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* Copyright (C) 2010 Apple Inc. All Rights Reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED BY APPLE, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#ifndef SchemeRegistry_h
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#define SchemeRegistry_h
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#include <wtf/HashSet.h>
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#include <wtf/text/StringHash.h>
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#include <wtf/text/WTFString.h>
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typedef HashSet<String, CaseFoldingHash> URLSchemesMap;
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class SchemeRegistry {
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static void registerURLSchemeAsLocal(const String&);
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static void removeURLSchemeRegisteredAsLocal(const String&);
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static const URLSchemesMap& localSchemes();
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static bool shouldTreatURLSchemeAsLocal(const String&);
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// Secure schemes do not trigger mixed content warnings. For example,
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// https and data are secure schemes because they cannot be corrupted by
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// active network attackers.
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static void registerURLSchemeAsSecure(const String&);
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static bool shouldTreatURLSchemeAsSecure(const String&);
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static void registerURLSchemeAsNoAccess(const String&);
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static bool shouldTreatURLSchemeAsNoAccess(const String&);
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// Display-isolated schemes can only be displayed (in the sense of
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// SecurityOrigin::canDisplay) by documents from the same scheme.
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static void registerURLSchemeAsDisplayIsolated(const String&);
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static bool shouldTreatURLSchemeAsDisplayIsolated(const String&);
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static void registerURLSchemeAsEmptyDocument(const String&);
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static bool shouldLoadURLSchemeAsEmptyDocument(const String&);
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static void setDomainRelaxationForbiddenForURLScheme(bool forbidden, const String&);
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static bool isDomainRelaxationForbiddenForURLScheme(const String&);
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// Such schemes should delegate to SecurityOrigin::canRequest for any URL
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// passed to SecurityOrigin::canDisplay.
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static bool canDisplayOnlyIfCanRequest(const String& scheme);
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static void registerAsCanDisplayOnlyIfCanRequest(const String& scheme);
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// Schemes against which javascript: URLs should not be allowed to run (stop
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// bookmarklets from running on sensitive pages).
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static void registerURLSchemeAsNotAllowingJavascriptURLs(const String& scheme);
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static bool shouldTreatURLSchemeAsNotAllowingJavascriptURLs(const String& scheme);
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// Let some schemes opt-out of Private Browsing's default behavior of prohibiting read/write
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// access to Local Storage and Databases.
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static void registerURLSchemeAsAllowingLocalStorageAccessInPrivateBrowsing(const String& scheme);
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static bool allowsLocalStorageAccessInPrivateBrowsing(const String& scheme);
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static void registerURLSchemeAsAllowingDatabaseAccessInPrivateBrowsing(const String& scheme);
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static bool allowsDatabaseAccessInPrivateBrowsing(const String& scheme);
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// Allow non-HTTP schemes to be registered to allow CORS requests.
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static void registerURLSchemeAsCORSEnabled(const String& scheme);
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static bool shouldTreatURLSchemeAsCORSEnabled(const String& scheme);
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// Allow resources from some schemes to load on a page, regardless of its
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// Content Security Policy.
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static void registerURLSchemeAsBypassingContentSecurityPolicy(const String& scheme);
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static void removeURLSchemeRegisteredAsBypassingContentSecurityPolicy(const String& scheme);
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static bool schemeShouldBypassContentSecurityPolicy(const String& scheme);
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} // namespace WebCore
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#endif // SchemeRegistry_h