238 lines
6.3 KiB
C
238 lines
6.3 KiB
C
/* $Xorg: lbxtags.c,v 1.4 2001/02/09 02:05:17 xorgcvs Exp $ */
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/*
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Copyright 1996, 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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*/
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/*
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* Copyright 1993 Network Computing Devices, Inc.
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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 name Network Computing Devices, Inc. not be
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* used in advertising or publicity pertaining to distribution of this
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* software without specific, written prior permission.
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*
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* THIS SOFTWARE IS PROVIDED `AS-IS'. NETWORK COMPUTING DEVICES, INC.,
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* DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING WITHOUT
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* LIMITATION ALL IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE, OR NONINFRINGEMENT. IN NO EVENT SHALL NETWORK
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* COMPUTING DEVICES, INC., BE LIABLE FOR ANY DAMAGES WHATSOEVER, INCLUDING
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* SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES, INCLUDING LOSS OF USE, DATA,
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* OR PROFITS, EVEN IF ADVISED OF THE POSSIBILITY THEREOF, AND REGARDLESS OF
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* WHETHER IN AN ACTION IN CONTRACT, TORT OR NEGLIGENCE, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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/* $XFree86: xc/programs/Xserver/lbx/lbxtags.c,v 1.3 2001/01/17 22:37:00 dawes Exp $ */
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <X11/X.h>
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#include "misc.h"
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#include "lbxdata.h"
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#include "resource.h"
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#include "colormapst.h"
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#include "propertyst.h"
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#include "lbxtags.h"
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#define _XLBX_SERVER_
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#include <X11/extensions/lbxstr.h>
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#include "propertyst.h"
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static RESTYPE TagResType;
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extern int _lbx_fi_junklen;
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/* ARGSUSED */
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static int
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tag_free(pointer data,
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XID id)
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{
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TagData td = (TagData) data;
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FontTagInfoPtr ftip;
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char *t;
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if (td->global)
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*(td->global) = 0;
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/* some types need to be freed, others are shared */
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if (td->data_type == LbxTagTypeFont) {
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/* remove any back links */
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ftip = (FontTagInfoPtr) td->tdata;
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FontSetPrivate(ftip->pfont, lbx_font_private, NULL);
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t = (char *) ftip->fontinfo;
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if (!ftip->compression) /* points to xQueryFont, so back up to it */
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t -= _lbx_fi_junklen;
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xfree(t);
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xfree(ftip);
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}
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xfree(data);
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return 0;
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}
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void
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TagInit(void)
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{
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TagResType = CreateNewResourceType(tag_free);
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}
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XID
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TagNewTag(void)
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{
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return FakeClientID(0);
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}
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void
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TagClearProxy(XID tid,
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int pid)
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{
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TagData td;
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td = (TagData) LookupIDByType(tid, TagResType);
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if (td)
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td->sent_to_proxy[pid >> 3] &= ~(1 << (pid & 7));
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}
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void
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TagMarkProxy(XID tid,
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int pid)
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{
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TagData td;
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td = (TagData) LookupIDByType(tid, TagResType);
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td->sent_to_proxy[pid >> 3] |= 1 << (pid & 7);
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}
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Bool
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TagProxyMarked(XID tid,
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int pid)
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{
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TagData td;
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td = (TagData) LookupIDByType(tid, TagResType);
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return (td->sent_to_proxy[pid >> 3] & (1 << (pid & 7))) != 0;
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}
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XID
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TagSaveTag(int dtype,
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int size,
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pointer data,
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XID *global)
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{
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TagData td;
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td = (TagData) xalloc(sizeof(TagDataRec));
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if (!td) {
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if (global)
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*global = 0;
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return 0;
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}
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bzero((char *) td->sent_to_proxy, (MAX_NUM_PROXIES + 7) / 8);
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td->tid = TagNewTag();
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td->data_type = dtype;
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td->tdata = data;
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td->size = size;
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td->global = global;
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if (!AddResource(td->tid, TagResType, (pointer) td))
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return 0;
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if (global)
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*global = td->tid;
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return td->tid;
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}
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void
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TagDeleteTag(XID tid)
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{
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int pid;
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TagData td;
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LbxProxyPtr proxy;
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ClientPtr client;
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LbxClientPtr lbxcp;
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td = (TagData) LookupIDByType(tid, TagResType);
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if (!td) /* shouldn't happen, but play it safe */
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return;
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for (pid = 1; pid < MAX_NUM_PROXIES; pid++) {
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if (td->sent_to_proxy[pid >> 3] & (1 << (pid & 7))) {
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proxy = LbxPidToProxy(pid);
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lbxcp = (proxy != NULL) ? proxy->lbxClients[0] : NULL;
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if (lbxcp && (client = lbxcp->client))
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LbxSendInvalidateTag(client, tid, td->data_type);
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td->sent_to_proxy[pid >> 3] &= ~(1 << (pid & 7));
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}
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}
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if (td->data_type != LbxTagTypeProperty || !LbxFlushQTag(tid))
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FreeResource(tid, 0);
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else if (td->global) {
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*(td->global) = 0;
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td->global = NULL;
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}
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}
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TagData
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TagGetTag(XID tid)
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{
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TagData td;
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td = (TagData) LookupIDByType(tid, TagResType);
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return td;
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}
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static void
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LbxFlushTag(pointer value,
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XID tid,
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pointer cdata)
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{
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TagData td = (TagData)value;
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LbxProxyPtr proxy = (LbxProxyPtr)cdata;
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int i;
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if ((td->data_type == LbxTagTypeProperty) && td->global) {
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PropertyPtr pProp = (PropertyPtr)td->tdata;
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if ((pProp->tag_id == tid) && (pProp->owner_pid == proxy->pid)) {
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LbxFlushQTag(tid);
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pProp->size = 0;
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FreeResource(tid, 0);
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return;
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}
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}
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td->sent_to_proxy[proxy->pid >> 3] &= ~(1 << (proxy->pid & 7));
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for (i = 0; i < (MAX_NUM_PROXIES + 7) / 8; i++) {
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if (td->sent_to_proxy[i])
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return;
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}
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FreeResource(tid, 0);
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}
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/*
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* clear out markers for proxies
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*/
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void
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LbxFlushTags(LbxProxyPtr proxy)
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{
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FindClientResourcesByType(NULL, TagResType, LbxFlushTag, (pointer)proxy);
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}
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