source: rtems/cpukit/rtems/src/schedulerident.c @ 255fe43

/* SPDX-License-Identifier: BSD-2-Clause */

/**
 * @file
 *
 * @ingroup RTEMSImplClassicScheduler
 *
 * @brief This source file contains the implementation of
 *   rtems_scheduler_ident().
 */

/*
 * Copyright (c) 2014 embedded brains GmbH.  All rights reserved.
 *
 * 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.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <rtems/rtems/scheduler.h>
#include <rtems/score/schedulerimpl.h>

rtems_status_code rtems_scheduler_ident(
  rtems_name  name,
  rtems_id   *id
)
{
  rtems_status_code sc;

  if ( id != NULL ) {
    size_t n = _Scheduler_Count;
    size_t i;

    sc = RTEMS_INVALID_NAME;

    for ( i = 0 ; i < n && sc == RTEMS_INVALID_NAME ; ++i ) {
      const Scheduler_Control *scheduler = &_Scheduler_Table[ i ];

      if ( scheduler->name == name ) {
        *id = _Scheduler_Build_id( i );
        sc = RTEMS_SUCCESSFUL;
      }
    }
  } else {
    sc = RTEMS_INVALID_ADDRESS;
  }

  return sc;
}