135 lines
4.3 KiB
C
135 lines
4.3 KiB
C
/* $Xorg: events.c,v 1.4 2001/02/09 02:05:42 xorgcvs Exp $ */
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/*
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* event handling stuff
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*/
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/*
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Copyright 1990, 1991, 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 1990, 1991 Network Computing Devices;
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* Portions Copyright 1987 by Digital Equipment Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that 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, and that the names of Network Computing Devices, or Digital
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* not be used in advertising or publicity pertaining to distribution
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* of the software without specific, written prior permission.
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*
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* NETWORK COMPUTING DEVICES, AND DIGITAL DISCLAIM ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES,
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* OR DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
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* THIS SOFTWARE.
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*/
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/* $XFree86: xc/programs/xfs/difs/events.c,v 3.7tsi Exp $ */
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#include <swaprep.h>
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#include "clientstr.h"
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#include <X11/fonts/FSproto.h>
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#include "globals.h"
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#include "fsevents.h"
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#include "dispatch.h"
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#include "difs.h"
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static Mask lastEventMask = FontChangeNotifyMask;
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#define AllEventMasks (lastEventMask | (lastEventMask - 1))
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void
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WriteErrorToClient(ClientPtr client, fsError *error)
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{
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if (client->swapped) {
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fsError errorTo;
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SErrorEvent(error, &errorTo);
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(void) WriteToClient(client, SIZEOF(fsError), (char *) &errorTo);
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} else {
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(void) WriteToClient(client, SIZEOF(fsError),
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(char *) error);
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}
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}
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int
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ProcSetEventMask(ClientPtr client)
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{
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REQUEST(fsSetEventMaskReq);
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REQUEST_AT_LEAST_SIZE(fsSetEventMaskReq);
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if (stuff->event_mask & ~AllEventMasks) {
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SendErrToClient(client, FSBadEventMask, (pointer) &stuff->event_mask);
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return FSBadEventMask;
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}
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client->eventmask = stuff->event_mask;
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return client->noClientException;
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}
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int
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ProcGetEventMask(ClientPtr client)
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{
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fsGetEventMaskReply rep;
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REQUEST(fsGetEventMaskReq);
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REQUEST_AT_LEAST_SIZE(fsGetEventMaskReq);
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rep.type = FS_Reply;
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rep.sequenceNumber = client->sequence;
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rep.length = SIZEOF(fsGetEventMaskReply) >> 2;
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rep.event_mask = client->eventmask;
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WriteReplyToClient(client, SIZEOF(fsGetEventMaskReply), &rep);
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return client->noClientException;
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}
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void
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SendKeepAliveEvent(ClientPtr client)
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{
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fsKeepAliveEvent ev;
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ev.type = FS_Event;
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ev.event_code = KeepAlive;
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ev.sequenceNumber = client->sequence;
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ev.length = SIZEOF(fsKeepAliveEvent) >> 2;
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ev.timestamp = GetTimeInMillis();
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#ifdef DEBUG
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fprintf(stderr, "client #%d is getting a KeepAlive\n", client->index);
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#endif
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if (client->swapped) {
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/* SErrorEvent requires two fsError pointers */
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fsError evTo;
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SErrorEvent((fsError *) & ev, (fsError *) &evTo);
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(void) WriteToClient(client, SIZEOF(fsKeepAliveEvent), (char *) &evTo);
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} else {
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(void) WriteToClient(client, SIZEOF(fsKeepAliveEvent), (char *) &ev);
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}
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}
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