diff options
Diffstat (limited to 'xorg-server/Xi/queryst.c')
-rw-r--r-- | xorg-server/Xi/queryst.c | 379 |
1 files changed, 187 insertions, 192 deletions
diff --git a/xorg-server/Xi/queryst.c b/xorg-server/Xi/queryst.c index 4810ed7f1..8c3bdcf97 100644 --- a/xorg-server/Xi/queryst.c +++ b/xorg-server/Xi/queryst.c @@ -1,192 +1,187 @@ -/*
-
-Copyright 1998, 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.
-
-*/
-
-/***********************************************************************
- *
- * Request to query the state of an extension input device.
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "inputstr.h" /* DeviceIntPtr */
-#include "windowstr.h" /* window structure */
-#include <X11/extensions/XI.h>
-#include <X11/extensions/XIproto.h>
-#include "exevents.h"
-#include "exglobals.h"
-#include "xkbsrv.h"
-#include "xkbstr.h"
-
-#include "queryst.h"
-
-/***********************************************************************
- *
- * This procedure allows a client to query the state of a device.
- *
- */
-
-int
-SProcXQueryDeviceState(ClientPtr client)
-{
- char n;
-
- REQUEST(xQueryDeviceStateReq);
- swaps(&stuff->length, n);
- return (ProcXQueryDeviceState(client));
-}
-
-/***********************************************************************
- *
- * This procedure allows frozen events to be routed.
- *
- */
-
-int
-ProcXQueryDeviceState(ClientPtr client)
-{
- char n;
- int rc, i;
- int num_classes = 0;
- int total_length = 0;
- char *buf, *savbuf;
- KeyClassPtr k;
- xKeyState *tk;
- ButtonClassPtr b;
- xButtonState *tb;
- ValuatorClassPtr v;
- xValuatorState *tv;
- xQueryDeviceStateReply rep;
- DeviceIntPtr dev;
- double *values;
-
- REQUEST(xQueryDeviceStateReq);
- REQUEST_SIZE_MATCH(xQueryDeviceStateReq);
-
- rep.repType = X_Reply;
- rep.RepType = X_QueryDeviceState;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
-
- rc = dixLookupDevice(&dev, stuff->deviceid, client, DixReadAccess);
- if (rc != Success && rc != BadAccess)
- return rc;
-
- v = dev->valuator;
- if (v != NULL && v->motionHintWindow != NULL)
- MaybeStopDeviceHint(dev, client);
-
- k = dev->key;
- if (k != NULL) {
- total_length += sizeof(xKeyState);
- num_classes++;
- }
-
- b = dev->button;
- if (b != NULL) {
- total_length += sizeof(xButtonState);
- num_classes++;
- }
-
- if (v != NULL) {
- total_length += (sizeof(xValuatorState) + (v->numAxes * sizeof(int)));
- num_classes++;
- }
- buf = (char *)calloc(total_length, 1);
- if (!buf)
- return BadAlloc;
- savbuf = buf;
-
- if (k != NULL) {
- tk = (xKeyState *) buf;
- tk->class = KeyClass;
- tk->length = sizeof(xKeyState);
- tk->num_keys = k->xkbInfo->desc->max_key_code -
- k->xkbInfo->desc->min_key_code + 1;
- if (rc != BadAccess)
- for (i = 0; i < 32; i++)
- tk->keys[i] = k->down[i];
- buf += sizeof(xKeyState);
- }
-
- if (b != NULL) {
- tb = (xButtonState *) buf;
- tb->class = ButtonClass;
- tb->length = sizeof(xButtonState);
- tb->num_buttons = b->numButtons;
- if (rc != BadAccess)
- memcpy(tb->buttons, b->down, sizeof(b->down));
- buf += sizeof(xButtonState);
- }
-
- if (v != NULL) {
- tv = (xValuatorState *) buf;
- tv->class = ValuatorClass;
- tv->length = sizeof(xValuatorState) + v->numAxes * 4;
- tv->num_valuators = v->numAxes;
- tv->mode = valuator_get_mode(dev, 0);
- tv->mode |= (dev->proximity && !dev->proximity->in_proximity) ? OutOfProximity : 0;
- buf += sizeof(xValuatorState);
- for (i = 0, values = v->axisVal; i < v->numAxes; i++) {
- if (rc != BadAccess)
- *((int *)buf) = *values;
- values++;
- if (client->swapped) {
- swapl((int *)buf, n); /* macro - braces needed */
- }
- buf += sizeof(int);
- }
- }
-
- rep.num_classes = num_classes;
- rep.length = bytes_to_int32(total_length);
- WriteReplyToClient(client, sizeof(xQueryDeviceStateReply), &rep);
- if (total_length > 0)
- WriteToClient(client, total_length, savbuf);
- free(savbuf);
- return Success;
-}
-
-/***********************************************************************
- *
- * This procedure writes the reply for the XQueryDeviceState function,
- * if the client and server have a different byte ordering.
- *
- */
-
-void
-SRepXQueryDeviceState(ClientPtr client, int size, xQueryDeviceStateReply * rep)
-{
- char n;
-
- swaps(&rep->sequenceNumber, n);
- swapl(&rep->length, n);
- WriteToClient(client, size, (char *)rep);
-}
+/* + +Copyright 1998, 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. + +*/ + +/*********************************************************************** + * + * Request to query the state of an extension input device. + * + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "inputstr.h" /* DeviceIntPtr */ +#include "windowstr.h" /* window structure */ +#include <X11/extensions/XI.h> +#include <X11/extensions/XIproto.h> +#include "exevents.h" +#include "exglobals.h" +#include "xkbsrv.h" +#include "xkbstr.h" + +#include "queryst.h" + +/*********************************************************************** + * + * This procedure allows a client to query the state of a device. + * + */ + +int +SProcXQueryDeviceState(ClientPtr client) +{ + REQUEST(xQueryDeviceStateReq); + swaps(&stuff->length); + return (ProcXQueryDeviceState(client)); +} + +/*********************************************************************** + * + * This procedure allows frozen events to be routed. + * + */ + +int +ProcXQueryDeviceState(ClientPtr client) +{ + int rc, i; + int num_classes = 0; + int total_length = 0; + char *buf, *savbuf; + KeyClassPtr k; + xKeyState *tk; + ButtonClassPtr b; + xButtonState *tb; + ValuatorClassPtr v; + xValuatorState *tv; + xQueryDeviceStateReply rep; + DeviceIntPtr dev; + double *values; + + REQUEST(xQueryDeviceStateReq); + REQUEST_SIZE_MATCH(xQueryDeviceStateReq); + + rep.repType = X_Reply; + rep.RepType = X_QueryDeviceState; + rep.length = 0; + rep.sequenceNumber = client->sequence; + + rc = dixLookupDevice(&dev, stuff->deviceid, client, DixReadAccess); + if (rc != Success && rc != BadAccess) + return rc; + + v = dev->valuator; + if (v != NULL && v->motionHintWindow != NULL) + MaybeStopDeviceHint(dev, client); + + k = dev->key; + if (k != NULL) { + total_length += sizeof(xKeyState); + num_classes++; + } + + b = dev->button; + if (b != NULL) { + total_length += sizeof(xButtonState); + num_classes++; + } + + if (v != NULL) { + total_length += (sizeof(xValuatorState) + (v->numAxes * sizeof(int))); + num_classes++; + } + buf = (char *)calloc(total_length, 1); + if (!buf) + return BadAlloc; + savbuf = buf; + + if (k != NULL) { + tk = (xKeyState *) buf; + tk->class = KeyClass; + tk->length = sizeof(xKeyState); + tk->num_keys = k->xkbInfo->desc->max_key_code - + k->xkbInfo->desc->min_key_code + 1; + if (rc != BadAccess) + for (i = 0; i < 32; i++) + tk->keys[i] = k->down[i]; + buf += sizeof(xKeyState); + } + + if (b != NULL) { + tb = (xButtonState *) buf; + tb->class = ButtonClass; + tb->length = sizeof(xButtonState); + tb->num_buttons = b->numButtons; + if (rc != BadAccess) + memcpy(tb->buttons, b->down, sizeof(b->down)); + buf += sizeof(xButtonState); + } + + if (v != NULL) { + tv = (xValuatorState *) buf; + tv->class = ValuatorClass; + tv->length = sizeof(xValuatorState) + v->numAxes * 4; + tv->num_valuators = v->numAxes; + tv->mode = valuator_get_mode(dev, 0); + tv->mode |= (dev->proximity && !dev->proximity->in_proximity) ? OutOfProximity : 0; + buf += sizeof(xValuatorState); + for (i = 0, values = v->axisVal; i < v->numAxes; i++) { + if (rc != BadAccess) + *((int *)buf) = *values; + values++; + if (client->swapped) { + swapl((int *)buf); + } + buf += sizeof(int); + } + } + + rep.num_classes = num_classes; + rep.length = bytes_to_int32(total_length); + WriteReplyToClient(client, sizeof(xQueryDeviceStateReply), &rep); + if (total_length > 0) + WriteToClient(client, total_length, savbuf); + free(savbuf); + return Success; +} + +/*********************************************************************** + * + * This procedure writes the reply for the XQueryDeviceState function, + * if the client and server have a different byte ordering. + * + */ + +void +SRepXQueryDeviceState(ClientPtr client, int size, xQueryDeviceStateReply * rep) +{ + swaps(&rep->sequenceNumber); + swapl(&rep->length); + WriteToClient(client, size, (char *)rep); +} |