Xi: add support for XIAllowEvents.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

4 files changed, 139 insertions, 2 deletions

diff --git a/Xi/Makefile.am b/Xi/Makefile.am
index 32510f28f..1fa7b9aeb 100644
--- a/Xi/Makefile.am
+++ b/Xi/Makefile.am
@@ -92,6 +92,8 @@ libXi_la_SOURCES =	\
 	ungrdevk.h \
 	warpdevp.c \
 	warpdevp.h \
+	xiallowev.c \
+	xiallowev.h \
 	xigrabdev.c \
 	xigrabdev.h \
 	xiproperty.c \
diff --git a/Xi/extinit.c b/Xi/extinit.c
index 9d3b5e613..9628dffb8 100644
--- a/Xi/extinit.c
+++ b/Xi/extinit.c
@@ -119,6 +119,7 @@ SOFTWARE.
 #include "ungrdevb.h"
 #include "ungrdevk.h"
 #include "warpdevp.h"
+#include "xiallowev.h"
 #include "xiselectev.h"
 #include "xigrabdev.h"
 #include "xisetdevfocus.h"
@@ -245,7 +246,8 @@ static int (*ProcIVector[])(ClientPtr) = {
         ProcXISetDeviceFocus,                   /* 49 */
         ProcXIGetDeviceFocus,                   /* 50 */
         ProcXIGrabDevice,                       /* 51 */
-        ProcXIUngrabDevice                      /* 52 */
+        ProcXIUngrabDevice,                     /* 52 */
+        ProcXIAllowEvents                       /* 53 */
 };
 
 /* For swapped clients */
@@ -302,7 +304,8 @@ static int (*SProcIVector[])(ClientPtr) = {
         SProcXISetDeviceFocus,                   /* 49 */
         SProcXIGetDeviceFocus,                   /* 50 */
         SProcXIGrabDevice,                       /* 51 */
-        SProcXIUngrabDevice                      /* 52 */
+        SProcXIUngrabDevice,                     /* 52 */
+        SProcXIAllowEvents                       /* 53 */
 };
 
 /*****************************************************************
diff --git a/Xi/xiallowev.c b/Xi/xiallowev.c
new file mode 100644
index 000000000..571255759
--- /dev/null
+++ b/Xi/xiallowev.c
@@ -0,0 +1,100 @@
+/*
+ * Copyright © 2009 Red Hat, Inc.
+ *
+ * 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 (including the next
+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ * Author: Peter Hutterer
+ */
+
+/***********************************************************************
+ *
+ * Request to allow some device events.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "inputstr.h"	/* DeviceIntPtr      */
+#include "windowstr.h"	/* window structure  */
+#include <X11/extensions/XI2.h>
+#include <X11/extensions/XI2proto.h>
+
+#include "exglobals.h" /* BadDevice */
+#include "xiallowev.h"
+
+int
+SProcXIAllowEvents(ClientPtr client)
+{
+    char n;
+
+    REQUEST(xXIAllowEventsReq);
+
+    swaps(&stuff->length, n);
+    swaps(&stuff->deviceid, n);
+    swapl(&stuff->time, n);
+
+    return ProcXIAllowEvents(client);
+}
+
+int
+ProcXIAllowEvents(ClientPtr client)
+{
+    TimeStamp time;
+    DeviceIntPtr dev;
+    int ret = Success;
+
+    REQUEST(xXIAllowEventsReq);
+    REQUEST_SIZE_MATCH(xXIAllowEventsReq);
+
+    ret = dixLookupDevice(&dev, stuff->deviceid, client, DixSetFocusAccess);
+    if (ret != Success)
+	return ret;
+
+    time = ClientTimeToServerTime(stuff->time);
+
+    switch (stuff->mode) {
+    case ReplayThisDevice:
+	AllowSome(client, time, dev, NOT_GRABBED);
+	break;
+    case SyncThisDevice:
+	AllowSome(client, time, dev, FREEZE_NEXT_EVENT);
+	break;
+    case AsyncThisDevice:
+	AllowSome(client, time, dev, THAWED);
+	break;
+    case AsyncOtherDevices:
+	AllowSome(client, time, dev, THAW_OTHERS);
+	break;
+    case SyncAll:
+	AllowSome(client, time, dev, FREEZE_BOTH_NEXT_EVENT);
+	break;
+    case AsyncAll:
+	AllowSome(client, time, dev, THAWED_BOTH);
+	break;
+    default:
+	client->errorValue = stuff->mode;
+	ret = BadValue;
+    }
+
+    return ret;
+}
+
diff --git a/Xi/xiallowev.h b/Xi/xiallowev.h
new file mode 100644
index 000000000..97a0f251e
--- /dev/null
+++ b/Xi/xiallowev.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright © 2009 Red Hat, Inc.
+ *
+ * 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 (including the next
+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ * Author: Peter Hutterer
+ */
+
+#ifndef XIALLOWEV_H
+#define XIALLOWEV_H
+
+int ProcXIAllowEvents(ClientPtr client);
+int SProcXIAllowEvents(ClientPtr client);
+
+#endif