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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/Xext/sleepuntil.c
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Checked in the following released items:
xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/Xext/sleepuntil.c')
-rw-r--r--xorg-server/Xext/sleepuntil.c237
1 files changed, 237 insertions, 0 deletions
diff --git a/xorg-server/Xext/sleepuntil.c b/xorg-server/Xext/sleepuntil.c
new file mode 100644
index 000000000..f8cedbe6e
--- /dev/null
+++ b/xorg-server/Xext/sleepuntil.c
@@ -0,0 +1,237 @@
+/*
+ *
+Copyright 1992, 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.
+ *
+ * Author: Keith Packard, MIT X Consortium
+ */
+
+/* dixsleep.c - implement millisecond timeouts for X clients */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "sleepuntil.h"
+#include <X11/X.h>
+#include <X11/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)(
+ ClientPtr /* client */,
+ pointer /* closure */
+ );
+
+ pointer closure;
+} SertafiedRec, *SertafiedPtr;
+
+static SertafiedPtr pPending;
+static RESTYPE SertafiedResType;
+static Bool BlockHandlerRegistered;
+static int SertafiedGeneration;
+
+static void ClientAwaken(
+ ClientPtr /* client */,
+ pointer /* closure */
+);
+static int SertafiedDelete(
+ pointer /* value */,
+ XID /* id */
+);
+static void SertafiedBlockHandler(
+ pointer /* data */,
+ OSTimePtr /* wt */,
+ pointer /* LastSelectMask */
+);
+static void SertafiedWakeupHandler(
+ pointer /* data */,
+ int /* i */,
+ pointer /* LastSelectMask */
+);
+
+_X_EXPORT int
+ClientSleepUntil (client, revive, notifyFunc, closure)
+ ClientPtr client;
+ TimeStamp *revive;
+ void (*notifyFunc)(
+ ClientPtr /* client */,
+ pointer /* closure */);
+ 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 delay;
+ 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;
+ delay = pReq->revive.milliseconds - now.milliseconds;
+ AdjustWaitForDelay (wt, delay);
+}
+
+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;
+ }
+}