source: rtems/cpukit/score/src/objectsetname.c @ c86da31c

4.115
Last change on this file since c86da31c was 2eb59419, checked in by Joel Sherrill <joel.sherrill@…>, on 12/07/09 at 17:27:46

2009-12-07 Cindy Cicalese <cicalese@…>

PR 1477/cpukit

  • score/src/objectsetname.c: Ensure destination is NULL terminated. String copy was not getting the NULL.
  • Property mode set to 100644
File size: 1.5 KB
Line 
1/*
2 *  COPYRIGHT (c) 1989-2009.
3 *  On-Line Applications Research Corporation (OAR).
4 *
5 *  The license and distribution terms for this file may be
6 *  found in the file LICENSE in this distribution or at
7 *  http://www.rtems.com/license/LICENSE.
8 *
9 *  $Id$
10 */
11
12#ifdef HAVE_CONFIG_H
13#include "config.h"
14#endif
15
16#include <rtems/system.h>
17#include <rtems/score/object.h>
18#include <rtems/score/thread.h>
19#include <rtems/score/wkspace.h>
20#include <stdlib.h>
21#include <ctype.h>
22#include <inttypes.h>
23#include <string.h>
24
25
26/*
27 *  This method sets the name of an object based upon a C string.
28 */
29
30bool _Objects_Set_name(
31  Objects_Information *information,
32  Objects_Control     *the_object,
33  const char          *name
34)
35{
36  size_t                 length;
37  const char            *s;
38
39  s      = name;
40  length = strnlen( name, information->name_length );
41
42#if defined(RTEMS_SCORE_OBJECT_ENABLE_STRING_NAMES)
43  if ( information->is_string ) {
44    char *d;
45
46    d = _Workspace_Allocate( length + 1 );
47    if ( !d )
48      return false;
49
50    if ( the_object->name.name_p ) {
51      _Workspace_Free( (void *)the_object->name.name_p );
52      the_object->name.name_p = NULL;
53    }
54
55    strncpy( d, name, length );
56    d[length] = '\0';
57    the_object->name.name_p = d;
58  } else
59#endif
60  {
61    the_object->name.name_u32 =  _Objects_Build_name(
62      ((0 <= length) ? s[ 0 ] : ' '),
63      ((1 <  length) ? s[ 1 ] : ' '),
64      ((2 <  length) ? s[ 2 ] : ' '),
65      ((3 <  length) ? s[ 3 ] : ' ')
66    );
67
68  }
69
70  return true;
71}
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