+++ /dev/null
-/*
- * $XConsortium: sleepuntil.c,v 1.5 94/04/17 20:32:57 dpw Exp $
- * $XFree86: xc/programs/Xserver/Xext/sleepuntil.c,v 3.0 1996/05/06 05:55:34 dawes Exp $
- *
-Copyright (c) 1992 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.
- *
- * Author: Keith Packard, MIT X Consortium
- */
-
-/* dixsleep.c - implement millisecond timeouts for X clients */
-
-#include "X.h"
-#include "Xmd.h"
-#include "misc.h"
-#include "windowstr.h"
-#include "dixstruct.h"
-#include "pixmapstr.h"
-#include "scrnintstr.h"
-
-typedef struct _Sertafied {
- struct _Sertafied *next;
- TimeStamp revive;
- ClientPtr pClient;
- XID id;
- void (*notifyFunc)(
-#if NeedNestedPrototypes
- ClientPtr /* client */,
- pointer /* closure */
-#endif
- );
-
- pointer closure;
-} SertafiedRec, *SertafiedPtr;
-
-static SertafiedPtr pPending;
-static RESTYPE SertafiedResType;
-static Bool BlockHandlerRegistered;
-static int SertafiedGeneration;
-
-static void ClientAwaken(
-#if NeedFunctionPrototypes
- ClientPtr /* client */,
- pointer /* closure */
-#endif
-);
-static int SertafiedDelete(
-#if NeedFunctionPrototypes
- pointer /* value */,
- XID /* id */
-#endif
-);
-static void SertafiedBlockHandler(
-#if NeedFunctionPrototypes
- pointer /* data */,
- OSTimePtr /* wt */,
- pointer /* LastSelectMask */
-#endif
-);
-static void SertafiedWakeupHandler(
-#if NeedFunctionPrototypes
- pointer /* data */,
- int /* i */,
- pointer /* LastSelectMask */
-#endif
-);
-
-int
-ClientSleepUntil (client, revive, notifyFunc, closure)
- ClientPtr client;
- TimeStamp *revive;
- void (*notifyFunc)();
- pointer closure;
-{
- SertafiedPtr pRequest, pReq, pPrev;
-
- if (SertafiedGeneration != serverGeneration)
- {
- SertafiedResType = CreateNewResourceType (SertafiedDelete);
- if (!SertafiedResType)
- return FALSE;
- SertafiedGeneration = serverGeneration;
- BlockHandlerRegistered = FALSE;
- }
- pRequest = (SertafiedPtr) xalloc (sizeof (SertafiedRec));
- if (!pRequest)
- return FALSE;
- pRequest->pClient = client;
- pRequest->revive = *revive;
- pRequest->id = FakeClientID (client->index);
- pRequest->closure = closure;
- if (!BlockHandlerRegistered)
- {
- if (!RegisterBlockAndWakeupHandlers (SertafiedBlockHandler,
- SertafiedWakeupHandler,
- (pointer) 0))
- {
- xfree (pRequest);
- return FALSE;
- }
- BlockHandlerRegistered = TRUE;
- }
- pRequest->notifyFunc = 0;
- if (!AddResource (pRequest->id, SertafiedResType, (pointer) pRequest))
- return FALSE;
- if (!notifyFunc)
- notifyFunc = ClientAwaken;
- pRequest->notifyFunc = notifyFunc;
- /* Insert into time-ordered queue, with earliest activation time coming first. */
- pPrev = 0;
- for (pReq = pPending; pReq; pReq = pReq->next)
- {
- if (CompareTimeStamps (pReq->revive, *revive) == LATER)
- break;
- pPrev = pReq;
- }
- if (pPrev)
- pPrev->next = pRequest;
- else
- pPending = pRequest;
- pRequest->next = pReq;
- IgnoreClient (client);
- return TRUE;
-}
-
-static void
-ClientAwaken (client, closure)
- ClientPtr client;
- pointer closure;
-{
- if (!client->clientGone)
- AttendClient (client);
-}
-
-
-static int
-SertafiedDelete (value, id)
- pointer value;
- XID id;
-{
- SertafiedPtr pRequest = (SertafiedPtr)value;
- SertafiedPtr pReq, pPrev;
-
- pPrev = 0;
- for (pReq = pPending; pReq; pPrev = pReq, pReq = pReq->next)
- if (pReq == pRequest)
- {
- if (pPrev)
- pPrev->next = pReq->next;
- else
- pPending = pReq->next;
- break;
- }
- if (pRequest->notifyFunc)
- (*pRequest->notifyFunc) (pRequest->pClient, pRequest->closure);
- xfree (pRequest);
- return TRUE;
-}
-
-static void
-SertafiedBlockHandler (data, wt, LastSelectMask)
- pointer data; /* unused */
- OSTimePtr wt; /* wait time */
- pointer LastSelectMask;
-{
- SertafiedPtr pReq, pNext;
- unsigned long newdelay, olddelay;
- TimeStamp now;
-
- if (!pPending)
- return;
- now.milliseconds = GetTimeInMillis ();
- now.months = currentTime.months;
- if ((int) (now.milliseconds - currentTime.milliseconds) < 0)
- now.months++;
- for (pReq = pPending; pReq; pReq = pNext)
- {
- pNext = pReq->next;
- if (CompareTimeStamps (pReq->revive, now) == LATER)
- break;
- FreeResource (pReq->id, RT_NONE);
-
- /* AttendClient() may have been called via the resource delete
- * function so a client may have input to be processed and so
- * set delay to 0 to prevent blocking in WaitForSomething().
- */
- AdjustWaitForDelay (wt, 0);
- }
- pReq = pPending;
- if (!pReq)
- return;
- newdelay = pReq->revive.milliseconds - now.milliseconds;
- AdjustWaitForDelay (wt, newdelay);
-}
-
-static void
-SertafiedWakeupHandler (data, i, LastSelectMask)
- pointer data;
- int i;
- pointer LastSelectMask;
-{
- SertafiedPtr pReq, pNext;
- TimeStamp now;
-
- now.milliseconds = GetTimeInMillis ();
- now.months = currentTime.months;
- if ((int) (now.milliseconds - currentTime.milliseconds) < 0)
- now.months++;
- for (pReq = pPending; pReq; pReq = pNext)
- {
- pNext = pReq->next;
- if (CompareTimeStamps (pReq->revive, now) == LATER)
- break;
- FreeResource (pReq->id, RT_NONE);
- }
- if (!pPending)
- {
- RemoveBlockAndWakeupHandlers (SertafiedBlockHandler,
- SertafiedWakeupHandler,
- (pointer) 0);
- BlockHandlerRegistered = FALSE;
- }
-}
projects / rdpsrv / blobdiff