(!1654) Xnest: add own copy of fixed xcb_xkb_get_kbd_by_name()

This is a temporary measure, until xcbproto / libxcb is fixed:
keep an own copy of the fixed xcb_xkb_get_kbd_by_name(), renamed
as xcb_xkb_get_kbd_by_name_1().

Once xcbproto/libxcb is fixed (and new xcb release is out), this
commit can be reverted.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
This commit is contained in:
Enrico Weigelt, metux IT consult 2024-08-26 12:52:06 +02:00
parent 76e23c3705
commit 3a1aa6efe5
4 changed files with 122 additions and 1 deletions

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@ -18,6 +18,7 @@ srcs = [
'../../mi/miinitext.c',
'../../mi/miinitext.h',
'xcb.c',
'xkb.c',
]
x11_xcb_dep = dependency('x11-xcb', required: true)

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@ -18,6 +18,7 @@
#include "Xnest.h"
#include "xnest-xcb.h"
#include "xnest-xkb.h"
#include "XNGC.h"
#include "Display.h"
@ -219,7 +220,7 @@ int xnest_xkb_device_id(xcb_connection_t *conn)
xcb_xkb_get_kbd_by_name_reply_t *reply = xcb_xkb_get_kbd_by_name_reply(
xnestUpstreamInfo.conn,
xcb_xkb_get_kbd_by_name(
xcb_xkb_get_kbd_by_name_2(
xnestUpstreamInfo.conn,
XCB_XKB_ID_USE_CORE_KBD,
XkbGBN_AllComponentsMask_2,

90
hw/xnest/xkb.c Normal file
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@ -0,0 +1,90 @@
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <stddef.h> /* for offsetof() */
#include <xcb/xcbext.h>
#include <xcb/xkb.h>
#include <xcb/xproto.h>
#include "xnest-xkb.h"
xcb_xkb_get_kbd_by_name_cookie_t
xcb_xkb_get_kbd_by_name_2 (xcb_connection_t *c,
xcb_xkb_device_spec_t deviceSpec,
uint16_t need,
uint16_t want,
uint8_t load,
uint32_t data_len,
const uint8_t *data)
{
static const xcb_protocol_request_t xcb_req = {
.count = 4,
.ext = &xcb_xkb_id,
.opcode = XCB_XKB_GET_KBD_BY_NAME,
.isvoid = 0
};
struct iovec xcb_parts[6];
xcb_xkb_get_kbd_by_name_cookie_t xcb_ret;
xcb_xkb_get_kbd_by_name_request_t xcb_out;
xcb_out.deviceSpec = deviceSpec;
xcb_out.need = need;
xcb_out.want = want;
xcb_out.load = load;
xcb_out.pad0 = 0;
xcb_parts[2].iov_base = (char *) &xcb_out;
xcb_parts[2].iov_len = sizeof(xcb_out);
xcb_parts[3].iov_base = 0;
xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;
/* uint8_t data */
xcb_parts[4].iov_base = (char *) data;
xcb_parts[4].iov_len = data_len * sizeof(uint8_t);
xcb_parts[5].iov_base = 0;
xcb_parts[5].iov_len = -xcb_parts[4].iov_len & 3;
xcb_ret.sequence = xcb_send_request(c, XCB_REQUEST_CHECKED, xcb_parts + 2, &xcb_req);
return xcb_ret;
}
xcb_xkb_get_kbd_by_name_cookie_t
xcb_xkb_get_kbd_by_name_2_unchecked (xcb_connection_t *c,
xcb_xkb_device_spec_t deviceSpec,
uint16_t need,
uint16_t want,
uint8_t load,
uint32_t data_len,
const uint8_t *data)
{
static const xcb_protocol_request_t xcb_req = {
.count = 4,
.ext = &xcb_xkb_id,
.opcode = XCB_XKB_GET_KBD_BY_NAME,
.isvoid = 0
};
struct iovec xcb_parts[6];
xcb_xkb_get_kbd_by_name_cookie_t xcb_ret;
xcb_xkb_get_kbd_by_name_request_t xcb_out;
xcb_out.deviceSpec = deviceSpec;
xcb_out.need = need;
xcb_out.want = want;
xcb_out.load = load;
xcb_out.pad0 = 0;
xcb_parts[2].iov_base = (char *) &xcb_out;
xcb_parts[2].iov_len = sizeof(xcb_out);
xcb_parts[3].iov_base = 0;
xcb_parts[3].iov_len = -xcb_parts[2].iov_len & 3;
/* uint8_t data */
xcb_parts[4].iov_base = (char *) data;
xcb_parts[4].iov_len = data_len * sizeof(uint8_t);
xcb_parts[5].iov_base = 0;
xcb_parts[5].iov_len = -xcb_parts[4].iov_len & 3;
xcb_ret.sequence = xcb_send_request(c, 0, xcb_parts + 2, &xcb_req);
return xcb_ret;
}

29
hw/xnest/xnest-xkb.h Normal file
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@ -0,0 +1,29 @@
/* SPDX-License-Identifier: MIT OR X11
*
* Copyright © 2024 Enrico Weigelt, metux IT consult <info@metux.net>
*/
#ifndef __XNEST__XKB_H
#define __XNEST__XKB_H
#include <xcb/xcb.h>
#include <xcb/xkb.h>
xcb_xkb_get_kbd_by_name_cookie_t
xcb_xkb_get_kbd_by_name_2 (xcb_connection_t *c,
xcb_xkb_device_spec_t deviceSpec,
uint16_t need,
uint16_t want,
uint8_t load,
uint32_t data_len,
const uint8_t *data);
xcb_xkb_get_kbd_by_name_cookie_t
xcb_xkb_get_kbd_by_name_2_unchecked (xcb_connection_t *c,
xcb_xkb_device_spec_t deviceSpec,
uint16_t need,
uint16_t want,
uint8_t load,
uint32_t data_len,
const uint8_t *data);
#endif /* __XNEST__XKB_H */