ObjFW  Check-in [7c0fa1fa85]

Class
class_getSuperclass(Class cls)
{
	return cls->superclass;
}

bool
class_isKindOfClass(Class cls1, Class cls2)
{
	Class iter;

	for (iter = cls1; iter != Nil; iter = iter->superclass)
		if (iter == cls2)
			return true;

	return false;
}

unsigned long
class_getInstanceSize(Class cls)
{
	return cls->instance_size;
}

IMP

extern id objc_getClass(const char*);
extern id objc_getRequiredClass(const char*);
extern unsigned int objc_getClassList(Class*, unsigned int);
extern Class* objc_copyClassList(unsigned int*);
extern bool class_isMetaClass(Class);
extern const char* class_getName(Class);
extern Class class_getSuperclass(Class);
extern bool class_isKindOfClass(Class, Class);
extern unsigned long class_getInstanceSize(Class);
extern bool class_respondsToSelector(Class, SEL);
extern bool class_conformsToProtocol(Class, Protocol*);
extern IMP class_getMethodImplementation(Class, SEL);
extern IMP class_getMethodImplementation_stret(Class, SEL);
extern const char* class_getMethodTypeEncoding(Class, SEL);
extern IMP class_replaceMethod(Class, SEL, IMP, const char*);