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/*
* Copyright (C) 2011 Google 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 Google, Inc. ("Google") 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 GOOGLE 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
* (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
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "FetchOptions.h"
#include <wtf/text/WTFString.h>
namespace WebCore {
class SecurityOrigin;
class UserContentURLPattern;
class SecurityPolicy {
public:
// True if the referrer should be omitted according to ReferrerPolicy::Default.
// If you intend to send a referrer header, you should use generateReferrerHeader instead.
WEBCORE_EXPORT static bool shouldHideReferrer(const URL&, const String& referrer);
// Returns the referrer's security origin plus a / to make it a canonical URL
// and thus useable as referrer.
static String referrerToOriginString(const String& referrer);
// Returns the referrer modified according to the referrer policy for a
// navigation to a given URL. If the referrer returned is empty, the
// referrer header should be omitted.
WEBCORE_EXPORT static String generateReferrerHeader(ReferrerPolicy, const URL&, const String& referrer);
static String generateOriginHeader(ReferrerPolicy, const URL&, const SecurityOrigin&);
static bool shouldInheritSecurityOriginFromOwner(const URL&);
static bool isBaseURLSchemeAllowed(const URL&);
enum LocalLoadPolicy {
AllowLocalLoadsForAll, // No restriction on local loads.
AllowLocalLoadsForLocalAndSubstituteData,
AllowLocalLoadsForLocalOnly,
};
WEBCORE_EXPORT static void setLocalLoadPolicy(LocalLoadPolicy);
static bool restrictAccessToLocal();
static bool allowSubstituteDataAccessToLocal();
WEBCORE_EXPORT static void allowAccessTo(const UserContentURLPattern&);
WEBCORE_EXPORT static void addOriginAccessAllowlistEntry(const SecurityOrigin& sourceOrigin, const String& destinationProtocol, const String& destinationDomain, bool allowDestinationSubdomains);
WEBCORE_EXPORT static void removeOriginAccessAllowlistEntry(const SecurityOrigin& sourceOrigin, const String& destinationProtocol, const String& destinationDomain, bool allowDestinationSubdomains);
WEBCORE_EXPORT static void resetOriginAccessAllowlists();
static bool isAccessAllowed(const SecurityOrigin& activeOrigin, const SecurityOrigin& targetOrigin, const URL& targetURL);
static bool isAccessAllowed(const SecurityOrigin& activeOrigin, const URL& targetURL);
};
} // namespace WebCore