breadx 2.0.0

<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright (C) 2006 Peter Hutterer
Copyright (C) 2013 Daniel Martin
All Rights Reserved.

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Except as contained in this notice, the names of the authors or their
institutions shall not be used in advertising or otherwise to promote the
sale, use or other dealings in this Software without prior written
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-->

<!-- Specifications:
     http://cgit.freedesktop.org/xorg/proto/inputproto/tree/specs/XIproto.txt
     http://cgit.freedesktop.org/xorg/proto/inputproto/tree/specs/XI2proto.txt
-->

<xcb header="xinput" extension-xname="XInputExtension" extension-name="Input"
     major-version="2" minor-version="3">
    <import>xfixes</import>
    <import>xproto</import>

    <!-- ⋅⋅⋅ Types (v1.0) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <typedef oldname="CARD32" newname="EventClass" />
    <typedef oldname="CARD8"  newname="KeyCode" />

    <!-- ⋅⋅⋅ Types (v2.0) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <typedef oldname="CARD16" newname="DeviceId" />
    <typedef oldname="INT32"  newname="FP1616" />

    <struct name="FP3232">
        <field type="INT32"  name="integral" />
        <field type="CARD32" name="frac" />
    </struct>

    <!-- ⋅⋅⋅ Requests (v1.0) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <!-- GetExtensionVersion -->

    <request name="GetExtensionVersion" opcode="1">
        <field type="CARD16" name="name_len" />
        <pad bytes="2" />
        <list type="char" name="name">
            <fieldref>name_len</fieldref>
        </list>
        <reply>
            <field type="CARD8"  name="xi_reply_type" />
            <field type="CARD16" name="server_major" />
            <field type="CARD16" name="server_minor" />
            <field type="BOOL"   name="present" />
            <pad bytes="19" />
        </reply>
    </request>

    <!-- ListInputDevices -->

    <enum name="DeviceUse">
        <item name="IsXPointer">           <value>0</value> </item>
        <item name="IsXKeyboard">          <value>1</value> </item>
        <item name="IsXExtensionDevice">   <value>2</value> </item>
        <item name="IsXExtensionKeyboard"> <value>3</value> </item>
        <item name="IsXExtensionPointer">  <value>4</value> </item>
    </enum>

    <enum name="InputClass">
        <item name="Key">       <value>0</value> </item>
        <item name="Button">    <value>1</value> </item>
        <item name="Valuator">  <value>2</value> </item>
        <item name="Feedback">  <value>3</value> </item>
        <item name="Proximity"> <value>4</value> </item>
        <item name="Focus">     <value>5</value> </item>
        <item name="Other">     <value>6</value> </item>
        <!--
               value Attach=7 is still contained in XI.h as "#define AttachClass"
               but it was never transmitted over the protocol.
               (It was used to tag a fake class created by libXi).

               Even the creation of that fake class has been dropped
               from libXi in 2009 by the following change:
               http://cgit.freedesktop.org/xorg/lib/libXi/commit/?id=62858c426e6de1b99df660251737233afd335302

               <item name="Attach">    <value>7</value> </item>
        -->
    </enum>

    <enum name="ValuatorMode">
        <item name="Relative"> <value>0</value> </item>
        <item name="Absolute"> <value>1</value> </item>
    </enum>

    <struct name="DeviceInfo">
        <field type="ATOM"  name="device_type" />
        <field type="CARD8" name="device_id" />
        <field type="CARD8" name="num_class_info" />
        <field type="CARD8" name="device_use" enum="DeviceUse" />
        <pad bytes="1" />
    </struct>

    <struct name="KeyInfo">
        <field type="CARD8"   name="class_id" enum="InputClass" />
        <field type="CARD8"   name="len" />
        <field type="KeyCode" name="min_keycode" />
        <field type="KeyCode" name="max_keycode" />
        <field type="CARD16"  name="num_keys" />
        <pad bytes="2" />
    </struct>

    <struct name="ButtonInfo">
        <field type="CARD8"  name="class_id" enum="InputClass" />
        <field type="CARD8"  name="len" />
        <field type="CARD16" name="num_buttons" />
    </struct>

    <struct name="AxisInfo">
        <field type="CARD32" name="resolution" />
        <field type="INT32"  name="minimum" />
        <field type="INT32"  name="maximum" />
    </struct>

    <struct name="ValuatorInfo">
        <field type="CARD8"   name="class_id" enum="InputClass" />
        <field type="CARD8"   name="len" />
        <field type="CARD8"   name="axes_len" />
        <field type="CARD8"   name="mode" enum="ValuatorMode" />
        <field type="CARD32"  name="motion_size" />
        <list type="AxisInfo" name="axes">
            <fieldref>axes_len</fieldref>
        </list>
    </struct>

    <struct name="InputInfo">
        <field type="CARD8" name="class_id" enum="InputClass" />
        <field type="CARD8" name="len" />
        <switch name="info">
            <fieldref>class_id</fieldref>
            <required_start_align align="4" offset="2" />
            <case name="key">
                <enumref ref="InputClass">Key</enumref>
                <field type="KeyCode" name="min_keycode" />
                <field type="KeyCode" name="max_keycode" />
                <field type="CARD16"  name="num_keys" />
                <pad bytes="2" />
            </case>
            <case name="button">
                <enumref ref="InputClass">Button</enumref>
                <field type="CARD16"    name="num_buttons" />
            </case>
            <case name="valuator">
                <enumref ref="InputClass">Valuator</enumref>
                <required_start_align align="4" offset="2" />
                <field type="CARD8"   name="axes_len" />
                <field type="CARD8"   name="mode" enum="ValuatorMode" />
                <field type="CARD32"  name="motion_size" />
                <list type="AxisInfo" name="axes">
                    <fieldref>axes_len</fieldref>
                </list>
            </case>
	</switch>
    </struct>

    <struct name="DeviceName">
        <field type="CARD8" name="len" />
        <list type="char"  name="string">
            <fieldref>len</fieldref>
        </list>
    </struct>

    <request name="ListInputDevices" opcode="2">
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="devices_len" />
            <pad bytes="23" />
            <list type="DeviceInfo" name="devices">
                <fieldref>devices_len</fieldref>
            </list>
            <list type="InputInfo" name="infos">
                <sumof ref="devices">
			<fieldref>num_class_info</fieldref>
		</sumof>
            </list>
            <list type="STR" name="names">
                <fieldref>devices_len</fieldref>
            </list>
            <pad align="4" />
        </reply>
    </request>

    <!-- OpenDevice -->
    <typedef oldname="CARD8" newname="EventTypeBase" />

    <struct name="InputClassInfo">
        <field type="CARD8" name="class_id" enum="InputClass" />
        <field type="EventTypeBase" name="event_type_base" />
    </struct>

    <request name="OpenDevice" opcode="3">
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="num_classes" />
            <pad bytes="23" />
            <list type="InputClassInfo" name="class_info">
                <fieldref>num_classes</fieldref>
            </list>
            <pad align="4" />
        </reply>
    </request>

    <!-- CloseDevice -->

    <request name="CloseDevice" opcode="4">
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
    </request>

    <!-- SetDeviceMode -->

    <request name="SetDeviceMode" opcode="5">
        <field type="CARD8" name="device_id" />
        <field type="CARD8" name="mode" enum="ValuatorMode" />
        <pad bytes="2" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <!-- values for status: 0: Success, 1: AlreadyGrabbed -->
            <field type="CARD8" name="status" enum="GrabStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- SelectExtensionEvent -->

    <request name="SelectExtensionEvent" opcode="6">
        <field type="WINDOW" name="window" />
        <field type="CARD16" name="num_classes" />
        <pad bytes="2" />
        <list type="EventClass" name="classes">
            <fieldref>num_classes</fieldref>
        </list>
    </request>

    <!-- GetSelectedExtensionEvents -->

    <request name="GetSelectedExtensionEvents" opcode="7">
        <field type="WINDOW" name="window" />
        <reply>
            <field type="CARD8"  name="xi_reply_type" />
            <field type="CARD16" name="num_this_classes" />
            <field type="CARD16" name="num_all_classes" />
            <pad bytes="20" />
            <list type="EventClass" name="this_classes">
                <fieldref>num_this_classes</fieldref>
            </list>
            <list type="EventClass" name="all_classes">
                <fieldref>num_all_classes</fieldref>
            </list>
        </reply>
    </request>

    <!-- ChangeDeviceDontPropagateList -->

    <enum name="PropagateMode">
        <item name="AddToList">      <value>0</value> </item>
        <item name="DeleteFromList"> <value>1</value> </item>
    </enum>

    <request name="ChangeDeviceDontPropagateList" opcode="8">
        <field type="WINDOW" name="window" />
        <field type="CARD16" name="num_classes" />
        <field type="CARD8"  name="mode" enum="PropagateMode" />
        <pad bytes="1" />
        <list type="EventClass" name="classes">
            <fieldref>num_classes</fieldref>
        </list>
    </request>

    <!-- GetDeviceDontPropagateList -->

    <request name="GetDeviceDontPropagateList" opcode="9">
        <field type="WINDOW" name="window" />
        <reply>
            <field type="CARD8"  name="xi_reply_type" />
            <field type="CARD16" name="num_classes" />
            <pad bytes="22" />
            <list type="EventClass" name="classes">
                <fieldref>num_classes</fieldref>
            </list>
        </reply>
    </request>

    <!-- GetDeviceMotionEvents -->

<!-- notgull note: the way this is implemented is idiotic and requires about a dozen additional assumptions
                   to be made about how the code is structured. not doing this unless it becomes absolutely
                   necessary later on

    <struct name="DeviceTimeCoord">
        <field type="TIMESTAMP" name="time" />
        <list type="INT32" name="axisvalues">
            <paramref type="CARD8">num_axes</paramref>
        </list>
    </struct>

    <request name="GetDeviceMotionEvents" opcode="10">
        <field type="TIMESTAMP" name="start" />
        <field type="TIMESTAMP" name="stop" altenum="Time" />
        <field type="CARD8"     name="device_id" />
        <pad bytes="3"/>
        <reply>
            <field type="CARD8"  name="xi_reply_type" />
            <field type="CARD32" name="num_events" />
            <field type="CARD8"  name="num_axes" />
            <field type="CARD8"  name="device_mode" enum="ValuatorMode" />
            <pad bytes="18" />
            <list type="DeviceTimeCoord" name="events">
                <fieldref>num_events</fieldref>
            </list>
        </reply>
    </request>
-->

    <!-- ChangeKeyboardDevice -->

    <request name="ChangeKeyboardDevice" opcode="11">
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <!-- only the following GrabStatus-values are valid here:
                 "Success", "AlreadyGrabbed", and "Frozen"
            -->
            <field type="CARD8" name="status" enum="GrabStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- ChangePointerDevice -->

    <request name="ChangePointerDevice" opcode="12">
        <field type="CARD8" name="x_axis" />
        <field type="CARD8" name="y_axis" />
        <field type="CARD8" name="device_id" />
        <pad bytes="1" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <!-- only the following GrabStatus-values are valid here:
                 "Success", "AlreadyGrabbed", and "Frozen"
            -->
            <field type="CARD8" name="status" enum="GrabStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- GrabDevice -->

    <request name="GrabDevice" opcode="13">
        <field type="WINDOW"    name="grab_window" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="CARD16"    name="num_classes" />
        <field type="CARD8"     name="this_device_mode" enum="GrabMode" />
        <field type="CARD8"     name="other_device_mode" enum="GrabMode" />
        <field type="BOOL"      name="owner_events" />
        <field type="CARD8"     name="device_id" />
        <pad bytes="2" />
        <list type="EventClass" name="classes">
            <fieldref>num_classes</fieldref>
        </list>
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="status" enum="GrabStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- UngrabDevice -->

    <request name="UngrabDevice" opcode="14">
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="CARD8"     name="device_id" />
        <pad bytes="3" />
    </request>

    <!-- GrabDeviceKey -->

    <enum name="ModifierDevice">
	<item name="UseXKeyboard"><value>255</value></item> <!-- 0xff -->
    </enum>

    <request name="GrabDeviceKey" opcode="15">
        <field type="WINDOW" name="grab_window" />
        <field type="CARD16" name="num_classes" />
        <field type="CARD16" name="modifiers" mask="ModMask" />
        <field type="CARD8"  name="modifier_device" altenum="ModifierDevice" />
        <field type="CARD8"  name="grabbed_device" />
        <field type="CARD8"  name="key" altenum="Grab" />
        <field type="CARD8"  name="this_device_mode" enum="GrabMode" />
        <field type="CARD8"  name="other_device_mode" enum="GrabMode" />
        <field type="BOOL"   name="owner_events" />
        <pad bytes="2" />
        <list type="EventClass" name="classes">
            <fieldref>num_classes</fieldref>
        </list>
    </request>

    <!-- UngrabDeviceKey -->

    <request name="UngrabDeviceKey" opcode="16">
        <field type="WINDOW" name="grabWindow" />
        <field type="CARD16" name="modifiers" mask="ModMask" />
        <field type="CARD8"  name="modifier_device" altenum="ModifierDevice" />
        <field type="CARD8"  name="key" altenum="Grab" />
        <field type="CARD8"  name="grabbed_device" />
    </request>

    <!-- GrabDeviceButton -->

    <request name="GrabDeviceButton" opcode="17">
        <field type="WINDOW" name="grab_window" />
        <field type="CARD8"  name="grabbed_device" />
        <field type="CARD8"  name="modifier_device" altenum="ModifierDevice" />
        <field type="CARD16" name="num_classes" />
        <field type="CARD16" name="modifiers" mask="ModMask" />
        <field type="CARD8"  name="this_device_mode" enum="GrabMode" />
        <field type="CARD8"  name="other_device_mode" enum="GrabMode" />
        <field type="CARD8"  name="button" altenum="Grab" />
        <field type="BOOL"   name="owner_events" />
        <pad bytes="2" />
        <list type="EventClass" name="classes">
            <fieldref>num_classes</fieldref>
        </list>
    </request>

    <!-- UngrabDeviceButton -->

    <request name="UngrabDeviceButton" opcode="18">
        <field type="WINDOW" name="grab_window" />
        <field type="CARD16" name="modifiers" mask="ModMask" />
        <field type="CARD8"  name="modifier_device" altenum="ModifierDevice" />
        <field type="CARD8"  name="button" altenum="Grab" />
        <field type="CARD8"  name="grabbed_device" />
        <pad bytes="3" />
    </request>

    <!-- AllowDeviceEvents -->

    <enum name="DeviceInputMode">
        <item name="AsyncThisDevice">   <value>0</value> </item>
        <item name="SyncThisDevice">    <value>1</value> </item>
        <item name="ReplayThisDevice">  <value>2</value> </item>
        <item name="AsyncOtherDevices"> <value>3</value> </item>
        <item name="AsyncAll">          <value>4</value> </item>
        <item name="SyncAll">           <value>5</value> </item>
    </enum>

    <request name="AllowDeviceEvents" opcode="19">
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="CARD8"     name="mode" enum="DeviceInputMode" />
        <field type="CARD8"     name="device_id" />
        <pad bytes="2" />
    </request>

    <!-- GetDeviceFocus -->

    <request name="GetDeviceFocus" opcode="20">
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
        <reply>
            <field type="CARD8"     name="xi_reply_type" />
            <field type="WINDOW"    name="focus" altenum="InputFocus" />
            <field type="TIMESTAMP" name="time" />
            <field type="CARD8"     name="revert_to" enum="InputFocus" />
            <pad bytes="15" />
        </reply>
    </request>

    <!-- SetDeviceFocus -->

    <request name="SetDeviceFocus" opcode="21">
        <field type="WINDOW"    name="focus" altenum="InputFocus" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="CARD8"     name="revert_to" enum="InputFocus" />
        <field type="CARD8"     name="device_id" />
        <pad bytes="2" />
    </request>

    <!-- GetFeedbackControl -->

    <enum name="FeedbackClass">
        <item name="Keyboard"> <value>0</value> </item>
        <item name="Pointer">  <value>1</value> </item>
        <item name="String">   <value>2</value> </item>
        <item name="Integer">  <value>3</value> </item>
        <item name="Led">      <value>4</value> </item>
        <item name="Bell">     <value>5</value> </item>
    </enum>

    <struct name="KbdFeedbackState">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <field type="CARD16" name="pitch" />
        <field type="CARD16" name="duration" />
        <field type="CARD32" name="led_mask" />
        <field type="CARD32" name="led_values" />
        <field type="BOOL"   name="global_auto_repeat" />
        <field type="CARD8"  name="click" />
        <field type="CARD8"  name="percent" />
        <pad bytes="1" />
        <list type="CARD8" name="auto_repeats">
            <value>32</value>
        </list>
    </struct>

    <struct name="PtrFeedbackState">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <pad bytes="2" />
        <field type="CARD16" name="accel_num" />
        <field type="CARD16" name="accel_denom" />
        <field type="CARD16" name="threshold" />
    </struct>

    <struct name="IntegerFeedbackState">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <field type="CARD32" name="resolution" />
        <field type="INT32"  name="min_value" />
        <field type="INT32"  name="max_value" />
    </struct>

    <struct name="StringFeedbackState">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <field type="CARD16" name="max_symbols" />
        <field type="CARD16" name="num_keysyms" />
        <list type="KEYSYM"  name="keysyms">
            <fieldref>num_keysyms</fieldref>
        </list>
    </struct>

    <struct name="BellFeedbackState">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <field type="CARD8"  name="percent" />
        <pad bytes="3" />
        <field type="CARD16" name="pitch" />
        <field type="CARD16" name="duration" />
    </struct>

    <struct name="LedFeedbackState">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <field type="CARD32" name="led_mask" />
        <field type="CARD32" name="led_values" />
    </struct>

    <struct name="FeedbackState">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <switch name="data">
            <fieldref>class_id</fieldref>
            <case name="keyboard">
                <enumref ref="FeedbackClass">Keyboard</enumref>
                <field type="CARD16" name="pitch" />
                <field type="CARD16" name="duration" />
                <field type="CARD32" name="led_mask" />
                <field type="CARD32" name="led_values" />
                <field type="BOOL"   name="global_auto_repeat" />
                <field type="CARD8"  name="click" />
                <field type="CARD8"  name="percent" />
                <pad bytes="1" />
                <list type="CARD8" name="auto_repeats">
                    <value>32</value>
                </list>
            </case>
            <case name="pointer">
                <enumref ref="FeedbackClass">Pointer</enumref>
                <pad bytes="2" />
                <field type="CARD16" name="accel_num" />
                <field type="CARD16" name="accel_denom" />
                <field type="CARD16" name="threshold" />
            </case>
            <case name="string">
                <enumref ref="FeedbackClass">String</enumref>
                <field type="CARD16" name="max_symbols" />
                <field type="CARD16" name="num_keysyms" />
                <list type="KEYSYM"  name="keysyms">
	            <fieldref>num_keysyms</fieldref>
	        </list>
            </case>
            <case name="integer">
                <enumref ref="FeedbackClass">Integer</enumref>
                <field type="CARD32" name="resolution" />
                <field type="INT32"  name="min_value" />
                <field type="INT32"  name="max_value" />
            </case>
            <case name="led">
                <enumref ref="FeedbackClass">Led</enumref>
                <field type="CARD32" name="led_mask" />
                <field type="CARD32" name="led_values" />
            </case>
            <case name="bell">
                <enumref ref="FeedbackClass">Bell</enumref>
                <field type="CARD8"  name="percent" />
                <pad bytes="3" />
                <field type="CARD16" name="pitch" />
                <field type="CARD16" name="duration" />
            </case>
        </switch>
    </struct>

    <request name="GetFeedbackControl" opcode="22">
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
        <reply>
            <field type="CARD8"  name="xi_reply_type" />
            <field type="CARD16" name="num_feedbacks" />
            <pad bytes="22" />
            <list type="FeedbackState" name="feedbacks">
                <fieldref>num_feedbacks</fieldref>
            </list>
        </reply>
    </request>

    <!-- ChangeFeedbackControl -->

    <struct name="KbdFeedbackCtl">
        <field type="CARD8"   name="class_id" enum="FeedbackClass" />
        <field type="CARD8"   name="feedback_id" />
        <field type="CARD16"  name="len" />
        <field type="KeyCode" name="key" />
        <field type="CARD8"   name="auto_repeat_mode" />
        <field type="INT8"    name="key_click_percent" />
        <field type="INT8"    name="bell_percent" />
        <field type="INT16"   name="bell_pitch" />
        <field type="INT16"   name="bell_duration" />
        <field type="CARD32"  name="led_mask" />
        <field type="CARD32"  name="led_values" />
    </struct>

    <struct name="PtrFeedbackCtl">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <pad bytes="2" />
        <field type="INT16"  name="num" />
        <field type="INT16"  name="denom" />
        <field type="INT16"  name="threshold" />
    </struct>

    <struct name="IntegerFeedbackCtl">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <field type="INT32"  name="int_to_display" />
    </struct>

    <struct name="StringFeedbackCtl">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <pad bytes="2" />
        <field type="CARD16" name="num_keysyms" />
        <list type="KEYSYM"  name="keysyms">
            <fieldref>num_keysyms</fieldref>
        </list>
    </struct>

    <struct name="BellFeedbackCtl">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <field type="INT8"   name="percent" />
        <pad bytes="3" />
        <field type="INT16"  name="pitch" />
        <field type="INT16"  name="duration" />
    </struct>

    <struct name="LedFeedbackCtl">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <field type="CARD32" name="led_mask" />
        <field type="CARD32" name="led_values" />
    </struct>

    <struct name="FeedbackCtl">
        <field type="CARD8"  name="class_id" enum="FeedbackClass" />
        <field type="CARD8"  name="feedback_id" />
        <field type="CARD16" name="len" />
        <switch name="data">
	    <fieldref>class_id</fieldref>
            <case name="keyboard">
                <enumref ref="FeedbackClass">Keyboard</enumref>
		<field type="KeyCode" name="key" />
		<field type="CARD8"   name="auto_repeat_mode" />
		<field type="INT8"    name="key_click_percent" />
		<field type="INT8"    name="bell_percent" />
		<field type="INT16"   name="bell_pitch" />
		<field type="INT16"   name="bell_duration" />
		<field type="CARD32"  name="led_mask" />
		<field type="CARD32"  name="led_values" />
            </case>
            <case name="pointer">
                <enumref ref="FeedbackClass">Pointer</enumref>
		<pad bytes="2" />
		<field type="INT16"  name="num" />
		<field type="INT16"  name="denom" />
		<field type="INT16"  name="threshold" />
            </case>
            <case name="string">
                <enumref ref="FeedbackClass">String</enumref>
		<pad bytes="2" />
		<field type="CARD16" name="num_keysyms" />
		<list type="KEYSYM"  name="keysyms">
		    <fieldref>num_keysyms</fieldref>
		</list>
            </case>
            <case name="integer">
                <enumref ref="FeedbackClass">Integer</enumref>
	        <field type="INT32"  name="int_to_display" />
            </case>
            <case name="led">
                <enumref ref="FeedbackClass">Led</enumref>
		<field type="CARD32" name="led_mask" />
		<field type="CARD32" name="led_values" />
            </case>
            <case name="bell">
                <enumref ref="FeedbackClass">Bell</enumref>
		<field type="INT8"   name="percent" />
		<pad bytes="3" />
		<field type="INT16"  name="pitch" />
		<field type="INT16"  name="duration" />
            </case>
	</switch>
    </struct>

    <enum name="ChangeFeedbackControlMask">
        <item name="KeyClickPercent">  <bit>0</bit> </item> <!-- 0x01 -->
        <item name="Percent">          <bit>1</bit> </item> <!-- 0x02 -->
        <item name="Pitch">            <bit>2</bit> </item> <!-- 0x04 -->
        <item name="Duration">         <bit>3</bit> </item> <!-- 0x08 -->
        <item name="Led">              <bit>4</bit> </item> <!-- 0x10 -->
        <item name="LedMode">          <bit>5</bit> </item> <!-- 0x20 -->
        <item name="Key">              <bit>6</bit> </item> <!-- 0x40 -->
        <item name="AutoRepeatMode">   <bit>7</bit> </item> <!-- 0x80 -->
        <item name="String">           <bit>0</bit> </item> <!-- 0x01 -->
        <item name="Integer">          <bit>0</bit> </item> <!-- 0x01 -->
        <item name="AccelNum">         <bit>0</bit> </item> <!-- 0x01 -->
        <item name="AccelDenom">       <bit>1</bit> </item> <!-- 0x02 -->
        <item name="Threshold">        <bit>2</bit> </item> <!-- 0x04 -->
    </enum>

    <request name="ChangeFeedbackControl" opcode="23">
        <field type="CARD32"      name="mask" mask="ChangeFeedbackControlMask" />
        <field type="CARD8"       name="device_id" />
        <field type="CARD8"       name="feedback_id" />
        <pad bytes="2" />
        <field type="FeedbackCtl" name="feedback" />
    </request>

    <!-- GetDeviceKeyMapping -->

    <request name="GetDeviceKeyMapping" opcode="24">
        <field type="CARD8"   name="device_id" />
        <field type="KeyCode" name="first_keycode" />
        <field type="CARD8"   name="count" />
        <pad bytes="1" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="keysyms_per_keycode" />
            <pad bytes="23" />
            <list type="KEYSYM" name="keysyms">
                <!-- 'length' is a field in the header -->
                <fieldref>length</fieldref>
            </list>
        </reply>
    </request>

    <!-- ChangeDeviceKeyMapping -->

    <request name="ChangeDeviceKeyMapping" opcode="25">
        <field type="CARD8"   name="device_id" />
        <field type="KeyCode" name="first_keycode" />
        <field type="CARD8"   name="keysyms_per_keycode" />
        <field type="CARD8"   name="keycode_count" />
        <list type="KEYSYM"   name="keysyms">
            <op op="*">
                <fieldref>keycode_count</fieldref>
                <fieldref>keysyms_per_keycode</fieldref>
            </op>
        </list>
    </request>

    <!-- GetDeviceModifierMapping -->

    <request name="GetDeviceModifierMapping" opcode="26">
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="keycodes_per_modifier" />
            <pad bytes="23" />
            <list type="CARD8"  name="keymaps">
                <op op="*">
                    <fieldref>keycodes_per_modifier</fieldref>
                    <value>8</value>
                </op>
            </list>
        </reply>
    </request>

    <!-- SetDeviceModifierMapping -->

    <request name="SetDeviceModifierMapping" opcode="27">
        <field type="CARD8" name="device_id" />
        <field type="CARD8" name="keycodes_per_modifier" />
        <pad bytes="2" />
        <list type="CARD8" name="keymaps">
            <op op="*">
                <fieldref>keycodes_per_modifier</fieldref>
                <value>8</value>
            </op>
        </list>
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="status" enum="MappingStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- GetDeviceButtonMapping -->

    <request name="GetDeviceButtonMapping" opcode="28">
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="map_size" />
            <pad bytes="23" />
            <list type="CARD8" name="map">
                <fieldref>map_size</fieldref>
            </list>
            <pad align="4" />
        </reply>
    </request>

    <!-- SetDeviceButtonMapping -->

    <request name="SetDeviceButtonMapping" opcode="29">
        <field type="CARD8" name="device_id" />
        <field type="CARD8" name="map_size" />
        <pad bytes="2" />
        <list type="CARD8" name="map">
            <fieldref>map_size</fieldref>
        </list>
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="status" enum="MappingStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- QueryDeviceState -->

    <struct name="KeyState">
        <field type="CARD8" name="class_id" enum="InputClass" />
        <field type="CARD8" name="len" />
        <field type="CARD8" name="num_keys" />
        <pad bytes="1" />
        <list type="CARD8" name="keys">
            <value>32</value>
        </list>
    </struct>

    <struct name="ButtonState">
        <field type="CARD8" name="class_id" enum="InputClass" />
        <field type="CARD8" name="len" />
        <field type="CARD8" name="num_buttons" />
        <pad bytes="1" />
        <list type="CARD8" name="buttons">
            <value>32</value>
        </list>
    </struct>

    <enum name="ValuatorStateModeMask">
        <item name="DeviceModeAbsolute"> <bit>0</bit> </item>
        <item name="OutOfProximity">     <bit>1</bit> </item>
    </enum>

    <struct name="ValuatorState">
        <field type="CARD8" name="class_id" enum="InputClass" />
        <field type="CARD8" name="len" />
        <field type="CARD8" name="num_valuators" />
        <field type="CARD8" name="mode" mask="ValuatorStateModeMask" />
        <list type="INT32" name="valuators">
            <fieldref>num_valuators</fieldref>
        </list>
    </struct>

    <struct name="InputState">
        <field type="CARD8" name="class_id" enum="InputClass" />
        <field type="CARD8" name="len" />
        <switch name="data">
            <fieldref>class_id</fieldref>
            <required_start_align align="4" offset="2" />
            <case name="key">
                <enumref ref="InputClass">Key</enumref>
                <required_start_align align="4" offset="2" />
                <field type="CARD8" name="num_keys" />
                <pad bytes="1" />
                <list type="CARD8" name="keys">
                    <value>32</value>
                </list>
            </case>
            <case name="button">
                <enumref ref="InputClass">Button</enumref>
                <field type="CARD8" name="num_buttons" />
                <pad bytes="1" />
                <list type="CARD8" name="buttons">
                    <value>32</value>
                </list>
            </case>
            <case name="valuator">
                <enumref ref="InputClass">Valuator</enumref>
                <required_start_align align="4" offset="2" />
                <field type="CARD8" name="num_valuators" />
                <field type="CARD8" name="mode" mask="ValuatorStateModeMask" />
                <list type="INT32" name="valuators">
                    <fieldref>num_valuators</fieldref>
                </list>
            </case>
        </switch>
    </struct>

    <request name="QueryDeviceState" opcode="30">
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="num_classes" />
            <pad bytes="23" />
            <list type="InputState" name="classes">
                <fieldref>num_classes</fieldref>
            </list>
        </reply>
    </request>

    <!-- SendExtensionEvent (opcode 16) has to be defined after the events
         because we do not support backward references -->

    <!-- DeviceBell -->

    <request name="DeviceBell" opcode="32">
        <field type="CARD8" name="device_id" />
        <field type="CARD8" name="feedback_id" />
        <field type="CARD8" name="feedback_class" />
        <field type="INT8"  name="percent" />
    </request>

    <!-- SetDeviceValuators -->

    <request name="SetDeviceValuators" opcode="33">
        <field type="CARD8" name="device_id" />
        <field type="CARD8" name="first_valuator" />
        <field type="CARD8" name="num_valuators" />
        <pad bytes="1" />
        <list type="INT32" name="valuators">
            <fieldref>num_valuators</fieldref>
        </list>
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="status" enum="GrabStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- GetDeviceControl -->

    <enum name="DeviceControl">
        <item name="resolution"> <value>1</value> </item>
        <item name="abs_calib">  <value>2</value> </item>
        <item name="core">       <value>3</value> </item>
        <item name="enable">     <value>4</value> </item>
        <item name="abs_area">   <value>5</value> </item>
    </enum>

    <struct name="DeviceResolutionState">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="CARD32" name="num_valuators" />
        <list type="CARD32"  name="resolution_values">
            <fieldref>num_valuators</fieldref>
        </list>
        <list type="CARD32" name="resolution_min">
            <fieldref>num_valuators</fieldref>
        </list>
        <list type="CARD32" name="resolution_max">
            <fieldref>num_valuators</fieldref>
        </list>
    </struct>

    <struct name="DeviceAbsCalibState">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="INT32"  name="min_x" />
        <field type="INT32"  name="max_x" />
        <field type="INT32"  name="min_y" />
        <field type="INT32"  name="max_y" />
        <field type="CARD32" name="flip_x" />
        <field type="CARD32" name="flip_y" />
        <field type="CARD32" name="rotation" />
        <field type="CARD32" name="button_threshold" />
    </struct>

    <struct name="DeviceAbsAreaState">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="CARD32" name="offset_x" />
        <field type="CARD32" name="offset_y" />
        <field type="CARD32" name="width" />
        <field type="CARD32" name="height" />
        <field type="CARD32" name="screen" />
        <field type="CARD32" name="following" />
    </struct>

    <struct name="DeviceCoreState">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="CARD8"  name="status" />
        <field type="CARD8"  name="iscore" />
        <pad bytes="2" />
    </struct>

    <struct name="DeviceEnableState">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="CARD8"  name="enable" />
        <pad bytes="3" />
    </struct>

    <struct name="DeviceState">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <switch name="data">
            <fieldref>control_id</fieldref>
            <case name="resolution">
                <enumref ref="DeviceControl">resolution</enumref>
                <field type="CARD32" name="num_valuators" />
                <list type="CARD32"  name="resolution_values">
                    <fieldref>num_valuators</fieldref>
                </list>
                <list type="CARD32" name="resolution_min">
                    <fieldref>num_valuators</fieldref>
                </list>
                <list type="CARD32" name="resolution_max">
                    <fieldref>num_valuators</fieldref>
                </list>
            </case>
            <case name="abs_calib">
                <enumref ref="DeviceControl">abs_calib</enumref>
                <field type="INT32"  name="min_x" />
                <field type="INT32"  name="max_x" />
                <field type="INT32"  name="min_y" />
                <field type="INT32"  name="max_y" />
                <field type="CARD32" name="flip_x" />
                <field type="CARD32" name="flip_y" />
                <field type="CARD32" name="rotation" />
                <field type="CARD32" name="button_threshold" />
            </case>
            <case name="core">
                <enumref ref="DeviceControl">core</enumref>
                <field type="CARD8"  name="status" />
                <field type="CARD8"  name="iscore" />
                <pad bytes="2" />
            </case>
            <case name="enable">
                <enumref ref="DeviceControl">enable</enumref>
                <field type="CARD8"  name="enable" />
                <pad bytes="3" />
            </case>
            <case name="abs_area">
                <enumref ref="DeviceControl">abs_area</enumref>
                <field type="CARD32" name="offset_x" />
                <field type="CARD32" name="offset_y" />
                <field type="CARD32" name="width" />
                <field type="CARD32" name="height" />
                <field type="CARD32" name="screen" />
                <field type="CARD32" name="following" />
            </case>
        </switch>
    </struct>

    <request name="GetDeviceControl" opcode="34">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD8"  name="device_id" />
        <pad bytes="1" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="status" altenum="GrabStatus" />
            <pad bytes="23" />
            <field type="DeviceState" name="control" />
        </reply>
    </request>

    <!-- ChangeDeviceControl -->

    <struct name="DeviceResolutionCtl">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="CARD8"  name="first_valuator" />
        <field type="CARD8"  name="num_valuators" />
        <pad bytes="2" />
        <list type="CARD32"  name="resolution_values">
            <fieldref>num_valuators</fieldref>
        </list>
    </struct>

    <struct name="DeviceAbsCalibCtl">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="INT32"  name="min_x" />
        <field type="INT32"  name="max_x" />
        <field type="INT32"  name="min_y" />
        <field type="INT32"  name="max_y" />
        <field type="CARD32" name="flip_x" />
        <field type="CARD32" name="flip_y" />
        <field type="CARD32" name="rotation" />
        <field type="CARD32" name="button_threshold" />
    </struct>

    <struct name="DeviceAbsAreaCtrl">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="CARD32" name="offset_x" />
        <field type="CARD32" name="offset_y" />
        <field type="INT32"  name="width" />
        <field type="INT32"  name="height" />
        <field type="INT32"  name="screen" />
        <field type="CARD32" name="following" />
    </struct>

    <struct name="DeviceCoreCtrl">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="CARD8"  name="status" />
        <pad bytes="3" />
    </struct>

    <struct name="DeviceEnableCtrl">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <field type="CARD8"  name="enable" />
        <pad bytes="3" />
    </struct>

    <struct name="DeviceCtl">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD16" name="len" />
        <switch name="data">
            <fieldref>control_id</fieldref>
            <case name="resolution">
                <enumref ref="DeviceControl">resolution</enumref>
                <field type="CARD8"  name="first_valuator" />
                <field type="CARD8"  name="num_valuators" />
                <pad bytes="2" />
                <list type="CARD32"  name="resolution_values">
                    <fieldref>num_valuators</fieldref>
                </list>
            </case>
            <case name="abs_calib">
                <enumref ref="DeviceControl">abs_calib</enumref>
                <field type="INT32"  name="min_x" />
                <field type="INT32"  name="max_x" />
                <field type="INT32"  name="min_y" />
                <field type="INT32"  name="max_y" />
                <field type="CARD32" name="flip_x" />
                <field type="CARD32" name="flip_y" />
                <field type="CARD32" name="rotation" />
                <field type="CARD32" name="button_threshold" />
            </case>
            <case name="core">
                <enumref ref="DeviceControl">core</enumref>
                <field type="CARD8"  name="status" />
                <pad bytes="3" />
            </case>
            <case name="enable">
                <enumref ref="DeviceControl">enable</enumref>
                <field type="CARD8"  name="enable" />
                <pad bytes="3" />
            </case>
            <case name="abs_area">
                <enumref ref="DeviceControl">abs_area</enumref>
                <field type="CARD32" name="offset_x" />
                <field type="CARD32" name="offset_y" />
                <field type="INT32"  name="width" />
                <field type="INT32"  name="height" />
                <field type="INT32"  name="screen" />
                <field type="CARD32" name="following" />
            </case>
        </switch>
    </struct>

    <request name="ChangeDeviceControl" opcode="35">
        <field type="CARD16" name="control_id" enum="DeviceControl" />
        <field type="CARD8"  name="device_id" />
        <pad bytes="1" />
        <field type="DeviceCtl" name="control" />
        <reply>
            <field type="CARD8" name="xi_reply_type" />
            <field type="CARD8" name="status" altenum="GrabStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- ⋅⋅⋅ Requests (v1.5) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <!-- ListDeviceProperties -->

    <request name="ListDeviceProperties" opcode="36">
        <field type="CARD8"  name="device_id" />
        <pad bytes="3" />
        <reply>
            <field type="CARD8"  name="xi_reply_type" />
            <field type="CARD16" name="num_atoms" />
            <pad bytes="22" />
            <list type="ATOM" name="atoms">
                <fieldref>num_atoms</fieldref>
            </list>
        </reply>
    </request>

    <!-- ChangeDeviceProperty -->

    <enum name="PropertyFormat">
        <item name="8Bits">  <value>8</value> </item>
        <item name="16Bits"> <value>16</value> </item>
        <item name="32Bits"> <value>32</value> </item>
    </enum>

    <request name="ChangeDeviceProperty" opcode="37">
        <field type="ATOM"  name="property" />
        <field type="ATOM"  name="type" />
        <field type="CARD8" name="device_id" />
        <field type="CARD8" name="format" enum="PropertyFormat" />
        <field type="CARD8" name="mode" enum="PropMode" />
        <pad bytes="1" />
        <field type="CARD32" name="num_items" />
        <switch name="items">
            <fieldref>format</fieldref>
            <case>
                <enumref ref="PropertyFormat">8Bits</enumref>
                <list type="CARD8" name="data8">
                    <fieldref>num_items</fieldref>
                </list>
                <pad align="4" />
            </case>
            <case>
                <enumref ref="PropertyFormat">16Bits</enumref>
                <list type="CARD16" name="data16">
                    <fieldref>num_items</fieldref>
                </list>
                <pad align="4" />
            </case>
            <case>
                <enumref ref="PropertyFormat">32Bits</enumref>
                <list type="CARD32" name="data32">
                    <fieldref>num_items</fieldref>
                </list>
            </case>
        </switch>
    </request>

    <!-- DeleteDeviceProperty -->

    <request name="DeleteDeviceProperty" opcode="38">
        <field type="ATOM"  name="property" />
        <field type="CARD8" name="device_id" />
        <pad bytes="3" />
    </request>

    <!-- GetDeviceProperty -->

    <request name="GetDeviceProperty" opcode="39">
        <field type="ATOM"   name="property" />
        <field type="ATOM"   name="type" />
        <field type="CARD32" name="offset" />
        <field type="CARD32" name="len" />
        <field type="CARD8"  name="device_id" />
        <field type="BOOL"   name="delete" />
        <pad bytes="2" />
        <reply>
            <field type="CARD8"  name="xi_reply_type" />
            <field type="ATOM"   name="type" />
            <field type="CARD32" name="bytes_after" />
            <field type="CARD32" name="num_items" />
            <field type="CARD8"  name="format" enum="PropertyFormat" />
            <field type="CARD8"  name="device_id" />
            <pad bytes="10" />
            <switch name="items">
                <fieldref>format</fieldref>
                <case>
                    <enumref ref="PropertyFormat">8Bits</enumref>
                    <list type="CARD8" name="data8">
                        <fieldref>num_items</fieldref>
                    </list>
                    <pad align="4" />
                </case>
                <case>
                    <enumref ref="PropertyFormat">16Bits</enumref>
                    <list type="CARD16" name="data16">
                        <fieldref>num_items</fieldref>
                    </list>
                    <pad align="4" />
                </case>
                <case>
                    <enumref ref="PropertyFormat">32Bits</enumref>
                    <list type="CARD32" name="data32">
                        <fieldref>num_items</fieldref>
                    </list>
                </case>
            </switch>
        </reply>
    </request>

    <!-- ⋅⋅⋅ Requests (v2.0) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <!-- XIQueryPointer -->

    <enum name="Device">
        <item name="All">       <value>0</value> </item>
        <item name="AllMaster"> <value>1</value> </item>
    </enum>

    <struct name="GroupInfo">
        <field type="CARD8" name="base" />
        <field type="CARD8" name="latched" />
        <field type="CARD8" name="locked" />
        <field type="CARD8" name="effective" />
    </struct>

    <struct name="ModifierInfo">
        <field type="CARD32" name="base" />
        <field type="CARD32" name="latched" />
        <field type="CARD32" name="locked" />
        <field type="CARD32" name="effective" />
    </struct>

    <request name="XIQueryPointer" opcode="40">
        <field type="WINDOW"   name="window" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
        <reply>
            <pad bytes="1" />
            <field type="WINDOW"       name="root" />
            <field type="WINDOW"       name="child" />
            <field type="FP1616"       name="root_x" />
            <field type="FP1616"       name="root_y" />
            <field type="FP1616"       name="win_x" />
            <field type="FP1616"       name="win_y" />
            <field type="BOOL"         name="same_screen" />
            <pad bytes="1" />
            <field type="CARD16"       name="buttons_len" />
            <field type="ModifierInfo" name="mods" />
            <field type="GroupInfo"    name="group" />
            <list type="CARD32" name="buttons">
                <fieldref>buttons_len</fieldref>
            </list>
        </reply>
    </request>

    <!-- XIWarpPointer -->

    <request name="XIWarpPointer" opcode="41">
        <field type="WINDOW"   name="src_win" />
        <field type="WINDOW"   name="dst_win" />
        <field type="FP1616"   name="src_x" />
        <field type="FP1616"   name="src_y" />
        <field type="CARD16"   name="src_width" />
        <field type="CARD16"   name="src_height" />
        <field type="FP1616"   name="dst_x" />
        <field type="FP1616"   name="dst_y" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
    </request>

    <!-- XIChangeCursor -->

    <request name="XIChangeCursor" opcode="42">
        <field type="WINDOW"   name="window" />
        <field type="CURSOR"   name="cursor" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
    </request>

    <!-- XIChangeHierarchy -->

    <enum name="HierarchyChangeType">
        <item name="AddMaster">    <value>1</value> </item>
        <item name="RemoveMaster"> <value>2</value> </item>
        <item name="AttachSlave">  <value>3</value> </item>
        <item name="DetachSlave">  <value>4</value> </item>
    </enum>

    <enum name="ChangeMode">
        <item name="Attach"> <value>1</value> </item>
        <item name="Float">  <value>2</value> </item>
    </enum>

    <struct name="AddMaster">
        <field type="CARD16" name="type" enum="HierarchyChangeType" />
        <field type="CARD16" name="len" />
        <field type="CARD16" name="name_len" />
        <field type="BOOL"   name="send_core" />
        <field type="BOOL"   name="enable" />
        <list type="char" name="name">
            <fieldref>name_len</fieldref>
        </list>
        <pad align="4" />
    </struct>

    <struct name="RemoveMaster">
        <field type="CARD16"   name="type" enum="HierarchyChangeType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <field type="CARD8"    name="return_mode" enum="ChangeMode" />
        <pad bytes="1" />
        <field type="DeviceId" name="return_pointer" altenum="Device" />
        <field type="DeviceId" name="return_keyboard" altenum="Device" />
    </struct>

    <struct name="AttachSlave">
        <field type="CARD16"   name="type" enum="HierarchyChangeType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <field type="DeviceId" name="master" altenum="Device" />
    </struct>

    <struct name="DetachSlave">
        <field type="CARD16"   name="type" enum="HierarchyChangeType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
    </struct>

    <struct name="HierarchyChange">
        <field type="CARD16" name="type" enum="HierarchyChangeType" />
        <field type="CARD16" name="len" />
        <switch name="data">
            <fieldref>type</fieldref>
            <case name="add_master">
                <enumref ref="HierarchyChangeType">AddMaster</enumref>
                <field type="CARD16" name="name_len" />
                <field type="BOOL"   name="send_core" />
                <field type="BOOL"   name="enable" />
                <list type="char" name="name">
                    <fieldref>name_len</fieldref>
                </list>
                <pad align="4" />
            </case>
            <case name="remove_master">
                <enumref ref="HierarchyChangeType">RemoveMaster</enumref>
                <field type="DeviceId" name="deviceid" altenum="Device" />
                <field type="CARD8"    name="return_mode" enum="ChangeMode" />
                <pad bytes="1" />
                <field type="DeviceId" name="return_pointer" altenum="Device" />
                <field type="DeviceId" name="return_keyboard" altenum="Device" />
            </case>
            <case name="attach_slave">
                <enumref ref="HierarchyChangeType">AttachSlave</enumref>
                <field type="DeviceId" name="deviceid" altenum="Device" />
                <field type="DeviceId" name="master" altenum="Device" />
            </case>
            <case name="detach_slave">
                <enumref ref="HierarchyChangeType">DetachSlave</enumref>
                <field type="DeviceId" name="deviceid" altenum="Device" />
                <pad bytes="2" />
            </case>
        </switch>
    </struct>

    <request name="XIChangeHierarchy" opcode="43">
        <field type="CARD8" name="num_changes" />
        <pad bytes="3" />
        <list type="HierarchyChange" name="changes">
            <fieldref>num_changes</fieldref>
        </list>
    </request>

    <!-- XISetClientPointer -->

    <request name="XISetClientPointer" opcode="44">
        <field type="WINDOW"   name="window" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
    </request>

    <!-- XIGetClientPointer -->

    <request name="XIGetClientPointer" opcode="45">
        <field type="WINDOW" name="window" />
        <reply>
            <pad bytes="1" />
            <field type="BOOL"     name="set" />
            <pad bytes="1" />
            <field type="DeviceId" name="deviceid" altenum="Device" />
            <pad bytes="20" />
        </reply>
    </request>

    <!-- XISelectEvents -->

    <enum name="XIEventMask">
        <item name="DeviceChanged">    <bit>1</bit> </item>
        <item name="KeyPress">         <bit>2</bit> </item>
        <item name="KeyRelease">       <bit>3</bit> </item>
        <item name="ButtonPress">      <bit>4</bit> </item>
        <item name="ButtonRelease">    <bit>5</bit> </item>
        <item name="Motion">           <bit>6</bit> </item>
        <item name="Enter">            <bit>7</bit> </item>
        <item name="Leave">            <bit>8</bit> </item>
        <item name="FocusIn">          <bit>9</bit> </item>
        <item name="FocusOut">         <bit>10</bit> </item>
        <item name="Hierarchy">        <bit>11</bit> </item>
        <item name="Property">         <bit>12</bit> </item>
        <!-- ⋅⋅⋅ Events (v2.1) ⋅⋅⋅ -->
        <item name="RawKeyPress">      <bit>13</bit> </item>
        <item name="RawKeyRelease">    <bit>14</bit> </item>
        <item name="RawButtonPress">   <bit>15</bit> </item>
        <item name="RawButtonRelease"> <bit>16</bit> </item>
        <item name="RawMotion">        <bit>17</bit> </item>
        <!-- ⋅⋅⋅ Events (v2.2) ⋅⋅⋅ -->
        <item name="TouchBegin">       <bit>18</bit> </item>
        <item name="TouchUpdate">      <bit>19</bit> </item>
        <item name="TouchEnd">         <bit>20</bit> </item>
        <item name="TouchOwnership">   <bit>21</bit> </item>
        <item name="RawTouchBegin">    <bit>22</bit> </item>
        <item name="RawTouchUpdate">   <bit>23</bit> </item>
        <item name="RawTouchEnd">      <bit>24</bit> </item>
        <!-- ⋅⋅⋅ Events (v2.3) ⋅⋅⋅ -->
        <item name="BarrierHit">       <bit>25</bit> </item>
        <item name="BarrierLeave">     <bit>26</bit> </item>
    </enum>

    <struct name="EventMask">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <field type="CARD16"   name="mask_len" />
        <list type="CARD32" name="mask" mask="XIEventMask">
            <fieldref>mask_len</fieldref>
        </list>
    </struct>

    <request name="XISelectEvents" opcode="46">
        <field type="WINDOW" name="window" />
        <field type="CARD16" name="num_mask" />
        <pad bytes="2" />
        <list type="EventMask" name="masks">
            <fieldref>num_mask</fieldref>
        </list>
    </request>

    <!-- XIQueryVersion -->

    <request name="XIQueryVersion" opcode="47">
        <field type="CARD16" name="major_version" />
        <field type="CARD16" name="minor_version" />

        <reply>
            <pad bytes="1" />
            <field type="CARD16" name="major_version" />
            <field type="CARD16" name="minor_version" />
            <pad bytes="20" />
        </reply>
    </request>

    <!-- XIQueryDevice -->

    <enum name="DeviceClassType">
        <item name="Key">      <value>0</value> </item>
        <item name="Button">   <value>1</value> </item>
        <item name="Valuator"> <value>2</value> </item>
        <item name="Scroll">   <value>3</value> </item>
        <item name="Touch">    <value>8</value> </item>
    </enum>

    <enum name="DeviceType">
        <item name="MasterPointer">  <value>1</value> </item>
        <item name="MasterKeyboard"> <value>2</value> </item>
        <item name="SlavePointer">   <value>3</value> </item>
        <item name="SlaveKeyboard">  <value>4</value> </item>
        <item name="FloatingSlave">  <value>5</value> </item>
    </enum>

    <enum name="ScrollFlags">
        <item name="NoEmulation"> <bit>0</bit> </item>
        <item name="Preferred">   <bit>1</bit> </item>
    </enum>

    <enum name="ScrollType">
        <item name="Vertical">   <value>1</value> </item>
        <item name="Horizontal"> <value>2</value> </item>
    </enum>

    <enum name="TouchMode">
        <item name="Direct">    <value>1</value> </item>
        <item name="Dependent"> <value>2</value> </item>
    </enum>

    <struct name="ButtonClass">
        <field type="CARD16"   name="type" enum="DeviceClassType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="sourceid" />
        <field type="CARD16"   name="num_buttons" />
        <list type="CARD32"    name="state">
            <op op="/">
                <op op="+">
                    <fieldref>num_buttons</fieldref>
                    <value>31</value>
                </op>
                <value>32</value>
            </op>
        </list>
        <list type="ATOM" name="labels">
            <fieldref>num_buttons</fieldref>
        </list>
    </struct>

    <struct name="KeyClass">
        <field type="CARD16"   name="type" enum="DeviceClassType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="sourceid" />
        <field type="CARD16"   name="num_keys" />
        <list type="CARD32" name="keys">
            <fieldref>num_keys</fieldref>
        </list>
    </struct>

    <struct name="ScrollClass">
        <field type="CARD16"   name="type" enum="DeviceClassType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="sourceid" />
        <field type="CARD16"   name="number" />
        <field type="CARD16"   name="scroll_type" enum="ScrollType" />
        <pad bytes="2" />
        <field type="CARD32"   name="flags" mask="ScrollFlags" />
        <field type="FP3232"   name="increment" />
    </struct>

    <struct name="TouchClass">
        <field type="CARD16"   name="type" enum="DeviceClassType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="sourceid" />
        <field type="CARD8"    name="mode" enum="TouchMode" />
        <field type="CARD8"    name="num_touches" />
    </struct>

    <struct name="ValuatorClass">
        <field type="CARD16"   name="type" enum="DeviceClassType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="sourceid" />
        <field type="CARD16"   name="number" />
        <field type="ATOM"     name="label" />
        <field type="FP3232"   name="min" />
        <field type="FP3232"   name="max" />
        <field type="FP3232"   name="value" />
        <field type="CARD32"   name="resolution" />
        <field type="CARD8"    name="mode" enum="ValuatorMode" />
        <pad bytes="3" />
    </struct>

    <struct name="DeviceClass">
        <field type="CARD16"   name="type" enum="DeviceClassType" />
        <field type="CARD16"   name="len" />
        <field type="DeviceId" name="sourceid" />
	<switch name="data">
	    <fieldref>type</fieldref>
	    <required_start_align align="4" offset="2" />
	    <case name="key">
		<enumref ref="DeviceClassType">Key</enumref>
		<required_start_align align="4" offset="2" />
		<field type="CARD16"   name="num_keys" />
		<list type="CARD32" name="keys">
		    <fieldref>num_keys</fieldref>
		</list>
	    </case>
	    <case name="button">
		<enumref ref="DeviceClassType">Button</enumref>
		<required_start_align align="4" offset="2" />
		<field type="CARD16"   name="num_buttons" />
		<list type="CARD32"    name="state">
		    <op op="/">
		        <op op="+">
		            <fieldref>num_buttons</fieldref>
		            <value>31</value>
		        </op>
		        <value>32</value>
		    </op>
		</list>
		<list type="ATOM" name="labels">
		    <fieldref>num_buttons</fieldref>
		</list>
	    </case>
	    <case name="valuator">
		<enumref ref="DeviceClassType">Valuator</enumref>
		<required_start_align align="4" offset="2" />
		<field type="CARD16"   name="number" />
		<field type="ATOM"     name="label" />
		<field type="FP3232"   name="min" />
		<field type="FP3232"   name="max" />
		<field type="FP3232"   name="value" />
		<field type="CARD32"   name="resolution" />
		<field type="CARD8"    name="mode" enum="ValuatorMode" />
		<pad bytes="3" />
	    </case>
	    <case name="scroll">
		<enumref ref="DeviceClassType">Scroll</enumref>
                <required_start_align align="4" offset="2" />
		<field type="CARD16"   name="number" />
		<field type="CARD16"   name="scroll_type" enum="ScrollType" />
		<pad bytes="2" />
		<field type="CARD32"   name="flags" mask="ScrollFlags" />
		<field type="FP3232"   name="increment" />
	    </case>
	    <case name="touch">
		<enumref ref="DeviceClassType">Touch</enumref>
		<field type="CARD8"    name="mode" enum="TouchMode" />
		<field type="CARD8"    name="num_touches" />
	    </case>
	</switch>
    </struct>

    <struct name="XIDeviceInfo">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <field type="CARD16"   name="type" enum="DeviceType" />
        <field type="DeviceId" name="attachment" altenum="Device" />
        <field type="CARD16"   name="num_classes" />
        <field type="CARD16"   name="name_len" />
        <field type="BOOL"     name="enabled" />
        <pad bytes="1" />
        <list type="char" name="name">
            <fieldref>name_len</fieldref>
        </list>
        <pad align="4" />
        <list type="DeviceClass" name="classes">
            <fieldref>num_classes</fieldref>
        </list>
    </struct>

    <request name="XIQueryDevice" opcode="48">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
        <reply>
            <pad bytes="1" />
            <field type="CARD16" name="num_infos" />
            <pad bytes="22" />
            <list type="XIDeviceInfo" name="infos">
                <fieldref>num_infos</fieldref>
            </list>
        </reply>
    </request>

    <!-- XISetFocus -->

    <request name="XISetFocus" opcode="49">
        <field type="WINDOW"    name="window" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <pad bytes="2" />
    </request>

    <!-- XIGetFocus -->

    <request name="XIGetFocus" opcode="50">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
        <reply>
            <pad bytes="1" />
            <field type="WINDOW" name="focus" />
            <pad bytes="20" />
        </reply>
    </request>

    <!-- XIGrabDevice -->

    <enum name="GrabOwner">
        <item name="NoOwner"> <value>0</value> </item>
        <item name="Owner">   <value>1</value> </item>
    </enum>

    <request name="XIGrabDevice" opcode="51">
        <field type="WINDOW"    name="window" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="CURSOR"    name="cursor" />
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="CARD8"     name="mode" enum="GrabMode" />
        <field type="CARD8"     name="paired_device_mode" enum="GrabMode" />
        <field type="CARD8"      name="owner_events" enum="GrabOwner" />
        <pad bytes="1" />
        <field type="CARD16"    name="mask_len" />
        <list type="CARD32" name="mask">
            <fieldref>mask_len</fieldref>
        </list>
        <reply>
            <pad bytes="1" />
            <field type="CARD8" name="status" enum="GrabStatus" />
            <pad bytes="23" />
        </reply>
    </request>

    <!-- XIUngrabDevice -->

    <request name="XIUngrabDevice" opcode="52">
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
    </request>

    <!-- XIAllowEvents -->

    <enum name="EventMode">
        <item name="AsyncDevice">       <value>0</value> </item>
        <item name="SyncDevice">        <value>1</value> </item>
        <item name="ReplayDevice">      <value>2</value> </item>
        <item name="AsyncPairedDevice"> <value>3</value> </item>
        <item name="AsyncPair">         <value>4</value> </item>
        <item name="SyncPair">          <value>5</value> </item>
        <item name="AcceptTouch">       <value>6</value> </item>
        <item name="RejectTouch">       <value>7</value> </item>
    </enum>

    <request name="XIAllowEvents" opcode="53">
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="CARD8"     name="event_mode" enum="EventMode" />
        <pad bytes="1" />
        <field type="CARD32"    name="touchid" />
        <field type="WINDOW"    name="grab_window" />
    </request>

    <!-- XIPassiveGrabDevice -->

    <enum name="GrabMode22">
        <item name="Sync">  <value>0</value> </item>
        <item name="Async"> <value>1</value> </item>
        <item name="Touch"> <value>2</value> </item>
    </enum>

    <enum name="GrabType">
        <item name="Button">     <value>0</value> </item>
        <item name="Keycode">    <value>1</value> </item>
        <item name="Enter">      <value>2</value> </item>
        <item name="FocusIn">    <value>3</value> </item>
        <item name="TouchBegin"> <value>4</value> </item>
    </enum>

    <enum name="ModifierMask">
        <item name="Any"> <bit>31</bit> </item>
    </enum>

    <struct name="GrabModifierInfo">
        <field type="CARD32" name="modifiers" altenum="ModifierMask" />
        <field type="CARD8"  name="status" enum="GrabStatus" />
        <pad bytes="3" />
    </struct>

    <request name="XIPassiveGrabDevice" opcode="54">
        <!-- field "time" is unused and its value is undefined -->
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <field type="WINDOW"    name="grab_window" />
        <field type="CURSOR"    name="cursor" />
        <field type="CARD32"    name="detail" />
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="CARD16"    name="num_modifiers" />
        <field type="CARD16"    name="mask_len" />
        <field type="CARD8"     name="grab_type" enum="GrabType" />
        <field type="CARD8"     name="grab_mode" enum="GrabMode22" />
        <field type="CARD8"     name="paired_device_mode" enum="GrabMode" />
        <field type="BOOL"      name="owner_events" enum="GrabOwner" />
        <pad bytes="2" />
        <list type="CARD32" name="mask">
            <fieldref>mask_len</fieldref>
        </list>
        <list type="CARD32" name="modifiers">
            <fieldref>num_modifiers</fieldref>
        </list>
        <reply>
            <pad bytes="1" />
            <field type="CARD16" name="num_modifiers" />
            <pad bytes="22" />
            <list type="GrabModifierInfo" name="modifiers">
                <fieldref>num_modifiers</fieldref>
            </list>
        </reply>
    </request>

    <!-- XIPassiveUngrabDevice -->

    <request name="XIPassiveUngrabDevice" opcode="55">
        <field type="WINDOW"   name="grab_window" />
        <field type="CARD32"   name="detail" />
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <field type="CARD16"   name="num_modifiers" />
        <field type="CARD8"    name="grab_type" enum="GrabType" />
        <pad bytes="3" />
        <list type="CARD32" name="modifiers">
            <fieldref>num_modifiers</fieldref>
        </list>
    </request>

    <!-- XIListProperties -->

    <request name="XIListProperties" opcode="56">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
        <reply>
            <pad bytes="1" />
            <field type="CARD16" name="num_properties" />
            <pad bytes="22" />
            <list type="ATOM" name="properties">
                <fieldref>num_properties</fieldref>
            </list>
        </reply>
    </request>

    <!-- XIChangeProperty -->

    <request name="XIChangeProperty" opcode="57">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <field type="CARD8"    name="mode" enum="PropMode" />
        <field type="CARD8"    name="format" enum="PropertyFormat" />
        <field type="ATOM"     name="property" />
        <field type="ATOM"     name="type" />
        <field type="CARD32"   name="num_items" />
        <switch name="items">
            <fieldref>format</fieldref>
            <case>
                <enumref ref="PropertyFormat">8Bits</enumref>
                <list type="CARD8" name="data8">
                    <fieldref>num_items</fieldref>
                </list>
                <pad align="4" />
            </case>
            <case>
                <enumref ref="PropertyFormat">16Bits</enumref>
                <list type="CARD16" name="data16">
                    <fieldref>num_items</fieldref>
                </list>
                <pad align="4" />
            </case>
            <case>
                <enumref ref="PropertyFormat">32Bits</enumref>
                <list type="CARD32" name="data32">
                    <fieldref>num_items</fieldref>
                </list>
            </case>
        </switch>
    </request>

    <!-- XIDeleteProperty -->

    <request name="XIDeleteProperty" opcode="58">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <pad bytes="2" />
        <field type="ATOM"     name="property" />
    </request>

    <!-- XIGetProperty -->

    <request name="XIGetProperty" opcode="59">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <field type="BOOL"     name="delete" />
        <pad bytes="1" />
        <field type="ATOM"     name="property" />
        <field type="ATOM"     name="type" />
        <field type="CARD32"   name="offset" />
        <field type="CARD32"   name="len" />
        <reply>
            <pad bytes="1" />
            <field type="ATOM"   name="type" />
            <field type="CARD32" name="bytes_after" />
            <field type="CARD32" name="num_items" />
            <field type="CARD8"  name="format" enum="PropertyFormat" />
            <pad bytes="11" />
            <switch name="items">
                <fieldref>format</fieldref>
                <case>
                    <enumref ref="PropertyFormat">8Bits</enumref>
                    <list type="CARD8" name="data8">
                        <fieldref>num_items</fieldref>
                    </list>
                    <pad align="4" />
                </case>
                <case>
                    <enumref ref="PropertyFormat">16Bits</enumref>
                    <list type="CARD16" name="data16">
                        <fieldref>num_items</fieldref>
                    </list>
                    <pad align="4" />
                </case>
                <case>
                    <enumref ref="PropertyFormat">32Bits</enumref>
                    <list type="CARD32" name="data32">
                        <fieldref>num_items</fieldref>
                    </list>
                </case>
            </switch>
        </reply>
    </request>

    <!-- XIGetSelectedEvents -->

    <request name="XIGetSelectedEvents" opcode="60">
        <field type="WINDOW" name="window" />
        <reply>
            <pad bytes="1" />
            <field type="CARD16" name="num_masks" />
            <pad bytes="22" />
            <list type="EventMask" name="masks">
                <fieldref>num_masks</fieldref>
            </list>
        </reply>
    </request>

    <!-- ⋅⋅⋅ Requests (v2.3) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <!-- XIBarrierReleasePointer -->

    <struct name="BarrierReleasePointerInfo">
        <field type="DeviceId" name="deviceid" />
        <pad bytes="2" />
        <field type="BARRIER"  name="barrier" />
        <field type="CARD32"   name="eventid" />
    </struct>

    <request name="XIBarrierReleasePointer" opcode="61">
        <field type="CARD32" name="num_barriers" />
        <list type="BarrierReleasePointerInfo" name="barriers">
            <fieldref>num_barriers</fieldref>
        </list>
    </request>

    <!-- ⋅⋅⋅ Events (v1.0) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->
    <!-- Notes:
         - A 'len' field in a v1++ structure is in bytes.
    -->

    <event name="DeviceValuator" number="0">
        <field type="CARD8"  name="device_id" />
        <field type="CARD16" name="device_state" />
        <field type="CARD8"  name="num_valuators" />
        <field type="CARD8"  name="first_valuator" />
        <list type="INT32"   name="valuators">
            <value>6</value>
        </list>
    </event>

    <!-- the highest bit in a CARD8 device_id-field indicates that more
	events will follow -->
    <enum name="MoreEventsMask">
	<item name="MoreEvents"> <bit>7</bit> </item> <!-- 0x80 -->
    </enum>

    <event name="DeviceKeyPress" number="1">
        <field type="BYTE"      name="detail" />
        <field type="TIMESTAMP" name="time" />
        <field type="WINDOW"    name="root" />
        <field type="WINDOW"    name="event" />
        <field type="WINDOW"    name="child" altenum="Window" />
        <field type="INT16"     name="root_x" />
        <field type="INT16"     name="root_y" />
        <field type="INT16"     name="event_x" />
        <field type="INT16"     name="event_y" />
        <field type="CARD16"    name="state" mask="KeyButMask" />
        <field type="BOOL"      name="same_screen" />
        <field type="CARD8"     name="device_id" altmask="MoreEventsMask" />
    </event>

    <eventcopy name="DeviceKeyRelease"    number="2" ref="DeviceKeyPress" />
    <eventcopy name="DeviceButtonPress"   number="3" ref="DeviceKeyPress" />
    <eventcopy name="DeviceButtonRelease" number="4" ref="DeviceKeyPress" />
    <eventcopy name="DeviceMotionNotify"  number="5" ref="DeviceKeyPress" />

    <event name="DeviceFocusIn" number="6">
        <field type="BYTE"      name="detail" enum="xproto:NotifyDetail" />
        <field type="TIMESTAMP" name="time" />
        <field type="WINDOW"    name="window" />
        <field type="BYTE"      name="mode" enum="xproto:NotifyMode" />
        <field type="CARD8"     name="device_id" />
        <pad bytes="18" />
    </event>

    <eventcopy name="DeviceFocusOut" number="7" ref="DeviceFocusIn" />
    <eventcopy name="ProximityIn"    number="8" ref="DeviceKeyPress" />
    <eventcopy name="ProximityOut"   number="9" ref="DeviceKeyPress" />

    <enum name="ClassesReportedMask">
        <item name="OutOfProximity">     <bit>7</bit> </item> <!-- 0x80 -->
            <!-- 0 = InProxmity, 1 = OutOfProximity -->

        <item name="DeviceModeAbsolute"> <bit>6</bit> </item> <!-- 0x40 -->
            <!-- 0 = Relative, 1 = Absolute -->

        <item name="ReportingValuators"> <bit>2</bit> </item> <!-- 0x04 -->
        <item name="ReportingButtons">   <bit>1</bit> </item> <!-- 0x02 -->
        <item name="ReportingKeys">      <bit>0</bit> </item> <!-- 0x01 -->
    </enum>

    <event name="DeviceStateNotify" number="10">
        <field type="BYTE"      name="device_id" altmask="MoreEventsMask" />
        <field type="TIMESTAMP" name="time" />
        <field type="CARD8"     name="num_keys" />
        <field type="CARD8"     name="num_buttons" />
        <field type="CARD8"     name="num_valuators" />
        <field type="CARD8"     name="classes_reported" mask="ClassesReportedMask" />
        <list type="CARD8"      name="buttons">
            <value>4</value>
        </list>
        <list type="CARD8" name="keys">
            <value>4</value>
        </list>
        <list type="CARD32" name="valuators">
            <value>3</value>
        </list>
    </event>

    <event name="DeviceMappingNotify" number="11">
        <field type="BYTE"    name="device_id" />
        <field type="CARD8"   name="request" enum="Mapping" />
        <field type="KeyCode" name="first_keycode" />
        <field type="CARD8"   name="count" />
        <pad bytes="1" />
        <field type="TIMESTAMP" name="time" />
        <pad bytes="20" />
    </event>

    <enum name="ChangeDevice">
	<item name="NewPointer">  <value>0</value> </item>
	<item name="NewKeyboard"> <value>1</value> </item>
    </enum>

    <event name="ChangeDeviceNotify" number="12">
        <field type="BYTE"      name="device_id" />
        <field type="TIMESTAMP" name="time" />
        <field type="CARD8"     name="request" enum="ChangeDevice" />
        <pad bytes="23" />
    </event>

    <event name="DeviceKeyStateNotify" number="13">
        <field type="BYTE" name="device_id" altmask="MoreEventsMask" />
        <list type="CARD8" name="keys">
            <value>28</value>
        </list>
    </event>

    <event name="DeviceButtonStateNotify" number="14">
        <field type="BYTE" name="device_id" altmask="MoreEventsMask" />
        <list type="CARD8" name="buttons">
            <value>28</value>
        </list>
    </event>

    <!-- ⋅⋅⋅ Events (v1.4) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <enum name="DeviceChange">
        <item name="Added">          <value>0</value> </item>
        <item name="Removed">        <value>1</value> </item>
        <item name="Enabled">        <value>2</value> </item>
        <item name="Disabled">       <value>3</value> </item>
        <item name="Unrecoverable">  <value>4</value> </item>
        <item name="ControlChanged"> <value>5</value> </item>
    </enum>

    <event name="DevicePresenceNotify" number="15">
        <pad bytes="1" />
        <field type="TIMESTAMP" name="time" />
        <field type="BYTE"      name="devchange" enum="DeviceChange" />
        <field type="BYTE"      name="device_id" />
        <field type="CARD16"    name="control" />
        <pad bytes="20" />
    </event>

    <!-- ⋅⋅⋅ Events (v1.5) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <event name="DevicePropertyNotify" number="16">
        <field type="BYTE"      name="state" enum="Property" />
        <field type="TIMESTAMP" name="time" />
        <field type="ATOM"      name="property" />
        <pad bytes="19" />
        <field type="CARD8"     name="device_id" />
    </event>

    <!-- ⋅⋅⋅ Events (v2.0) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->
    <!-- Notes:
         - A 'len' field in a v2++ structure is in 4 byte units.
    -->

    <enum name="ChangeReason">
        <item name="SlaveSwitch">  <value>1</value> </item>
        <item name="DeviceChange"> <value>2</value> </item>
    </enum>

    <event name="DeviceChanged" number="1" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD16"    name="num_classes" />
        <field type="DeviceId"  name="sourceid" altenum="Device" />
        <field type="CARD8"     name="reason" enum="ChangeReason" />
        <pad bytes="11" />
        <!-- 32 byte boundary -->
        <list type="DeviceClass" name="classes">
            <fieldref>num_classes</fieldref>
        </list>
    </event>

    <enum name="KeyEventFlags">
        <item name="KeyRepeat"> <bit>16</bit> </item>
    </enum>

    <event name="KeyPress" number="2" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="detail" />
        <field type="WINDOW"    name="root" />
        <field type="WINDOW"    name="event" />
        <field type="WINDOW"    name="child" />
        <!-- 32 byte boundary -->
        <field type="FP1616"    name="root_x" />
        <field type="FP1616"    name="root_y" />
        <field type="FP1616"    name="event_x" />
        <field type="FP1616"    name="event_y" />
        <field type="CARD16"    name="buttons_len" />
        <field type="CARD16"    name="valuators_len" />
        <field type="DeviceId"  name="sourceid" altenum="Device" />
        <pad bytes="2" />
        <field type="CARD32"       name="flags" mask="KeyEventFlags" />
        <field type="ModifierInfo" name="mods" />
        <field type="GroupInfo"    name="group" />
        <list type="CARD32" name="button_mask">
            <fieldref>buttons_len</fieldref>
        </list>
        <list type="CARD32" name="valuator_mask">
            <fieldref>valuators_len</fieldref>
        </list>
        <list type="FP3232" name="axisvalues">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
    </event>

    <eventcopy name="KeyRelease" number="3" ref="KeyPress" />

    <enum name="PointerEventFlags">
        <item name="PointerEmulated"> <bit>16</bit> </item>
    </enum>

    <event name="ButtonPress" number="4" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="detail" />
        <field type="WINDOW"    name="root" />
        <field type="WINDOW"    name="event" />
        <field type="WINDOW"    name="child" />
        <!-- 32 byte boundary -->
        <field type="FP1616"    name="root_x" />
        <field type="FP1616"    name="root_y" />
        <field type="FP1616"    name="event_x" />
        <field type="FP1616"    name="event_y" />
        <field type="CARD16"    name="buttons_len" />
        <field type="CARD16"    name="valuators_len" />
        <field type="DeviceId"  name="sourceid" altenum="Device" />
        <pad bytes="2" />
        <field type="CARD32"       name="flags" mask="PointerEventFlags" />
        <field type="ModifierInfo" name="mods" />
        <field type="GroupInfo"    name="group" />
        <list type="CARD32" name="button_mask">
            <fieldref>buttons_len</fieldref>
        </list>
        <list type="CARD32" name="valuator_mask">
            <fieldref>valuators_len</fieldref>
        </list>
        <list type="FP3232" name="axisvalues">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
    </event>

    <eventcopy name="ButtonRelease" number="5" ref="ButtonPress" />
    <eventcopy name="Motion"        number="6" ref="ButtonPress" />

    <enum name="NotifyMode">
        <item name="Normal">        <value>0</value> </item>
        <item name="Grab">          <value>1</value> </item>
        <item name="Ungrab">        <value>2</value> </item>
        <item name="WhileGrabbed">  <value>3</value> </item>
        <item name="PassiveGrab">   <value>4</value> </item>
        <item name="PassiveUngrab"> <value>5</value> </item>
    </enum>

    <enum name="NotifyDetail">
        <item name="Ancestor">         <value>0</value> </item>
        <item name="Virtual">          <value>1</value> </item>
        <item name="Inferior">         <value>2</value> </item>
        <item name="Nonlinear">        <value>3</value> </item>
        <item name="NonlinearVirtual"> <value>4</value> </item>
        <item name="Pointer">          <value>5</value> </item>
        <item name="PointerRoot">      <value>6</value> </item>
        <item name="None">             <value>7</value> </item>
    </enum>

    <event name="Enter" number="7" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="DeviceId"  name="sourceid" altenum="Device" />
        <field type="CARD8"     name="mode" enum="xinput:NotifyMode" />
        <field type="CARD8"     name="detail" enum="xinput:NotifyDetail" />
        <field type="WINDOW"    name="root" />
        <field type="WINDOW"    name="event" />
        <field type="WINDOW"    name="child" />
        <!-- 32 byte boundary -->
        <field type="FP1616"       name="root_x" />
        <field type="FP1616"       name="root_y" />
        <field type="FP1616"       name="event_x" />
        <field type="FP1616"       name="event_y" />
        <field type="BOOL"         name="same_screen" />
        <field type="BOOL"         name="focus" />
        <field type="CARD16"       name="buttons_len" />
        <field type="ModifierInfo" name="mods" />
        <field type="GroupInfo"    name="group" />
        <list type="CARD32" name="buttons">
            <fieldref>buttons_len</fieldref>
        </list>
    </event>

    <eventcopy name="Leave"    number="8" ref="Enter" />
    <eventcopy name="FocusIn"  number="9" ref="Enter" />
    <eventcopy name="FocusOut" number="10" ref="Enter" />

    <enum name="HierarchyMask">
        <item name="MasterAdded">    <bit>0</bit> </item>
        <item name="MasterRemoved">  <bit>1</bit> </item>
        <item name="SlaveAdded">     <bit>2</bit> </item>
        <item name="SlaveRemoved">   <bit>3</bit> </item>
        <item name="SlaveAttached">  <bit>4</bit> </item>
        <item name="SlaveDetached">  <bit>5</bit> </item>
        <item name="DeviceEnabled">  <bit>6</bit> </item>
        <item name="DeviceDisabled"> <bit>7</bit> </item>
    </enum>

    <struct name="HierarchyInfo">
        <field type="DeviceId" name="deviceid" altenum="Device" />
        <field type="DeviceId" name="attachment" altenum="Device" />
        <field type="CARD8"    name="type" enum="DeviceType"/>
        <field type="BOOL"     name="enabled" />
        <pad bytes="2" />
        <field type="CARD32"   name="flags" mask="HierarchyMask" />
    </struct>

    <event name="Hierarchy" number="11" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="flags" mask="HierarchyMask" />
        <field type="CARD16"    name="num_infos" />
        <pad bytes="10" />
        <!-- 32 byte boundary -->
        <list type="HierarchyInfo" name="infos">
            <fieldref>num_infos</fieldref>
        </list>
    </event>

    <enum name="PropertyFlag">
        <item name="Deleted">  <value>0</value> </item>
        <item name="Created">  <value>1</value> </item>
        <item name="Modified"> <value>2</value> </item>
    </enum>

    <event name="Property" number="12" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="ATOM"      name="property" />
        <field type="CARD8"     name="what" enum="PropertyFlag" />
        <pad bytes="11" />
        <!-- 32 byte boundary -->
    </event>

    <!-- ⋅⋅⋅ Events (v2.1) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <event name="RawKeyPress" number="13" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="detail" />
        <field type="DeviceId"  name="sourceid" />
        <field type="CARD16"    name="valuators_len" />
        <field type="CARD32"    name="flags" mask="KeyEventFlags"/>
        <pad bytes="4" />
        <!-- 32 byte boundary -->
        <list type="CARD32" name="valuator_mask">
            <fieldref>valuators_len</fieldref>
        </list>
        <list type="FP3232" name="axisvalues">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
        <list type="FP3232" name="axisvalues_raw">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
    </event>

    <eventcopy name="RawKeyRelease" number="14" ref="RawKeyPress" />

    <event name="RawButtonPress" number="15" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="detail" />
        <field type="DeviceId"  name="sourceid" />
        <field type="CARD16"    name="valuators_len" />
        <field type="CARD32"    name="flags" mask="PointerEventFlags"/>
        <pad bytes="4" />
        <!-- 32 byte boundary -->
        <list type="CARD32" name="valuator_mask">
            <fieldref>valuators_len</fieldref>
        </list>
        <list type="FP3232" name="axisvalues">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
        <list type="FP3232" name="axisvalues_raw">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
    </event>

    <eventcopy name="RawButtonRelease" number="16" ref="RawButtonPress" />
    <eventcopy name="RawMotion"        number="17" ref="RawButtonPress" />

    <!-- ⋅⋅⋅ Events (v2.2) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <enum name="TouchEventFlags">
        <item name="TouchPendingEnd">       <bit>16</bit> </item>
        <item name="TouchEmulatingPointer"> <bit>17</bit> </item>
    </enum>

    <event name="TouchBegin" number="18" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="detail" />
        <field type="WINDOW"    name="root" />
        <field type="WINDOW"    name="event" />
        <field type="WINDOW"    name="child" />
        <!-- 32 byte boundary -->
        <field type="FP1616"    name="root_x" />
        <field type="FP1616"    name="root_y" />
        <field type="FP1616"    name="event_x" />
        <field type="FP1616"    name="event_y" />
        <field type="CARD16"    name="buttons_len" />
        <field type="CARD16"    name="valuators_len" />
        <field type="DeviceId"  name="sourceid" altenum="Device" />
        <pad bytes="2" />
        <field type="CARD32"       name="flags" mask="TouchEventFlags" />
        <field type="ModifierInfo" name="mods" />
        <field type="GroupInfo"    name="group" />
        <list type="CARD32" name="button_mask">
            <fieldref>buttons_len</fieldref>
        </list>
        <list type="CARD32" name="valuator_mask">
            <fieldref>valuators_len</fieldref>
        </list>
        <list type="FP3232" name="axisvalues">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
    </event>

    <eventcopy name="TouchUpdate" number="19" ref="TouchBegin" />
    <eventcopy name="TouchEnd"    number="20" ref="TouchBegin" />

    <enum name="TouchOwnershipFlags">
        <!-- XXX: Remove this enum? Currently, no flag is defined. -->
        <item name="None"> <value>0</value> </item>
    </enum>

    <event name="TouchOwnership" number="21" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="touchid" />
        <field type="WINDOW"    name="root" />
        <field type="WINDOW"    name="event" />
        <field type="WINDOW"    name="child" />
        <!-- 32 byte boundary -->
        <field type="DeviceId"  name="sourceid" altenum="Device" />
        <pad bytes="2" />
        <field type="CARD32"    name="flags" enum="TouchOwnershipFlags" />
        <pad bytes="8" />
    </event>

    <event name="RawTouchBegin" number="22" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="detail" />
        <field type="DeviceId"  name="sourceid" />
        <field type="CARD16"    name="valuators_len" />
        <field type="CARD32"    name="flags" mask="TouchEventFlags"/>
        <pad bytes="4" />
        <!-- 32 byte boundary -->
        <list type="CARD32" name="valuator_mask">
            <fieldref>valuators_len</fieldref>
        </list>
        <list type="FP3232" name="axisvalues">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
        <list type="FP3232" name="axisvalues_raw">
            <sumof ref="valuator_mask">
                <popcount>
                    <listelement-ref/>
                </popcount>
            </sumof>
        </list>
    </event>

    <eventcopy name="RawTouchUpdate" number="23" ref="RawTouchBegin" />
    <eventcopy name="RawTouchEnd"    number="24" ref="RawTouchBegin" />

    <!-- ⋅⋅⋅ Events (v2.3) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <enum name="BarrierFlags">
	<item name="PointerReleased"> <bit>0</bit> </item>
	<item name="DeviceIsGrabbed"> <bit>1</bit> </item>
    </enum>

    <event name="BarrierHit" number="25" xge="true">
        <field type="DeviceId"  name="deviceid" altenum="Device" />
        <field type="TIMESTAMP" name="time" altenum="Time" />
        <!-- event specific fields -->
        <field type="CARD32"    name="eventid" />
        <field type="WINDOW"    name="root" />
        <field type="WINDOW"    name="event" />
        <field type="BARRIER"   name="barrier" />
        <!-- 32 byte boundary -->
        <field type="CARD32"    name="dtime" />
        <field type="CARD32"    name="flags" mask="BarrierFlags" />
        <field type="DeviceId"  name="sourceid" altenum="Device" />
        <pad bytes="2" />
        <field type="FP1616"    name="root_x" />
        <field type="FP1616"    name="root_y" />
        <field type="FP3232"    name="dx" />
        <field type="FP3232"    name="dy" />
    </event>

    <eventcopy name="BarrierLeave" number="26" ref="BarrierHit" />

    <!-- ⋅⋅⋅ Requests that depend on events ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <!-- SendExtensionEvent -->
    <eventstruct name="EventForSend">
        <allowed extension="Input" xge="false" opcode-min="0" opcode-max="16" />
        <!-- We need not allow the newer events which are based on
             the GenericEvent extension:
             The wire-protocol-spec
             https://cgit.freedesktop.org/xorg/lib/libXi/tree/specs/encoding.xml?idĺibXi-1.7.9#n1793
             only allows fixed sized events, which seems
             to rule out GenericEvent.

             The xlib-implementation also assumes fixed-sized events.
             https://cgit.freedesktop.org/xorg/lib/libXi/tree/src/XSndExEv.c?id=libXi-1.7.9#n106

             The Xserver also allows only non-GE events:
	     https:g/xorg/xserver/tree/Xi/sendexev.c?id=xorg-server-1.19.1#n144
        -->
    </eventstruct>

    <request name="SendExtensionEvent" opcode="31">
        <field type="WINDOW" name="destination" />
        <field type="CARD8"  name="device_id" />
        <field type="BOOL"   name="propagate" />
        <field type="CARD16" name="num_classes" />
        <field type="CARD8"  name="num_events" />
        <pad bytes="3" />
        <list type="EventForSend" name="events">
            <fieldref>num_events</fieldref>
        </list>
        <list type="EventClass" name="classes">
            <fieldref>num_classes</fieldref>
        </list>
    </request>


    <!-- ⋅⋅⋅ Errors (v1.0) ⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅⋅ -->

    <error name="Device"     number="0" />
    <error name="Event"      number="1" />
    <error name="Mode"       number="2" />
    <error name="DeviceBusy" number="3" />
    <error name="Class"      number="4" />

</xcb>