/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set sw=2 ts=8 et 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 mozilla_net_AltDataOutputStreamParent_h

#define mozilla_net_AltDataOutputStreamParent_h

#include "mozilla/net/PAltDataOutputStreamParent.h"

#include "nsIOutputStream.h"

namespace mozilla {

namespace net {

// Forwards data received from the content process to an output stream.

class AltDataOutputStreamParent

  : public PAltDataOutputStreamParent

  , public nsISupports

{

public:

  NS_DECL_ISUPPORTS

  // Called from NeckoParent::AllocPAltDataOutputStreamParent which also opens

  // the output stream.

  // aStream may be null

  explicit AltDataOutputStreamParent(nsIOutputStream* aStream);

  // Called when data is received from the content process.

  // We proceed to write that data to the output stream.

  virtual mozilla::ipc::IPCResult RecvWriteData(const nsCString& data) override;

  // Called when AltDataOutputStreamChild::Close() is

  // Closes and nulls the output stream.

  virtual mozilla::ipc::IPCResult RecvClose() override;

  virtual void ActorDestroy(ActorDestroyReason aWhy) override;

  // Sets an error that will be reported to the content process.

  void SetError(nsresult status) { mStatus = status; }

  virtual mozilla::ipc::IPCResult RecvDeleteSelf() override;

private:

  virtual ~AltDataOutputStreamParent();

  nsCOMPtr<nsIOutputStream> mOutputStream;

  // In case any error occurs mStatus will be != NS_OK, and this status code will

  // be sent to the content process asynchronously.

  nsresult mStatus;

  bool     mIPCOpen;

};

} // namespace net

} // namespace mozilla

#endif // mozilla_net_AltDataOutputStreamParent_h