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/*
* Copyright (C) 2009 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. ``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
* 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.
*/
#ifndef ProtectionSpaceHash_h
#define ProtectionSpaceHash_h
#include "ProtectionSpace.h"
#include <wtf/HashTraits.h>
namespace WebCore {
struct ProtectionSpaceHash {
static unsigned hash(const ProtectionSpace& protectionSpace)
{
unsigned hashCodes[5] = {
protectionSpace.host().impl() ? protectionSpace.host().impl()->hash() : 0,
static_cast<unsigned>(protectionSpace.port()),
protectionSpace.serverType(),
protectionSpace.authenticationScheme(),
protectionSpace.realm().impl() ? protectionSpace.realm().impl()->hash() : 0
};
unsigned codeCount = sizeof(hashCodes);
// Ignore realm for proxies.
if (protectionSpace.isProxy())
codeCount -= sizeof(hashCodes[0]);
return StringHasher::hashMemory(hashCodes, codeCount);
}
static bool equal(const ProtectionSpace& a, const ProtectionSpace& b) { return a == b; }
static const bool safeToCompareToEmptyOrDeleted = false;
};
} // namespace WebCore
namespace WTF {
template<> struct HashTraits<WebCore::ProtectionSpace> : SimpleClassHashTraits<WebCore::ProtectionSpace> { };
template<typename T> struct DefaultHash;
template<> struct DefaultHash<WebCore::ProtectionSpace> {
typedef WebCore::ProtectionSpaceHash Hash;
};
} // namespace WTF
#endif // ProtectionSpaceHash_h
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