140 lines
4.7 KiB
C
140 lines
4.7 KiB
C
/*
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Copyright 1991, 1993, 1994, 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 1991,1993 by Digital Equipment Corporation, Maynard, Massachusetts,
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and Olivetti Research Limited, Cambridge, England.
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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 names of Digital or Olivetti
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not be used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL AND OLIVETTI DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS, IN NO EVENT SHALL THEY BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
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USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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#ifndef _SYNCSRV_H_
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#define _SYNCSRV_H_
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#include "list.h"
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#include "misync.h"
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#include "misyncstr.h"
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/*
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* The System Counter interface
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*/
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typedef enum {
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XSyncCounterNeverChanges,
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XSyncCounterNeverIncreases,
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XSyncCounterNeverDecreases,
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XSyncCounterUnrestricted
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} SyncCounterType;
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typedef void (*SyncSystemCounterQueryValue)(pointer counter,
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CARD64 *value_return
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);
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typedef void (*SyncSystemCounterBracketValues)(pointer counter,
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CARD64 *pbracket_less,
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CARD64 *pbracket_greater
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);
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typedef struct _SysCounterInfo {
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SyncCounter *pCounter;
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char *name;
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CARD64 resolution;
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CARD64 bracket_greater;
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CARD64 bracket_less;
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SyncCounterType counterType; /* how can this counter change */
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SyncSystemCounterQueryValue QueryValue;
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SyncSystemCounterBracketValues BracketValues;
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void *private;
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struct xorg_list entry;
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} SysCounterInfo;
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typedef struct _SyncAlarmClientList {
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ClientPtr client;
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XID delete_id;
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struct _SyncAlarmClientList *next;
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} SyncAlarmClientList;
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typedef struct _SyncAlarm {
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SyncTrigger trigger;
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ClientPtr client;
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XSyncAlarm alarm_id;
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CARD64 delta;
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int events;
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int state;
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SyncAlarmClientList *pEventClients;
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} SyncAlarm;
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typedef struct {
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ClientPtr client;
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CARD32 delete_id;
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int num_waitconditions;
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} SyncAwaitHeader;
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typedef struct {
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SyncTrigger trigger;
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CARD64 event_threshold;
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SyncAwaitHeader *pHeader;
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} SyncAwait;
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typedef union {
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SyncAwaitHeader header;
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SyncAwait await;
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} SyncAwaitUnion;
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extern SyncCounter* SyncCreateSystemCounter(const char *name,
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CARD64 initial_value,
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CARD64 resolution,
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SyncCounterType counterType,
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SyncSystemCounterQueryValue QueryValue,
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SyncSystemCounterBracketValues BracketValues
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);
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extern void SyncChangeCounter(SyncCounter *pCounter,
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CARD64 new_value
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);
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extern void SyncDestroySystemCounter(pointer pCounter);
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extern SyncCounter *SyncInitDeviceIdleTime(DeviceIntPtr dev);
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extern void SyncRemoveDeviceIdleTime(SyncCounter *counter);
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#endif /* _SYNCSRV_H_ */
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