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/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup RTEMSImplClassicClock
*
* @brief This header file provides the implementation interfaces of
* the @ref RTEMSImplClassicClock.
*/
/* COPYRIGHT (c) 1989-2013.
* On-Line Applications Research Corporation (OAR).
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER 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.
*/
#ifndef _RTEMS_RTEMS_CLOCKIMPL_H
#define _RTEMS_RTEMS_CLOCKIMPL_H
#include <rtems/rtems/clock.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup RTEMSImplClassicClock Clock Manager
*
* @ingroup RTEMSImplClassic
*
* @brief This group contains the Clock Manager implementation.
*
* @{
*/
/**
* @brief The enumerators of this type determine if the ticks member is
* validated in _TOD_Validate().
*/
typedef enum {
/**
* @brief Use this option to disable the validation of the ticks member in
* _TOD_Validate().
*/
TOD_DISABLE_TICKS_VALIDATION = 0,
/**
* @brief Use this option to enable the validation of the ticks member in
* _TOD_Validate().
*/
TOD_ENABLE_TICKS_VALIDATION = -1
} TOD_Ticks_validation;
/**
* @brief Validates the time of day.
*
* @param the_tod is the reference to the time of day structure to validate or
* NULL.
*
* @param ticks_validation indicates if the ticks member of the time of day
* should be validated. Use #TOD_ENABLE_TICKS_VALIDATION to validate the
* ticks member. Use #TOD_DISABLE_TICKS_VALIDATION to skip the validation of
* the ticks member.
*
* @retval RTEMS_SUCCESSFUL @a the_tod references a valid time of day.
* @retval RTEMS_INVALID_CLOCK @a the_tod references an invalid time of day.
* @retval RTEMS_INVALID_ADDRESS @a the_tod reference is @c NULL.
*/
rtems_status_code _TOD_Validate(
const rtems_time_of_day *the_tod,
TOD_Ticks_validation ticks_validation
);
/**
* @brief TOD to Seconds
*
* This function returns the number seconds between the epoch and @a the_tod.
*
* @param[in] the_tod is the TOD structure to convert to seconds
*
* @retval This method returns the number of seconds since epoch represented
* by @a the_tod
*/
Watchdog_Interval _TOD_To_seconds(
const rtems_time_of_day *the_tod
);
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* _RTEMS_RTEMS_CLOCKIMPL_H */
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