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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.
*
* THIS SOFTWARE IS PROVIDED BY GOOGLE, 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 SecurityContext_h
#define SecurityContext_h
#include "core/CoreExport.h"
#include "core/dom/SandboxFlags.h"
#include "platform/feature_policy/FeaturePolicy.h"
#include "platform/heap/Handle.h"
#include "platform/weborigin/Suborigin.h"
#include "public/platform/WebAddressSpace.h"
#include "public/platform/WebFeaturePolicy.h"
#include "public/platform/WebInsecureRequestPolicy.h"
#include "public/platform/WebURLRequest.h"
#include "wtf/HashSet.h"
#include "wtf/Noncopyable.h"
#include "wtf/PassRefPtr.h"
#include "wtf/RefPtr.h"
#include "wtf/text/StringHash.h"
#include "wtf/text/WTFString.h"
#include <memory>
namespace blink {
class SecurityOrigin;
class ContentSecurityPolicy;
class CORE_EXPORT SecurityContext : public GarbageCollectedMixin {
WTF_MAKE_NONCOPYABLE(SecurityContext);
public:
DECLARE_VIRTUAL_TRACE();
using InsecureNavigationsSet = HashSet<unsigned, WTF::AlreadyHashed>;
SecurityOrigin* getSecurityOrigin() const { return m_securityOrigin.get(); }
ContentSecurityPolicy* contentSecurityPolicy() const {
return m_contentSecurityPolicy.get();
}
// Explicitly override the security origin for this security context.
// Note: It is dangerous to change the security origin of a script context
// that already contains content.
void setSecurityOrigin(PassRefPtr<SecurityOrigin>);
virtual void didUpdateSecurityOrigin() = 0;
SandboxFlags getSandboxFlags() const { return m_sandboxFlags; }
bool isSandboxed(SandboxFlags mask) const { return m_sandboxFlags & mask; }
virtual void enforceSandboxFlags(SandboxFlags mask);
void setAddressSpace(WebAddressSpace space) { m_addressSpace = space; }
WebAddressSpace addressSpace() const { return m_addressSpace; }
String addressSpaceForBindings() const;
void addInsecureNavigationUpgrade(unsigned hashedHost) {
m_insecureNavigationsToUpgrade.add(hashedHost);
}
InsecureNavigationsSet* insecureNavigationsToUpgrade() {
return &m_insecureNavigationsToUpgrade;
}
virtual void setInsecureRequestPolicy(WebInsecureRequestPolicy policy) {
m_insecureRequestPolicy = policy;
}
WebInsecureRequestPolicy getInsecureRequestPolicy() const {
return m_insecureRequestPolicy;
}
void enforceSuborigin(const Suborigin&);
FeaturePolicy* getFeaturePolicy() const { return m_featurePolicy.get(); }
void setFeaturePolicyForTesting(std::unique_ptr<FeaturePolicy> newPolicy) {
m_featurePolicy = std::move(newPolicy);
}
void setFeaturePolicyFromHeader(const WebParsedFeaturePolicy& parsedHeader,
FeaturePolicy* parentFeaturePolicy);
protected:
SecurityContext();
virtual ~SecurityContext();
void setContentSecurityPolicy(ContentSecurityPolicy*);
void applySandboxFlags(SandboxFlags mask);
private:
RefPtr<SecurityOrigin> m_securityOrigin;
Member<ContentSecurityPolicy> m_contentSecurityPolicy;
std::unique_ptr<FeaturePolicy> m_featurePolicy;
SandboxFlags m_sandboxFlags;
WebAddressSpace m_addressSpace;
WebInsecureRequestPolicy m_insecureRequestPolicy;
InsecureNavigationsSet m_insecureNavigationsToUpgrade;
};
} // namespace blink
#endif // SecurityContext_h
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