netwerk/protocol/http/AltDataOutputStreamParent.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set sw=2 ts=8 et tw=80 : */
   3
   4 /* This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7
   8 #ifndef mozilla_net_AltDataOutputStreamParent_h
   9 #define mozilla_net_AltDataOutputStreamParent_h
  10
  11 #include "mozilla/net/PAltDataOutputStreamParent.h"
  12 #include "nsIOutputStream.h"
  13
  14 namespace mozilla {
  15 namespace net {
  16
  17 // Forwards data received from the content process to an output stream.
  18 class AltDataOutputStreamParent : public PAltDataOutputStreamParent,
  19                                   public nsISupports {
  20  public:
  21   NS_DECL_ISUPPORTS
  22
  23   // Called from NeckoParent::AllocPAltDataOutputStreamParent which also opens
  24   // the output stream.
  25   // aStream may be null
  26   explicit AltDataOutputStreamParent(nsIOutputStream* aStream);
  27
  28   // Called when data is received from the content process.
  29   // We proceed to write that data to the output stream.
  30   mozilla::ipc::IPCResult RecvWriteData(const nsCString& data);
  31   // Called when AltDataOutputStreamChild::Close() is
  32   // Closes and nulls the output stream.
  33   mozilla::ipc::IPCResult RecvClose(const nsresult& aStatus);
  34   virtual void ActorDestroy(ActorDestroyReason aWhy) override;
  35
  36   // Sets an error that will be reported to the content process.
  37   void SetError(nsresult status) { mStatus = status; }
  38   mozilla::ipc::IPCResult RecvDeleteSelf();
  39
  40  private:
  41   virtual ~AltDataOutputStreamParent();
  42   nsCOMPtr<nsIOutputStream> mOutputStream;
  43   // In case any error occurs mStatus will be != NS_OK, and this status code
  44   // will be sent to the content process asynchronously.
  45   nsresult mStatus;
  46   bool mIPCOpen;
  47 };
  48
  49 }  // namespace net
  50 }  // namespace mozilla
  51
  52 #endif  // mozilla_net_AltDataOutputStreamParent_h