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authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
commitf4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch)
tree2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/programs/Xserver/Xi/chgdctl.c
parenta840692edc9c6d19cd7c057f68e39c7d95eb767d (diff)
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Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository
Diffstat (limited to 'nx-X11/programs/Xserver/Xi/chgdctl.c')
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diff --git a/nx-X11/programs/Xserver/Xi/chgdctl.c b/nx-X11/programs/Xserver/Xi/chgdctl.c
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+/* $Xorg: chgdctl.c,v 1.4 2001/02/09 02:04:33 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.
+
+********************************************************/
+/* $XFree86: xc/programs/Xserver/Xi/chgdctl.c,v 3.3 2001/01/17 22:13:23 dawes Exp $ */
+
+/********************************************************************
+ *
+ * Change Device control attributes for an extension device.
+ *
+ */
+
+#define NEED_EVENTS /* for inputstr.h */
+#define NEED_REPLIES
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h> /* for inputstr.h */
+#include <X11/Xproto.h> /* Request macro */
+#include "inputstr.h" /* DeviceIntPtr */
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h> /* control constants */
+#include "XIstubs.h"
+
+#include "extnsionst.h"
+#include "extinit.h" /* LookupDeviceIntRec */
+#include "exglobals.h"
+
+#include "chgdctl.h"
+
+/***********************************************************************
+ *
+ * This procedure changes the control attributes for an extension device,
+ * for clients on machines with a different byte ordering than the server.
+ *
+ */
+
+int
+SProcXChangeDeviceControl(client)
+ register ClientPtr client;
+ {
+ register char n;
+
+ REQUEST(xChangeDeviceControlReq);
+ swaps(&stuff->length, n);
+ REQUEST_AT_LEAST_SIZE(xChangeDeviceControlReq);
+ swaps(&stuff->control, n);
+ return(ProcXChangeDeviceControl(client));
+ }
+
+/***********************************************************************
+ *
+ * Change the control attributes.
+ *
+ */
+
+int
+ProcXChangeDeviceControl(client)
+ ClientPtr client;
+ {
+ unsigned len;
+ int i, status;
+ DeviceIntPtr dev;
+ xDeviceResolutionCtl *r;
+ xChangeDeviceControlReply rep;
+ AxisInfoPtr a;
+ CARD32 *resolution;
+
+ REQUEST(xChangeDeviceControlReq);
+ REQUEST_AT_LEAST_SIZE(xChangeDeviceControlReq);
+
+ len = stuff->length - (sizeof(xChangeDeviceControlReq) >>2);
+ dev = LookupDeviceIntRec (stuff->deviceid);
+ if (dev == NULL)
+ {
+ SendErrorToClient (client, IReqCode, X_ChangeDeviceControl, 0,
+ BadDevice);
+ return Success;
+ }
+
+ rep.repType = X_Reply;
+ rep.RepType = X_ChangeDeviceControl;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ switch (stuff->control)
+ {
+ case DEVICE_RESOLUTION:
+ r = (xDeviceResolutionCtl *) &stuff[1];
+ if ((len < (sizeof(xDeviceResolutionCtl)>>2)) ||
+ (len != (sizeof(xDeviceResolutionCtl)>>2) +
+ r->num_valuators))
+ {
+ SendErrorToClient (client, IReqCode, X_ChangeDeviceControl,
+ 0, BadLength);
+ return Success;
+ }
+ if (!dev->valuator)
+ {
+ SendErrorToClient (client, IReqCode, X_ChangeDeviceControl, 0,
+ BadMatch);
+ return Success;
+ }
+ if ((dev->grab) && !SameClient(dev->grab, client))
+ {
+ rep.status = AlreadyGrabbed;
+ WriteReplyToClient(client, sizeof(xChangeDeviceControlReply),
+ &rep);
+ return Success;
+ }
+ resolution = (CARD32 *) (r + 1);
+ if (r->first_valuator + r->num_valuators > dev->valuator->numAxes)
+ {
+ SendErrorToClient (client, IReqCode, X_ChangeDeviceControl, 0,
+ BadValue);
+ return Success;
+ }
+ status = ChangeDeviceControl(client, dev, (xDeviceCtl*) r);
+ if (status == Success)
+ {
+ a = &dev->valuator->axes[r->first_valuator];
+ for (i=0; i<r->num_valuators; i++)
+ if (*(resolution+i) < (a+i)->min_resolution ||
+ *(resolution+i) > (a+i)->max_resolution)
+ {
+ SendErrorToClient (client, IReqCode,
+ X_ChangeDeviceControl, 0, BadValue);
+ return Success;
+ }
+ for (i=0; i<r->num_valuators; i++)
+ (a++)->resolution = *resolution++;
+ }
+ else if (status == DeviceBusy)
+ {
+ rep.status = DeviceBusy;
+ WriteReplyToClient(client, sizeof(xChangeDeviceControlReply),
+ &rep);
+ return Success;
+ }
+ else
+ {
+ SendErrorToClient (client, IReqCode, X_ChangeDeviceControl, 0,
+ BadMatch);
+ return Success;
+ }
+ break;
+ default:
+ SendErrorToClient (client, IReqCode, X_ChangeDeviceControl, 0,
+ BadValue);
+ return Success;
+ }
+ WriteReplyToClient(client, sizeof(xChangeDeviceControlReply), &rep);
+ return Success;
+ }
+
+/***********************************************************************
+ *
+ * This procedure writes the reply for the xChangeDeviceControl function,
+ * if the client and server have a different byte ordering.
+ *
+ */
+
+void
+SRepXChangeDeviceControl (client, size, rep)
+ ClientPtr client;
+ int size;
+ xChangeDeviceControlReply *rep;
+ {
+ register char n;
+
+ swaps(&rep->sequenceNumber, n);
+ swapl(&rep->length, n);
+ WriteToClient(client, size, (char *)rep);
+ }
+