ui/dbus-display1.xml

   1 <?xml version="1.0" encoding="utf-8"?>
   2 <node>
   3   <!--
   4       org.qemu.Display1.VM:
   5
   6       This interface is implemented on ``/org/qemu/Display1/VM``.
   7   -->
   8   <interface name="org.qemu.Display1.VM">
   9     <!--
  10         Name:
  11
  12         The name of the VM.
  13     -->
  14     <property name="Name" type="s" access="read"/>
  15
  16     <!--
  17         UUID:
  18
  19         The UUID of the VM.
  20     -->
  21     <property name="UUID" type="s" access="read"/>
  22
  23     <!--
  24         ConsoleIDs:
  25
  26         The list of consoles available on ``/org/qemu/Display1/Console_$id``.
  27     -->
  28     <property name="ConsoleIDs" type="au" access="read"/>
  29   </interface>
  30
  31   <!--
  32       org.qemu.Display1.Console:
  33
  34       This interface is implemented on ``/org/qemu/Display1/Console_$id``. You
  35       may discover available consoles through introspection or with the
  36       :dbus:prop:`org.qemu.Display1.VM.ConsoleIDs` property.
  37
  38       A console is attached to a video device head. It may be "Graphic" or
  39       "Text" (see :dbus:prop:`Type` and other properties).
  40
  41       Interactions with a console may be done with
  42       :dbus:iface:`org.qemu.Display1.Keyboard` and
  43       :dbus:iface:`org.qemu.Display1.Mouse` interfaces when available.
  44   -->
  45   <interface name="org.qemu.Display1.Console">
  46     <!--
  47         RegisterListener:
  48         @listener: a Unix socket FD, for peer-to-peer D-Bus communication.
  49
  50         Register a console listener, which will receive display updates, until
  51         it is disconnected.
  52
  53         Multiple listeners may be registered simultaneously.
  54
  55         The listener is expected to implement the
  56         :dbus:iface:`org.qemu.Display1.Listener` interface.
  57     -->
  58     <method name="RegisterListener">
  59       <arg type="h" name="listener" direction="in"/>
  60     </method>
  61
  62     <!--
  63         SetUIInfo:
  64         @width_mm: the physical display width in millimeters.
  65         @height_mm: the physical display height in millimeters.
  66         @xoff: horizontal offset, in pixels.
  67         @yoff: vertical offset, in pixels.
  68         @width: console width, in pixels.
  69         @height: console height, in pixels.
  70
  71         Modify the dimensions and display settings.
  72     -->
  73     <method name="SetUIInfo">
  74       <arg name="width_mm" type="q" direction="in"/>
  75       <arg name="height_mm" type="q" direction="in"/>
  76       <arg name="xoff" type="i" direction="in"/>
  77       <arg name="yoff" type="i" direction="in"/>
  78       <arg name="width" type="u" direction="in"/>
  79       <arg name="height" type="u" direction="in"/>
  80     </method>
  81
  82     <!--
  83         Label:
  84
  85         A user-friendly name for the console (for ex: "VGA").
  86     -->
  87     <property name="Label" type="s" access="read"/>
  88
  89     <!--
  90         Head:
  91
  92         Graphical device head number.
  93     -->
  94     <property name="Head" type="u" access="read"/>
  95
  96     <!--
  97         Type:
  98
  99         Console type ("Graphic" or "Text").
 100     -->
 101     <property name="Type" type="s" access="read"/>
 102
 103     <!--
 104         Width:
 105
 106         Console width, in pixels.
 107     -->
 108     <property name="Width" type="u" access="read"/>
 109
 110     <!--
 111         Height:
 112
 113         Console height, in pixels.
 114     -->
 115     <property name="Height" type="u" access="read"/>
 116
 117     <!--
 118         DeviceAddress:
 119
 120         The device address (ex: "pci/0000/02.0").
 121     -->
 122     <property name="DeviceAddress" type="s" access="read"/>
 123   </interface>
 124
 125   <!--
 126       org.qemu.Display1.Keyboard:
 127
 128       This interface in implemented on ``/org/qemu/Display1/Console_$id`` (see
 129       :dbus:iface:`~org.qemu.Display1.Console`).
 130   -->
 131   <interface name="org.qemu.Display1.Keyboard">
 132     <!--
 133         Press:
 134         @keycode: QEMU key number (xtkbd + special re-encoding of high bit)
 135
 136         Send a key press event.
 137     -->
 138     <method name="Press">
 139       <arg type="u" name="keycode" direction="in"/>
 140     </method>
 141
 142     <!--
 143         Release:
 144         @keycode: QEMU key number (xtkbd + special re-encoding of high bit)
 145
 146         Send a key release event.
 147     -->
 148     <method name="Release">
 149       <arg type="u" name="keycode" direction="in"/>
 150     </method>
 151
 152     <!--
 153         Modifiers:
 154
 155         The active keyboard modifiers::
 156
 157           Scroll = 1 << 0
 158           Num    = 1 << 1
 159           Caps   = 1 << 2
 160     -->
 161     <property name="Modifiers" type="u" access="read"/>
 162   </interface>
 163
 164   <!--
 165       org.qemu.Display1.Mouse:
 166
 167       This interface in implemented on ``/org/qemu/Display1/Console_$id`` (see
 168       :dbus:iface:`~org.qemu.Display1.Console` documentation).
 169
 170       .. _dbus-button-values:
 171
 172       **Button values**::
 173
 174         Left       = 0
 175         Middle     = 1
 176         Right      = 2
 177         Wheel-up   = 3
 178         Wheel-down = 4
 179         Side       = 5
 180         Extra      = 6
 181   -->
 182   <interface name="org.qemu.Display1.Mouse">
 183     <!--
 184         Press:
 185         @button: :ref:`button value<dbus-button-values>`.
 186
 187         Send a mouse button press event.
 188     -->
 189     <method name="Press">
 190       <arg type="u" name="button" direction="in"/>
 191     </method>
 192
 193     <!--
 194         Release:
 195         @button: :ref:`button value<dbus-button-values>`.
 196
 197         Send a mouse button release event.
 198     -->
 199     <method name="Release">
 200       <arg type="u" name="button" direction="in"/>
 201     </method>
 202
 203     <!--
 204         SetAbsPosition:
 205         @x: X position, in pixels.
 206         @y: Y position, in pixels.
 207
 208         Set the mouse pointer position.
 209
 210         Returns an error if not :dbus:prop:`IsAbsolute`.
 211     -->
 212     <method name="SetAbsPosition">
 213       <arg type="u" name="x" direction="in"/>
 214       <arg type="u" name="y" direction="in"/>
 215     </method>
 216
 217     <!--
 218         RelMotion:
 219         @dx: X-delta, in pixels.
 220         @dy: Y-delta, in pixels.
 221
 222         Move the mouse pointer position, relative to the current position.
 223
 224         Returns an error if :dbus:prop:`IsAbsolute`.
 225     -->
 226     <method name="RelMotion">
 227       <arg type="i" name="dx" direction="in"/>
 228       <arg type="i" name="dy" direction="in"/>
 229     </method>
 230
 231     <!--
 232         IsAbsolute:
 233
 234         Whether the mouse is using absolute movements.
 235     -->
 236     <property name="IsAbsolute" type="b" access="read"/>
 237   </interface>
 238
 239   <!--
 240       org.qemu.Display1.Listener:
 241
 242       This client-side interface must be available on
 243       ``/org/qemu/Display1/Listener`` when registering the peer-to-peer
 244       connection with :dbus:meth:`~org.qemu.Display1.Console.Register`.
 245   -->
 246   <interface name="org.qemu.Display1.Listener">
 247     <!--
 248         Scanout:
 249         @width: display width, in pixels.
 250         @height: display height, in pixels.
 251         @stride: data stride, in bytes.
 252         @pixman_format: image format (ex: ``PIXMAN_X8R8G8B8``).
 253         @data: image data.
 254
 255         Resize and update the display content.
 256
 257         The data to transfer for the display update may be large. The preferred
 258         scanout method is :dbus:meth:`ScanoutDMABUF`, used whenever possible.
 259     -->
 260     <method name="Scanout">
 261       <arg type="u" name="width" direction="in"/>
 262       <arg type="u" name="height" direction="in"/>
 263       <arg type="u" name="stride" direction="in"/>
 264       <arg type="u" name="pixman_format" direction="in"/>
 265       <arg type="ay" name="data" direction="in">
 266         <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
 267       </arg>
 268     </method>
 269
 270     <!--
 271         Update:
 272         @x: X update position, in pixels.
 273         @y: Y update position, in pixels.
 274         @width: update width, in pixels.
 275         @height: update height, in pixels.
 276         @stride: data stride, in bytes.
 277         @pixman_format: image format (ex: ``PIXMAN_X8R8G8B8``).
 278         @data: display image data.
 279
 280         Update the display content.
 281
 282         This method is only called after a :dbus:meth:`Scanout` call.
 283     -->
 284     <method name="Update">
 285       <arg type="i" name="x" direction="in"/>
 286       <arg type="i" name="y" direction="in"/>
 287       <arg type="i" name="width" direction="in"/>
 288       <arg type="i" name="height" direction="in"/>
 289       <arg type="u" name="stride" direction="in"/>
 290       <arg type="u" name="pixman_format" direction="in"/>
 291       <arg type="ay" name="data" direction="in">
 292         <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
 293       </arg>
 294     </method>
 295
 296     <!--
 297         ScanoutDMABUF:
 298         @dmabuf: the DMABUF file descriptor.
 299         @width: display width, in pixels.
 300         @height: display height, in pixels.
 301         @stride: stride, in bytes.
 302         @fourcc: DMABUF fourcc.
 303         @modifier: DMABUF modifier.
 304         @y0_top: whether Y position 0 is the top or not.
 305
 306         Resize and update the display content with a DMABUF.
 307     -->
 308     <method name="ScanoutDMABUF">
 309       <arg type="h" name="dmabuf" direction="in"/>
 310       <arg type="u" name="width" direction="in"/>
 311       <arg type="u" name="height" direction="in"/>
 312       <arg type="u" name="stride" direction="in"/>
 313       <arg type="u" name="fourcc" direction="in"/>
 314       <!-- xywh? -->
 315       <arg type="t" name="modifier" direction="in"/>
 316       <arg type="b" name="y0_top" direction="in"/>
 317     </method>
 318
 319     <!--
 320         UpdateDMABUF:
 321         @x: the X update position, in pixels.
 322         @y: the Y update position, in pixels.
 323         @width: the update width, in pixels.
 324         @height: the update height, in pixels.
 325
 326         Update the display content with the current DMABUF and the given region.
 327     -->
 328     <method name="UpdateDMABUF">
 329       <arg type="i" name="x" direction="in"/>
 330       <arg type="i" name="y" direction="in"/>
 331       <arg type="i" name="width" direction="in"/>
 332       <arg type="i" name="height" direction="in"/>
 333     </method>
 334
 335     <!--
 336         Disable:
 337
 338         Disable the display (turn it off).
 339     -->
 340     <method name="Disable">
 341     </method>
 342
 343     <!--
 344         MouseSet:
 345         @x: X mouse position, in pixels.
 346         @y: Y mouse position, in pixels.
 347         @on: whether the mouse is visible or not.
 348
 349         Set the mouse position and visibility.
 350     -->
 351     <method name="MouseSet">
 352       <arg type="i" name="x" direction="in"/>
 353       <arg type="i" name="y" direction="in"/>
 354       <arg type="i" name="on" direction="in"/>
 355     </method>
 356
 357     <!--
 358         CursorDefine:
 359         @width: cursor width, in pixels.
 360         @height: cursor height, in pixels.
 361         @hot_x: hot-spot X position, in pixels.
 362         @hot_y: hot-spot Y position, in pixels.
 363         @data: the cursor data.
 364
 365         Set the mouse cursor shape and hot-spot. The "data" must be ARGB, 32-bit
 366         per pixel.
 367     -->
 368     <method name="CursorDefine">
 369       <arg type="i" name="width" direction="in"/>
 370       <arg type="i" name="height" direction="in"/>
 371       <arg type="i" name="hot_x" direction="in"/>
 372       <arg type="i" name="hot_y" direction="in"/>
 373       <arg type="ay" name="data" direction="in">
 374         <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
 375       </arg>
 376     </method>
 377   </interface>
 378
 379   <!--
 380       org.qemu.Display1.Clipboard:
 381
 382       This interface must be implemented by both the client and the server on
 383       ``/org/qemu/Display1/Clipboard`` to support clipboard sharing between
 384       the client and the guest.
 385
 386       Once :dbus:meth:`Register`'ed, method calls may be sent and received in both
 387       directions. Unregistered callers will get error replies.
 388
 389       .. _dbus-clipboard-selection:
 390
 391       **Selection values**::
 392
 393         Clipboard   = 0
 394         Primary     = 1
 395         Secondary   = 2
 396
 397       .. _dbus-clipboard-serial:
 398
 399       **Serial counter**
 400
 401       To solve potential clipboard races, clipboard grabs have an associated
 402       serial counter. It is set to 0 on registration, and incremented by 1 for
 403       each grab. The peer with the highest serial is the clipboard grab owner.
 404
 405       When a grab with a lower serial is received, it should be discarded.
 406
 407       When a grab is attempted with the same serial number as the current grab,
 408       the one coming from the client should have higher priority, and the client
 409       should gain clipboard grab ownership.
 410   -->
 411   <interface name="org.qemu.Display1.Clipboard">
 412     <!--
 413         Register:
 414
 415         Register a clipboard session and reinitialize the serial counter.
 416
 417         The client must register itself, and is granted an exclusive
 418         access for handling the clipboard.
 419
 420         The server can reinitialize the session as well (to reset the counter).
 421     -->
 422     <method name="Register"/>
 423
 424     <!--
 425         Unregister:
 426
 427         Unregister the clipboard session.
 428     -->
 429     <method name="Unregister"/>
 430     <!--
 431         Grab:
 432         @selection: a :ref:`selection value<dbus-clipboard-selection>`.
 433         @serial: the current grab :ref:`serial<dbus-clipboard-serial>`.
 434         @mimes: the list of available content MIME types.
 435
 436         Grab the clipboard, claiming current clipboard content.
 437     -->
 438     <method name="Grab">
 439       <arg type="u" name="selection"/>
 440       <arg type="u" name="serial"/>
 441       <arg type="as" name="mimes"/>
 442     </method>
 443
 444     <!--
 445         Release:
 446         @selection: a :ref:`selection value<dbus-clipboard-selection>`.
 447
 448         Release the clipboard (does nothing if not the current owner).
 449     -->
 450     <method name="Release">
 451       <arg type="u" name="selection"/>
 452     </method>
 453
 454     <!--
 455         Request:
 456         @selection: a :ref:`selection value<dbus-clipboard-selection>`
 457         @mimes: requested MIME types (by order of preference).
 458         @reply_mime: the returned data MIME type.
 459         @data: the clipboard data.
 460
 461         Request the clipboard content.
 462
 463         Return an error if the clipboard is empty, or the requested MIME types
 464         are unavailable.
 465     -->
 466     <method name="Request">
 467       <arg type="u" name="selection"/>
 468       <arg type="as" name="mimes"/>
 469       <arg type="s" name="reply_mime" direction="out"/>
 470       <arg type="ay" name="data" direction="out">
 471         <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
 472       </arg>
 473     </method>
 474   </interface>
 475
 476   <!--
 477       org.qemu.Display1.Audio:
 478
 479       Audio backend may be available on ``/org/qemu/Display1/Audio``.
 480   -->
 481   <interface name="org.qemu.Display1.Audio">
 482     <!--
 483         RegisterOutListener:
 484         @listener: a Unix socket FD, for peer-to-peer D-Bus communication.
 485
 486         Register an audio backend playback handler.
 487
 488         Multiple listeners may be registered simultaneously.
 489
 490         The listener is expected to implement the
 491         :dbus:iface:`org.qemu.Display1.AudioOutListener` interface.
 492     -->
 493     <method name="RegisterOutListener">
 494       <arg type="h" name="listener" direction="in"/>
 495     </method>
 496
 497     <!--
 498         RegisterInListener:
 499         @listener: a Unix socket FD, for peer-to-peer D-Bus communication.
 500
 501         Register an audio backend record handler.
 502
 503         Multiple listeners may be registered simultaneously.
 504
 505         The listener is expected to implement the
 506         :dbus:iface:`org.qemu.Display1.AudioInListener` interface.
 507     -->
 508     <method name="RegisterInListener">
 509       <arg type="h" name="listener" direction="in"/>
 510     </method>
 511   </interface>
 512
 513   <!--
 514       org.qemu.Display1.AudioOutListener:
 515
 516       This client-side interface must be available on
 517       ``/org/qemu/Display1/AudioOutListener`` when registering the peer-to-peer
 518       connection with :dbus:meth:`~org.qemu.Display1.Audio.RegisterOutListener`.
 519   -->
 520   <interface name="org.qemu.Display1.AudioOutListener">
 521     <!--
 522         Init:
 523         @id: the stream ID.
 524         @bits: PCM bits per sample.
 525         @is_signed: whether the PCM data is signed.
 526         @is_float: PCM floating point format.
 527         @freq: the PCM frequency in Hz.
 528         @nchannels: the number of channels.
 529         @bytes_per_frame: the bytes per frame.
 530         @bytes_per_second: the bytes per second.
 531         @be: whether using big-endian format.
 532
 533         Initializes a PCM playback stream.
 534     -->
 535     <method name="Init">
 536       <arg name="id" type="t" direction="in"/>
 537       <arg name="bits" type="y" direction="in"/>
 538       <arg name="is_signed" type="b" direction="in"/>
 539       <arg name="is_float" type="b" direction="in"/>
 540       <arg name="freq" type="u" direction="in"/>
 541       <arg name="nchannels" type="y" direction="in"/>
 542       <arg name="bytes_per_frame" type="u" direction="in"/>
 543       <arg name="bytes_per_second" type="u" direction="in"/>
 544       <arg name="be" type="b" direction="in"/>
 545     </method>
 546
 547     <!--
 548         Fini:
 549         @id: the stream ID.
 550
 551         Finish & close a playback stream.
 552     -->
 553     <method name="Fini">
 554       <arg name="id" type="t" direction="in"/>
 555     </method>
 556
 557     <!--
 558         SetEnabled:
 559         @id: the stream ID.
 560
 561         Resume or suspend the playback stream.
 562     -->
 563     <method name="SetEnabled">
 564       <arg name="id" type="t" direction="in"/>
 565       <arg name="enabled" type="b" direction="in"/>
 566     </method>
 567
 568     <!--
 569         SetVolume:
 570         @id: the stream ID.
 571         @mute: whether the stream is muted.
 572         @volume: the volume per-channel.
 573
 574         Set the stream volume and mute state (volume without unit, 0-255).
 575     -->
 576     <method name="SetVolume">
 577       <arg name="id" type="t" direction="in"/>
 578       <arg name="mute" type="b" direction="in"/>
 579       <arg name="volume" type="ay" direction="in">
 580         <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
 581       </arg>
 582     </method>
 583
 584     <!--
 585         Write:
 586         @id: the stream ID.
 587         @data: the PCM data.
 588
 589         PCM stream to play.
 590     -->
 591     <method name="Write">
 592       <arg name="id" type="t" direction="in"/>
 593       <arg type="ay" name="data" direction="in">
 594         <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
 595       </arg>
 596     </method>
 597   </interface>
 598
 599   <!--
 600       org.qemu.Display1.AudioInListener:
 601
 602       This client-side interface must be available on
 603       ``/org/qemu/Display1/AudioInListener`` when registering the peer-to-peer
 604       connection with :dbus:meth:`~org.qemu.Display1.Audio.RegisterInListener`.
 605   -->
 606   <interface name="org.qemu.Display1.AudioInListener">
 607     <!--
 608         Init:
 609         @id: the stream ID.
 610         @bits: PCM bits per sample.
 611         @is_signed: whether the PCM data is signed.
 612         @is_float: PCM floating point format.
 613         @freq: the PCM frequency in Hz.
 614         @nchannels: the number of channels.
 615         @bytes_per_frame: the bytes per frame.
 616         @bytes_per_second: the bytes per second.
 617         @be: whether using big-endian format.
 618
 619         Initializes a PCM record stream.
 620     -->
 621     <method name="Init">
 622       <arg name="id" type="t" direction="in"/>
 623       <arg name="bits" type="y" direction="in"/>
 624       <arg name="is_signed" type="b" direction="in"/>
 625       <arg name="is_float" type="b" direction="in"/>
 626       <arg name="freq" type="u" direction="in"/>
 627       <arg name="nchannels" type="y" direction="in"/>
 628       <arg name="bytes_per_frame" type="u" direction="in"/>
 629       <arg name="bytes_per_second" type="u" direction="in"/>
 630       <arg name="be" type="b" direction="in"/>
 631     </method>
 632
 633     <!--
 634         Fini:
 635         @id: the stream ID.
 636
 637         Finish & close a record stream.
 638     -->
 639     <method name="Fini">
 640       <arg name="id" type="t" direction="in"/>
 641     </method>
 642
 643     <!--
 644         SetEnabled:
 645         @id: the stream ID.
 646
 647         Resume or suspend the record stream.
 648     -->
 649     <method name="SetEnabled">
 650       <arg name="id" type="t" direction="in"/>
 651       <arg name="enabled" type="b" direction="in"/>
 652     </method>
 653
 654     <!--
 655         SetVolume:
 656         @id: the stream ID.
 657         @mute: whether the stream is muted.
 658         @volume: the volume per-channel.
 659
 660         Set the stream volume and mute state (volume without unit, 0-255).
 661     -->
 662     <method name="SetVolume">
 663       <arg name="id" type="t" direction="in"/>
 664       <arg name="mute" type="b" direction="in"/>
 665       <arg name="volume" type="ay" direction="in">
 666         <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
 667       </arg>
 668     </method>
 669
 670     <!--
 671         Read:
 672         @id: the stream ID.
 673         @size: the amount to read, in bytes.
 674         @data: the recorded data (which may be less than requested).
 675
 676         Read "size" bytes from the record stream.
 677     -->
 678     <method name="Read">
 679       <arg name="id" type="t" direction="in"/>
 680       <arg name="size" type="t" direction="in"/>
 681       <arg type="ay" name="data" direction="out">
 682         <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
 683       </arg>
 684     </method>
 685   </interface>
 686
 687   <!--
 688       org.qemu.Display1.Chardev:
 689
 690       Character devices may be available on ``/org/qemu/Display1/Chardev_$id``.
 691
 692       They may be used for different kind of streams, which are identified via
 693       their FQDN :dbus:prop:`Name`.
 694
 695       .. _dbus-chardev-fqdn:
 696
 697       Here are some known reserved kind names (the ``org.qemu`` prefix is
 698       reserved by QEMU):
 699
 700       org.qemu.console.serial.0
 701         A serial console stream.
 702
 703       org.qemu.monitor.hmp.0
 704         A QEMU HMP human monitor.
 705
 706       org.qemu.monitor.qmp.0
 707         A QEMU QMP monitor.
 708
 709       org.qemu.usbredir
 710         A usbredir stream.
 711   -->
 712   <interface name="org.qemu.Display1.Chardev">
 713     <!--
 714         Register:
 715         @stream: a Unix FD to redirect the stream to.
 716
 717         Register a file-descriptor for the stream handling.
 718
 719         The current handler, if any, will be replaced.
 720     -->
 721     <method name="Register">
 722       <arg type="h" name="stream" direction="in"/>
 723     </method>
 724
 725     <!--
 726         SendBreak:
 727
 728         Send a break event to the character device.
 729     -->
 730     <method name="SendBreak"/>
 731
 732     <!--
 733         Name:
 734
 735         The FQDN name to identify the kind of stream. See :ref:`reserved
 736         names<dbus-chardev-fqdn>`.
 737     -->
 738     <property name="Name" type="s" access="read"/>
 739
 740     <!--
 741         FEOpened:
 742
 743         Whether the front-end side is opened.
 744     -->
 745     <property name="FEOpened" type="b" access="read"/>
 746
 747     <!--
 748         Echo:
 749
 750         Whether the input should be echo'ed (for serial streams).
 751     -->
 752     <property name="Echo" type="b" access="read"/>
 753
 754     <!--
 755         Owner:
 756
 757         The D-Bus unique name of the registered handler.
 758     -->
 759     <property name="Owner" type="s" access="read"/>
 760   </interface>
 761 </node>