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/*
* Copyright (C) 2015 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(CONTENT_EXTENSIONS)
#include "CachedResource.h"
#include <wtf/OptionSet.h>
#include <wtf/URL.h>
namespace WebCore::ContentExtensions {
enum class ActionCondition : uint32_t {
None = 0x00000,
IfTopURL = 0x20000,
UnlessTopURL = 0x40000,
IfFrameURL = 0x60000,
UnlessFrameURL = 0x80000
};
static constexpr uint32_t ActionConditionMask = 0xE0000;
enum class ResourceType : uint32_t {
Document = 0x0001,
Image = 0x0002,
StyleSheet = 0x0004,
Script = 0x0008,
Font = 0x0010,
SVGDocument = 0x0020,
Media = 0x0040,
Popup = 0x0080,
Ping = 0x0100,
Fetch = 0x0200,
WebSocket = 0x0400,
Other = 0x0800,
CSPReport = 0x10000,
};
static constexpr uint32_t ResourceTypeMask = 0x10FFF;
enum class LoadType : uint32_t {
FirstParty = 0x1000,
ThirdParty = 0x2000,
};
static constexpr uint32_t LoadTypeMask = 0x3000;
enum class LoadContext : uint32_t {
TopFrame = 0x4000,
ChildFrame = 0x8000,
};
static constexpr uint32_t LoadContextMask = 0xC000;
using ResourceFlags = uint32_t;
constexpr ResourceFlags AllResourceFlags = LoadTypeMask | ResourceTypeMask | LoadContextMask | ActionConditionMask;
// The first 32 bits of a uint64_t action are used for the action location.
// The next 20 bits are used for the flags (ResourceType, LoadType, LoadContext, ActionCondition).
// The values -1 and -2 are used for removed and empty values in HashTables.
static constexpr uint64_t ActionFlagMask = 0x000FFFFF00000000;
OptionSet<ResourceType> toResourceType(CachedResource::Type, ResourceRequestRequester);
std::optional<OptionSet<ResourceType>> readResourceType(StringView);
std::optional<OptionSet<LoadType>> readLoadType(StringView);
std::optional<OptionSet<LoadContext>> readLoadContext(StringView);
ASCIILiteral resourceTypeToString(OptionSet<ResourceType>);
struct ResourceLoadInfo {
URL resourceURL;
URL mainDocumentURL;
URL frameURL;
OptionSet<ResourceType> type;
bool mainFrameContext { false };
bool isThirdParty() const;
ResourceFlags getResourceFlags() const;
ResourceLoadInfo isolatedCopy() const & { return { resourceURL.isolatedCopy(), mainDocumentURL.isolatedCopy(), frameURL.isolatedCopy(), type, mainFrameContext }; }
ResourceLoadInfo isolatedCopy() && { return { WTFMove(resourceURL).isolatedCopy(), WTFMove(mainDocumentURL).isolatedCopy(), WTFMove(frameURL).isolatedCopy(), type, mainFrameContext }; }
};
} // namespace WebCore::ContentExtensions
#endif
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