summaryrefslogtreecommitdiffstats
path: root/cpukit/score/src/objectnametoid.c
diff options
context:
space:
mode:
Diffstat (limited to 'cpukit/score/src/objectnametoid.c')
-rw-r--r--cpukit/score/src/objectnametoid.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/cpukit/score/src/objectnametoid.c b/cpukit/score/src/objectnametoid.c
new file mode 100644
index 0000000000..9cd75a274c
--- /dev/null
+++ b/cpukit/score/src/objectnametoid.c
@@ -0,0 +1,102 @@
+/*
+ * Object Handler
+ *
+ * COPYRIGHT (c) 1989-2010.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/system.h>
+#include <rtems/score/address.h>
+#include <rtems/score/chain.h>
+#include <rtems/score/object.h>
+#if defined(RTEMS_MULTIPROCESSING)
+#include <rtems/score/objectmp.h>
+#endif
+#include <rtems/score/thread.h>
+#include <rtems/score/wkspace.h>
+#include <rtems/score/sysstate.h>
+#include <rtems/score/isr.h>
+
+/*PAGE
+ *
+ * _Objects_Name_to_id_u32
+ *
+ * These kernel routines search the object table(s) for the given
+ * object name and returns the associated object id.
+ *
+ * Input parameters:
+ * information - object information
+ * name - user defined object name
+ * node - node indentifier (0 indicates any node)
+ * id - address of return ID
+ *
+ * Output parameters:
+ * id - object id
+ * OBJECTS_NAME_OR_ID_LOOKUP_SUCCESSFUL - if successful
+ * error code - if unsuccessful
+ */
+
+Objects_Name_or_id_lookup_errors _Objects_Name_to_id_u32(
+ Objects_Information *information,
+ uint32_t name,
+ uint32_t node,
+ Objects_Id *id
+)
+{
+ bool search_local_node;
+ Objects_Control *the_object;
+ uint32_t index;
+#if defined(RTEMS_MULTIPROCESSING)
+ Objects_Name name_for_mp;
+#endif
+
+ /* ASSERT: information->is_string == false */
+
+ if ( !id )
+ return OBJECTS_INVALID_ADDRESS;
+
+ if ( name == 0 )
+ return OBJECTS_INVALID_NAME;
+
+ search_local_node = false;
+
+ if ( information->maximum != 0 &&
+ (node == OBJECTS_SEARCH_ALL_NODES ||
+ node == OBJECTS_SEARCH_LOCAL_NODE ||
+ _Objects_Is_local_node( node )
+ ))
+ search_local_node = true;
+
+ if ( search_local_node ) {
+ for ( index = 1; index <= information->maximum; index++ ) {
+ the_object = information->local_table[ index ];
+ if ( !the_object )
+ continue;
+
+ if ( name == the_object->name.name_u32 ) {
+ *id = the_object->id;
+ return OBJECTS_NAME_OR_ID_LOOKUP_SUCCESSFUL;
+ }
+ }
+ }
+
+#if defined(RTEMS_MULTIPROCESSING)
+ if ( _Objects_Is_local_node( node ) || node == OBJECTS_SEARCH_LOCAL_NODE )
+ return OBJECTS_INVALID_NAME;
+
+ name_for_mp.name_u32 = name;
+ return _Objects_MP_Global_name_search( information, name_for_mp, node, id );
+#else
+ return OBJECTS_INVALID_NAME;
+#endif
+}