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https://github.com/X11Libre/xserver.git
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36facd71b5
Move functions/macros dealing with request parsing or reply assembly/write out of the big dix_priv.h into their own headers. This new header will also get more of those function/macros soon (yet still in the pipeline). Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
149 lines
5.1 KiB
C
149 lines
5.1 KiB
C
/************************************************************
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Copyright 1989, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Hewlett-Packard not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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********************************************************/
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#include <dix-config.h>
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#include <X11/extensions/XI.h>
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#include <X11/extensions/XIproto.h>
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#include "dix/dix_priv.h"
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#include "dix/request_priv.h"
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#include "dix/rpcbuf_priv.h"
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#include "Xi/handlers.h"
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#include "inputstr.h" /* DeviceIntPtr */
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static void
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_writeDeviceResolution(ClientPtr client, ValuatorClassPtr v, x_rpcbuf_t *rpcbuf)
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{
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AxisInfoPtr a;
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int i;
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/* write xDeviceResolutionState */
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x_rpcbuf_write_CARD16(rpcbuf, DEVICE_RESOLUTION);
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x_rpcbuf_write_CARD16(rpcbuf,
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sizeof(xDeviceResolutionState) + (3*sizeof(CARD32)*v->numAxes));
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x_rpcbuf_write_CARD32(rpcbuf, v->numAxes);
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for (i = 0, a = v->axes; i < v->numAxes; i++, a++)
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x_rpcbuf_write_CARD32(rpcbuf, a->resolution);
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for (i = 0, a = v->axes; i < v->numAxes; i++, a++)
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x_rpcbuf_write_CARD32(rpcbuf, a->min_resolution);
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for (i = 0, a = v->axes; i < v->numAxes; i++, a++)
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x_rpcbuf_write_CARD32(rpcbuf, a->max_resolution);
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}
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static void
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_writeDeviceCore(ClientPtr client, DeviceIntPtr dev, x_rpcbuf_t *rpcbuf)
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{
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/* write xDeviceCoreState */
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x_rpcbuf_write_CARD16(rpcbuf, DEVICE_CORE);
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x_rpcbuf_write_CARD16(rpcbuf, sizeof(xDeviceCoreState));
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x_rpcbuf_write_CARD8(rpcbuf, dev->coreEvents);
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x_rpcbuf_write_CARD8(rpcbuf, (dev == inputInfo.keyboard || dev == inputInfo.pointer));
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x_rpcbuf_write_CARD16(rpcbuf, 0); /* pad1 */
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}
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static void
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_writeDeviceEnable(ClientPtr client, DeviceIntPtr dev, x_rpcbuf_t *rpcbuf)
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{
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/* write xDeviceEnableState */
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x_rpcbuf_write_CARD16(rpcbuf, DEVICE_ENABLE);
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x_rpcbuf_write_CARD16(rpcbuf, sizeof(xDeviceEnableState));
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x_rpcbuf_write_CARD8(rpcbuf, dev->enabled);
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x_rpcbuf_write_CARD8(rpcbuf, 0); /* pad0 */
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x_rpcbuf_write_CARD16(rpcbuf, 0); /* pad1 */
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}
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/***********************************************************************
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*
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* Get the state of the specified device control.
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*
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*/
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int
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ProcXGetDeviceControl(ClientPtr client)
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{
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DeviceIntPtr dev;
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REQUEST(xGetDeviceControlReq);
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REQUEST_SIZE_MATCH(xGetDeviceControlReq);
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int rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess);
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if (rc != Success)
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return rc;
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x_rpcbuf_t rpcbuf = { .swapped = client->swapped, .err_clear = TRUE };
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if (rpcbuf.swapped)
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swaps(&stuff->control);
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switch (stuff->control) {
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case DEVICE_RESOLUTION:
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if (!dev->valuator)
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return BadMatch;
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_writeDeviceResolution(client, dev->valuator, &rpcbuf);
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break;
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case DEVICE_CORE:
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_writeDeviceCore(client, dev, &rpcbuf);
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break;
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case DEVICE_ENABLE:
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_writeDeviceEnable(client, dev, &rpcbuf);
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break;
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case DEVICE_ABS_CALIB:
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case DEVICE_ABS_AREA:
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return BadMatch;
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default:
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return BadValue;
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}
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xGetDeviceControlReply reply = {
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.RepType = X_GetDeviceControl,
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};
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return X_SEND_REPLY_WITH_RPCBUF(client, reply, rpcbuf);
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}
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