ipc/glue/PSendStream.ipdl
author Mark Banner <standard8@mozilla.com>
Fri, 29 Jul 2016 18:14:48 +0100
changeset 307376 9346c1a86c6c5f09817f60eb600543bcac65ce94
parent 297484 b1df4a2ab7c23a475d3fc7757f6a8f4221557385
child 314721 11eb7909e663f9fa08b207629157cfeef618e1ba
permissions -rw-r--r--
Backed out changeset 1a8114aa64c1 (bug 1287827) for breaking tests

/* 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/. */

include protocol PBackground;
include protocol PContent;

namespace mozilla {
namespace ipc {

protocol PSendStream
{
  manager PBackground or PContent;

parent:
  async Buffer(nsCString aBuffer);
  async Close(nsresult aRv);

child:
  // The parent side has hit an error condition and has requested the child
  // actor issue a Close() message.  The close must be initiated by the child
  // to avoid racing with an in-flight Buffer() message.
  async RequestClose(nsresult aRv);

  // Stream is always destroyed from the parent side.  This occurs if the
  // parent encounters an error while writing to its pipe or if the child
  // signals the stream should close by SendClose().
  async __delete__();
};

} // namespace ipc
} // namespace mozilla