michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_dom_permission_message_utils_h__
michael@0: #define mozilla_dom_permission_message_utils_h__
michael@0: 
michael@0: #include "ipc/IPCMessageUtils.h"
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsIPrincipal.h"
michael@0: 
michael@0: namespace IPC {
michael@0: 
michael@0: class Principal {
michael@0:   friend struct ParamTraits<Principal>;
michael@0: 
michael@0: public:
michael@0:   Principal() : mPrincipal(nullptr) {}
michael@0:   Principal(nsIPrincipal* aPrincipal) : mPrincipal(aPrincipal) {}
michael@0:   operator nsIPrincipal*() const { return mPrincipal.get(); }
michael@0: 
michael@0: private:
michael@0:   // Unimplemented
michael@0:   Principal& operator=(Principal&);
michael@0:   nsCOMPtr<nsIPrincipal> mPrincipal;
michael@0: };
michael@0: 
michael@0: template <>
michael@0: struct ParamTraits<Principal>
michael@0: {
michael@0:   typedef Principal paramType;
michael@0:   static void Write(Message* aMsg, const paramType& aParam);
michael@0:   static bool Read(const Message* aMsg, void** aIter, paramType* aResult);
michael@0: };
michael@0: 
michael@0: } // namespace IPC
michael@0: 
michael@0: #endif // mozilla_dom_permission_message_utils_h__
michael@0: