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ðŸ“„ EVI.h(1.53 KB)
ðŸ“„ EVIproto.h(2.94 KB)
ðŸ“„ XI.h(9.59 KB)
ðŸ“„ XI2.h(10.29 KB)
ðŸ“„ XI2proto.h(36.7 KB)
ðŸ“„ XIproto.h(40.05 KB)
ðŸ“„ XKB.h(27.55 KB)
ðŸ“„ XKBgeom.h(15.44 KB)
ðŸ“„ XKBproto.h(28.42 KB)
ðŸ“„ XKBsrv.h(27.36 KB)
ðŸ“„ XKBstr.h(19.17 KB)
ðŸ“„ XResproto.h(5.05 KB)
ðŸ“„ Xv.h(2.96 KB)
ðŸ“„ XvMC.h(3.54 KB)
ðŸ“„ XvMCproto.h(4.38 KB)
ðŸ“„ Xvproto.h(11.83 KB)
ðŸ“„ ag.h(1.67 KB)
ðŸ“„ agproto.h(4.89 KB)
ðŸ“„ bigreqsproto.h(1.86 KB)
ðŸ“„ bigreqstr.h(187 B)
ðŸ“„ composite.h(3.06 KB)
ðŸ“„ compositeproto.h(5.33 KB)
ðŸ“„ cup.h(1.32 KB)
ðŸ“„ cupproto.h(2.99 KB)
ðŸ“„ damageproto.h(3.53 KB)
ðŸ“„ damagewire.h(1.85 KB)
ðŸ“„ dbe.h(2.11 KB)
ðŸ“„ dbeproto.h(7.17 KB)
ðŸ“„ dmx.h(2.32 KB)
ðŸ“„ dmxproto.h(13.03 KB)
ðŸ“„ dpmsconst.h(1.74 KB)
ðŸ“„ dpmsproto.h(5.16 KB)
ðŸ“„ dri2proto.h(8.12 KB)
ðŸ“„ dri2tokens.h(2.41 KB)
ðŸ“„ dri3proto.h(5.99 KB)
ðŸ“„ ge.h(1.74 KB)
ðŸ“„ geproto.h(2.3 KB)
ðŸ“„ lbx.h(2.18 KB)
ðŸ“„ lbxproto.h(24.2 KB)
ðŸ“„ mitmiscconst.h(1.47 KB)
ðŸ“„ mitmiscproto.h(2.18 KB)
ðŸ“„ multibufconst.h(2.51 KB)
ðŸ“„ multibufproto.h(8.4 KB)
ðŸ“„ panoramiXproto.h(5.34 KB)
ðŸ“„ presentproto.h(5.28 KB)
ðŸ“„ presenttokens.h(3.51 KB)
ðŸ“„ randr.h(6.75 KB)
ðŸ“„ randrproto.h(25.15 KB)
ðŸ“„ recordconst.h(2.02 KB)
ðŸ“„ recordproto.h(7.46 KB)
ðŸ“„ recordstr.h(258 B)
ðŸ“„ render.h(6.77 KB)
ðŸ“„ renderproto.h(12.91 KB)
ðŸ“„ saver.h(1.86 KB)
ðŸ“„ saverproto.h(5.01 KB)
ðŸ“„ secur.h(2.09 KB)
ðŸ“„ securproto.h(3.1 KB)
ðŸ“„ shapeconst.h(1.83 KB)
ðŸ“„ shapeproto.h(6.57 KB)
ðŸ“„ shapestr.h(252 B)
ðŸ“„ shm.h(1.61 KB)
ðŸ“„ shmproto.h(5.9 KB)
ðŸ“„ shmstr.h(2.07 KB)
ðŸ“„ syncconst.h(6.59 KB)
ðŸ“„ syncproto.h(10.74 KB)
ðŸ“„ syncstr.h(5.47 KB)
ðŸ“„ xcmiscproto.h(2.99 KB)
ðŸ“„ xcmiscstr.h(185 B)
ðŸ“„ xf86bigfont.h(414 B)
ðŸ“„ xf86bigfproto.h(2.48 KB)
ðŸ“„ xf86bigfstr.h(191 B)
ðŸ“„ xf86dga.h(369 B)
ðŸ“„ xf86dga1const.h(931 B)
ðŸ“„ xf86dga1proto.h(4.4 KB)
ðŸ“„ xf86dga1str.h(191 B)
ðŸ“„ xf86dgaconst.h(2.47 KB)
ðŸ“„ xf86dgaproto.h(6.94 KB)
ðŸ“„ xf86dgastr.h(188 B)
ðŸ“„ xf86misc.h(3.81 KB)
ðŸ“„ xf86mscstr.h(5.96 KB)
ðŸ“„ xf86vm.h(2.06 KB)
ðŸ“„ xf86vmproto.h(15.33 KB)
ðŸ“„ xf86vmstr.h(185 B)
ðŸ“„ xfixesproto.h(12.45 KB)
ðŸ“„ xfixeswire.h(5.27 KB)
ðŸ“„ xtestconst.h(1.36 KB)
ðŸ“„ xtestext1const.h(5.31 KB)
ðŸ“„ xtestext1proto.h(7.61 KB)
ðŸ“„ xtestproto.h(3.18 KB)

Editing: XI2proto.h

/*
 * Copyright © 2009 Red Hat, Inc.
 *
 * 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 (including the next
 * paragraph) 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 OR COPYRIGHT HOLDERS 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.
 *
 */

/* Conventions for this file:
 * Names:
 * structs: always typedef'd, prefixed with xXI, CamelCase
 * struct members: lower_case_with_underscores
 *        Exceptions: reqType, ReqType, repType, RepType, sequenceNumber are
 *        named as such for historical reasons.
 * request opcodes: X_XIRequestName as CamelCase
 * defines: defines used in client applications must go in XI2.h
 *          defines used only in protocol handling: XISOMENAME
 *
 * Data types: unless there is a historical name for a datatype (e.g.
 * Window), use stdint types specifying the size of the datatype.
 * historical data type names must be defined and undefined at the top and
 * end of the file.
 *
 * General:
 * spaces, not tabs.
 * structs specific to a request or reply added before the request
 *      definition. structs used in more than one request, reply or event
 *      appended to the common structs section before the definition of the
 *      first request.
 * members of structs vertically aligned on column 16 if datatypes permit.
 *      otherwise aligned on next available 8n column.
 */

/**
 * Protocol definitions for the XI2 protocol.
 * This file should not be included by clients that merely use XI2, but do not
 * need the wire protocol. Such clients should include XI2.h, or the matching
 * header from the library.
 *
 */
#ifndef _XI2PROTO_H_
#define _XI2PROTO_H_

#include <X11/Xproto.h>
#include <X11/X.h>
#include <X11/extensions/XI2.h>
#include <stdint.h>

/* make sure types have right sizes for protocol structures. */
#define Window  uint32_t
#define Time    uint32_t
#define Atom    uint32_t
#define Cursor  uint32_t
#define Barrier uint32_t

/**
 * XI2 Request opcodes
 */
#define X_XIQueryPointer                40
#define X_XIWarpPointer                 41
#define X_XIChangeCursor                42
#define X_XIChangeHierarchy             43
#define X_XISetClientPointer            44
#define X_XIGetClientPointer            45
#define X_XISelectEvents                46
#define X_XIQueryVersion                47
#define X_XIQueryDevice                 48
#define X_XISetFocus                    49
#define X_XIGetFocus                    50
#define X_XIGrabDevice                  51
#define X_XIUngrabDevice                52
#define X_XIAllowEvents                 53
#define X_XIPassiveGrabDevice           54
#define X_XIPassiveUngrabDevice         55
#define X_XIListProperties              56
#define X_XIChangeProperty              57
#define X_XIDeleteProperty              58
#define X_XIGetProperty                 59
#define X_XIGetSelectedEvents           60
#define X_XIBarrierReleasePointer       61

/** Number of XI requests */
#define XI2REQUESTS (X_XIBarrierReleasePointer - X_XIQueryPointer + 1)
/** Number of XI2 events */
#define XI2EVENTS   (XI_LASTEVENT + 1)

/*************************************************************************************
 *                                                                                   *
 *                               COMMON STRUCTS                                      *
 *                                                                                   *
 *************************************************************************************/
/** Fixed point 16.16 */
typedef int32_t FP1616;

/** Fixed point 32.32 */
typedef struct {
    int32_t     integral;
    uint32_t    frac;
} FP3232;

/**
 * Struct to describe a device.
 *
 * For a MasterPointer or a MasterKeyboard, 'attachment' specifies the
 * paired master device.
 * For a SlaveKeyboard or SlavePointer, 'attachment' specifies the master
 * device this device is attached to.
 * For a FloatingSlave, 'attachment' is undefined.
 */
typedef struct {
    uint16_t    deviceid;
    uint16_t    use;            /**< ::XIMasterPointer, ::XIMasterKeyboard,
                                     ::XISlavePointer, ::XISlaveKeyboard,
                                     ::XIFloatingSlave */
    uint16_t    attachment;     /**< Current attachment or pairing.*/
    uint16_t    num_classes;    /**< Number of classes following this struct. */
    uint16_t    name_len;       /**< Length of name in bytes. */
    uint8_t     enabled;        /**< TRUE if device is enabled. */
    uint8_t     pad;
} xXIDeviceInfo;

/**
 * Default template for a device class.
 * A device class is equivalent to a device's capabilities. Multiple classes
 * are supported per device.
 */
typedef struct {
    uint16_t    type;           /**< One of *class */
    uint16_t    length;         /**< Length in 4 byte units */
    uint16_t    sourceid;       /**< source device for this class */
    uint16_t    pad;
} xXIAnyInfo;

/**
 * Denotes button capability on a device.
 * Struct is followed by a button bit-mask (padded to four byte chunks) and
 * then num_buttons * Atom that names the buttons in the device-native setup
 * (i.e.  ignoring button mappings).
 */
typedef struct {
    uint16_t    type;           /**< Always ButtonClass */
    uint16_t    length;         /**< Length in 4 byte units */
    uint16_t    sourceid;       /**< source device for this class */
    uint16_t    num_buttons;    /**< Number of buttons provided */
} xXIButtonInfo;

/**
 * Denotes key capability on a device.
 * Struct is followed by num_keys * CARD32 that lists the keycodes available
 * on the device.
 */
typedef struct {
    uint16_t    type;           /**< Always KeyClass */
    uint16_t    length;         /**< Length in 4 byte units */
    uint16_t    sourceid;       /**< source device for this class */
    uint16_t    num_keycodes;   /**< Number of keys provided */
} xXIKeyInfo;

/**
 * Denotes an valuator capability on a device.
 * One XIValuatorInfo describes exactly one valuator (axis) on the device.
 */
typedef struct {
    uint16_t    type;           /**< Always ValuatorClass       */
    uint16_t    length;         /**< Length in 4 byte units */
    uint16_t    sourceid;       /**< source device for this class */
    uint16_t    number;         /**< Valuator number            */
    Atom        label;          /**< Axis label                 */
    FP3232      min;            /**< Min value                  */
    FP3232      max;            /**< Max value                  */
    FP3232      value;          /**< Last published value       */
    uint32_t    resolution;     /**< Resolutions in units/m     */
    uint8_t     mode;           /**< ModeRelative or ModeAbsolute */
    uint8_t     pad1;
    uint16_t    pad2;
} xXIValuatorInfo;

/***
 * Denotes a scroll valuator on a device.
 * One XIScrollInfo describes exactly one scroll valuator that must have a
 * XIValuatorInfo struct.
 */
typedef struct {
    uint16_t    type;           /**< Always ValuatorClass         */
    uint16_t    length;         /**< Length in 4 byte units       */
    uint16_t    sourceid;       /**< source device for this class */
    uint16_t    number;         /**< Valuator number              */
    uint16_t    scroll_type;    /**< ::XIScrollTypeVertical, ::XIScrollTypeHorizontal */
    uint16_t    pad0;
    uint32_t    flags;          /**< ::XIScrollFlagEmulate, ::XIScrollFlagPreferred   */
    FP3232      increment;      /**< Increment for one unit of scrolling              */
} xXIScrollInfo;

/**
 * Denotes multitouch capability on a device.
 */
typedef struct {
    uint16_t    type;           /**< Always TouchClass */
    uint16_t    length;         /**< Length in 4 byte units */
    uint16_t    sourceid;       /**< source device for this class */
    uint8_t     mode;           /**< DirectTouch or DependentTouch */
    uint8_t     num_touches;    /**< Maximum number of touches (0==unlimited) */
} xXITouchInfo;

/**
 * Used to select for events on a given window.
 * Struct is followed by (mask_len * CARD8), with each bit set representing
 * the event mask for the given type. A mask bit represents an event type if
 * (mask == (1 << type)).
 */
typedef struct {
    uint16_t    deviceid;       /**< Device id to select for        */
    uint16_t    mask_len;       /**< Length of mask in 4 byte units */
} xXIEventMask;

/**
 * XKB modifier information.
 * The effective modifier is a binary mask of base, latched, and locked
 * modifiers.
 */
typedef struct
{
    uint32_t    base_mods;              /**< Logically pressed modifiers */
    uint32_t    latched_mods;           /**< Logically latched modifiers */
    uint32_t    locked_mods;            /**< Logically locked modifiers */
    uint32_t    effective_mods;         /**< Effective modifiers */
} xXIModifierInfo;

/**
 * XKB group information.
 * The effective group is the mathematical sum of base, latched, and locked
 * group after group wrapping is taken into account.
 */
typedef struct
{
    uint8_t     base_group;             /**< Logically "pressed" group */
    uint8_t     latched_group;          /**< Logically latched group */
    uint8_t     locked_group;           /**< Logically locked group */
    uint8_t     effective_group;        /**< Effective group */
} xXIGroupInfo;

/*************************************************************************************
 *                                                                                   *
 *                                   REQUESTS                                        *
 *                                                                                   *
 *************************************************************************************/

/**
 * Query the server for the supported X Input extension version.
 */

typedef struct {
    uint8_t     reqType;                /**< Input extension major code */
    uint8_t     ReqType;                /**< Always ::X_XIQueryVersion */
    uint16_t    length;                 /**< Length in 4 byte units */
    uint16_t    major_version;
    uint16_t    minor_version;
} xXIQueryVersionReq;
#define sz_xXIQueryVersionReq                     8

typedef struct {
    uint8_t     repType;                /**< ::X_Reply */
    uint8_t     RepType;                /**< Always ::X_XIQueryVersion */
    uint16_t    sequenceNumber;
    uint32_t    length;
    uint16_t    major_version;
    uint16_t    minor_version;
    uint32_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
    uint32_t    pad4;
    uint32_t    pad5;
} xXIQueryVersionReply;
#define sz_xXIQueryVersionReply             32

/**
 * Query the server for information about a specific device or all input
 * devices.
 */
typedef struct {
    uint8_t     reqType;                /**< Input extension major code */
    uint8_t     ReqType;                /**< Always ::X_XIQueryDevice */
    uint16_t    length;                 /**< Length in 4 byte units */
    uint16_t    deviceid;
    uint16_t    pad;
} xXIQueryDeviceReq;
#define sz_xXIQueryDeviceReq                    8

typedef struct {
    uint8_t     repType;                /**< ::X_Reply */
    uint8_t     RepType;                /**< Always ::X_XIQueryDevice */
    uint16_t    sequenceNumber;
    uint32_t    length;
    uint16_t    num_devices;
    uint16_t    pad0;
    uint32_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
    uint32_t    pad4;
    uint32_t    pad5;
} xXIQueryDeviceReply;
#define sz_xXIQueryDeviceReply                  32

/**
 * Select for events on a given window.
 */
typedef struct {
    uint8_t     reqType;                /**< Input extension major code */
    uint8_t     ReqType;                /**< Always ::X_XISelectEvents */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      win;
    uint16_t    num_masks;
    uint16_t    pad;
} xXISelectEventsReq;
#define sz_xXISelectEventsReq                  12

/**
 * Query for selected events on a given window.
 */
typedef struct {
    uint8_t     reqType;                /**< Input extension major code */
    uint8_t     ReqType;                /**< Always ::X_XIGetSelectedEvents */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      win;
} xXIGetSelectedEventsReq;
#define sz_xXIGetSelectedEventsReq              8

typedef struct {
    uint8_t     repType;                /**< Input extension major opcode */
    uint8_t     RepType;                /**< Always ::X_XIGetSelectedEvents */
    uint16_t    sequenceNumber;
    uint32_t    length;
    uint16_t    num_masks;              /**< Number of xXIEventMask structs
                                             trailing the reply */
    uint16_t    pad0;
    uint32_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
    uint32_t    pad4;
    uint32_t    pad5;
} xXIGetSelectedEventsReply;
#define sz_xXIGetSelectedEventsReply            32

/**
 * Query the given device's screen/window coordinates.
 */

typedef struct {
    uint8_t     reqType;                /**< Input extension major code */
    uint8_t     ReqType;                /**< Always ::X_XIQueryPointer */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      win;
    uint16_t    deviceid;
    uint16_t    pad1;
} xXIQueryPointerReq;
#define sz_xXIQueryPointerReq                   12

typedef struct {
    uint8_t     repType;                /**< Input extension major opcode */
    uint8_t     RepType;                /**< Always ::X_XIQueryPointer */
    uint16_t    sequenceNumber;
    uint32_t    length;
    Window      root;
    Window      child;
    FP1616      root_x;
    FP1616      root_y;
    FP1616      win_x;
    FP1616      win_y;
    uint8_t     same_screen;
    uint8_t     pad0;
    uint16_t    buttons_len;
    xXIModifierInfo mods;
    xXIGroupInfo group;
} xXIQueryPointerReply;
#define sz_xXIQueryPointerReply                 56

/**
 * Warp the given device's pointer to the specified position.
 */

typedef struct {
    uint8_t     reqType;                /**< Input extension major code */
    uint8_t     ReqType;                /**< Always ::X_XIWarpPointer   */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      src_win;
    Window      dst_win;
    FP1616      src_x;
    FP1616      src_y;
    uint16_t    src_width;
    uint16_t    src_height;
    FP1616      dst_x;
    FP1616      dst_y;
    uint16_t    deviceid;
    uint16_t    pad1;
} xXIWarpPointerReq;
#define sz_xXIWarpPointerReq                    36

/**
 * Change the given device's sprite to the given cursor.
 */

typedef struct {
    uint8_t     reqType;                /**< Input extension major code */
    uint8_t     ReqType;                /**< Always ::X_XIChangeCursor  */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      win;
    Cursor      cursor;
    uint16_t    deviceid;
    uint16_t    pad1;
} xXIChangeCursorReq;
#define sz_xXIChangeCursorReq                           16

/**
 * Modify the device hierarchy.
 */

typedef struct {
    uint8_t     reqType;                /**< Input extension major code */
    uint8_t     ReqType;                /**< Always ::X_XIChangeHierarchy */
    uint16_t    length;                 /**< Length in 4 byte units */
    uint8_t     num_changes;
    uint8_t     pad0;
    uint16_t    pad1;
} xXIChangeHierarchyReq;
#define sz_xXIChangeHierarchyReq                        8

/**
 * Generic header for any hierarchy change.
 */
typedef struct {
    uint16_t    type;
    uint16_t    length;                 /**< Length in 4 byte units */
} xXIAnyHierarchyChangeInfo;

/**
 * Create a new master device.
 * Name of new master follows struct (4-byte padded)
 */
typedef struct {
    uint16_t    type;                   /**< Always ::XIAddMaster */
    uint16_t    length;                 /**< 2 + (namelen + padding)/4 */
    uint16_t    name_len;
    uint8_t     send_core;
    uint8_t     enable;
} xXIAddMasterInfo;

/**
 * Delete a master device. Will automatically delete the master device paired
 * with the given master device.
 */
typedef struct {
    uint16_t    type;            /**< Always ::XIRemoveMaster */
    uint16_t    length;          /**< 3 */
    uint16_t    deviceid;
    uint8_t     return_mode;     /**< ::XIAttachToMaster, ::XIFloating */
    uint8_t     pad;
    uint16_t    return_pointer;  /**< Pointer to attach slave ptr devices to */
    uint16_t    return_keyboard; /**< keyboard to attach slave keybd devices to*/
} xXIRemoveMasterInfo;

/**
 * Attach an SD to a new device.
 * NewMaster has to be of same type (pointer->pointer, keyboard->keyboard);
 */
typedef struct {
    uint16_t    type;           /**< Always ::XIAttachSlave */
    uint16_t    length;         /**< 2 */
    uint16_t    deviceid;
    uint16_t    new_master;     /**< id of new master device */
} xXIAttachSlaveInfo;

/**
 * Detach an SD from its current master device.
 */
typedef struct {
    uint16_t    type;           /**< Always ::XIDetachSlave */
    uint16_t    length;         /**< 2 */
    uint16_t    deviceid;
    uint16_t    pad;
} xXIDetachSlaveInfo;

/**
 * Set the window/client's ClientPointer.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XISetClientPointer */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      win;
    uint16_t    deviceid;
    uint16_t    pad1;
} xXISetClientPointerReq;
#define sz_xXISetClientPointerReq                 12

/**
 * Query the given window/client's ClientPointer setting.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_GetClientPointer */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      win;
} xXIGetClientPointerReq;
#define sz_xXIGetClientPointerReq                 8

typedef struct {
    uint8_t     repType;                /**< Input extension major opcode */
    uint8_t     RepType;                /**< Always ::X_GetClientPointer */
    uint16_t    sequenceNumber;
    uint32_t    length;
    BOOL        set;                    /**< client pointer is set? */
    uint8_t     pad0;
    uint16_t    deviceid;
    uint32_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
    uint32_t    pad4;
    uint32_t    pad5;
} xXIGetClientPointerReply;
#define sz_xXIGetClientPointerReply               32

/**
 * Set the input focus to the specified window.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XISetFocus */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      focus;
    Time        time;
    uint16_t    deviceid;
    uint16_t    pad0;
} xXISetFocusReq;
#define sz_xXISetFocusReq                       16

/**
 * Query the current input focus.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIGetDeviceFocus */
    uint16_t    length;                 /**< Length in 4 byte units */
    uint16_t    deviceid;
    uint16_t    pad0;
} xXIGetFocusReq;
#define sz_xXIGetFocusReq                       8

typedef struct {
    uint8_t     repType;                /**< Input extension major opcode */
    uint8_t     RepType;                /**< Always ::X_XIGetFocus */
    uint16_t    sequenceNumber;
    uint32_t    length;
    Window      focus;
    uint32_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
    uint32_t    pad4;
    uint32_t    pad5;
} xXIGetFocusReply;
#define sz_xXIGetFocusReply                     32

/**
 * Grab the given device.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIGrabDevice */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      grab_window;
    Time        time;
    Cursor      cursor;
    uint16_t    deviceid;
    uint8_t     grab_mode;
    uint8_t     paired_device_mode;
    uint8_t     owner_events;
    uint8_t     pad;
    uint16_t    mask_len;
} xXIGrabDeviceReq;
#define sz_xXIGrabDeviceReq                     24

/**
 * Return codes from a XIPassiveGrabDevice request.
 */
typedef struct {
    uint32_t    modifiers;              /**< Modifier state */
    uint8_t     status;                 /**< Grab status code */
    uint8_t     pad0;
    uint16_t    pad1;
} xXIGrabModifierInfo;

typedef struct {
    uint8_t     repType;                /**< Input extension major opcode */
    uint8_t     RepType;                /**< Always ::X_XIGrabDevice */
    uint16_t    sequenceNumber;
    uint32_t    length;
    uint8_t     status;
    uint8_t     pad0;
    uint16_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
    uint32_t    pad4;
    uint32_t    pad5;
    uint32_t    pad6;
} xXIGrabDeviceReply;
#define sz_xXIGrabDeviceReply                  32

/**
 * Ungrab the specified device.
 *
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIUngrabDevice */
    uint16_t    length;                 /**< Length in 4 byte units */
    Time        time;
    uint16_t    deviceid;
    uint16_t    pad;
} xXIUngrabDeviceReq;
#define sz_xXIUngrabDeviceReq                   12

/**
 * Allow or replay events on the specified grabbed device.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIAllowEvents */
    uint16_t    length;                 /**< Length in 4 byte units */
    Time        time;
    uint16_t    deviceid;
    uint8_t     mode;
    uint8_t     pad;
} xXIAllowEventsReq;
#define sz_xXIAllowEventsReq                   12

/**
 * Allow or replay events on the specified grabbed device.
 * Since XI 2.2
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIAllowEvents */
    uint16_t    length;                 /**< Length in 4 byte units */
    Time        time;
    uint16_t    deviceid;
    uint8_t     mode;
    uint8_t     pad;
    uint32_t    touchid;                /**< Since XI 2.2 */
    Window      grab_window;            /**< Since XI 2.2 */
} xXI2_2AllowEventsReq;
#define sz_xXI2_2AllowEventsReq                20

/**
 * Passively grab the device.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIPassiveGrabDevice */
    uint16_t    length;                 /**< Length in 4 byte units */
    Time        time;
    Window      grab_window;
    Cursor      cursor;
    uint32_t    detail;
    uint16_t    deviceid;
    uint16_t    num_modifiers;
    uint16_t    mask_len;
    uint8_t     grab_type;
    uint8_t     grab_mode;
    uint8_t     paired_device_mode;
    uint8_t     owner_events;
    uint16_t    pad1;
} xXIPassiveGrabDeviceReq;
#define sz_xXIPassiveGrabDeviceReq              32

typedef struct {
    uint8_t     repType;                /**< Input extension major opcode */
    uint8_t     RepType;                /**< Always ::X_XIPassiveGrabDevice */
    uint16_t    sequenceNumber;
    uint32_t    length;
    uint16_t    num_modifiers;
    uint16_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
    uint32_t    pad4;
    uint32_t    pad5;
    uint32_t    pad6;
} xXIPassiveGrabDeviceReply;
#define sz_xXIPassiveGrabDeviceReply            32

/**
 * Delete a passive grab for the given device.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIPassiveUngrabDevice */
    uint16_t    length;                 /**< Length in 4 byte units */
    Window      grab_window;
    uint32_t    detail;
    uint16_t    deviceid;
    uint16_t    num_modifiers;
    uint8_t     grab_type;
    uint8_t     pad0;
    uint16_t    pad1;
} xXIPassiveUngrabDeviceReq;
#define sz_xXIPassiveUngrabDeviceReq            20

/**
 * List all device properties on the specified device.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIListProperties */
    uint16_t    length;                 /**< Length in 4 byte units */
    uint16_t    deviceid;
    uint16_t    pad;
} xXIListPropertiesReq;
#define sz_xXIListPropertiesReq                 8

typedef struct {
    uint8_t     repType;                /**< Input extension major opcode */
    uint8_t     RepType;                /**< Always ::X_XIListProperties */
    uint16_t    sequenceNumber;
    uint32_t    length;
    uint16_t    num_properties;
    uint16_t    pad0;
    uint32_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
    uint32_t    pad4;
    uint32_t    pad5;
} xXIListPropertiesReply;
#define sz_xXIListPropertiesReply               32

/**
 * Change a property on the specified device.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always ::X_XIChangeProperty */
    uint16_t    length;                 /**< Length in 4 byte units */
    uint16_t    deviceid;
    uint8_t     mode;
    uint8_t     format;
    Atom        property;
    Atom        type;
    uint32_t    num_items;
} xXIChangePropertyReq;
#define sz_xXIChangePropertyReq                 20

/**
 * Delete the specified property.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always X_XIDeleteProperty */
    uint16_t    length;                 /**< Length in 4 byte units */
    uint16_t    deviceid;
    uint16_t    pad0;
    Atom        property;
} xXIDeletePropertyReq;
#define sz_xXIDeletePropertyReq                 12

/**
 * Query the specified property's values.
 */
typedef struct {
    uint8_t     reqType;
    uint8_t     ReqType;                /**< Always X_XIGetProperty */
    uint16_t    length;                 /**< Length in 4 byte units */
    uint16_t    deviceid;
#if defined(__cplusplus) || defined(c_plusplus)
    uint8_t     c_delete;
#else
    uint8_t     delete;
#endif
    uint8_t     pad0;
    Atom        property;
    Atom        type;
    uint32_t    offset;
    uint32_t    len;
} xXIGetPropertyReq;
#define sz_xXIGetPropertyReq                    24

typedef struct {
    uint8_t     repType;                /**< Input extension major opcode */
    uint8_t     RepType;                /**< Always X_XIGetProperty */
    uint16_t    sequenceNumber;
    uint32_t    length;
    Atom        type;
    uint32_t    bytes_after;
    uint32_t    num_items;
    uint8_t     format;
    uint8_t     pad0;
    uint16_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
} xXIGetPropertyReply;
#define sz_xXIGetPropertyReply               32

typedef struct {
    uint16_t    deviceid;
    uint16_t    pad;
    Barrier     barrier;
    uint32_t    eventid;
} xXIBarrierReleasePointerInfo;

typedef struct {
    uint8_t     reqType;                /**< Input extension major opcode */
    uint8_t     ReqType;                /**< Always X_XIBarrierReleasePointer */
    uint16_t    length;
    uint32_t    num_barriers;
    /* array of xXIBarrierReleasePointerInfo */
} xXIBarrierReleasePointerReq;
#define sz_xXIBarrierReleasePointerReq       8

/*************************************************************************************
 *                                                                                   *
 *                                      EVENTS                                       *
 *                                                                                   *
 *************************************************************************************/

/**
 * Generic XI2 event header. All XI2 events use the same header.
 */
typedef struct
{
    uint8_t     type;
    uint8_t     extension;              /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;
    uint16_t    evtype;
    uint16_t    deviceid;
    Time        time;
} xXIGenericDeviceEvent;

/**
 * Device hierarchy information.
 */
typedef struct
{
    uint16_t    deviceid;
    uint16_t    attachment;             /**< ID of master or paired device */
    uint8_t     use;                    /**< ::XIMasterKeyboard,
                                             ::XIMasterPointer,
                                             ::XISlaveKeyboard,
                                             ::XISlavePointer,
                                             ::XIFloatingSlave */
    BOOL        enabled;                /**< TRUE if the device is enabled */
    uint16_t    pad;
    uint32_t    flags;                  /**< ::XIMasterAdded, ::XIMasterRemoved,
                                             ::XISlaveAttached, ::XISlaveDetached,
                                             ::XISlaveAdded, ::XISlaveRemoved,
                                             ::XIDeviceEnabled, ::XIDeviceDisabled */
} xXIHierarchyInfo;

/**
 * The device hierarchy has been modified. This event includes the device
 * hierarchy after the modification has been applied.
 */
typedef struct
{
    uint8_t     type;                   /**< Always GenericEvent */
    uint8_t     extension;              /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;                 /**< Length in 4 byte units */
    uint16_t    evtype;                 /**< ::XI_Hierarchy */
    uint16_t    deviceid;
    Time        time;
    uint32_t    flags;                  /**< ::XIMasterAdded, ::XIMasterDeleted,
                                             ::XISlaveAttached, ::XISlaveDetached,
                                             ::XISlaveAdded, ::XISlaveRemoved,
                                             ::XIDeviceEnabled, ::XIDeviceDisabled */
    uint16_t    num_info;
    uint16_t    pad0;
    uint32_t    pad1;
    uint32_t    pad2;
} xXIHierarchyEvent;

/**
 * A device has changed capabilities.
 */
typedef struct
{
    uint8_t     type;                   /**< Always GenericEvent */
    uint8_t     extension;              /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;                 /**< Length in 4 byte units */
    uint16_t    evtype;                 /**< XI_DeviceChanged */
    uint16_t    deviceid;               /**< Device that has changed */
    Time        time;
    uint16_t    num_classes;            /**< Number of classes that have changed */
    uint16_t    sourceid;               /**< Source of the new classes */
    uint8_t     reason;                 /**< ::XISlaveSwitch, ::XIDeviceChange */
    uint8_t     pad0;
    uint16_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
} xXIDeviceChangedEvent;

/**
 * The owner of a touch stream has passed on ownership to another client.
 */
typedef struct
{
    uint8_t     type;               /**< Always GenericEvent */
    uint8_t     extension;          /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;             /**< Length in 4 byte units */
    uint16_t    evtype;             /**< XI_TouchOwnership */
    uint16_t    deviceid;           /**< Device that has changed */
    Time        time;
    uint32_t    touchid;
    Window      root;
    Window      event;
    Window      child;
/* └──────── 32 byte boundary ────────┘ */
    uint16_t    sourceid;
    uint16_t    pad0;
    uint32_t    flags;
    uint32_t    pad1;
    uint32_t    pad2;
} xXITouchOwnershipEvent;

/**
 * Default input event for pointer, keyboard or touch input.
 */
typedef struct
{
    uint8_t     type;                   /**< Always GenericEvent */
    uint8_t     extension;              /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;                 /**< Length in 4 byte uints */
    uint16_t    evtype;
    uint16_t    deviceid;
    Time        time;
    uint32_t    detail;                 /**< Keycode or button */
    Window      root;
    Window      event;
    Window      child;
/* └──────── 32 byte boundary ────────┘ */
    FP1616      root_x;                 /**< Always screen coords, 16.16 fixed point */
    FP1616      root_y;
    FP1616      event_x;                /**< Always screen coords, 16.16 fixed point */
    FP1616      event_y;
    uint16_t    buttons_len;            /**< Len of button flags in 4 b units */
    uint16_t    valuators_len;          /**< Len of val. flags in 4 b units */
    uint16_t    sourceid;               /**< The source device */
    uint16_t    pad0;
    uint32_t    flags;                  /**< ::XIKeyRepeat */
    xXIModifierInfo     mods;
    xXIGroupInfo        group;
} xXIDeviceEvent;

/**
 * Sent when an input event is generated. RawEvents include valuator
 * information in both device-specific data (i.e. unaccelerated) and
 * processed data (i.e. accelerated, if applicable).
 */
typedef struct
{
    uint8_t     type;                   /**< Always GenericEvent */
    uint8_t     extension;              /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;                 /**< Length in 4 byte uints */
    uint16_t    evtype;                 /**< ::XI_RawEvent */
    uint16_t    deviceid;
    Time        time;
    uint32_t    detail;
    uint16_t    sourceid;               /**< The source device (XI 2.1) */
    uint16_t    valuators_len;          /**< Length of trailing valuator
                                             mask in 4 byte units */
    uint32_t    flags;                  /**< ::XIKeyRepeat */
    uint32_t    pad2;
} xXIRawEvent;

/**
 * Note that the layout of root, event, child, root_x, root_y, event_x,
 * event_y must be identical to the xXIDeviceEvent.
 */
typedef struct
{
    uint8_t     type;                   /**< Always GenericEvent */
    uint8_t     extension;              /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;                 /**< Length in 4 byte uints */
    uint16_t    evtype;                 /**< ::XI_Enter */
    uint16_t    deviceid;
    Time        time;
    uint16_t    sourceid;
    uint8_t     mode;
    uint8_t     detail;
    Window      root;
    Window      event;
    Window      child;
/* └──────── 32 byte boundary ────────┘ */
    FP1616      root_x;
    FP1616      root_y;
    FP1616      event_x;
    FP1616      event_y;
    BOOL        same_screen;
    BOOL        focus;
    uint16_t    buttons_len;            /**< Length of trailing button mask
                                             in 4 byte units */
    xXIModifierInfo     mods;
    xXIGroupInfo        group;
} xXIEnterEvent;

typedef xXIEnterEvent xXILeaveEvent;
typedef xXIEnterEvent xXIFocusInEvent;
typedef xXIEnterEvent xXIFocusOutEvent;

/**
 * Sent when a device property is created, modified or deleted. Does not
 * include property data, the client is required to query the data.
 */
typedef struct
{
    uint8_t     type;                   /**< Always GenericEvent */
    uint8_t     extension;              /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;                 /**< Length in 4 byte units */
    uint16_t    evtype;                 /**< ::XI_PropertyEvent */
    uint16_t    deviceid;
    Time        time;
    Atom        property;
    uint8_t     what;                   /**< ::XIPropertyDeleted,
                                             ::XIPropertyCreated,
                                             ::XIPropertyMotified */
    uint8_t     pad0;
    uint16_t    pad1;
    uint32_t    pad2;
    uint32_t    pad3;
} xXIPropertyEvent;

typedef struct
{
    uint8_t     type;                   /**< Always GenericEvent */
    uint8_t     extension;              /**< XI extension offset */
    uint16_t    sequenceNumber;
    uint32_t    length;                 /**< Length in 4 byte units */
    uint16_t    evtype;                 /**< ::XI_BarrierHit or ::XI_BarrierLeave */
    uint16_t    deviceid;
    Time        time;
    uint32_t    eventid;
    Window      root;
    Window      event;
    Barrier     barrier;
/* └──────── 32 byte boundary ────────┘ */
    uint32_t    dtime;
    uint32_t    flags;                  /**< ::XIBarrierPointerReleased
                                             ::XIBarrierDeviceIsGrabbed */
    uint16_t    sourceid;
    int16_t     pad;
    FP1616      root_x;
    FP1616      root_y;
    FP3232      dx;
    FP3232      dy;
} xXIBarrierEvent;

typedef xXIBarrierEvent xXIBarrierHitEvent;
typedef xXIBarrierEvent xXIBarrierPointerReleasedEvent;
typedef xXIBarrierEvent xXIBarrierLeaveEvent;

#undef Window
#undef Time
#undef Atom
#undef Cursor
#undef Barrier

#endif /* _XI2PROTO_H_ */

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