attrimpl.h

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/*
 *  COPYRIGHT (c) 1989-2008.
 *  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.org/license/LICENSE.
 */
 
#ifndef _RTEMS_RTEMS_ATTR_INL
#define _RTEMS_RTEMS_ATTR_INL
 
#include <rtems/rtems/attr.h>
#include <rtems/score/cpu.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
/****************** Forced Attributes in Configuration ****************/
 
#define ATTRIBUTES_NOT_SUPPORTED       0
 
#if ( CPU_ALL_TASKS_ARE_FP == TRUE )
#define ATTRIBUTES_REQUIRED            RTEMS_FLOATING_POINT
#else
#define ATTRIBUTES_REQUIRED            0
#endif
 
RTEMS_INLINE_ROUTINE rtems_attribute _Attributes_Set (
   rtems_attribute new_attributes,
   rtems_attribute attribute_set
)
{
  return attribute_set | new_attributes;
}
 
RTEMS_INLINE_ROUTINE rtems_attribute _Attributes_Clear (
   rtems_attribute attribute_set,
   rtems_attribute mask
)
{
  return attribute_set & ~mask;
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_floating_point(
  rtems_attribute attribute_set
)
{
   return ( attribute_set & RTEMS_FLOATING_POINT ) ? true : false;
}
 
#if defined(RTEMS_MULTIPROCESSING)
RTEMS_INLINE_ROUTINE bool _Attributes_Is_global(
  rtems_attribute attribute_set
)
{
   return ( attribute_set & RTEMS_GLOBAL ) ? true : false;
}
#endif
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_priority(
  rtems_attribute attribute_set
)
{
   return ( attribute_set & RTEMS_PRIORITY ) ? true : false;
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_binary_semaphore(
  rtems_attribute attribute_set
)
{
  return ((attribute_set & RTEMS_SEMAPHORE_CLASS) == RTEMS_BINARY_SEMAPHORE);
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_simple_binary_semaphore(
  rtems_attribute attribute_set
)
{
  return
    ((attribute_set & RTEMS_SEMAPHORE_CLASS) == RTEMS_SIMPLE_BINARY_SEMAPHORE);
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_counting_semaphore(
  rtems_attribute attribute_set
)
{
  return ((attribute_set & RTEMS_SEMAPHORE_CLASS) == RTEMS_COUNTING_SEMAPHORE);
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_inherit_priority(
  rtems_attribute attribute_set
)
{
   return ( attribute_set & RTEMS_INHERIT_PRIORITY ) ? true : false;
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Has_at_most_one_protocol(
  rtems_attribute attribute_set
)
{
  attribute_set &= RTEMS_INHERIT_PRIORITY | RTEMS_PRIORITY_CEILING
    | RTEMS_MULTIPROCESSOR_RESOURCE_SHARING;
 
  return ( attribute_set & ( attribute_set - 1 ) ) == 0;
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_priority_ceiling(
  rtems_attribute attribute_set
)
{
   return ( attribute_set & RTEMS_PRIORITY_CEILING ) ? true : false;
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_multiprocessor_resource_sharing(
  rtems_attribute attribute_set
)
{
  return ( attribute_set & RTEMS_MULTIPROCESSOR_RESOURCE_SHARING ) != 0;
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_barrier_automatic(
  rtems_attribute attribute_set
)
{
   return ( attribute_set & RTEMS_BARRIER_AUTOMATIC_RELEASE ) ? true : false;
}
 
RTEMS_INLINE_ROUTINE bool _Attributes_Is_system_task(
  rtems_attribute attribute_set
)
{
   return ( attribute_set & RTEMS_SYSTEM_TASK ) ? true : false;
}
 
#ifdef __cplusplus
}
#endif
 
#endif
/* end of include file */