forked from mirrors/gecko-dev
		
	This code builds on top of the E10S "remote tabs" configuration system to add a system for specifying that remote subframes should be used. Fission can be enabled for a window by including the "fission" flag in options when opening the window. Differential Revision: https://phabricator.services.mozilla.com/D26560 --HG-- extra : moz-landing-system : lando
		
			
				
	
	
		
			96 lines
		
	
	
	
		
			3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			96 lines
		
	
	
	
		
			3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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 * License, v. 2.0. If a copy of the MPL was not distributed with this
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 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef SerializedLoadContext_h
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#define SerializedLoadContext_h
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#include "base/basictypes.h"
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#include "ipc/IPCMessageUtils.h"
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#include "mozilla/BasePrincipal.h"
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class nsILoadContext;
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/*
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 *  This file contains the IPC::SerializedLoadContext class, which is used to
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 *  copy data across IPDL from Child process contexts so it is available in the
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 *  Parent.
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 */
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class nsIChannel;
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class nsIWebSocketChannel;
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namespace IPC {
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class SerializedLoadContext {
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 public:
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  SerializedLoadContext()
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      : mIsNotNull(false),
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        mIsPrivateBitValid(false),
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        mIsContent(false),
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        mUseRemoteTabs(false),
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        mUseRemoteSubframes(false),
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        mUseTrackingProtection(false) {
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    Init(nullptr);
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  }
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  explicit SerializedLoadContext(nsILoadContext* aLoadContext);
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  explicit SerializedLoadContext(nsIChannel* aChannel);
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  explicit SerializedLoadContext(nsIWebSocketChannel* aChannel);
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  void Init(nsILoadContext* aLoadContext);
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  bool IsNotNull() const { return mIsNotNull; }
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  bool IsPrivateBitValid() const { return mIsPrivateBitValid; }
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  // used to indicate if child-side LoadContext * was null.
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  bool mIsNotNull;
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  // used to indicate if child-side mUsePrivateBrowsing flag is valid, even if
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  // mIsNotNull is false, i.e., child LoadContext was null.
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  bool mIsPrivateBitValid;
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  bool mIsContent;
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  bool mUseRemoteTabs;
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  bool mUseRemoteSubframes;
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  bool mUseTrackingProtection;
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  mozilla::OriginAttributes mOriginAttributes;
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};
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// Function to serialize over IPDL
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template <>
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struct ParamTraits<SerializedLoadContext> {
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  typedef SerializedLoadContext paramType;
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  static void Write(Message* aMsg, const paramType& aParam) {
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    nsAutoCString suffix;
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    aParam.mOriginAttributes.CreateSuffix(suffix);
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    WriteParam(aMsg, aParam.mIsNotNull);
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    WriteParam(aMsg, aParam.mIsContent);
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    WriteParam(aMsg, aParam.mIsPrivateBitValid);
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    WriteParam(aMsg, aParam.mUseRemoteTabs);
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    WriteParam(aMsg, aParam.mUseRemoteSubframes);
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    WriteParam(aMsg, aParam.mUseTrackingProtection);
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    WriteParam(aMsg, suffix);
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  }
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  static bool Read(const Message* aMsg, PickleIterator* aIter,
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                   paramType* aResult) {
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    nsAutoCString suffix;
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    if (!ReadParam(aMsg, aIter, &aResult->mIsNotNull) ||
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        !ReadParam(aMsg, aIter, &aResult->mIsContent) ||
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        !ReadParam(aMsg, aIter, &aResult->mIsPrivateBitValid) ||
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        !ReadParam(aMsg, aIter, &aResult->mUseRemoteTabs) ||
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        !ReadParam(aMsg, aIter, &aResult->mUseRemoteSubframes) ||
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        !ReadParam(aMsg, aIter, &aResult->mUseTrackingProtection) ||
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        !ReadParam(aMsg, aIter, &suffix)) {
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      return false;
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    }
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    return aResult->mOriginAttributes.PopulateFromSuffix(suffix);
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  }
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};
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}  // namespace IPC
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#endif  // SerializedLoadContext_h
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