/** * @file rtems/rtems/message.inl *//* *  This include file contains the static inline implementation of all *  inlined routines in the Message Manager. * *  COPYRIGHT (c) 1989-1999. *  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: message.inl,v 1.16 2005/02/21 07:39:58 ralf Exp $ */#ifndef _RTEMS_RTEMS_MESSAGE_INL#define _RTEMS_RTEMS_MESSAGE_INL#include <rtems/score/wkspace.h>/*PAGE * *  _Message_queue_Is_null * *  DESCRIPTION: * *  This function places the_message at the rear of the outstanding *  messages on the_message_queue. */RTEMS_INLINE_ROUTINE boolean _Message_queue_Is_null (  Message_queue_Control *the_message_queue){  return ( the_message_queue == NULL  );}/*PAGE * *  _Message_queue_Free * *  DESCRIPTION: * *  This routine deallocates a message queue control block into *  the inactive chain of free message queue control blocks. */RTEMS_INLINE_ROUTINE void _Message_queue_Free (  Message_queue_Control *the_message_queue){  _Objects_Free( &_Message_queue_Information, &the_message_queue->Object );}/*PAGE * *  _Message_queue_Get * *  DESCRIPTION: * *  This function maps message queue IDs to message queue control *  blocks.  If ID corresponds to a local message queue, then it *  returns the_message_queue control pointer which maps to ID *  and location is set to OBJECTS_LOCAL.  If the message queue ID is *  global and resides on a remote node, then location is set *  to OBJECTS_REMOTE, and the_message_queue is undefined. *  Otherwise, location is set to OBJECTS_ERROR and *  the_message_queue is undefined. */RTEMS_INLINE_ROUTINE Message_queue_Control *_Message_queue_Get (  Objects_Id         id,  Objects_Locations *location){  return (Message_queue_Control *)     _Objects_Get( &_Message_queue_Information, id, location );}#endif/* end of include file */