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 "base/process/process_handle.h"
   9 #include "ipc/brokerable_attachment.h"
  10 #include "ipc/ipc_export.h"
  11 #include "ipc/ipc_message_macros.h"
  12
  13 #if defined(OS_WIN)
  14 #include "ipc/handle_attachment_win.h"
  15 #endif  // defined(OS_WIN)
  16
  17 // ----------------------------------------------------------------------------
  18 // Serialization of structs.
  19 // ----------------------------------------------------------------------------
  20
  21 #if defined(OS_WIN)
  22 IPC_STRUCT_TRAITS_BEGIN(IPC::internal::HandleAttachmentWin::WireFormat)
  23   IPC_STRUCT_TRAITS_MEMBER(handle)
  24   IPC_STRUCT_TRAITS_MEMBER(destination_process)
  25   IPC_STRUCT_TRAITS_MEMBER(attachment_id)
  26 IPC_STRUCT_TRAITS_END()
  27 #endif  // defined(OS_WIN)
  28
  29 #undef IPC_MESSAGE_EXPORT
  30 #define IPC_MESSAGE_EXPORT IPC_EXPORT
  31 #define IPC_MESSAGE_START AttachmentBrokerMsgStart
  32
  33 // ----------------------------------------------------------------------------
  34 // Messages sent from the broker to a non-broker process.
  35 // ----------------------------------------------------------------------------
  36
  37 #if defined(OS_WIN)
  38 // Sent from a broker to a non-broker to indicate that a windows HANDLE has been
  39 // brokered. Contains all information necessary for the non-broker to translate
  40 // a BrokerAttachment::AttachmentId to a BrokerAttachment.
  41 IPC_MESSAGE_CONTROL1(
  42     AttachmentBrokerMsg_WinHandleHasBeenDuplicated,
  43     IPC::internal::HandleAttachmentWin::WireFormat /* wire_format */)
  44 #endif  // defined(OS_WIN)
  45
  46 // ----------------------------------------------------------------------------
  47 // Messages sent from a non-broker process to a broker process.
  48 // ----------------------------------------------------------------------------
  49
  50 #if defined(OS_WIN)
  51 // Sent from a non-broker to a broker to request the duplication of a HANDLE
  52 // into a different process (possibly the broker process, or even the original
  53 // process).
  54 IPC_MESSAGE_CONTROL1(
  55     AttachmentBrokerMsg_DuplicateWinHandle,
  56     IPC::internal::HandleAttachmentWin::WireFormat /* wire_format */)
  57 #endif  // defined(OS_WIN)