624 lines
19 KiB
C
624 lines
19 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 "callback.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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#include "cursor.h"
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#include "geext.h"
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#include "events.h"
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#include <X11/extensions/XI.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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type *stuff = (type *)client->requestBuffer
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#define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0]))
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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_AT_LEAST_EXTRA_SIZE(req, extra) \
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if (((sizeof(req) + ((uint64_t) extra)) >> 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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(((n) >> 2) >= client->req_len) || \
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((((uint64_t) sizeof(req) + (n) + 3) >> 2) != (uint64_t) 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, mode)\
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{\
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int tmprc = dixLookupDrawable(&(pDraw), drawID, client, M_ANY, mode);\
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if (tmprc != Success)\
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return tmprc;\
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tmprc = dixLookupGC(&(pGC), stuff->gc, client, DixUseAccess);\
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if (tmprc != Success)\
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return tmprc;\
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if ((pGC->depth != pDraw->depth) || (pGC->pScreen != pDraw->pScreen))\
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return BadMatch;\
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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 WriteToClient(pClient, (int)(size), (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 WriteToClient(pClient, (int)(size), (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 _X_EXPORT ClientPtr clients[MAXCLIENTS];
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extern _X_EXPORT ClientPtr serverClient;
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extern _X_EXPORT int currentMaxClients;
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extern _X_EXPORT char dispatchExceptionAtReset;
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typedef int HWEventQueueType;
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typedef HWEventQueueType *HWEventQueuePtr;
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extern _X_EXPORT 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 _X_EXPORT void SetInputCheck(HWEventQueuePtr /*c0 */ ,
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HWEventQueuePtr /*c1 */ );
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extern _X_EXPORT void CloseDownClient(ClientPtr /*client */ );
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extern _X_EXPORT void UpdateCurrentTime(void);
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extern _X_EXPORT void UpdateCurrentTimeIf(void);
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extern _X_EXPORT int dixDestroyPixmap(void *value,
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XID pid);
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extern _X_EXPORT void InitClient(ClientPtr client,
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int i,
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void *ospriv);
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extern _X_EXPORT ClientPtr NextAvailableClient(void *ospriv);
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extern _X_EXPORT void SendErrorToClient(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 _X_EXPORT void MarkClientException(ClientPtr /*client */ );
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extern _X_HIDDEN Bool CreateConnectionBlock(void);
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/* dixutils.c */
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extern _X_EXPORT int CompareISOLatin1Lowered(const unsigned char * /*a */ ,
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int alen,
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const unsigned char * /*b */ ,
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int blen);
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extern _X_EXPORT int dixLookupWindow(WindowPtr *result,
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XID id,
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ClientPtr client, Mask access_mode);
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extern _X_EXPORT int dixLookupDrawable(DrawablePtr *result,
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XID id,
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ClientPtr client,
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Mask type_mask, Mask access_mode);
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extern _X_EXPORT int dixLookupGC(GCPtr *result,
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XID id, ClientPtr client, Mask access_mode);
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extern _X_EXPORT int dixLookupFontable(FontPtr *result,
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XID id,
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ClientPtr client, Mask access_mode);
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extern _X_EXPORT int dixLookupClient(ClientPtr *result,
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XID id,
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ClientPtr client, Mask access_mode);
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extern _X_EXPORT void NoopDDA(void);
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extern _X_EXPORT int AlterSaveSetForClient(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 /*map */ );
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extern _X_EXPORT void DeleteWindowFromAnySaveSet(WindowPtr /*pWin */ );
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extern _X_EXPORT void BlockHandler(void *pTimeout,
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void *pReadmask);
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extern _X_EXPORT void WakeupHandler(int result,
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void *pReadmask);
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void
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EnableLimitedSchedulingLatency(void);
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void
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DisableLimitedSchedulingLatency(void);
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typedef void (*WakeupHandlerProcPtr) (void *blockData,
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int result,
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void *pReadmask);
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extern _X_EXPORT Bool RegisterBlockAndWakeupHandlers(BlockHandlerProcPtr blockHandler,
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WakeupHandlerProcPtr wakeupHandler,
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void *blockData);
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extern _X_EXPORT void RemoveBlockAndWakeupHandlers(BlockHandlerProcPtr blockHandler,
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WakeupHandlerProcPtr wakeupHandler,
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void *blockData);
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extern _X_EXPORT void InitBlockAndWakeupHandlers(void);
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extern _X_EXPORT void ProcessWorkQueue(void);
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extern _X_EXPORT void ProcessWorkQueueZombies(void);
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extern _X_EXPORT Bool QueueWorkProc(Bool (*function)(ClientPtr clientUnused,
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void *closure),
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ClientPtr client,
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void *closure);
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typedef Bool (*ClientSleepProcPtr) (ClientPtr client,
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void *closure);
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extern _X_EXPORT Bool ClientSleep(ClientPtr client,
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ClientSleepProcPtr function,
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void *closure);
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#ifndef ___CLIENTSIGNAL_DEFINED___
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#define ___CLIENTSIGNAL_DEFINED___
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extern _X_EXPORT Bool ClientSignal(ClientPtr /*client */ );
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#endif /* ___CLIENTSIGNAL_DEFINED___ */
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#ifndef ___CLIENTSIGNALALL_DEFINED___
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#define ___CLIENTSIGNALALL_DEFINED___
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#define CLIENT_SIGNAL_ANY ((void *)-1)
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extern _X_EXPORT int ClientSignalAll(ClientPtr /*client*/,
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ClientSleepProcPtr /*function*/,
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void * /*closure*/);
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#endif /* ___CLIENTSIGNALALL_DEFINED___ */
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extern _X_EXPORT void ClientWakeup(ClientPtr /*client */ );
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extern _X_EXPORT Bool ClientIsAsleep(ClientPtr /*client */ );
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extern _X_EXPORT void SendGraphicsExpose(ClientPtr /*client */ ,
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RegionPtr /*pRgn */ ,
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XID /*drawable */ ,
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int /*major */ ,
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int /*minor */);
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/* atom.c */
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extern _X_EXPORT Atom MakeAtom(const char * /*string */ ,
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unsigned /*len */ ,
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Bool /*makeit */ );
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extern _X_EXPORT Bool ValidAtom(Atom /*atom */ );
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extern _X_EXPORT const char *NameForAtom(Atom /*atom */ );
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extern _X_EXPORT void
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AtomError(void)
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_X_NORETURN;
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extern _X_EXPORT void
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FreeAllAtoms(void);
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extern _X_EXPORT void
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InitAtoms(void);
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/* main.c */
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extern _X_EXPORT void
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SetVendorRelease(int release);
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extern _X_EXPORT void
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SetVendorString(const char *string);
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int
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dix_main(int argc, char *argv[], char *envp[]);
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/* events.c */
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extern void
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SetMaskForEvent(int /* deviceid */ ,
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Mask /* mask */ ,
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int /* event */ );
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extern _X_EXPORT void
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ConfineToShape(DeviceIntPtr /* pDev */ ,
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RegionPtr /* shape */ ,
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int * /* px */ ,
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int * /* py */ );
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extern _X_EXPORT Bool
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IsParent(WindowPtr /* maybeparent */ ,
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WindowPtr /* child */ );
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extern _X_EXPORT WindowPtr
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GetCurrentRootWindow(DeviceIntPtr pDev);
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extern _X_EXPORT WindowPtr
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GetSpriteWindow(DeviceIntPtr pDev);
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extern _X_EXPORT void
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NoticeTime(const DeviceIntPtr dev,
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TimeStamp time);
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extern _X_EXPORT void
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NoticeEventTime(InternalEvent *ev,
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DeviceIntPtr dev);
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extern _X_EXPORT TimeStamp
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LastEventTime(int deviceid);
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extern _X_EXPORT Bool
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LastEventTimeWasReset(int deviceid);
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extern _X_EXPORT void
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LastEventTimeToggleResetFlag(int deviceid, Bool state);
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extern _X_EXPORT void
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LastEventTimeToggleResetAll(Bool state);
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extern void
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EnqueueEvent(InternalEvent * /* ev */ ,
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DeviceIntPtr /* device */ );
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extern void
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PlayReleasedEvents(void);
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extern void
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ActivatePointerGrab(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
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DeactivatePointerGrab(DeviceIntPtr /* mouse */ );
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extern void
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ActivateKeyboardGrab(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
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DeactivateKeyboardGrab(DeviceIntPtr /* keybd */ );
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extern BOOL
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ActivateFocusInGrab(DeviceIntPtr /* dev */ ,
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WindowPtr /* old */ ,
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WindowPtr /* win */ );
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extern void
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AllowSome(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
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ReleaseActiveGrabs(ClientPtr client);
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extern GrabPtr
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CheckPassiveGrabsOnWindow(WindowPtr /* pWin */ ,
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DeviceIntPtr /* device */ ,
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InternalEvent * /* event */ ,
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BOOL /* checkCore */ ,
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BOOL /* activate */ );
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extern _X_EXPORT int
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DeliverEventsToWindow(DeviceIntPtr /* pWin */ ,
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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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extern _X_EXPORT void
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DeliverRawEvent(RawDeviceEvent * /* ev */ ,
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DeviceIntPtr /* dev */
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);
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extern int
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DeliverDeviceEvents(WindowPtr /* pWin */ ,
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InternalEvent * /* event */ ,
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GrabPtr /* grab */ ,
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WindowPtr /* stopAt */ ,
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DeviceIntPtr /* dev */ );
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extern int
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DeliverOneGrabbedEvent(InternalEvent * /* event */ ,
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DeviceIntPtr /* dev */ ,
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enum InputLevel /* level */ );
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extern void
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DeliverTouchEvents(DeviceIntPtr /* dev */ ,
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TouchPointInfoPtr /* ti */ ,
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InternalEvent * /* ev */ ,
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XID /* resource */ );
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extern void
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InitializeSprite(DeviceIntPtr /* pDev */ ,
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WindowPtr /* pWin */ );
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extern void
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FreeSprite(DeviceIntPtr pDev);
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extern void
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UpdateSpriteForScreen(DeviceIntPtr /* pDev */ ,
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ScreenPtr /* pScreen */ );
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extern _X_EXPORT void
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WindowHasNewCursor(WindowPtr /* pWin */ );
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extern Bool
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CheckDeviceGrabs(DeviceIntPtr /* device */ ,
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DeviceEvent * /* event */ ,
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WindowPtr /* ancestor */ );
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extern void
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DeliverFocusedEvent(DeviceIntPtr /* keybd */ ,
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InternalEvent * /* event */ ,
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WindowPtr /* window */ );
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extern int
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DeliverGrabbedEvent(InternalEvent * /* event */ ,
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DeviceIntPtr /* thisDev */ ,
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Bool /* deactivateGrab */ );
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extern void
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FixKeyState(DeviceEvent * /* event */ ,
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DeviceIntPtr /* keybd */ );
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extern void
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RecalculateDeliverableEvents(WindowPtr /* pWin */ );
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extern _X_EXPORT int
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OtherClientGone(void *value,
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XID id);
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extern void
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DoFocusEvents(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
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SetInputFocus(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
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GrabDevice(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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GrabMask * /* mask */ ,
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int /* grabtype */ ,
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Cursor /* curs */ ,
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Window /* confineToWin */ ,
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CARD8 * /* status */ );
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extern void
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InitEvents(void);
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extern void
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CloseDownEvents(void);
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extern void
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DeleteWindowFromAnyEvents(WindowPtr /* pWin */ ,
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Bool /* freeResources */ );
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extern Mask
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EventMaskForClient(WindowPtr /* pWin */ ,
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ClientPtr /* client */ );
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extern _X_EXPORT int
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DeliverEvents(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 Bool
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CheckMotion(DeviceEvent * /* ev */ ,
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DeviceIntPtr /* pDev */ );
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extern _X_EXPORT void
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WriteEventsToClient(ClientPtr /*pClient */ ,
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int /*count */ ,
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xEventPtr /*events */ );
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extern _X_EXPORT int
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TryClientEvents(ClientPtr /*client */ ,
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DeviceIntPtr /* device */ ,
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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 _X_EXPORT void
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WindowsRestructured(void);
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extern int
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SetClientPointer(ClientPtr /* client */ ,
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DeviceIntPtr /* device */ );
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extern _X_EXPORT DeviceIntPtr
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PickPointer(ClientPtr /* client */ );
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extern _X_EXPORT DeviceIntPtr
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PickKeyboard(ClientPtr /* client */ );
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extern Bool
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IsInterferingGrab(ClientPtr /* client */ ,
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DeviceIntPtr /* dev */ ,
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xEvent * /* events */ );
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#ifdef PANORAMIX
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extern _X_EXPORT void
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ReinitializeRootWindow(WindowPtr win, int xoff, int yoff);
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#endif
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#ifdef RANDR
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extern _X_EXPORT void
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ScreenRestructured(ScreenPtr pScreen);
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#endif
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#ifndef HAVE_FFS
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extern _X_EXPORT int
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ffs(int i);
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#endif
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/*
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* ServerGrabCallback stuff
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*/
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extern _X_EXPORT CallbackListPtr ServerGrabCallback;
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typedef enum { SERVER_GRABBED, SERVER_UNGRABBED,
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CLIENT_PERVIOUS, CLIENT_IMPERVIOUS
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} ServerGrabState;
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typedef struct {
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ClientPtr client;
|
|
ServerGrabState grabstate;
|
|
} ServerGrabInfoRec;
|
|
|
|
/*
|
|
* EventCallback stuff
|
|
*/
|
|
|
|
extern _X_EXPORT CallbackListPtr EventCallback;
|
|
|
|
typedef struct {
|
|
ClientPtr client;
|
|
xEventPtr events;
|
|
int count;
|
|
} EventInfoRec;
|
|
|
|
/*
|
|
* DeviceEventCallback stuff
|
|
*/
|
|
|
|
extern _X_EXPORT CallbackListPtr DeviceEventCallback;
|
|
|
|
typedef struct {
|
|
InternalEvent *event;
|
|
DeviceIntPtr device;
|
|
} DeviceEventInfoRec;
|
|
|
|
extern int
|
|
XItoCoreType(int xi_type);
|
|
extern Bool
|
|
DevHasCursor(DeviceIntPtr pDev);
|
|
extern _X_EXPORT Bool
|
|
IsPointerDevice(DeviceIntPtr dev);
|
|
extern _X_EXPORT Bool
|
|
IsKeyboardDevice(DeviceIntPtr dev);
|
|
extern Bool
|
|
IsPointerEvent(InternalEvent *event);
|
|
extern Bool
|
|
IsTouchEvent(InternalEvent *event);
|
|
extern _X_EXPORT Bool
|
|
IsMaster(DeviceIntPtr dev);
|
|
extern _X_EXPORT Bool
|
|
IsFloating(DeviceIntPtr dev);
|
|
|
|
extern _X_HIDDEN void
|
|
CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master);
|
|
extern _X_HIDDEN int
|
|
CorePointerProc(DeviceIntPtr dev, int what);
|
|
extern _X_HIDDEN int
|
|
CoreKeyboardProc(DeviceIntPtr dev, int what);
|
|
|
|
extern _X_EXPORT void *lastGLContext;
|
|
|
|
#endif /* DIX_H */
|