diff options
Diffstat (limited to 'libobjc/objc/deprecated/struct_objc_class.h')
| -rw-r--r-- | libobjc/objc/deprecated/struct_objc_class.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/libobjc/objc/deprecated/struct_objc_class.h b/libobjc/objc/deprecated/struct_objc_class.h new file mode 100644 index 000000000..07927feb6 --- /dev/null +++ b/libobjc/objc/deprecated/struct_objc_class.h @@ -0,0 +1,56 @@ +/* This structure used to be public, but is now private to the runtime. */ +#define __objc_STRUCT_OBJC_CLASS_defined + +/* +** The compiler generates one of these structures for each class. +** +** This structure is the definition for classes. +** +** This structure is generated by the compiler in the executable and used by +** the run-time during normal messaging operations. Therefore some members +** change type. The compiler generates "char* const" and places a string in +** the following member variables: super_class. +*/ +struct objc_class { + MetaClass class_pointer; /* Pointer to the class's + meta class. */ + struct objc_class* super_class; /* Pointer to the super + class. NULL for class + Object. */ + const char* name; /* Name of the class. */ + long version; /* Unknown. */ + unsigned long info; /* Bit mask. See class masks + defined above. */ + long instance_size; /* Size in bytes of the class. + The sum of the class + definition and all super + class definitions. */ +#ifdef _WIN64 + /* We pad the structure manually to prevent warning when -Wpadded + is used. The compiler automatically pads the structures that it + generates, so this manually padded structure still matches the one + generated by the compiler, but if we don't pad manually, -Wpadded + detects that padding is being added and generates annoying warnings. + This hack is necessary as on LLP64 targets sizeof (long) isn't equal + to sizeof (void *). */ + long pad; +#endif + struct objc_ivar_list* ivars; /* Pointer to a structure that + describes the instance + variables in the class + definition. NULL indicates + no instance variables. Does + not include super class + variables. */ + struct objc_method_list* methods; /* Linked list of instance + methods defined for the + class. */ + struct sarray * dtable; /* Pointer to instance + method dispatch table. */ + struct objc_class* subclass_list; /* Subclasses */ + struct objc_class* sibling_class; + + struct objc_protocol_list *protocols; /* Protocols conformed to */ + void* gc_object_type; +}; + |