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/*
* Copyright (C) 2011, 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
#include <wtf/Hasher.h>
#include <wtf/URL.h>
namespace WebCore {
class Frame;
class SecurityOrigin;
struct SecurityOriginData {
SecurityOriginData() = default;
SecurityOriginData(const String& protocol, const String& host, std::optional<uint16_t> port)
: protocol(protocol)
, host(host)
, port(port)
{
}
SecurityOriginData(WTF::HashTableDeletedValueType)
: protocol(WTF::HashTableDeletedValue)
{
}
WEBCORE_EXPORT static SecurityOriginData fromFrame(Frame*);
static SecurityOriginData fromURL(const URL& url)
{
return SecurityOriginData {
url.protocol().isNull() ? emptyString() : url.protocol().convertToASCIILowercase(),
url.host().isNull() ? emptyString() : url.host().convertToASCIILowercase(),
url.port()
};
}
WEBCORE_EXPORT Ref<SecurityOrigin> securityOrigin() const;
// FIXME <rdar://9018386>: We should be sending more state across the wire than just the protocol,
// host, and port.
String protocol;
String host;
std::optional<uint16_t> port;
WEBCORE_EXPORT SecurityOriginData isolatedCopy() const &;
WEBCORE_EXPORT SecurityOriginData isolatedCopy() &&;
// Serialize the security origin to a string that could be used as part of
// file names. This format should be used in storage APIs only.
WEBCORE_EXPORT String databaseIdentifier() const;
WEBCORE_EXPORT static std::optional<SecurityOriginData> fromDatabaseIdentifier(const String&);
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static std::optional<SecurityOriginData> decode(Decoder&);
bool isEmpty() const
{
return protocol.isNull() && host.isNull() && port == std::nullopt;
}
bool isHashTableDeletedValue() const
{
return protocol.isHashTableDeletedValue();
}
WEBCORE_EXPORT String toString() const;
URL toURL() const;
#if !LOG_DISABLED
String debugString() const { return toString(); }
#endif
};
WEBCORE_EXPORT bool operator==(const SecurityOriginData&, const SecurityOriginData&);
inline bool operator!=(const SecurityOriginData& first, const SecurityOriginData& second) { return !(first == second); }
inline void add(Hasher& hasher, const SecurityOriginData& data)
{
add(hasher, data.protocol, data.host, data.port);
}
template<class Encoder>
void SecurityOriginData::encode(Encoder& encoder) const
{
encoder << protocol;
encoder << host;
encoder << port;
}
template<class Decoder>
std::optional<SecurityOriginData> SecurityOriginData::decode(Decoder& decoder)
{
std::optional<String> protocol;
decoder >> protocol;
if (!protocol)
return std::nullopt;
std::optional<String> host;
decoder >> host;
if (!host)
return std::nullopt;
std::optional<std::optional<uint16_t>> port;
decoder >> port;
if (!port)
return std::nullopt;
SecurityOriginData data { WTFMove(*protocol), WTFMove(*host), WTFMove(*port) };
if (data.isHashTableDeletedValue())
return std::nullopt;
return data;
}
struct SecurityOriginDataHashTraits : SimpleClassHashTraits<SecurityOriginData> {
static const bool hasIsEmptyValueFunction = true;
static const bool emptyValueIsZero = false;
static bool isEmptyValue(const SecurityOriginData& data) { return data.isEmpty(); }
};
struct SecurityOriginDataHash {
static unsigned hash(const SecurityOriginData& data) { return computeHash(data); }
static bool equal(const SecurityOriginData& a, const SecurityOriginData& b) { return a == b; }
static const bool safeToCompareToEmptyOrDeleted = false;
};
} // namespace WebCore
namespace WTF {
template<> struct HashTraits<WebCore::SecurityOriginData> : WebCore::SecurityOriginDataHashTraits { };
template<> struct DefaultHash<WebCore::SecurityOriginData> : WebCore::SecurityOriginDataHash { };
} // namespace WTF
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