-/* Cycript - Inlining/Optimizing JavaScript Compiler
- * Copyright (C) 2009 Jay Freeman (saurik)
+/* Cycript - The Truly Universal Scripting Language
+ * Copyright (C) 2009-2016 Jay Freeman (saurik)
*/
-/* Modified BSD License {{{ */
+/* GNU Affero General Public License, Version 3 {{{ */
/*
- * Redistribution and use in source and binary
- * forms, with or without modification, are permitted
- * provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the
- * above copyright notice, this list of conditions
- * and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the
- * above copyright notice, this list of conditions
- * and the following disclaimer in the documentation
- * and/or other materials provided with the
- * distribution.
- * 3. The name of the author may not be used to endorse
- * or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
- * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
+ * 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 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/>.
+**/
/* }}} */
#ifndef CYCRIPT_INTERNAL_HPP
#define CYCRIPT_INTERNAL_HPP
-#include "Pooling.hpp"
+#include <sig/parse.hpp>
+#include <sig/ffi_type.hpp>
#include <JavaScriptCore/JSBase.h>
#include <JavaScriptCore/JSContextRef.h>
#include <JavaScriptCore/JSObjectRef.h>
#include <JavaScriptCore/JSValueRef.h>
-#include <sig/parse.hpp>
-#include <sig/ffi_type.hpp>
+#include "JavaScript.hpp"
+#include "Pooling.hpp"
+#include "Utility.hpp"
+
+struct CYPropertyName;
JSGlobalContextRef CYGetJSContext(JSContextRef context);
-void Structor_(apr_pool_t *pool, sig::Type *&type);
+sig::Type *Structor_(CYPool &pool, sig::Aggregate *aggregate);
-struct Type_privateData :
+struct CYRoot :
CYData
{
+ // XXX: without this, CYData is zero-initialized?!
+ CYRoot() :
+ CYData()
+ {
+ }
+
+ _finline JSValueRef GetPrototype(JSContextRef context) const {
+ return NULL;
+ }
+};
+
+template <typename Internal_>
+struct CYPrivate {
static JSClassRef Class_;
- ffi_type *ffi_;
- sig::Type *type_;
+ template <typename... Args_>
+ static JSObjectRef Make(JSContextRef context, Args_ &&... args) {
+ Internal_ *internal(new Internal_(cy::Forward<Args_>(args)...));
+ JSObjectRef object(JSObjectMake(context, Class_, internal));
+ if (JSValueRef prototype = internal->GetPrototype(context))
+ CYSetPrototype(context, object, prototype);
+ return object;
+ }
- void Set(sig::Type *type) {
- type_ = new(pool_) sig::Type;
- sig::Copy(pool_, *type_, *type);
+ template <typename Arg_>
+ static JSObjectRef Cache(JSContextRef context, Arg_ *arg) {
+ JSObjectRef global(CYGetGlobalObject(context));
+ JSObjectRef cy(CYCastJSObject(context, CYGetProperty(context, global, cy_s)));
+
+ char label[32];
+ sprintf(label, "%s%p", Internal_::Cache_, arg);
+ CYJSString name(label);
+
+ JSValueRef value(CYGetProperty(context, cy, name));
+ if (!JSValueIsUndefined(context, value))
+ return CYCastJSObject(context, value);
+
+ JSObjectRef object(Make(context, arg));
+ CYSetProperty(context, cy, name, object);
+ return object;
}
- Type_privateData(apr_pool_t *pool, const char *type) :
- ffi_(NULL)
- {
- _assert(pool != NULL);
- pool_ = pool;
- sig::Signature signature;
- sig::Parse(pool_, &signature, type, &Structor_);
- type_ = signature.elements[0].type;
+ static Internal_ *Get(JSContextRef context, JSObjectRef object) {
+ _assert(JSValueIsObjectOfClass(context, object, Class_));
+ return static_cast<Internal_ *>(JSObjectGetPrivate(object));
}
+};
+
+template <typename Internal_>
+JSClassRef CYPrivate<Internal_>::Class_;
+
+struct Type_privateData :
+ CYRoot
+{
+ ffi_type *ffi_;
+ sig::Type *type_;
Type_privateData(const char *type) :
ffi_(NULL)
{
sig::Signature signature;
- sig::Parse(pool_, &signature, type, &Structor_);
+ sig::Parse(*pool_, &signature, type, &Structor_);
type_ = signature.elements[0].type;
}
- Type_privateData(sig::Type *type) :
- ffi_(NULL)
+ Type_privateData(const sig::Type &type, ffi_type *ffi = NULL) :
+ type_(type.Copy(*pool_))
{
- if (type != NULL)
- Set(type);
- }
- Type_privateData(sig::Type *type, ffi_type *ffi) {
- ffi_ = new(pool_) ffi_type;
- sig::Copy(pool_, *ffi_, *ffi);
- Set(type);
+ if (ffi == NULL)
+ ffi_ = NULL;
+ else {
+ ffi_ = new(*pool_) ffi_type;
+ sig::Copy(*pool_, *ffi_, *ffi);
+ }
}
ffi_type *GetFFI() {
if (ffi_ == NULL) {
- ffi_ = new(pool_) ffi_type;
-
sig::Element element;
element.name = NULL;
element.type = type_;
signature.count = 1;
ffi_cif cif;
- sig::sig_ffi_cif(pool_, &sig::ObjectiveC, &signature, &cif);
+ sig::sig_ffi_cif(*pool_, false, signature, &cif);
+
+ ffi_ = new(*pool_) ffi_type;
*ffi_ = *cif.rtype;
}
}
};
-struct CYValue :
- CYData
-{
- void *value_;
+struct CYProtect {
+ private:
+ JSGlobalContextRef context_;
+ JSObjectRef object_;
- CYValue() {
+ public:
+ CYProtect(JSContextRef context, JSObjectRef object) :
+ context_(CYGetJSContext(context)),
+ object_(object)
+ {
+ //XXX:JSGlobalContextRetain(context_);
+ if (object_ != NULL)
+ JSValueProtect(context_, object_);
}
- CYValue(const void *value) :
- value_(const_cast<void *>(value))
- {
+ ~CYProtect() {
+ if (object_ != NULL)
+ JSValueUnprotect(context_, object_);
+ //XXX:JSGlobalContextRelease(context_);
}
- CYValue(const CYValue &rhs) :
- value_(rhs.value_)
- {
+ operator bool() const {
+ return object_ != NULL;
}
- virtual Type_privateData *GetType() const {
- return NULL;
+ operator JSContextRef() const {
+ return context_;
+ }
+
+ operator JSObjectRef() const {
+ return object_;
}
};
-struct CYOwned :
- CYValue
-{
+class CYBuffer {
private:
- JSGlobalContextRef context_;
JSObjectRef owner_;
+ CYPool *pool_;
public:
- CYOwned(void *value, JSContextRef context, JSObjectRef owner) :
- CYValue(value),
- context_(CYGetJSContext(context)),
- owner_(owner)
+ CYBuffer(JSContextRef context) :
+ owner_(CYPrivate<CYRoot>::Make(context)),
+ pool_(CYPrivate<CYRoot>::Get(context, owner_)->pool_)
{
- //XXX:JSGlobalContextRetain(context_);
- if (owner_ != NULL)
- JSValueProtect(context_, owner_);
+ auto internal(CYPrivate<CYRoot>::Get(context, owner_));
+ internal->pool_->malloc<int>(10);
}
- virtual ~CYOwned() {
- if (owner_ != NULL)
- JSValueUnprotect(context_, owner_);
- //XXX:JSGlobalContextRelease(context_);
+ operator JSObjectRef() const {
+ return owner_;
}
- JSObjectRef GetOwner() const {
- return owner_;
+ operator CYPool *() const {
+ return pool_;
+ }
+
+ CYPool *operator ->() const {
+ return pool_;
}
};
namespace cy {
struct Functor :
- CYValue
+ CYRoot
{
+ public:
+ static JSClassRef Class_;
+
+ private:
+ void set() {
+ sig::sig_ffi_cif(*pool_, variadic_ ? signature_.count : 0, signature_, &cif_);
+ }
+
+ public:
+ void (*value_)();
+ bool variadic_;
sig::Signature signature_;
ffi_cif cif_;
- Functor(const char *type, void (*value)()) :
- CYValue(reinterpret_cast<void *>(value))
+ Functor(void (*value)(), bool variadic, const sig::Signature &signature) :
+ value_(value),
+ variadic_(variadic)
{
- sig::Parse(pool_, &signature_, type, &Structor_);
- sig::sig_ffi_cif(pool_, &sig::ObjectiveC, &signature_, &cif_);
+ sig::Copy(*pool_, signature_, signature);
+ set();
}
- void (*GetValue())() const {
- return reinterpret_cast<void (*)()>(value_);
+ Functor(void (*value)(), const char *encoding) :
+ value_(value),
+ variadic_(false)
+ {
+ sig::Parse(*pool_, &signature_, encoding, &Structor_);
+ set();
}
- static JSStaticFunction const * const StaticFunctions;
+ virtual CYPropertyName *GetName(CYPool &pool) const;
}; }
struct Closure_privateData :
cy::Functor
{
- JSGlobalContextRef context_;
- JSObjectRef function_;
+ CYProtect function_;
+ JSValueRef (*adapter_)(JSContextRef, size_t, JSValueRef[], JSObjectRef);
- Closure_privateData(JSContextRef context, JSObjectRef function, const char *type) :
- cy::Functor(type, NULL),
- context_(CYGetJSContext(context)),
- function_(function)
+ Closure_privateData(JSContextRef context, JSObjectRef function, JSValueRef (*adapter)(JSContextRef, size_t, JSValueRef[], JSObjectRef), const sig::Signature &signature) :
+ cy::Functor(NULL, false, signature),
+ function_(context, function),
+ adapter_(adapter)
{
- //XXX:JSGlobalContextRetain(context_);
- JSValueProtect(context_, function_);
- }
-
- virtual ~Closure_privateData() {
- JSValueUnprotect(context_, function_);
- //XXX:JSGlobalContextRelease(context_);
}
};
-Closure_privateData *CYMakeFunctor_(JSContextRef context, JSObjectRef function, const char *type, void (*callback)(ffi_cif *, void *, void **, void *));
+Closure_privateData *CYMakeFunctor_(JSContextRef context, JSObjectRef function, const sig::Signature &signature, JSValueRef (*adapter)(JSContextRef, size_t, JSValueRef[], JSObjectRef));
+void CYExecuteClosure(ffi_cif *cif, void *result, void **arguments, void *arg, JSValueRef (*adapter)(JSContextRef, size_t, JSValueRef[], JSObjectRef));
#endif/*CYCRIPT_INTERNAL_HPP*/
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