JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / API / APICast.h

diff --git a/API/APICast.h b/API/APICast.h
index 4284c448a05593c2ee569660a3c839ea05ea969f..8fe8d60349af82de2632ea76bbf774f03576feb6 100644 (file)
--- a/API/APICast.h
+++ b/API/APICast.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
+ * Copyright (C) 2006 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -10,10 +10,10 @@
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE COMPUTER, INC. OR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  * CONTRIBUTORS 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
@@ -27,15 +27,14 @@
 #define APICast_h
 
 #include "JSAPIValueWrapper.h"
+#include "JSCJSValue.h"
+#include "JSCJSValueInlines.h"
 #include "JSGlobalObject.h"
-#include "JSValue.h"
-#include <wtf/Platform.h>
-#include <wtf/UnusedParam.h>
 
 namespace JSC {
     class ExecState;
     class PropertyNameArray;
-    class JSGlobalData;
+    class VM;
     class JSObject;
     class JSValue;
 }
@@ -64,56 +63,74 @@ inline JSC::ExecState* toJS(JSGlobalContextRef c)
 inline JSC::JSValue toJS(JSC::ExecState* exec, JSValueRef v)
 {
     ASSERT_UNUSED(exec, exec);
-    ASSERT(v);
 #if USE(JSVALUE32_64)
     JSC::JSCell* jsCell = reinterpret_cast<JSC::JSCell*>(const_cast<OpaqueJSValue*>(v));
     if (!jsCell)
-        return JSC::JSValue();
+        return JSC::jsNull();
+    JSC::JSValue result;
     if (jsCell->isAPIValueWrapper())
-        return static_cast<JSC::JSAPIValueWrapper*>(jsCell)->value();
-    return jsCell;
+        result = JSC::jsCast<JSC::JSAPIValueWrapper*>(jsCell)->value();
+    else
+        result = jsCell;
 #else
-    return JSC::JSValue::decode(reinterpret_cast<JSC::EncodedJSValue>(const_cast<OpaqueJSValue*>(v)));
+    JSC::JSValue result = JSC::JSValue::decode(reinterpret_cast<JSC::EncodedJSValue>(const_cast<OpaqueJSValue*>(v)));
 #endif
+    if (!result)
+        return JSC::jsNull();
+    if (result.isCell())
+        RELEASE_ASSERT(result.asCell()->methodTable());
+    return result;
 }
 
 inline JSC::JSValue toJSForGC(JSC::ExecState* exec, JSValueRef v)
 {
     ASSERT_UNUSED(exec, exec);
-    ASSERT(v);
 #if USE(JSVALUE32_64)
     JSC::JSCell* jsCell = reinterpret_cast<JSC::JSCell*>(const_cast<OpaqueJSValue*>(v));
     if (!jsCell)
         return JSC::JSValue();
-    return jsCell;
+    JSC::JSValue result = jsCell;
 #else
-    return JSC::JSValue::decode(reinterpret_cast<JSC::EncodedJSValue>(const_cast<OpaqueJSValue*>(v)));
+    JSC::JSValue result = JSC::JSValue::decode(reinterpret_cast<JSC::EncodedJSValue>(const_cast<OpaqueJSValue*>(v)));
 #endif
+    if (result && result.isCell())
+        RELEASE_ASSERT(result.asCell()->methodTable());
+    return result;
 }
 
-inline JSC::JSObject* toJS(JSObjectRef o)
+// Used in JSObjectGetPrivate as that may be called during finalization
+inline JSC::JSObject* uncheckedToJS(JSObjectRef o)
 {
     return reinterpret_cast<JSC::JSObject*>(o);
 }
 
+inline JSC::JSObject* toJS(JSObjectRef o)
+{
+    JSC::JSObject* object = uncheckedToJS(o);
+    if (object)
+        RELEASE_ASSERT(object->methodTable());
+    return object;
+}
+
 inline JSC::PropertyNameArray* toJS(JSPropertyNameAccumulatorRef a)
 {
     return reinterpret_cast<JSC::PropertyNameArray*>(a);
 }
 
-inline JSC::JSGlobalData* toJS(JSContextGroupRef g)
+inline JSC::VM* toJS(JSContextGroupRef g)
 {
-    return reinterpret_cast<JSC::JSGlobalData*>(const_cast<OpaqueJSContextGroup*>(g));
+    return reinterpret_cast<JSC::VM*>(const_cast<OpaqueJSContextGroup*>(g));
 }
 
 inline JSValueRef toRef(JSC::ExecState* exec, JSC::JSValue v)
 {
+    ASSERT(exec->vm().currentThreadIsHoldingAPILock());
 #if USE(JSVALUE32_64)
     if (!v)
         return 0;
     if (!v.isCell())
-        return reinterpret_cast<JSValueRef>(asCell(JSC::jsAPIValueWrapper(exec, v)));
-    return reinterpret_cast<JSValueRef>(asCell(v));
+        return reinterpret_cast<JSValueRef>(JSC::jsAPIValueWrapper(exec, v).asCell());
+    return reinterpret_cast<JSValueRef>(v.asCell());
 #else
     UNUSED_PARAM(exec);
     return reinterpret_cast<JSValueRef>(JSC::JSValue::encode(v));
@@ -146,7 +163,7 @@ inline JSPropertyNameAccumulatorRef toRef(JSC::PropertyNameArray* l)
     return reinterpret_cast<JSPropertyNameAccumulatorRef>(l);
 }
 
-inline JSContextGroupRef toRef(JSC::JSGlobalData* g)
+inline JSContextGroupRef toRef(JSC::VM* g)
 {
     return reinterpret_cast<JSContextGroupRef>(g);
 }