158 lines
5.3 KiB
C++
158 lines
5.3 KiB
C++
/*
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* Copyright (C) 2011, 2015 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <wtf/URL.h>
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namespace WebCore {
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class Frame;
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class SecurityOrigin;
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struct SecurityOriginData {
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SecurityOriginData() = default;
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SecurityOriginData(const String& protocol, const String& host, std::optional<uint16_t> port)
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: protocol(protocol)
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, host(host)
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, port(port)
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{
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}
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SecurityOriginData(WTF::HashTableDeletedValueType)
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: protocol(WTF::HashTableDeletedValue)
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{
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}
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WEBCORE_EXPORT static SecurityOriginData fromFrame(Frame*);
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static SecurityOriginData fromURL(const URL& url)
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{
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return SecurityOriginData {
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url.protocol().isNull() ? emptyString() : url.protocol().convertToASCIILowercase(),
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url.host().isNull() ? emptyString() : url.host().convertToASCIILowercase(),
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url.port()
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};
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}
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WEBCORE_EXPORT Ref<SecurityOrigin> securityOrigin() const;
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// FIXME <rdar://9018386>: We should be sending more state across the wire than just the protocol,
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// host, and port.
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String protocol;
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String host;
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std::optional<uint16_t> port;
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WEBCORE_EXPORT SecurityOriginData isolatedCopy() const;
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// Serialize the security origin to a string that could be used as part of
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// file names. This format should be used in storage APIs only.
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WEBCORE_EXPORT String databaseIdentifier() const;
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WEBCORE_EXPORT static std::optional<SecurityOriginData> fromDatabaseIdentifier(const String&);
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template<class Encoder> void encode(Encoder&) const;
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template<class Decoder> static std::optional<SecurityOriginData> decode(Decoder&);
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bool isEmpty() const
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{
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return protocol.isNull() && host.isNull() && port == std::nullopt;
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}
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bool isHashTableDeletedValue() const
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{
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return protocol.isHashTableDeletedValue();
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}
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WEBCORE_EXPORT String toString() const;
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#if !LOG_DISABLED
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String debugString() const { return toString(); }
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#endif
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};
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WEBCORE_EXPORT bool operator==(const SecurityOriginData&, const SecurityOriginData&);
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inline bool operator!=(const SecurityOriginData& first, const SecurityOriginData& second) { return !(first == second); }
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template<class Encoder>
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void SecurityOriginData::encode(Encoder& encoder) const
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{
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encoder << protocol;
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encoder << host;
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encoder << port;
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}
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template<class Decoder>
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std::optional<SecurityOriginData> SecurityOriginData::decode(Decoder& decoder)
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{
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std::optional<String> protocol;
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decoder >> protocol;
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if (!protocol)
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return std::nullopt;
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std::optional<String> host;
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decoder >> host;
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if (!host)
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return std::nullopt;
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std::optional<std::optional<uint16_t>> port;
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decoder >> port;
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if (!port)
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return std::nullopt;
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SecurityOriginData data { WTFMove(*protocol), WTFMove(*host), WTFMove(*port) };
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if (data.isHashTableDeletedValue())
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return std::nullopt;
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return data;
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}
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struct SecurityOriginDataHashTraits : WTF::SimpleClassHashTraits<SecurityOriginData> {
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static const bool hasIsEmptyValueFunction = true;
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static const bool emptyValueIsZero = false;
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static bool isEmptyValue(const SecurityOriginData& data) { return data.isEmpty(); }
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};
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struct SecurityOriginDataHash {
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static unsigned hash(const SecurityOriginData& data)
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{
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unsigned hashCodes[3] = {
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data.protocol.impl() ? data.protocol.impl()->hash() : 0,
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data.host.impl() ? data.host.impl()->hash() : 0,
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data.port.value_or(0)
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};
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return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes);
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}
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static bool equal(const SecurityOriginData& a, const SecurityOriginData& b) { return a == b; }
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static const bool safeToCompareToEmptyOrDeleted = false;
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};
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} // namespace WebCore
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namespace WTF {
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template<> struct HashTraits<WebCore::SecurityOriginData> : WebCore::SecurityOriginDataHashTraits { };
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template<> struct DefaultHash<WebCore::SecurityOriginData> : WebCore::SecurityOriginDataHash { };
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} // namespace WTF
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