forked from Imagelibrary/rtems
0b263b0eb7
Use the type safe _Objects_Open_u32() instead. Return the object identifier to enforce a common usage pattern.
77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/**
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* @file
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*
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* @ingroup RTEMSImplClassicUserExt
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*
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* @brief This source file contains the implementation of
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* rtems_extension_create() and the User Extensions Manager system
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* initialization.
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*/
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/*
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* COPYRIGHT (c) 1989-2007.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <rtems/extensionimpl.h>
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#include <rtems/rtems/support.h>
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#include <rtems/score/userextimpl.h>
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#include <rtems/sysinit.h>
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rtems_status_code rtems_extension_create(
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rtems_name name,
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const rtems_extensions_table *extension_table,
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rtems_id *id
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)
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{
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Extension_Control *the_extension;
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if ( !rtems_is_name_valid( name ) ) {
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return RTEMS_INVALID_NAME;
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}
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if ( extension_table == NULL ) {
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return RTEMS_INVALID_ADDRESS;
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}
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if ( id == NULL ) {
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return RTEMS_INVALID_ADDRESS;
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}
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the_extension = _Extension_Allocate();
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if ( the_extension == NULL ) {
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_Objects_Allocator_unlock();
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return RTEMS_TOO_MANY;
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}
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_User_extensions_Add_set_with_table( &the_extension->Extension, extension_table );
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*id = _Objects_Open_u32(
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&_Extension_Information,
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&the_extension->Object,
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name
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);
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_Objects_Allocator_unlock();
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return RTEMS_SUCCESSFUL;
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}
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static void _Extension_Manager_initialization( void )
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{
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_Objects_Initialize_information( &_Extension_Information);
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}
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RTEMS_SYSINIT_ITEM(
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_Extension_Manager_initialization,
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RTEMS_SYSINIT_USER_EXTENSIONS,
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RTEMS_SYSINIT_ORDER_MIDDLE
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);
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