/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @brief POSIX Is Priority Valid
* @ingroup POSIX_PRIORITY
*/
/*
* COPYRIGHT (c) 1989-2008.
* 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
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/posix/priorityimpl.h>
#include <rtems/score/schedulerimpl.h>
Priority_Control _POSIX_Priority_To_core(
const Scheduler_Control *scheduler,
int posix_priority,
bool *valid
)
{
Priority_Control core_posix_priority;
Priority_Control core_priority;
core_posix_priority = (Priority_Control) posix_priority;
core_priority = scheduler->maximum_priority - core_posix_priority;
*valid = ( posix_priority >= POSIX_SCHEDULER_MINIMUM_PRIORITY
&& core_posix_priority < scheduler->maximum_priority );
return _Scheduler_Map_priority( scheduler, core_priority );
}
int _POSIX_Priority_From_core(
const Scheduler_Control *scheduler,
Priority_Control core_priority
)
{
core_priority = _Scheduler_Unmap_priority( scheduler, core_priority );
return (int) ( scheduler->maximum_priority - core_priority );
}