webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 137 insertions, 0 deletions

diff --git a/Source/WebCore/page/SecurityOriginData.h b/Source/WebCore/page/SecurityOriginData.h
new file mode 100644
index 000000000..82de09699
--- /dev/null
+++ b/Source/WebCore/page/SecurityOriginData.h
@@ -0,0 +1,137 @@
+ /*
+ * 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/text/WTFString.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 fromSecurityOrigin(const SecurityOrigin&);
+    WEBCORE_EXPORT static SecurityOriginData fromFrame(Frame*);
+
+    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;
+
+    // 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 bool decode(Decoder&, SecurityOriginData&);
+
+    bool isEmpty() const
+    {
+        return protocol.isNull() && host.isNull() && port == std::nullopt;
+    }
+    
+    bool isHashTableDeletedValue() const
+    {
+        return protocol.isHashTableDeletedValue();
+    }
+    
+#if !LOG_DISABLED
+    WEBCORE_EXPORT String debugString() const;
+#endif
+};
+
+WEBCORE_EXPORT bool operator==(const SecurityOriginData&, const SecurityOriginData&);
+
+template<class Encoder>
+void SecurityOriginData::encode(Encoder& encoder) const
+{
+    encoder << protocol;
+    encoder << host;
+    encoder << port;
+}
+
+template<class Decoder>
+bool SecurityOriginData::decode(Decoder& decoder, SecurityOriginData& securityOriginData)
+{
+    if (!decoder.decode(securityOriginData.protocol))
+        return false;
+    if (!decoder.decode(securityOriginData.host))
+        return false;
+    if (!decoder.decode(securityOriginData.port))
+        return false;
+
+    return true;
+}
+
+struct SecurityOriginDataHashTraits : WTF::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)
+    {
+        unsigned hashCodes[3] = {
+            data.protocol.impl() ? data.protocol.impl()->hash() : 0,
+            data.host.impl() ? data.host.impl()->hash() : 0,
+            data.port.value_or(0)
+        };
+        return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes);
+    }
+    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> {
+    typedef WebCore::SecurityOriginDataHash Hash;
+};
+
+} // namespace WTF