Source/WebCore/loader/ReportingEndpointsCache.h

/*
 * Copyright (C) 2021 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 "SecurityOriginData.h"
#include <wtf/HashMap.h>
#include <wtf/MonotonicTime.h>
#include <wtf/RefCounted.h>
#include <wtf/URLHash.h>

namespace WebCore {

class ResourceResponse;

// https://www.w3.org/TR/reporting/#concept-storage
class ReportingEndpointsCache : public RefCounted<ReportingEndpointsCache> {
    WTF_MAKE_FAST_ALLOCATED;
public:
    WEBCORE_EXPORT static Ref<ReportingEndpointsCache> create();
    WEBCORE_EXPORT ~ReportingEndpointsCache();

    WEBCORE_EXPORT void addEndpointsFromReportToHeader(const URL&, const String&);
    void addEndpointsFromResponse(const ResourceResponse&);
    URL endpointURL(const SecurityOriginData&, const String& group) const;

private:
    ReportingEndpointsCache();
    void addEndpointFromDictionary(const SecurityOriginData&, const URL& responseURL, StringView);

    struct Endpoint;
    mutable HashMap<SecurityOriginData, HashMap<String, Endpoint>> m_endpointsPerOrigin;
};

} // namespace WebCore