aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/Xi/setdval.c
diff options
context:
space:
mode:
Diffstat (limited to 'xorg-server/Xi/setdval.c')
-rw-r--r--xorg-server/Xi/setdval.c148
1 files changed, 148 insertions, 0 deletions
diff --git a/xorg-server/Xi/setdval.c b/xorg-server/Xi/setdval.c
new file mode 100644
index 000000000..b1e22fc21
--- /dev/null
+++ b/xorg-server/Xi/setdval.c
@@ -0,0 +1,148 @@
+/************************************************************
+
+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 change the mode of an extension input device.
+ *
+ */
+
+#define NEED_EVENTS
+#define NEED_REPLIES
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "inputstr.h" /* DeviceIntPtr */
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include "XIstubs.h"
+#include "exglobals.h"
+
+#include "setdval.h"
+
+/***********************************************************************
+ *
+ * Handle a request from a client with a different byte order.
+ *
+ */
+
+int
+SProcXSetDeviceValuators(ClientPtr client)
+{
+ char n;
+
+ REQUEST(xSetDeviceValuatorsReq);
+ swaps(&stuff->length, n);
+ return (ProcXSetDeviceValuators(client));
+}
+
+/***********************************************************************
+ *
+ * This procedure sets the value of valuators on an extension input device.
+ *
+ */
+
+int
+ProcXSetDeviceValuators(ClientPtr client)
+{
+ DeviceIntPtr dev;
+ xSetDeviceValuatorsReply rep;
+ int rc;
+
+ REQUEST(xSetDeviceValuatorsReq);
+ REQUEST_AT_LEAST_SIZE(xSetDeviceValuatorsReq);
+
+ rep.repType = X_Reply;
+ rep.RepType = X_SetDeviceValuators;
+ rep.length = 0;
+ rep.status = Success;
+ rep.sequenceNumber = client->sequence;
+
+ if (stuff->length != (sizeof(xSetDeviceValuatorsReq) >> 2) +
+ stuff->num_valuators)
+ return BadLength;
+
+ rc = dixLookupDevice(&dev, stuff->deviceid, client, DixSetAttrAccess);
+ if (rc != Success)
+ return rc;
+ if (dev->valuator == NULL)
+ return BadMatch;
+
+ if (stuff->first_valuator + stuff->num_valuators > dev->valuator->numAxes)
+ return BadValue;
+
+ if ((dev->grab) && !SameClient(dev->grab, client))
+ rep.status = AlreadyGrabbed;
+ else
+ rep.status = SetDeviceValuators(client, dev, (int *)&stuff[1],
+ stuff->first_valuator,
+ stuff->num_valuators);
+
+ if (rep.status != Success && rep.status != AlreadyGrabbed)
+ return rep.status;
+
+ WriteReplyToClient(client, sizeof(xSetDeviceValuatorsReply), &rep);
+ return Success;
+}
+
+/***********************************************************************
+ *
+ * This procedure writes the reply for the XSetDeviceValuators function,
+ * if the client and server have a different byte ordering.
+ *
+ */
+
+void
+SRepXSetDeviceValuators(ClientPtr client, int size,
+ xSetDeviceValuatorsReply * rep)
+{
+ char n;
+
+ swaps(&rep->sequenceNumber, n);
+ swapl(&rep->length, n);
+ WriteToClient(client, size, (char *)rep);
+}