1 /* Cycript - Optimizing JavaScript Compiler/Runtime
2 * Copyright (C) 2009-2015 Jay Freeman (saurik)
5 /* GNU Affero General Public License, Version 3 {{{ */
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "cycript.hpp"
24 #include "ObjectiveC/Internal.hpp"
26 #include <objc/message.h>
27 #include <objc/runtime.h>
29 #include <Foundation/Foundation.h>
32 #include <CoreFoundation/CoreFoundation.h>
33 #include <JavaScriptCore/JSStringRefCF.h>
37 #include <malloc/malloc.h>
38 #include <mach/mach.h>
43 #include "JavaScript.hpp"
45 #include "Execute.hpp"
53 #define CYObjectiveTry_ { \
55 #define CYObjectiveTry { \
56 JSContextRef context(context_); \
58 #define CYObjectiveCatch \
59 catch (const CYException &error) { \
60 @throw CYCastNSObject(NULL, context, error.CastJSValue(context)); \
66 NSAutoreleasePool *_pool([[NSAutoreleasePool alloc] init]); \
68 #define CYPoolCatch(value) \
69 @catch (NSException *error) { \
70 _saved = [error retain]; \
71 throw CYJSError(context, CYCastJSValue(context, error)); \
76 [_saved autorelease]; \
82 #define CYSadCatch(value) \
83 @catch (NSException *error ) { \
84 throw CYJSError(context, CYCastJSValue(context, error)); \
88 #define _oassert(test) \
90 @throw [NSException exceptionWithName:NSInternalInconsistencyException reason:@"_assert(" #test ")" userInfo:nil];
98 void (*invoke)(void *, ...);
102 struct BlockDescriptor1 {
103 unsigned long int reserved;
104 unsigned long int size;
107 struct BlockDescriptor2 {
108 void (*copy_helper)(BlockLiteral *dst, BlockLiteral *src);
109 void (*dispose_helper)(BlockLiteral *src);
112 struct BlockDescriptor3 {
113 const char *signature;
118 BLOCK_DEALLOCATING = 0x0001,
119 BLOCK_REFCOUNT_MASK = 0xfffe,
120 BLOCK_NEEDS_FREE = 1 << 24,
121 BLOCK_HAS_COPY_DISPOSE = 1 << 25,
122 BLOCK_HAS_CTOR = 1 << 26,
123 BLOCK_IS_GC = 1 << 27,
124 BLOCK_IS_GLOBAL = 1 << 28,
125 BLOCK_HAS_STRET = 1 << 29,
126 BLOCK_HAS_SIGNATURE = 1 << 30,
129 JSValueRef CYSendMessage(CYPool &pool, JSContextRef context, id self, Class super, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize);
131 /* Objective-C Pool Release {{{ */
132 void CYPoolRelease_(void *data) {
133 id object(reinterpret_cast<id>(data));
137 id CYPoolRelease_(CYPool *pool, id object) {
140 else if (pool == NULL)
141 return [object autorelease];
143 pool->atexit(CYPoolRelease_);
148 template <typename Type_>
149 Type_ CYPoolRelease(CYPool *pool, Type_ object) {
150 return (Type_) CYPoolRelease_(pool, (id) object);
153 /* Objective-C Strings {{{ */
154 const char *CYPoolCString(CYPool &pool, JSContextRef context, NSString *value) {
155 size_t size([value maximumLengthOfBytesUsingEncoding:NSUTF8StringEncoding] + 1);
156 char *string(new(pool) char[size]);
157 if (![value getCString:string maxLength:size encoding:NSUTF8StringEncoding])
158 throw CYJSError(context, "[NSString getCString:maxLength:encoding:] == NO");
163 JSStringRef CYCopyJSString(JSContextRef context, NSString *value) {
164 return JSStringCreateWithCFString(reinterpret_cast<CFStringRef>(value));
168 JSStringRef CYCopyJSString(JSContextRef context, NSObject *value) {
171 // XXX: this definition scares me; is anyone using this?!
172 NSString *string([value description]);
174 return CYCopyJSString(context, string);
177 return CYCopyJSString(CYPoolCString(pool, context, string));
181 NSString *CYCopyNSString(const CYUTF8String &value) {
183 return (NSString *) CFStringCreateWithBytes(kCFAllocatorDefault, reinterpret_cast<const UInt8 *>(value.data), value.size, kCFStringEncodingUTF8, true);
185 return [[NSString alloc] initWithBytes:value.data length:value.size encoding:NSUTF8StringEncoding];
189 NSString *CYCopyNSString(JSContextRef context, JSStringRef value) {
191 return (NSString *) JSStringCopyCFString(kCFAllocatorDefault, value);
194 return CYCopyNSString(CYPoolUTF8String(pool, context, value));
198 NSString *CYCopyNSString(JSContextRef context, JSValueRef value) {
199 return CYCopyNSString(context, CYJSString(context, value));
202 NSString *CYCastNSString(CYPool *pool, const CYUTF8String &value) {
203 return CYPoolRelease(pool, CYCopyNSString(value));
206 NSString *CYCastNSString(CYPool *pool, SEL sel) {
207 const char *name(sel_getName(sel));
208 return CYPoolRelease(pool, CYCopyNSString(CYUTF8String(name, strlen(name))));
211 NSString *CYCastNSString(CYPool *pool, JSContextRef context, JSStringRef value) {
212 return CYPoolRelease(pool, CYCopyNSString(context, value));
215 CYUTF8String CYCastUTF8String(NSString *value) {
216 NSData *data([value dataUsingEncoding:NSUTF8StringEncoding allowLossyConversion:NO]);
217 return CYUTF8String(reinterpret_cast<const char *>([data bytes]), [data length]);
221 JSValueRef CYCastJSValue(JSContextRef context, NSObject *value);
223 void CYThrow(JSContextRef context, NSException *error, JSValueRef *exception) {
224 if (exception == NULL)
226 *exception = CYCastJSValue(context, error);
229 size_t CYGetIndex(NSString *value) {
230 return CYGetIndex(CYCastUTF8String(value));
233 bool CYGetOffset(CYPool &pool, JSContextRef context, NSString *value, ssize_t &index) {
234 return CYGetOffset(CYPoolCString(pool, context, value), index);
237 static JSClassRef Instance_;
239 static JSClassRef ArrayInstance_;
240 static JSClassRef BooleanInstance_;
241 static JSClassRef FunctionInstance_;
242 static JSClassRef NumberInstance_;
243 static JSClassRef ObjectInstance_;
244 static JSClassRef StringInstance_;
246 static JSClassRef Class_;
247 static JSClassRef Internal_;
248 static JSClassRef Message_;
249 static JSClassRef Messages_;
250 static JSClassRef Selector_;
251 static JSClassRef Super_;
253 static JSClassRef ObjectiveC_Classes_;
254 static JSClassRef ObjectiveC_Constants_;
255 static JSClassRef ObjectiveC_Protocols_;
258 static JSClassRef ObjectiveC_Image_Classes_;
259 static JSClassRef ObjectiveC_Images_;
263 static Class __NSMallocBlock__;
264 static Class NSCFBoolean_;
265 static Class NSCFType_;
266 static Class NSGenericDeallocHandler_;
268 static Class NSBoolNumber_;
271 static Class NSArray_;
272 static Class NSBlock_;
273 static Class NSDictionary_;
274 static Class NSNumber_;
275 static Class NSString_;
276 static Class NSZombie_;
277 static Class Object_;
279 static Type_privateData *Object_type;
280 static Type_privateData *Selector_type;
282 Type_privateData *Instance::GetType() const {
286 Type_privateData *Selector_privateData::GetType() const {
287 return Selector_type;
290 static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception);
292 JSValueRef CYGetClassPrototype(JSContextRef context, Class self, bool meta) {
294 return CYGetCachedObject(context, CYJSString("Instance_prototype"));
295 else if (meta && !class_isMetaClass(self))
296 return CYGetCachedObject(context, CYJSString("Class_prototype"));
298 JSObjectRef global(CYGetGlobalObject(context));
299 JSObjectRef cy(CYCastJSObject(context, CYGetProperty(context, global, cy_s)));
302 sprintf(label, "i%p", self);
303 CYJSString name(label);
305 JSValueRef value(CYGetProperty(context, cy, name));
306 if (!JSValueIsUndefined(context, value))
309 JSClassRef _class(NULL);
310 JSValueRef prototype;
313 if (self == NSCFBoolean_)
315 if (self == NSBoolNumber_)
317 prototype = CYGetCachedObject(context, CYJSString("BooleanInstance_prototype"));
318 else if (self == NSArray_)
319 prototype = CYGetCachedObject(context, CYJSString("ArrayInstance_prototype"));
320 else if (self == NSBlock_)
321 prototype = CYGetCachedObject(context, CYJSString("FunctionInstance_prototype"));
322 else if (self == NSNumber_)
323 prototype = CYGetCachedObject(context, CYJSString("NumberInstance_prototype"));
324 else if (self == NSDictionary_)
325 prototype = CYGetCachedObject(context, CYJSString("ObjectInstance_prototype"));
326 else if (self == NSString_)
327 prototype = CYGetCachedObject(context, CYJSString("StringInstance_prototype"));
329 prototype = CYGetClassPrototype(context, class_getSuperclass(self), meta);
331 JSObjectRef object(JSObjectMake(context, _class, NULL));
332 CYSetPrototype(context, object, prototype);
333 CYSetProperty(context, cy, name, object);
338 _finline JSValueRef CYGetClassPrototype(JSContextRef context, Class self) {
339 return CYGetClassPrototype(context, self, class_isMetaClass(self));
342 JSObjectRef Messages::Make(JSContextRef context, Class _class) {
343 JSObjectRef value(JSObjectMake(context, Messages_, new Messages(_class)));
344 if (Class super = class_getSuperclass(_class))
345 CYSetPrototype(context, value, Messages::Make(context, super));
349 JSObjectRef Internal::Make(JSContextRef context, id object, JSObjectRef owner) {
350 return JSObjectMake(context, Internal_, new Internal(object, context, owner));
354 JSObjectRef Super::Make(JSContextRef context, id object, Class _class) {
355 JSObjectRef value(JSObjectMake(context, Super_, new Super(object, _class)));
359 bool CYIsKindOfClass(id object, Class _class) {
360 for (Class isa(object_getClass(object)); isa != NULL; isa = class_getSuperclass(isa))
366 JSObjectRef Instance::Make(JSContextRef context, id object, Flags flags) {
367 JSObjectRef value(JSObjectMake(context, CYIsKindOfClass(object, NSBlock_) ? FunctionInstance_ : Instance_, new Instance(object, flags)));
368 CYSetPrototype(context, value, CYGetClassPrototype(context, object_getClass(object)));
372 Instance::~Instance() {
373 if ((flags_ & Permanent) == 0)
374 [GetValue() release];
377 struct Message_privateData :
382 Message_privateData(SEL sel, const char *type, IMP value = NULL) :
383 cy::Functor(type, reinterpret_cast<void (*)()>(value)),
389 JSObjectRef CYMakeInstance(JSContextRef context, id object, Instance::Flags flags = Instance::None) {
390 _assert(object != nil);
393 JSWeakObjectMapRef weak(CYCastPointer<JSWeakObjectMapRef>(context, CYGetCachedValue(context, weak_s)));
395 if (weak != NULL && &JSWeakObjectMapGet != NULL)
396 if (JSObjectRef instance = JSWeakObjectMapGet(context, weak, object))
400 if ((flags & Instance::Permanent) == 0)
401 object = [object retain];
403 JSObjectRef instance(Instance::Make(context, object, flags));
406 if (weak != NULL && &JSWeakObjectMapSet != NULL)
407 JSWeakObjectMapSet(context, weak, object, instance);
413 @interface NSMethodSignature (Cycript)
414 - (NSString *) _typeString;
417 @interface NSObject (Cycript)
419 - (JSValueRef) cy$valueOfInContext:(JSContextRef)context;
420 - (JSType) cy$JSType;
422 - (JSValueRef) cy$toJSON:(NSString *)key inContext:(JSContextRef)context;
423 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects;
425 - (bool) cy$hasProperty:(NSString *)name;
426 - (NSObject *) cy$getProperty:(NSString *)name;
427 - (JSValueRef) cy$getProperty:(NSString *)name inContext:(JSContextRef)context;
428 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value;
429 - (bool) cy$deleteProperty:(NSString *)name;
430 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context;
432 + (bool) cy$hasImplicitProperties;
438 - (JSValueRef) cy$valueOfInContext:(JSContextRef)context;
441 NSString *CYCastNSCYON(id value, bool objective, std::set<void *> &objects) {
442 _assert(value != nil);
444 Class _class(object_getClass(value));
446 if (class_isMetaClass(_class)) {
447 const char *name(class_getName(value));
448 if (class_isMetaClass(value))
449 return [NSString stringWithFormat:@"object_getClass(%s)", name];
451 return [NSString stringWithUTF8String:name];
454 if (_class == NSZombie_)
455 return [NSString stringWithFormat:@"<_NSZombie_: %p>", value];
457 SEL sel(@selector(cy$toCYON:inSet:));
459 if (objc_method *toCYON = class_getInstanceMethod(_class, sel))
460 return reinterpret_cast<NSString *(*)(id, SEL, bool, std::set<void *> &)>(method_getImplementation(toCYON))(value, sel, objective, objects);
461 else if (objc_method *methodSignatureForSelector = class_getInstanceMethod(_class, @selector(methodSignatureForSelector:)))
462 if (reinterpret_cast<NSMethodSignature *(*)(id, SEL, SEL)>(method_getImplementation(methodSignatureForSelector))(value, @selector(methodSignatureForSelector:), sel) != nil)
463 return [value cy$toCYON:objective inSet:objects];
465 return [NSString stringWithFormat:@"%@", value];
468 NSString *CYCastNSCYON(id value, bool objective, std::set<void *> *objects) {
470 return CYCastNSCYON(value, objective, *objects);
472 std::set<void *> objects;
473 return CYCastNSCYON(value, objective, objects);
477 struct PropertyAttributes {
482 const char *variable;
495 PropertyAttributes(objc_property_t property) :
507 name = property_getName(property);
508 const char *attributes(property_getAttributes(property));
510 for (char *token(pool_.strdup(attributes)), *next; token != NULL; token = next) {
511 if ((next = strchr(token, ',')) != NULL)
514 case 'R': readonly = true; break;
515 case 'C': copy = true; break;
516 case '&': retain = true; break;
517 case 'N': nonatomic = true; break;
518 case 'G': getter_ = token + 1; break;
519 case 'S': setter_ = token + 1; break;
520 case 'V': variable = token + 1; break;
524 /*if (variable == NULL) {
525 variable = property_getName(property);
526 size_t size(strlen(variable));
527 char *name(new(pool_) char[size + 2]);
529 memcpy(name + 1, variable, size);
530 name[size + 1] = '\0';
535 const char *Getter() {
537 getter_ = pool_.strdup(name);
541 const char *Setter() {
542 if (setter_ == NULL && !readonly) {
543 size_t length(strlen(name));
545 char *temp(new(pool_) char[length + 5]);
551 temp[3] = toupper(name[0]);
552 memcpy(temp + 4, name + 1, length - 1);
555 temp[length + 3] = ':';
556 temp[length + 4] = '\0';
565 @interface CYWebUndefined : NSObject {
568 + (CYWebUndefined *) undefined;
572 @implementation CYWebUndefined
574 + (CYWebUndefined *) undefined {
575 static CYWebUndefined *instance_([[CYWebUndefined alloc] init]);
581 #define WebUndefined CYWebUndefined
583 /* Bridge: CYJSObject {{{ */
584 @interface CYJSObject : NSMutableDictionary {
586 JSGlobalContextRef context_;
589 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context;
591 - (NSUInteger) count;
592 - (id) objectForKey:(id)key;
593 - (NSEnumerator *) keyEnumerator;
594 - (void) setObject:(id)object forKey:(id)key;
595 - (void) removeObjectForKey:(id)key;
599 /* Bridge: CYJSArray {{{ */
600 @interface CYJSArray : NSMutableArray {
602 JSGlobalContextRef context_;
605 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context;
607 - (NSUInteger) count;
608 - (id) objectAtIndex:(NSUInteger)index;
610 - (void) addObject:(id)anObject;
611 - (void) insertObject:(id)anObject atIndex:(NSUInteger)index;
612 - (void) removeLastObject;
613 - (void) removeObjectAtIndex:(NSUInteger)index;
614 - (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)anObject;
619 _finline bool CYJSValueIsNSObject(JSContextRef context, JSValueRef value) {
620 return JSValueIsObjectOfClass(context, value, Instance_) || JSValueIsObjectOfClass(context, value, FunctionInstance_);
623 _finline bool CYJSValueIsInstanceOfCachedConstructor(JSContextRef context, JSValueRef value, JSStringRef cache) {
624 return _jsccall(JSValueIsInstanceOfConstructor, context, value, CYGetCachedObject(context, cache));
628 struct CYBlockDescriptor {
630 BlockDescriptor1 one_;
631 BlockDescriptor2 two_;
632 BlockDescriptor3 three_;
635 Closure_privateData *internal_;
638 void CYDisposeBlock(BlockLiteral *literal) {
639 delete reinterpret_cast<CYBlockDescriptor *>(literal->descriptor)->internal_;
642 static JSValueRef BlockAdapter_(JSContextRef context, size_t count, JSValueRef values[], JSObjectRef function) {
643 JSObjectRef _this(CYCastJSObject(context, values[0]));
644 return CYCallAsFunction(context, function, _this, count - 1, values + 1);
647 NSBlock *CYMakeBlock(JSContextRef context, JSObjectRef function, sig::Signature &signature) {
648 _assert(__NSMallocBlock__ != Nil);
649 BlockLiteral *literal(reinterpret_cast<BlockLiteral *>(malloc(sizeof(BlockLiteral))));
651 CYBlockDescriptor *descriptor(new CYBlockDescriptor);
652 memset(&descriptor->d_, 0, sizeof(descriptor->d_));
654 descriptor->internal_ = CYMakeFunctor_(context, function, signature, &BlockAdapter_);
655 literal->invoke = reinterpret_cast<void (*)(void *, ...)>(descriptor->internal_->GetValue());
657 literal->isa = __NSMallocBlock__;
658 literal->flags = BLOCK_HAS_SIGNATURE | BLOCK_HAS_COPY_DISPOSE | BLOCK_IS_GLOBAL;
659 literal->reserved = 0;
660 literal->descriptor = descriptor;
662 descriptor->d_.one_.size = sizeof(descriptor->d_);
663 descriptor->d_.two_.dispose_helper = &CYDisposeBlock;
664 descriptor->d_.three_.signature = sig::Unparse(*descriptor->internal_->pool_, &signature);
666 return reinterpret_cast<NSBlock *>(literal);
670 NSObject *CYCastNSObject(CYPool *pool, JSContextRef context, JSObjectRef object) {
671 if (CYJSValueIsNSObject(context, object)) {
672 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
673 return internal->GetValue();
676 bool array(CYJSValueIsInstanceOfCachedConstructor(context, object, Array_s));
677 id value(array ? [CYJSArray alloc] : [CYJSObject alloc]);
678 return CYPoolRelease(pool, [value initWithJSObject:object inContext:context]);
681 NSNumber *CYCopyNSNumber(JSContextRef context, JSValueRef value) {
682 return [[NSNumber alloc] initWithDouble:CYCastDouble(context, value)];
686 @interface NSBoolNumber : NSNumber {
691 id CYNSObject(CYPool *pool, JSContextRef context, JSValueRef value, bool cast) {
695 switch (JSType type = JSValueGetType(context, value)) {
696 case kJSTypeUndefined:
697 object = [WebUndefined undefined];
707 object = (id) (CYCastBool(context, value) ? kCFBooleanTrue : kCFBooleanFalse);
710 object = [[NSBoolNumber alloc] initWithBool:CYCastBool(context, value)];
716 object = CYCopyNSNumber(context, value);
721 object = CYCopyNSString(context, value);
726 // XXX: this might could be more efficient
727 object = CYCastNSObject(pool, context, (JSObjectRef) value);
732 throw CYJSError(context, "JSValueGetType() == 0x%x", type);
739 return CYPoolRelease(pool, object);
741 return [object retain];
744 NSObject *CYCastNSObject(CYPool *pool, JSContextRef context, JSValueRef value) {
745 return CYNSObject(pool, context, value, true);
748 NSObject *CYCopyNSObject(CYPool &pool, JSContextRef context, JSValueRef value) {
749 return CYNSObject(&pool, context, value, false);
752 /* Bridge: NSArray {{{ */
753 @implementation NSArray (Cycript)
756 return [[self mutableCopy] autorelease];
759 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
760 _oassert(objects.insert(self).second);
762 NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
763 [json appendString:@"@["];
767 for (id object in self) {
769 for (size_t index(0), count([self count]); index != count; ++index) {
770 id object([self objectAtIndex:index]);
773 [json appendString:@","];
776 if (object != nil && [object cy$JSType] != kJSTypeUndefined)
777 [json appendString:CYCastNSCYON(object, true, objects)];
779 [json appendString:@","];
784 [json appendString:@"]"];
788 - (bool) cy$hasProperty:(NSString *)name {
789 if ([name isEqualToString:@"length"])
792 size_t index(CYGetIndex(name));
793 if (index == _not(size_t) || index >= [self count])
794 return [super cy$hasProperty:name];
799 - (NSObject *) cy$getProperty:(NSString *)name {
800 size_t index(CYGetIndex(name));
801 if (index == _not(size_t) || index >= [self count])
802 return [super cy$getProperty:name];
804 return [self objectAtIndex:index];
807 - (JSValueRef) cy$getProperty:(NSString *)name inContext:(JSContextRef)context {
809 if ([name isEqualToString:@"length"])
810 return CYCastJSValue(context, [self count]);
813 return [super cy$getProperty:name inContext:context];
816 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context {
817 [super cy$getPropertyNames:names inContext:context];
819 for (size_t index(0), count([self count]); index != count; ++index) {
820 id object([self objectAtIndex:index]);
821 if (object == nil || [object cy$JSType] != kJSTypeUndefined) {
823 sprintf(name, "%zu", index);
824 JSPropertyNameAccumulatorAddName(names, CYJSString(name));
829 + (bool) cy$hasImplicitProperties {
835 /* Bridge: NSBlock {{{ */
842 /* Bridge: NSBoolNumber {{{ */
844 @implementation NSBoolNumber (Cycript)
846 - (JSType) cy$JSType {
847 return kJSTypeBoolean;
850 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
851 NSString *value([self boolValue] ? @"true" : @"false");
852 return objective ? value : [NSString stringWithFormat:@"@%@", value];
855 - (JSValueRef) cy$valueOfInContext:(JSContextRef)context { CYObjectiveTry_ {
856 return CYCastJSValue(context, (bool) [self boolValue]);
862 /* Bridge: NSDictionary {{{ */
863 @implementation NSDictionary (Cycript)
866 return [[self mutableCopy] autorelease];
869 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
870 _oassert(objects.insert(self).second);
872 NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
873 [json appendString:@"@{"];
877 for (NSObject *key in self) {
879 NSEnumerator *keys([self keyEnumerator]);
880 while (NSObject *key = [keys nextObject]) {
883 [json appendString:@","];
886 [json appendString:CYCastNSCYON(key, true, objects)];
887 [json appendString:@":"];
888 NSObject *object([self objectForKey:key]);
889 [json appendString:CYCastNSCYON(object, true, objects)];
892 [json appendString:@"}"];
896 - (bool) cy$hasProperty:(NSString *)name {
897 return [self objectForKey:name] != nil;
900 - (NSObject *) cy$getProperty:(NSString *)name {
901 return [self objectForKey:name];
904 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context {
905 [super cy$getPropertyNames:names inContext:context];
908 for (NSObject *key in self) {
910 NSEnumerator *keys([self keyEnumerator]);
911 while (NSObject *key = [keys nextObject]) {
913 JSPropertyNameAccumulatorAddName(names, CYJSString(context, key));
917 + (bool) cy$hasImplicitProperties {
923 /* Bridge: NSMutableArray {{{ */
924 @implementation NSMutableArray (Cycript)
926 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
927 if ([name isEqualToString:@"length"]) {
928 // XXX: is this not intelligent?
929 NSNumber *number(reinterpret_cast<NSNumber *>(value));
930 NSUInteger size([number unsignedIntegerValue]);
931 NSUInteger count([self count]);
933 [self removeObjectsInRange:NSMakeRange(size, count - size)];
934 else if (size != count) {
935 WebUndefined *undefined([WebUndefined undefined]);
936 for (size_t i(count); i != size; ++i)
937 [self addObject:undefined];
942 size_t index(CYGetIndex(name));
943 if (index == _not(size_t))
944 return [super cy$setProperty:name to:value];
946 id object(value ?: [NSNull null]);
948 size_t count([self count]);
950 [self replaceObjectAtIndex:index withObject:object];
952 if (index != count) {
953 WebUndefined *undefined([WebUndefined undefined]);
954 for (size_t i(count); i != index; ++i)
955 [self addObject:undefined];
958 [self addObject:object];
964 - (bool) cy$deleteProperty:(NSString *)name {
965 size_t index(CYGetIndex(name));
966 if (index == _not(size_t) || index >= [self count])
967 return [super cy$deleteProperty:name];
968 [self replaceObjectAtIndex:index withObject:[WebUndefined undefined]];
974 /* Bridge: NSMutableDictionary {{{ */
975 @implementation NSMutableDictionary (Cycript)
977 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
978 [self setObject:(value ?: [NSNull null]) forKey:name];
982 - (bool) cy$deleteProperty:(NSString *)name {
983 if ([self objectForKey:name] == nil)
986 [self removeObjectForKey:name];
993 /* Bridge: NSNumber {{{ */
994 @implementation NSNumber (Cycript)
996 - (JSType) cy$JSType {
998 // XXX: this just seems stupid
999 if ([self class] == NSCFBoolean_)
1000 return kJSTypeBoolean;
1002 return kJSTypeNumber;
1005 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
1006 NSString *value([self cy$JSType] != kJSTypeBoolean ? [self stringValue] : [self boolValue] ? @"true" : @"false");
1007 return objective ? value : [NSString stringWithFormat:@"@%@", value];
1010 - (JSValueRef) cy$valueOfInContext:(JSContextRef)context { CYObjectiveTry_ {
1011 return [self cy$JSType] != kJSTypeBoolean ? CYCastJSValue(context, [self doubleValue]) : CYCastJSValue(context, static_cast<bool>([self boolValue]));
1012 } CYObjectiveCatch }
1016 /* Bridge: NSNull {{{ */
1017 @implementation NSNull (Cycript)
1019 - (JSType) cy$JSType {
1023 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
1024 NSString *value(@"null");
1025 return objective ? value : [NSString stringWithFormat:@"@%@", value];
1028 - (JSValueRef) cy$valueOfInContext:(JSContextRef)context { CYObjectiveTry_ {
1029 return CYJSNull(context);
1030 } CYObjectiveCatch }
1034 /* Bridge: NSObject {{{ */
1035 @implementation NSObject (Cycript)
1041 - (JSValueRef) cy$toJSON:(NSString *)key inContext:(JSContextRef)context {
1042 return [self cy$valueOfInContext:context];
1045 - (JSValueRef) cy$valueOfInContext:(JSContextRef)context { CYObjectiveTry_ {
1047 } CYObjectiveCatch }
1049 - (JSType) cy$JSType {
1050 return kJSTypeObject;
1053 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
1054 return [@"#" stringByAppendingString:[[self description] cy$toCYON:true inSet:objects]];
1057 - (bool) cy$hasProperty:(NSString *)name {
1061 - (NSObject *) cy$getProperty:(NSString *)name {
1065 - (JSValueRef) cy$getProperty:(NSString *)name inContext:(JSContextRef)context { CYObjectiveTry_ {
1066 if (NSObject *value = [self cy$getProperty:name])
1067 return CYCastJSValue(context, value);
1069 } CYObjectiveCatch }
1071 - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value {
1075 - (bool) cy$deleteProperty:(NSString *)name {
1079 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context {
1082 + (bool) cy$hasImplicitProperties {
1088 /* Bridge: NSOrderedSet {{{ */
1089 @implementation NSOrderedSet (Cycript)
1091 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
1092 _oassert(objects.insert(self).second);
1094 NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
1095 [json appendString:@"[NSOrderedSet orderedSetWithArray:"];
1096 [json appendString:CYCastNSCYON([self array], true, objects)];
1097 [json appendString:@"]]"];
1103 /* Bridge: NSProxy {{{ */
1104 @implementation NSProxy (Cycript)
1106 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
1107 return [[self description] cy$toCYON:objective inSet:objects];
1112 /* Bridge: NSSet {{{ */
1113 @implementation NSSet (Cycript)
1115 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
1116 _oassert(objects.insert(self).second);
1118 NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
1119 [json appendString:@"[NSSet setWithArray:"];
1120 [json appendString:CYCastNSCYON([self allObjects], true, objects)];
1121 [json appendString:@"]]"];
1127 /* Bridge: NSString {{{ */
1128 @implementation NSString (Cycript)
1131 return [[self copy] autorelease];
1134 - (JSType) cy$JSType {
1135 return kJSTypeString;
1138 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
1139 std::ostringstream str;
1142 CYUTF8String string(CYCastUTF8String(self));
1143 CYStringify(str, string.data, string.size);
1144 std::string value(str.str());
1145 return CYCastNSString(NULL, CYUTF8String(value.c_str(), value.size()));
1148 - (bool) cy$hasProperty:(NSString *)name {
1149 size_t index(CYGetIndex(name));
1150 if (index == _not(size_t) || index >= [self length])
1151 return [super cy$hasProperty:name];
1156 - (NSObject *) cy$getProperty:(NSString *)name {
1157 size_t index(CYGetIndex(name));
1158 if (index == _not(size_t) || index >= [self length])
1159 return [super cy$getProperty:name];
1161 return [self substringWithRange:NSMakeRange(index, 1)];
1164 - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context {
1165 [super cy$getPropertyNames:names inContext:context];
1167 for (size_t index(0), length([self length]); index != length; ++index) {
1169 sprintf(name, "%zu", index);
1170 JSPropertyNameAccumulatorAddName(names, CYJSString(name));
1174 - (JSValueRef) cy$valueOfInContext:(JSContextRef)context { CYObjectiveTry_ {
1175 return CYCastJSValue(context, CYJSString(context, self));
1176 } CYObjectiveCatch }
1180 /* Bridge: WebUndefined {{{ */
1181 @implementation WebUndefined (Cycript)
1183 - (JSType) cy$JSType {
1184 return kJSTypeUndefined;
1187 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
1188 NSString *value(@"undefined");
1189 return value; // XXX: maybe use the below code, adding @undefined?
1190 //return objective ? value : [NSString stringWithFormat:@"@%@", value];
1193 - (JSValueRef) cy$valueOfInContext:(JSContextRef)context { CYObjectiveTry_ {
1194 return CYJSUndefined(context);
1195 } CYObjectiveCatch }
1200 static bool CYIsClass(id self) {
1201 return class_isMetaClass(object_getClass(self));
1204 Class CYCastClass(CYPool &pool, JSContextRef context, JSValueRef value) {
1205 id self(CYCastNSObject(&pool, context, value));
1206 if (CYIsClass(self))
1207 return (Class) self;
1208 throw CYJSError(context, "got something that is not a Class");
1212 NSArray *CYCastNSArray(JSContextRef context, JSPropertyNameArrayRef names) {
1214 size_t size(JSPropertyNameArrayGetCount(names));
1215 NSMutableArray *array([NSMutableArray arrayWithCapacity:size]);
1216 for (size_t index(0); index != size; ++index)
1217 [array addObject:CYCastNSString(&pool, context, JSPropertyNameArrayGetNameAtIndex(names, index))];
1221 JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry {
1223 return CYJSNull(context);
1225 return CYMakeInstance(context, value);
1226 } CYPoolCatch(NULL) return /*XXX*/ NULL; }
1228 @implementation CYJSObject
1230 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context { CYObjectiveTry_ {
1231 if ((self = [super init]) != nil) {
1233 context_ = CYGetJSContext(context);
1234 JSGlobalContextRetain(context_);
1235 JSValueProtect(context_, object_);
1237 } CYObjectiveCatch }
1239 - (void) dealloc { CYObjectiveTry {
1240 JSValueUnprotect(context_, object_);
1241 JSGlobalContextRelease(context_);
1243 } CYObjectiveCatch }
1245 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects { CYObjectiveTry {
1247 const char *cyon(CYPoolCCYON(pool, context, object_, objects));
1249 return [super cy$toCYON:objective inSet:objects];
1251 return [NSString stringWithUTF8String:cyon];
1252 } CYObjectiveCatch }
1254 - (NSUInteger) count { CYObjectiveTry {
1255 JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context, object_));
1256 size_t size(JSPropertyNameArrayGetCount(names));
1257 JSPropertyNameArrayRelease(names);
1259 } CYObjectiveCatch }
1261 - (id) objectForKey:(id)key { CYObjectiveTry {
1262 JSValueRef value(CYGetProperty(context, object_, CYJSString(context, (NSObject *) key)));
1263 if (JSValueIsUndefined(context, value))
1265 return CYCastNSObject(NULL, context, value) ?: [NSNull null];
1266 } CYObjectiveCatch }
1268 - (NSEnumerator *) keyEnumerator { CYObjectiveTry {
1269 JSPropertyNameArrayRef names(JSObjectCopyPropertyNames(context, object_));
1270 NSEnumerator *enumerator([CYCastNSArray(context, names) objectEnumerator]);
1271 JSPropertyNameArrayRelease(names);
1273 } CYObjectiveCatch }
1275 - (void) setObject:(id)object forKey:(id)key { CYObjectiveTry {
1276 CYSetProperty(context, object_, CYJSString(context, (NSObject *) key), CYCastJSValue(context, (NSString *) object));
1277 } CYObjectiveCatch }
1279 - (void) removeObjectForKey:(id)key { CYObjectiveTry {
1280 (void) _jsccall(JSObjectDeleteProperty, context, object_, CYJSString(context, (NSObject *) key));
1281 } CYObjectiveCatch }
1285 @implementation CYJSArray
1287 - (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects { CYObjectiveTry {
1289 return [NSString stringWithUTF8String:CYPoolCCYON(pool, context, object_, objects)];
1290 } CYObjectiveCatch }
1292 - (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context { CYObjectiveTry_ {
1293 if ((self = [super init]) != nil) {
1295 context_ = CYGetJSContext(context);
1296 JSGlobalContextRetain(context_);
1297 JSValueProtect(context_, object_);
1299 } CYObjectiveCatch }
1301 - (void) dealloc { CYObjectiveTry {
1302 JSValueUnprotect(context_, object_);
1303 JSGlobalContextRelease(context_);
1305 } CYObjectiveCatch }
1307 - (NSUInteger) count { CYObjectiveTry {
1308 return CYArrayLength(context, object_);
1309 } CYObjectiveCatch }
1311 - (id) objectAtIndex:(NSUInteger)index { CYObjectiveTry {
1312 size_t bounds([self count]);
1313 if (index >= bounds)
1314 @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray objectAtIndex:]: index (%zu) beyond bounds (%zu)", static_cast<size_t>(index), bounds] userInfo:nil];
1315 JSValueRef value(_jsccall(JSObjectGetPropertyAtIndex, context, object_, index));
1316 return CYCastNSObject(NULL, context, value) ?: [NSNull null];
1317 } CYObjectiveCatch }
1319 - (void) addObject:(id)object { CYObjectiveTry {
1320 CYArrayPush(context, object_, CYCastJSValue(context, (NSObject *) object));
1321 } CYObjectiveCatch }
1323 - (void) insertObject:(id)object atIndex:(NSUInteger)index { CYObjectiveTry {
1324 size_t bounds([self count] + 1);
1325 if (index >= bounds)
1326 @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray insertObject:atIndex:]: index (%zu) beyond bounds (%zu)", static_cast<size_t>(index), bounds] userInfo:nil];
1327 JSValueRef arguments[3];
1328 arguments[0] = CYCastJSValue(context, index);
1329 arguments[1] = CYCastJSValue(context, 0);
1330 arguments[2] = CYCastJSValue(context, (NSObject *) object);
1331 JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype")));
1332 _jsccall(JSObjectCallAsFunction, context, CYCastJSObject(context, CYGetProperty(context, Array, splice_s)), object_, 3, arguments);
1333 } CYObjectiveCatch }
1335 - (void) removeLastObject { CYObjectiveTry {
1336 JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype")));
1337 _jsccall(JSObjectCallAsFunction, context, CYCastJSObject(context, CYGetProperty(context, Array, pop_s)), object_, 0, NULL);
1338 } CYObjectiveCatch }
1340 - (void) removeObjectAtIndex:(NSUInteger)index { CYObjectiveTry {
1341 size_t bounds([self count]);
1342 if (index >= bounds)
1343 @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray removeObjectAtIndex:]: index (%zu) beyond bounds (%zu)", static_cast<size_t>(index), bounds] userInfo:nil];
1344 JSValueRef arguments[2];
1345 arguments[0] = CYCastJSValue(context, index);
1346 arguments[1] = CYCastJSValue(context, 1);
1347 JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array_prototype")));
1348 _jsccall(JSObjectCallAsFunction, context, CYCastJSObject(context, CYGetProperty(context, Array, splice_s)), object_, 2, arguments);
1349 } CYObjectiveCatch }
1351 - (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)object { CYObjectiveTry {
1352 size_t bounds([self count]);
1353 if (index >= bounds)
1354 @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray replaceObjectAtIndex:withObject:]: index (%zu) beyond bounds (%zu)", static_cast<size_t>(index), bounds] userInfo:nil];
1355 CYSetProperty(context, object_, index, CYCastJSValue(context, (NSObject *) object));
1356 } CYObjectiveCatch }
1360 // XXX: inherit from or replace with CYJSObject
1361 @interface CYInternal : NSObject {
1362 JSGlobalContextRef context_;
1363 JSObjectRef object_;
1368 @implementation CYInternal
1370 - (void) dealloc { CYObjectiveTry {
1371 JSValueUnprotect(context_, object_);
1372 JSGlobalContextRelease(context_);
1374 } CYObjectiveCatch }
1376 - (id) initInContext:(JSContextRef)context { CYObjectiveTry_ {
1377 if ((self = [super init]) != nil) {
1378 context_ = CYGetJSContext(context);
1379 JSGlobalContextRetain(context_);
1381 } CYObjectiveCatch }
1383 - (bool) hasProperty:(JSStringRef)name inContext:(JSContextRef)context {
1384 if (object_ == NULL)
1387 return JSObjectHasProperty(context, object_, name);
1390 - (JSValueRef) getProperty:(JSStringRef)name inContext:(JSContextRef)context {
1391 if (object_ == NULL)
1394 return CYGetProperty(context, object_, name);
1397 - (void) setProperty:(JSStringRef)name toValue:(JSValueRef)value inContext:(JSContextRef)context {
1398 @synchronized (self) {
1399 if (object_ == NULL) {
1400 object_ = JSObjectMake(context, NULL, NULL);
1401 JSValueProtect(context, object_);
1405 CYSetProperty(context, object_, name, value);
1408 + (CYInternal *) get:(id)object {
1410 if (&objc_getAssociatedObject == NULL)
1413 @synchronized (object) {
1414 if (CYInternal *internal = objc_getAssociatedObject(object, @selector(cy$internal)))
1422 + (CYInternal *) set:(id)object inContext:(JSContextRef)context {
1424 if (&objc_getAssociatedObject == NULL)
1427 @synchronized (object) {
1428 if (CYInternal *internal = objc_getAssociatedObject(object, @selector(cy$internal)))
1431 if (&objc_setAssociatedObject == NULL)
1434 CYInternal *internal([[[CYInternal alloc] initInContext:context] autorelease]);
1435 objc_setAssociatedObject(object, @selector(cy$internal), internal, OBJC_ASSOCIATION_RETAIN_NONATOMIC);
1445 static JSObjectRef CYMakeSelector(JSContextRef context, SEL sel) {
1446 Selector_privateData *internal(new Selector_privateData(sel));
1447 return JSObjectMake(context, Selector_, internal);
1450 static SEL CYCastSEL(JSContextRef context, JSValueRef value) {
1451 if (JSValueIsObjectOfClass(context, value, Selector_)) {
1452 Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate((JSObjectRef) value)));
1453 return reinterpret_cast<SEL>(internal->value_);
1456 return sel_registerName(CYPoolCString(pool, context, value));
1460 void *CYObjectiveC_ExecuteStart(JSContextRef context) { CYSadTry {
1461 return (void *) [[NSAutoreleasePool alloc] init];
1462 } CYSadCatch(NULL) }
1464 void CYObjectiveC_ExecuteEnd(JSContextRef context, void *handle) { CYSadTry {
1465 return [(NSAutoreleasePool *) handle release];
1468 static void CYObjectiveC_CallFunction(CYPool &pool, JSContextRef context, ffi_cif *cif, void (*function)(), void *value, void **values) { CYSadTry {
1469 CYCallFunction(pool, context, cif, function, value, values);
1473 static NSBlock *CYCastNSBlock(CYPool &pool, JSContextRef context, JSValueRef value, sig::Signature *signature) {
1474 if (JSValueIsNull(context, value))
1476 JSObjectRef object(CYCastJSObject(context, value));
1478 if (JSValueIsObjectOfClass(context, object, FunctionInstance_))
1479 return reinterpret_cast<Instance *>(JSObjectGetPrivate(object))->GetValue();
1481 if (JSValueIsObjectOfClass(context, object, Instance_)) {
1482 _assert(reinterpret_cast<Instance *>(JSObjectGetPrivate(object))->GetValue() == nil);
1486 _assert(JSObjectIsFunction(context, object));
1488 _assert(signature != NULL);
1489 _assert(signature->count != 0);
1491 sig::Signature modified;
1492 modified.count = signature->count + 1;
1493 modified.elements = new(pool) sig::Element[modified.count];
1495 modified.elements[0] = signature->elements[0];
1496 memcpy(modified.elements + 2, signature->elements + 1, sizeof(sig::Element) * (signature->count - 1));
1498 modified.elements[1].name = NULL;
1499 modified.elements[1].type = new(pool) sig::Type();
1500 modified.elements[1].offset = _not(size_t);
1502 memset(modified.elements[1].type, 0, sizeof(sig::Type));
1503 modified.elements[1].type->primitive = sig::object_P;
1505 return CYMakeBlock(context, object, modified);
1509 static bool CYObjectiveC_PoolFFI(CYPool *pool, JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, JSValueRef value) { CYSadTry {
1510 // XXX: assigning to an indirect id * works for return values, but not for properties and fields
1512 switch (type->primitive) {
1515 // XXX: this function might not handle the idea of a null pool
1516 *reinterpret_cast<id *>(data) = CYCastNSBlock(*pool, context, value, &type->data.signature);
1521 case sig::typename_P:
1522 *reinterpret_cast<id *>(data) = CYCastNSObject(pool, context, value);
1525 case sig::selector_P:
1526 *reinterpret_cast<SEL *>(data) = CYCastSEL(context, value);
1534 } CYSadCatch(false) }
1536 static JSValueRef CYObjectiveC_FromFFI(JSContextRef context, sig::Type *type, ffi_type *ffi, void *data, bool initialize, JSObjectRef owner) { CYPoolTry {
1537 switch (type->primitive) {
1538 // XXX: do something epic about blocks
1541 if (NSObject *value = *reinterpret_cast<NSObject **>(data)) {
1542 JSObjectRef object(CYMakeInstance(context, value));
1545 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1547 if ((internal->flags_ & Instance::Uninitialized) != 0) {
1548 internal->flags_ = static_cast<Instance::Flags>(internal->flags_ & ~Instance::Uninitialized);
1549 _assert(internal->value_ == nil);
1550 internal->value_ = value;
1559 case sig::typename_P:
1560 if (Class value = *reinterpret_cast<Class *>(data))
1561 return CYMakeInstance(context, value, Instance::Permanent);
1564 case sig::selector_P:
1565 if (SEL value = *reinterpret_cast<SEL *>(data))
1566 return CYMakeSelector(context, value);
1570 return CYJSNull(context);
1574 } CYPoolCatch(NULL) return /*XXX*/ NULL; }
1576 static bool CYImplements(id object, Class _class, SEL selector, bool devoid = false) {
1577 if (objc_method *method = class_getInstanceMethod(_class, selector)) {
1581 method_getReturnType(method, type, sizeof(type));
1586 // XXX: possibly use a more "awesome" check?
1590 static JSValueRef MessageAdapter_(JSContextRef context, size_t count, JSValueRef values[], JSObjectRef function) {
1591 JSObjectRef _this(CYCastJSObject(context, values[0]));
1592 return CYCallAsFunction(context, function, _this, count - 2, values + 2);
1595 static JSObjectRef CYMakeMessage(JSContextRef context, SEL sel, IMP imp, const char *type) {
1596 Message_privateData *internal(new Message_privateData(sel, type, imp));
1597 return JSObjectMake(context, Message_, internal);
1600 static IMP CYMakeMessage(JSContextRef context, JSValueRef value, const char *encoding) {
1601 JSObjectRef function(CYCastJSObject(context, value));
1603 sig::Signature signature;
1604 sig::Parse(pool, &signature, encoding, &Structor_);
1605 Closure_privateData *internal(CYMakeFunctor_(context, function, signature, &MessageAdapter_));
1606 // XXX: see notes in Library.cpp about needing to leak
1607 return reinterpret_cast<IMP>(internal->GetValue());
1610 static bool Messages_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
1611 Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1612 Class _class(internal->GetValue());
1615 const char *name(CYPoolCString(pool, context, property));
1617 if (SEL sel = sel_getUid(name))
1618 if (class_getInstanceMethod(_class, sel) != NULL)
1624 static JSValueRef Messages_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1625 Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1626 Class _class(internal->GetValue());
1629 const char *name(CYPoolCString(pool, context, property));
1631 if (SEL sel = sel_getUid(name))
1632 if (objc_method *method = class_getInstanceMethod(_class, sel))
1633 return CYMakeMessage(context, sel, method_getImplementation(method), method_getTypeEncoding(method));
1638 static bool Messages_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
1639 Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1640 Class _class(internal->GetValue());
1643 const char *name(CYPoolCString(pool, context, property));
1644 SEL sel(sel_registerName(name));
1649 if (JSValueIsObjectOfClass(context, value, Message_)) {
1650 Message_privateData *message(reinterpret_cast<Message_privateData *>(JSObjectGetPrivate((JSObjectRef) value)));
1651 type = sig::Unparse(pool, &message->signature_);
1652 imp = reinterpret_cast<IMP>(message->GetValue());
1653 } else if (objc_method *method = class_getInstanceMethod(_class, sel)) {
1654 type = method_getTypeEncoding(method);
1655 imp = CYMakeMessage(context, value, type);
1656 } else _assert(false);
1658 objc_method *method(NULL);
1660 objc_method **methods(class_copyMethodList(_class, &size));
1661 for (size_t i(0); i != size; ++i)
1662 if (sel_isEqual(method_getName(methods[i]), sel)) {
1663 method = methods[i];
1669 method_setImplementation(method, imp);
1671 class_addMethod(_class, sel, imp, type);
1676 static void Messages_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
1677 Messages *internal(reinterpret_cast<Messages *>(JSObjectGetPrivate(object)));
1678 Class _class(internal->GetValue());
1681 objc_method **data(class_copyMethodList(_class, &size));
1682 for (size_t i(0); i != size; ++i)
1683 JSPropertyNameAccumulatorAddName(names, CYJSString(sel_getName(method_getName(data[i]))));
1687 static bool CYHasImplicitProperties(Class _class) {
1688 // XXX: this is an evil hack to deal with NSProxy; fix elsewhere
1689 if (!CYImplements(_class, object_getClass(_class), @selector(cy$hasImplicitProperties)))
1691 return [_class cy$hasImplicitProperties];
1694 static bool Instance_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
1695 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1696 id self(internal->GetValue());
1698 if (JSStringIsEqualToUTF8CString(property, "$cyi"))
1702 NSString *name(CYCastNSString(&pool, context, property));
1704 if (CYInternal *internal = [CYInternal get:self])
1705 if ([internal hasProperty:property inContext:context])
1708 Class _class(object_getClass(self));
1711 // XXX: this is an evil hack to deal with NSProxy; fix elsewhere
1712 if (CYImplements(self, _class, @selector(cy$hasProperty:)))
1713 if ([self cy$hasProperty:name])
1715 } CYPoolCatch(false)
1717 const char *string(CYPoolCString(pool, context, name));
1719 if (class_getProperty(_class, string) != NULL)
1722 if (CYHasImplicitProperties(_class))
1723 if (SEL sel = sel_getUid(string))
1724 if (CYImplements(self, _class, sel, true))
1730 static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1731 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1732 id self(internal->GetValue());
1734 if (JSStringIsEqualToUTF8CString(property, "$cyi"))
1735 return Internal::Make(context, self, object);
1738 NSString *name(CYCastNSString(&pool, context, property));
1740 if (CYInternal *internal = [CYInternal get:self])
1741 if (JSValueRef value = [internal getProperty:property inContext:context])
1745 if (JSValueRef value = [self cy$getProperty:name inContext:context])
1749 const char *string(CYPoolCString(pool, context, name));
1750 Class _class(object_getClass(self));
1752 if (objc_property_t property = class_getProperty(_class, string)) {
1753 PropertyAttributes attributes(property);
1754 SEL sel(sel_registerName(attributes.Getter()));
1755 return CYSendMessage(pool, context, self, NULL, sel, 0, NULL, false);
1758 if (CYHasImplicitProperties(_class))
1759 if (SEL sel = sel_getUid(string))
1760 if (CYImplements(self, _class, sel, true))
1761 return CYSendMessage(pool, context, self, NULL, sel, 0, NULL, false);
1766 static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
1767 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1768 id self(internal->GetValue());
1772 NSString *name(CYCastNSString(&pool, context, property));
1773 NSObject *data(CYCastNSObject(&pool, context, value));
1776 if ([self cy$setProperty:name to:data])
1778 } CYPoolCatch(false)
1780 const char *string(CYPoolCString(pool, context, name));
1781 Class _class(object_getClass(self));
1783 if (objc_property_t property = class_getProperty(_class, string)) {
1784 PropertyAttributes attributes(property);
1785 if (const char *setter = attributes.Setter()) {
1786 SEL sel(sel_registerName(setter));
1787 JSValueRef arguments[1] = {value};
1788 CYSendMessage(pool, context, self, NULL, sel, 1, arguments, false);
1793 size_t length(strlen(string));
1795 char set[length + 5];
1801 if (string[0] != '\0') {
1802 set[3] = toupper(string[0]);
1803 memcpy(set + 4, string + 1, length - 1);
1806 set[length + 3] = ':';
1807 set[length + 4] = '\0';
1809 if (SEL sel = sel_getUid(set))
1810 if (CYImplements(self, _class, sel)) {
1811 JSValueRef arguments[1] = {value};
1812 CYSendMessage(pool, context, self, NULL, sel, 1, arguments, false);
1816 if (CYInternal *internal = [CYInternal set:self inContext:context]) {
1817 [internal setProperty:property toValue:value inContext:context];
1824 static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1825 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1826 id self(internal->GetValue());
1829 NSString *name(CYCastNSString(NULL, context, property));
1830 return [self cy$deleteProperty:name];
1831 } CYPoolCatch(false)
1832 } CYCatch(false) return /*XXX*/ false; }
1834 static void Instance_getPropertyNames_message(JSPropertyNameAccumulatorRef names, objc_method *method) {
1835 const char *name(sel_getName(method_getName(method)));
1836 if (strchr(name, ':') != NULL)
1839 const char *type(method_getTypeEncoding(method));
1840 if (type == NULL || *type == '\0' || *type == 'v')
1843 JSPropertyNameAccumulatorAddName(names, CYJSString(name));
1846 static void Instance_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
1847 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1848 id self(internal->GetValue());
1851 Class _class(object_getClass(self));
1855 objc_property_t *data(class_copyPropertyList(_class, &size));
1856 for (size_t i(0); i != size; ++i)
1857 JSPropertyNameAccumulatorAddName(names, CYJSString(property_getName(data[i])));
1861 if (CYHasImplicitProperties(_class))
1862 for (Class current(_class); current != nil; current = class_getSuperclass(current)) {
1864 objc_method **data(class_copyMethodList(current, &size));
1865 for (size_t i(0); i != size; ++i)
1866 Instance_getPropertyNames_message(names, data[i]);
1871 // XXX: this is an evil hack to deal with NSProxy; fix elsewhere
1872 if (CYImplements(self, _class, @selector(cy$getPropertyNames:inContext:)))
1873 [self cy$getPropertyNames:names inContext:context];
1877 static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
1878 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1879 JSObjectRef value(CYMakeInstance(context, [internal->GetValue() alloc], Instance::Uninitialized));
1883 static const char *CYBlockEncoding(NSBlock *self) {
1884 BlockLiteral *literal(reinterpret_cast<BlockLiteral *>(self));
1885 if ((literal->flags & BLOCK_HAS_SIGNATURE) == 0)
1887 uint8_t *descriptor(reinterpret_cast<uint8_t *>(literal->descriptor));
1888 descriptor += sizeof(BlockDescriptor1);
1889 if ((literal->flags & BLOCK_HAS_COPY_DISPOSE) != 0)
1890 descriptor += sizeof(BlockDescriptor2);
1891 BlockDescriptor3 *descriptor3(reinterpret_cast<BlockDescriptor3 *>(descriptor));
1892 return descriptor3->signature;
1895 static JSValueRef FunctionInstance_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
1896 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
1897 id self(internal->GetValue());
1899 if (const char *encoding = CYBlockEncoding(self)) {
1905 sig::Signature signature;
1906 sig::Parse(pool, &signature, encoding, &Structor_);
1909 sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif);
1911 BlockLiteral *literal(reinterpret_cast<BlockLiteral *>(self));
1912 void (*function)() = reinterpret_cast<void (*)()>(literal->invoke);
1913 return CYCallFunction(pool, context, 1, setup, count, arguments, false, &signature, &cif, function);
1917 CYThrow("NSBlock without signature field passed arguments");
1921 } CYPoolCatch(NULL);
1926 static bool Instance_hasInstance(JSContextRef context, JSObjectRef constructor, JSValueRef instance, JSValueRef *exception) { CYTry {
1927 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) constructor)));
1928 Class _class(internal->GetValue());
1929 if (!CYIsClass(_class))
1932 if (CYJSValueIsNSObject(context, instance)) {
1933 Instance *linternal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) instance)));
1934 // XXX: this isn't always safe
1935 return [linternal->GetValue() isKindOfClass:_class];
1941 static JSValueRef Instance_box_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
1943 throw CYJSError(context, "incorrect number of arguments to Instance");
1945 id value(CYCastNSObject(&pool, context, arguments[0]));
1947 value = [NSNull null];
1948 return CYCastJSValue(context, [value cy$box]);
1951 static bool Internal_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
1952 Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
1955 id self(internal->GetValue());
1956 const char *name(CYPoolCString(pool, context, property));
1958 if (object_getInstanceVariable(self, name, NULL) != NULL)
1964 static void CYBitField(unsigned &length, unsigned &shift, id self, Ivar ivar, const char *encoding, unsigned offset) {
1965 length = CYCastDouble(encoding + 1);
1969 objc_ivar **ivars(class_copyIvarList(object_getClass(self), &size));
1970 for (size_t i(0); i != size; ++i)
1971 if (ivars[i] == ivar)
1973 else if (ivar_getOffset(ivars[i]) == offset) {
1974 const char *encoding(ivar_getTypeEncoding(ivars[i]));
1975 _assert(encoding != NULL);
1976 _assert(encoding[0] == 'b');
1977 shift += CYCastDouble(encoding + 1);
1982 static JSValueRef Internal_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
1983 Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
1986 id self(internal->GetValue());
1987 const char *name(CYPoolCString(pool, context, property));
1990 if (strcmp(name, "isa") == 0)
1991 return CYCastJSValue(context, object_getClass(self));
1994 if (objc_ivar *ivar = object_getInstanceVariable(self, name, NULL)) {
1995 ptrdiff_t offset(ivar_getOffset(ivar));
1996 void *data(reinterpret_cast<uint8_t *>(self) + offset);
1998 const char *encoding(ivar_getTypeEncoding(ivar));
1999 _assert(encoding != NULL);
2000 _assert(encoding[0] != '\0');
2001 if (encoding[0] == 'b') {
2002 unsigned length, shift;
2003 CYBitField(length, shift, self, ivar, encoding, offset);
2004 _assert(shift + length <= sizeof(uintptr_t) * 8);
2005 uintptr_t &field(*reinterpret_cast<uintptr_t *>(data));
2006 uintptr_t mask((1 << length) - 1);
2007 return CYCastJSValue(context, (field >> shift) & mask);
2009 auto type(new(pool) Type_privateData(encoding));
2010 return CYFromFFI(context, type->type_, type->GetFFI(), data);
2017 static bool Internal_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry {
2018 Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
2021 id self(internal->GetValue());
2022 const char *name(CYPoolCString(pool, context, property));
2024 if (objc_ivar *ivar = object_getInstanceVariable(self, name, NULL)) {
2025 ptrdiff_t offset(ivar_getOffset(ivar));
2026 void *data(reinterpret_cast<uint8_t *>(self) + offset);
2028 const char *encoding(ivar_getTypeEncoding(ivar));
2029 _assert(encoding != NULL);
2030 if (encoding[0] == 'b') {
2031 unsigned length, shift;
2032 CYBitField(length, shift, self, ivar, encoding, offset);
2033 _assert(shift + length <= sizeof(uintptr_t) * 8);
2034 uintptr_t &field(*reinterpret_cast<uintptr_t *>(data));
2035 uintptr_t mask((1 << length) - 1);
2036 field = field & ~(mask << shift) | (uintptr_t(CYCastDouble(context, value)) & mask) << shift;
2038 auto type(new(pool) Type_privateData(ivar_getTypeEncoding(ivar)));
2039 CYPoolFFI(&pool, context, type->type_, type->GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar), value);
2047 static void Internal_getPropertyNames_(Class _class, JSPropertyNameAccumulatorRef names) {
2048 if (Class super = class_getSuperclass(_class))
2049 Internal_getPropertyNames_(super, names);
2052 objc_ivar **data(class_copyIvarList(_class, &size));
2053 for (size_t i(0); i != size; ++i)
2054 JSPropertyNameAccumulatorAddName(names, CYJSString(ivar_getName(data[i])));
2058 static void Internal_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
2059 Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
2062 id self(internal->GetValue());
2063 Class _class(object_getClass(self));
2065 Internal_getPropertyNames_(_class, names);
2068 static JSValueRef Internal_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2069 Internal *internal(reinterpret_cast<Internal *>(JSObjectGetPrivate(object)));
2070 return internal->GetOwner();
2073 static bool ObjectiveC_Classes_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) {
2075 return objc_getClass(CYPoolCString(pool, context, property)) != Nil;
2078 static JSValueRef ObjectiveC_Classes_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2080 NSString *name(CYCastNSString(&pool, context, property));
2081 if (Class _class = NSClassFromString(name))
2082 return CYMakeInstance(context, _class, Instance::Permanent);
2086 static Class *CYCopyClassList(size_t &size) {
2087 size = objc_getClassList(NULL, 0);
2088 Class *data(reinterpret_cast<Class *>(malloc(sizeof(Class) * size)));
2091 size_t writ(objc_getClassList(data, size));
2097 Class *copy(reinterpret_cast<Class *>(realloc(data, sizeof(Class) * writ)));
2108 static void ObjectiveC_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
2110 if (Class *data = CYCopyClassList(size)) {
2111 for (size_t i(0); i != size; ++i)
2112 JSPropertyNameAccumulatorAddName(names, CYJSString(class_getName(data[i])));
2118 static JSValueRef ObjectiveC_Image_Classes_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2119 const char *internal(reinterpret_cast<const char *>(JSObjectGetPrivate(object)));
2122 const char *name(CYPoolCString(pool, context, property));
2124 const char **data(objc_copyClassNamesForImage(internal, &size));
2126 for (size_t i(0); i != size; ++i)
2127 if (strcmp(name, data[i]) == 0) {
2128 if (Class _class = objc_getClass(name)) {
2129 value = CYMakeInstance(context, _class, Instance::Permanent);
2140 static void ObjectiveC_Image_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
2141 const char *internal(reinterpret_cast<const char *>(JSObjectGetPrivate(object)));
2143 const char **data(objc_copyClassNamesForImage(internal, &size));
2144 for (size_t i(0); i != size; ++i)
2145 JSPropertyNameAccumulatorAddName(names, CYJSString(data[i]));
2149 static JSValueRef ObjectiveC_Images_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2151 const char *name(CYPoolCString(pool, context, property));
2153 const char **data(objc_copyImageNames(&size));
2154 for (size_t i(0); i != size; ++i)
2155 if (strcmp(name, data[i]) == 0) {
2164 JSObjectRef value(JSObjectMake(context, NULL, NULL));
2165 CYSetProperty(context, value, CYJSString("classes"), JSObjectMake(context, ObjectiveC_Image_Classes_, const_cast<char *>(name)));
2169 static void ObjectiveC_Images_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
2171 const char **data(objc_copyImageNames(&size));
2172 for (size_t i(0); i != size; ++i)
2173 JSPropertyNameAccumulatorAddName(names, CYJSString(data[i]));
2178 static JSValueRef ObjectiveC_Protocols_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2180 const char *name(CYPoolCString(pool, context, property));
2181 if (Protocol *protocol = objc_getProtocol(name))
2182 return CYMakeInstance(context, protocol, Instance::Permanent);
2186 static void ObjectiveC_Protocols_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
2188 Protocol **data(objc_copyProtocolList(&size));
2189 for (size_t i(0); i != size; ++i)
2190 JSPropertyNameAccumulatorAddName(names, CYJSString(protocol_getName(data[i])));
2194 static JSValueRef ObjectiveC_Constants_getProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2196 CYUTF8String name(CYPoolUTF8String(pool, context, property));
2198 return CYJSNull(context);
2202 static void ObjectiveC_Constants_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) {
2203 JSPropertyNameAccumulatorAddName(names, CYJSString("nil"));
2207 static kern_return_t CYReadMemory(task_t task, vm_address_t address, vm_size_t size, void **data) {
2208 *data = reinterpret_cast<void *>(address);
2209 return KERN_SUCCESS;
2213 std::set<Class> query_;
2214 JSContextRef context_;
2215 JSObjectRef results_;
2218 struct CYObjectStruct {
2222 static void choose_(task_t task, void *baton, unsigned type, vm_range_t *ranges, unsigned count) {
2223 CYChoice *choice(reinterpret_cast<CYChoice *>(baton));
2224 JSContextRef context(choice->context_);
2226 for (unsigned i(0); i != count; ++i) {
2227 vm_range_t &range(ranges[i]);
2228 void *data(reinterpret_cast<void *>(range.address));
2229 size_t size(range.size);
2231 if (size < sizeof(CYObjectStruct))
2234 uintptr_t *pointers(reinterpret_cast<uintptr_t *>(data));
2236 Class isa(reinterpret_cast<Class>(pointers[0] & 0x1fffffff8));
2238 Class isa(reinterpret_cast<Class>(pointers[0]));
2241 std::set<Class>::const_iterator result(choice->query_.find(isa));
2242 if (result == choice->query_.end())
2245 size_t needed(class_getInstanceSize(*result));
2246 // XXX: if (size < needed)
2248 size_t boundary(496);
2252 if (needed <= boundary && (needed + 15) / 16 * 16 != size || needed > boundary && (needed + 511) / 512 * 512 != size)
2254 CYArrayPush(context, choice->results_, CYCastJSValue(context, reinterpret_cast<id>(data)));
2258 static JSValueRef choose(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2260 throw CYJSError(context, "choose() takes a class argument");
2262 CYGarbageCollect(context);
2265 id _class(CYCastNSObject(&pool, context, arguments[0]));
2267 vm_address_t *zones(NULL);
2269 kern_return_t error(malloc_get_all_zones(0, &CYReadMemory, &zones, &size));
2270 _assert(error == KERN_SUCCESS);
2272 JSObjectRef Array(CYGetCachedObject(context, CYJSString("Array")));
2273 JSObjectRef results(_jsccall(JSObjectCallAsConstructor, context, Array, 0, NULL));
2276 choice.context_ = context;
2277 choice.results_ = results;
2280 Class *classes(CYCopyClassList(number));
2281 _assert(classes != NULL);
2283 for (size_t i(0); i != number; ++i)
2284 for (Class current(classes[i]); current != Nil; current = class_getSuperclass(current))
2285 if (current == _class) {
2286 choice.query_.insert(classes[i]);
2292 for (unsigned i(0); i != size; ++i) {
2293 const malloc_zone_t *zone(reinterpret_cast<const malloc_zone_t *>(zones[i]));
2294 if (zone == NULL || zone->introspect == NULL)
2297 zone->introspect->enumerator(mach_task_self(), &choice, MALLOC_PTR_IN_USE_RANGE_TYPE, zones[i], &CYReadMemory, &choose_);
2305 #if defined(__i386__) || defined(__x86_64__)
2306 #define OBJC_MAX_STRUCT_BY_VALUE 8
2307 static int struct_forward_array[] = {
2308 0, 0, 0, 1, 0, 1, 1, 1, 0 };
2309 #elif defined(__arm__)
2310 #define OBJC_MAX_STRUCT_BY_VALUE 1
2311 static int struct_forward_array[] = {
2313 #elif defined(__arm64__)
2316 #error missing objc-runtime-info
2320 static bool stret(ffi_type *ffi_type) {
2321 return ffi_type->type == FFI_TYPE_STRUCT && (
2322 ffi_type->size > OBJC_MAX_STRUCT_BY_VALUE ||
2323 struct_forward_array[ffi_type->size] != 0
2331 JSValueRef CYSendMessage(CYPool &pool, JSContextRef context, id self, Class _class, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize) {
2335 _class = object_getClass(self);
2339 if (objc_method *method = class_getInstanceMethod(_class, _cmd)) {
2340 imp = method_getImplementation(method);
2341 type = method_getTypeEncoding(method);
2346 if (NSMethodSignature *method = [self methodSignatureForSelector:_cmd])
2347 type = CYPoolCString(pool, context, [method _typeString]);
2353 throw CYJSError(context, "unrecognized selector %s sent to object %p", sel_getName(_cmd), self);
2360 sig::Signature signature;
2361 sig::Parse(pool, &signature, type, &Structor_);
2363 size_t used(count + 3);
2364 if (used > signature.count) {
2365 sig::Element *elements(new (pool) sig::Element[used]);
2366 memcpy(elements, signature.elements, used * sizeof(sig::Element));
2368 for (size_t index(signature.count); index != used; ++index) {
2369 sig::Element *element(&elements[index]);
2370 element->name = NULL;
2371 element->offset = _not(size_t);
2373 sig::Type *type(new (pool) sig::Type);
2374 memset(type, 0, sizeof(*type));
2375 type->primitive = sig::object_P;
2376 element->type = type;
2379 signature.elements = elements;
2380 signature.count = used;
2384 sig::sig_ffi_cif(pool, &sig::ObjectiveC, &signature, &cif);
2388 if (stret(cif.rtype))
2389 imp = class_getMethodImplementation_stret(_class, _cmd);
2392 imp = class_getMethodImplementation(_class, _cmd);
2395 void (*function)() = reinterpret_cast<void (*)()>(imp);
2396 return CYCallFunction(pool, context, 2, setup, count, arguments, initialize, &signature, &cif, function);
2399 static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[]) {
2401 throw CYJSError(context, "too few arguments to objc_msgSend");
2411 if (JSValueIsObjectOfClass(context, arguments[0], Super_)) {
2412 cy::Super *internal(reinterpret_cast<cy::Super *>(JSObjectGetPrivate((JSObjectRef) arguments[0])));
2413 self = internal->GetValue();
2414 _class = internal->class_;;
2415 uninitialized = false;
2416 } else if (CYJSValueIsNSObject(context, arguments[0])) {
2417 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate((JSObjectRef) arguments[0])));
2418 self = internal->GetValue();
2420 uninitialized = internal->IsUninitialized();
2422 internal->value_ = nil;
2424 self = CYCastNSObject(&pool, context, arguments[0]);
2426 uninitialized = false;
2430 return CYJSNull(context);
2432 _cmd = CYCastSEL(context, arguments[1]);
2434 return CYSendMessage(pool, context, self, _class, _cmd, count - 2, arguments + 2, uninitialized);
2437 static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2438 return $objc_msgSend(context, object, _this, count, arguments);
2441 static JSValueRef Selector_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2442 JSValueRef setup[count + 2];
2445 memcpy(setup + 2, arguments, sizeof(JSValueRef) * count);
2446 return $objc_msgSend(context, NULL, NULL, count + 2, setup);
2449 static JSValueRef Message_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2451 Message_privateData *internal(reinterpret_cast<Message_privateData *>(JSObjectGetPrivate(object)));
2453 // XXX: handle Instance::Uninitialized?
2454 id self(CYCastNSObject(&pool, context, _this));
2458 setup[1] = &internal->sel_;
2460 return CYCallFunction(pool, context, 2, setup, count, arguments, false, &internal->signature_, &internal->cif_, internal->GetValue());
2463 static JSObjectRef Super_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2465 throw CYJSError(context, "incorrect number of arguments to objc_super constructor");
2467 id self(CYCastNSObject(&pool, context, arguments[0]));
2468 Class _class(CYCastClass(pool, context, arguments[1]));
2469 return cy::Super::Make(context, self, _class);
2472 static JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2474 throw CYJSError(context, "incorrect number of arguments to Selector constructor");
2476 const char *name(CYPoolCString(pool, context, arguments[0]));
2477 return CYMakeSelector(context, sel_registerName(name));
2480 static JSObjectRef Instance_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2482 throw CYJSError(context, "incorrect number of arguments to Instance constructor");
2483 id self(count == 0 ? nil : CYCastPointer<id>(context, arguments[0]));
2484 return CYMakeInstance(context, self);
2487 static JSValueRef CYValue_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2488 CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(object)));
2489 return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->value_));
2492 static JSValueRef CYValue_callAsFunction_$cya(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2493 CYValue *internal(reinterpret_cast<CYValue *>(JSObjectGetPrivate(_this)));
2494 Type_privateData *typical(internal->GetType());
2499 if (typical == NULL) {
2503 type = typical->type_;
2504 ffi = typical->ffi_;
2507 return CYMakePointer(context, &internal->value_, _not(size_t), type, ffi, object);
2510 static JSValueRef FunctionInstance_getProperty_type(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2511 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
2512 const char *encoding(CYBlockEncoding(internal->GetValue()));
2513 if (encoding == NULL)
2514 return CYJSNull(context);
2515 // XXX: this should be stored on a FunctionInstance private value subclass
2517 sig::Signature signature;
2518 sig::Parse(pool, &signature, encoding, &Structor_);
2519 return CYMakeType(context, &signature);
2522 static JSValueRef Instance_getProperty_constructor(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2523 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
2524 return CYMakeInstance(context, object_getClass(internal->GetValue()), Instance::Permanent);
2527 static JSValueRef Instance_getProperty_prototype(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2528 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
2529 id self(internal->GetValue());
2530 if (!CYIsClass(self))
2531 return CYJSUndefined(context);
2532 return CYGetClassPrototype(context, self);
2535 static JSValueRef Instance_getProperty_messages(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry {
2536 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(object)));
2537 id self(internal->GetValue());
2538 if (!CYIsClass(self))
2539 return CYJSUndefined(context);
2540 return Messages::Make(context, (Class) self);
2543 static JSValueRef Instance_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2544 std::set<void *> *objects(CYCastObjects(context, _this, count, arguments));
2546 if (!CYJSValueIsNSObject(context, _this))
2549 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2550 return CYCastJSValue(context, CYJSString(context, CYCastNSCYON(internal->GetValue(), false, objects)));
2553 static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2554 if (!CYJSValueIsNSObject(context, _this))
2557 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2558 id value(internal->GetValue());
2565 key = CYCastNSString(NULL, context, CYJSString(context, arguments[0]));
2567 if (!CYImplements(value, object_getClass(value), @selector(cy$toJSON:inContext:)))
2568 return CYJSUndefined(context);
2569 else if (JSValueRef json = [value cy$toJSON:key inContext:context])
2572 return CYCastJSValue(context, CYJSString(context, [value description]));
2574 } CYCatch(NULL) return /*XXX*/ NULL; }
2576 static JSValueRef Instance_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2577 if (!CYJSValueIsNSObject(context, _this))
2580 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2581 id value(internal->GetValue());
2582 _assert(value != nil);
2584 if (![value respondsToSelector:@selector(cy$valueOfInContext:)])
2587 if (JSValueRef result = [value cy$valueOfInContext:context])
2591 } CYCatch(NULL) return /*XXX*/ NULL; }
2593 static JSValueRef Instance_callAsFunction_toPointer(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2594 if (!CYJSValueIsNSObject(context, _this))
2597 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2598 // XXX: but... but... THIS ISN'T A POINTER! :(
2599 return CYCastJSValue(context, reinterpret_cast<uintptr_t>(internal->GetValue()));
2600 } CYCatch(NULL) return /*XXX*/ NULL; }
2602 static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2603 if (!CYJSValueIsNSObject(context, _this))
2606 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2607 id value(internal->GetValue());
2610 // XXX: this seems like a stupid implementation; what if it crashes? why not use the CYONifier backend?
2611 return CYCastJSValue(context, CYJSString(context, [value description]));
2613 } CYCatch(NULL) return /*XXX*/ NULL; }
2615 static JSValueRef Class_callAsFunction_pointerTo(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2616 if (!CYJSValueIsNSObject(context, _this))
2619 Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
2620 id value(internal->GetValue());
2622 if (!CYIsClass(value))
2623 CYThrow("non-Class object cannot be used as Type");
2626 memset(&type, 0, sizeof(type));
2627 type.primitive = sig::object_P;
2628 type.name = class_getName(value);
2629 return CYMakeType(context, &type);
2630 } CYCatch(NULL) return /*XXX*/ NULL; }
2632 static JSValueRef Selector_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2633 Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
2634 return CYCastJSValue(context, sel_getName(internal->GetValue()));
2637 static JSValueRef Selector_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) {
2638 return Selector_callAsFunction_toString(context, object, _this, count, arguments, exception);
2641 static JSValueRef Selector_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2642 Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
2643 const char *name(sel_getName(internal->GetValue()));
2646 NSString *string([NSString stringWithFormat:@"@selector(%s)", name]);
2647 return CYCastJSValue(context, CYJSString(context, string));
2649 } CYCatch(NULL) return /*XXX*/ NULL; }
2651 static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
2653 throw CYJSError(context, "incorrect number of arguments to Selector.type");
2656 Selector_privateData *internal(reinterpret_cast<Selector_privateData *>(JSObjectGetPrivate(_this)));
2657 SEL sel(internal->GetValue());
2659 Class _class(_require(CYCastClass(pool, context, arguments[0])));
2660 objc_method *method(_require(class_getInstanceMethod(_class, sel)));
2661 const char *encoding(method_getTypeEncoding(method));
2663 sig::Signature signature;
2664 sig::Parse(pool, &signature, encoding, &Structor_);
2665 return CYMakeType(context, &signature);
2668 static JSStaticValue Selector_staticValues[2] = {
2669 {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete},
2670 {NULL, NULL, NULL, 0}
2673 // XXX: this is sadly duplicated in FunctionInstance_staticValues
2674 static JSStaticValue Instance_staticValues[5] = {
2675 {"constructor", &Instance_getProperty_constructor, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2676 {"messages", &Instance_getProperty_messages, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2677 {"prototype", &Instance_getProperty_prototype, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2678 {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2679 {NULL, NULL, NULL, 0}
2682 static JSStaticValue FunctionInstance_staticValues[6] = {
2683 {"type", &FunctionInstance_getProperty_type, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2684 // XXX: this is sadly a duplicate of Instance_staticValues
2685 {"constructor", &Instance_getProperty_constructor, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2686 {"messages", &Instance_getProperty_messages, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2687 {"prototype", &Instance_getProperty_prototype, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2688 {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2689 {NULL, NULL, NULL, 0}
2692 static JSStaticFunction Instance_staticFunctions[7] = {
2693 {"$cya", &CYValue_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2694 {"toCYON", &Instance_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2695 {"toJSON", &Instance_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2696 {"valueOf", &Instance_callAsFunction_valueOf, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2697 {"toPointer", &Instance_callAsFunction_toPointer, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2698 {"toString", &Instance_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2702 static JSStaticFunction Class_staticFunctions[2] = {
2703 {"pointerTo", &Class_callAsFunction_pointerTo, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2707 static JSStaticFunction Internal_staticFunctions[2] = {
2708 {"$cya", &Internal_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2712 static JSStaticFunction Selector_staticFunctions[5] = {
2713 {"toCYON", &Selector_callAsFunction_toCYON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2714 {"toJSON", &Selector_callAsFunction_toJSON, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2715 {"toString", &Selector_callAsFunction_toString, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2716 {"type", &Selector_callAsFunction_type, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete},
2721 JSValueRef NSCFType$cy$toJSON$inContext$(id self, SEL sel, JSValueRef key, JSContextRef context) { CYObjectiveTry_ {
2722 return CYCastJSValue(context, [(NSString *) CFCopyDescription((CFTypeRef) self) autorelease]);
2723 } CYObjectiveCatch }
2726 void CYObjectiveC_Initialize() { /*XXX*/ JSContextRef context(NULL); CYPoolTry {
2727 CYPool &pool(CYGetGlobalPool());
2729 Object_type = new(pool) Type_privateData(sig::object_P);
2730 Selector_type = new(pool) Type_privateData(sig::selector_P);
2732 NSArray_ = objc_getClass("NSArray");
2733 NSBlock_ = objc_getClass("NSBlock");
2734 NSDictionary_ = objc_getClass("NSDictionary");
2735 NSNumber_ = objc_getClass("NSNumber");
2736 NSString_ = objc_getClass("NSString");
2737 Object_ = objc_getClass("Object");
2740 __NSMallocBlock__ = objc_getClass("__NSMallocBlock__");
2742 // XXX: apparently, iOS now has both of these
2743 NSCFBoolean_ = objc_getClass("__NSCFBoolean");
2744 if (NSCFBoolean_ == nil)
2745 NSCFBoolean_ = objc_getClass("NSCFBoolean");
2747 NSCFType_ = objc_getClass("NSCFType");
2749 NSZombie_ = objc_getClass("_NSZombie_");
2751 NSBoolNumber_ = objc_getClass("NSBoolNumber");
2752 NSZombie_ = objc_getClass("NSZombie");
2755 JSClassDefinition definition;
2757 definition = kJSClassDefinitionEmpty;
2758 definition.className = "Instance";
2759 definition.staticValues = Instance_staticValues;
2760 definition.staticFunctions = Instance_staticFunctions;
2761 definition.hasProperty = &Instance_hasProperty;
2762 definition.getProperty = &Instance_getProperty;
2763 definition.setProperty = &Instance_setProperty;
2764 definition.deleteProperty = &Instance_deleteProperty;
2765 definition.getPropertyNames = &Instance_getPropertyNames;
2766 definition.callAsConstructor = &Instance_callAsConstructor;
2767 definition.hasInstance = &Instance_hasInstance;
2768 definition.finalize = &CYFinalize;
2769 Instance_ = JSClassCreate(&definition);
2771 definition.className = "ArrayInstance";
2772 ArrayInstance_ = JSClassCreate(&definition);
2774 definition.className = "BooleanInstance";
2775 BooleanInstance_ = JSClassCreate(&definition);
2777 definition.className = "NumberInstance";
2778 NumberInstance_ = JSClassCreate(&definition);
2780 definition.className = "ObjectInstance";
2781 ObjectInstance_ = JSClassCreate(&definition);
2783 definition.className = "StringInstance";
2784 StringInstance_ = JSClassCreate(&definition);
2786 definition.className = "FunctionInstance";
2787 definition.staticValues = FunctionInstance_staticValues;
2788 definition.callAsFunction = &FunctionInstance_callAsFunction;
2789 FunctionInstance_ = JSClassCreate(&definition);
2791 definition = kJSClassDefinitionEmpty;
2792 definition.className = "Class";
2793 definition.staticFunctions = Class_staticFunctions;
2794 Class_ = JSClassCreate(&definition);
2796 definition = kJSClassDefinitionEmpty;
2797 definition.className = "Internal";
2798 definition.staticFunctions = Internal_staticFunctions;
2799 definition.hasProperty = &Internal_hasProperty;
2800 definition.getProperty = &Internal_getProperty;
2801 definition.setProperty = &Internal_setProperty;
2802 definition.getPropertyNames = &Internal_getPropertyNames;
2803 definition.finalize = &CYFinalize;
2804 Internal_ = JSClassCreate(&definition);
2806 definition = kJSClassDefinitionEmpty;
2807 definition.className = "Message";
2808 definition.staticFunctions = cy::Functor::StaticFunctions;
2809 definition.staticValues = cy::Functor::StaticValues;
2810 definition.callAsFunction = &Message_callAsFunction;
2811 definition.finalize = &CYFinalize;
2812 Message_ = JSClassCreate(&definition);
2814 definition = kJSClassDefinitionEmpty;
2815 definition.className = "Messages";
2816 definition.hasProperty = &Messages_hasProperty;
2817 definition.getProperty = &Messages_getProperty;
2818 definition.setProperty = &Messages_setProperty;
2819 definition.getPropertyNames = &Messages_getPropertyNames;
2820 definition.finalize = &CYFinalize;
2821 Messages_ = JSClassCreate(&definition);
2823 definition = kJSClassDefinitionEmpty;
2824 definition.className = "Selector";
2825 definition.staticValues = Selector_staticValues;
2826 definition.staticFunctions = Selector_staticFunctions;
2827 definition.callAsFunction = &Selector_callAsFunction;
2828 definition.finalize = &CYFinalize;
2829 Selector_ = JSClassCreate(&definition);
2831 definition = kJSClassDefinitionEmpty;
2832 definition.className = "Super";
2833 definition.staticFunctions = Internal_staticFunctions;
2834 definition.finalize = &CYFinalize;
2835 Super_ = JSClassCreate(&definition);
2837 definition = kJSClassDefinitionEmpty;
2838 definition.className = "ObjectiveC::Classes";
2839 definition.hasProperty = &ObjectiveC_Classes_hasProperty;
2840 definition.getProperty = &ObjectiveC_Classes_getProperty;
2841 definition.getPropertyNames = &ObjectiveC_Classes_getPropertyNames;
2842 ObjectiveC_Classes_ = JSClassCreate(&definition);
2844 definition = kJSClassDefinitionEmpty;
2845 definition.className = "ObjectiveC::Constants";
2846 definition.getProperty = &ObjectiveC_Constants_getProperty;
2847 definition.getPropertyNames = &ObjectiveC_Constants_getPropertyNames;
2848 ObjectiveC_Constants_ = JSClassCreate(&definition);
2851 definition = kJSClassDefinitionEmpty;
2852 definition.className = "ObjectiveC::Images";
2853 definition.getProperty = &ObjectiveC_Images_getProperty;
2854 definition.getPropertyNames = &ObjectiveC_Images_getPropertyNames;
2855 ObjectiveC_Images_ = JSClassCreate(&definition);
2857 definition = kJSClassDefinitionEmpty;
2858 definition.className = "ObjectiveC::Image::Classes";
2859 definition.getProperty = &ObjectiveC_Image_Classes_getProperty;
2860 definition.getPropertyNames = &ObjectiveC_Image_Classes_getPropertyNames;
2861 ObjectiveC_Image_Classes_ = JSClassCreate(&definition);
2864 definition = kJSClassDefinitionEmpty;
2865 definition.className = "ObjectiveC::Protocols";
2866 definition.getProperty = &ObjectiveC_Protocols_getProperty;
2867 definition.getPropertyNames = &ObjectiveC_Protocols_getPropertyNames;
2868 ObjectiveC_Protocols_ = JSClassCreate(&definition);
2871 class_addMethod(NSCFType_, @selector(cy$toJSON:inContext:), reinterpret_cast<IMP>(&NSCFType$cy$toJSON$inContext$),
2872 // XXX: this is horrible; there has to be a better way to do this
2874 "^{OpaqueJSValue=}32@0:8@16^{OpaqueJSContext=}24"
2876 "^{OpaqueJSValue=}16@0:4@8^{OpaqueJSContext=}12"
2882 void CYObjectiveC_SetupContext(JSContextRef context) { CYPoolTry {
2883 JSObjectRef global(CYGetGlobalObject(context));
2884 JSObjectRef cy(CYCastJSObject(context, CYGetProperty(context, global, cy_s)));
2885 JSObjectRef cycript(CYCastJSObject(context, CYGetProperty(context, global, CYJSString("Cycript"))));
2886 JSObjectRef all(CYCastJSObject(context, CYGetProperty(context, cycript, CYJSString("all"))));
2887 JSObjectRef alls(CYCastJSObject(context, CYGetProperty(context, cycript, CYJSString("alls"))));
2889 JSObjectRef ObjectiveC(JSObjectMake(context, NULL, NULL));
2890 CYSetProperty(context, cycript, CYJSString("ObjectiveC"), ObjectiveC);
2892 JSObjectRef protocols(JSObjectMake(context, ObjectiveC_Protocols_, NULL));
2893 CYSetProperty(context, ObjectiveC, CYJSString("protocols"), protocols);
2894 CYArrayPush(context, alls, protocols);
2896 JSObjectRef classes(JSObjectMake(context, ObjectiveC_Classes_, NULL));
2897 CYSetProperty(context, ObjectiveC, CYJSString("classes"), classes);
2898 CYArrayPush(context, alls, classes);
2900 JSObjectRef constants(JSObjectMake(context, ObjectiveC_Constants_, NULL));
2901 CYSetProperty(context, ObjectiveC, CYJSString("constants"), constants);
2902 CYArrayPush(context, alls, constants);
2905 CYSetProperty(context, ObjectiveC, CYJSString("images"), JSObjectMake(context, ObjectiveC_Images_, NULL));
2908 JSObjectRef Class(JSObjectMakeConstructor(context, Class_, NULL));
2909 JSObjectRef Instance(JSObjectMakeConstructor(context, Instance_, &Instance_new));
2910 JSObjectRef Message(JSObjectMakeConstructor(context, Message_, NULL));
2911 JSObjectRef Selector(JSObjectMakeConstructor(context, Selector_, &Selector_new));
2912 JSObjectRef Super(JSObjectMakeConstructor(context, Super_, &Super_new));
2914 JSObjectRef Instance_prototype(CYCastJSObject(context, CYGetProperty(context, Instance, prototype_s)));
2915 CYSetProperty(context, cy, CYJSString("Instance_prototype"), Instance_prototype);
2917 JSObjectRef ArrayInstance(JSObjectMakeConstructor(context, ArrayInstance_, NULL));
2918 JSObjectRef ArrayInstance_prototype(CYCastJSObject(context, CYGetProperty(context, ArrayInstance, prototype_s)));
2919 CYSetProperty(context, cy, CYJSString("ArrayInstance_prototype"), ArrayInstance_prototype);
2920 JSObjectRef Array_prototype(CYGetCachedObject(context, CYJSString("Array_prototype")));
2921 CYSetPrototype(context, ArrayInstance_prototype, Array_prototype);
2923 JSObjectRef BooleanInstance(JSObjectMakeConstructor(context, BooleanInstance_, NULL));
2924 JSObjectRef BooleanInstance_prototype(CYCastJSObject(context, CYGetProperty(context, BooleanInstance, prototype_s)));
2925 CYSetProperty(context, cy, CYJSString("BooleanInstance_prototype"), BooleanInstance_prototype);
2926 JSObjectRef Boolean_prototype(CYGetCachedObject(context, CYJSString("Boolean_prototype")));
2927 CYSetPrototype(context, BooleanInstance_prototype, Boolean_prototype);
2929 JSObjectRef FunctionInstance(JSObjectMakeConstructor(context, FunctionInstance_, NULL));
2930 JSObjectRef FunctionInstance_prototype(CYCastJSObject(context, CYGetProperty(context, FunctionInstance, prototype_s)));
2931 CYSetProperty(context, cy, CYJSString("FunctionInstance_prototype"), FunctionInstance_prototype);
2932 JSObjectRef Function_prototype(CYGetCachedObject(context, CYJSString("Function_prototype")));
2933 CYSetPrototype(context, FunctionInstance_prototype, Function_prototype);
2935 JSObjectRef NumberInstance(JSObjectMakeConstructor(context, NumberInstance_, NULL));
2936 JSObjectRef NumberInstance_prototype(CYCastJSObject(context, CYGetProperty(context, NumberInstance, prototype_s)));
2937 CYSetProperty(context, cy, CYJSString("NumberInstance_prototype"), NumberInstance_prototype);
2938 JSObjectRef Number_prototype(CYGetCachedObject(context, CYJSString("Number_prototype")));
2939 CYSetPrototype(context, NumberInstance_prototype, Number_prototype);
2941 JSObjectRef ObjectInstance(JSObjectMakeConstructor(context, ObjectInstance_, NULL));
2942 JSObjectRef ObjectInstance_prototype(CYCastJSObject(context, CYGetProperty(context, ObjectInstance, prototype_s)));
2943 CYSetProperty(context, cy, CYJSString("ObjectInstance_prototype"), ObjectInstance_prototype);
2944 JSObjectRef Object_prototype(CYGetCachedObject(context, CYJSString("Object_prototype")));
2945 CYSetPrototype(context, ObjectInstance_prototype, Object_prototype);
2947 JSObjectRef StringInstance(JSObjectMakeConstructor(context, StringInstance_, NULL));
2948 JSObjectRef StringInstance_prototype(CYCastJSObject(context, CYGetProperty(context, StringInstance, prototype_s)));
2949 CYSetProperty(context, cy, CYJSString("StringInstance_prototype"), StringInstance_prototype);
2950 JSObjectRef String_prototype(CYGetCachedObject(context, CYJSString("String_prototype")));
2951 CYSetPrototype(context, StringInstance_prototype, String_prototype);
2953 JSObjectRef Class_prototype(CYCastJSObject(context, CYGetProperty(context, Class, prototype_s)));
2954 CYSetProperty(context, cy, CYJSString("Class_prototype"), Class_prototype);
2955 CYSetPrototype(context, Class_prototype, Instance_prototype);
2957 CYSetProperty(context, cycript, CYJSString("Instance"), Instance);
2958 CYSetProperty(context, cycript, CYJSString("Selector"), Selector);
2959 CYSetProperty(context, cycript, CYJSString("objc_super"), Super);
2961 JSObjectRef box(JSObjectMakeFunctionWithCallback(context, CYJSString("box"), &Instance_box_callAsFunction));
2962 CYSetProperty(context, Instance, CYJSString("box"), box, kJSPropertyAttributeDontEnum);
2965 CYSetProperty(context, all, CYJSString("choose"), &choose, kJSPropertyAttributeDontEnum);
2968 CYSetProperty(context, all, CYJSString("objc_msgSend"), &$objc_msgSend, kJSPropertyAttributeDontEnum);
2970 CYSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Message, prototype_s)), Function_prototype);
2971 CYSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Selector, prototype_s)), Function_prototype);
2974 static void *CYObjectiveC_CastSymbol(const char *name) {
2976 #ifdef __GNU_LIBOBJC__
2977 else if (strcmp(name, "object_getClass") == 0)
2978 return reinterpret_cast<void *>(&object_getClass);
2983 static CYHook CYObjectiveCHook = {
2984 &CYObjectiveC_ExecuteStart,
2985 &CYObjectiveC_ExecuteEnd,
2986 &CYObjectiveC_CallFunction,
2987 &CYObjectiveC_Initialize,
2988 &CYObjectiveC_SetupContext,
2989 &CYObjectiveC_PoolFFI,
2990 &CYObjectiveC_FromFFI,
2991 &CYObjectiveC_CastSymbol,
2994 CYRegisterHook CYObjectiveC(&CYObjectiveCHook);
2996 extern "C" void CydgetSetupContext(JSGlobalContextRef context) { CYObjectiveTry_ {
2997 CYSetupContext(context);
2998 } CYObjectiveCatch }
3000 extern "C" void CydgetMemoryParse(const uint16_t **data, size_t *size) { try {
3003 CYUTF8String utf8(CYPoolUTF8String(pool, CYUTF16String(*data, *size)));
3004 CYStream stream(utf8.data, utf8.data + utf8.size);
3005 utf8 = CYPoolCode(pool, stream);
3007 CYUTF16String utf16(CYPoolUTF16String(pool, CYUTF8String(utf8.data, utf8.size)));
3008 size_t bytes(utf16.size * sizeof(uint16_t));
3009 uint16_t *copy(reinterpret_cast<uint16_t *>(malloc(bytes)));
3010 memcpy(copy, utf16.data, bytes);
3014 } catch (const CYException &exception) {
3016 @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"%s", exception.PoolCString(pool)] userInfo:nil];