JavaScriptCore-903.tar.gz

[apple/javascriptcore.git] / API / JSCallbackFunction.cpp

diff --git a/API/JSCallbackFunction.cpp b/API/JSCallbackFunction.cpp
index 86a2ebcfb6ee0283fd02652b43471db4a423ca9d..28b341923dc350e43f88ec9720dce5b343dbc4a7 100644 (file)
--- a/API/JSCallbackFunction.cpp
+++ b/API/JSCallbackFunction.cpp
@@ -24,10 +24,12 @@
  */
 
 #include "config.h"
-#include <wtf/Platform.h>
 #include "JSCallbackFunction.h"
 
+#include "APIShims.h"
 #include "APICast.h"
+#include "CodeBlock.h"
+#include "ExceptionHelpers.h"
 #include "JSFunction.h"
 #include "FunctionPrototype.h"
 #include <runtime/JSGlobalObject.h>
@@ -38,27 +40,36 @@ namespace JSC {
 
 ASSERT_CLASS_FITS_IN_CELL(JSCallbackFunction);
 
-const ClassInfo JSCallbackFunction::info = { "CallbackFunction", &InternalFunction::info, 0, 0 };
+const ClassInfo JSCallbackFunction::s_info = { "CallbackFunction", &InternalFunction::s_info, 0, 0 };
 
-JSCallbackFunction::JSCallbackFunction(ExecState* exec, JSObjectCallAsFunctionCallback callback, const Identifier& name)
-    : InternalFunction(&exec->globalData(), exec->lexicalGlobalObject()->callbackFunctionStructure(), name)
+JSCallbackFunction::JSCallbackFunction(ExecState* exec, JSGlobalObject* globalObject, JSObjectCallAsFunctionCallback callback, const Identifier& name)
+    : InternalFunction(&exec->globalData(), globalObject, globalObject->callbackFunctionStructure(), name)
     , m_callback(callback)
 {
+    ASSERT(inherits(&s_info));
 }
 
-JSValuePtr JSCallbackFunction::call(ExecState* exec, JSObject* functionObject, JSValuePtr thisValue, const ArgList& args)
+EncodedJSValue JSCallbackFunction::call(ExecState* exec)
 {
     JSContextRef execRef = toRef(exec);
-    JSObjectRef functionRef = toRef(functionObject);
-    JSObjectRef thisObjRef = toRef(thisValue.toThisObject(exec));
+    JSObjectRef functionRef = toRef(exec->callee());
+    JSObjectRef thisObjRef = toRef(exec->hostThisValue().toThisObject(exec));
 
-    int argumentCount = static_cast<int>(args.size());
+    int argumentCount = static_cast<int>(exec->argumentCount());
     Vector<JSValueRef, 16> arguments(argumentCount);
     for (int i = 0; i < argumentCount; i++)
-        arguments[i] = toRef(args.at(exec, i));
+        arguments[i] = toRef(exec, exec->argument(i));
 
-    JSLock::DropAllLocks dropAllLocks(exec);
-    return toJS(static_cast<JSCallbackFunction*>(functionObject)->m_callback(execRef, functionRef, thisObjRef, argumentCount, arguments.data(), toRef(exec->exceptionSlot())));
+    JSValueRef exception = 0;
+    JSValueRef result;
+    {
+        APICallbackShim callbackShim(exec);
+        result = static_cast<JSCallbackFunction*>(toJS(functionRef))->m_callback(execRef, functionRef, thisObjRef, argumentCount, arguments.data(), &exception);
+    }
+    if (exception)
+        throwError(exec, toJS(exec, exception));
+
+    return JSValue::encode(toJS(exec, result));
 }
 
 CallType JSCallbackFunction::getCallData(CallData& callData)