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Diffstat (limited to 'libXext/include/X11/extensions/sync.h')
| -rw-r--r-- | libXext/include/X11/extensions/sync.h | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/libXext/include/X11/extensions/sync.h b/libXext/include/X11/extensions/sync.h new file mode 100644 index 000000000..2de222ab5 --- /dev/null +++ b/libXext/include/X11/extensions/sync.h @@ -0,0 +1,338 @@ +/* $Xorg: sync.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/sync.h,v 1.4 2001/12/20 19:40:59 tsi Exp $ */ + +#ifndef _SYNC_H_ +#define _SYNC_H_ + +#include <X11/Xfuncproto.h> +#include <X11/extensions/syncconst.h> + +_XFUNCPROTOBEGIN +/* get rid of macros so we can define corresponding functions */ +#undef XSyncIntToValue +#undef XSyncIntsToValue +#undef XSyncValueGreaterThan +#undef XSyncValueLessThan +#undef XSyncValueGreaterOrEqual +#undef XSyncValueLessOrEqual +#undef XSyncValueEqual +#undef XSyncValueIsNegative +#undef XSyncValueIsZero +#undef XSyncValueIsPositive +#undef XSyncValueLow32 +#undef XSyncValueHigh32 +#undef XSyncValueAdd +#undef XSyncValueSubtract +#undef XSyncMaxValue +#undef XSyncMinValue + +extern void XSyncIntToValue( + XSyncValue* /*pv*/, + int /*i*/ +); + +extern void XSyncIntsToValue( + XSyncValue* /*pv*/, + unsigned int /*l*/, + int /*h*/ +); + +extern Bool XSyncValueGreaterThan( + XSyncValue /*a*/, + XSyncValue /*b*/ +); + +extern Bool XSyncValueLessThan( + XSyncValue /*a*/, + XSyncValue /*b*/ +); + +extern Bool XSyncValueGreaterOrEqual( + XSyncValue /*a*/, + XSyncValue /*b*/ +); + +extern Bool XSyncValueLessOrEqual( + XSyncValue /*a*/, + XSyncValue /*b*/ +); + +extern Bool XSyncValueEqual( + XSyncValue /*a*/, + XSyncValue /*b*/ +); + +extern Bool XSyncValueIsNegative( + XSyncValue /*v*/ +); + +extern Bool XSyncValueIsZero( + XSyncValue /*a*/ +); + +extern Bool XSyncValueIsPositive( + XSyncValue /*v*/ +); + +extern unsigned int XSyncValueLow32( + XSyncValue /*v*/ +); + +extern int XSyncValueHigh32( + XSyncValue /*v*/ +); + +extern void XSyncValueAdd( + XSyncValue* /*presult*/, + XSyncValue /*a*/, + XSyncValue /*b*/, + int* /*poverflow*/ +); + +extern void XSyncValueSubtract( + XSyncValue* /*presult*/, + XSyncValue /*a*/, + XSyncValue /*b*/, + int* /*poverflow*/ +); + +extern void XSyncMaxValue( + XSyncValue* /*pv*/ +); + +extern void XSyncMinValue( + XSyncValue* /*pv*/ +); + +_XFUNCPROTOEND + + +typedef struct _XSyncSystemCounter { + char *name; /* null-terminated name of system counter */ + XSyncCounter counter; /* counter id of this system counter */ + XSyncValue resolution; /* resolution of this system counter */ +} XSyncSystemCounter; + + +typedef struct { + XSyncCounter counter; /* counter to trigger on */ + XSyncValueType value_type; /* absolute/relative */ + XSyncValue wait_value; /* value to compare counter to */ + XSyncTestType test_type; /* pos/neg comparison/transtion */ +} XSyncTrigger; + +typedef struct { + XSyncTrigger trigger; /* trigger for await */ + XSyncValue event_threshold; /* send event if past threshold */ +} XSyncWaitCondition; + + +typedef struct { + XSyncTrigger trigger; + XSyncValue delta; + Bool events; + XSyncAlarmState state; +} XSyncAlarmAttributes; + +/* + * Events + */ + +typedef struct { + int type; /* event base + XSyncCounterNotify */ + unsigned long serial; /* # of last request processed by server */ + Bool send_event; /* true if this came from a SendEvent request */ + Display *display; /* Display the event was read from */ + XSyncCounter counter; /* counter involved in await */ + XSyncValue wait_value; /* value being waited for */ + XSyncValue counter_value; /* counter value when this event was sent */ + Time time; /* milliseconds */ + int count; /* how many more events to come */ + Bool destroyed; /* True if counter was destroyed */ +} XSyncCounterNotifyEvent; + +typedef struct { + int type; /* event base + XSyncCounterNotify */ + unsigned long serial; /* # of last request processed by server */ + Bool send_event; /* true if this came from a SendEvent request */ + Display *display; /* Display the event was read from */ + XSyncAlarm alarm; /* alarm that triggered */ + XSyncValue counter_value; /* value that triggered the alarm */ + XSyncValue alarm_value; /* test value of trigger in alarm */ + Time time; /* milliseconds */ + XSyncAlarmState state; /* new state of alarm */ +} XSyncAlarmNotifyEvent; + +/* + * Errors + */ + +typedef struct { + int type; + Display *display; /* Display the event was read from */ + XSyncAlarm alarm; /* resource id */ + unsigned long serial; /* serial number of failed request */ + unsigned char error_code; /* error base + XSyncBadAlarm */ + unsigned char request_code; /* Major op-code of failed request */ + unsigned char minor_code; /* Minor op-code of failed request */ +} XSyncAlarmError; + +typedef struct { + int type; + Display *display; /* Display the event was read from */ + XSyncCounter counter; /* resource id */ + unsigned long serial; /* serial number of failed request */ + unsigned char error_code; /* error base + XSyncBadCounter */ + unsigned char request_code; /* Major op-code of failed request */ + unsigned char minor_code; /* Minor op-code of failed request */ +} XSyncCounterError; + +/* + * Prototypes + */ + +_XFUNCPROTOBEGIN + +extern Status XSyncQueryExtension( + Display* /*dpy*/, + int* /*event_base_return*/, + int* /*error_base_return*/ +); + +extern Status XSyncInitialize( + Display* /*dpy*/, + int* /*major_version_return*/, + int* /*minor_version_return*/ +); + +extern XSyncSystemCounter *XSyncListSystemCounters( + Display* /*dpy*/, + int* /*n_counters_return*/ +); + +extern void XSyncFreeSystemCounterList( + XSyncSystemCounter* /*list*/ +); + +extern XSyncCounter XSyncCreateCounter( + Display* /*dpy*/, + XSyncValue /*initial_value*/ +); + +extern Status XSyncSetCounter( + Display* /*dpy*/, + XSyncCounter /*counter*/, + XSyncValue /*value*/ +); + +extern Status XSyncChangeCounter( + Display* /*dpy*/, + XSyncCounter /*counter*/, + XSyncValue /*value*/ +); + +extern Status XSyncDestroyCounter( + Display* /*dpy*/, + XSyncCounter /*counter*/ +); + +extern Status XSyncQueryCounter( + Display* /*dpy*/, + XSyncCounter /*counter*/, + XSyncValue* /*value_return*/ +); + +extern Status XSyncAwait( + Display* /*dpy*/, + XSyncWaitCondition* /*wait_list*/, + int /*n_conditions*/ +); + +extern XSyncAlarm XSyncCreateAlarm( + Display* /*dpy*/, + unsigned long /*values_mask*/, + XSyncAlarmAttributes* /*values*/ +); + +extern Status XSyncDestroyAlarm( + Display* /*dpy*/, + XSyncAlarm /*alarm*/ +); + +extern Status XSyncQueryAlarm( + Display* /*dpy*/, + XSyncAlarm /*alarm*/, + XSyncAlarmAttributes* /*values_return*/ +); + +extern Status XSyncChangeAlarm( + Display* /*dpy*/, + XSyncAlarm /*alarm*/, + unsigned long /*values_mask*/, + XSyncAlarmAttributes* /*values*/ +); + +extern Status XSyncSetPriority( + Display* /*dpy*/, + XID /*client_resource_id*/, + int /*priority*/ +); + +extern Status XSyncGetPriority( + Display* /*dpy*/, + XID /*client_resource_id*/, + int* /*return_priority*/ +); + +_XFUNCPROTOEND + +#endif /* _SYNC_H_ */ |