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       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
       2             :  * vim: sw=2 ts=2 sts=2 expandtab
       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             : /**
       8             :  * This wraps nsSimpleURI so that all calls to it are done on the main thread.
       9             :  */
      10             : 
      11             : #ifndef __NullPrincipalURI_h__
      12             : #define __NullPrincipalURI_h__
      13             : 
      14             : #include "nsIURI.h"
      15             : #include "nsISizeOf.h"
      16             : #include "nsString.h"
      17             : #include "mozilla/Attributes.h"
      18             : #include "nsIIPCSerializableURI.h"
      19             : #include "mozilla/MemoryReporting.h"
      20             : #include "NullPrincipal.h"
      21             : #include "nsID.h"
      22             : 
      23             : // {51fcd543-3b52-41f7-b91b-6b54102236e6}
      24             : #define NS_NULLPRINCIPALURI_IMPLEMENTATION_CID \
      25             :   {0x51fcd543, 0x3b52, 0x41f7, \
      26             :     {0xb9, 0x1b, 0x6b, 0x54, 0x10, 0x22, 0x36, 0xe6} }
      27             : 
      28             : class NullPrincipalURI final : public nsIURI
      29             :                              , public nsISizeOf
      30             :                              , public nsIIPCSerializableURI
      31             : {
      32             : public:
      33             :   NS_DECL_THREADSAFE_ISUPPORTS
      34             :   NS_DECL_NSIURI
      35             :   NS_DECL_NSIIPCSERIALIZABLEURI
      36             : 
      37             :   // nsISizeOf
      38             :   virtual size_t SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf) const override;
      39             :   virtual size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const override;
      40             : 
      41             :   // NB: This constructor exists only for deserialization.  Everyone
      42             :   // else should call Create.
      43             :   NullPrincipalURI();
      44             : 
      45             :   // Returns null on failure.
      46             :   static already_AddRefed<NullPrincipalURI> Create();
      47             : 
      48             : private:
      49             :   NullPrincipalURI(const NullPrincipalURI& aOther);
      50             : 
      51          96 :   ~NullPrincipalURI() {}
      52             : 
      53             :   nsresult Init();
      54             : 
      55             :   char mPathBytes[NSID_LENGTH];
      56             :   nsFixedCString mPath;
      57             : };
      58             : 
      59             : #endif // __NullPrincipalURI_h__