xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
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devbell.c (4901B)

      1 /************************************************************
      2 
      3 Copyright 1989, 1998  The Open Group
      4 
      5 Permission to use, copy, modify, distribute, and sell this software and its
      6 documentation for any purpose is hereby granted without fee, provided that
      7 the above copyright notice appear in all copies and that both that
      8 copyright notice and this permission notice appear in supporting
      9 documentation.
     10 
     11 The above copyright notice and this permission notice shall be included in
     12 all copies or substantial portions of the Software.
     13 
     14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
     17 OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
     18 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     19 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     20 
     21 Except as contained in this notice, the name of The Open Group shall not be
     22 used in advertising or otherwise to promote the sale, use or other dealings
     23 in this Software without prior written authorization from The Open Group.
     24 
     25 Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
     26 
     27 			All Rights Reserved
     28 
     29 Permission to use, copy, modify, and distribute this software and its
     30 documentation for any purpose and without fee is hereby granted,
     31 provided that the above copyright notice appear in all copies and that
     32 both that copyright notice and this permission notice appear in
     33 supporting documentation, and that the name of Hewlett-Packard not be
     34 used in advertising or publicity pertaining to distribution of the
     35 software without specific, written prior permission.
     36 
     37 HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
     38 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
     39 HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
     40 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
     41 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
     42 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
     43 SOFTWARE.
     44 
     45 ********************************************************/
     46 
     47 /***********************************************************************
     48  *
     49  * Extension function to change the keyboard device.
     50  *
     51  */
     52 
     53 #ifdef HAVE_DIX_CONFIG_H
     54 #include <dix-config.h>
     55 #endif
     56 
     57 #include "inputstr.h"           /* DeviceIntPtr      */
     58 #include <X11/extensions/XI.h>
     59 #include <X11/extensions/XIproto.h>
     60 #include "exglobals.h"
     61 
     62 #include "devbell.h"
     63 
     64 /***********************************************************************
     65  *
     66  * This procedure is invoked to swap the request bytes if the server and
     67  * client have a different byte order.
     68  *
     69  */
     70 
     71 int _X_COLD
     72 SProcXDeviceBell(ClientPtr client)
     73 {
     74     REQUEST(xDeviceBellReq);
     75     swaps(&stuff->length);
     76     return (ProcXDeviceBell(client));
     77 }
     78 
     79 /***********************************************************************
     80  *
     81  * This procedure rings a bell on an extension device.
     82  *
     83  */
     84 
     85 int
     86 ProcXDeviceBell(ClientPtr client)
     87 {
     88     DeviceIntPtr dev;
     89     KbdFeedbackPtr k;
     90     BellFeedbackPtr b;
     91     int rc, base;
     92     int newpercent;
     93     CARD8 class;
     94     void *ctrl;
     95     BellProcPtr proc;
     96 
     97     REQUEST(xDeviceBellReq);
     98     REQUEST_SIZE_MATCH(xDeviceBellReq);
     99 
    100     rc = dixLookupDevice(&dev, stuff->deviceid, client, DixBellAccess);
    101     if (rc != Success) {
    102         client->errorValue = stuff->deviceid;
    103         return rc;
    104     }
    105 
    106     if (stuff->percent < -100 || stuff->percent > 100) {
    107         client->errorValue = stuff->percent;
    108         return BadValue;
    109     }
    110     if (stuff->feedbackclass == KbdFeedbackClass) {
    111         for (k = dev->kbdfeed; k; k = k->next)
    112             if (k->ctrl.id == stuff->feedbackid)
    113                 break;
    114         if (!k) {
    115             client->errorValue = stuff->feedbackid;
    116             return BadValue;
    117         }
    118         base = k->ctrl.bell;
    119         proc = k->BellProc;
    120         ctrl = (void *) &(k->ctrl);
    121         class = KbdFeedbackClass;
    122     }
    123     else if (stuff->feedbackclass == BellFeedbackClass) {
    124         for (b = dev->bell; b; b = b->next)
    125             if (b->ctrl.id == stuff->feedbackid)
    126                 break;
    127         if (!b) {
    128             client->errorValue = stuff->feedbackid;
    129             return BadValue;
    130         }
    131         base = b->ctrl.percent;
    132         proc = b->BellProc;
    133         ctrl = (void *) &(b->ctrl);
    134         class = BellFeedbackClass;
    135     }
    136     else {
    137         client->errorValue = stuff->feedbackclass;
    138         return BadValue;
    139     }
    140     newpercent = (base * stuff->percent) / 100;
    141     if (stuff->percent < 0)
    142         newpercent = base + newpercent;
    143     else
    144         newpercent = base - newpercent + stuff->percent;
    145     if (proc == NULL)
    146         return BadValue;
    147     (*proc) (newpercent, dev, ctrl, class);
    148     return Success;
    149 }