laurent@219: #ifndef __ACCESSOR_H
laurent@219: #define __ACCESSOR_H
laurent@219: 
laurent@377: #define __INITIAL_VALUE(...) __VA_ARGS__
laurent@221: 
laurent@219: // variable declaration macros
laurent@219: #define __DECLARE_VAR(type, name)\
laurent@221: 	__IEC_##type##_t name;
laurent@392: #define __DECLARE_GLOBAL(type, domain, name)\
laurent@392: 	__IEC_##type##_t domain##__##name;\
laurent@392: 	static __IEC_##type##_t *GLOBAL__##name = &(domain##__##name);\
laurent@242: 	void __INIT_GLOBAL_##name(type value) {\
laurent@242: 		(*GLOBAL__##name).value = value;\
laurent@242: 	}\
laurent@392: 	IEC_BYTE __IS_GLOBAL_##name##_FORCED(void) {\
laurent@392: 		return (*GLOBAL__##name).flags & __IEC_FORCE_FLAG;\
laurent@242: 	}\
laurent@242: 	type* __GET_GLOBAL_##name(void) {\
laurent@242: 		return &((*GLOBAL__##name).value);\
laurent@231: 	}
Laurent@706: #define __DECLARE_GLOBAL_FB(type, domain, name)\
Laurent@706: 	type domain##__##name;\
Laurent@706: 	static type *GLOBAL__##name = &(domain##__##name);\
Laurent@706: 	type* __GET_GLOBAL_##name(void) {\
Laurent@706: 		return &(*GLOBAL__##name);\
Laurent@708: 	}\
Laurent@708: 	extern void type##_init__(type* data__, BOOL retain);
laurent@219: #define __DECLARE_GLOBAL_LOCATION(type, location)\
laurent@219: 	extern type *location;
laurent@219: #define __DECLARE_GLOBAL_LOCATED(type, resource, name)\
laurent@221: 	__IEC_##type##_p resource##__##name;\
laurent@392: 	static __IEC_##type##_p *GLOBAL__##name = &(resource##__##name);\
laurent@242: 	void __INIT_GLOBAL_##name(type value) {\
laurent@242: 		*((*GLOBAL__##name).value) = value;\
laurent@242: 	}\
laurent@392: 	IEC_BYTE __IS_GLOBAL_##name##_FORCED(void) {\
laurent@392: 		return (*GLOBAL__##name).flags & __IEC_FORCE_FLAG;\
laurent@242: 	}\
laurent@242: 	type* __GET_GLOBAL_##name(void) {\
laurent@242: 		return (*GLOBAL__##name).value;\
laurent@242: 	}
laurent@396: #define __DECLARE_GLOBAL_PROTOTYPE(type, name)\
Laurent@713:     extern type* __GET_GLOBAL_##name(void);
laurent@219: #define __DECLARE_EXTERNAL(type, name)\
laurent@221: 	__IEC_##type##_p name;
Laurent@706: #define __DECLARE_EXTERNAL_FB(type, name)\
Laurent@706: 	type* name;
laurent@219: #define __DECLARE_LOCATED(type, name)\
laurent@221: 	__IEC_##type##_p name;
laurent@219: 
laurent@219: 
laurent@219: // variable initialization macros
laurent@225: #define __INIT_RETAIN(name, retained)\
laurent@227:     name.flags |= retained?__IEC_RETAIN_FLAG:0;
laurent@221: #define __INIT_VAR(name, initial, retained)\
laurent@225: 	name.value = initial;\
laurent@225: 	__INIT_RETAIN(name, retained)
laurent@377: #define __INIT_GLOBAL(type, name, initial, retained)\
laurent@377:     {\
beltyukov@1051: 	    type temp = initial;\
laurent@377: 	    __INIT_GLOBAL_##name(temp);\
laurent@377: 	    __INIT_RETAIN((*GLOBAL__##name), retained)\
laurent@377:     }
Laurent@706: #define __INIT_GLOBAL_FB(type, name, retained)\
Laurent@706: 	type##_init__(&(*GLOBAL__##name), retained);
laurent@392: #define __INIT_GLOBAL_LOCATED(domain, name, location, retained)\
laurent@392: 	domain##__##name.value = location;\
laurent@392: 	__INIT_RETAIN(domain##__##name, retained)
laurent@221: #define __INIT_EXTERNAL(type, global, name, retained)\
laurent@392:     {\
laurent@392: 		name.value = __GET_GLOBAL_##global();\
laurent@392: 		__INIT_RETAIN(name, retained)\
laurent@392:     }
Laurent@706: #define __INIT_EXTERNAL_FB(type, global, name, retained)\
Laurent@706: 	name = __GET_GLOBAL_##global();
laurent@221: #define __INIT_LOCATED(type, location, name, retained)\
laurent@392: 	{\
laurent@392: 		extern type *location;\
laurent@392: 		name.value = location;\
laurent@392: 		__INIT_RETAIN(name, retained)\
laurent@392:     }
laurent@219: #define __INIT_LOCATED_VALUE(name, initial)\
laurent@221: 	*(name.value) = initial;
laurent@219: 
laurent@219: 
laurent@219: // variable getting macros
laurent@221: #define __GET_VAR(name, ...)\
laurent@221: 	name.value __VA_ARGS__
laurent@225: #define __GET_EXTERNAL(name, ...)\
laurent@394: 	((name.flags & __IEC_FORCE_FLAG) ? name.fvalue __VA_ARGS__ : (*(name.value)) __VA_ARGS__)
Laurent@706: #define __GET_EXTERNAL_FB(name, ...)\
Laurent@706: 	__GET_VAR(((*name) __VA_ARGS__))
laurent@225: #define __GET_LOCATED(name, ...)\
laurent@394: 	((name.flags & __IEC_FORCE_FLAG) ? name.fvalue __VA_ARGS__ : (*(name.value)) __VA_ARGS__)
mjsousa@873: 
laurent@235: #define __GET_VAR_BY_REF(name, ...)\
laurent@252: 	((name.flags & __IEC_FORCE_FLAG) ? &(name.fvalue __VA_ARGS__) : &(name.value __VA_ARGS__))
laurent@235: #define __GET_EXTERNAL_BY_REF(name, ...)\
laurent@394: 	((name.flags & __IEC_FORCE_FLAG) ? &(name.fvalue __VA_ARGS__) : &((*(name.value)) __VA_ARGS__))
Laurent@706: #define __GET_EXTERNAL_FB_BY_REF(name, ...)\
Laurent@706: 	__GET_EXTERNAL_BY_REF(((*name) __VA_ARGS__))
laurent@235: #define __GET_LOCATED_BY_REF(name, ...)\
laurent@394: 	((name.flags & __IEC_FORCE_FLAG) ? &(name.fvalue __VA_ARGS__) : &((*(name.value)) __VA_ARGS__))
laurent@219: 
mjsousa@873: #define __GET_VAR_REF(name, ...)\
mjsousa@873: 	(&(name.value __VA_ARGS__))
mjsousa@873: #define __GET_EXTERNAL_REF(name, ...)\
mjsousa@873: 	(&((*(name.value)) __VA_ARGS__))
mjsousa@873: #define __GET_EXTERNAL_FB_REF(name, ...)\
mjsousa@873: 	(&(__GET_VAR(((*name) __VA_ARGS__))))
mjsousa@873: #define __GET_LOCATED_REF(name, ...)\
mjsousa@873: 	(&((*(name.value)) __VA_ARGS__))
mjsousa@873: 
mjsousa@933: #define __GET_VAR_DREF(name, ...)\
mjsousa@933: 	(*(name.value __VA_ARGS__))
mjsousa@933: #define __GET_EXTERNAL_DREF(name, ...)\
mjsousa@933: 	(*((*(name.value)) __VA_ARGS__))
mjsousa@933: #define __GET_EXTERNAL_FB_DREF(name, ...)\
mjsousa@933: 	(*(__GET_VAR(((*name) __VA_ARGS__))))
mjsousa@933: #define __GET_LOCATED_DREF(name, ...)\
mjsousa@933: 	(*((*(name.value)) __VA_ARGS__))
mjsousa@933: 
mjsousa@873: 
laurent@219: // variable setting macros
mjsousa@885: #define __SET_VAR(prefix, name, suffix, new_value)\
mjsousa@885: 	if (!(prefix name.flags & __IEC_FORCE_FLAG)) prefix name.value suffix = new_value
mjsousa@885: #define __SET_EXTERNAL(prefix, name, suffix, new_value)\
andrej@1006: 	{extern IEC_BYTE __IS_GLOBAL_##name##_FORCED(void);\
Laurent@817:     if (!(prefix name.flags & __IEC_FORCE_FLAG || __IS_GLOBAL_##name##_FORCED()))\
mjsousa@885: 		(*(prefix name.value)) suffix = new_value;}
mjsousa@885: #define __SET_EXTERNAL_FB(prefix, name, suffix, new_value)\
mjsousa@885: 	__SET_VAR((*(prefix name)), suffix, new_value)
mjsousa@885: #define __SET_LOCATED(prefix, name, suffix, new_value)\
mjsousa@885: 	if (!(prefix name.flags & __IEC_FORCE_FLAG)) *(prefix name.value) suffix = new_value
laurent@219: 
laurent@219: #endif //__ACCESSOR_H