blob: 510be7f184f6d3af311aefb38c62c2abb29ef778 [file] [log] [blame]
/*
* Copyright (C) 2018 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. 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 APPLE INC. OR 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 "ProcessIdentifier.h"
#include <wtf/CompletionHandler.h>
#include <wtf/Vector.h>
namespace WebCore {
class ScriptExecutionContext;
struct MessagePortIdentifier;
struct MessageWithMessagePorts;
class MessagePortChannelProvider {
public:
static MessagePortChannelProvider& fromContext(ScriptExecutionContext&);
static MessagePortChannelProvider& singleton();
WEBCORE_EXPORT static void setSharedProvider(MessagePortChannelProvider&);
virtual ~MessagePortChannelProvider() { }
// Operations that WebProcesses perform
virtual void createNewMessagePortChannel(const MessagePortIdentifier& local, const MessagePortIdentifier& remote) = 0;
virtual void entangleLocalPortInThisProcessToRemote(const MessagePortIdentifier& local, const MessagePortIdentifier& remote) = 0;
virtual void messagePortDisentangled(const MessagePortIdentifier& local) = 0;
virtual void messagePortClosed(const MessagePortIdentifier& local) = 0;
virtual void takeAllMessagesForPort(const MessagePortIdentifier&, CompletionHandler<void(Vector<MessageWithMessagePorts>&&, Function<void()>&&)>&&) = 0;
virtual void postMessageToRemote(MessageWithMessagePorts&&, const MessagePortIdentifier& remoteTarget) = 0;
enum class HasActivity {
Yes,
No,
};
virtual void checkRemotePortForActivity(const MessagePortIdentifier& remoteTarget, CompletionHandler<void(HasActivity)>&& callback) = 0;
private:
};
} // namespace WebCore
namespace WTF {
template<> struct EnumTraits<WebCore::MessagePortChannelProvider::HasActivity> {
using values = EnumValues<
WebCore::MessagePortChannelProvider::HasActivity,
WebCore::MessagePortChannelProvider::HasActivity::No,
WebCore::MessagePortChannelProvider::HasActivity::Yes
>;
};
}