b2065f376b
https://freedesktop.org/bugzilla/show_bug.cgi?id=947 Modified Files: Imakefile xevie.c
372 lines
9.2 KiB
C
372 lines
9.2 KiB
C
/************************************************************
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Copyright 2003 Sun Microsystems, Inc.
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All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, and/or sell copies of the Software, and to permit persons
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to whom the Software is furnished to do so, provided that the above
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copyright notice(s) and this permission notice appear in all copies of
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the Software and that both the above copyright notice(s) and this
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permission notice appear in supporting documentation.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
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OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
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INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
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FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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Except as contained in this notice, the name of a copyright holder
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shall not be used in advertising or otherwise to promote the sale, use
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or other dealings in this Software without prior written authorization
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of the copyright holder.
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************************************************************/
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#define NEED_REPLIES
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#define NEED_EVENTS
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#include "X.h"
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#include "Xproto.h"
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#include "misc.h"
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#include "dixstruct.h"
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#include "extnsionst.h"
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#include "colormapst.h"
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#include "scrnintstr.h"
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#include "servermd.h"
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#define _XEVIE_SERVER_
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#include "Xeviestr.h"
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#include "Xfuncproto.h"
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#include "input.h"
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#include "../os/osdep.h"
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#define NoSuchEvent 0x80000000
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extern Bool noXkbExtension;
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extern int xeviegrabState;
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static int ProcDispatch (), SProcDispatch ();
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static void ResetProc ();
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static unsigned char ReqCode = 0;
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static int ErrorBase;
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int xevieFlag = 0;
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int xevieClientIndex = 0;
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DeviceIntPtr xeviekb = NULL;
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DeviceIntPtr xeviemouse = NULL;
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Mask xevieMask = 0;
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int xevieEventSent = 0;
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int xevieKBEventSent = 0;
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Mask xevieFilters[128] =
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{
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NoSuchEvent, /* 0 */
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NoSuchEvent, /* 1 */
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KeyPressMask, /* KeyPress */
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KeyReleaseMask, /* KeyRelease */
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ButtonPressMask, /* ButtonPress */
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ButtonReleaseMask, /* ButtonRelease */
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PointerMotionMask /* MotionNotify (initial state) */
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};
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static void XevieEnd(int clientIndex);
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static void XevieClientStateCallback(CallbackListPtr *pcbl, pointer nulldata,
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pointer calldata);
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static void XevieServerGrabStateCallback(CallbackListPtr *pcbl,
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pointer nulldata,
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pointer calldata);
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void
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XevieExtensionInit ()
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{
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ExtensionEntry* extEntry;
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if (!AddCallback(&ServerGrabCallback,XevieServerGrabStateCallback,NULL))
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return;
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if (extEntry = AddExtension (XEVIENAME,
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0,
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XevieNumberErrors,
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ProcDispatch,
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SProcDispatch,
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ResetProc,
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StandardMinorOpcode)) {
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ReqCode = (unsigned char)extEntry->base;
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ErrorBase = extEntry->errorBase;
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}
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/* PC servers initialize the desktop colors (citems) here! */
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}
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/*ARGSUSED*/
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static
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void ResetProc (extEntry)
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ExtensionEntry* extEntry;
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{
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}
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static
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int ProcQueryVersion (client)
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register ClientPtr client;
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{
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REQUEST (xXevieQueryVersionReq);
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xXevieQueryVersionReply rep;
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register int n;
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REQUEST_SIZE_MATCH (xXevieQueryVersionReq);
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rep.type = X_Reply;
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rep.length = 0;
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rep.sequence_number = client->sequence;
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rep.server_major_version = XEVIE_MAJOR_VERSION;
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rep.server_minor_version = XEVIE_MINOR_VERSION;
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WriteToClient (client, sizeof (xXevieQueryVersionReply), (char *)&rep);
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return client->noClientException;
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}
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static
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int ProcStart (client)
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register ClientPtr client;
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{
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REQUEST (xXevieStartReq);
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xXevieStartReply rep;
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register int n;
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REQUEST_SIZE_MATCH (xXevieStartReq);
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rep.pad1 = 0;
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if(!xevieFlag){
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if (AddCallback(&ClientStateCallback,XevieClientStateCallback,NULL)) {
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xevieFlag = 1;
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rep.pad1 = 1;
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xevieClientIndex = client->index;
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} else
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return BadAlloc;
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} else
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return BadAccess;
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rep.type = X_Reply;
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rep.sequence_number = client->sequence;
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WriteToClient (client, sizeof (xXevieStartReply), (char *)&rep);
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return client->noClientException;
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}
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static
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int ProcEnd (client)
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register ClientPtr client;
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{
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xXevieEndReply rep;
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XevieEnd(xevieClientIndex);
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rep.type = X_Reply;
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rep.sequence_number = client->sequence;
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WriteToClient (client, sizeof (xXevieEndReply), (char *)&rep);
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return client->noClientException;
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}
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static
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int ProcSend (client)
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register ClientPtr client;
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{
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REQUEST (xXevieSendReq);
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xXevieSendReply rep;
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xEvent *xE;
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OsCommPtr oc;
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static unsigned char lastDetail = 0, lastType = 0;
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xE = (xEvent *)&stuff->event;
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rep.type = X_Reply;
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rep.sequence_number = client->sequence;
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WriteToClient (client, sizeof (xXevieSendReply), (char *)&rep);
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switch(xE->u.u.type) {
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case KeyPress:
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case KeyRelease:
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xevieKBEventSent = 1;
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#ifdef XKB
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if(noXkbExtension)
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#endif
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CoreProcessKeyboardEvent (xE, xeviekb, 1);
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break;
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case ButtonPress:
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case ButtonRelease:
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case MotionNotify:
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xevieEventSent = 1;
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CoreProcessPointerEvent(xE, xeviemouse, 1);
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break;
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default:
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break;
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}
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lastType = xE->u.u.type;
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lastDetail = xE->u.u.detail;
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return client->noClientException;
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}
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static
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int ProcSelectInput (client)
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register ClientPtr client;
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{
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REQUEST (xXevieSelectInputReq);
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xXevieSelectInputReply rep;
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xevieMask = (long)stuff->event_mask;
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rep.type = X_Reply;
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rep.sequence_number = client->sequence;
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WriteToClient (client, sizeof (xXevieSelectInputReply), (char *)&rep);
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return client->noClientException;
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}
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static
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int ProcDispatch (client)
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register ClientPtr client;
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{
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REQUEST (xReq);
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switch (stuff->data)
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{
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case X_XevieQueryVersion:
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return ProcQueryVersion (client);
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case X_XevieStart:
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return ProcStart (client);
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case X_XevieEnd:
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return ProcEnd (client);
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case X_XevieSend:
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return ProcSend (client);
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case X_XevieSelectInput:
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return ProcSelectInput(client);
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default:
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return BadRequest;
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}
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}
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static
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int SProcQueryVersion (client)
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register ClientPtr client;
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{
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register int n;
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REQUEST(xXevieQueryVersionReq);
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swaps(&stuff->length, n);
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return ProcQueryVersion(client);
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}
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static
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int SProcStart (client)
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ClientPtr client;
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{
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register int n;
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REQUEST (xXevieStartReq);
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swaps (&stuff->length, n);
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swapl (&stuff->screen, n);
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REQUEST_AT_LEAST_SIZE (xXevieStartReq);
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return ProcStart (client);
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}
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static
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int SProcEnd (client)
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ClientPtr client;
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{
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register int n;
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int count;
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xColorItem* pItem;
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REQUEST (xXevieEndReq);
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swaps (&stuff->length, n);
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REQUEST_AT_LEAST_SIZE (xXevieEndReq);
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swapl(&stuff->cmap, n);
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return ProcEnd (client);
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}
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static
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int SProcSend (client)
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ClientPtr client;
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{
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register int n;
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int count;
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REQUEST (xXevieSendReq);
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swaps (&stuff->length, n);
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REQUEST_AT_LEAST_SIZE (xXevieSendReq);
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swapl(&stuff->event, n);
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return ProcSend (client);
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}
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static
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int SProcSelectInput (client)
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ClientPtr client;
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{
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register int n;
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int count;
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REQUEST (xXevieSelectInputReq);
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swaps (&stuff->length, n);
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REQUEST_AT_LEAST_SIZE (xXevieSendReq);
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swapl(&stuff->event_mask, n);
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return ProcSelectInput (client);
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}
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static
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int SProcDispatch (client)
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register ClientPtr client;
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{
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REQUEST(xReq);
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switch (stuff->data)
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{
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case X_XevieQueryVersion:
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return SProcQueryVersion (client);
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case X_XevieStart:
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return SProcStart (client);
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case X_XevieEnd:
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return SProcEnd (client);
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case X_XevieSend:
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return SProcSend (client);
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case X_XevieSelectInput:
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return SProcSelectInput(client);
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default:
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return BadRequest;
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}
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}
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static void
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XevieEnd(int clientIndex)
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{
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if (!clientIndex || clientIndex == xevieClientIndex) {
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xevieFlag = 0;
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xevieClientIndex = 0;
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DeleteCallback (&ClientStateCallback, XevieClientStateCallback, NULL);
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}
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}
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static void
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XevieClientStateCallback(CallbackListPtr *pcbl, pointer nulldata,
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pointer calldata)
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{
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NewClientInfoRec *pci = (NewClientInfoRec *)calldata;
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ClientPtr client = pci->client;
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if (client->clientState == ClientStateGone
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|| client->clientState == ClientStateRetained)
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XevieEnd(client->index);
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}
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static void
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XevieServerGrabStateCallback(CallbackListPtr *pcbl, pointer nulldata,
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pointer calldata)
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{
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ServerGrabInfoRec *grbinfo = (ServerGrabInfoRec *)calldata;
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if (grbinfo->grabstate == SERVER_GRABBED)
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xeviegrabState = TRUE;
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else
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xeviegrabState = FALSE;
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}
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