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score: Add RTEMS_DECONST|DEVOLATILE|DEQUALIFY()

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This commit is contained in:
Sebastian Huber
2014-09-05 08:32:28 +02:00
parent 2a86615b98
commit a72f16e47b
1 changed files with 27 additions and 0 deletions
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27
cpukit/score/include/rtems/score/basedefs.h
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@@ -227,6 +227,33 @@
#define RTEMS_CONTAINER_OF( _m, _type, _member_name ) \
( (_type *) ( (uintptr_t) ( _m ) - offsetof( _type, _member_name ) ) )
/**
* @brief Removes the const qualifier from a type of a variable.
*
* @param[in] _type The target type for the variable.
* @param[in] _var The variable.
*/
#define RTEMS_DECONST( _type, _var ) \
((_type)(uintptr_t)(const void *) ( _var ))
/**
* @brief Removes the volatile qualifier from a type of a variable.
*
* @param[in] _type The target type for the variable.
* @param[in] _var The variable.
*/
#define RTEMS_DEVOLATILE( _type, _var ) \
((_type)(uintptr_t)(volatile void *) ( _var ))
/**
* @brief Removes the all qualifiers from a type of a variable.
*
* @param[in] _type The target type for the variable.
* @param[in] _var The variable.
*/
#define RTEMS_DEQUALIFY( _type, _var ) \
((_type)(uintptr_t)(const volatile void *) ( _var ))
#ifndef ASM
#ifdef RTEMS_DEPRECATED_TYPES
typedef bool boolean;