Steve Karg
fd3be47d86
* Added daylight savings time calculation module with unit testing. * Added datetime daylight savings time and clock API * Added basic datetime_local() clock using mstimer as basis and time-sync option. Integrated clock with ports/stm32f4xx example.
59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/**
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* @file
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* @brief This file contains the function prototypes for for the module.
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* @author Steve Karg <skarg@users.sourceforge.net>
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* @date 1997
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* @note Public domain algorithms from ACM
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* @copyright SPDX-License-Identifier: CC-PDDC
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*/
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#ifndef BACNET_BASIC_SYS_DST_H
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#define BACNET_BASIC_SYS_DST_H
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#include <stdint.h>
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#include <stdbool.h>
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/* BACnet Stack defines - first */
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#include "bacnet/bacdef.h"
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struct daylight_savings_data {
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bool Ordinal : 1;
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uint8_t Begin_Month;
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uint8_t Begin_Day;
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uint8_t Begin_Week;
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uint8_t End_Month;
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uint8_t End_Day;
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uint8_t End_Week;
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uint16_t Epoch_Year;
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uint8_t Epoch_Day;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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bool dst_active(
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struct daylight_savings_data *dst,
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uint16_t year,
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uint8_t month,
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uint8_t day,
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uint8_t hour,
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uint8_t minute,
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uint8_t second);
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void dst_init(
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struct daylight_savings_data *data,
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bool automatic,
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uint8_t begin_month,
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uint8_t begin_day,
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uint8_t begin_which_day,
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uint8_t end_month,
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uint8_t end_day,
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uint8_t end_which_day,
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uint8_t epoch_day,
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uint16_t epoch_year);
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/* initialization */
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void dst_init_defaults(struct daylight_savings_data *data);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif
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