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/*
* Copyright (C) 2024 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 "PublicSuffix.h"
#include <wtf/HashMap.h>
#include <wtf/HashSet.h>
#include <wtf/text/StringHash.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class PublicSuffixStore {
public:
WEBCORE_EXPORT static PublicSuffixStore& singleton();
// https://url.spec.whatwg.org/#host-public-suffix
WEBCORE_EXPORT bool isPublicSuffix(StringView domain) const;
WEBCORE_EXPORT PublicSuffix publicSuffix(const URL&) const;
WEBCORE_EXPORT String topPrivatelyControlledDomain(StringView host) const;
WEBCORE_EXPORT void clearHostTopPrivatelyControlledDomainCache();
WEBCORE_EXPORT String topPrivatelyControlledDomainWithoutPublicSuffix(StringView host) const;
WEBCORE_EXPORT String domainWithoutPublicSuffix(StringView domain) const;
#if PLATFORM(COCOA)
WEBCORE_EXPORT void enablePublicSuffixCache();
WEBCORE_EXPORT void addPublicSuffix(const PublicSuffix&);
#endif
private:
friend LazyNeverDestroyed<PublicSuffixStore>;
PublicSuffixStore() = default;
bool platformIsPublicSuffix(StringView domain) const;
String platformTopPrivatelyControlledDomain(StringView host) const;
mutable Lock m_HostTopPrivatelyControlledDomainCacheLock;
mutable UncheckedKeyHashMap<String, String, ASCIICaseInsensitiveHash> m_hostTopPrivatelyControlledDomainCache WTF_GUARDED_BY_LOCK(m_HostTopPrivatelyControlledDomainCacheLock);
#if PLATFORM(COCOA)
mutable Lock m_publicSuffixCacheLock;
std::optional<UncheckedKeyHashSet<PublicSuffix>> m_publicSuffixCache WTF_GUARDED_BY_LOCK(m_publicSuffixCacheLock);
#endif
};
} // namespace WebCore
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