Line data    Source code

       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
      19             :   : public PAltDataOutputStreamParent
      20             :   , public nsISupports
      21             : {
      22             : public:
      23             :   NS_DECL_ISUPPORTS
      24             : 
      25             :   // Called from NeckoParent::AllocPAltDataOutputStreamParent which also opens
      26             :   // the output stream.
      27             :   // aStream may be null
      28             :   explicit AltDataOutputStreamParent(nsIOutputStream* aStream);
      29             : 
      30             :   // Called when data is received from the content process.
      31             :   // We proceed to write that data to the output stream.
      32             :   virtual mozilla::ipc::IPCResult RecvWriteData(const nsCString& data) override;
      33             :   // Called when AltDataOutputStreamChild::Close() is
      34             :   // Closes and nulls the output stream.
      35             :   virtual mozilla::ipc::IPCResult RecvClose() override;
      36             :   virtual void ActorDestroy(ActorDestroyReason aWhy) override;
      37             : 
      38             :   // Sets an error that will be reported to the content process.
      39           0 :   void SetError(nsresult status) { mStatus = status; }
      40             :   virtual mozilla::ipc::IPCResult RecvDeleteSelf() override;
      41             : 
      42             : private:
      43             :   virtual ~AltDataOutputStreamParent();
      44             :   nsCOMPtr<nsIOutputStream> mOutputStream;
      45             :   // In case any error occurs mStatus will be != NS_OK, and this status code will
      46             :   // be sent to the content process asynchronously.
      47             :   nsresult mStatus;
      48             :   bool     mIPCOpen;
      49             : };
      50             : 
      51             : } // namespace net
      52             : } // namespace mozilla
      53             : 
      54             : #endif // mozilla_net_AltDataOutputStreamParent_h