diff options
Diffstat (limited to 'xorg-server/Xi/chgdctl.c')
-rw-r--r-- | xorg-server/Xi/chgdctl.c | 476 |
1 files changed, 238 insertions, 238 deletions
diff --git a/xorg-server/Xi/chgdctl.c b/xorg-server/Xi/chgdctl.c index b5580803b..4c4aebac6 100644 --- a/xorg-server/Xi/chgdctl.c +++ b/xorg-server/Xi/chgdctl.c @@ -1,238 +1,238 @@ -/************************************************************
-
-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.
-
-********************************************************/
-
-/********************************************************************
- *
- * Change Device control attributes for an extension device.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "inputstr.h" /* DeviceIntPtr */
-#include <X11/extensions/XI.h>
-#include <X11/extensions/XIproto.h> /* control constants */
-#include "XIstubs.h"
-
-#include "exglobals.h"
-#include "exevents.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(ClientPtr client)
-{
- char n;
- xDeviceCtl *ctl;
-
- REQUEST(xChangeDeviceControlReq);
- swaps(&stuff->length, n);
- REQUEST_AT_LEAST_SIZE(xChangeDeviceControlReq);
- swaps(&stuff->control, n);
- ctl = (xDeviceCtl*)&stuff[1];
- swaps(&ctl->control, n);
- swaps(&ctl->length, n);
- switch(stuff->control) {
- case DEVICE_ABS_CALIB:
- case DEVICE_ABS_AREA:
- case DEVICE_CORE:
- case DEVICE_ENABLE:
- case DEVICE_RESOLUTION:
- /* hmm. beer. *drool* */
- break;
-
- }
- return (ProcXChangeDeviceControl(client));
-}
-
-/***********************************************************************
- *
- * Change the control attributes.
- *
- */
-
-int
-ProcXChangeDeviceControl(ClientPtr client)
-{
- unsigned len;
- int i, status, ret = BadValue;
- DeviceIntPtr dev;
- xDeviceResolutionCtl *r;
- xChangeDeviceControlReply rep;
- AxisInfoPtr a;
- CARD32 *resolution;
- xDeviceEnableCtl *e;
- devicePresenceNotify dpn;
-
- REQUEST(xChangeDeviceControlReq);
- REQUEST_AT_LEAST_SIZE(xChangeDeviceControlReq);
-
- len = stuff->length - bytes_to_int32(sizeof(xChangeDeviceControlReq));
- ret = dixLookupDevice(&dev, stuff->deviceid, client, DixManageAccess);
- if (ret != Success)
- goto out;
-
- 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 < bytes_to_int32(sizeof(xDeviceResolutionCtl))) ||
- (len != bytes_to_int32(sizeof(xDeviceResolutionCtl)) + r->num_valuators)) {
- ret = BadLength;
- goto out;
- }
- if (!dev->valuator) {
- ret = BadMatch;
- goto out;
- }
- if ((dev->deviceGrab.grab) && !SameClient(dev->deviceGrab.grab, client)) {
- rep.status = AlreadyGrabbed;
- ret = Success;
- goto out;
- }
- resolution = (CARD32 *) (r + 1);
- if (r->first_valuator + r->num_valuators > dev->valuator->numAxes) {
- ret = BadValue;
- goto out;
- }
- 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)
- return BadValue;
- for (i = 0; i < r->num_valuators; i++)
- (a++)->resolution = *resolution++;
-
- ret = Success;
- } else if (status == DeviceBusy) {
- rep.status = DeviceBusy;
- ret = Success;
- } else {
- ret = BadMatch;
- }
- break;
- case DEVICE_ABS_CALIB:
- case DEVICE_ABS_AREA:
- /* Calibration is now done through properties, and never had any effect
- * on anything (in the open-source world). Thus, be honest. */
- ret = BadMatch;
- break;
- case DEVICE_CORE:
- /* Sorry, no device core switching no more. If you want a device to
- * send core events, attach it to a master device */
- ret = BadMatch;
- break;
- case DEVICE_ENABLE:
- e = (xDeviceEnableCtl *)&stuff[1];
-
- status = ChangeDeviceControl(client, dev, (xDeviceCtl *) e);
-
- if (status == Success) {
- if (e->enable)
- EnableDevice(dev, TRUE);
- else
- DisableDevice(dev, TRUE);
- ret = Success;
- } else if (status == DeviceBusy) {
- rep.status = DeviceBusy;
- ret = Success;
- } else {
- ret = BadMatch;
- }
-
- break;
- default:
- ret = BadValue;
- }
-
-out:
- if (ret == Success) {
- dpn.type = DevicePresenceNotify;
- dpn.time = currentTime.milliseconds;
- dpn.devchange = DeviceControlChanged;
- dpn.deviceid = dev->id;
- dpn.control = stuff->control;
- SendEventToAllWindows(dev, DevicePresenceNotifyMask,
- (xEvent *) &dpn, 1);
-
- WriteReplyToClient(client, sizeof(xChangeDeviceControlReply), &rep);
- }
-
- return ret;
-}
-
-/***********************************************************************
- *
- * This procedure writes the reply for the xChangeDeviceControl function,
- * if the client and server have a different byte ordering.
- *
- */
-
-void
-SRepXChangeDeviceControl(ClientPtr client, int size,
- xChangeDeviceControlReply * rep)
-{
- char n;
-
- swaps(&rep->sequenceNumber, n);
- swapl(&rep->length, n);
- WriteToClient(client, size, (char *)rep);
-}
+/************************************************************ + +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. + +********************************************************/ + +/******************************************************************** + * + * Change Device control attributes for an extension device. + * + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "inputstr.h" /* DeviceIntPtr */ +#include <X11/extensions/XI.h> +#include <X11/extensions/XIproto.h> /* control constants */ +#include "XIstubs.h" + +#include "exglobals.h" +#include "exevents.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(ClientPtr client) +{ + char n; + xDeviceCtl *ctl; + + REQUEST(xChangeDeviceControlReq); + swaps(&stuff->length, n); + REQUEST_AT_LEAST_SIZE(xChangeDeviceControlReq); + swaps(&stuff->control, n); + ctl = (xDeviceCtl*)&stuff[1]; + swaps(&ctl->control, n); + swaps(&ctl->length, n); + switch(stuff->control) { + case DEVICE_ABS_CALIB: + case DEVICE_ABS_AREA: + case DEVICE_CORE: + case DEVICE_ENABLE: + case DEVICE_RESOLUTION: + /* hmm. beer. *drool* */ + break; + + } + return (ProcXChangeDeviceControl(client)); +} + +/*********************************************************************** + * + * Change the control attributes. + * + */ + +int +ProcXChangeDeviceControl(ClientPtr client) +{ + unsigned len; + int i, status, ret = BadValue; + DeviceIntPtr dev; + xDeviceResolutionCtl *r; + xChangeDeviceControlReply rep; + AxisInfoPtr a; + CARD32 *resolution; + xDeviceEnableCtl *e; + devicePresenceNotify dpn; + + REQUEST(xChangeDeviceControlReq); + REQUEST_AT_LEAST_SIZE(xChangeDeviceControlReq); + + len = stuff->length - bytes_to_int32(sizeof(xChangeDeviceControlReq)); + ret = dixLookupDevice(&dev, stuff->deviceid, client, DixManageAccess); + if (ret != Success) + goto out; + + 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 < bytes_to_int32(sizeof(xDeviceResolutionCtl))) || + (len != bytes_to_int32(sizeof(xDeviceResolutionCtl)) + r->num_valuators)) { + ret = BadLength; + goto out; + } + if (!dev->valuator) { + ret = BadMatch; + goto out; + } + if ((dev->deviceGrab.grab) && !SameClient(dev->deviceGrab.grab, client)) { + rep.status = AlreadyGrabbed; + ret = Success; + goto out; + } + resolution = (CARD32 *) (r + 1); + if (r->first_valuator + r->num_valuators > dev->valuator->numAxes) { + ret = BadValue; + goto out; + } + 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) + return BadValue; + for (i = 0; i < r->num_valuators; i++) + (a++)->resolution = *resolution++; + + ret = Success; + } else if (status == DeviceBusy) { + rep.status = DeviceBusy; + ret = Success; + } else { + ret = BadMatch; + } + break; + case DEVICE_ABS_CALIB: + case DEVICE_ABS_AREA: + /* Calibration is now done through properties, and never had any effect + * on anything (in the open-source world). Thus, be honest. */ + ret = BadMatch; + break; + case DEVICE_CORE: + /* Sorry, no device core switching no more. If you want a device to + * send core events, attach it to a master device */ + ret = BadMatch; + break; + case DEVICE_ENABLE: + e = (xDeviceEnableCtl *)&stuff[1]; + + status = ChangeDeviceControl(client, dev, (xDeviceCtl *) e); + + if (status == Success) { + if (e->enable) + EnableDevice(dev, TRUE); + else + DisableDevice(dev, TRUE); + ret = Success; + } else if (status == DeviceBusy) { + rep.status = DeviceBusy; + ret = Success; + } else { + ret = BadMatch; + } + + break; + default: + ret = BadValue; + } + +out: + if (ret == Success) { + dpn.type = DevicePresenceNotify; + dpn.time = currentTime.milliseconds; + dpn.devchange = DeviceControlChanged; + dpn.deviceid = dev->id; + dpn.control = stuff->control; + SendEventToAllWindows(dev, DevicePresenceNotifyMask, + (xEvent *) &dpn, 1); + + WriteReplyToClient(client, sizeof(xChangeDeviceControlReply), &rep); + } + + return ret; +} + +/*********************************************************************** + * + * This procedure writes the reply for the xChangeDeviceControl function, + * if the client and server have a different byte ordering. + * + */ + +void +SRepXChangeDeviceControl(ClientPtr client, int size, + xChangeDeviceControlReply * rep) +{ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + WriteToClient(client, size, (char *)rep); +} |