--- /dev/null
+/* $XConsortium: syncstr.h,v 1.4 94/04/17 20:11:27 rws Exp $ */
+/*
+
+Copyright (c) 1991, 1993, 1994 X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+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
+X CONSORTIUM 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 X Consortium 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 X Consortium.
+
+*/
+
+/***********************************************************
+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.
+
+******************************************************************/
+
+#include "sync.h"
+
+#ifndef _SYNC_OS
+
+/* cover up types from sync.h to make sure they're the right size for
+ * protocol packaging. These will be undef'ed after all the protocol
+ * structures are defined.
+ */
+#define XSyncCounter CARD32
+#define XSyncAlarm CARD32
+
+/*
+ * Initialize
+ */
+typedef struct _xSyncInitialize {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ CARD8 majorVersion;
+ CARD8 minorVersion;
+ CARD16 pad B16;
+} xSyncInitializeReq;
+#define sz_xSyncInitializeReq 8
+
+typedef struct {
+ BYTE type;
+ CARD8 unused;
+ CARD16 sequenceNumber B16;
+ CARD32 length B32;
+ CARD8 majorVersion;
+ CARD8 minorVersion;
+ CARD16 pad B16;
+ CARD32 pad0 B32;
+ CARD32 pad1 B32;
+ CARD32 pad2 B32;
+ CARD32 pad3 B32;
+ CARD32 pad4 B32;
+} xSyncInitializeReply;
+#define sz_xSyncInitializeReply 32
+
+/*
+ * ListSystemCounters
+ */
+typedef struct _xSyncListSystemCounters
+{
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+} xSyncListSystemCountersReq;
+#define sz_xSyncListSystemCountersReq 4
+
+typedef struct {
+ BYTE type;
+ CARD8 unused;
+ CARD16 sequenceNumber B16;
+ CARD32 length B32;
+ INT32 nCounters B32;
+ CARD32 pad0 B32;
+ CARD32 pad1 B32;
+ CARD32 pad2 B32;
+ CARD32 pad3 B32;
+ CARD32 pad4 B32;
+} xSyncListSystemCountersReply;
+#define sz_xSyncListSystemCountersReply 32
+
+typedef struct {
+ XSyncCounter counter B32;
+ INT32 resolution_hi B32;
+ CARD32 resolution_lo B32;
+ CARD16 name_length B16;
+} xSyncSystemCounter;
+#define sz_xSyncSystemCounter 14
+
+/*
+ * Create Counter
+ */
+typedef struct _xSyncCreateCounterReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncCounter cid B32;
+ INT32 initial_value_hi B32;
+ CARD32 initial_value_lo B32;
+} xSyncCreateCounterReq;
+#define sz_xSyncCreateCounterReq 16
+
+/*
+ * Change Counter
+ */
+typedef struct _xSyncChangeCounterReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncCounter cid B32;
+ INT32 value_hi B32;
+ CARD32 value_lo B32;
+} xSyncChangeCounterReq;
+#define sz_xSyncChangeCounterReq 16
+
+/*
+ * Set Counter
+ */
+typedef struct _xSyncSetCounterReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncCounter cid B32;
+ INT32 value_hi B32;
+ CARD32 value_lo B32;
+} xSyncSetCounterReq;
+#define sz_xSyncSetCounterReq 16
+
+/*
+ * Destroy Counter
+ */
+typedef struct _xSyncDestroyCounterReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncCounter counter B32;
+} xSyncDestroyCounterReq;
+#define sz_xSyncDestroyCounterReq 8
+
+/*
+ * Query Counter
+ */
+typedef struct _xSyncQueryCounterReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncCounter counter B32;
+} xSyncQueryCounterReq;
+#define sz_xSyncQueryCounterReq 8
+
+
+typedef struct {
+ BYTE type;
+ CARD8 unused;
+ CARD16 sequenceNumber B16;
+ CARD32 length B32;
+ INT32 value_hi B32;
+ CARD32 value_lo B32;
+ CARD32 pad0 B32;
+ CARD32 pad1 B32;
+ CARD32 pad2 B32;
+ CARD32 pad3 B32;
+} xSyncQueryCounterReply;
+#define sz_xSyncQueryCounterReply 32
+
+/*
+ * Await
+ */
+typedef struct _xSyncAwaitReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+} xSyncAwaitReq;
+#define sz_xSyncAwaitReq 4
+
+typedef struct _xSyncWaitCondition {
+ XSyncCounter counter B32;
+ CARD32 value_type B32;
+ INT32 wait_value_hi B32;
+ CARD32 wait_value_lo B32;
+ CARD32 test_type B32;
+ INT32 event_threshold_hi B32;
+ CARD32 event_threshold_lo B32;
+} xSyncWaitCondition;
+#define sz_xSyncWaitCondition 28
+
+/*
+ * Create Alarm
+ */
+typedef struct _xSyncCreateAlarmReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncAlarm id B32;
+ CARD32 valueMask B32;
+} xSyncCreateAlarmReq;
+#define sz_xSyncCreateAlarmReq 12
+
+/*
+ * Destroy Alarm
+ */
+typedef struct _xSyncDestroyAlarmReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncAlarm alarm B32;
+} xSyncDestroyAlarmReq;
+#define sz_xSyncDestroyAlarmReq 8
+
+/*
+ * Query Alarm
+ */
+typedef struct _xSyncQueryAlarmReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncAlarm alarm B32;
+} xSyncQueryAlarmReq;
+#define sz_xSyncQueryAlarmReq 8
+
+typedef struct {
+ BYTE type;
+ CARD8 unused;
+ CARD16 sequenceNumber B16;
+ CARD32 length B32;
+ XSyncCounter counter B32;
+ CARD32 value_type B32;
+ INT32 wait_value_hi B32;
+ CARD32 wait_value_lo B32;
+ CARD32 test_type B32;
+ INT32 delta_hi B32;
+ CARD32 delta_lo B32;
+ BOOL events;
+ BYTE state;
+ BYTE pad0;
+ BYTE pad1;
+} xSyncQueryAlarmReply;
+#define sz_xSyncQueryAlarmReply 40
+
+/*
+ * Change Alarm
+ */
+typedef struct _xSyncChangeAlarmReq {
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ XSyncAlarm alarm B32;
+ CARD32 valueMask B32;
+} xSyncChangeAlarmReq;
+#define sz_xSyncChangeAlarmReq 12
+
+/*
+ * SetPriority
+ */
+typedef struct _xSyncSetPriority{
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ CARD32 id B32;
+ INT32 priority B32;
+} xSyncSetPriorityReq;
+#define sz_xSyncSetPriorityReq 12
+
+/*
+ * Get Priority
+ */
+typedef struct _xSyncGetPriority{
+ CARD8 reqType;
+ CARD8 syncReqType;
+ CARD16 length B16;
+ CARD32 id B32; /*XXX XID? */
+} xSyncGetPriorityReq;
+#define sz_xSyncGetPriorityReq 8
+
+typedef struct {
+ BYTE type;
+ CARD8 unused;
+ CARD16 sequenceNumber B16;
+ CARD32 length B32;
+ INT32 priority B32;
+ CARD32 pad0 B32;
+ CARD32 pad1 B32;
+ CARD32 pad2 B32;
+ CARD32 pad3 B32;
+ CARD32 pad4 B32;
+} xSyncGetPriorityReply;
+#define sz_xSyncGetPriorityReply 32
+
+/*
+ * Events
+ */
+
+typedef struct _xSyncCounterNotifyEvent {
+ BYTE type;
+ BYTE kind;
+ CARD16 sequenceNumber B16;
+ XSyncCounter counter B32;
+ INT32 wait_value_hi B32;
+ CARD32 wait_value_lo B32;
+ INT32 counter_value_hi B32;
+ CARD32 counter_value_lo B32;
+ CARD32 time B32;
+ CARD16 count B16;
+ BOOL destroyed;
+ BYTE pad0;
+} xSyncCounterNotifyEvent;
+
+typedef struct _xSyncAlarmNotifyEvent {
+ BYTE type;
+ BYTE kind;
+ CARD16 sequenceNumber B16;
+ XSyncAlarm alarm B32;
+ INT32 counter_value_hi B32;
+ CARD32 counter_value_lo B32;
+ INT32 alarm_value_hi B32;
+ CARD32 alarm_value_lo B32;
+ CARD32 time B32;
+ CARD8 state;
+ BYTE pad0;
+ BYTE pad1;
+ BYTE pad2;
+} xSyncAlarmNotifyEvent;
+
+#undef XSyncCounter
+#undef XSyncAlarm
+
+#endif /* _SYNC_OS */
+
+#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)(
+#if NeedNestedPrototypes
+ pointer /*pCounter*/,
+ CARD64 * /*freshvalue*/
+#endif
+);
+ void (*BracketValues)(
+#if NeedNestedPrototypes
+ pointer /*pCounter*/,
+ CARD64 * /*lessthan*/,
+ CARD64 * /*greaterthan*/
+#endif
+);
+} 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)(
+#if NeedNestedPrototypes
+ struct _SyncTrigger * /*pTrigger*/,
+ CARD64 /*newval*/
+#endif
+ );
+ void (*TriggerFired)(
+#if NeedNestedPrototypes
+ struct _SyncTrigger * /*pTrigger*/
+#endif
+ );
+ void (*CounterDestroyed)(
+#if NeedNestedPrototypes
+ struct _SyncTrigger * /*pTrigger*/
+#endif
+ );
+} 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(
+#if NeedFunctionPrototypes
+ char * /* name */,
+ CARD64 /* inital_value */,
+ CARD64 /* resolution */,
+ SyncCounterType /* change characterization */,
+ void (* /*QueryValue*/ ) (), /* XXX prototype */
+ void (* /*BracketValues*/) ()
+#endif
+);
+
+extern void SyncChangeCounter(
+#if NeedFunctionPrototypes
+ SyncCounter * /* pCounter*/,
+ CARD64 /* new_value */
+#endif
+);
+
+extern void SyncDestroySystemCounter(
+#if NeedFunctionPrototypes
+ pointer pCounter
+#endif
+);
+extern void InitServertime();
+
+#endif /* _SYNC_SERVER */
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