#ifndef _BLOCK_PRIVATE_H_
#define _BLOCK_PRIVATE_H_
#include <Availability.h>
#include <AvailabilityMacros.h>
#include <TargetConditionals.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <Block.h>
#if __cplusplus
extern "C" {
#endif
enum {
BLOCK_DEALLOCATING = (0x0001), BLOCK_REFCOUNT_MASK = (0xfffe), BLOCK_NEEDS_FREE = (1 << 24), BLOCK_HAS_COPY_DISPOSE = (1 << 25), BLOCK_HAS_CTOR = (1 << 26), BLOCK_IS_GC = (1 << 27), BLOCK_IS_GLOBAL = (1 << 28), BLOCK_USE_STRET = (1 << 29), BLOCK_HAS_SIGNATURE = (1 << 30), BLOCK_HAS_EXTENDED_LAYOUT=(1 << 31) };
#define BLOCK_DESCRIPTOR_1 1
struct Block_descriptor_1 {
uintptr_t reserved;
uintptr_t size;
};
#define BLOCK_DESCRIPTOR_2 1
struct Block_descriptor_2 {
void (*copy)(void *dst, const void *src);
void (*dispose)(const void *);
};
#define BLOCK_DESCRIPTOR_3 1
struct Block_descriptor_3 {
const char *signature;
const char *layout; };
struct Block_layout {
void *isa;
volatile int32_t flags; int32_t reserved;
void (*invoke)(void *, ...);
struct Block_descriptor_1 *descriptor;
};
enum {
BLOCK_BYREF_LAYOUT_MASK = (0xf << 28), BLOCK_BYREF_LAYOUT_EXTENDED = ( 1 << 28), BLOCK_BYREF_LAYOUT_NON_OBJECT = ( 2 << 28), BLOCK_BYREF_LAYOUT_STRONG = ( 3 << 28), BLOCK_BYREF_LAYOUT_WEAK = ( 4 << 28), BLOCK_BYREF_LAYOUT_UNRETAINED = ( 5 << 28),
BLOCK_BYREF_IS_GC = ( 1 << 27),
BLOCK_BYREF_HAS_COPY_DISPOSE = ( 1 << 25), BLOCK_BYREF_NEEDS_FREE = ( 1 << 24), };
struct Block_byref {
void *isa;
struct Block_byref *forwarding;
volatile int32_t flags; uint32_t size;
};
struct Block_byref_2 {
void (*byref_keep)(struct Block_byref *dst, struct Block_byref *src);
void (*byref_destroy)(struct Block_byref *);
};
struct Block_byref_3 {
const char *layout;
};
enum {
BLOCK_LAYOUT_ESCAPE = 0, BLOCK_LAYOUT_NON_OBJECT_BYTES = 1, BLOCK_LAYOUT_NON_OBJECT_WORDS = 2, BLOCK_LAYOUT_STRONG = 3, BLOCK_LAYOUT_BYREF = 4, BLOCK_LAYOUT_WEAK = 5, BLOCK_LAYOUT_UNRETAINED = 6, BLOCK_LAYOUT_UNKNOWN_WORDS_7 = 7, BLOCK_LAYOUT_UNKNOWN_WORDS_8 = 8, BLOCK_LAYOUT_UNKNOWN_WORDS_9 = 9, BLOCK_LAYOUT_UNKNOWN_WORDS_A = 0xA, BLOCK_LAYOUT_UNUSED_B = 0xB, BLOCK_LAYOUT_UNUSED_C = 0xC, BLOCK_LAYOUT_UNUSED_D = 0xD, BLOCK_LAYOUT_UNUSED_E = 0xE, BLOCK_LAYOUT_UNUSED_F = 0xF, };
enum {
BLOCK_FIELD_IS_OBJECT = 3, BLOCK_FIELD_IS_BLOCK = 7, BLOCK_FIELD_IS_BYREF = 8, BLOCK_FIELD_IS_WEAK = 16, BLOCK_BYREF_CALLER = 128, };
enum {
BLOCK_ALL_COPY_DISPOSE_FLAGS =
BLOCK_FIELD_IS_OBJECT | BLOCK_FIELD_IS_BLOCK | BLOCK_FIELD_IS_BYREF |
BLOCK_FIELD_IS_WEAK | BLOCK_BYREF_CALLER
};
BLOCK_EXPORT void _Block_object_assign(void *destAddr, const void *object, const int flags);
BLOCK_EXPORT void _Block_object_dispose(const void *object, const int flags);
BLOCK_EXPORT size_t Block_size(void *aBlock);
BLOCK_EXPORT bool _Block_has_signature(void *aBlock)
__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
BLOCK_EXPORT bool _Block_use_stret(void *aBlock)
__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
BLOCK_EXPORT const char * _Block_signature(void *aBlock)
__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
BLOCK_EXPORT const char * _Block_layout(void *aBlock)
__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
BLOCK_EXPORT const char * _Block_extended_layout(void *aBlock)
__OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_7_0);
BLOCK_EXPORT bool _Block_tryRetain(const void *aBlock)
__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
BLOCK_EXPORT bool _Block_isDeallocating(const void *aBlock)
__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
BLOCK_EXPORT void * _NSConcreteMallocBlock[32]
__OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
BLOCK_EXPORT void * _NSConcreteAutoBlock[32]
__OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
BLOCK_EXPORT void * _NSConcreteFinalizingBlock[32]
__OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
BLOCK_EXPORT void * _NSConcreteWeakBlockVariable[32]
__OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
BLOCK_EXPORT void _Block_use_GC( void *(*alloc)(const unsigned long, const bool isOne, const bool isObject),
void (*setHasRefcount)(const void *, const bool),
void (*gc_assign_strong)(void *, void **),
void (*gc_assign_weak)(const void *, void *),
void (*gc_memmove)(void *, void *, unsigned long));
BLOCK_EXPORT void _Block_use_GC5( void *(*alloc)(const unsigned long, const bool isOne, const bool isObject),
void (*setHasRefcount)(const void *, const bool),
void (*gc_assign_strong)(void *, void **),
void (*gc_assign_weak)(const void *, void *));
BLOCK_EXPORT void _Block_use_RR( void (*retain)(const void *),
void (*release)(const void *));
struct Block_callbacks_RR {
size_t size; void (*retain)(const void *);
void (*release)(const void *);
void (*destructInstance)(const void *);
};
typedef struct Block_callbacks_RR Block_callbacks_RR;
BLOCK_EXPORT void _Block_use_RR2(const Block_callbacks_RR *callbacks);
BLOCK_EXPORT void *_Block_copy_collectable(const void *aBlock);
BLOCK_EXPORT const char *_Block_dump(const void *block);
struct Block_basic {
void *isa;
int Block_flags; int Block_size; void (*Block_invoke)(void *);
void (*Block_copy)(void *dst, void *src); void (*Block_dispose)(void *); } __attribute__((deprecated));
#if __cplusplus
}
#endif
#endif