diff options
Diffstat (limited to 'xorg-server/Xi/getprop.c')
| -rw-r--r-- | xorg-server/Xi/getprop.c | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/xorg-server/Xi/getprop.c b/xorg-server/Xi/getprop.c new file mode 100644 index 000000000..188f549e5 --- /dev/null +++ b/xorg-server/Xi/getprop.c @@ -0,0 +1,189 @@ +/************************************************************ + +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. + +********************************************************/ + +/*********************************************************************** + * + * Function to return the dont-propagate-list for an extension device. + * + */ + +#define NEED_EVENTS +#define NEED_REPLIES +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include "inputstr.h" /* DeviceIntPtr */ +#include "windowstr.h" /* window structs */ +#include <X11/extensions/XI.h> +#include <X11/extensions/XIproto.h> +#include "exglobals.h" +#include "swaprep.h" + +#include "getprop.h" + +extern XExtEventInfo EventInfo[]; +extern int ExtEventIndex; + +/*********************************************************************** + * + * Handle a request from a client with a different byte order. + * + */ + +int +SProcXGetDeviceDontPropagateList(ClientPtr client) +{ + char n; + + REQUEST(xGetDeviceDontPropagateListReq); + swaps(&stuff->length, n); + REQUEST_SIZE_MATCH(xGetDeviceDontPropagateListReq); + swapl(&stuff->window, n); + return (ProcXGetDeviceDontPropagateList(client)); +} + +/*********************************************************************** + * + * This procedure lists the input devices available to the server. + * + */ + +int +ProcXGetDeviceDontPropagateList(ClientPtr client) +{ + CARD16 count = 0; + int i, rc; + XEventClass *buf = NULL, *tbuf; + WindowPtr pWin; + xGetDeviceDontPropagateListReply rep; + OtherInputMasks *others; + + REQUEST(xGetDeviceDontPropagateListReq); + REQUEST_SIZE_MATCH(xGetDeviceDontPropagateListReq); + + rep.repType = X_Reply; + rep.RepType = X_GetDeviceDontPropagateList; + rep.sequenceNumber = client->sequence; + rep.length = 0; + rep.count = 0; + + rc = dixLookupWindow(&pWin, stuff->window, client, DixGetAttrAccess); + if (rc != Success) + return rc; + + if ((others = wOtherInputMasks(pWin)) != 0) { + for (i = 0; i < EMASKSIZE; i++) + tbuf = ClassFromMask(NULL, others->dontPropagateMask[i], i, + &count, COUNT); + if (count) { + rep.count = count; + buf = (XEventClass *) xalloc(rep.count * sizeof(XEventClass)); + rep.length = (rep.count * sizeof(XEventClass) + 3) >> 2; + + tbuf = buf; + for (i = 0; i < EMASKSIZE; i++) + tbuf = ClassFromMask(tbuf, others->dontPropagateMask[i], i, + NULL, CREATE); + } + } + + WriteReplyToClient(client, sizeof(xGetDeviceDontPropagateListReply), &rep); + + if (count) { + client->pSwapReplyFunc = (ReplySwapPtr) Swap32Write; + WriteSwappedDataToClient(client, count * sizeof(XEventClass), buf); + xfree(buf); + } + return Success; +} + +/*********************************************************************** + * + * This procedure gets a list of event classes from a mask word. + * A single mask may translate to more than one event class. + * + */ + +XEventClass + * ClassFromMask(XEventClass * buf, Mask mask, int maskndx, CARD16 * count, + int mode) +{ + int i, j; + int id = maskndx; + Mask tmask = 0x80000000; + + for (i = 0; i < 32; i++, tmask >>= 1) + if (tmask & mask) { + for (j = 0; j < ExtEventIndex; j++) + if (EventInfo[j].mask == tmask) { + if (mode == COUNT) + (*count)++; + else + *buf++ = (id << 8) | EventInfo[j].type; + } + } + return (buf); +} + +/*********************************************************************** + * + * This procedure writes the reply for the XGetDeviceDontPropagateList function, + * if the client and server have a different byte ordering. + * + */ + +void +SRepXGetDeviceDontPropagateList(ClientPtr client, int size, + xGetDeviceDontPropagateListReply * rep) +{ + char n; + + swaps(&rep->sequenceNumber, n); + swapl(&rep->length, n); + swaps(&rep->count, n); + WriteToClient(client, size, (char *)rep); +} |