51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et 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 mozilla_net_AltDataOutputStreamChild_h
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#define mozilla_net_AltDataOutputStreamChild_h
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#include "mozilla/net/PAltDataOutputStreamChild.h"
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#include "nsIAsyncOutputStream.h"
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namespace mozilla {
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namespace net {
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class AltDataOutputStreamChild : public PAltDataOutputStreamChild,
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public nsIAsyncOutputStream {
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIASYNCOUTPUTSTREAM
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NS_DECL_NSIOUTPUTSTREAM
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explicit AltDataOutputStreamChild();
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void AddIPDLReference();
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void ReleaseIPDLReference();
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// Saves an error code which will be reported to the writer on the next call.
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virtual mozilla::ipc::IPCResult RecvError(const nsresult& err);
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virtual mozilla::ipc::IPCResult RecvDeleteSelf();
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private:
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virtual ~AltDataOutputStreamChild() = default;
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// Sends data to the parent process in 256k chunks.
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bool WriteDataInChunks(const nsDependentCSubstring& data);
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void NotifyListener();
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bool mIPCOpen;
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// If there was an error opening the output stream or writing to it on the
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// parent side, this will be set to the error code. We check it before we
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// write so we can report an error to the consumer.
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nsresult mError;
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nsCOMPtr<nsIOutputStreamCallback> mCallback;
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uint32_t mCallbackFlags;
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nsCOMPtr<nsIEventTarget> mCallbackTarget;
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};
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} // namespace net
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} // namespace mozilla
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#endif // mozilla_net_AltDataOutputStreamChild_h
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