18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2006, 2008 Apple Inc. All rights reserved. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "config.h" 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "JSCallbackFunction.h" 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 29d0825bca7fe65beaee391d30da42e937db621564Steve Block#include "APIShims.h" 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "APICast.h" 31231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block#include "CodeBlock.h" 32545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch#include "ExceptionHelpers.h" 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "JSFunction.h" 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "FunctionPrototype.h" 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <runtime/JSGlobalObject.h> 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <runtime/JSLock.h> 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/Vector.h> 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace JSC { 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source ProjectASSERT_CLASS_FITS_IN_CELL(JSCallbackFunction); 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 4381bc750723a18f21cd17d1b173cd2a4dda9cea6eBen Murdochconst ClassInfo JSCallbackFunction::s_info = { "CallbackFunction", &InternalFunction::s_info, 0, 0 }; 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 45e78cbe89e6f337f2f1fe40315be88f742b547151Steve BlockJSCallbackFunction::JSCallbackFunction(ExecState* exec, JSGlobalObject* globalObject, JSObjectCallAsFunctionCallback callback, const Identifier& name) 46e78cbe89e6f337f2f1fe40315be88f742b547151Steve Block : InternalFunction(&exec->globalData(), globalObject, globalObject->callbackFunctionStructure(), name) 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project , m_callback(callback) 488e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 4981bc750723a18f21cd17d1b173cd2a4dda9cea6eBen Murdoch ASSERT(inherits(&s_info)); 508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 52545e470e52f0ac6a3a072bf559c796b42c6066b6Ben MurdochEncodedJSValue JSCallbackFunction::call(ExecState* exec) 538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project JSContextRef execRef = toRef(exec); 555af96e2c7b73ebc627c6894727826a7576d31758Leon Clarke JSObjectRef functionRef = toRef(exec->callee()); 565af96e2c7b73ebc627c6894727826a7576d31758Leon Clarke JSObjectRef thisObjRef = toRef(exec->hostThisValue().toThisObject(exec)); 578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 585af96e2c7b73ebc627c6894727826a7576d31758Leon Clarke int argumentCount = static_cast<int>(exec->argumentCount()); 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Vector<JSValueRef, 16> arguments(argumentCount); 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project for (int i = 0; i < argumentCount; i++) 615af96e2c7b73ebc627c6894727826a7576d31758Leon Clarke arguments[i] = toRef(exec, exec->argument(i)); 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 635f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian JSValueRef exception = 0; 645f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian JSValueRef result; 655f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian { 66d0825bca7fe65beaee391d30da42e937db621564Steve Block APICallbackShim callbackShim(exec); 675af96e2c7b73ebc627c6894727826a7576d31758Leon Clarke result = static_cast<JSCallbackFunction*>(toJS(functionRef))->m_callback(execRef, functionRef, thisObjRef, argumentCount, arguments.data(), &exception); 685f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian } 695f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian if (exception) 70545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch throwError(exec, toJS(exec, exception)); 715f1ab04193ad0130ca8204aadaceae083aca9881Feng Qian 72545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch return JSValue::encode(toJS(exec, result)); 738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source ProjectCallType JSCallbackFunction::getCallData(CallData& callData) 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project callData.native.function = call; 788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return CallTypeHost; 798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace JSC 82