/* | |
* 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, | |
protectionSpace.port(), | |
protectionSpace.serverType(), | |
protectionSpace.authenticationScheme(), | |
protectionSpace.realm().impl() ? protectionSpace.realm().impl()->hash() : 0 | |
}; | |
unsigned codeCount = sizeof(hashCodes) / sizeof(UChar); | |
// Ignore realm for proxies. | |
if (protectionSpace.isProxy()) | |
codeCount -= sizeof(hashCodes[0]) / sizeof(UChar); | |
return StringImpl::computeHash(reinterpret_cast<UChar*>(hashCodes), codeCount); | |
} | |
static bool equal(const ProtectionSpace& a, const ProtectionSpace& b) { return a == b; } | |
static const bool safeToCompareToEmptyOrDeleted = false; | |
}; | |
} // namespace WebCore | |
namespace WTF { | |
// WebCore::ProtectionSpaceHash is the default hash for ProtectionSpace | |
template<> struct HashTraits<WebCore::ProtectionSpace> : GenericHashTraits<WebCore::ProtectionSpace> { | |
static const bool emptyValueIsZero = true; | |
static void constructDeletedValue(WebCore::ProtectionSpace& slot) { new (&slot) WebCore::ProtectionSpace(HashTableDeletedValue); } | |
static bool isDeletedValue(const WebCore::ProtectionSpace& slot) { return slot.isHashTableDeletedValue(); } | |
}; | |
template<typename T> struct DefaultHash; | |
template<> struct DefaultHash<WebCore::ProtectionSpace> { | |
typedef WebCore::ProtectionSpaceHash Hash; | |
}; | |
} // namespace WTF | |
#endif // ProtectionSpaceHash_h |