/* * Copyright (C) 2016 Canon Inc. * Copyright (C) 2017 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted, provided that the following conditions * are required to be 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. Neither the name of Canon Inc. nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY CANON INC. AND ITS CONTRIBUTORS "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 CANON INC. AND ITS 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 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. */ #pragma once #include "JSDOMConvertBufferSource.h" #include "JSReadableStreamDefaultController.h" #include <JavaScriptCore/JSCJSValue.h> #include <JavaScriptCore/JSCJSValueInlines.h> #include <JavaScriptCore/TypedArrays.h> namespace WebCore { class ReadableStreamSource; class ReadableStreamDefaultController { public: explicit ReadableStreamDefaultController(JSReadableStreamDefaultController* controller) : m_jsController(controller) { } bool enqueue(RefPtr<JSC::ArrayBuffer>&&); void error(const Exception&); void close(); private: JSReadableStreamDefaultController& jsController() const; JSDOMGlobalObject& globalObject() const; // The owner of ReadableStreamDefaultController is responsible to keep uncollected the JSReadableStreamDefaultController. JSReadableStreamDefaultController* m_jsController { nullptr }; }; inline JSReadableStreamDefaultController& ReadableStreamDefaultController::jsController() const { ASSERT(m_jsController); return *m_jsController; } inline JSDOMGlobalObject& ReadableStreamDefaultController::globalObject() const { ASSERT(m_jsController); ASSERT(m_jsController->globalObject()); return *static_cast<JSDOMGlobalObject*>(m_jsController->globalObject()); } } // namespace WebCore