syncstr.h
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流媒体/Mpeg4/MP4
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Visual C++
- /* $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 "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)(
- 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_ */