376 lines
9.4 KiB
C
376 lines
9.4 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 _SYNC_H_
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#define _SYNC_H_
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#include <X11/Xfuncproto.h>
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#include <X11/extensions/syncconst.h>
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#ifdef _SYNC_SERVER
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#include <X11/extensions/syncproto.h>
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#else
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_XFUNCPROTOBEGIN
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/* get rid of macros so we can define corresponding functions */
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#undef XSyncIntToValue
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#undef XSyncIntsToValue
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#undef XSyncValueGreaterThan
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#undef XSyncValueLessThan
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#undef XSyncValueGreaterOrEqual
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#undef XSyncValueLessOrEqual
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#undef XSyncValueEqual
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#undef XSyncValueIsNegative
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#undef XSyncValueIsZero
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#undef XSyncValueIsPositive
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#undef XSyncValueLow32
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#undef XSyncValueHigh32
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#undef XSyncValueAdd
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#undef XSyncValueSubtract
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#undef XSyncMaxValue
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#undef XSyncMinValue
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extern void XSyncIntToValue(
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XSyncValue* /*pv*/,
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int /*i*/
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);
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extern void XSyncIntsToValue(
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XSyncValue* /*pv*/,
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unsigned int /*l*/,
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int /*h*/
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);
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extern Bool XSyncValueGreaterThan(
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XSyncValue /*a*/,
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XSyncValue /*b*/
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);
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extern Bool XSyncValueLessThan(
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XSyncValue /*a*/,
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XSyncValue /*b*/
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);
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extern Bool XSyncValueGreaterOrEqual(
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XSyncValue /*a*/,
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XSyncValue /*b*/
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);
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extern Bool XSyncValueLessOrEqual(
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XSyncValue /*a*/,
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XSyncValue /*b*/
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);
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extern Bool XSyncValueEqual(
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XSyncValue /*a*/,
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XSyncValue /*b*/
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);
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extern Bool XSyncValueIsNegative(
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XSyncValue /*v*/
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);
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extern Bool XSyncValueIsZero(
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XSyncValue /*a*/
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);
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extern Bool XSyncValueIsPositive(
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XSyncValue /*v*/
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);
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extern unsigned int XSyncValueLow32(
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XSyncValue /*v*/
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);
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extern int XSyncValueHigh32(
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XSyncValue /*v*/
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);
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extern void XSyncValueAdd(
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XSyncValue* /*presult*/,
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XSyncValue /*a*/,
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XSyncValue /*b*/,
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int* /*poverflow*/
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);
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extern void XSyncValueSubtract(
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XSyncValue* /*presult*/,
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XSyncValue /*a*/,
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XSyncValue /*b*/,
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int* /*poverflow*/
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);
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extern void XSyncMaxValue(
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XSyncValue* /*pv*/
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);
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extern void XSyncMinValue(
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XSyncValue* /*pv*/
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);
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_XFUNCPROTOEND
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typedef struct _XSyncSystemCounter {
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char *name; /* null-terminated name of system counter */
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XSyncCounter counter; /* counter id of this system counter */
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XSyncValue resolution; /* resolution of this system counter */
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} XSyncSystemCounter;
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typedef struct {
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XSyncCounter counter; /* counter to trigger on */
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XSyncValueType value_type; /* absolute/relative */
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XSyncValue wait_value; /* value to compare counter to */
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XSyncTestType test_type; /* pos/neg comparison/transtion */
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} XSyncTrigger;
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typedef struct {
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XSyncTrigger trigger; /* trigger for await */
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XSyncValue event_threshold; /* send event if past threshold */
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} XSyncWaitCondition;
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typedef struct {
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XSyncTrigger trigger;
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XSyncValue delta;
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Bool events;
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XSyncAlarmState state;
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} XSyncAlarmAttributes;
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/*
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* Events
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*/
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typedef struct {
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int type; /* event base + XSyncCounterNotify */
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unsigned long serial; /* # of last request processed by server */
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Bool send_event; /* true if this came from a SendEvent request */
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Display *display; /* Display the event was read from */
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XSyncCounter counter; /* counter involved in await */
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XSyncValue wait_value; /* value being waited for */
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XSyncValue counter_value; /* counter value when this event was sent */
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Time time; /* milliseconds */
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int count; /* how many more events to come */
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Bool destroyed; /* True if counter was destroyed */
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} XSyncCounterNotifyEvent;
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typedef struct {
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int type; /* event base + XSyncAlarmNotify */
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unsigned long serial; /* # of last request processed by server */
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Bool send_event; /* true if this came from a SendEvent request */
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Display *display; /* Display the event was read from */
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XSyncAlarm alarm; /* alarm that triggered */
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XSyncValue counter_value; /* value that triggered the alarm */
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XSyncValue alarm_value; /* test value of trigger in alarm */
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Time time; /* milliseconds */
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XSyncAlarmState state; /* new state of alarm */
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} XSyncAlarmNotifyEvent;
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/*
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* Errors
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*/
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typedef struct {
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int type;
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Display *display; /* Display the event was read from */
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XSyncAlarm alarm; /* resource id */
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unsigned long serial; /* serial number of failed request */
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unsigned char error_code; /* error base + XSyncBadAlarm */
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unsigned char request_code; /* Major op-code of failed request */
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unsigned char minor_code; /* Minor op-code of failed request */
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} XSyncAlarmError;
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typedef struct {
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int type;
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Display *display; /* Display the event was read from */
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XSyncCounter counter; /* resource id */
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unsigned long serial; /* serial number of failed request */
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unsigned char error_code; /* error base + XSyncBadCounter */
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unsigned char request_code; /* Major op-code of failed request */
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unsigned char minor_code; /* Minor op-code of failed request */
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} XSyncCounterError;
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/*
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* Prototypes
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*/
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_XFUNCPROTOBEGIN
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extern Status XSyncQueryExtension(
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Display* /*dpy*/,
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int* /*event_base_return*/,
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int* /*error_base_return*/
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);
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extern Status XSyncInitialize(
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Display* /*dpy*/,
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int* /*major_version_return*/,
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int* /*minor_version_return*/
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);
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extern XSyncSystemCounter *XSyncListSystemCounters(
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Display* /*dpy*/,
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int* /*n_counters_return*/
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);
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extern void XSyncFreeSystemCounterList(
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XSyncSystemCounter* /*list*/
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);
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extern XSyncCounter XSyncCreateCounter(
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Display* /*dpy*/,
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XSyncValue /*initial_value*/
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);
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extern Status XSyncSetCounter(
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Display* /*dpy*/,
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XSyncCounter /*counter*/,
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XSyncValue /*value*/
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);
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extern Status XSyncChangeCounter(
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Display* /*dpy*/,
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XSyncCounter /*counter*/,
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XSyncValue /*value*/
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);
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extern Status XSyncDestroyCounter(
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Display* /*dpy*/,
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XSyncCounter /*counter*/
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);
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extern Status XSyncQueryCounter(
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Display* /*dpy*/,
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XSyncCounter /*counter*/,
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XSyncValue* /*value_return*/
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);
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extern Status XSyncAwait(
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Display* /*dpy*/,
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XSyncWaitCondition* /*wait_list*/,
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int /*n_conditions*/
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);
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extern XSyncAlarm XSyncCreateAlarm(
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Display* /*dpy*/,
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unsigned long /*values_mask*/,
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XSyncAlarmAttributes* /*values*/
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);
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extern Status XSyncDestroyAlarm(
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Display* /*dpy*/,
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XSyncAlarm /*alarm*/
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);
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extern Status XSyncQueryAlarm(
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Display* /*dpy*/,
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XSyncAlarm /*alarm*/,
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XSyncAlarmAttributes* /*values_return*/
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);
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extern Status XSyncChangeAlarm(
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Display* /*dpy*/,
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XSyncAlarm /*alarm*/,
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unsigned long /*values_mask*/,
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XSyncAlarmAttributes* /*values*/
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);
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extern Status XSyncSetPriority(
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Display* /*dpy*/,
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XID /*client_resource_id*/,
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int /*priority*/
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);
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extern Status XSyncGetPriority(
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Display* /*dpy*/,
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XID /*client_resource_id*/,
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int* /*return_priority*/
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);
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extern XSyncFence XSyncCreateFence(
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Display* /*dpy*/,
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Drawable /*d*/,
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Bool /*initially_triggered*/
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);
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extern Bool XSyncTriggerFence(
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Display* /*dpy*/,
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XSyncFence /*fence*/
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);
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extern Bool XSyncResetFence(
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Display* /*dpy*/,
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XSyncFence /*fence*/
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);
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extern Bool XSyncDestroyFence(
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Display* /*dpy*/,
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XSyncFence /*fence*/
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);
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extern Bool XSyncQueryFence(
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Display* /*dpy*/,
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XSyncFence /*fence*/,
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Bool* /*triggered*/
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);
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extern Bool XSyncAwaitFence(
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Display* /*dpy*/,
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const XSyncFence* /*fence_list*/,
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int /*n_fences*/
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);
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_XFUNCPROTOEND
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#endif /* _SYNC_SERVER */
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#endif /* _SYNC_H_ */
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