dom/security/nsCSPService.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef nsCSPService_h___
   8 #define nsCSPService_h___
   9
  10 #include "nsXPCOM.h"
  11 #include "nsIContentPolicy.h"
  12 #include "nsIChannel.h"
  13 #include "nsIChannelEventSink.h"
  14 #include "nsDataHashtable.h"
  15
  16 #define CSPSERVICE_CONTRACTID "@mozilla.org/cspservice;1"
  17 #define CSPSERVICE_CID                               \
  18   {                                                  \
  19     0x8d2f40b2, 0x4875, 0x4c95, {                    \
  20       0x97, 0xd9, 0x3f, 0x7d, 0xca, 0x2c, 0xb4, 0x60 \
  21     }                                                \
  22   }
  23 class CSPService : public nsIContentPolicy, public nsIChannelEventSink {
  24  public:
  25   NS_DECL_ISUPPORTS
  26   NS_DECL_NSICONTENTPOLICY
  27   NS_DECL_NSICHANNELEVENTSINK
  28
  29   CSPService();
  30
  31   // helper function to avoid creating a new instance of the
  32   // cspservice everytime we call content policies.
  33   static nsresult ConsultCSP(nsIURI* aContentLocation, nsILoadInfo* aLoadInfo,
  34                              const nsACString& aMimeTypeGuess,
  35                              int16_t* aDecision);
  36
  37   // Static helper to check CSP when doing a channel redirect.
  38   // Returns the results to returns from
  39   // AsyncOnChannelRedirect/nsIAsyncVerifyRedirectCallback. Optionally returns
  40   // an nsresult to Cancel the old channel with.
  41   static nsresult ConsultCSPForRedirect(nsIURI* aOriginalURI, nsIURI* aNewURI,
  42                                         nsILoadInfo* aLoadInfo,
  43                                         mozilla::Maybe<nsresult>& aCancelCode);
  44
  45  protected:
  46   virtual ~CSPService();
  47 };
  48 #endif /* nsCSPService_h___ */