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/*
* 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 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
#if USE(LIBWEBRTC)
#include "RTCNetwork.h"
#include "SharedPreferencesForWebProcess.h"
#include <wtf/CheckedRef.h>
#include <wtf/CompletionHandler.h>
#include <wtf/CrossThreadCopier.h>
#include <wtf/WeakPtr.h>
namespace WebKit {
class NetworkRTCMonitor;
}
namespace IPC {
class Connection;
class Decoder;
}
namespace WebKit {
class NetworkRTCProvider;
class NetworkRTCMonitor final : public CanMakeWeakPtr<NetworkRTCMonitor> {
public:
explicit NetworkRTCMonitor(NetworkRTCProvider&);
~NetworkRTCMonitor();
void didReceiveMessage(IPC::Connection&, IPC::Decoder&);
void stopUpdating();
#if ASSERT_ENABLED
bool isStarted() const { return m_isStarted; }
#endif
NetworkRTCProvider& rtcProvider();
void onNetworksChanged(const Vector<RTCNetwork>&, const RTCNetwork::IPAddress&, const RTCNetwork::IPAddress&);
const RTCNetwork::IPAddress& ipv4() const;
const RTCNetwork::IPAddress& ipv6() const;
void ref();
void deref();
std::optional<SharedPreferencesForWebProcess> sharedPreferencesForWebProcess(IPC::Connection&) const;
static std::optional<RTCNetwork::IPAddress> getDefaultIPAddress(bool useIPv4);
static HashMap<String, RTCNetwork> gatherNetworkMap();
static bool hasNetworkChanged(const RTCNetwork&, const RTCNetwork&);
static bool sortNetworks(const RTCNetwork &, const RTCNetwork &);
static bool isEqual(const RTCNetwork::InterfaceAddress&, const RTCNetwork::InterfaceAddress&);
static bool isEqual(const RTCNetwork::IPAddress&, const RTCNetwork::IPAddress&);
static bool isEqual(const Vector<RTCNetwork::InterfaceAddress>&, const Vector<RTCNetwork::InterfaceAddress>&);
private:
void startUpdatingIfNeeded();
CheckedRef<NetworkRTCProvider> m_rtcProvider;
#if ASSERT_ENABLED
bool m_isStarted { false };
#endif
};
class IPAddressCallbackAggregator final : public ThreadSafeRefCounted<IPAddressCallbackAggregator, WTF::DestructionThread::MainRunLoop> {
public:
using Callback = CompletionHandler<void(RTCNetwork::IPAddress&&, RTCNetwork::IPAddress&&, HashMap<String, RTCNetwork>&&)>;
static Ref<IPAddressCallbackAggregator> create(Callback&& callback) { return adoptRef(*new IPAddressCallbackAggregator(WTFMove(callback))); }
~IPAddressCallbackAggregator()
{
m_callback(WTFMove(m_ipv4), WTFMove(m_ipv6), WTFMove(m_networkMap));
}
void setIPv4(RTCNetwork::IPAddress&& ipv4) { m_ipv4 = WTFMove(ipv4); }
void setIPv6(RTCNetwork::IPAddress&& ipv6) { m_ipv6 = WTFMove(ipv6); }
void setNetworkMap(HashMap<String, RTCNetwork>&& networkMap) { m_networkMap = crossThreadCopy(WTFMove(networkMap)); }
private:
explicit IPAddressCallbackAggregator(Callback&& callback)
: m_callback(WTFMove(callback))
{
}
Callback m_callback;
HashMap<String, RTCNetwork> m_networkMap;
RTCNetwork::IPAddress m_ipv4;
RTCNetwork::IPAddress m_ipv6;
};
} // namespace WebKit
#endif // USE(LIBWEBRTC)
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