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- /* $XConsortium: xopendev.c,v 1.11 90/05/18 15:24:17 rws Exp $ */
-
- /************************************************************
- Copyright (c) 1989 by Hewlett-Packard Company, Palo Alto, California, and the
- Massachusetts Institute of Technology, Cambridge, Massachusetts.
-
- 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 names of Hewlett-Packard or MIT 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 open an extension input device.
- *
- */
-
- #define NEED_EVENTS
- #define NEED_REPLIES
- #include "X.h" /* for inputstr.h */
- #include "Xproto.h" /* Request macro */
- #include "XI.h"
- #include "XIproto.h"
- #include "inputstr.h" /* DeviceIntPtr */
- #include "windowstr.h" /* window structure */
-
- extern int IReqCode;
- extern int BadDevice;
- extern CARD8 event_base [];
- extern InputInfo inputInfo;
- extern void (* ReplySwapVector[256]) ();
- DeviceIntPtr LookupDeviceIntRec();
-
- /***********************************************************************
- *
- * This procedure swaps the request if the server and client have different
- * byte orderings.
- *
- */
-
- int
- SProcXOpenDevice(client)
- register ClientPtr client;
- {
- register char n;
-
- REQUEST(xOpenDeviceReq);
- swaps(&stuff->length, n);
- return(ProcXOpenDevice(client));
- }
-
- /***********************************************************************
- *
- * This procedure causes the server to open an input device.
- *
- */
-
- int
- ProcXOpenDevice(client)
- register ClientPtr client;
- {
- xInputClassInfo evbase [numInputClasses];
- Bool enableit = FALSE;
- int j=0;
- int status = Success;
- xOpenDeviceReply rep;
- DeviceIntPtr dev;
- void OpenInputDevice();
-
- REQUEST(xOpenDeviceReq);
- REQUEST_SIZE_MATCH(xOpenDeviceReq);
-
- if (stuff->deviceid == inputInfo.pointer->id ||
- stuff->deviceid == inputInfo.keyboard->id)
- {
- SendErrorToClient(client, IReqCode, X_OpenDevice, 0, BadDevice);
- return Success;
- }
-
- if ((dev = LookupDeviceIntRec(stuff->deviceid)) == NULL) /* not open */
- {
- for (dev=inputInfo.off_devices; dev; dev=dev->next)
- if (dev->id == stuff->deviceid)
- break;
- if (dev == NULL)
- {
- SendErrorToClient(client, IReqCode, X_OpenDevice, 0, BadDevice);
- return Success;
- }
- enableit = TRUE;
- }
-
- OpenInputDevice (dev, client, &status);
- if (status != Success)
- {
- SendErrorToClient(client, IReqCode, X_OpenDevice, 0, status);
- return Success;
- }
- if (enableit && dev->inited && dev->startup)
- (void)EnableDevice(dev);
-
- rep.repType = X_Reply;
- rep.RepType = X_OpenDevice;
- rep.sequenceNumber = client->sequence;
- if (dev->key != NULL)
- {
- evbase[j].class = KeyClass;
- evbase[j++].event_type_base = event_base[KeyClass];
- }
- if (dev->button != NULL)
- {
- evbase[j].class = ButtonClass;
- evbase[j++].event_type_base = event_base[ButtonClass];
- }
- if (dev->valuator != NULL)
- {
- evbase[j].class = ValuatorClass;
- evbase[j++].event_type_base = event_base[ValuatorClass];
- }
- if (dev->kbdfeed != NULL || dev->ptrfeed != NULL || dev->leds != NULL ||
- dev->intfeed != NULL || dev->bell != NULL || dev->stringfeed != NULL)
- {
- evbase[j].class = FeedbackClass;
- evbase[j++].event_type_base = event_base[FeedbackClass];
- }
- if (dev->focus != NULL)
- {
- evbase[j].class = FocusClass;
- evbase[j++].event_type_base = event_base[FocusClass];
- }
- if (dev->proximity != NULL)
- {
- evbase[j].class = ProximityClass;
- evbase[j++].event_type_base = event_base[ProximityClass];
- }
- evbase[j].class = OtherClass;
- evbase[j++].event_type_base = event_base[OtherClass];
- rep.length = (j * sizeof (xInputClassInfo) + 3) >> 2;
- rep.num_classes = j;
- WriteReplyToClient (client, sizeof (xOpenDeviceReply), &rep);
- WriteToClient(client, j * sizeof (xInputClassInfo), evbase);
- return (Success);
- }
-
- /***********************************************************************
- *
- * This procedure writes the reply for the XOpenDevice function,
- * if the client and server have a different byte ordering.
- *
- */
-
- SRepXOpenDevice (client, size, rep)
- ClientPtr client;
- int size;
- xOpenDeviceReply *rep;
- {
- register char n;
-
- swaps(&rep->sequenceNumber, n);
- swapl(&rep->length, n);
- WriteToClient(client, size, rep);
- }
-