45 lines
2.3 KiB
C
45 lines
2.3 KiB
C
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/* This structure used to be public, but is now private to the runtime. */
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/*
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** The compiler generates one of these structures for each class.
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**
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** This structure is the definition for classes.
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**
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** This structure is generated by the compiler in the executable and used by
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** the run-time during normal messaging operations. Therefore some members
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** change type. The compiler generates "char* const" and places a string in
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** the following member variables: super_class.
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*/
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struct objc_class {
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MetaClass class_pointer; /* Pointer to the class's
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meta class. */
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struct objc_class* super_class; /* Pointer to the super
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class. NULL for class
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Object. */
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const char* name; /* Name of the class. */
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long version; /* Unknown. */
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unsigned long info; /* Bit mask. See class masks
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defined above. */
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long instance_size; /* Size in bytes of the class.
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The sum of the class
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definition and all super
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class definitions. */
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struct objc_ivar_list* ivars; /* Pointer to a structure that
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describes the instance
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variables in the class
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definition. NULL indicates
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no instance variables. Does
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not include super class
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variables. */
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struct objc_method_list* methods; /* Linked list of instance
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methods defined for the
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class. */
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struct sarray * dtable; /* Pointer to instance
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method dispatch table. */
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struct objc_class* subclass_list; /* Subclasses */
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struct objc_class* sibling_class;
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struct objc_protocol_list *protocols; /* Protocols conformed to */
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void* gc_object_type;
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};
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