; 
} PPG_Time_Manager;

void ppg_time_manager_init(PPG_Time_Manager *time_manager);

PPG_Time_Manager ppg_global_set_time_manager(PPG_Time_Manager time_manager);

PPG_Time_Manager ppg_global_get_time_manager(void);

#endif