/*
* Copyright (C) 2010 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 COMPUTER, 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 SchemeRegistry_h
#define SchemeRegistry_h
#include "platform/PlatformExport.h"
#include "wtf/HashSet.h"
#include "wtf/text/StringHash.h"
#include "wtf/text/WTFString.h"
namespace WebCore {
typedef HashSet<String, CaseFoldingHash> URLSchemesMap;
class PLATFORM_EXPORT SchemeRegistry {
public:
static void registerURLSchemeAsLocal(const String&);
static void removeURLSchemeRegisteredAsLocal(const String&);
static const URLSchemesMap& localSchemes();
static bool shouldTreatURLSchemeAsLocal(const String&);
// Secure schemes do not trigger mixed content warnings. For example,
// https and data are secure schemes because they cannot be corrupted by
// active network attackers.
static void registerURLSchemeAsSecure(const String&);
static bool shouldTreatURLSchemeAsSecure(const String&);
static void registerURLSchemeAsNoAccess(const String&);
static bool shouldTreatURLSchemeAsNoAccess(const String&);
// Display-isolated schemes can only be displayed (in the sense of
// SecurityOrigin::canDisplay) by documents from the same scheme.
static void registerURLSchemeAsDisplayIsolated(const String&);
static bool shouldTreatURLSchemeAsDisplayIsolated(const String&);
static void registerURLSchemeAsEmptyDocument(const String&);
static bool shouldLoadURLSchemeAsEmptyDocument(const String&);
static void setDomainRelaxationForbiddenForURLScheme(bool forbidden, const String&);
static bool isDomainRelaxationForbiddenForURLScheme(const String&);
// Such schemes should delegate to SecurityOrigin::canRequest for any URL
// passed to SecurityOrigin::canDisplay.
static bool canDisplayOnlyIfCanRequest(const String& scheme);
static void registerAsCanDisplayOnlyIfCanRequest(const String& scheme);
// Schemes against which javascript: URLs should not be allowed to run (stop
// bookmarklets from running on sensitive pages).
static void registerURLSchemeAsNotAllowingJavascriptURLs(const String& scheme);
static bool shouldTreatURLSchemeAsNotAllowingJavascriptURLs(const String& scheme);
// Allow non-HTTP schemes to be registered to allow CORS requests.
static void registerURLSchemeAsCORSEnabled(const String& scheme);
static bool shouldTreatURLSchemeAsCORSEnabled(const String& scheme);
// Allow resources from some schemes to load on a page, regardless of its
// Content Security Policy.
static void registerURLSchemeAsBypassingContentSecurityPolicy(const String& scheme);
static void removeURLSchemeRegisteredAsBypassingContentSecurityPolicy(const String& scheme);
static bool schemeShouldBypassContentSecurityPolicy(const String& scheme);
};
} // namespace WebCore
#endif // SchemeRegistry_h