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/*** leaps.h -- materialised leap seconds
*
* Copyright (C) 2012-2024 Sebastian Freundt
*
* Author: Sebastian Freundt <freundt@ga-group.nl>
*
* This file is part of dateutils.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the author nor the names of any contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
***/
#if !defined INCLUDED_leaps_h_
#define INCLUDED_leaps_h_
#include <unistd.h>
#include <stdint.h>
#if defined __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef const struct zleap_s *zleap_t;
typedef const int32_t *zltr_t;
typedef size_t zidx_t;
/* row-based */
struct zleap_s {
union {
uint32_t u;
int32_t v;
};
int32_t corr;
};
/* col-based funs */
/**
* Return last leap transition before KEY in a uint32_t field FLD. */
extern zidx_t leaps_before_ui32(const uint32_t fld[], size_t nfld, uint32_t key);
/**
* Return last leap transition before KEY in a int32_t field FLD. */
extern zidx_t leaps_before_si32(const int32_t fld[], size_t nfld, int32_t key);
/**
* Return last leap transition before KEY in a uint64_t field FLD. */
extern zidx_t leaps_before_ui64(const uint64_t fld[], size_t nfld, uint64_t key);
/**
* Return last leap transition before KEY in a int64_t field FLD. */
extern zidx_t leaps_before_si64(const int64_t fld[], size_t nfld, int64_t key);
#if defined __cplusplus
}
#endif /* __cplusplus */
#endif /* INCLUDED_leaps_h_ */
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