source: rtems/cpukit/score/src/objectnametoid.c @ a6eef8b

Last change on this file since a6eef8b was a6eef8b, checked in by Joel Sherrill <joel.sherrill@…>, on 09/04/03 at 18:52:48

2003-09-04 Joel Sherrill <joel@…>

  • apiext.c, chain.c, coremsg.c, coremsgbroadcast.c, coremsgclose.c, coremsgflush.c, coremsgflushsupp.c, coremsgflushwait.c, coremsginsert.c, coremsgseize.c, coremsgsubmit.c, coremutex.c, coremutexflush.c, coremutexseize.c, coremutexsurrender.c, coresem.c, coresemflush.c, coresemseize.c, coresemsurrender.c, coretod.c, coretodset.c, coretodtickle.c, coretodtoseconds.c, coretodvalidate.c, heap.c, heapallocate.c, heapextend.c, heapfree.c, heapgetinfo.c, heapsizeofuserarea.c, heapwalk.c, interr.c, isr.c, mpci.c, object.c, objectallocate.c, objectallocatebyindex.c, objectclearname.c, objectcomparenameraw.c, objectcomparenamestring.c, objectcopynameraw.c, objectcopynamestring.c, objectextendinformation.c, objectfree.c, objectget.c, objectgetbyindex.c, objectgetisr.c, objectgetnext.c, objectgetnoprotection.c, objectinitializeinformation.c, objectmp.c, objectnametoid.c, objectshrinkinformation.c, thread.c, threadchangepriority.c, threadclearstate.c, threadclose.c, threadcreateidle.c, threaddelayended.c, threaddispatch.c, threadevaluatemode.c, threadget.c, threadhandler.c, threadidlebody.c, threadinitialize.c, threadloadenv.c, threadmp.c, threadq.c, threadqdequeue.c, threadqdequeuefifo.c, threadqdequeuepriority.c, threadqenqueue.c, threadqenqueuefifo.c, threadqenqueuepriority.c, threadqextract.c, threadqextractfifo.c, threadqextractpriority.c, threadqextractwithproxy.c, threadqfirst.c, threadqfirstfifo.c, threadqfirstpriority.c, threadqflush.c, threadqtimeout.c, threadready.c, threadreset.c, threadresettimeslice.c, threadrestart.c, threadresume.c, threadrotatequeue.c, threadsetpriority.c, threadsetstate.c, threadsettransient.c, threadstackallocate.c, threadstackfree.c, threadstart.c, threadstartmultitasking.c, threadsuspend.c, threadtickletimeslice.c, threadyieldprocessor.c, userext.c, watchdog.c, watchdogadjust.c, watchdoginsert.c, watchdogremove.c, watchdogtickle.c, wkspace.c: URL for license changed.
  • Property mode set to 100644
File size: 2.6 KB
Line 
1/*
2 *  Object Handler
3 *
4 *
5 *  COPYRIGHT (c) 1989-1999.
6 *  On-Line Applications Research Corporation (OAR).
7 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.rtems.com/license/LICENSE.
11 *
12 *  $Id$
13 */
14
15#include <rtems/system.h>
16#include <rtems/score/address.h>
17#include <rtems/score/chain.h>
18#include <rtems/score/object.h>
19#if defined(RTEMS_MULTIPROCESSING)
20#include <rtems/score/objectmp.h>
21#endif
22#include <rtems/score/thread.h>
23#include <rtems/score/wkspace.h>
24#include <rtems/score/sysstate.h>
25#include <rtems/score/isr.h>
26
27/*PAGE
28 *
29 *  _Objects_Name_to_id
30 *
31 *  These kernel routines search the object table(s) for the given
32 *  object name and returns the associated object id.
33 *
34 *  Input parameters:
35 *    information - object information
36 *    name        - user defined object name
37 *    node        - node indentifier (0 indicates any node)
38 *    id          - address of return ID
39 *
40 *  Output parameters:
41 *    id                 - object id
42 *    OBJECTS_SUCCESSFUL - if successful
43 *    error code         - if unsuccessful
44 */
45
46Objects_Name_to_id_errors _Objects_Name_to_id(
47  Objects_Information *information,
48  Objects_Name         name,
49  unsigned32           node,
50  Objects_Id          *id
51)
52{
53  boolean                    search_local_node;
54  Objects_Control           *the_object;
55  unsigned32                 index;
56  unsigned32                 name_length;
57  Objects_Name_comparators   compare_them;
58
59  if ( name == 0 )
60    return OBJECTS_INVALID_NAME;
61
62  search_local_node = FALSE;
63
64  if ( information->maximum != 0 &&
65      (node == OBJECTS_SEARCH_ALL_NODES || node == OBJECTS_SEARCH_LOCAL_NODE ||
66      _Objects_Is_local_node( node ) ) )
67   search_local_node = TRUE;
68
69  if ( search_local_node ) {
70    name_length = information->name_length;
71
72    if ( information->is_string ) compare_them = _Objects_Compare_name_string;
73    else                          compare_them = _Objects_Compare_name_raw;
74
75    for ( index = 1; index <= information->maximum; index++ ) {
76      the_object = information->local_table[ index ];
77      if ( !the_object || !the_object->name )
78        continue;
79
80      if ( (*compare_them)( name, the_object->name, name_length ) ) {
81        *id = the_object->id;
82        return OBJECTS_SUCCESSFUL;
83      }
84    }
85  }
86
87  if ( _Objects_Is_local_node( node ) || node == OBJECTS_SEARCH_LOCAL_NODE )
88    return OBJECTS_INVALID_NAME;
89
90#if defined(RTEMS_MULTIPROCESSING)
91  return ( _Objects_MP_Global_name_search( information, name, node, id ) );
92#else
93  return OBJECTS_INVALID_NAME;
94#endif
95}
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