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-rw-r--r--cpukit/score/src/userext.c202
1 files changed, 202 insertions, 0 deletions
diff --git a/cpukit/score/src/userext.c b/cpukit/score/src/userext.c
new file mode 100644
index 0000000000..7886dbd900
--- /dev/null
+++ b/cpukit/score/src/userext.c
@@ -0,0 +1,202 @@
+/*
+ * User Extension Handler
+ *
+ * NOTE: XXX
+ *
+ * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ * On-Line Applications Research Corporation (OAR).
+ * All rights assigned to U.S. Government, 1994.
+ *
+ * This material may be reproduced by or for the U.S. Government pursuant
+ * to the copyright license under the clause at DFARS 252.227-7013. This
+ * notice must appear in all copies of this file and its derivatives.
+ *
+ * $Id$
+ */
+
+#include <rtems/system.h>
+#include <rtems/userext.h>
+
+/*PAGE
+ *
+ * _User_extensions_Task_create
+ */
+
+boolean _User_extensions_Task_create (
+ Thread_Control *the_thread
+)
+{
+ Chain_Node *the_node;
+ User_extensions_Control *the_extension;
+ boolean status;
+
+ for ( the_node = _User_extensions_List.first ;
+ !_Chain_Is_tail( &_User_extensions_List, the_node ) ;
+ the_node = the_node->next ) {
+
+ the_extension = (User_extensions_Control *) the_node;
+
+ if ( the_extension->Callouts.rtems_task_create != NULL ) {
+ status = (*the_extension->Callouts.rtems_task_create)(
+ _Thread_Executing,
+ the_thread
+ );
+ if ( !status )
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+/*PAGE
+ *
+ * _User_extensions_Task_delete
+ */
+
+void _User_extensions_Task_delete (
+ Thread_Control *the_thread
+)
+{
+ Chain_Node *the_node;
+ User_extensions_Control *the_extension;
+
+ for ( the_node = _User_extensions_List.last ;
+ !_Chain_Is_head( &_User_extensions_List, the_node ) ;
+ the_node = the_node->previous ) {
+
+ the_extension = (User_extensions_Control *) the_node;
+
+ if ( the_extension->Callouts.rtems_task_delete != NULL )
+ (*the_extension->Callouts.rtems_task_delete)(
+ _Thread_Executing,
+ the_thread
+ );
+ }
+}
+
+/*PAGE
+ *
+ * _User_extensions_Task_start
+ *
+ */
+
+void _User_extensions_Task_start (
+ Thread_Control *the_thread
+)
+{
+ Chain_Node *the_node;
+ User_extensions_Control *the_extension;
+
+ for ( the_node = _User_extensions_List.first ;
+ !_Chain_Is_tail( &_User_extensions_List, the_node ) ;
+ the_node = the_node->next ) {
+
+ the_extension = (User_extensions_Control *) the_node;
+
+ if ( the_extension->Callouts.rtems_task_start != NULL )
+ (*the_extension->Callouts.rtems_task_start)(
+ _Thread_Executing,
+ the_thread
+ );
+ }
+}
+
+/*PAGE
+ *
+ * _User_extensions_Task_restart
+ *
+ */
+
+void _User_extensions_Task_restart (
+ Thread_Control *the_thread
+)
+{
+ Chain_Node *the_node;
+ User_extensions_Control *the_extension;
+
+ for ( the_node = _User_extensions_List.first ;
+ !_Chain_Is_tail( &_User_extensions_List, the_node ) ;
+ the_node = the_node->next ) {
+
+ the_extension = (User_extensions_Control *) the_node;
+
+ if ( the_extension->Callouts.rtems_task_restart != NULL )
+ (*the_extension->Callouts.rtems_task_restart)(
+ _Thread_Executing,
+ the_thread
+ );
+ }
+}
+
+/*PAGE
+ *
+ * _User_extensions_Task_begin
+ *
+ */
+
+void _User_extensions_Task_begin (
+ Thread_Control *executing
+)
+{
+ Chain_Node *the_node;
+ User_extensions_Control *the_extension;
+
+ for ( the_node = _User_extensions_List.first ;
+ !_Chain_Is_tail( &_User_extensions_List, the_node ) ;
+ the_node = the_node->next ) {
+
+ the_extension = (User_extensions_Control *) the_node;
+
+ if ( the_extension->Callouts.task_begin != NULL )
+ (*the_extension->Callouts.task_begin)( executing );
+ }
+}
+
+/*PAGE
+ *
+ * _User_extensions_Task_exitted
+ */
+
+void _User_extensions_Task_exitted (
+ Thread_Control *executing
+)
+{
+ Chain_Node *the_node;
+ User_extensions_Control *the_extension;
+
+ for ( the_node = _User_extensions_List.last ;
+ !_Chain_Is_head( &_User_extensions_List, the_node ) ;
+ the_node = the_node->previous ) {
+
+ the_extension = (User_extensions_Control *) the_node;
+
+ if ( the_extension->Callouts.task_exitted != NULL )
+ (*the_extension->Callouts.task_exitted)( executing );
+ }
+}
+
+/*PAGE
+ *
+ * _User_extensions_Fatal
+ */
+
+void _User_extensions_Fatal (
+ unsigned32 the_error
+)
+{
+ Chain_Node *the_node;
+ User_extensions_Control *the_extension;
+
+ for ( the_node = _User_extensions_List.last ;
+ !_Chain_Is_head( &_User_extensions_List, the_node ) ;
+ the_node = the_node->previous ) {
+
+ the_extension = (User_extensions_Control *) the_node;
+
+ if ( the_extension->Callouts.fatal != NULL )
+ (*the_extension->Callouts.fatal)( the_error );
+ }
+}
+
+