/* | |
* Copyright (C) 2008 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. | |
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of | |
* its contributors may be used to endorse or promote products derived | |
* from this software without specific prior written permission. | |
* | |
* THIS SOFTWARE IS PROVIDED BY APPLE 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 OR ITS CONTRIBUTORS BE LIABLE FOR ANY | |
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
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*/ | |
#ifndef SecurityOriginHash_h | |
#define SecurityOriginHash_h | |
#include "KURL.h" | |
#include "SecurityOrigin.h" | |
#include <wtf/RefPtr.h> | |
namespace WebCore { | |
struct SecurityOriginHash { | |
static unsigned hash(SecurityOrigin* origin) | |
{ | |
unsigned hashCodes[3] = { | |
origin->protocol().impl() ? origin->protocol().impl()->hash() : 0, | |
origin->host().impl() ? origin->host().impl()->hash() : 0, | |
origin->port() | |
}; | |
return StringImpl::computeHash(reinterpret_cast<UChar*>(hashCodes), sizeof(hashCodes) / sizeof(UChar)); | |
} | |
static unsigned hash(const RefPtr<SecurityOrigin>& origin) | |
{ | |
return hash(origin.get()); | |
} | |
static bool equal(SecurityOrigin* a, SecurityOrigin* b) | |
{ | |
// FIXME: The hash function above compares three specific fields. | |
// This code to compare those three specific fields should be moved here from | |
// SecurityOrigin as mentioned in SecurityOrigin.h so we don't accidentally change | |
// equal without changing hash to match it. | |
if (!a || !b) | |
return a == b; | |
return a->equal(b); | |
} | |
static bool equal(SecurityOrigin* a, const RefPtr<SecurityOrigin>& b) | |
{ | |
return equal(a, b.get()); | |
} | |
static bool equal(const RefPtr<SecurityOrigin>& a, SecurityOrigin* b) | |
{ | |
return equal(a.get(), b); | |
} | |
static bool equal(const RefPtr<SecurityOrigin>& a, const RefPtr<SecurityOrigin>& b) | |
{ | |
return equal(a.get(), b.get()); | |
} | |
static const bool safeToCompareToEmptyOrDeleted = false; | |
}; | |
} // namespace WebCore | |
#endif |