root/remoting/host/chromoting_messages.h

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INCLUDED FROM


// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef REMOTING_HOST_CHROMOTING_MESSAGES_H_
#define REMOTING_HOST_CHROMOTING_MESSAGES_H_

#include "ipc/ipc_platform_file.h"
#include "net/base/ip_endpoint.h"
#include "remoting/host/chromoting_param_traits.h"
#include "remoting/host/screen_resolution.h"
#include "remoting/protocol/transport.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
#include "third_party/webrtc/modules/desktop_capture/mouse_cursor_shape.h"

#endif  // REMOTING_HOST_CHROMOTING_MESSAGES_H_

// Multiply-included message file, no traditional include guard.
#include "ipc/ipc_message_macros.h"

#define IPC_MESSAGE_START ChromotingMsgStart

//-----------------------------------------------------------------------------
// Chromoting messages sent from the daemon.

// Requests the receiving process to crash producing a crash dump. The daemon
// sends this message when a fatal error has been detected indicating that
// the receiving process misbehaves. The daemon passes the location of the code
// that detected the error.
IPC_MESSAGE_CONTROL3(ChromotingDaemonMsg_Crash,
                     std::string /* function_name */,
                     std::string /* file_name */,
                     int /* line_number */)

//-----------------------------------------------------------------------------
// Chromoting messages sent from the daemon to the network process.

// Delivers the host configuration (and updates) to the network process.
IPC_MESSAGE_CONTROL1(ChromotingDaemonNetworkMsg_Configuration, std::string)

// Initializes the pairing registry on Windows. The passed key handles are
// already duplicated by the sender.
IPC_MESSAGE_CONTROL2(ChromotingDaemonNetworkMsg_InitializePairingRegistry,
                     IPC::PlatformFileForTransit /* privileged_key */,
                     IPC::PlatformFileForTransit /* unprivileged_key */)

// Notifies the network process that the terminal |terminal_id| has been
// disconnected from the desktop session.
IPC_MESSAGE_CONTROL1(ChromotingDaemonNetworkMsg_TerminalDisconnected,
                     int /* terminal_id */)

// Notifies the network process that |terminal_id| is now attached to
// a desktop integration process. |desktop_process| is the handle of the desktop
// process. |desktop_pipe| is the client end of the desktop-to-network pipe
// opened.
//
// Windows only: |desktop_pipe| has to be duplicated from the desktop process
// by the receiver of the message. |desktop_process| is already duplicated by
// the sender.
IPC_MESSAGE_CONTROL3(ChromotingDaemonNetworkMsg_DesktopAttached,
                     int /* terminal_id */,
                     base::ProcessHandle /* desktop_process */,
                     IPC::PlatformFileForTransit /* desktop_pipe */)

//-----------------------------------------------------------------------------
// Chromoting messages sent from the network to the daemon process.

// Connects the terminal |terminal_id| (i.e. a remote client) to a desktop
// session.
IPC_MESSAGE_CONTROL3(ChromotingNetworkHostMsg_ConnectTerminal,
                     int /* terminal_id */,
                     remoting::ScreenResolution /* resolution */,
                     bool /* virtual_terminal */)

// Disconnects the terminal |terminal_id| from the desktop session it was
// connected to.
IPC_MESSAGE_CONTROL1(ChromotingNetworkHostMsg_DisconnectTerminal,
                     int /* terminal_id */)

// Changes the screen resolution in the given desktop session.
IPC_MESSAGE_CONTROL2(ChromotingNetworkDaemonMsg_SetScreenResolution,
                     int /* terminal_id */,
                     remoting::ScreenResolution /* resolution */)

// Serialized remoting::protocol::TransportRoute structure.
IPC_STRUCT_BEGIN(SerializedTransportRoute)
  IPC_STRUCT_MEMBER(int, type)
  IPC_STRUCT_MEMBER(net::IPAddressNumber, remote_address)
  IPC_STRUCT_MEMBER(int, remote_port)
  IPC_STRUCT_MEMBER(net::IPAddressNumber, local_address)
  IPC_STRUCT_MEMBER(int, local_port)
IPC_STRUCT_END()

// Hosts status notifications (see HostStatusObserver interface) sent by
// IpcHostEventLogger.
IPC_MESSAGE_CONTROL1(ChromotingNetworkDaemonMsg_AccessDenied,
                     std::string /* jid */)

IPC_MESSAGE_CONTROL1(ChromotingNetworkDaemonMsg_ClientAuthenticated,
                     std::string /* jid */)

IPC_MESSAGE_CONTROL1(ChromotingNetworkDaemonMsg_ClientConnected,
                     std::string /* jid */)

IPC_MESSAGE_CONTROL1(ChromotingNetworkDaemonMsg_ClientDisconnected,
                     std::string /* jid */)

IPC_MESSAGE_CONTROL3(ChromotingNetworkDaemonMsg_ClientRouteChange,
                     std::string /* jid */,
                     std::string /* channel_name */,
                     SerializedTransportRoute /* route */)

IPC_MESSAGE_CONTROL1(ChromotingNetworkDaemonMsg_HostStarted,
                     std::string /* xmpp_login */)

IPC_MESSAGE_CONTROL0(ChromotingNetworkDaemonMsg_HostShutdown)

//-----------------------------------------------------------------------------
// Chromoting messages sent from the desktop to the daemon process.

// Notifies the daemon that a desktop integration process has been initialized.
// |desktop_pipe| specifies the client end of the desktop pipe. It is to be
// forwarded to the desktop environment stub.
//
// Windows only: |desktop_pipe| has to be duplicated from the desktop process by
// the receiver of the message.
IPC_MESSAGE_CONTROL1(ChromotingDesktopDaemonMsg_DesktopAttached,
                     IPC::PlatformFileForTransit /* desktop_pipe */)

// Asks the daemon to inject Secure Attention Sequence (SAS) in the session
// where the desktop process is running.
IPC_MESSAGE_CONTROL0(ChromotingDesktopDaemonMsg_InjectSas)

//-----------------------------------------------------------------------------
// Chromoting messages sent from the desktop to the network process.

// Notifies the network process that a shared buffer has been created.
IPC_MESSAGE_CONTROL3(ChromotingDesktopNetworkMsg_CreateSharedBuffer,
                     int /* id */,
                     IPC::PlatformFileForTransit /* handle */,
                     uint32 /* size */)

// Request the network process to stop using a shared buffer.
IPC_MESSAGE_CONTROL1(ChromotingDesktopNetworkMsg_ReleaseSharedBuffer,
                     int /* id */)

IPC_STRUCT_TRAITS_BEGIN(webrtc::MouseCursorShape)
  IPC_STRUCT_TRAITS_MEMBER(size)
  IPC_STRUCT_TRAITS_MEMBER(hotspot)
  IPC_STRUCT_TRAITS_MEMBER(data)
IPC_STRUCT_TRAITS_END()

// Serialized webrtc::DesktopFrame.
IPC_STRUCT_BEGIN(SerializedDesktopFrame)
  // ID of the shared memory buffer containing the pixels.
  IPC_STRUCT_MEMBER(int, shared_buffer_id)

  // Width of a single row of pixels in bytes.
  IPC_STRUCT_MEMBER(int, bytes_per_row)

  // Captured region.
  IPC_STRUCT_MEMBER(std::vector<webrtc::DesktopRect>, dirty_region)

  // Dimensions of the buffer in pixels.
  IPC_STRUCT_MEMBER(webrtc::DesktopSize, dimensions)

  // Time spent in capture. Unit is in milliseconds.
  IPC_STRUCT_MEMBER(int, capture_time_ms)

  // Sequence number supplied by client for performance tracking.
  IPC_STRUCT_MEMBER(int64, client_sequence_number)

  // DPI for this frame.
  IPC_STRUCT_MEMBER(webrtc::DesktopVector, dpi)
IPC_STRUCT_END()

// Notifies the network process that a shared buffer has been created.
IPC_MESSAGE_CONTROL1(ChromotingDesktopNetworkMsg_CaptureCompleted,
                     SerializedDesktopFrame /* frame */ )

// Carries a cursor share update from the desktop session agent to the client.
IPC_MESSAGE_CONTROL1(ChromotingDesktopNetworkMsg_CursorShapeChanged,
                     webrtc::MouseCursorShape /* cursor_shape */ )

// Carries a clipboard event from the desktop session agent to the client.
// |serialized_event| is a serialized protocol::ClipboardEvent.
IPC_MESSAGE_CONTROL1(ChromotingDesktopNetworkMsg_InjectClipboardEvent,
                     std::string /* serialized_event */ )

// Requests the network process to terminate the client session.
IPC_MESSAGE_CONTROL0(ChromotingDesktopNetworkMsg_DisconnectSession)

// Carries an audio packet from the desktop session agent to the client.
// |serialized_packet| is a serialized AudioPacket.
IPC_MESSAGE_CONTROL1(ChromotingDesktopNetworkMsg_AudioPacket,
                     std::string /* serialized_packet */ )

//-----------------------------------------------------------------------------
// Chromoting messages sent from the network to the desktop process.

// Passes the client session data to the desktop session agent and starts it.
// This must be the first message received from the host.
IPC_MESSAGE_CONTROL3(ChromotingNetworkDesktopMsg_StartSessionAgent,
                     std::string /* authenticated_jid */,
                     remoting::ScreenResolution /* resolution */,
                     bool /* virtual_terminal */)

IPC_MESSAGE_CONTROL0(ChromotingNetworkDesktopMsg_CaptureFrame)

// Carries a clipboard event from the client to the desktop session agent.
// |serialized_event| is a serialized protocol::ClipboardEvent.
IPC_MESSAGE_CONTROL1(ChromotingNetworkDesktopMsg_InjectClipboardEvent,
                     std::string /* serialized_event */ )

// Carries a keyboard event from the client to the desktop session agent.
// |serialized_event| is a serialized protocol::KeyEvent.
IPC_MESSAGE_CONTROL1(ChromotingNetworkDesktopMsg_InjectKeyEvent,
                     std::string /* serialized_event */ )

// Carries a keyboard event from the client to the desktop session agent.
// |serialized_event| is a serialized protocol::TextEvent.
IPC_MESSAGE_CONTROL1(ChromotingNetworkDesktopMsg_InjectTextEvent,
                     std::string /* serialized_event */ )

// Carries a mouse event from the client to the desktop session agent.
// |serialized_event| is a serialized protocol::MouseEvent.
IPC_MESSAGE_CONTROL1(ChromotingNetworkDesktopMsg_InjectMouseEvent,
                     std::string /* serialized_event */ )

// Changes the screen resolution in the desktop session.
IPC_MESSAGE_CONTROL1(ChromotingNetworkDesktopMsg_SetScreenResolution,
                     remoting::ScreenResolution /* resolution */)

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