ipc/attachment_broker_messages.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // IPC messages used by the attachment broker.
   6 // Multiply-included message file, hence no include guard.
   7
   8 #include "ipc/brokerable_attachment.h"
   9 #include "ipc/ipc_export.h"
  10 #include "ipc/ipc_message_macros.h"
  11
  12 #if defined(OS_WIN)
  13 #include "ipc/handle_attachment_win.h"
  14 #endif  // defined(OS_WIN)
  15
  16 // ----------------------------------------------------------------------------
  17 // Serialization of structs.
  18 // ----------------------------------------------------------------------------
  19
  20 #if defined(OS_WIN)
  21 IPC_STRUCT_TRAITS_BEGIN(IPC::internal::HandleAttachmentWin::WireFormat)
  22   IPC_STRUCT_TRAITS_MEMBER(handle)
  23   IPC_STRUCT_TRAITS_MEMBER(destination_process)
  24   IPC_STRUCT_TRAITS_MEMBER(attachment_id)
  25 IPC_STRUCT_TRAITS_END()
  26 #endif  // defined(OS_WIN)
  27
  28 #undef IPC_MESSAGE_EXPORT
  29 #define IPC_MESSAGE_EXPORT IPC_EXPORT
  30 #define IPC_MESSAGE_START AttachmentBrokerMsgStart
  31
  32 // ----------------------------------------------------------------------------
  33 // Messages sent from the broker to a non-broker process.
  34 // ----------------------------------------------------------------------------
  35
  36 #if defined(OS_WIN)
  37 // Sent from a broker to a non-broker to indicate that a windows HANDLE has been
  38 // brokered. Contains all information necessary for the non-broker to translate
  39 // a BrokerAttachment::AttachmentId to a BrokerAttachment.
  40 IPC_MESSAGE_CONTROL1(
  41     AttachmentBrokerMsg_WinHandleHasBeenDuplicated,
  42     IPC::internal::HandleAttachmentWin::WireFormat /* wire_format */)
  43 #endif  // defined(OS_WIN)
  44
  45 // ----------------------------------------------------------------------------
  46 // Messages sent from a non-broker process to a broker process.
  47 // ----------------------------------------------------------------------------
  48
  49 #if defined(OS_WIN)
  50 // Sent from a non-broker to a broker to request the duplication of a HANDLE
  51 // into a different process (possibly the broker process, or even the original
  52 // process).
  53 IPC_MESSAGE_CONTROL1(
  54     AttachmentBrokerMsg_DuplicateWinHandle,
  55     IPC::internal::HandleAttachmentWin::WireFormat /* wire_format */)
  56 #endif  // defined(OS_WIN)