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      1 /*
      2  * Copyright (C) 2011 Google 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  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY GOOGLE, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  *
     25  */
     26 
     27 #ifndef SecurityContext_h
     28 #define SecurityContext_h
     29 
     30 #include "wtf/PassRefPtr.h"
     31 #include "wtf/RefPtr.h"
     32 #include "wtf/text/WTFString.h"
     33 
     34 namespace WebCore {
     35 
     36 class SecurityOrigin;
     37 class ContentSecurityPolicy;
     38 class KURL;
     39 
     40 class SecurityContext {
     41 public:
     42     SecurityOrigin* securityOrigin() const { return m_securityOrigin.get(); }
     43     ContentSecurityPolicy* contentSecurityPolicy() { return m_contentSecurityPolicy.get(); }
     44 
     45     bool isSecureTransitionTo(const KURL&) const;
     46 
     47     // Explicitly override the security origin for this security context.
     48     // Note: It is dangerous to change the security origin of a script context
     49     //       that already contains content.
     50     void setSecurityOrigin(PassRefPtr<SecurityOrigin>);
     51 
     52 protected:
     53     SecurityContext();
     54     virtual ~SecurityContext();
     55 
     56     void setContentSecurityPolicy(PassRefPtr<ContentSecurityPolicy>);
     57 
     58     void didFailToInitializeSecurityOrigin() { m_haveInitializedSecurityOrigin = false; }
     59     bool haveInitializedSecurityOrigin() const { return m_haveInitializedSecurityOrigin; }
     60 
     61 private:
     62     bool m_haveInitializedSecurityOrigin;
     63     RefPtr<SecurityOrigin> m_securityOrigin;
     64     RefPtr<ContentSecurityPolicy> m_contentSecurityPolicy;
     65 };
     66 
     67 } // namespace WebCore
     68 
     69 #endif // SecurityContext_h
     70