Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : /* describes principals by their orginating uris*/
       6             : 
       7             : #ifndef nsJSPrincipals_h__
       8             : #define nsJSPrincipals_h__
       9             : #include "jsapi.h"
      10             : #include "nsIPrincipal.h"
      11             : 
      12             : class nsJSPrincipals : public nsIPrincipal, public JSPrincipals
      13             : {
      14             : public:
      15             :   /* SpiderMonkey security callbacks. */
      16             :   static bool Subsume(JSPrincipals *jsprin, JSPrincipals *other);
      17             :   static void Destroy(JSPrincipals *jsprin);
      18             : 
      19             :   /* JSReadPrincipalsOp for nsJSPrincipals */
      20             :   static bool ReadPrincipals(JSContext* aCx, JSStructuredCloneReader* aReader,
      21             :                              JSPrincipals** aOutPrincipals);
      22             : 
      23             :   static bool ReadKnownPrincipalType(JSContext* aCx,
      24             :                                      JSStructuredCloneReader* aReader,
      25             :                                      uint32_t aTag,
      26             :                                      JSPrincipals** aOutPrincipals);
      27             : 
      28             :   bool write(JSContext* aCx, JSStructuredCloneWriter* aWriter) final;
      29             : 
      30             :   /*
      31             :    * Get a weak reference to nsIPrincipal associated with the given JS
      32             :    * principal, and vice-versa.
      33             :    */
      34       83310 :   static nsJSPrincipals* get(JSPrincipals *principals) {
      35       83310 :     nsJSPrincipals *self = static_cast<nsJSPrincipals *>(principals);
      36       83310 :     MOZ_ASSERT_IF(self, self->debugToken == DEBUG_TOKEN);
      37       83310 :     return self;
      38             :   }
      39         298 :   static nsJSPrincipals* get(nsIPrincipal *principal) {
      40         298 :     nsJSPrincipals *self = static_cast<nsJSPrincipals *>(principal);
      41         298 :     MOZ_ASSERT_IF(self, self->debugToken == DEBUG_TOKEN);
      42         298 :     return self;
      43             :   }
      44             : 
      45             :   NS_IMETHOD_(MozExternalRefCountType) AddRef(void) override;
      46             :   NS_IMETHOD_(MozExternalRefCountType) Release(void) override;
      47             : 
      48         343 :   nsJSPrincipals() {
      49         343 :     refcount = 0;
      50         343 :     setDebugToken(DEBUG_TOKEN);
      51         343 :   }
      52             : 
      53             :   /**
      54             :    * Return a string that can be used as JS script filename in error reports.
      55             :    */
      56             :   virtual nsresult GetScriptLocation(nsACString &aStr) = 0;
      57             :   static const uint32_t DEBUG_TOKEN = 0x0bf41760;
      58             : 
      59             : protected:
      60         354 :   virtual ~nsJSPrincipals() {
      61         177 :     setDebugToken(0);
      62         177 :   }
      63             : 
      64             : };
      65             : 
      66             : #endif /* nsJSPrincipals_h__ */