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- /************************************************************
- Copyright 1989 by The Massachusetts Institute of Technology
-
- Permission to use, copy, modify, and distribute this
- software and its documentation for any purpose and without
- fee is hereby granted, provided that the above copyright
- no- tice appear in all copies and that both that copyright
- no- tice and this permission notice appear in supporting
- docu- mentation, and that the name of MIT not be used in
- advertising or publicity pertaining to distribution of the
- software without specific prior written permission.
- M.I.T. makes no representation about the suitability of
- this software for any purpose. It is provided "as is"
- without any express or implied warranty.
-
- ********************************************************/
-
- /* EXPERIMENTAL! THIS HAS NO OFFICIAL X CONSORTIUM BLESSING */
-
- /* $XConsortium: XShm.h,v 1.4 89/08/31 12:58:22 rws Exp $ */
-
- #ifndef _XSHM_H_
- #define _XSHM_H_
-
- #define X_ShmQueryVersion 0
- #define X_ShmAttach 1
- #define X_ShmDetach 2
- #define X_ShmPutImage 3
- #define X_ShmGetImage 4
- #define X_ShmCreatePixmap 5
-
- #define ShmCompletion 0
- #define ShmNumberEvents (ShmCompletion + 1)
-
- #define BadShmSeg 0
- #define ShmNumberErrors (BadShmSeg + 1)
-
- typedef unsigned long ShmSeg;
-
- #ifndef _XSHM_SERVER_
- typedef struct _XShmCompletionEvent { /* POHC 92/02/14 */
- int type; /* of event */
- unsigned long serial; /* # of last request processed by server */
- Bool send_event; /* true if this came frome a SendEvent request */
- Display *display; /* Display the event was read from */
- Drawable drawable; /* drawable of request */
- int major_code; /* ShmReqCode */
- int minor_code; /* X_ShmPutImage */
- ShmSeg shmseg; /* the ShmSeg used in the request */
- unsigned long offset; /* the offset into ShmSeg used in the request */
- } XShmCompletionEvent;
-
- typedef struct _XShmSegmentInfo { /* POHC 92/02/14 */
- ShmSeg shmseg; /* resource id */
- int shmid; /* kernel id */
- char *shmaddr; /* address in client */
- Bool readOnly; /* how the server should attach it */
- } XShmSegmentInfo;
-
- Bool XShmQueryVersion();
- Status XShmAttach(), XShmDetach(), XShmPutImage(), XShmGetImage();
- XImage *XShmCreateImage();
- Pixmap XShmCreatePixmap();
-
- #endif
-
- #endif