xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
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setmmap.c (4868B)

      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  *  Set modifier mapping for an extension 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/XI2.h>
     60 #include <X11/extensions/XIproto.h>
     61 #include "exevents.h"
     62 #include "exglobals.h"
     63 
     64 #include "setmmap.h"
     65 
     66 /***********************************************************************
     67  *
     68  * This procedure sets the modifier mapping for an extension device,
     69  * for clients on machines with a different byte ordering than the server.
     70  *
     71  */
     72 
     73 int _X_COLD
     74 SProcXSetDeviceModifierMapping(ClientPtr client)
     75 {
     76     REQUEST(xSetDeviceModifierMappingReq);
     77     swaps(&stuff->length);
     78     return (ProcXSetDeviceModifierMapping(client));
     79 }
     80 
     81 /***********************************************************************
     82  *
     83  * Set the device Modifier mapping.
     84  *
     85  */
     86 
     87 int
     88 ProcXSetDeviceModifierMapping(ClientPtr client)
     89 {
     90     int ret;
     91     xSetDeviceModifierMappingReply rep;
     92     DeviceIntPtr dev;
     93 
     94     REQUEST(xSetDeviceModifierMappingReq);
     95     REQUEST_AT_LEAST_SIZE(xSetDeviceModifierMappingReq);
     96 
     97     if (stuff->length != bytes_to_int32(sizeof(xSetDeviceModifierMappingReq)) +
     98         (stuff->numKeyPerModifier << 1))
     99         return BadLength;
    100 
    101     rep = (xSetDeviceModifierMappingReply) {
    102         .repType = X_Reply,
    103         .RepType = X_SetDeviceModifierMapping,
    104         .sequenceNumber = client->sequence,
    105         .length = 0
    106     };
    107 
    108     ret = dixLookupDevice(&dev, stuff->deviceid, client, DixManageAccess);
    109     if (ret != Success)
    110         return ret;
    111 
    112     ret = change_modmap(client, dev, (KeyCode *) &stuff[1],
    113                         stuff->numKeyPerModifier);
    114     if (ret == Success)
    115         ret = MappingSuccess;
    116 
    117     if (ret == MappingSuccess || ret == MappingBusy || ret == MappingFailed) {
    118         rep.success = ret;
    119         WriteReplyToClient(client, sizeof(xSetDeviceModifierMappingReply),
    120                            &rep);
    121     }
    122     else if (ret == -1) {
    123         return BadValue;
    124     }
    125     else {
    126         return ret;
    127     }
    128 
    129     return Success;
    130 }
    131 
    132 /***********************************************************************
    133  *
    134  * This procedure writes the reply for the XSetDeviceModifierMapping function,
    135  * if the client and server have a different byte ordering.
    136  *
    137  */
    138 
    139 void _X_COLD
    140 SRepXSetDeviceModifierMapping(ClientPtr client, int size,
    141                               xSetDeviceModifierMappingReply * rep)
    142 {
    143     swaps(&rep->sequenceNumber);
    144     swapl(&rep->length);
    145     WriteToClient(client, size, rep);
    146 }