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authormarha <marha@users.sourceforge.net>2009-11-05 19:14:40 +0000
committermarha <marha@users.sourceforge.net>2009-11-05 19:14:40 +0000
commita606d151fb424f09f5b548ed58879dc20ba4f173 (patch)
tree6a0fbf455bd31054c6cc85eff09f3b075ed382f4 /libXext/src/XSync.c
parent87ae92b4b611b4bb494816c9b6a1a8211e1c2f59 (diff)
parentbea6c919fcb289fdf2b1e7938f39dec026c25b21 (diff)
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Added libXext
Diffstat (limited to 'libXext/src/XSync.c')
-rw-r--r--libXext/src/XSync.c798
1 files changed, 798 insertions, 0 deletions
diff --git a/libXext/src/XSync.c b/libXext/src/XSync.c
new file mode 100644
index 000000000..ce76dd37a
--- /dev/null
+++ b/libXext/src/XSync.c
@@ -0,0 +1,798 @@
+/*
+
+Copyright 1991, 1993, 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/lib/Xext/XSync.c,v 1.7tsi Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdio.h>
+#define NEED_EVENTS
+#define NEED_REPLIES
+#include <X11/Xlibint.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#include <X11/extensions/sync.h>
+#include <X11/extensions/syncproto.h>
+
+static XExtensionInfo _sync_info_data;
+static XExtensionInfo *sync_info = &_sync_info_data;
+static char *sync_extension_name = SYNC_NAME;
+
+#define SyncCheckExtension(dpy,i,val) \
+ XextCheckExtension(dpy, i, sync_extension_name, val)
+#define SyncSimpleCheckExtension(dpy,i) \
+ XextSimpleCheckExtension(dpy, i, sync_extension_name)
+
+static int close_display(Display *dpy, XExtCodes *codes);
+static Bool wire_to_event(Display *dpy, XEvent *event, xEvent *wire);
+static Status event_to_wire(Display *dpy, XEvent *event, xEvent *wire);
+static char *error_string(Display *dpy, int code, XExtCodes *codes,
+ char *buf, int n);
+
+static XExtensionHooks sync_extension_hooks = {
+ NULL, /* create_gc */
+ NULL, /* copy_gc */
+ NULL, /* flush_gc */
+ NULL, /* free_gc */
+ NULL, /* create_font */
+ NULL, /* free_font */
+ close_display, /* close_display */
+ wire_to_event, /* wire_to_event */
+ event_to_wire, /* event_to_wire */
+ NULL, /* error */
+ error_string, /* error_string */
+};
+
+static char *sync_error_list[] = {
+ "BadCounter",
+ "BadAlarm",
+};
+
+static
+XEXT_GENERATE_FIND_DISPLAY(find_display, sync_info,
+ sync_extension_name,
+ &sync_extension_hooks,
+ XSyncNumberEvents, (XPointer) NULL)
+
+static
+XEXT_GENERATE_CLOSE_DISPLAY(close_display, sync_info)
+
+static
+XEXT_GENERATE_ERROR_STRING(error_string, sync_extension_name,
+ XSyncNumberErrors, sync_error_list)
+
+
+static Bool
+wire_to_event(Display *dpy, XEvent *event, xEvent *wire)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ XSyncCounterNotifyEvent *aevent;
+ xSyncCounterNotifyEvent *awire;
+ XSyncAlarmNotifyEvent *anl;
+ xSyncAlarmNotifyEvent *ane;
+
+ SyncCheckExtension(dpy, info, False);
+
+ switch ((wire->u.u.type & 0x7F) - info->codes->first_event)
+ {
+ case XSyncCounterNotify:
+ awire = (xSyncCounterNotifyEvent *) wire;
+ aevent = (XSyncCounterNotifyEvent *) event;
+ aevent->type = awire->type & 0x7F;
+ aevent->serial = _XSetLastRequestRead(dpy,
+ (xGenericReply *) wire);
+ aevent->send_event = (awire->type & 0x80) != 0;
+ aevent->display = dpy;
+ aevent->counter = awire->counter;
+ XSyncIntsToValue(&aevent->wait_value, awire->wait_value_lo,
+ awire->wait_value_hi);
+ XSyncIntsToValue(&aevent->counter_value,
+ awire->counter_value_lo,
+ awire->counter_value_hi);
+ aevent->time = awire->time;
+ aevent->count = awire->count;
+ aevent->destroyed = awire->destroyed;
+ return True;
+
+ case XSyncAlarmNotify:
+ ane = (xSyncAlarmNotifyEvent *) wire; /* ENCODING EVENT PTR */
+ anl = (XSyncAlarmNotifyEvent *) event; /* LIBRARY EVENT PTR */
+ anl->type = ane->type & 0x7F;
+ anl->serial = _XSetLastRequestRead(dpy,
+ (xGenericReply *) wire);
+ anl->send_event = (ane->type & 0x80) != 0;
+ anl->display = dpy;
+ anl->alarm = ane->alarm;
+ XSyncIntsToValue(&anl->counter_value,
+ ane->counter_value_lo,
+ ane->counter_value_hi);
+ XSyncIntsToValue(&anl->alarm_value,
+ ane->alarm_value_lo,
+ ane->alarm_value_hi);
+ anl->state = (XSyncAlarmState)ane->state;
+ anl->time = ane->time;
+ return True;
+ }
+
+ return False;
+}
+
+static Status
+event_to_wire(Display *dpy, XEvent *event, xEvent *wire)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ XSyncCounterNotifyEvent *aevent;
+ xSyncCounterNotifyEvent *awire;
+ XSyncAlarmNotifyEvent *anl;
+ xSyncAlarmNotifyEvent *ane;
+
+ SyncCheckExtension(dpy, info, False);
+
+ switch ((event->type & 0x7F) - info->codes->first_event)
+ {
+ case XSyncCounterNotify:
+ awire = (xSyncCounterNotifyEvent *) wire;
+ aevent = (XSyncCounterNotifyEvent *) event;
+ awire->type = aevent->type | (aevent->send_event ? 0x80 : 0);
+ awire->sequenceNumber = aevent->serial & 0xFFFF;
+ awire->counter = aevent->counter;
+ awire->wait_value_lo = XSyncValueLow32(aevent->wait_value);
+ awire->wait_value_hi = XSyncValueHigh32(aevent->wait_value);
+ awire->counter_value_lo = XSyncValueLow32(aevent->counter_value);
+ awire->counter_value_hi = XSyncValueHigh32(aevent->counter_value);
+ awire->time = aevent->time;
+ awire->count = aevent->count;
+ awire->destroyed = aevent->destroyed;
+ return True;
+
+ case XSyncAlarmNotify:
+ ane = (xSyncAlarmNotifyEvent *) wire; /* ENCODING EVENT PTR */
+ anl = (XSyncAlarmNotifyEvent *) event; /* LIBRARY EVENT PTR */
+ ane->type = anl->type | (anl->send_event ? 0x80 : 0);
+ ane->sequenceNumber = anl->serial & 0xFFFF;
+ ane->alarm = anl->alarm;
+ ane->counter_value_lo = XSyncValueLow32(anl->counter_value);
+ ane->counter_value_hi = XSyncValueHigh32(anl->counter_value);
+ ane->alarm_value_lo = XSyncValueLow32(anl->alarm_value);
+ ane->alarm_value_hi = XSyncValueHigh32(anl->alarm_value);
+ ane->state = anl->state;
+ ane->time = anl->time;
+ return True;
+ }
+ return False;
+}
+
+Status
+XSyncQueryExtension(
+ Display *dpy,
+ int *event_base_return, int *error_base_return)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+
+ if (XextHasExtension(info))
+ {
+ *event_base_return = info->codes->first_event;
+ *error_base_return = info->codes->first_error;
+ return True;
+ }
+ else
+ return False;
+}
+
+Status
+XSyncInitialize(
+ Display *dpy,
+ int *major_version_return, int *minor_version_return)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncInitializeReply rep;
+ xSyncInitializeReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncInitialize, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncInitialize;
+ req->majorVersion = SYNC_MAJOR_VERSION;
+ req->minorVersion = SYNC_MINOR_VERSION;
+ if (!_XReply(dpy, (xReply *) & rep, 0, xTrue))
+ {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ UnlockDisplay(dpy);
+ SyncHandle();
+ *major_version_return = rep.majorVersion;
+ *minor_version_return = rep.minorVersion;
+ return ((rep.majorVersion == SYNC_MAJOR_VERSION)
+#if SYNC_MINOR_VERSION > 0 /* avoid compiler warning */
+ && (rep.minorVersion >= SYNC_MINOR_VERSION)
+#endif
+ );
+}
+
+XSyncSystemCounter *
+XSyncListSystemCounters(Display *dpy, int *n_counters_return)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncListSystemCountersReply rep;
+ xSyncListSystemCountersReq *req;
+ XSyncSystemCounter *list = NULL;
+
+ SyncCheckExtension(dpy, info, NULL);
+
+ LockDisplay(dpy);
+ GetReq(SyncListSystemCounters, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncListSystemCounters;
+ if (!_XReply(dpy, (xReply *) & rep, 0, xFalse))
+ goto bail;
+
+ *n_counters_return = rep.nCounters;
+ if (rep.nCounters > 0)
+ {
+ xSyncSystemCounter *pWireSysCounter, *pNextWireSysCounter;
+ XSyncCounter counter;
+ int replylen;
+ int i;
+
+ list = Xmalloc(rep.nCounters * sizeof(XSyncSystemCounter));
+ replylen = rep.length << 2;
+ pWireSysCounter = Xmalloc ((unsigned) replylen + sizeof(XSyncCounter));
+ /* +1 to leave room for last counter read-ahead */
+
+ if ((!list) || (!pWireSysCounter))
+ {
+ if (list) Xfree((char *) list);
+ if (pWireSysCounter) Xfree((char *) pWireSysCounter);
+ _XEatData(dpy, (unsigned long) replylen);
+ list = NULL;
+ goto bail;
+ }
+
+ _XReadPad(dpy, (char *)pWireSysCounter, replylen);
+
+ counter = pWireSysCounter->counter;
+ for (i = 0; i < rep.nCounters; i++)
+ {
+ list[i].counter = counter;
+ XSyncIntsToValue(&list[i].resolution,
+ pWireSysCounter->resolution_lo,
+ pWireSysCounter->resolution_hi);
+
+ /* we may be about to clobber the counter field of the
+ * next syscounter because we have to add a null terminator
+ * to the counter name string. So we save the next counter
+ * here.
+ */
+ pNextWireSysCounter = (xSyncSystemCounter *)
+ (((char *)pWireSysCounter) + ((SIZEOF(xSyncSystemCounter) +
+ pWireSysCounter->name_length + 3) & ~3));
+ counter = pNextWireSysCounter->counter;
+
+ list[i].name = ((char *)pWireSysCounter) +
+ SIZEOF(xSyncSystemCounter);
+ /* null-terminate the string */
+ *(list[i].name + pWireSysCounter->name_length) = '\0';
+ pWireSysCounter = pNextWireSysCounter;
+ }
+ }
+
+bail:
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return list;
+}
+
+void
+XSyncFreeSystemCounterList(XSyncSystemCounter *list)
+{
+ if (list)
+ {
+ Xfree( ((char *)list[0].name) - SIZEOF(xSyncSystemCounter));
+ Xfree(list);
+ }
+}
+
+
+XSyncCounter
+XSyncCreateCounter(Display *dpy, XSyncValue initial_value)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncCreateCounterReq *req;
+
+ SyncCheckExtension(dpy, info, None);
+
+ LockDisplay(dpy);
+ GetReq(SyncCreateCounter, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncCreateCounter;
+
+ req->cid = XAllocID(dpy);
+ req->initial_value_lo = XSyncValueLow32(initial_value);
+ req->initial_value_hi = XSyncValueHigh32(initial_value);
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return req->cid;
+}
+
+Status
+XSyncSetCounter(Display *dpy, XSyncCounter counter, XSyncValue value)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncSetCounterReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncSetCounter, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncSetCounter;
+ req->cid = counter;
+ req->value_lo = XSyncValueLow32(value);
+ req->value_hi = XSyncValueHigh32(value);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Status
+XSyncChangeCounter(Display *dpy, XSyncCounter counter, XSyncValue value)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncChangeCounterReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncChangeCounter, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncChangeCounter;
+ req->cid = counter;
+ req->value_lo = XSyncValueLow32(value);
+ req->value_hi = XSyncValueHigh32(value);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Status
+XSyncDestroyCounter(Display *dpy, XSyncCounter counter)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncDestroyCounterReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncDestroyCounter, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncDestroyCounter;
+ req->counter = counter;
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ return True;
+}
+
+Status
+XSyncQueryCounter(Display *dpy, XSyncCounter counter, XSyncValue *value_return)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncQueryCounterReply rep;
+ xSyncQueryCounterReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncQueryCounter, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncQueryCounter;
+ req->counter = counter;
+ if (!_XReply(dpy, (xReply *) & rep, 0, xTrue))
+ {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ XSyncIntsToValue(value_return, rep.value_lo, rep.value_hi);
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ return True;
+}
+
+
+Status
+XSyncAwait(Display *dpy, XSyncWaitCondition *wait_list, int n_conditions)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ XSyncWaitCondition *wait_item = wait_list;
+ xSyncAwaitReq *req;
+ unsigned int len;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncAwait, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncAwait;
+ len = (n_conditions * SIZEOF(xSyncWaitCondition)) >> 2;
+ SetReqLen(req, len, len /* XXX */ );
+
+ while (n_conditions--)
+ {
+ xSyncWaitCondition wc;
+ wc.counter = wait_item->trigger.counter;
+ wc.value_type = wait_item->trigger.value_type;
+ wc.wait_value_lo = XSyncValueLow32(wait_item->trigger.wait_value);
+ wc.wait_value_hi = XSyncValueHigh32(wait_item->trigger.wait_value);
+ wc.test_type = wait_item->trigger.test_type;
+ wc.event_threshold_lo = XSyncValueLow32(wait_item->event_threshold);
+ wc.event_threshold_hi = XSyncValueHigh32(wait_item->event_threshold);
+ Data(dpy, (char *)&wc, SIZEOF(xSyncWaitCondition));
+ wait_item++; /* get next trigger */
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+static void
+_XProcessAlarmAttributes(Display *dpy, xSyncChangeAlarmReq *req,
+ unsigned long valuemask,
+ XSyncAlarmAttributes *attributes)
+{
+
+ unsigned long values[32];
+ unsigned long *value = values;
+ unsigned int nvalues;
+
+ if (valuemask & XSyncCACounter)
+ *value++ = attributes->trigger.counter;
+
+ if (valuemask & XSyncCAValueType)
+ *value++ = attributes->trigger.value_type;
+
+ if (valuemask & XSyncCAValue)
+ {
+ *value++ = XSyncValueHigh32(attributes->trigger.wait_value);
+ *value++ = XSyncValueLow32(attributes->trigger.wait_value);
+ }
+
+ if (valuemask & XSyncCATestType)
+ *value++ = attributes->trigger.test_type;
+
+ if (valuemask & XSyncCADelta)
+ {
+ *value++ = XSyncValueHigh32(attributes->delta);
+ *value++ = XSyncValueLow32(attributes->delta);
+ }
+
+ if (valuemask & XSyncCAEvents)
+ *value++ = attributes->events;
+
+ /* N.B. the 'state' field cannot be set or changed */
+ req->length += (nvalues = value - values);
+ nvalues <<= 2; /* watch out for macros... */
+
+ Data32(dpy, (long *) values, (long) nvalues);
+}
+
+XSyncAlarm
+XSyncCreateAlarm(
+ Display *dpy,
+ unsigned long values_mask,
+ XSyncAlarmAttributes *values)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncCreateAlarmReq *req;
+ XSyncAlarm aid;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncCreateAlarm, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncCreateAlarm;
+ req->id = aid = XAllocID(dpy);
+ values_mask &= XSyncCACounter | XSyncCAValueType | XSyncCAValue
+ | XSyncCATestType | XSyncCADelta | XSyncCAEvents;
+ if ((req->valueMask = values_mask))
+ _XProcessAlarmAttributes(dpy, (xSyncChangeAlarmReq *) req,
+ values_mask, values);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return aid;
+}
+
+Status
+XSyncDestroyAlarm(Display *dpy, XSyncAlarm alarm)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncDestroyAlarmReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncDestroyAlarm, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncDestroyAlarm;
+ req->alarm = alarm;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Status
+XSyncQueryAlarm(
+ Display *dpy,
+ XSyncAlarm alarm,
+ XSyncAlarmAttributes *values_return)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncQueryAlarmReq *req;
+ xSyncQueryAlarmReply rep;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncQueryAlarm, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncQueryAlarm;
+ req->alarm = alarm;
+
+ if (!(_XReply(dpy, (xReply *) & rep,
+ ((SIZEOF(xSyncQueryAlarmReply) - SIZEOF(xGenericReply)) >> 2), xFalse)))
+ {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+
+ values_return->trigger.counter = rep.counter;
+ values_return->trigger.value_type = (XSyncValueType)rep.value_type;
+ XSyncIntsToValue(&values_return->trigger.wait_value,
+ rep.wait_value_lo, rep.wait_value_hi);
+ values_return->trigger.test_type = (XSyncTestType)rep.test_type;
+ XSyncIntsToValue(&values_return->delta, rep.delta_lo,
+ rep.delta_hi);
+ values_return->events = rep.events;
+ values_return->state = (XSyncAlarmState)rep.state;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Status
+XSyncChangeAlarm(
+ Display *dpy,
+ XSyncAlarm alarm,
+ unsigned long values_mask,
+ XSyncAlarmAttributes *values)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncChangeAlarmReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncChangeAlarm, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncChangeAlarm;
+ req->alarm = alarm;
+ values_mask &= XSyncCACounter | XSyncCAValueType | XSyncCAValue
+ | XSyncCATestType | XSyncCADelta | XSyncCAEvents;
+ if ((req->valueMask = values_mask))
+ _XProcessAlarmAttributes(dpy, req, values_mask, values);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Status
+XSyncSetPriority(
+ Display *dpy,
+ XID client_resource_id,
+ int priority)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncSetPriorityReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncSetPriority, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncSetPriority;
+ req->id = client_resource_id;
+ req->priority = priority;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+Status
+XSyncGetPriority(Display *dpy, XID client_resource_id, int *return_priority)
+{
+ XExtDisplayInfo *info = find_display(dpy);
+ xSyncGetPriorityReply rep;
+ xSyncGetPriorityReq *req;
+
+ SyncCheckExtension(dpy, info, False);
+
+ LockDisplay(dpy);
+ GetReq(SyncGetPriority, req);
+ req->reqType = info->codes->major_opcode;
+ req->syncReqType = X_SyncGetPriority;
+ req->id = client_resource_id;
+
+ if (!_XReply(dpy, (xReply *) & rep, 0, xFalse))
+ {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return False;
+ }
+ if (return_priority)
+ *return_priority = rep.priority;
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return True;
+}
+
+/*
+ * Functions corresponding to the macros for manipulating 64-bit values
+ */
+
+void
+XSyncIntToValue(XSyncValue *pv, int i)
+{
+ _XSyncIntToValue(pv,i);
+}
+
+void
+XSyncIntsToValue(XSyncValue *pv, unsigned int l, int h)
+{
+ _XSyncIntsToValue(pv, l, h);
+}
+
+Bool
+XSyncValueGreaterThan(XSyncValue a, XSyncValue b)
+{
+ return _XSyncValueGreaterThan(a, b);
+}
+
+Bool
+XSyncValueLessThan(XSyncValue a, XSyncValue b)
+{
+ return _XSyncValueLessThan(a, b);
+}
+
+Bool
+XSyncValueGreaterOrEqual(XSyncValue a, XSyncValue b)
+{
+ return _XSyncValueGreaterOrEqual(a, b);
+}
+
+Bool
+XSyncValueLessOrEqual(XSyncValue a, XSyncValue b)
+{
+ return _XSyncValueLessOrEqual(a, b);
+}
+
+Bool
+XSyncValueEqual(XSyncValue a, XSyncValue b)
+{
+ return _XSyncValueEqual(a, b);
+}
+
+Bool
+XSyncValueIsNegative(XSyncValue v)
+{
+ return _XSyncValueIsNegative(v);
+}
+
+Bool
+XSyncValueIsZero(XSyncValue a)
+{
+ return _XSyncValueIsZero(a);
+}
+
+Bool
+XSyncValueIsPositive(XSyncValue v)
+{
+ return _XSyncValueIsPositive(v);
+}
+
+unsigned int
+XSyncValueLow32(XSyncValue v)
+{
+ return _XSyncValueLow32(v);
+}
+
+int
+XSyncValueHigh32(XSyncValue v)
+{
+ return _XSyncValueHigh32(v);
+}
+
+void
+XSyncValueAdd(XSyncValue *presult, XSyncValue a, XSyncValue b, Bool *poverflow)
+{
+ _XSyncValueAdd(presult, a, b, poverflow);
+}
+
+void
+XSyncValueSubtract(
+ XSyncValue *presult,
+ XSyncValue a, XSyncValue b,
+ Bool *poverflow)
+{
+ _XSyncValueSubtract(presult, a, b, poverflow);
+}
+
+void
+XSyncMaxValue(XSyncValue *pv)
+{
+ _XSyncMaxValue(pv);
+}
+
+void
+XSyncMinValue(XSyncValue *pv)
+{
+ _XSyncMinValue(pv);
+}