xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
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protocol-xchangedevicecontrol.c (3937B)

      1 /**
      2  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the "Software"),
      6  * to deal in the Software without restriction, including without limitation
      7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * Software is furnished to do so, subject to the following conditions:
     10  *
     11  * The above copyright notice and this permission notice (including the next
     12  * paragraph) shall be included in all copies or substantial portions of the
     13  * Software.
     14  *
     15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
     21  * DEALINGS IN THE SOFTWARE.
     22  */
     23 
     24 /* Test relies on assert() */
     25 #undef NDEBUG
     26 
     27 #ifdef HAVE_DIX_CONFIG_H
     28 #include <dix-config.h>
     29 #endif
     30 
     31 /*
     32  * Protocol testing for ChangeDeviceControl request.
     33  */
     34 #include <stdint.h>
     35 #include <X11/X.h>
     36 #include <X11/Xproto.h>
     37 #include <X11/extensions/XIproto.h>
     38 #include "inputstr.h"
     39 #include "chgdctl.h"
     40 
     41 #include "protocol-common.h"
     42 
     43 extern ClientRec client_window;
     44 static ClientRec client_request;
     45 
     46 static void
     47 reply_ChangeDeviceControl(ClientPtr client, int len, char *data, void *userdata)
     48 {
     49     xChangeDeviceControlReply *rep = (xChangeDeviceControlReply *) data;
     50 
     51     if (client->swapped) {
     52         swapl(&rep->length);
     53         swaps(&rep->sequenceNumber);
     54     }
     55 
     56     reply_check_defaults(rep, len, ChangeDeviceControl);
     57 
     58     /* XXX: check status code in reply */
     59 }
     60 
     61 static void
     62 request_ChangeDeviceControl(ClientPtr client, xChangeDeviceControlReq * req,
     63                             xDeviceCtl *ctl, int error)
     64 {
     65     int rc;
     66 
     67     client_request.req_len = req->length;
     68     rc = ProcXChangeDeviceControl(&client_request);
     69     assert(rc == error);
     70 
     71     /* XXX: ChangeDeviceControl doesn't seem to fill in errorValue to check */
     72 
     73     client_request.swapped = TRUE;
     74     swaps(&req->length);
     75     swaps(&req->control);
     76     swaps(&ctl->length);
     77     swaps(&ctl->control);
     78     /* XXX: swap other contents of ctl, depending on type */
     79     rc = SProcXChangeDeviceControl(&client_request);
     80     assert(rc == error);
     81 }
     82 
     83 static unsigned char *data[4096];       /* the request buffer */
     84 
     85 static void
     86 test_ChangeDeviceControl(void)
     87 {
     88     xChangeDeviceControlReq *request = (xChangeDeviceControlReq *) data;
     89     xDeviceCtl *control = (xDeviceCtl *) (&request[1]);
     90 
     91     request_init(request, ChangeDeviceControl);
     92 
     93     reply_handler = reply_ChangeDeviceControl;
     94 
     95     client_request = init_client(request->length, request);
     96 
     97     printf("Testing invalid lengths:\n");
     98     printf(" -- no control struct\n");
     99     request_ChangeDeviceControl(&client_request, request, control, BadLength);
    100 
    101     printf(" -- xDeviceResolutionCtl\n");
    102     request_init(request, ChangeDeviceControl);
    103     request->control = DEVICE_RESOLUTION;
    104     control->length = (sizeof(xDeviceResolutionCtl) >> 2);
    105     request->length += control->length - 2;
    106     request_ChangeDeviceControl(&client_request, request, control, BadLength);
    107 
    108     printf(" -- xDeviceEnableCtl\n");
    109     request_init(request, ChangeDeviceControl);
    110     request->control = DEVICE_ENABLE;
    111     control->length = (sizeof(xDeviceEnableCtl) >> 2);
    112     request->length += control->length - 2;
    113     request_ChangeDeviceControl(&client_request, request, control, BadLength);
    114 
    115     /* XXX: Test functionality! */
    116 }
    117 
    118 int
    119 protocol_xchangedevicecontrol_test(void)
    120 {
    121     init_simple();
    122 
    123     test_ChangeDeviceControl();
    124 
    125     return 0;
    126 }