/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef SerializedLoadContext_h #define SerializedLoadContext_h #include "base/basictypes.h" #include "ipc/IPCMessageUtils.h" #include "mozilla/BasePrincipal.h" class nsILoadContext; /* * This file contains the IPC::SerializedLoadContext class, which is used to * copy data across IPDL from Child process contexts so it is available in the * Parent. */ class nsIChannel; class nsIWebSocketChannel; namespace IPC { class SerializedLoadContext { public: SerializedLoadContext() : mIsNotNull(false) , mIsPrivateBitValid(false) , mIsContent(false) , mUseRemoteTabs(false) { Init(nullptr); } explicit SerializedLoadContext(nsILoadContext* aLoadContext); explicit SerializedLoadContext(nsIChannel* aChannel); explicit SerializedLoadContext(nsIWebSocketChannel* aChannel); void Init(nsILoadContext* aLoadContext); bool IsNotNull() const { return mIsNotNull; } bool IsPrivateBitValid() const { return mIsPrivateBitValid; } // used to indicate if child-side LoadContext * was null. bool mIsNotNull; // used to indicate if child-side mUsePrivateBrowsing flag is valid, even if // mIsNotNull is false, i.e., child LoadContext was null. bool mIsPrivateBitValid; bool mIsContent; bool mUseRemoteTabs; mozilla::DocShellOriginAttributes mOriginAttributes; }; // Function to serialize over IPDL template<> struct ParamTraits<SerializedLoadContext> { typedef SerializedLoadContext paramType; static void Write(Message* aMsg, const paramType& aParam) { nsAutoCString suffix; aParam.mOriginAttributes.CreateSuffix(suffix); WriteParam(aMsg, aParam.mIsNotNull); WriteParam(aMsg, aParam.mIsContent); WriteParam(aMsg, aParam.mIsPrivateBitValid); WriteParam(aMsg, aParam.mUseRemoteTabs); WriteParam(aMsg, suffix); } static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult) { nsAutoCString suffix; if (!ReadParam(aMsg, aIter, &aResult->mIsNotNull) || !ReadParam(aMsg, aIter, &aResult->mIsContent) || !ReadParam(aMsg, aIter, &aResult->mIsPrivateBitValid) || !ReadParam(aMsg, aIter, &aResult->mUseRemoteTabs) || !ReadParam(aMsg, aIter, &suffix)) { return false; } return aResult->mOriginAttributes.PopulateFromSuffix(suffix); } }; } // namespace IPC #endif // SerializedLoadContext_h