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/*
* 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
#if ENABLE(WEB_RTC)
#include "RTCNetwork.h"
#include "SharedPreferencesForWebProcess.h"
#include <WebCore/ProcessQualified.h>
#include <WebCore/ScriptExecutionContextIdentifier.h>
#include <wtf/CheckedRef.h>
#include <wtf/Expected.h>
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#if PLATFORM(COCOA) && defined __has_include && __has_include(<dns_sd.h>)
#define ENABLE_MDNS 1
#else
#define ENABLE_MDNS 0
#endif
#if ENABLE_MDNS
#include <dns_sd.h>
#endif
namespace IPC {
class Connection;
class Decoder;
}
namespace PAL {
class SessionID;
}
namespace WebCore {
enum class MDNSRegisterError : uint8_t;
}
namespace WebKit {
class NetworkConnectionToWebProcess;
class NetworkMDNSRegister {
public:
NetworkMDNSRegister(NetworkConnectionToWebProcess&);
~NetworkMDNSRegister();
void ref() const;
void deref() const;
void didReceiveMessage(IPC::Connection&, IPC::Decoder&);
#if ENABLE_MDNS
void closeAndForgetService(DNSServiceRef);
#endif
bool hasRegisteredName(const String&) const;
std::optional<SharedPreferencesForWebProcess> sharedPreferencesForWebProcess() const;
private:
void unregisterMDNSNames(WebCore::ScriptExecutionContextIdentifier);
void registerMDNSName(WebCore::ScriptExecutionContextIdentifier, const String& ipAddress, CompletionHandler<void(const String&, std::optional<WebCore::MDNSRegisterError>)>&&);
PAL::SessionID sessionID() const;
WeakRef<NetworkConnectionToWebProcess> m_connection;
HashSet<String> m_registeredNames;
HashMap<WebCore::ScriptExecutionContextIdentifier, Vector<String>> m_perDocumentRegisteredNames;
#if ENABLE_MDNS
struct DNSServiceDeallocator;
HashMap<WebCore::ScriptExecutionContextIdentifier, std::unique_ptr<_DNSServiceRef_t, DNSServiceDeallocator>> m_services;
#endif
};
} // namespace WebKit
#endif // ENABLE(WEB_RTC)
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