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 Computer, 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#ifndef SecurityOriginHash_h 30#define SecurityOriginHash_h 31 32#include "platform/weborigin/KURL.h" 33#include "platform/weborigin/SecurityOrigin.h" 34#include "wtf/RefPtr.h" 35 36namespace blink { 37 38struct SecurityOriginHash { 39 static unsigned hash(SecurityOrigin* origin) 40 { 41 unsigned hashCodes[3] = { 42 origin->protocol().impl() ? origin->protocol().impl()->hash() : 0, 43 origin->host().impl() ? origin->host().impl()->hash() : 0, 44 origin->port() 45 }; 46 return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes); 47 } 48 static unsigned hash(const RefPtr<SecurityOrigin>& origin) 49 { 50 return hash(origin.get()); 51 } 52 53 static bool equal(SecurityOrigin* a, SecurityOrigin* b) 54 { 55 if (!a || !b) 56 return a == b; 57 58 if (a == b) 59 return true; 60 61 if (!a->isSameSchemeHostPort(b)) 62 return false; 63 64 if (a->domainWasSetInDOM() != b->domainWasSetInDOM()) 65 return false; 66 67 if (a->domainWasSetInDOM() && a->domain() != b->domain()) 68 return false; 69 70 return true; 71 } 72 static bool equal(SecurityOrigin* a, const RefPtr<SecurityOrigin>& b) 73 { 74 return equal(a, b.get()); 75 } 76 static bool equal(const RefPtr<SecurityOrigin>& a, SecurityOrigin* b) 77 { 78 return equal(a.get(), b); 79 } 80 static bool equal(const RefPtr<SecurityOrigin>& a, const RefPtr<SecurityOrigin>& b) 81 { 82 return equal(a.get(), b.get()); 83 } 84 85 static const bool safeToCompareToEmptyOrDeleted = false; 86}; 87 88} // namespace blink 89 90namespace WTF { 91 92template<> struct DefaultHash<RefPtr<blink::SecurityOrigin> > { 93 typedef blink::SecurityOriginHash Hash; 94}; 95 96} // namespace WTF 97 98#endif // SecurityOriginHash_h 99