duration.h

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00001 /*
00002  * $Id: duration.h 4341 2011-01-31 15:21:09Z matthijs $
00003  *
00004  * Copyright (c) 2009 NLNet Labs. All rights reserved.
00005  *
00006  * Redistribution and use in source and binary forms, with or without
00007  * modification, are permitted provided that the following conditions
00008  * are met:
00009  * 1. Redistributions of source code must retain the above copyright
00010  *    notice, this list of conditions and the following disclaimer.
00011  * 2. Redistributions in binary form must reproduce the above copyright
00012  *    notice, this list of conditions and the following disclaimer in the
00013  *    documentation and/or other materials provided with the distribution.
00014  *
00015  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00016  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
00017  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00018  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
00019  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00020  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
00021  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
00023  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
00024  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
00025  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00026  *
00027  */
00028 
00040 #ifndef LDNS_DURATION_H
00041 #define LDNS_DURATION_H
00042 
00043 #include <stdint.h>
00044 #include <time.h>
00045 
00050 typedef struct ldns_duration_struct ldns_duration_type;
00051 struct ldns_duration_struct
00052 {
00053     time_t years;
00054     time_t months;
00055     time_t weeks;
00056     time_t days;
00057     time_t hours;
00058     time_t minutes;
00059     time_t seconds;
00060 };
00061 
00067 ldns_duration_type* ldns_duration_create(void);
00068 
00076 int ldns_duration_compare(ldns_duration_type* d1, ldns_duration_type* d2);
00077 
00084 ldns_duration_type* ldns_duration_create_from_string(const char* str);
00085 
00092 char* ldns_duration2string(ldns_duration_type* duration);
00093 
00100 time_t ldns_duration2time(ldns_duration_type* duration);
00101 
00107 void ldns_duration_cleanup(ldns_duration_type* duration);
00108 
00109 #endif /* LDNS_DURATION_H */

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