Common.h revision 5d2faa41bc63a2a29535ae3dbbc99daabf14ea2f
1#if __has_feature(objc_arr) 2#define NS_AUTOMATED_REFCOUNT_UNAVAILABLE __attribute__((unavailable("not available in automatic reference counting mode"))) 3#else 4#define NS_AUTOMATED_REFCOUNT_UNAVAILABLE 5#endif 6 7#define NS_RETURNS_RETAINED __attribute__((ns_returns_retained)) 8#define CF_CONSUMED __attribute__((cf_consumed)) 9#define CF_RETURNS_RETAINED __attribute__((cf_returns_retained)) 10 11#define NS_INLINE static __inline__ __attribute__((always_inline)) 12#define nil ((void*) 0) 13#define NULL ((void*)0) 14 15typedef int BOOL; 16typedef unsigned NSUInteger; 17typedef int int32_t; 18typedef unsigned char uint8_t; 19typedef int32_t UChar32; 20typedef unsigned char UChar; 21 22typedef struct _NSZone NSZone; 23 24typedef const void * CFTypeRef; 25CFTypeRef CFRetain(CFTypeRef cf); 26CFTypeRef CFMakeCollectable(CFTypeRef cf) NS_AUTOMATED_REFCOUNT_UNAVAILABLE; 27 28NS_INLINE NS_RETURNS_RETAINED id NSMakeCollectable(CFTypeRef CF_CONSUMED cf) NS_AUTOMATED_REFCOUNT_UNAVAILABLE; 29 30@protocol NSObject 31- (BOOL)isEqual:(id)object; 32- (NSZone *)zone NS_AUTOMATED_REFCOUNT_UNAVAILABLE; 33- (id)retain NS_AUTOMATED_REFCOUNT_UNAVAILABLE; 34- (NSUInteger)retainCount NS_AUTOMATED_REFCOUNT_UNAVAILABLE; 35- (oneway void)release NS_AUTOMATED_REFCOUNT_UNAVAILABLE; 36- (id)autorelease NS_AUTOMATED_REFCOUNT_UNAVAILABLE; 37@end 38 39@interface NSObject <NSObject> {} 40- (id)init; 41 42+ (id)new; 43+ (id)alloc; 44- (void)dealloc; 45 46- (void)finalize; 47 48- (id)copy; 49- (id)mutableCopy; 50@end 51 52NS_AUTOMATED_REFCOUNT_UNAVAILABLE 53@interface NSAutoreleasePool : NSObject { 54@private 55 void *_token; 56 void *_reserved3; 57 void *_reserved2; 58 void *_reserved; 59} 60 61+ (void)addObject:(id)anObject; 62 63- (void)addObject:(id)anObject; 64 65- (void)drain; 66 67@end 68 69typedef const void* objc_objectptr_t; 70extern __attribute__((ns_returns_retained)) id objc_retainedObject(objc_objectptr_t __attribute__((cf_consumed)) pointer); 71extern __attribute__((ns_returns_not_retained)) id objc_unretainedObject(objc_objectptr_t pointer); 72extern objc_objectptr_t objc_unretainedPointer(id object); 73 74#define dispatch_retain(object) ({ dispatch_object_t _o = (object); _dispatch_object_validate(_o); (void)[_o retain]; }) 75#define dispatch_release(object) ({ dispatch_object_t _o = (object); _dispatch_object_validate(_o); [_o release]; }) 76#define xpc_retain(object) ({ xpc_object_t _o = (object); _xpc_object_validate(_o); [_o retain]; }) 77#define xpc_release(object) ({ xpc_object_t _o = (object); _xpc_object_validate(_o); [_o release]; }) 78 79typedef id dispatch_object_t; 80typedef id xpc_object_t; 81 82void _dispatch_object_validate(dispatch_object_t object); 83void _xpc_object_validate(xpc_object_t object); 84 85#if __has_feature(objc_arc) 86 87NS_INLINE CF_RETURNS_RETAINED CFTypeRef CFBridgingRetain(id X) { 88 return (__bridge_retained CFTypeRef)X; 89} 90 91NS_INLINE id CFBridgingRelease(CFTypeRef CF_CONSUMED X) { 92 return (__bridge_transfer id)X; 93} 94 95#else 96 97NS_INLINE CF_RETURNS_RETAINED CFTypeRef CFBridgingRetain(id X) { 98 return X ? CFRetain((CFTypeRef)X) : NULL; 99} 100 101NS_INLINE id CFBridgingRelease(CFTypeRef CF_CONSUMED X) { 102 return [(id)CFMakeCollectable(X) autorelease]; 103} 104 105#endif 106 107void *_Block_copy(const void *aBlock); 108void _Block_release(const void *aBlock); 109#define Block_copy(...) ((__typeof(__VA_ARGS__))_Block_copy((const void *)(__VA_ARGS__))) 110#define Block_release(...) _Block_release((const void *)(__VA_ARGS__)) 111