diff options
Diffstat (limited to 'nx-X11/programs/Xserver/Xi/getdctl.c')
| -rw-r--r-- | nx-X11/programs/Xserver/Xi/getdctl.c | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/Xi/getdctl.c b/nx-X11/programs/Xserver/Xi/getdctl.c new file mode 100644 index 000000000..527273ac4 --- /dev/null +++ b/nx-X11/programs/Xserver/Xi/getdctl.c @@ -0,0 +1,230 @@ +/* $Xorg: getdctl.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. + +********************************************************/ +/* $XFree86: xc/programs/Xserver/Xi/getdctl.c,v 3.3 2001/01/17 22:13:24 dawes Exp $ */ + +/******************************************************************** + * + * Get 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> +#include "extnsionst.h" +#include "extinit.h" /* LookupDeviceIntRec */ +#include "exglobals.h" + +#include "getdctl.h" + +/*********************************************************************** + * + * This procedure gets the control attributes for an extension device, + * for clients on machines with a different byte ordering than the server. + * + */ + +int +SProcXGetDeviceControl(client) + register ClientPtr client; + { + register char n; + + REQUEST(xGetDeviceControlReq); + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xGetDeviceControlReq); + swaps(&stuff->control, n); + return(ProcXGetDeviceControl(client)); + } + +/*********************************************************************** + * + * Get the state of the specified device control. + * + */ + +int +ProcXGetDeviceControl(client) + ClientPtr client; + { + int total_length = 0; + char *buf, *savbuf; + register DeviceIntPtr dev; + xGetDeviceControlReply rep; + + REQUEST(xGetDeviceControlReq); + REQUEST_SIZE_MATCH(xGetDeviceControlReq); + + dev = LookupDeviceIntRec (stuff->deviceid); + if (dev == NULL) + { + SendErrorToClient (client, IReqCode, X_GetDeviceControl, 0, + BadDevice); + return Success; + } + + rep.repType = X_Reply; + rep.RepType = X_GetDeviceControl; + rep.length = 0; + rep.sequenceNumber = client->sequence; + + switch (stuff->control) + { + case DEVICE_RESOLUTION: + if (!dev->valuator) + { + SendErrorToClient (client, IReqCode, X_GetDeviceControl, 0, + BadMatch); + return Success; + } + total_length = sizeof (xDeviceResolutionState) + + (3 * sizeof(int) * dev->valuator->numAxes); + break; + default: + SendErrorToClient (client, IReqCode, X_GetDeviceControl, 0, + BadValue); + return Success; + } + + buf = (char *) xalloc (total_length); + if (!buf) + { + SendErrorToClient(client, IReqCode, X_GetDeviceControl, 0, + BadAlloc); + return Success; + } + savbuf=buf; + + switch (stuff->control) + { + case DEVICE_RESOLUTION: + CopySwapDeviceResolution(client, dev->valuator, buf, + total_length); + break; + default: + break; + } + + rep.length = (total_length+3) >> 2; + WriteReplyToClient(client, sizeof(xGetDeviceControlReply), &rep); + WriteToClient(client, total_length, savbuf); + xfree (savbuf); + return Success; + } + +/*********************************************************************** + * + * This procedure copies DeviceResolution data, swapping if necessary. + * + */ + +void +CopySwapDeviceResolution (client, v, buf, length) + ClientPtr client; + ValuatorClassPtr v; + char *buf; + int length; + { + register char n; + AxisInfoPtr a; + xDeviceResolutionState *r; + int i, *iptr; + + r = (xDeviceResolutionState *) buf; + r->control = DEVICE_RESOLUTION; + r->length = length; + r->num_valuators = v->numAxes; + buf += sizeof (xDeviceResolutionState); + iptr = (int *) buf; + for (i=0,a=v->axes; i<v->numAxes; i++,a++) + *iptr++ = a->resolution; + for (i=0,a=v->axes; i<v->numAxes; i++,a++) + *iptr++ = a->min_resolution; + for (i=0,a=v->axes; i<v->numAxes; i++,a++) + *iptr++ = a->max_resolution; + if (client->swapped) + { + swaps (&r->control,n); + swaps (&r->length,n); + swapl (&r->num_valuators,n); + iptr = (int *) buf; + for (i=0; i < (3 * v->numAxes); i++,iptr++) + { + swapl (iptr,n); + } + } + } + +/*********************************************************************** + * + * This procedure writes the reply for the xGetDeviceControl function, + * if the client and server have a different byte ordering. + * + */ + +void +SRepXGetDeviceControl (client, size, rep) + ClientPtr client; + int size; + xGetDeviceControlReply *rep; + { + register char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + WriteToClient(client, size, (char *)rep); + } + |