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struct pre_mem {
struct pre_mem *prev, *next;
id owner;
};
#define PRE_IVARS_ALIGN ((sizeof(struct pre_ivar) + \
(OF_BIGGEST_ALIGNMENT - 1)) & ~(OF_BIGGEST_ALIGNMENT - 1))
#define PRE_IVARS ((struct pre_ivar*)(void*)((char*)self - PRE_IVARS_ALIGN))
#define PRE_IVARS ((struct pre_ivar *)(void *)((char *)self - PRE_IVARS_ALIGN))
#define PRE_MEM_ALIGN ((sizeof(struct pre_mem) + \
(OF_BIGGEST_ALIGNMENT - 1)) & ~(OF_BIGGEST_ALIGNMENT - 1))
#define PRE_MEM(mem) ((struct pre_mem*)(void*)((char*)mem - PRE_MEM_ALIGN))
#define PRE_MEM(mem) ((struct pre_mem *)(void *)((char *)mem - PRE_MEM_ALIGN))
static struct {
Class isa;
} allocFailedException;
uint32_t of_hash_seed;
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extraAlignment + extraSize);
if OF_UNLIKELY (instance == nil) {
allocFailedException.isa = [OFAllocFailedException class];
@throw (id)&allocFailedException;
}
((struct pre_ivar*)instance)->retainCount = 1;
((struct pre_ivar*)instance)->firstMem = NULL;
((struct pre_ivar*)instance)->lastMem = NULL;
((struct pre_ivar *)instance)->retainCount = 1;
((struct pre_ivar *)instance)->firstMem = NULL;
((struct pre_ivar *)instance)->lastMem = NULL;
#if !defined(OF_HAVE_ATOMIC_OPS) && defined(OF_HAVE_THREADS)
if OF_UNLIKELY (!of_spinlock_new(
&((struct pre_ivar*)instance)->retainCountSpinlock)) {
&((struct pre_ivar *)instance)->retainCountSpinlock)) {
free(instance);
@throw [OFInitializationFailedException
exceptionWithClass: class];
}
#endif
instance = (OFObject*)((char*)instance + PRE_IVARS_ALIGN);
instance = (OFObject *)(void *)((char *)instance + PRE_IVARS_ALIGN);
memset(instance, 0, instanceSize);
if (!objc_constructInstance(class, instance)) {
free((char*)instance - PRE_IVARS_ALIGN);
free((char *)instance - PRE_IVARS_ALIGN);
@throw [OFInitializationFailedException
exceptionWithClass: class];
}
if OF_UNLIKELY (extra != NULL)
*extra = (char*)instance + instanceSize + extraAlignment;
*extra = (char *)instance + instanceSize + extraAlignment;
return instance;
}
const char*
const char *
_NSPrintForDebugger(id object)
{
return [[object description]
cStringWithEncoding: [OFLocalization encoding]];
}
/* References for static linking */
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* handler on load, we should not set ours, as this will break
* Foundation.
*
* Unfortunately, there is no way to check if a forward handler has
* already been set, so this is the best we can do.
*/
if (&NSFoundationVersionNumber == NULL)
objc_setForwardHandler((void*)&of_forward,
(void*)&of_forward_stret);
objc_setForwardHandler((void *)&of_forward,
(void *)&of_forward_stret);
#else
objc_setForwardHandler((IMP)&of_forward, (IMP)&of_forward_stret);
#endif
objc_setEnumerationMutationHandler(enumerationMutationHandler);
of_hash_seed = 0;
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}
+ (Class)class
{
return self;
}
+ (OFString*)className
+ (OFString *)className
{
return [OFString stringWithCString: class_getName(self)
encoding: OF_STRING_ENCODING_ASCII];
}
+ (bool)isSubclassOfClass: (Class)class
{
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}
+ (bool)instancesRespondToSelector: (SEL)selector
{
return class_respondsToSelector(self, selector);
}
+ (bool)conformsToProtocol: (Protocol*)protocol
+ (bool)conformsToProtocol: (Protocol *)protocol
{
Class c;
for (c = self; c != Nil; c = class_getSuperclass(c))
if (class_conformsToProtocol(c, protocol))
return true;
return false;
}
+ (IMP)instanceMethodForSelector: (SEL)selector
{
return class_getMethodImplementation(self, selector);
}
+ (const char*)typeEncodingForInstanceSelector: (SEL)selector
+ (const char *)typeEncodingForInstanceSelector: (SEL)selector
{
#if defined(OF_OBJFW_RUNTIME)
return class_getMethodTypeEncoding(self, selector);
#else
Method m;
if ((m = class_getInstanceMethod(self, selector)) == NULL)
return NULL;
return method_getTypeEncoding(m);
#endif
}
+ (OFString*)description
+ (OFString *)description
{
return [self className];
}
+ (IMP)replaceClassMethod: (SEL)selector
withMethodFromClass: (Class)class
{
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return [self replaceInstanceMethod: selector
withImplementation: newImp
typeEncoding: typeEncoding];
}
+ (IMP)replaceInstanceMethod: (SEL)selector
withImplementation: (IMP)implementation
typeEncoding: (const char*)typeEncoding
typeEncoding: (const char *)typeEncoding
{
return class_replaceMethod(self, selector, implementation,
typeEncoding);
}
+ (IMP)replaceClassMethod: (SEL)selector
withImplementation: (IMP)implementation
typeEncoding: (const char*)typeEncoding
typeEncoding: (const char *)typeEncoding
{
return class_replaceMethod(object_getClass(self), selector,
implementation, typeEncoding);
}
+ (void)inheritMethodsFromClass: (Class)class
{
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}
- (Class)superclass
{
return class_getSuperclass(object_getClass(self));
}
- (OFString*)className
- (OFString *)className
{
return [OFString stringWithCString: object_getClassName(self)
encoding: OF_STRING_ENCODING_ASCII];
}
- (bool)isKindOfClass: (Class)class
{
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}
- (bool)respondsToSelector: (SEL)selector
{
return class_respondsToSelector(object_getClass(self), selector);
}
- (bool)conformsToProtocol: (Protocol*)protocol
- (bool)conformsToProtocol: (Protocol *)protocol
{
return [object_getClass(self) conformsToProtocol: protocol];
}
- (IMP)methodForSelector: (SEL)selector
{
return class_getMethodImplementation(object_getClass(self), selector);
}
- (id)performSelector: (SEL)selector
{
#if defined(OF_OBJFW_RUNTIME)
id (*imp)(id, SEL) = (id(*)(id, SEL))objc_msg_lookup(self, selector);
id (*imp)(id, SEL) = (id (*)(id, SEL))objc_msg_lookup(self, selector);
#elif defined(OF_APPLE_RUNTIME)
id (*imp)(id, SEL) = (id(*)(id, SEL))objc_msgSend;
id (*imp)(id, SEL) = (id (*)(id, SEL))objc_msgSend;
#endif
return imp(self, selector);
}
- (id)performSelector: (SEL)selector
withObject: (id)object
{
#if defined(OF_OBJFW_RUNTIME)
id (*imp)(id, SEL, id) =
(id(*)(id, SEL, id))objc_msg_lookup(self, selector);
(id (*)(id, SEL, id))objc_msg_lookup(self, selector);
#elif defined(OF_APPLE_RUNTIME)
id (*imp)(id, SEL, id) = (id(*)(id, SEL, id))objc_msgSend;
id (*imp)(id, SEL, id) = (id (*)(id, SEL, id))objc_msgSend;
#endif
return imp(self, selector, object);
}
- (id)performSelector: (SEL)selector
withObject: (id)object1
withObject: (id)object2
{
#if defined(OF_OBJFW_RUNTIME)
id (*imp)(id, SEL, id, id) =
(id(*)(id, SEL, id, id))objc_msg_lookup(self, selector);
(id (*)(id, SEL, id, id))objc_msg_lookup(self, selector);
#elif defined(OF_APPLE_RUNTIME)
id (*imp)(id, SEL, id, id) = (id(*)(id, SEL, id, id))objc_msgSend;
id (*imp)(id, SEL, id, id) = (id (*)(id, SEL, id, id))objc_msgSend;
#endif
return imp(self, selector, object1, object2);
}
- (void)performSelector: (SEL)selector
afterDelay: (of_time_interval_t)delay
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repeats: false];
objc_autoreleasePoolPop(pool);
}
#ifdef OF_HAVE_THREADS
- (void)performSelector: (SEL)selector
onThread: (OFThread*)thread
onThread: (OFThread *)thread
waitUntilDone: (bool)waitUntilDone
{
void *pool = objc_autoreleasePoolPush();
OFTimer *timer = [OFTimer timerWithTimeInterval: 0
target: self
selector: selector
repeats: false];
[[thread runLoop] addTimer: timer];
if (waitUntilDone)
[timer waitUntilDone];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread*)thread
onThread: (OFThread *)thread
withObject: (id)object
waitUntilDone: (bool)waitUntilDone
{
void *pool = objc_autoreleasePoolPush();
OFTimer *timer = [OFTimer timerWithTimeInterval: 0
target: self
selector: selector
object: object
repeats: false];
[[thread runLoop] addTimer: timer];
if (waitUntilDone)
[timer waitUntilDone];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread*)thread
onThread: (OFThread *)thread
withObject: (id)object1
withObject: (id)object2
waitUntilDone: (bool)waitUntilDone
{
void *pool = objc_autoreleasePoolPush();
OFTimer *timer = [OFTimer timerWithTimeInterval: 0
target: self
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︙ | | |
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if (waitUntilDone)
[timer waitUntilDone];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread*)thread
onThread: (OFThread *)thread
afterDelay: (of_time_interval_t)delay
{
void *pool = objc_autoreleasePoolPush();
[[thread runLoop] addTimer: [OFTimer timerWithTimeInterval: delay
target: self
selector: selector
repeats: false]];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread*)thread
onThread: (OFThread *)thread
withObject: (id)object
afterDelay: (of_time_interval_t)delay
{
void *pool = objc_autoreleasePoolPush();
[[thread runLoop] addTimer: [OFTimer timerWithTimeInterval: delay
target: self
selector: selector
object: object
repeats: false]];
objc_autoreleasePoolPop(pool);
}
- (void)performSelector: (SEL)selector
onThread: (OFThread*)thread
onThread: (OFThread *)thread
withObject: (id)object1
withObject: (id)object2
afterDelay: (of_time_interval_t)delay
{
void *pool = objc_autoreleasePoolPush();
[[thread runLoop] addTimer: [OFTimer timerWithTimeInterval: delay
target: self
selector: selector
object: object1
object: object2
repeats: false]];
objc_autoreleasePoolPop(pool);
}
#endif
- (const char*)typeEncodingForSelector: (SEL)selector
- (const char *)typeEncodingForSelector: (SEL)selector
{
#if defined(OF_OBJFW_RUNTIME)
return class_getMethodTypeEncoding(object_getClass(self), selector);
#else
Method m;
if ((m = class_getInstanceMethod(object_getClass(self),
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︙ | | |
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|
}
OF_HASH_FINALIZE(hash);
return hash;
}
- (OFString*)description
- (OFString *)description
{
/* Classes containing data should reimplement this! */
return [OFString stringWithFormat: @"<%@>", [self className]];
}
- (void*)allocMemoryWithSize: (size_t)size
- (void *)allocMemoryWithSize: (size_t)size
{
void *pointer;
struct pre_mem *preMem;
if OF_UNLIKELY (size == 0)
return NULL;
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if OF_LIKELY (PRE_IVARS->lastMem != NULL)
PRE_IVARS->lastMem->next = preMem;
if OF_UNLIKELY (PRE_IVARS->firstMem == NULL)
PRE_IVARS->firstMem = preMem;
PRE_IVARS->lastMem = preMem;
return (char*)pointer + PRE_MEM_ALIGN;
return (char *)pointer + PRE_MEM_ALIGN;
}
- (void*)allocMemoryWithSize: (size_t)size
count: (size_t)count
- (void *)allocMemoryWithSize: (size_t)size
count: (size_t)count
{
if OF_UNLIKELY (count > SIZE_MAX / size)
@throw [OFOutOfRangeException exception];
return [self allocMemoryWithSize: size * count];
}
- (void*)resizeMemory: (void*)pointer
size: (size_t)size
- (void *)resizeMemory: (void *)pointer
size: (size_t)size
{
void *new;
struct pre_mem *preMem;
if OF_UNLIKELY (pointer == NULL)
return [self allocMemoryWithSize: size];
|
︙ | | |
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if OF_UNLIKELY (PRE_IVARS->firstMem == PRE_MEM(pointer))
PRE_IVARS->firstMem = preMem;
if OF_UNLIKELY (PRE_IVARS->lastMem == PRE_MEM(pointer))
PRE_IVARS->lastMem = preMem;
}
return (char*)new + PRE_MEM_ALIGN;
return (char *)new + PRE_MEM_ALIGN;
}
- (void*)resizeMemory: (void*)pointer
size: (size_t)size
count: (size_t)count
- (void *)resizeMemory: (void *)pointer
size: (size_t)size
count: (size_t)count
{
if OF_UNLIKELY (pointer == NULL)
return [self allocMemoryWithSize: size
count: count];
if OF_UNLIKELY (size == 0 || count == 0) {
[self freeMemory: pointer];
return NULL;
}
if OF_UNLIKELY (count > SIZE_MAX / size)
@throw [OFOutOfRangeException exception];
return [self resizeMemory: pointer
size: size * count];
}
- (void)freeMemory: (void*)pointer
- (void)freeMemory: (void *)pointer
{
if OF_UNLIKELY (pointer == NULL)
return;
if OF_UNLIKELY (PRE_MEM(pointer)->owner != self)
@throw [OFMemoryNotPartOfObjectException
exceptionWithPointer: pointer
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|
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+
|
OF_ENSURE(iter->owner == self);
free(iter);
iter = next;
}
free((char*)self - PRE_IVARS_ALIGN);
free((char *)self - PRE_IVARS_ALIGN);
}
/* Required to use properties with the Apple runtime */
- copyWithZone: (void*)zone
- copyWithZone: (void *)zone
{
if OF_UNLIKELY (zone != NULL) {
[self doesNotRecognizeSelector: _cmd];
abort();
}
return [(id)self copy];
}
- mutableCopyWithZone: (void*)zone
- mutableCopyWithZone: (void *)zone
{
if OF_UNLIKELY (zone != NULL) {
[self doesNotRecognizeSelector: _cmd];
abort();
}
return [(id)self mutableCopy];
}
/*
* Those are needed as the root class is the superclass of the root class's
* metaclass and thus instance methods can be sent to class objects as well.
*/
+ (void*)allocMemoryWithSize: (size_t)size
+ (void *)allocMemoryWithSize: (size_t)size
{
OF_UNRECOGNIZED_SELECTOR
}
+ (void*)allocMemoryWithSize: (size_t)size
+ (void *)allocMemoryWithSize: (size_t)size
count: (size_t)count
{
OF_UNRECOGNIZED_SELECTOR
}
+ (void*)resizeMemory: (void*)pointer
size: (size_t)size
+ (void *)resizeMemory: (void *)pointer
size: (size_t)size
{
OF_UNRECOGNIZED_SELECTOR
}
+ (void*)resizeMemory: (void*)pointer
size: (size_t)size
count: (size_t)count
+ (void *)resizeMemory: (void *)pointer
size: (size_t)size
count: (size_t)count
{
OF_UNRECOGNIZED_SELECTOR
}
+ (void)freeMemory: (void*)pointer
+ (void)freeMemory: (void *)pointer
{
OF_UNRECOGNIZED_SELECTOR
}
+ retain
{
return self;
|
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-
+
-
+
|
}
+ copy
{
return self;
}
+ mutableCopyWithZone: (void*)zone
+ mutableCopyWithZone: (void *)zone
{
OF_UNRECOGNIZED_SELECTOR
}
/* Required to use ObjFW from Swift */
+ allocWithZone: (void*)zone
+ allocWithZone: (void *)zone
{
if OF_UNLIKELY (zone != NULL) {
[self doesNotRecognizeSelector: _cmd];
abort();
}
return [self alloc];
}
@end
|