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/build/buildd-opendnssec_1.3.2-1~bpo60+1-amd64-DfhaW2/opendnssec-1.3.2/signer/src/shared/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 
00034 #ifndef UTIL_DURATION_H
00035 #define UTIL_DURATION_H
00036 
00037 #include "config.h"
00038 #include "shared/allocator.h"
00039 
00040 #include <stdint.h>
00041 #include <time.h>
00042 
00047 typedef struct duration_struct duration_type;
00048 struct duration_struct
00049 {
00050     allocator_type* allocator;
00051     time_t years;
00052     time_t months;
00053     time_t weeks;
00054     time_t days;
00055     time_t hours;
00056     time_t minutes;
00057     time_t seconds;
00058 };
00059 
00065 duration_type* duration_create(void);
00066 
00074 int duration_compare(duration_type* d1, duration_type* d2);
00075 
00082 duration_type* duration_create_from_string(const char* str);
00083 
00090 char* duration2string(duration_type* duration);
00091 
00098 time_t duration2time(duration_type* duration);
00099 
00106 time_t ods_rand(time_t mod);
00107 
00115 time_t time_minimum(time_t a, time_t b);
00116 
00124 time_t time_maximum(time_t a, time_t b);
00125 
00132 void time_itoa(time_t n, char* s);
00133 
00142 uint32_t time_datestamp(time_t tt, const char* format, char** str);
00143 
00150 time_t time_now(void);
00151 
00157 void duration_cleanup(duration_type* duration);
00158 
00159 #endif /* UTIL_DURATION_H */

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