dom/base/nsContentPolicy.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 // vim: ft=cpp ts=8 sw=2 et 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 __nsContentPolicy_h__
   8 #define __nsContentPolicy_h__
   9
  10 #include "nsIContentPolicy.h"
  11 #include "nsCategoryCache.h"
  12
  13 /*
  14  * Implementation of the "@mozilla.org/layout/content-policy;1" contract.
  15  */
  16
  17 class nsContentPolicy : public nsIContentPolicy {
  18  public:
  19   NS_DECL_ISUPPORTS
  20   NS_DECL_NSICONTENTPOLICY
  21
  22   nsContentPolicy();
  23
  24  protected:
  25   virtual ~nsContentPolicy();
  26
  27  private:
  28   // Array of policies
  29   nsCategoryCache<nsIContentPolicy> mPolicies;
  30
  31   // Helper type for CheckPolicy
  32   using CPMethod = decltype(&nsIContentPolicy::ShouldProcess);
  33
  34   // Helper method that applies policyMethod across all policies in mPolicies
  35   // with the given parameters
  36   nsresult CheckPolicy(CPMethod policyMethod, nsIURI* aURI,
  37                        nsILoadInfo* aLoadInfo, const nsACString& mimeGuess,
  38                        int16_t* decision);
  39 };
  40
  41 nsresult NS_NewContentPolicy(nsIContentPolicy** aResult);
  42
  43 #endif /* __nsContentPolicy_h__ */