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authorKaleb Keithley <kaleb@freedesktop.org>2003-11-14 15:54:54 +0000
committerKaleb Keithley <kaleb@freedesktop.org>2003-11-14 15:54:54 +0000
commitded6147bfb5d75ff1e67c858040a628b61bc17d1 (patch)
tree82355105e93cdac89ef7d987424351c77545faf0 /Xi/sendexev.c
parentcb6ef07bf01e72d1a6e6e83ceb7f76d6534da941 (diff)
R6.6 is the Xorg base-lineXORG-MAIN
Diffstat (limited to 'Xi/sendexev.c')
-rw-r--r--Xi/sendexev.c173
1 files changed, 173 insertions, 0 deletions
diff --git a/Xi/sendexev.c b/Xi/sendexev.c
new file mode 100644
index 000000000..36a1ad326
--- /dev/null
+++ b/Xi/sendexev.c
@@ -0,0 +1,173 @@
+/* $Xorg: sendexev.c,v 1.4 2001/02/09 02:04:34 xorgcvs Exp $ */
+
+/************************************************************
+
+Copyright 1989, 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 1989 by Hewlett-Packard Company, Palo Alto, California.
+
+ 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 name of Hewlett-Packard not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+HEWLETT-PACKARD 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.
+
+********************************************************/
+
+/***********************************************************************
+ *
+ * Request to send an extension event.
+ *
+ */
+
+#define EXTENSION_EVENT_BASE 64
+#define NEED_EVENTS
+#define NEED_REPLIES
+#include "X.h" /* for inputstr.h */
+#include "Xproto.h" /* Request macro */
+#include "inputstr.h" /* DeviceIntPtr */
+#include "windowstr.h" /* Window */
+#include "XI.h"
+#include "XIproto.h"
+
+extern int IReqCode;
+extern int BadDevice;
+extern void (* ReplySwapVector[256]) ();
+extern void (* EventSwapVector[128]) ();
+DeviceIntPtr LookupDeviceIntRec();
+
+/***********************************************************************
+ *
+ * Handle requests from clients with a different byte order than us.
+ *
+ */
+
+int
+SProcXSendExtensionEvent(client)
+ register ClientPtr client;
+ {
+ register char n;
+ register long *p;
+ register int i;
+ xEvent eventT;
+ xEvent *eventP;
+ void (*proc)(), NotImplemented();
+
+ REQUEST(xSendExtensionEventReq);
+ swaps(&stuff->length, n);
+ REQUEST_AT_LEAST_SIZE(xSendExtensionEventReq);
+ swapl(&stuff->destination, n);
+ swaps(&stuff->count, n);
+ eventP = (xEvent *) &stuff[1];
+ for (i=0; i<stuff->num_events; i++,eventP++)
+ {
+ proc = EventSwapVector[eventP->u.u.type & 0177];
+ if (proc == NotImplemented) /* no swapping proc; invalid event type? */
+ return (BadValue);
+ (*proc)(eventP, &eventT);
+ *eventP = eventT;
+ }
+
+ p = (long *) (((xEvent *) &stuff[1]) + stuff->num_events);
+ for (i=0; i<stuff->count; i++)
+ {
+ swapl(p, n);
+ p++;
+ }
+ return(ProcXSendExtensionEvent(client));
+ }
+
+/***********************************************************************
+ *
+ * Send an event to some client, as if it had come from an extension input
+ * device.
+ *
+ */
+
+ProcXSendExtensionEvent (client)
+ register ClientPtr client;
+ {
+ int ret;
+ extern int lastEvent; /* Defined in extension.c */
+ DeviceIntPtr dev;
+ xEvent *first;
+ XEventClass *list;
+ struct tmask tmp[EMASKSIZE];
+
+ REQUEST(xSendExtensionEventReq);
+ REQUEST_AT_LEAST_SIZE(xSendExtensionEventReq);
+
+ if (stuff->length !=(sizeof(xSendExtensionEventReq)>>2) + stuff->count +
+ (stuff->num_events * (sizeof (xEvent) >> 2)))
+ {
+ SendErrorToClient (client, IReqCode, X_SendExtensionEvent, 0,
+ BadLength);
+ return Success;
+ }
+
+ dev = LookupDeviceIntRec (stuff->deviceid);
+ if (dev == NULL)
+ {
+ SendErrorToClient(client, IReqCode, X_SendExtensionEvent, 0,
+ BadDevice);
+ return Success;
+ }
+
+ /* The client's event type must be one defined by an extension. */
+
+ first = ((xEvent *) &stuff[1]);
+ if ( ! ((EXTENSION_EVENT_BASE <= first->u.u.type) &&
+ (first->u.u.type < lastEvent)) )
+ {
+ client->errorValue = first->u.u.type;
+ SendErrorToClient(client, IReqCode, X_SendExtensionEvent, 0,
+ BadValue);
+ return Success;
+ }
+
+ list = (XEventClass *) (first + stuff->num_events);
+ if ((ret = CreateMaskFromList (client, list, stuff->count, tmp, dev,
+ X_SendExtensionEvent)) != Success)
+ return Success;
+
+ ret = (SendEvent (client, dev, stuff->destination,
+ stuff->propagate, &stuff[1], tmp[stuff->deviceid].mask,
+ stuff->num_events));
+
+ if (ret != Success)
+ SendErrorToClient(client, IReqCode, X_SendExtensionEvent, 0, ret);
+
+ return Success;
+ }