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authorKeith Packard <keithp@keithp.com>2009-11-03 14:41:33 -0800
committerKeith Packard <keithp@keithp.com>2009-11-03 22:44:56 -0800
commit9d5e140111ef0e7e0c9d30d7e0acf8c43a248816 (patch)
tree813f530b02d2d7d701b8203e4017f022385694a7 /syncstr.h
parent987aeb9bd1915a655f31e250ee9c02d04927b150 (diff)
downloadxorg-proto-xextproto-9d5e140111ef0e7e0c9d30d7e0acf8c43a248816.tar.gz
Allow old servers to build with new headers
This provides header compatibility back to X server version 1.6 at least (that's all I tested). Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Diffstat (limited to 'syncstr.h')
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1 files changed, 184 insertions, 0 deletions
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+/* $Xorg: syncstr.h,v 1.4 2001/02/09 02:03:24 xorgcvs Exp $ */
+/*
+
+Copyright 1991, 1993, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+
+/***********************************************************
+Copyright 1991,1993 by Digital Equipment Corporation, Maynard, Massachusetts,
+and Olivetti Research Limited, Cambridge, England.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the names of Digital or Olivetti
+not be used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL AND OLIVETTI DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+FITNESS, IN NO EVENT SHALL THEY BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
+USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+PERFORMANCE OF THIS SOFTWARE.
+
+******************************************************************/
+/* $XFree86: xc/include/extensions/syncstr.h,v 1.3 2003/07/16 01:38:24 dawes Exp $ */
+
+#ifndef _SYNCSTR_H_
+#define _SYNCSTR_H_
+
+#include <X11/extensions/syncproto.h>
+
+#ifdef _SYNC_SERVER
+
+#define CARD64 XSyncValue /* XXX temporary! need real 64 bit values for Alpha */
+
+typedef struct _SyncCounter {
+ ClientPtr client; /* Owning client. 0 for system counters */
+ XSyncCounter id; /* resource ID */
+ CARD64 value; /* counter value */
+ struct _SyncTriggerList *pTriglist; /* list of triggers */
+ Bool beingDestroyed; /* in process of going away */
+ struct _SysCounterInfo *pSysCounterInfo; /* NULL if not a system counter */
+} SyncCounter;
+
+/*
+ * The System Counter interface
+ */
+
+typedef enum {
+ XSyncCounterNeverChanges,
+ XSyncCounterNeverIncreases,
+ XSyncCounterNeverDecreases,
+ XSyncCounterUnrestricted
+} SyncCounterType;
+
+typedef struct _SysCounterInfo {
+ char *name;
+ CARD64 resolution;
+ CARD64 bracket_greater;
+ CARD64 bracket_less;
+ SyncCounterType counterType; /* how can this counter change */
+ void (*QueryValue)(
+ pointer /*pCounter*/,
+ CARD64 * /*freshvalue*/
+);
+ void (*BracketValues)(
+ pointer /*pCounter*/,
+ CARD64 * /*lessthan*/,
+ CARD64 * /*greaterthan*/
+);
+} SysCounterInfo;
+
+
+
+typedef struct _SyncTrigger {
+ SyncCounter *pCounter;
+ CARD64 wait_value; /* wait value */
+ unsigned int value_type; /* Absolute or Relative */
+ unsigned int test_type; /* transition or Comparision type */
+ CARD64 test_value; /* trigger event threshold value */
+ Bool (*CheckTrigger)(
+ struct _SyncTrigger * /*pTrigger*/,
+ CARD64 /*newval*/
+ );
+ void (*TriggerFired)(
+ struct _SyncTrigger * /*pTrigger*/
+ );
+ void (*CounterDestroyed)(
+ struct _SyncTrigger * /*pTrigger*/
+ );
+} SyncTrigger;
+
+typedef struct _SyncTriggerList {
+ SyncTrigger *pTrigger;
+ struct _SyncTriggerList *next;
+} SyncTriggerList;
+
+typedef struct _SyncAlarmClientList {
+ ClientPtr client;
+ XID delete_id;
+ struct _SyncAlarmClientList *next;
+} SyncAlarmClientList;
+
+typedef struct _SyncAlarm {
+ SyncTrigger trigger;
+ ClientPtr client;
+ XSyncAlarm alarm_id;
+ CARD64 delta;
+ int events;
+ int state;
+ SyncAlarmClientList *pEventClients;
+} SyncAlarm;
+
+typedef struct {
+ ClientPtr client;
+ CARD32 delete_id;
+ int num_waitconditions;
+} SyncAwaitHeader;
+
+typedef struct {
+ SyncTrigger trigger;
+ CARD64 event_threshold;
+ SyncAwaitHeader *pHeader;
+} SyncAwait;
+
+typedef union {
+ SyncAwaitHeader header;
+ SyncAwait await;
+} SyncAwaitUnion;
+
+
+extern pointer SyncCreateSystemCounter(
+ char * /* name */,
+ CARD64 /* inital_value */,
+ CARD64 /* resolution */,
+ SyncCounterType /* change characterization */,
+ void (* /*QueryValue*/ ) (
+ pointer /* pCounter */,
+ CARD64 * /* pValue_return */), /* XXX prototype */
+ void (* /*BracketValues*/) (
+ pointer /* pCounter */,
+ CARD64 * /* pbracket_less */,
+ CARD64 * /* pbracket_greater */)
+);
+
+extern void SyncChangeCounter(
+ SyncCounter * /* pCounter*/,
+ CARD64 /* new_value */
+);
+
+extern void SyncDestroySystemCounter(
+ pointer pCounter
+);
+extern void InitServertime(void);
+
+#endif /* _SYNC_SERVER */
+
+#endif /* _SYNCSTR_H_ */