1/*
2 * Copyright (C) 2008 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of Apple Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#pragma once
30
31#include <wtf/URL.h>
32#include "SecurityOrigin.h"
33#include <wtf/RefPtr.h>
34
35namespace WebCore {
36
37struct SecurityOriginHash {
38 static unsigned hash(SecurityOrigin* origin)
39 {
40 unsigned hashCodes[3] = {
41 origin->protocol().impl() ? origin->protocol().impl()->hash() : 0,
42 origin->host().impl() ? origin->host().impl()->hash() : 0,
43 origin->port().valueOr(0)
44 };
45 return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes);
46 }
47 static unsigned hash(const RefPtr<SecurityOrigin>& origin)
48 {
49 return hash(origin.get());
50 }
51
52 static bool equal(SecurityOrigin* a, SecurityOrigin* b)
53 {
54 if (!a || !b)
55 return a == b;
56 return a->isSameSchemeHostPort(*b);
57 }
58 static bool equal(SecurityOrigin* a, const RefPtr<SecurityOrigin>& b)
59 {
60 return equal(a, b.get());
61 }
62 static bool equal(const RefPtr<SecurityOrigin>& a, SecurityOrigin* b)
63 {
64 return equal(a.get(), b);
65 }
66 static bool equal(const RefPtr<SecurityOrigin>& a, const RefPtr<SecurityOrigin>& b)
67 {
68 return equal(a.get(), b.get());
69 }
70
71 static const bool safeToCompareToEmptyOrDeleted = false;
72};
73
74} // namespace WebCore
75
76namespace WTF {
77 template<typename> struct DefaultHash;
78
79 template<> struct DefaultHash<RefPtr<WebCore::SecurityOrigin>> {
80 typedef WebCore::SecurityOriginHash Hash;
81 };
82
83} // namespace WTF
84