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Diffstat (limited to 'cpukit/sapi/src/extension.c')
| -rw-r--r-- | cpukit/sapi/src/extension.c | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/cpukit/sapi/src/extension.c b/cpukit/sapi/src/extension.c deleted file mode 100644 index 6df116bc69..0000000000 --- a/cpukit/sapi/src/extension.c +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Extension Manager - * - * - * 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/rtems/support.h> -#include <rtems/score/object.h> -#include <rtems/score/thread.h> -#include <rtems/extension.h> - -/*PAGE - * - * _Extension_Manager_initialization - * - * This routine initializes all extension manager related data structures. - * - * Input parameters: - * maximum_extensions - number of extensions to initialize - * - * Output parameters: NONE - */ - -void _Extension_Manager_initialization( - unsigned32 maximum_extensions -) -{ - _Objects_Initialize_information( - &_Extension_Information, - OBJECTS_RTEMS_EXTENSIONS, - FALSE, - maximum_extensions, - sizeof( Extension_Control ), - FALSE, - RTEMS_MAXIMUM_NAME_LENGTH, - FALSE - ); -} - -/*PAGE - * - * rtems_extension_create - * - * This directive creates a extension and performs some initialization. - * - * Input parameters: - * name - extension name - * extension_table - pointer to extension set information - * id - pointer to extension id - * - * Output parameters: - * id - extension id - * RTEMS_SUCCESSFUL - if successful - * error code - if unsuccessful - */ - -rtems_status_code rtems_extension_create( - rtems_name name, - rtems_extensions_table *extension_table, - Objects_Id *id -) -{ - Extension_Control *the_extension; - - if ( !rtems_is_name_valid( name ) ) - return RTEMS_INVALID_NAME; - - _Thread_Disable_dispatch(); /* to prevent deletion */ - - the_extension = _Extension_Allocate(); - - if ( !the_extension ) { - _Thread_Enable_dispatch(); - return RTEMS_TOO_MANY; - } - - _User_extensions_Add_set( &the_extension->Extension, extension_table ); - - _Objects_Open( &_Extension_Information, &the_extension->Object, &name ); - - *id = the_extension->Object.id; - _Thread_Enable_dispatch(); - return RTEMS_SUCCESSFUL; -} - -/*PAGE - * - * rtems_extension_ident - * - * This directive returns the system ID associated with - * the extension name. - * - * Input parameters: - * name - user defined message queue name - * id - pointer to extension id - * - * Output parameters: - * *id - message queue id - * RTEMS_SUCCESSFUL - if successful - * error code - if unsuccessful - */ - -rtems_status_code rtems_extension_ident( - rtems_name name, - Objects_Id *id -) -{ - Objects_Name_to_id_errors status; - - status = _Objects_Name_to_id( - &_Extension_Information, - &name, - OBJECTS_SEARCH_LOCAL_NODE, - id - ); - - return _Status_Object_name_errors_to_status[ status ]; -} - -/*PAGE - * - * rtems_extension_delete - * - * This directive allows a thread to delete a extension. - * - * Input parameters: - * id - extension id - * - * Output parameters: - * RTEMS_SUCCESSFUL - if successful - * error code - if unsuccessful - */ - -rtems_status_code rtems_extension_delete( - Objects_Id id -) -{ - Extension_Control *the_extension; - Objects_Locations location; - - the_extension = _Extension_Get( id, &location ); - switch ( location ) { - case OBJECTS_ERROR: - case OBJECTS_REMOTE: /* should never return this */ - return RTEMS_INVALID_ID; - case OBJECTS_LOCAL: - _User_extensions_Remove_set( &the_extension->Extension ); - _Objects_Close( &_Extension_Information, &the_extension->Object ); - _Extension_Free( the_extension ); - _Thread_Enable_dispatch(); - return RTEMS_SUCCESSFUL; - } - - return RTEMS_INTERNAL_ERROR; /* unreached - only to remove warnings */ -} |