rtems/src/rtemsobjectsetname.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /**
0004  * @file
0005  *
0006  * @ingroup RTEMSImplClassicObject
0007  *
0008  * @brief This source file contains the implementation of
0009  *   rtems_object_set_name().
0010  */
0011
0012 /*
0013  *  COPYRIGHT (c) 1989-2008.
0014  *  On-Line Applications Research Corporation (OAR).
0015  *
0016  * Redistribution and use in source and binary forms, with or without
0017  * modification, are permitted provided that the following conditions
0018  * are met:
0019  * 1. Redistributions of source code must retain the above copyright
0020  *    notice, this list of conditions and the following disclaimer.
0021  * 2. Redistributions in binary form must reproduce the above copyright
0022  *    notice, this list of conditions and the following disclaimer in the
0023  *    documentation and/or other materials provided with the distribution.
0024  *
0025  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0026  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0027  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0028  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0029  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0030  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0031  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0032  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0033  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0034  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0035  * POSSIBILITY OF SUCH DAMAGE.
0036  */
0037
0038 #ifdef HAVE_CONFIG_H
0039 #include "config.h"
0040 #endif
0041
0042 #include <rtems/rtems/object.h>
0043 #include <rtems/rtems/statusimpl.h>
0044 #include <rtems/rtems/tasks.h>
0045 #include <rtems/score/objectimpl.h>
0046
0047 /*
0048  *  This method will set the object name based upon the user string.
0049  *  If the object class uses 32-bit names, then only the first 4 bytes
0050  *  of the string will be used.
0051  */
0052 rtems_status_code rtems_object_set_name(
0053   rtems_id       id,
0054   const char    *name
0055 )
0056 {
0057   Objects_Information *information;
0058   Objects_Control     *the_object;
0059   Objects_Id           tmpId;
0060   Status_Control       status;
0061
0062   if ( !name )
0063     return RTEMS_INVALID_ADDRESS;
0064
0065   tmpId = (id == OBJECTS_ID_OF_SELF) ? rtems_task_self() : id;
0066
0067   information  = _Objects_Get_information_id( tmpId );
0068   if ( !information )
0069     return RTEMS_INVALID_ID;
0070
0071   _Objects_Allocator_lock();
0072   the_object = _Objects_Get_no_protection( tmpId, information );
0073
0074   if ( the_object == NULL ) {
0075     _Objects_Allocator_unlock();
0076     return RTEMS_INVALID_ID;
0077   }
0078
0079   status = _Objects_Set_name( information, the_object, name );
0080   _Objects_Allocator_unlock();
0081   return _Status_Get( status );
0082 }