644 lines
15 KiB
C
644 lines
15 KiB
C
/***********************************************************
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Copyright 1987, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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#ifndef DIX_H
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#define DIX_H
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#include "gc.h"
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#include "window.h"
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#include "input.h"
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#define EARLIER -1
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#define SAMETIME 0
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#define LATER 1
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#define NullClient ((ClientPtr) 0)
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#define REQUEST(type) \
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register type *stuff = (type *)client->requestBuffer
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#define REQUEST_SIZE_MATCH(req)\
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if ((sizeof(req) >> 2) != client->req_len)\
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return(BadLength)
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#define REQUEST_AT_LEAST_SIZE(req) \
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if ((sizeof(req) >> 2) > client->req_len )\
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return(BadLength)
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#define REQUEST_FIXED_SIZE(req, n)\
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if (((sizeof(req) >> 2) > client->req_len) || \
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(((sizeof(req) + (n) + 3) >> 2) != client->req_len)) \
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return(BadLength)
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#define LEGAL_NEW_RESOURCE(id,client)\
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if (!LegalNewID(id,client)) \
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{\
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client->errorValue = id;\
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return(BadIDChoice);\
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}
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#define VALIDATE_DRAWABLE_AND_GC(drawID, pDraw, pGC, client)\
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if ((stuff->gc == INVALID) || (client->lastGCID != stuff->gc) ||\
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(client->lastDrawableID != drawID))\
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{\
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int rc;\
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rc = dixLookupDrawable(&(pDraw), drawID, client, M_ANY,\
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DixWriteAccess);\
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if (rc != Success)\
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return rc;\
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rc = dixLookupGC(&(pGC), stuff->gc, client, DixReadAccess);\
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if (rc != Success)\
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return rc;\
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if ((pGC->depth != pDraw->depth) || (pGC->pScreen != pDraw->pScreen))\
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return (BadMatch);\
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client->lastDrawable = pDraw;\
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client->lastDrawableID = drawID;\
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client->lastGC = pGC;\
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client->lastGCID = stuff->gc;\
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}\
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else\
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{\
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pGC = client->lastGC;\
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pDraw = client->lastDrawable;\
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}\
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if (pGC->serialNumber != pDraw->serialNumber)\
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ValidateGC(pDraw, pGC);
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#define WriteReplyToClient(pClient, size, pReply) { \
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if ((pClient)->swapped) \
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(*ReplySwapVector[((xReq *)(pClient)->requestBuffer)->reqType]) \
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(pClient, (int)(size), pReply); \
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else (void) WriteToClient(pClient, (int)(size), (char *)(pReply)); }
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#define WriteSwappedDataToClient(pClient, size, pbuf) \
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if ((pClient)->swapped) \
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(*(pClient)->pSwapReplyFunc)(pClient, (int)(size), pbuf); \
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else (void) WriteToClient (pClient, (int)(size), (char *)(pbuf));
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typedef struct _TimeStamp *TimeStampPtr;
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#ifndef _XTYPEDEF_CLIENTPTR
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typedef struct _Client *ClientPtr; /* also in misc.h */
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#define _XTYPEDEF_CLIENTPTR
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#endif
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typedef struct _WorkQueue *WorkQueuePtr;
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extern ClientPtr requestingClient;
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extern ClientPtr *clients;
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extern ClientPtr serverClient;
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extern int currentMaxClients;
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extern char dispatchExceptionAtReset;
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typedef int HWEventQueueType;
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typedef HWEventQueueType* HWEventQueuePtr;
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extern HWEventQueuePtr checkForInput[2];
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typedef struct _TimeStamp {
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CARD32 months; /* really ~49.7 days */
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CARD32 milliseconds;
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} TimeStamp;
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/* dispatch.c */
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extern void SetInputCheck(
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HWEventQueuePtr /*c0*/,
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HWEventQueuePtr /*c1*/);
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extern void CloseDownClient(
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ClientPtr /*client*/);
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extern void UpdateCurrentTime(void);
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extern void UpdateCurrentTimeIf(void);
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extern void InitSelections(void);
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extern void FlushClientCaches(XID /*id*/);
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extern int dixDestroyPixmap(
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pointer /*value*/,
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XID /*pid*/);
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extern void InitClient(
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ClientPtr /*client*/,
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int /*i*/,
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pointer /*ospriv*/);
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extern ClientPtr NextAvailableClient(
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pointer /*ospriv*/);
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extern void SendErrorToClient(
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ClientPtr /*client*/,
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unsigned int /*majorCode*/,
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unsigned int /*minorCode*/,
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XID /*resId*/,
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int /*errorCode*/);
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extern void DeleteWindowFromAnySelections(
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WindowPtr /*pWin*/);
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extern void MarkClientException(
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ClientPtr /*client*/);
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extern int SendConnSetup(
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ClientPtr /*client*/,
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char* /*reason*/);
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#if defined(DDXBEFORERESET)
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extern void ddxBeforeReset (void);
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#endif
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/* dixutils.c */
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extern void CopyISOLatin1Lowered(
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unsigned char * /*dest*/,
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unsigned char * /*source*/,
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int /*length*/);
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extern int CompareISOLatin1Lowered(
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unsigned char * /*a*/,
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int alen,
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unsigned char * /*b*/,
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int blen);
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extern int dixLookupWindow(
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WindowPtr *result,
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XID id,
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ClientPtr client,
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Mask access_mode);
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extern int dixLookupDrawable(
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DrawablePtr *result,
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XID id,
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ClientPtr client,
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Mask type_mask,
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Mask access_mode);
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extern int dixLookupGC(
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GCPtr *result,
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XID id,
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ClientPtr client,
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Mask access_mode);
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extern int dixLookupClient(
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ClientPtr *result,
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XID id,
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ClientPtr client,
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Mask access_mode);
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/*
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* These are deprecated compatibility functions and will be removed soon!
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* Please use the new dixLookup*() functions above.
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*/
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extern WindowPtr SecurityLookupWindow(XID, ClientPtr, Mask);
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extern WindowPtr LookupWindow(XID, ClientPtr);
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extern pointer SecurityLookupDrawable(XID, ClientPtr, Mask);
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extern pointer LookupDrawable(XID, ClientPtr);
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extern ClientPtr LookupClient(XID, ClientPtr);
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/* end deprecated functions */
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extern void NoopDDA(void);
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extern int AlterSaveSetForClient(
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ClientPtr /*client*/,
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WindowPtr /*pWin*/,
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unsigned /*mode*/,
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Bool /*toRoot*/,
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Bool /*remap*/);
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extern void DeleteWindowFromAnySaveSet(
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WindowPtr /*pWin*/);
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extern void BlockHandler(
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pointer /*pTimeout*/,
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pointer /*pReadmask*/);
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extern void WakeupHandler(
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int /*result*/,
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pointer /*pReadmask*/);
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typedef void (* WakeupHandlerProcPtr)(
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pointer /* blockData */,
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int /* result */,
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pointer /* pReadmask */);
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extern Bool RegisterBlockAndWakeupHandlers(
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BlockHandlerProcPtr /*blockHandler*/,
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WakeupHandlerProcPtr /*wakeupHandler*/,
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pointer /*blockData*/);
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extern void RemoveBlockAndWakeupHandlers(
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BlockHandlerProcPtr /*blockHandler*/,
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WakeupHandlerProcPtr /*wakeupHandler*/,
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pointer /*blockData*/);
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extern void InitBlockAndWakeupHandlers(void);
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extern void ProcessWorkQueue(void);
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extern void ProcessWorkQueueZombies(void);
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extern Bool QueueWorkProc(
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Bool (* /*function*/)(
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ClientPtr /*clientUnused*/,
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pointer /*closure*/),
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ClientPtr /*client*/,
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pointer /*closure*/
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);
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typedef Bool (* ClientSleepProcPtr)(
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ClientPtr /*client*/,
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pointer /*closure*/);
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extern Bool ClientSleep(
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ClientPtr /*client*/,
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ClientSleepProcPtr /* function */,
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pointer /*closure*/);
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#ifndef ___CLIENTSIGNAL_DEFINED___
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#define ___CLIENTSIGNAL_DEFINED___
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extern Bool ClientSignal(
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ClientPtr /*client*/);
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#endif /* ___CLIENTSIGNAL_DEFINED___ */
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extern void ClientWakeup(
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ClientPtr /*client*/);
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extern Bool ClientIsAsleep(
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ClientPtr /*client*/);
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/* atom.c */
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extern Atom MakeAtom(
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char * /*string*/,
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unsigned /*len*/,
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Bool /*makeit*/);
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extern Bool ValidAtom(
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Atom /*atom*/);
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extern char *NameForAtom(
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Atom /*atom*/);
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extern void AtomError(void);
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extern void FreeAllAtoms(void);
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extern void InitAtoms(void);
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/* main.c */
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extern void SetVendorRelease(int release);
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extern void SetVendorString(char *string);
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/* events.c */
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extern void SetMaskForEvent(
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Mask /* mask */,
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int /* event */);
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extern Bool IsParent(
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WindowPtr /* maybeparent */,
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WindowPtr /* child */);
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extern WindowPtr GetCurrentRootWindow(void);
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extern WindowPtr GetSpriteWindow(void);
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extern void NoticeEventTime(xEventPtr /* xE */);
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extern void EnqueueEvent(
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xEventPtr /* xE */,
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DeviceIntPtr /* device */,
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int /* count */);
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extern void ComputeFreezes(void);
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extern void CheckGrabForSyncs(
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DeviceIntPtr /* dev */,
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Bool /* thisMode */,
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Bool /* otherMode */);
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extern void ActivatePointerGrab(
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DeviceIntPtr /* mouse */,
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GrabPtr /* grab */,
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TimeStamp /* time */,
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Bool /* autoGrab */);
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extern void DeactivatePointerGrab(
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DeviceIntPtr /* mouse */);
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extern void ActivateKeyboardGrab(
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DeviceIntPtr /* keybd */,
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GrabPtr /* grab */,
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TimeStamp /* time */,
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Bool /* passive */);
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extern void DeactivateKeyboardGrab(
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DeviceIntPtr /* keybd */);
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extern void AllowSome(
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ClientPtr /* client */,
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TimeStamp /* time */,
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DeviceIntPtr /* thisDev */,
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int /* newState */);
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extern void ReleaseActiveGrabs(
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ClientPtr client);
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extern int DeliverEventsToWindow(
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WindowPtr /* pWin */,
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xEventPtr /* pEvents */,
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int /* count */,
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Mask /* filter */,
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GrabPtr /* grab */,
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int /* mskidx */);
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extern int DeliverDeviceEvents(
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WindowPtr /* pWin */,
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xEventPtr /* xE */,
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GrabPtr /* grab */,
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WindowPtr /* stopAt */,
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DeviceIntPtr /* dev */,
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int /* count */);
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extern void DefineInitialRootWindow(
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WindowPtr /* win */);
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extern void WindowHasNewCursor(
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WindowPtr /* pWin */);
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extern Bool CheckDeviceGrabs(
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DeviceIntPtr /* device */,
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xEventPtr /* xE */,
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int /* checkFirst */,
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int /* count */);
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extern void DeliverFocusedEvent(
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DeviceIntPtr /* keybd */,
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xEventPtr /* xE */,
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WindowPtr /* window */,
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int /* count */);
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extern void DeliverGrabbedEvent(
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xEventPtr /* xE */,
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DeviceIntPtr /* thisDev */,
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Bool /* deactivateGrab */,
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int /* count */);
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#ifdef XKB
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extern void FixKeyState(
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xEvent * /* xE */,
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DeviceIntPtr /* keybd */);
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#endif /* XKB */
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extern void RecalculateDeliverableEvents(
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WindowPtr /* pWin */);
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extern int OtherClientGone(
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pointer /* value */,
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XID /* id */);
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extern void DoFocusEvents(
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DeviceIntPtr /* dev */,
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WindowPtr /* fromWin */,
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WindowPtr /* toWin */,
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int /* mode */);
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extern int SetInputFocus(
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ClientPtr /* client */,
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DeviceIntPtr /* dev */,
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Window /* focusID */,
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CARD8 /* revertTo */,
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Time /* ctime */,
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Bool /* followOK */);
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extern int GrabDevice(
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ClientPtr /* client */,
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DeviceIntPtr /* dev */,
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unsigned /* this_mode */,
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unsigned /* other_mode */,
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Window /* grabWindow */,
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unsigned /* ownerEvents */,
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Time /* ctime */,
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Mask /* mask */,
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CARD8 * /* status */);
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extern void InitEvents(void);
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extern void CloseDownEvents(void);
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extern void DeleteWindowFromAnyEvents(
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WindowPtr /* pWin */,
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Bool /* freeResources */);
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extern Mask EventMaskForClient(
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WindowPtr /* pWin */,
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ClientPtr /* client */);
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extern int DeliverEvents(
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WindowPtr /*pWin*/,
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xEventPtr /*xE*/,
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int /*count*/,
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WindowPtr /*otherParent*/);
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extern void WriteEventsToClient(
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ClientPtr /*pClient*/,
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int /*count*/,
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xEventPtr /*events*/);
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extern int TryClientEvents(
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ClientPtr /*client*/,
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xEventPtr /*pEvents*/,
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int /*count*/,
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Mask /*mask*/,
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Mask /*filter*/,
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GrabPtr /*grab*/);
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extern void WindowsRestructured(void);
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#ifdef PANORAMIX
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extern void ReinitializeRootWindow(WindowPtr win, int xoff, int yoff);
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#endif
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#ifdef RANDR
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void
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ScreenRestructured (ScreenPtr pScreen);
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#endif
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extern void ResetClientPrivates(void);
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extern int AllocateClientPrivateIndex(void);
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extern Bool AllocateClientPrivate(
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int /*index*/,
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unsigned /*amount*/);
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extern int ffs(int i);
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/*
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* callback manager stuff
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*/
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#ifndef _XTYPEDEF_CALLBACKLISTPTR
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typedef struct _CallbackList *CallbackListPtr; /* also in misc.h */
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#define _XTYPEDEF_CALLBACKLISTPTR
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#endif
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typedef void (*CallbackProcPtr) (
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CallbackListPtr *, pointer, pointer);
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typedef Bool (*AddCallbackProcPtr) (
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CallbackListPtr *, CallbackProcPtr, pointer);
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typedef Bool (*DeleteCallbackProcPtr) (
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CallbackListPtr *, CallbackProcPtr, pointer);
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typedef void (*CallCallbacksProcPtr) (
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CallbackListPtr *, pointer);
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typedef void (*DeleteCallbackListProcPtr) (
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CallbackListPtr *);
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typedef struct _CallbackProcs {
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AddCallbackProcPtr AddCallback;
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DeleteCallbackProcPtr DeleteCallback;
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CallCallbacksProcPtr CallCallbacks;
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DeleteCallbackListProcPtr DeleteCallbackList;
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} CallbackFuncsRec, *CallbackFuncsPtr;
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extern Bool AddCallback(
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CallbackListPtr * /*pcbl*/,
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CallbackProcPtr /*callback*/,
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pointer /*data*/);
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extern Bool DeleteCallback(
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CallbackListPtr * /*pcbl*/,
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CallbackProcPtr /*callback*/,
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pointer /*data*/);
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extern void CallCallbacks(
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CallbackListPtr * /*pcbl*/,
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pointer /*call_data*/);
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extern void DeleteCallbackList(
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CallbackListPtr * /*pcbl*/);
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extern void InitCallbackManager(void);
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/*
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* ServerGrabCallback stuff
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*/
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extern CallbackListPtr ServerGrabCallback;
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typedef enum {SERVER_GRABBED, SERVER_UNGRABBED,
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CLIENT_PERVIOUS, CLIENT_IMPERVIOUS } ServerGrabState;
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typedef struct {
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ClientPtr client;
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ServerGrabState grabstate;
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} ServerGrabInfoRec;
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/*
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* EventCallback stuff
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*/
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extern CallbackListPtr EventCallback;
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typedef struct {
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ClientPtr client;
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xEventPtr events;
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int count;
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} EventInfoRec;
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/*
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* DeviceEventCallback stuff
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*/
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extern CallbackListPtr DeviceEventCallback;
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typedef struct {
|
|
xEventPtr events;
|
|
int count;
|
|
} DeviceEventInfoRec;
|
|
|
|
/*
|
|
* SelectionCallback stuff
|
|
*/
|
|
|
|
extern CallbackListPtr SelectionCallback;
|
|
|
|
typedef enum {
|
|
SelectionSetOwner,
|
|
SelectionWindowDestroy,
|
|
SelectionClientClose
|
|
} SelectionCallbackKind;
|
|
|
|
typedef struct {
|
|
struct _Selection *selection;
|
|
SelectionCallbackKind kind;
|
|
} SelectionInfoRec;
|
|
|
|
/* strcasecmp.c */
|
|
#if NEED_STRCASECMP
|
|
#define strcasecmp xstrcasecmp
|
|
extern int xstrcasecmp(char *s1, char *s2);
|
|
#endif
|
|
|
|
#endif /* DIX_H */
|