/* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2013 Jay Freeman (saurik)
+ * Copyright (C) 2009-2014 Jay Freeman (saurik)
*/
-/* GNU General Public License, Version 3 {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
/*
- * Cycript is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published
- * by the Free Software Foundation, either version 3 of the License,
- * or (at your option) any later version.
- *
- * Cycript is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Cycript. If not, see <http://www.gnu.org/licenses/>.
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
**/
/* }}} */
} return value; \
}
+#define _oassert(test) \
+ if (!(test)) \
+ @throw [NSException exceptionWithName:NSInternalInconsistencyException reason:@"_assert(" #test ")" userInfo:nil];
+
#ifndef __APPLE__
#define class_getSuperclass GSObjCSuper
#define class_getInstanceVariable GSCGetInstanceVariableDefinition
static Class NSCFType_;
static Class NSGenericDeallocHandler_;
static Class NSZombie_;
-
-static std::set<Class> banned_;
#else
static Class NSBoolNumber_;
#endif
prototype = CYGetClassPrototype(context, class_getSuperclass(self), meta);
JSObjectRef object(JSObjectMake(context, _class, NULL));
- JSObjectSetPrototype(context, object, prototype);
+ CYSetPrototype(context, object, prototype);
CYSetProperty(context, cy, name, object);
return object;
JSObjectRef Messages::Make(JSContextRef context, Class _class) {
JSObjectRef value(JSObjectMake(context, Messages_, new Messages(_class)));
if (Class super = class_getSuperclass(_class))
- JSObjectSetPrototype(context, value, Messages::Make(context, super));
+ CYSetPrototype(context, value, Messages::Make(context, super));
return value;
}
JSObjectRef Instance::Make(JSContextRef context, id object, Flags flags) {
JSObjectRef value(JSObjectMake(context, CYIsKindOfClass(object, NSBlock_) ? FunctionInstance_ : Instance_, new Instance(object, flags)));
- JSObjectSetPrototype(context, value, CYGetClassPrototype(context, object_getClass(object)));
+ CYSetPrototype(context, value, CYGetClassPrototype(context, object_getClass(object)));
return value;
}
- (JSType) cy$JSType;
- (JSValueRef) cy$toJSON:(NSString *)key inContext:(JSContextRef)context;
-- (NSString *) cy$toCYON:(bool)objective;
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects;
- (bool) cy$hasProperty:(NSString *)name;
- (NSObject *) cy$getProperty:(NSString *)name;
- (JSValueRef) cy$valueOfInContext:(JSContextRef)context;
@end
-NSString *CYCastNSCYON(id value, bool objective) {
+NSString *CYCastNSCYON(id value, bool objective, std::set<void *> &objects) {
NSString *string;
if (value == nil)
string = @"nil";
else {
Class _class(object_getClass(value));
- SEL sel(@selector(cy$toCYON:));
+ SEL sel(@selector(cy$toCYON:inSet:));
- if (objc_method *toCYON = class_getInstanceMethod(_class, sel))
- string = reinterpret_cast<NSString *(*)(id, SEL, bool)>(method_getImplementation(toCYON))(value, sel, objective);
+ if (class_isMetaClass(_class)) {
+ const char *name(class_getName(value));
+ if (class_isMetaClass(value))
+ string = [NSString stringWithFormat:@"object_getClass(%s)", name];
+ else
+ string = [NSString stringWithUTF8String:name];
+ } else if (objc_method *toCYON = class_getInstanceMethod(_class, sel))
+ string = reinterpret_cast<NSString *(*)(id, SEL, bool, std::set<void *> &)>(method_getImplementation(toCYON))(value, sel, objective, objects);
else if (objc_method *methodSignatureForSelector = class_getInstanceMethod(_class, @selector(methodSignatureForSelector:))) {
if (reinterpret_cast<NSMethodSignature *(*)(id, SEL, SEL)>(method_getImplementation(methodSignatureForSelector))(value, @selector(methodSignatureForSelector:), sel) != nil)
- string = [value cy$toCYON:objective];
+ string = [value cy$toCYON:objective inSet:objects];
else goto fail;
} else fail: {
if (false);
#ifdef __APPLE__
- else if (value == NSZombie_)
- string = @"_NSZombie_";
else if (_class == NSZombie_)
string = [NSString stringWithFormat:@"<_NSZombie_: %p>", value];
- // XXX: frowny /in/ the pants
- else if (banned_.find(value) != banned_.end())
- string = nil;
#endif
else
string = [NSString stringWithFormat:@"%@", value];
return string;
}
+NSString *CYCastNSCYON(id value, bool objective, std::set<void *> *objects) {
+ if (objects != NULL)
+ return CYCastNSCYON(value, objective, *objects);
+ else {
+ std::set<void *> objects;
+ return CYCastNSCYON(value, objective, objects);
+ }
+}
+
#ifdef __APPLE__
struct PropertyAttributes {
CYPool pool_;
return [[self mutableCopy] autorelease];
}
-- (NSString *) cy$toCYON:(bool)objective {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
+ _oassert(objects.insert(self).second);
+
NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
[json appendString:@"@["];
else
comma = true;
if (object == nil || [object cy$JSType] != kJSTypeUndefined)
- [json appendString:CYCastNSCYON(object, true)];
+ [json appendString:CYCastNSCYON(object, true, objects)];
else {
[json appendString:@","];
comma = false;
return kJSTypeBoolean;
}
-- (NSString *) cy$toCYON:(bool)objective {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
NSString *value([self boolValue] ? @"true" : @"false");
return objective ? value : [NSString stringWithFormat:@"@%@", value];
}
return [[self mutableCopy] autorelease];
}
-- (NSString *) cy$toCYON:(bool)objective {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
+ _oassert(objects.insert(self).second);
+
NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
[json appendString:@"@{"];
[json appendString:@","];
else
comma = true;
- [json appendString:CYCastNSCYON(key, true)];
+ [json appendString:CYCastNSCYON(key, true, objects)];
[json appendString:@":"];
NSObject *object([self objectForKey:key]);
- [json appendString:CYCastNSCYON(object, true)];
+ [json appendString:CYCastNSCYON(object, true, objects)];
}
[json appendString:@"}"];
return kJSTypeNumber;
}
-- (NSString *) cy$toCYON:(bool)objective {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
NSString *value([self cy$JSType] != kJSTypeBoolean ? [self stringValue] : [self boolValue] ? @"true" : @"false");
return objective ? value : [NSString stringWithFormat:@"@%@", value];
}
return kJSTypeNull;
}
-- (NSString *) cy$toCYON:(bool)objective {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
NSString *value(@"null");
return objective ? value : [NSString stringWithFormat:@"@%@", value];
}
return kJSTypeObject;
}
-- (NSString *) cy$toCYON:(bool)objective {
- return [@"#" stringByAppendingString:[[self description] cy$toCYON:true]];
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
+ return [@"#" stringByAppendingString:[[self description] cy$toCYON:true inSet:objects]];
}
- (bool) cy$hasProperty:(NSString *)name {
/* Bridge: NSProxy {{{ */
@implementation NSProxy (Cycript)
-- (NSString *) cy$toCYON:(bool)objective {
- return [[self description] cy$toCYON:objective];
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
+ return [[self description] cy$toCYON:objective inSet:objects];
}
@end
/* Bridge: NSSet {{{ */
@implementation NSSet (Cycript)
-- (NSString *) cy$toCYON:(bool)objective {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
+ _oassert(objects.insert(self).second);
+
NSMutableString *json([[[NSMutableString alloc] init] autorelease]);
[json appendString:@"[NSSet setWithArray:"];
- [json appendString:CYCastNSCYON([self allObjects], true)];
+ [json appendString:CYCastNSCYON([self allObjects], true, objects)];
[json appendString:@"]]"];
return json;
}
return kJSTypeString;
}
-- (NSString *) cy$toCYON:(bool)objective {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
std::ostringstream str;
if (!objective)
str << '@';
return kJSTypeUndefined;
}
-- (NSString *) cy$toCYON:(bool)objective {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects {
NSString *value(@"undefined");
return value; // XXX: maybe use the below code, adding @undefined?
//return objective ? value : [NSString stringWithFormat:@"@%@", value];
[super dealloc];
} CYObjectiveCatch }
-- (NSString *) cy$toCYON:(bool)objective { CYObjectiveTry {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects { CYObjectiveTry {
CYPool pool;
- const char *cyon(CYPoolCCYON(pool, context, object_));
+ const char *cyon(CYPoolCCYON(pool, context, object_, objects));
if (cyon == NULL)
- return [super cy$toCYON:objective];
+ return [super cy$toCYON:objective inSet:objects];
else
return [NSString stringWithUTF8String:cyon];
} CYObjectiveCatch }
@implementation CYJSArray
-- (NSString *) cy$toCYON:(bool)objective { CYObjectiveTry {
+- (NSString *) cy$toCYON:(bool)objective inSet:(std::set<void *> &)objects { CYObjectiveTry {
CYPool pool;
- return [NSString stringWithUTF8String:CYPoolCCYON(pool, context, object_)];
+ return [NSString stringWithUTF8String:CYPoolCCYON(pool, context, object_, objects)];
} CYObjectiveCatch }
- (id) initWithJSObject:(JSObjectRef)object inContext:(JSContextRef)context { CYObjectiveTry_ {
uintptr_t mask((1 << length) - 1);
return CYCastJSValue(context, (field >> shift) & mask);
} else {
- Type_privateData type(pool, ivar_getTypeEncoding(ivar));
- return CYFromFFI(context, type.type_, type.GetFFI(), data);
+ auto type(new(pool) Type_privateData(ivar_getTypeEncoding(ivar)));
+ return CYFromFFI(context, type->type_, type->GetFFI(), data);
}
}
uintptr_t mask((1 << length) - 1);
field = field & ~(mask << shift) | (uintptr_t(CYCastDouble(context, value)) & mask) << shift;
} else {
- Type_privateData type(pool, ivar_getTypeEncoding(ivar));
- CYPoolFFI(&pool, context, type.type_, type.GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar), value);
+ auto type(new(pool) Type_privateData(ivar_getTypeEncoding(ivar)));
+ CYPoolFFI(&pool, context, type->type_, type->GetFFI(), reinterpret_cast<uint8_t *>(self) + ivar_getOffset(ivar), value);
return true;
}
}
} CYCatch(NULL) }
static JSValueRef Instance_callAsFunction_toCYON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
+ std::set<void *> *objects(CYCastObjects(context, _this, count, arguments));
+
if (!CYJSValueIsNSObject(context, _this))
return NULL;
Instance *internal(reinterpret_cast<Instance *>(JSObjectGetPrivate(_this)));
- return CYCastJSValue(context, CYJSString(context, CYCastNSCYON(internal->GetValue(), false)));
+ return CYCastJSValue(context, CYJSString(context, CYCastNSCYON(internal->GetValue(), false, objects)));
} CYCatch(NULL) }
static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
if (!CYIsClass(value))
CYThrow("non-Class object cannot be used as Type");
- // XXX: this is a very silly implementation
-
- std::ostringstream type;
- type << "@\"";
- type << class_getName(value);
- type << "\"";
-
- CYPoolTry {
- return CYMakeType(context, type.str().c_str());
- } CYPoolCatch(NULL)
+ sig::Type type;
+ memset(&type, 0, sizeof(type));
+ type.primitive = sig::object_P;
+ type.name = class_getName(value);
+ return CYMakeType(context, &type);
} CYCatch(NULL) return /*XXX*/ NULL; }
static JSValueRef Selector_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry {
CYPool &pool(CYGetGlobalPool());
- Object_type = new(pool) Type_privateData("@");
- Selector_type = new(pool) Type_privateData(":");
+ Object_type = new(pool) Type_privateData(sig::object_P);
+ Selector_type = new(pool) Type_privateData(sig::selector_P);
NSArray_ = objc_getClass("NSArray");
NSBlock_ = objc_getClass("NSBlock");
NSCFType_ = objc_getClass("NSCFType");
NSZombie_ = objc_getClass("_NSZombie_");
-
- banned_.insert(Object_);
- banned_.insert(objc_getClass("__NSAtom"));
- banned_.insert(objc_getClass("__NSGenericDeallocHandler"));
- banned_.insert(objc_getClass("NSMessageBuilder"));
- banned_.insert(objc_getClass("__NSMessageBuilder"));
#else
NSBoolNumber_ = objc_getClass("NSBoolNumber");
#endif
ObjectiveC_Protocols_ = JSClassCreate(&definition);
#ifdef __APPLE__
-// XXX: this is horrible; there has to be a better way to do this
-#ifdef __LP64__
- class_addMethod(NSCFType_, @selector(cy$toJSON:inContext:), reinterpret_cast<IMP>(&NSCFType$cy$toJSON$inContext$), "^{OpaqueJSValue=}32@0:8@16^{OpaqueJSContext=}24");
-#else
- class_addMethod(NSCFType_, @selector(cy$toJSON:inContext:), reinterpret_cast<IMP>(&NSCFType$cy$toJSON$inContext$), "^{OpaqueJSValue=}16@0:4@8^{OpaqueJSContext=}12");
-#endif
+ class_addMethod(NSCFType_, @selector(cy$toJSON:inContext:), reinterpret_cast<IMP>(&NSCFType$cy$toJSON$inContext$),
+ // XXX: this is horrible; there has to be a better way to do this
+ #ifdef __LP64__
+ "^{OpaqueJSValue=}32@0:8@16^{OpaqueJSContext=}24"
+ #else
+ "^{OpaqueJSValue=}16@0:4@8^{OpaqueJSContext=}12"
+ #endif
+ );
#endif
} CYPoolCatch() }
JSObjectRef ArrayInstance_prototype(CYCastJSObject(context, CYGetProperty(context, ArrayInstance, prototype_s)));
CYSetProperty(context, cy, CYJSString("ArrayInstance_prototype"), ArrayInstance_prototype);
JSObjectRef Array_prototype(CYGetCachedObject(context, CYJSString("Array_prototype")));
- JSObjectSetPrototype(context, ArrayInstance_prototype, Array_prototype);
+ CYSetPrototype(context, ArrayInstance_prototype, Array_prototype);
JSObjectRef BooleanInstance(JSObjectMakeConstructor(context, BooleanInstance_, NULL));
JSObjectRef BooleanInstance_prototype(CYCastJSObject(context, CYGetProperty(context, BooleanInstance, prototype_s)));
CYSetProperty(context, cy, CYJSString("BooleanInstance_prototype"), BooleanInstance_prototype);
JSObjectRef Boolean_prototype(CYGetCachedObject(context, CYJSString("Boolean_prototype")));
- JSObjectSetPrototype(context, BooleanInstance_prototype, Boolean_prototype);
+ CYSetPrototype(context, BooleanInstance_prototype, Boolean_prototype);
JSObjectRef FunctionInstance(JSObjectMakeConstructor(context, FunctionInstance_, NULL));
JSObjectRef FunctionInstance_prototype(CYCastJSObject(context, CYGetProperty(context, FunctionInstance, prototype_s)));
CYSetProperty(context, cy, CYJSString("FunctionInstance_prototype"), FunctionInstance_prototype);
JSObjectRef Function_prototype(CYGetCachedObject(context, CYJSString("Function_prototype")));
- JSObjectSetPrototype(context, FunctionInstance_prototype, Function_prototype);
+ CYSetPrototype(context, FunctionInstance_prototype, Function_prototype);
JSObjectRef NumberInstance(JSObjectMakeConstructor(context, NumberInstance_, NULL));
JSObjectRef NumberInstance_prototype(CYCastJSObject(context, CYGetProperty(context, NumberInstance, prototype_s)));
CYSetProperty(context, cy, CYJSString("NumberInstance_prototype"), NumberInstance_prototype);
JSObjectRef Number_prototype(CYGetCachedObject(context, CYJSString("Number_prototype")));
- JSObjectSetPrototype(context, NumberInstance_prototype, Number_prototype);
+ CYSetPrototype(context, NumberInstance_prototype, Number_prototype);
JSObjectRef ObjectInstance(JSObjectMakeConstructor(context, ObjectInstance_, NULL));
JSObjectRef ObjectInstance_prototype(CYCastJSObject(context, CYGetProperty(context, ObjectInstance, prototype_s)));
CYSetProperty(context, cy, CYJSString("ObjectInstance_prototype"), ObjectInstance_prototype);
JSObjectRef Object_prototype(CYGetCachedObject(context, CYJSString("Object_prototype")));
- JSObjectSetPrototype(context, ObjectInstance_prototype, Object_prototype);
+ CYSetPrototype(context, ObjectInstance_prototype, Object_prototype);
JSObjectRef StringInstance(JSObjectMakeConstructor(context, StringInstance_, NULL));
JSObjectRef StringInstance_prototype(CYCastJSObject(context, CYGetProperty(context, StringInstance, prototype_s)));
CYSetProperty(context, cy, CYJSString("StringInstance_prototype"), StringInstance_prototype);
JSObjectRef String_prototype(CYGetCachedObject(context, CYJSString("String_prototype")));
- JSObjectSetPrototype(context, StringInstance_prototype, String_prototype);
+ CYSetPrototype(context, StringInstance_prototype, String_prototype);
JSObjectRef Class_prototype(CYCastJSObject(context, CYGetProperty(context, Class, prototype_s)));
CYSetProperty(context, cy, CYJSString("Class_prototype"), Class_prototype);
- JSObjectSetPrototype(context, Class_prototype, Instance_prototype);
+ CYSetPrototype(context, Class_prototype, Instance_prototype);
CYSetProperty(context, cycript, CYJSString("Instance"), Instance);
CYSetProperty(context, cycript, CYJSString("Selector"), Selector);
CYSetProperty(context, all, CYJSString("objc_msgSend"), &$objc_msgSend, kJSPropertyAttributeDontEnum);
- JSObjectSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Message, prototype_s)), Function_prototype);
- JSObjectSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Selector, prototype_s)), Function_prototype);
+ CYSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Message, prototype_s)), Function_prototype);
+ CYSetPrototype(context, CYCastJSObject(context, CYGetProperty(context, Selector, prototype_s)), Function_prototype);
} CYPoolCatch() }
-static CYHooks CYObjectiveCHooks = {
+static CYHook CYObjectiveCHook = {
&CYObjectiveC_ExecuteStart,
&CYObjectiveC_ExecuteEnd,
&CYObjectiveC_CallFunction,
&CYObjectiveC_FromFFI,
};
-struct CYObjectiveC {
- CYObjectiveC() {
- hooks_ = &CYObjectiveCHooks;
- // XXX: evil magic juju to make this actually take effect on a Mac when compiled with autoconf/libtool doom!
- _assert(hooks_ != NULL);
- }
-} CYObjectiveC;
+CYRegisterHook CYObjectiveC(&CYObjectiveCHook);
extern "C" void CydgetSetupContext(JSGlobalContextRef context) { CYObjectiveTry_ {
CYSetupContext(context);
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