/* * Copyright (C) 2008 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 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. * * 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 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 * 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. * */ #include "config.h" #include "MessageChannel.h" #include "MessagePort.h" #include "MessagePortChannelProvider.h" namespace WebCore { Ref<MessageChannel> MessageChannel::create(ScriptExecutionContext& context) { return adoptRef(*new MessageChannel(context)); } MessageChannel::MessageChannel(ScriptExecutionContext& context) { MessagePortIdentifier id1 = { Process::identifier(), generateObjectIdentifier<MessagePortIdentifier::PortIdentifierType>() }; MessagePortIdentifier id2 = { Process::identifier(), generateObjectIdentifier<MessagePortIdentifier::PortIdentifierType>() }; m_port1 = MessagePort::create(context, id1, id2); m_port2 = MessagePort::create(context, id2, id1); if (!context.activeDOMObjectsAreStopped()) { ASSERT(!m_port1->closed()); ASSERT(!m_port2->closed()); MessagePortChannelProvider::singleton().createNewMessagePortChannel(id1, id2); } else { ASSERT(m_port1->closed()); ASSERT(m_port2->closed()); } } MessageChannel::~MessageChannel() = default; } // namespace WebCore