caps/include/nsNullPrincipal.h

   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
   6 /**
   7  * This is the principal that has no rights and can't be accessed by
   8  * anything other than itself and chrome; null principals are not
   9  * same-origin with anything but themselves.
  10  */
  11
  12 #ifndef nsNullPrincipal_h__
  13 #define nsNullPrincipal_h__
  14
  15 #include "nsIPrincipal.h"
  16 #include "nsJSPrincipals.h"
  17 #include "nsCOMPtr.h"
  18 #include "nsIContentSecurityPolicy.h"
  19
  20 class nsIURI;
  21
  22 #define NS_NULLPRINCIPAL_CID \
  23 { 0xdd156d62, 0xd26f, 0x4441, \
  24  { 0x9c, 0xdb, 0xe8, 0xf0, 0x91, 0x07, 0xc2, 0x73 } }
  25 #define NS_NULLPRINCIPAL_CONTRACTID "@mozilla.org/nullprincipal;1"
  26
  27 #define NS_NULLPRINCIPAL_SCHEME "moz-nullprincipal"
  28
  29 class nsNullPrincipal : public nsJSPrincipals
  30 {
  31 public:
  32   nsNullPrincipal();
  33
  34   // Our refcount is managed by nsJSPrincipals.  Use this macro to avoid an
  35   // extra refcount member.
  36
  37   // FIXME: bug 327245 -- I sorta wish there were a clean way to share the
  38   // nsJSPrincipals munging code between the various principal classes without
  39   // giving up the NS_DECL_NSIPRINCIPAL goodness.
  40   NS_DECL_ISUPPORTS_INHERITED
  41   NS_DECL_NSIPRINCIPAL
  42   NS_DECL_NSISERIALIZABLE
  43
  44   nsresult Init();
  45
  46   virtual void GetScriptLocation(nsACString &aStr) MOZ_OVERRIDE;
  47
  48 #ifdef DEBUG
  49   virtual void dumpImpl() MOZ_OVERRIDE;
  50 #endif
  51
  52  protected:
  53   virtual ~nsNullPrincipal();
  54
  55   nsCOMPtr<nsIURI> mURI;
  56   nsCOMPtr<nsIContentSecurityPolicy> mCSP;
  57 };
  58
  59 #endif // nsNullPrincipal_h__