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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /docshell/base/SerializedLoadContext.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'docshell/base/SerializedLoadContext.h')
-rw-r--r-- | docshell/base/SerializedLoadContext.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/docshell/base/SerializedLoadContext.h b/docshell/base/SerializedLoadContext.h new file mode 100644 index 000000000..c81b39853 --- /dev/null +++ b/docshell/base/SerializedLoadContext.h @@ -0,0 +1,92 @@ +/* -*- 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 |