113 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			113 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			C
		
	
	
	
| /***********************************************************
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| 
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| Copyright 1987, 1998  The Open Group
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 
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| Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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| 
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|                         All Rights Reserved
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| 
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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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| 
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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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| ******************************************************************/
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| 
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| #ifndef EXTENSIONSTRUCT_H
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| #define EXTENSIONSTRUCT_H 
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| 
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| #include "dix.h"
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| #include "misc.h"
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| #include "screenint.h"
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| #include "extension.h"
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| #include "gc.h"
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| #include "privates.h"
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| 
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| typedef struct _ExtensionEntry {
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|     int index;
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|     void (* CloseDown)(	/* called at server shutdown */
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| 	struct _ExtensionEntry * /* extension */);
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|     char *name;               /* extension name */
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|     int base;                 /* base request number */
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|     int eventBase;            
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|     int eventLast;
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|     int errorBase;
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|     int errorLast;
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|     int num_aliases;
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|     char **aliases;
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|     pointer extPrivate;
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|     unsigned short (* MinorOpcode)(	/* called for errors */
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| 	ClientPtr /* client */);
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|     PrivateRec *devPrivates;
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| } ExtensionEntry;
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| 
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| /* 
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|  * The arguments may be different for extension event swapping functions.
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|  * Deal with this by casting when initializing the event's EventSwapVector[]
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|  * entries.
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|  */
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| typedef void (*EventSwapPtr) (xEvent *, xEvent *);
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| 
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| extern _X_EXPORT EventSwapPtr EventSwapVector[128];
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| 
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| extern _X_EXPORT void NotImplemented (	/* FIXME: this may move to another file... */
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| 	xEvent *,
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| 	xEvent *) _X_NORETURN;
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| 
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| #define    SetGCVector(pGC, VectorElement, NewRoutineAddress, Atom)    \
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|     pGC->VectorElement = NewRoutineAddress;
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| 
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| #define    GetGCValue(pGC, GCElement)    (pGC->GCElement)
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| 
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| extern _X_EXPORT ExtensionEntry *AddExtension(
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|     char* /*name*/,
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|     int /*NumEvents*/,
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|     int /*NumErrors*/,
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|     int (* /*MainProc*/)(ClientPtr /*client*/),
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|     int (* /*SwappedMainProc*/)(ClientPtr /*client*/),
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|     void (* /*CloseDownProc*/)(ExtensionEntry * /*extension*/),
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|     unsigned short (* /*MinorOpcodeProc*/)(ClientPtr /*client*/)
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| );
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| 
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| extern _X_EXPORT Bool AddExtensionAlias(
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|     char* /*alias*/,
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|     ExtensionEntry * /*extension*/);
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| 
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| extern _X_EXPORT ExtensionEntry *CheckExtension(const char *extname);
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| extern _X_EXPORT ExtensionEntry *GetExtensionEntry(int major);
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| 
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| #endif /* EXTENSIONSTRUCT_H */
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| 
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