137 lines
4.8 KiB
C
Executable File
137 lines
4.8 KiB
C
Executable File
#ifndef __ACCESSOR_H
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#define __ACCESSOR_H
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#define __INITIAL_VALUE(...) __VA_ARGS__
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// variable declaration macros
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#define __DECLARE_VAR(type, name)\
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__IEC_##type##_t name;
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#define __DECLARE_GLOBAL(type, domain, name)\
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__IEC_##type##_t domain##__##name;\
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static __IEC_##type##_t *GLOBAL__##name = &(domain##__##name);\
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void __INIT_GLOBAL_##name(type value) {\
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(*GLOBAL__##name).value = value;\
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}\
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IEC_BYTE __IS_GLOBAL_##name##_FORCED(void) {\
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return (*GLOBAL__##name).flags & __IEC_FORCE_FLAG;\
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}\
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type* __GET_GLOBAL_##name(void) {\
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return &((*GLOBAL__##name).value);\
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}
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#define __DECLARE_GLOBAL_FB(type, domain, name)\
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type domain##__##name;\
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static type *GLOBAL__##name = &(domain##__##name);\
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type* __GET_GLOBAL_##name(void) {\
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return &(*GLOBAL__##name);\
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}\
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extern void type##_init__(type* data__, BOOL retain);
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#define __DECLARE_GLOBAL_LOCATION(type, location)\
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extern type *location;
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#define __DECLARE_GLOBAL_LOCATED(type, resource, name)\
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__IEC_##type##_p resource##__##name;\
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static __IEC_##type##_p *GLOBAL__##name = &(resource##__##name);\
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void __INIT_GLOBAL_##name(type value) {\
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*((*GLOBAL__##name).value) = value;\
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}\
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IEC_BYTE __IS_GLOBAL_##name##_FORCED(void) {\
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return (*GLOBAL__##name).flags & __IEC_FORCE_FLAG;\
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}\
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type* __GET_GLOBAL_##name(void) {\
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return (*GLOBAL__##name).value;\
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}
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#define __DECLARE_GLOBAL_PROTOTYPE(type, name)\
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extern type* __GET_GLOBAL_##name(void);
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#define __DECLARE_EXTERNAL(type, name)\
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__IEC_##type##_p name;
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#define __DECLARE_EXTERNAL_FB(type, name)\
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type* name;
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#define __DECLARE_LOCATED(type, name)\
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__IEC_##type##_p name;
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// variable initialization macros
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#define __INIT_RETAIN(name, retained)\
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name.flags |= retained?__IEC_RETAIN_FLAG:0;
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#define __INIT_VAR(name, initial, retained)\
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name.value = initial;\
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__INIT_RETAIN(name, retained)
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#define __INIT_GLOBAL(type, name, initial, retained)\
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{\
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static const type temp = initial;\
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__INIT_GLOBAL_##name(temp);\
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__INIT_RETAIN((*GLOBAL__##name), retained)\
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}
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#define __INIT_GLOBAL_FB(type, name, retained)\
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type##_init__(&(*GLOBAL__##name), retained);
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#define __INIT_GLOBAL_LOCATED(domain, name, location, retained)\
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domain##__##name.value = location;\
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__INIT_RETAIN(domain##__##name, retained)
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#define __INIT_EXTERNAL(type, global, name, retained)\
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{\
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name.value = __GET_GLOBAL_##global();\
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__INIT_RETAIN(name, retained)\
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}
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#define __INIT_EXTERNAL_FB(type, global, name, retained)\
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name = __GET_GLOBAL_##global();
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#define __INIT_LOCATED(type, location, name, retained)\
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{\
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extern type *location;\
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name.value = location;\
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__INIT_RETAIN(name, retained)\
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}
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#define __INIT_LOCATED_VALUE(name, initial)\
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*(name.value) = initial;
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// variable getting macros
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#define __GET_VAR(name, ...)\
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name.value __VA_ARGS__
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#define __GET_EXTERNAL(name, ...)\
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((name.flags & __IEC_FORCE_FLAG) ? name.fvalue __VA_ARGS__ : (*(name.value)) __VA_ARGS__)
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#define __GET_EXTERNAL_FB(name, ...)\
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__GET_VAR(((*name) __VA_ARGS__))
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#define __GET_LOCATED(name, ...)\
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((name.flags & __IEC_FORCE_FLAG) ? name.fvalue __VA_ARGS__ : (*(name.value)) __VA_ARGS__)
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#define __GET_VAR_BY_REF(name, ...)\
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((name.flags & __IEC_FORCE_FLAG) ? &(name.fvalue __VA_ARGS__) : &(name.value __VA_ARGS__))
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#define __GET_EXTERNAL_BY_REF(name, ...)\
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((name.flags & __IEC_FORCE_FLAG) ? &(name.fvalue __VA_ARGS__) : &((*(name.value)) __VA_ARGS__))
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#define __GET_EXTERNAL_FB_BY_REF(name, ...)\
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__GET_EXTERNAL_BY_REF(((*name) __VA_ARGS__))
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#define __GET_LOCATED_BY_REF(name, ...)\
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((name.flags & __IEC_FORCE_FLAG) ? &(name.fvalue __VA_ARGS__) : &((*(name.value)) __VA_ARGS__))
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#define __GET_VAR_REF(name, ...)\
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(&(name.value __VA_ARGS__))
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#define __GET_EXTERNAL_REF(name, ...)\
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(&((*(name.value)) __VA_ARGS__))
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#define __GET_EXTERNAL_FB_REF(name, ...)\
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(&(__GET_VAR(((*name) __VA_ARGS__))))
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#define __GET_LOCATED_REF(name, ...)\
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(&((*(name.value)) __VA_ARGS__))
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#define __GET_VAR_DREF(name, ...)\
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(*(name.value __VA_ARGS__))
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#define __GET_EXTERNAL_DREF(name, ...)\
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(*((*(name.value)) __VA_ARGS__))
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#define __GET_EXTERNAL_FB_DREF(name, ...)\
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(*(__GET_VAR(((*name) __VA_ARGS__))))
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#define __GET_LOCATED_DREF(name, ...)\
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(*((*(name.value)) __VA_ARGS__))
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// variable setting macros
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#define __SET_VAR(prefix, name, suffix, new_value)\
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if (!(prefix name.flags & __IEC_FORCE_FLAG)) prefix name.value suffix = new_value
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#define __SET_EXTERNAL(prefix, name, suffix, new_value)\
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{extern IEC_BYTE __IS_GLOBAL_##name##_FORCED();\
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if (!(prefix name.flags & __IEC_FORCE_FLAG || __IS_GLOBAL_##name##_FORCED()))\
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(*(prefix name.value)) suffix = new_value;}
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#define __SET_EXTERNAL_FB(prefix, name, suffix, new_value)\
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__SET_VAR((*(prefix name)), suffix, new_value)
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#define __SET_LOCATED(prefix, name, suffix, new_value)\
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if (!(prefix name.flags & __IEC_FORCE_FLAG)) *(prefix name.value) suffix = new_value
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#endif //__ACCESSOR_H
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