X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/489b8a0a6656251c7610bdccd1557938faa3a424..fe3189de0468ef6e507e999ac900151e5aeee826:/ObjectiveC/Library.mm diff --git a/ObjectiveC/Library.mm b/ObjectiveC/Library.mm index e94e797..5873277 100644 --- a/ObjectiveC/Library.mm +++ b/ObjectiveC/Library.mm @@ -1,28 +1,24 @@ /* Cycript - Optimizing JavaScript Compiler/Runtime - * Copyright (C) 2009-2012 Jay Freeman (saurik) + * Copyright (C) 2009-2013 Jay Freeman (saurik) */ -/* GNU Lesser General Public License, Version 3 {{{ */ +/* GNU General Public License, Version 3 {{{ */ /* - * Cycript is free software: you can redistribute it and/or modify it under - * the terms of the GNU Lesser 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 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 MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public - * License for more details. + * Cycript 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 Lesser General Public License + * You should have received a copy of the GNU General Public License * along with Cycript. If not, see . **/ /* }}} */ -#ifdef __APPLE__ -#include "Struct.hpp" -#endif - #include #include "ObjectiveC/Internal.hpp" @@ -128,6 +124,41 @@ static void (*$objc_setAssociatedObject)(id object, void *key, id value, objc_As static id (*$objc_getAssociatedObject)(id object, void *key); static void (*$objc_removeAssociatedObjects)(id object); +struct BlockLiteral { + Class isa; + int flags; + int reserved; + void (*invoke)(void *, ...); + void *descriptor; +}; + +struct BlockDescriptor1 { + unsigned long int reserved; + unsigned long int size; +}; + +struct BlockDescriptor2 { + void (*copy_helper)(BlockLiteral *dst, BlockLiteral *src); + void (*dispose_helper)(BlockLiteral *src); +}; + +struct BlockDescriptor3 { + const char *signature; + const char *layout; +}; + +enum { + BLOCK_DEALLOCATING = 0x0001, + BLOCK_REFCOUNT_MASK = 0xfffe, + BLOCK_NEEDS_FREE = 1 << 24, + BLOCK_HAS_COPY_DISPOSE = 1 << 25, + BLOCK_HAS_CTOR = 1 << 26, + BLOCK_IS_GC = 1 << 27, + BLOCK_IS_GLOBAL = 1 << 28, + BLOCK_HAS_STRET = 1 << 29, + BLOCK_HAS_SIGNATURE = 1 << 30, +}; + JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, Class super, SEL _cmd, size_t count, const JSValueRef arguments[], bool initialize, JSValueRef *exception); /* Objective-C Pool Release {{{ */ @@ -246,6 +277,7 @@ static JSClassRef FunctionInstance_; static JSClassRef ObjectInstance_; static JSClassRef StringInstance_; +static JSClassRef Class_; static JSClassRef Internal_; static JSClassRef Message_; static JSClassRef Messages_; @@ -290,9 +322,11 @@ Type_privateData *Selector_privateData::GetType() const { static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception); -JSValueRef CYGetClassPrototype(JSContextRef context, id self) { +JSValueRef CYGetClassPrototype(JSContextRef context, Class self, bool meta) { if (self == nil) return CYGetCachedObject(context, CYJSString("Instance_prototype")); + else if (meta && !class_isMetaClass(self)) + return CYGetCachedObject(context, CYJSString("Class_prototype")); JSObjectRef global(CYGetGlobalObject(context)); JSObjectRef cy(CYCastJSObject(context, CYGetProperty(context, global, cy_s))); @@ -317,7 +351,7 @@ JSValueRef CYGetClassPrototype(JSContextRef context, id self) { else if (self == NSString_) prototype = CYGetCachedObject(context, CYJSString("StringInstance_prototype")); else - prototype = CYGetClassPrototype(context, class_getSuperclass(self)); + prototype = CYGetClassPrototype(context, class_getSuperclass(self), meta); JSObjectRef object(JSObjectMake(context, _class, NULL)); JSObjectSetPrototype(context, object, prototype); @@ -326,6 +360,10 @@ JSValueRef CYGetClassPrototype(JSContextRef context, id self) { return object; } +_finline JSValueRef CYGetClassPrototype(JSContextRef context, Class self) { + return CYGetClassPrototype(context, self, class_isMetaClass(self)); +} + JSObjectRef Messages::Make(JSContextRef context, Class _class) { JSObjectRef value(JSObjectMake(context, Messages_, new Messages(_class))); if (Class super = class_getSuperclass(_class)) @@ -395,6 +433,7 @@ JSObjectRef CYMakeInstance(JSContextRef context, id object, bool transient) { - (bool) cy$hasProperty:(NSString *)name; - (NSObject *) cy$getProperty:(NSString *)name; +- (JSValueRef) cy$getProperty:(NSString *)name inContext:(JSContextRef)context; - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value; - (bool) cy$deleteProperty:(NSString *)name; - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context; @@ -602,12 +641,45 @@ _finline bool CYJSValueIsInstanceOfCachedConstructor(JSContextRef context, JSVal return is; } +NSObject *CYMakeBlock(void (*invoke)(), sig::Signature &signature) { + BlockLiteral *literal(reinterpret_cast(malloc(sizeof(BlockLiteral)))); + + struct Descriptor { + struct { + BlockDescriptor1 one_; + BlockDescriptor2 two_; + BlockDescriptor3 three_; + } d_; + + CYPool pool_; + }; + + Descriptor *descriptor(new Descriptor); + memset(&descriptor->d_, 0, sizeof(descriptor->d_)); + + literal->isa = objc_getClass("__NSGlobalBlock__"); + literal->flags = BLOCK_HAS_SIGNATURE | BLOCK_HAS_COPY_DISPOSE | BLOCK_IS_GLOBAL; + literal->reserved = 0; + literal->invoke = reinterpret_cast(invoke); + literal->descriptor = descriptor; + + descriptor->d_.one_.size = sizeof(descriptor->d_); + descriptor->d_.three_.signature = sig::Unparse(descriptor->pool_, &signature); + + return reinterpret_cast(literal); +} + NSObject *CYCastNSObject(apr_pool_t *pool, JSContextRef context, JSObjectRef object) { if (CYJSValueIsNSObject(context, object)) { Instance *internal(reinterpret_cast(JSObjectGetPrivate(object))); return internal->GetValue(); } + if (JSValueIsObjectOfClass(context, object, Functor_)) { + cy::Functor *internal(reinterpret_cast(JSObjectGetPrivate(object))); + return CYMakeBlock(internal->GetValue(), internal->signature_); + } + bool array(CYJSValueIsInstanceOfCachedConstructor(context, object, Array_s)); id value(array ? [CYJSArray alloc] : [CYJSObject alloc]); return CYPoolRelease(pool, [value initWithJSObject:object inContext:context]); @@ -730,15 +802,6 @@ NSObject *CYCopyNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef valu } - (NSObject *) cy$getProperty:(NSString *)name { - if ([name isEqualToString:@"length"]) { - NSUInteger count([self count]); -#ifdef __APPLE__ - return [NSNumber numberWithUnsignedInteger:count]; -#else - return [NSNumber numberWithUnsignedInt:count]; -#endif - } - size_t index(CYGetIndex(name)); if (index == _not(size_t) || index >= [self count]) return [super cy$getProperty:name]; @@ -746,6 +809,15 @@ NSObject *CYCopyNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef valu return [self objectAtIndex:index]; } +- (JSValueRef) cy$getProperty:(NSString *)name inContext:(JSContextRef)context { + CYObjectiveTry_(context) { + if ([name isEqualToString:@"length"]) + return CYCastJSValue(context, [self count]); + } CYObjectiveCatch + + return [super cy$getProperty:name inContext:context]; +} + - (void) cy$getPropertyNames:(JSPropertyNameAccumulatorRef)names inContext:(JSContextRef)context { [super cy$getPropertyNames:names inContext:context]; @@ -997,6 +1069,12 @@ NSObject *CYCopyNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef valu return nil; } +- (JSValueRef) cy$getProperty:(NSString *)name inContext:(JSContextRef)context { CYObjectiveTry_(context) { + if (NSObject *value = [self cy$getProperty:name]) + return CYCastJSValue(context, value); + return NULL; +} CYObjectiveCatch } + - (bool) cy$setProperty:(NSString *)name to:(NSObject *)value { return false; } @@ -1045,9 +1123,6 @@ NSObject *CYCopyNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef valu } - (bool) cy$hasProperty:(NSString *)name { - if ([name isEqualToString:@"length"]) - return true; - size_t index(CYGetIndex(name)); if (index == _not(size_t) || index >= [self length]) return [super cy$hasProperty:name]; @@ -1056,15 +1131,6 @@ NSObject *CYCopyNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef valu } - (NSObject *) cy$getProperty:(NSString *)name { - if ([name isEqualToString:@"length"]) { - NSUInteger count([self length]); -#ifdef __APPLE__ - return [NSNumber numberWithUnsignedInteger:count]; -#else - return [NSNumber numberWithUnsignedInt:count]; -#endif - } - size_t index(CYGetIndex(name)); if (index == _not(size_t) || index >= [self length]) return [super cy$getProperty:name]; @@ -1082,11 +1148,6 @@ NSObject *CYCopyNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef valu } } -// XXX: this might be overly restrictive for NSString; I think I need a half-way between /injecting/ implicit properties and /accepting/ implicit properties -+ (bool) cy$hasImplicitProperties { - return false; -} - - (JSValueRef) cy$valueOfInContext:(JSContextRef)context { CYObjectiveTry_(context) { return CYCastJSValue(context, CYJSString(context, self)); } CYObjectiveCatch } @@ -1100,7 +1161,7 @@ NSObject *CYCopyNSObject(apr_pool_t *pool, JSContextRef context, JSValueRef valu return kJSTypeUndefined; } -- (NSString *) cy$toCYON { +- (NSString *) cy$toCYON:(bool)objective { NSString *value(@"undefined"); return value; // XXX: maybe use the below code, adding @undefined? //return objective ? value : [NSString stringWithFormat:@"@%@", value]; @@ -1235,7 +1296,7 @@ JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry { - (id) objectAtIndex:(NSUInteger)index { CYObjectiveTry { size_t bounds([self count]); if (index >= bounds) - @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray objectAtIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil]; + @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray objectAtIndex:]: index (%zu) beyond bounds (%zu)", static_cast(index), bounds] userInfo:nil]; JSValueRef exception(NULL); JSValueRef value(JSObjectGetPropertyAtIndex(context_, object_, index, &exception)); CYThrow(context_, exception); @@ -1249,7 +1310,7 @@ JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry { - (void) insertObject:(id)object atIndex:(NSUInteger)index { CYObjectiveTry { size_t bounds([self count] + 1); if (index >= bounds) - @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray insertObject:atIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil]; + @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray insertObject:atIndex:]: index (%zu) beyond bounds (%zu)", static_cast(index), bounds] userInfo:nil]; JSValueRef exception(NULL); JSValueRef arguments[3]; arguments[0] = CYCastJSValue(context_, index); @@ -1270,7 +1331,7 @@ JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry { - (void) removeObjectAtIndex:(NSUInteger)index { CYObjectiveTry { size_t bounds([self count]); if (index >= bounds) - @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray removeObjectAtIndex:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil]; + @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray removeObjectAtIndex:]: index (%zu) beyond bounds (%zu)", static_cast(index), bounds] userInfo:nil]; JSValueRef exception(NULL); JSValueRef arguments[2]; arguments[0] = CYCastJSValue(context_, index); @@ -1283,7 +1344,7 @@ JSValueRef CYCastJSValue(JSContextRef context, NSObject *value) { CYPoolTry { - (void) replaceObjectAtIndex:(NSUInteger)index withObject:(id)object { CYObjectiveTry { size_t bounds([self count]); if (index >= bounds) - @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray replaceObjectAtIndex:withObject:]: index (%zu) beyond bounds (%zu)", index, bounds] userInfo:nil]; + @throw [NSException exceptionWithName:NSRangeException reason:[NSString stringWithFormat:@"*** -[CYJSArray replaceObjectAtIndex:withObject:]: index (%zu) beyond bounds (%zu)", static_cast(index), bounds] userInfo:nil]; CYSetProperty(context_, object_, index, CYCastJSValue(context_, (NSObject *) object)); } CYObjectiveCatch } @@ -1488,21 +1549,13 @@ static const char *CYPoolTypeEncoding(apr_pool_t *pool, JSContextRef context, SE return NULL; } -static void MessageClosure_(ffi_cif *cif, void *result, void **arguments, void *arg) { - Closure_privateData *internal(reinterpret_cast(arg)); - - JSContextRef context(internal->context_); - - size_t count(internal->cif_.nargs); - JSValueRef values[count]; - - for (size_t index(0); index != count; ++index) - values[index] = CYFromFFI(context, internal->signature_.elements[1 + index].type, internal->cif_.arg_types[index], arguments[index]); - +static JSValueRef MessageAdapter_(JSContextRef context, size_t count, JSValueRef values[], JSObjectRef function) { JSObjectRef _this(CYCastJSObject(context, values[0])); + return CYCallAsFunction(context, function, _this, count - 2, values + 2); +} - JSValueRef value(CYCallAsFunction(context, internal->function_, _this, count - 2, values + 2)); - CYPoolFFI(NULL, context, internal->signature_.elements[0].type, internal->cif_.rtype, result, value); +static void MessageClosure_(ffi_cif *cif, void *result, void **arguments, void *arg) { + CYExecuteClosure(cif, result, arguments, arg, &MessageAdapter_); } static JSObjectRef CYMakeMessage(JSContextRef context, SEL sel, IMP imp, const char *type) { @@ -1680,8 +1733,8 @@ static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object, return value; CYPoolTry { - if (NSObject *data = [self cy$getProperty:name]) - return CYCastJSValue(context, data); + if (JSValueRef value = [self cy$getProperty:name inContext:context]) + return value; } CYPoolCatch(NULL) const char *string(CYPoolCString(pool, context, name)); @@ -1701,7 +1754,7 @@ static JSValueRef Instance_getProperty(JSContextRef context, JSObjectRef object, return CYSendMessage(pool, context, self, NULL, sel, 0, NULL, false, exception); return NULL; -} CYCatch } +} CYCatch(NULL) } static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry { Instance *internal(reinterpret_cast(JSObjectGetPrivate(object))); @@ -1715,7 +1768,7 @@ static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStr CYPoolTry { if ([self cy$setProperty:name to:data]) return true; - } CYPoolCatch(NULL) + } CYPoolCatch(false) const char *string(CYPoolCString(pool, context, name)); Class _class(object_getClass(self)); @@ -1761,7 +1814,7 @@ static bool Instance_setProperty(JSContextRef context, JSObjectRef object, JSStr } return false; -} CYCatch } +} CYCatch(false) } static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYTry { Instance *internal(reinterpret_cast(JSObjectGetPrivate(object))); @@ -1770,8 +1823,8 @@ static bool Instance_deleteProperty(JSContextRef context, JSObjectRef object, JS CYPoolTry { NSString *name(CYCastNSString(NULL, context, property)); return [self cy$deleteProperty:name]; - } CYPoolCatch(NULL) -} CYCatch return /*XXX*/ NULL; } + } CYPoolCatch(false) +} CYCatch(false) return /*XXX*/ false; } static void Instance_getPropertyNames_message(JSPropertyNameAccumulatorRef names, objc_method *method) { const char *name(sel_getName(method_getName(method))); @@ -1828,7 +1881,7 @@ static JSObjectRef Instance_callAsConstructor(JSContextRef context, JSObjectRef Instance *internal(reinterpret_cast(JSObjectGetPrivate(object))); JSObjectRef value(Instance::Make(context, [internal->GetValue() alloc], Instance::Uninitialized)); return value; -} CYCatch } +} CYCatch(NULL) } static JSValueRef Instance_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { Instance *internal(reinterpret_cast(JSObjectGetPrivate(object))); @@ -1842,40 +1895,7 @@ static JSValueRef Instance_callAsFunction(JSContextRef context, JSObjectRef obje // to do /that/, generalize the various "is exactly Instance_" checks // then, move Instance_callAsFunction to only be on FunctionInstance - struct BlockDescriptor1 { - unsigned long int reserved; - unsigned long int size; - }; - - struct BlockDescriptor2 { - void (*copy_helper)(void *dst, void *src); - void (*dispose_helper)(void *src); - }; - - struct BlockDescriptor3 { - const char *signature; - const char *layout; - }; - - struct BlockLiteral { - Class isa; - int flags; - int reserved; - void (*invoke)(void *, ...); - void *descriptor; - } *literal = reinterpret_cast(self); - - enum { - BLOCK_DEALLOCATING = 0x0001, - BLOCK_REFCOUNT_MASK = 0xfffe, - BLOCK_NEEDS_FREE = 1 << 24, - BLOCK_HAS_COPY_DISPOSE = 1 << 25, - BLOCK_HAS_CTOR = 1 << 26, - BLOCK_IS_GC = 1 << 27, - BLOCK_IS_GLOBAL = 1 << 28, - BLOCK_HAS_STRET = 1 << 29, - BLOCK_HAS_SIGNATURE = 1 << 30, - }; + BlockLiteral *literal(reinterpret_cast(self)); if ((literal->flags & BLOCK_HAS_SIGNATURE) != 0) { uint8_t *descriptor(reinterpret_cast(literal->descriptor)); @@ -1909,7 +1929,7 @@ static JSValueRef Instance_callAsFunction(JSContextRef context, JSObjectRef obje } CYPoolCatch(NULL); return NULL; -} CYCatch } +} CYCatch(NULL) } static bool Instance_hasInstance(JSContextRef context, JSObjectRef constructor, JSValueRef instance, JSValueRef *exception) { CYTry { Instance *internal(reinterpret_cast(JSObjectGetPrivate((JSObjectRef) constructor))); @@ -1924,7 +1944,7 @@ static bool Instance_hasInstance(JSContextRef context, JSObjectRef constructor, } return false; -} CYCatch } +} CYCatch(false) } static JSValueRef Instance_box_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count == 0) @@ -1934,7 +1954,7 @@ static JSValueRef Instance_box_callAsFunction(JSContextRef context, JSObjectRef if (value == nil) value = [NSNull null]; return CYCastJSValue(context, [value cy$box]); -} CYCatch } +} CYCatch(NULL) } static bool Internal_hasProperty(JSContextRef context, JSObjectRef object, JSStringRef property) { Internal *internal(reinterpret_cast(JSObjectGetPrivate(object))); @@ -1963,7 +1983,7 @@ static JSValueRef Internal_getProperty(JSContextRef context, JSObjectRef object, } return NULL; -} CYCatch } +} CYCatch(NULL) } static bool Internal_setProperty(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef value, JSValueRef *exception) { CYTry { Internal *internal(reinterpret_cast(JSObjectGetPrivate(object))); @@ -1979,7 +1999,7 @@ static bool Internal_setProperty(JSContextRef context, JSObjectRef object, JSStr } return false; -} CYCatch } +} CYCatch(false) } static void Internal_getPropertyNames_(Class _class, JSPropertyNameAccumulatorRef names) { if (Class super = class_getSuperclass(_class)) @@ -2019,7 +2039,7 @@ static JSValueRef ObjectiveC_Classes_getProperty(JSContextRef context, JSObjectR if (Class _class = NSClassFromString(name)) return CYMakeInstance(context, _class, true); return NULL; -} CYCatch } +} CYCatch(NULL) } static void ObjectiveC_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) { #ifdef __APPLE__ @@ -2069,7 +2089,7 @@ static JSValueRef ObjectiveC_Image_Classes_getProperty(JSContextRef context, JSO free: free(data); return value; -} CYCatch } +} CYCatch(NULL) } static void ObjectiveC_Image_Classes_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) { const char *internal(reinterpret_cast(JSObjectGetPrivate(object))); @@ -2098,7 +2118,7 @@ static JSValueRef ObjectiveC_Images_getProperty(JSContextRef context, JSObjectRe JSObjectRef value(JSObjectMake(context, NULL, NULL)); CYSetProperty(context, value, CYJSString("classes"), JSObjectMake(context, ObjectiveC_Image_Classes_, const_cast(name))); return value; -} CYCatch } +} CYCatch(NULL) } static void ObjectiveC_Images_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) { unsigned int size; @@ -2115,7 +2135,7 @@ static JSValueRef ObjectiveC_Protocols_getProperty(JSContextRef context, JSObjec if (Protocol *protocol = objc_getProtocol(name)) return CYMakeInstance(context, protocol, true); return NULL; -} CYCatch } +} CYCatch(NULL) } static void ObjectiveC_Protocols_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) { #if OBJC_API_VERSION >= 2 @@ -2135,13 +2155,25 @@ static JSValueRef ObjectiveC_Constants_getProperty(JSContextRef context, JSObjec if (name == "nil") return Instance::Make(context, nil); return NULL; -} CYCatch } +} CYCatch(NULL) } static void ObjectiveC_Constants_getPropertyNames(JSContextRef context, JSObjectRef object, JSPropertyNameAccumulatorRef names) { JSPropertyNameAccumulatorAddName(names, CYJSString("nil")); } #ifdef __APPLE__ +#if defined(__i386__) || defined(__x86_64__) +#define OBJC_MAX_STRUCT_BY_VALUE 8 +static int struct_forward_array[] = { + 0, 0, 0, 1, 0, 1, 1, 1, 0 }; +#elif defined(__arm__) +#define OBJC_MAX_STRUCT_BY_VALUE 1 +static int struct_forward_array[] = { + 0, 0 }; +#else +#error missing objc-runtime-info +#endif + static bool stret(ffi_type *ffi_type) { return ffi_type->type == FFI_TYPE_STRUCT && ( ffi_type->size > OBJC_MAX_STRUCT_BY_VALUE || @@ -2216,7 +2248,7 @@ JSValueRef CYSendMessage(apr_pool_t *pool, JSContextRef context, id self, Class void (*function)() = reinterpret_cast(imp); return CYCallFunction(pool, context, 2, setup, count, arguments, initialize, exception, &signature, &cif, function); -} CYCatch } +} CYCatch(NULL) } static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count < 2) @@ -2254,7 +2286,7 @@ static JSValueRef $objc_msgSend(JSContextRef context, JSObjectRef object, JSObje _cmd = CYCastSEL(context, arguments[1]); return CYSendMessage(pool, context, self, _class, _cmd, count - 2, arguments + 2, uninitialized, exception); -} CYCatch } +} CYCatch(NULL) } static JSValueRef Selector_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { JSValueRef setup[count + 2]; @@ -2285,7 +2317,7 @@ static JSObjectRef Super_new(JSContextRef context, JSObjectRef object, size_t co id self(CYCastNSObject(pool, context, arguments[0])); Class _class(CYCastClass(pool, context, arguments[1])); return cy::Super::Make(context, self, _class); -} CYCatch } +} CYCatch(NULL) } static JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count != 1) @@ -2293,14 +2325,14 @@ static JSObjectRef Selector_new(JSContextRef context, JSObjectRef object, size_t CYPool pool; const char *name(CYPoolCString(pool, context, arguments[0])); return CYMakeSelector(context, sel_registerName(name)); -} CYCatch } +} CYCatch(NULL) } static JSObjectRef Instance_new(JSContextRef context, JSObjectRef object, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count > 1) throw CYJSError(context, "incorrect number of arguments to Instance constructor"); id self(count == 0 ? nil : CYCastPointer(context, arguments[0])); return CYMakeInstance(context, self, false); -} CYCatch } +} CYCatch(NULL) } static JSValueRef CYValue_getProperty_value(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { CYValue *internal(reinterpret_cast(JSObjectGetPrivate(object))); @@ -2336,7 +2368,7 @@ static JSValueRef Instance_getProperty_prototype(JSContextRef context, JSObjectR if (!CYIsClass(self)) return CYJSUndefined(context); return CYGetClassPrototype(context, self); -} CYCatch } +} CYCatch(NULL) } static JSValueRef Instance_getProperty_messages(JSContextRef context, JSObjectRef object, JSStringRef property, JSValueRef *exception) { Instance *internal(reinterpret_cast(JSObjectGetPrivate(object))); @@ -2352,7 +2384,7 @@ static JSValueRef Instance_callAsFunction_toCYON(JSContextRef context, JSObjectR Instance *internal(reinterpret_cast(JSObjectGetPrivate(_this))); return CYCastJSValue(context, CYJSString(context, CYCastNSCYON(internal->GetValue(), false))); -} CYCatch } +} CYCatch(NULL) } static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (!CYJSValueIsNSObject(context, _this)) @@ -2375,7 +2407,7 @@ static JSValueRef Instance_callAsFunction_toJSON(JSContextRef context, JSObjectR else return CYCastJSValue(context, CYJSString(context, [value description])); } CYPoolCatch(NULL) -} CYCatch return /*XXX*/ NULL; } +} CYCatch(NULL) return /*XXX*/ NULL; } static JSValueRef Instance_callAsFunction_valueOf(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (!CYJSValueIsNSObject(context, _this)) @@ -2391,7 +2423,7 @@ static JSValueRef Instance_callAsFunction_valueOf(JSContextRef context, JSObject return result; return _this; -} CYCatch return /*XXX*/ NULL; } +} CYCatch(NULL) return /*XXX*/ NULL; } static JSValueRef Instance_callAsFunction_toPointer(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (!CYJSValueIsNSObject(context, _this)) @@ -2400,7 +2432,7 @@ static JSValueRef Instance_callAsFunction_toPointer(JSContextRef context, JSObje Instance *internal(reinterpret_cast(JSObjectGetPrivate(_this))); // XXX: but... but... THIS ISN'T A POINTER! :( return CYCastJSValue(context, reinterpret_cast(internal->GetValue())); -} CYCatch return /*XXX*/ NULL; } +} CYCatch(NULL) return /*XXX*/ NULL; } static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (!CYJSValueIsNSObject(context, _this)) @@ -2409,19 +2441,38 @@ static JSValueRef Instance_callAsFunction_toString(JSContextRef context, JSObjec Instance *internal(reinterpret_cast(JSObjectGetPrivate(_this))); id value(internal->GetValue()); - if (value == nil) - return CYCastJSValue(context, "nil"); - CYPoolTry { // XXX: this seems like a stupid implementation; what if it crashes? why not use the CYONifier backend? return CYCastJSValue(context, CYJSString(context, [value description])); } CYPoolCatch(NULL) -} CYCatch return /*XXX*/ NULL; } +} CYCatch(NULL) return /*XXX*/ NULL; } + +static JSValueRef Class_callAsFunction_pointerTo(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { + if (!CYJSValueIsNSObject(context, _this)) + return NULL; + + Instance *internal(reinterpret_cast(JSObjectGetPrivate(_this))); + id value(internal->GetValue()); + + 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) +} 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 { Selector_privateData *internal(reinterpret_cast(JSObjectGetPrivate(_this))); return CYCastJSValue(context, sel_getName(internal->GetValue())); -} CYCatch } +} CYCatch(NULL) } static JSValueRef Selector_callAsFunction_toJSON(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { return Selector_callAsFunction_toString(context, object, _this, count, arguments, exception); @@ -2435,7 +2486,7 @@ static JSValueRef Selector_callAsFunction_toCYON(JSContextRef context, JSObjectR NSString *string([NSString stringWithFormat:@"@selector(%s)", name]); return CYCastJSValue(context, CYJSString(context, string)); } CYPoolCatch(NULL) -} CYCatch return /*XXX*/ NULL; } +} CYCatch(NULL) return /*XXX*/ NULL; } static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef object, JSObjectRef _this, size_t count, const JSValueRef arguments[], JSValueRef *exception) { CYTry { if (count != 1) @@ -2455,7 +2506,7 @@ static JSValueRef Selector_callAsFunction_type(JSContextRef context, JSObjectRef return CYCastJSValue(context, CYJSString(type)); return CYJSNull(context); -} CYCatch } +} CYCatch(NULL) } static JSStaticValue Selector_staticValues[2] = { {"value", &CYValue_getProperty_value, NULL, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete}, @@ -2480,6 +2531,11 @@ static JSStaticFunction Instance_staticFunctions[7] = { {NULL, NULL, 0} }; +static JSStaticFunction Class_staticFunctions[2] = { + {"pointerTo", &Class_callAsFunction_pointerTo, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, + {NULL, NULL, 0} +}; + static JSStaticFunction Internal_staticFunctions[2] = { {"$cya", &Internal_callAsFunction_$cya, kJSPropertyAttributeDontEnum | kJSPropertyAttributeDontDelete}, {NULL, NULL, 0} @@ -2549,14 +2605,19 @@ void CYObjectiveC_Initialize() { /*XXX*/ JSContextRef context(NULL); CYPoolTry { definition.className = "ArrayInstance"; ArrayInstance_ = JSClassCreate(&definition); + definition.className = "FunctionInstance"; + FunctionInstance_ = JSClassCreate(&definition); + definition.className = "ObjectInstance"; ObjectInstance_ = JSClassCreate(&definition); definition.className = "StringInstance"; StringInstance_ = JSClassCreate(&definition); - definition.className = "FunctionInstance"; - FunctionInstance_ = JSClassCreate(&definition); + definition = kJSClassDefinitionEmpty; + definition.className = "Class"; + definition.staticFunctions = Class_staticFunctions; + Class_ = JSClassCreate(&definition); definition = kJSClassDefinitionEmpty; definition.className = "Internal"; @@ -2664,6 +2725,7 @@ void CYObjectiveC_SetupContext(JSContextRef context) { CYPoolTry { CYSetProperty(context, ObjectiveC, CYJSString("images"), JSObjectMake(context, ObjectiveC_Images_, NULL)); #endif + JSObjectRef Class(JSObjectMakeConstructor(context, Class_, NULL)); JSObjectRef Instance(JSObjectMakeConstructor(context, Instance_, &Instance_new)); JSObjectRef Message(JSObjectMakeConstructor(context, Message_, NULL)); JSObjectRef Selector(JSObjectMakeConstructor(context, Selector_, &Selector_new)); @@ -2696,6 +2758,10 @@ void CYObjectiveC_SetupContext(JSContextRef context) { CYPoolTry { JSObjectRef String_prototype(CYGetCachedObject(context, CYJSString("String_prototype"))); JSObjectSetPrototype(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); + CYSetProperty(context, cycript, CYJSString("Instance"), Instance); CYSetProperty(context, cycript, CYJSString("Selector"), Selector); CYSetProperty(context, cycript, CYJSString("Super"), Super);