273 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			273 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			C
		
	
	
	
| /***********************************************************
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| 
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| Copyright 1987, 1989, 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, 1989 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 RESOURCE_H
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| #define RESOURCE_H 1
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| #include "misc.h"
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| #include "dixaccess.h"
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| 
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| /*****************************************************************
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|  * STUFF FOR RESOURCES 
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|  *****************************************************************/
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| 
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| /* classes for Resource routines */
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| 
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| typedef unsigned long RESTYPE;
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| 
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| #define RC_VANILLA	((RESTYPE)0)
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| #define RC_CACHED	((RESTYPE)1<<31)
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| #define RC_DRAWABLE	((RESTYPE)1<<30)
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| /*  Use class RC_NEVERRETAIN for resources that should not be retained
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|  *  regardless of the close down mode when the client dies.  (A client's
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|  *  event selections on objects that it doesn't own are good candidates.)
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|  *  Extensions can use this too!
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|  */
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| #define RC_NEVERRETAIN	((RESTYPE)1<<29)
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| #define RC_LASTPREDEF	RC_NEVERRETAIN
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| #define RC_ANY		(~(RESTYPE)0)
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| 
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| /* types for Resource routines */
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| 
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| #define RT_WINDOW	((RESTYPE)1|RC_DRAWABLE)
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| #define RT_PIXMAP	((RESTYPE)2|RC_DRAWABLE)
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| #define RT_GC		((RESTYPE)3)
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| #undef RT_FONT
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| #undef RT_CURSOR
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| #define RT_FONT		((RESTYPE)4)
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| #define RT_CURSOR	((RESTYPE)5)
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| #define RT_COLORMAP	((RESTYPE)6)
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| #define RT_CMAPENTRY	((RESTYPE)7)
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| #define RT_OTHERCLIENT	((RESTYPE)8|RC_NEVERRETAIN)
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| #define RT_PASSIVEGRAB	((RESTYPE)9|RC_NEVERRETAIN)
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| #define RT_LASTPREDEF	((RESTYPE)9)
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| #define RT_NONE		((RESTYPE)0)
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| 
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| /* bits and fields within a resource id */
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| #define RESOURCE_AND_CLIENT_COUNT   29			/* 29 bits for XIDs */
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| #if MAXCLIENTS == 64
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| #define RESOURCE_CLIENT_BITS	6
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| #endif
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| #if MAXCLIENTS == 128
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| #define RESOURCE_CLIENT_BITS	7
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| #endif
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| #if MAXCLIENTS == 256
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| #define RESOURCE_CLIENT_BITS	8
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| #endif
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| #if MAXCLIENTS == 512
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| #define RESOURCE_CLIENT_BITS	9
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| #endif
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| /* client field offset */
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| #define CLIENTOFFSET	    (RESOURCE_AND_CLIENT_COUNT - RESOURCE_CLIENT_BITS)
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| /* resource field */
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| #define RESOURCE_ID_MASK	((1 << CLIENTOFFSET) - 1)
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| /* client field */
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| #define RESOURCE_CLIENT_MASK	(((1 << RESOURCE_CLIENT_BITS) - 1) << CLIENTOFFSET)
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| /* extract the client mask from an XID */
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| #define CLIENT_BITS(id) ((id) & RESOURCE_CLIENT_MASK)
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| /* extract the client id from an XID */
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| #define CLIENT_ID(id) ((int)(CLIENT_BITS(id) >> CLIENTOFFSET))
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| #define SERVER_BIT		(Mask)0x40000000	/* use illegal bit */
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| 
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| #ifdef INVALID
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| #undef INVALID	/* needed on HP/UX */
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| #endif
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| 
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| /* Invalid resource id */
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| #define INVALID	(0)
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| 
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| #define BAD_RESOURCE 0xe0000000
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| 
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| /* Resource state callback */
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| extern CallbackListPtr ResourceStateCallback;
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| 
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| typedef enum {ResourceStateAdding,
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| 	      ResourceStateFreeing} ResourceState;
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| 
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| typedef struct {
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|     ResourceState state;
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|     XID id;
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|     RESTYPE type;
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|     pointer value;
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| } ResourceStateInfoRec;
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| 
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| typedef int (*DeleteType)(
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|     pointer /*value*/,
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|     XID /*id*/);
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| 
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| typedef void (*FindResType)(
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|     pointer /*value*/,
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|     XID /*id*/,
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|     pointer /*cdata*/);
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| 
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| typedef void (*FindAllRes)(
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|     pointer /*value*/,
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|     XID /*id*/,
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|     RESTYPE /*type*/,
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|     pointer /*cdata*/);
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| 
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| typedef Bool (*FindComplexResType)(
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|     pointer /*value*/,
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|     XID /*id*/,
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|     pointer /*cdata*/);
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| 
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| extern RESTYPE CreateNewResourceType(
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|     DeleteType /*deleteFunc*/);
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| 
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| extern RESTYPE CreateNewResourceClass(void);
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| 
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| extern Bool InitClientResources(
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|     ClientPtr /*client*/);
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| 
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| extern XID FakeClientID(
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|     int /*client*/);
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| 
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| /* Quartz support on Mac OS X uses the CarbonCore
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|    framework whose AddResource function conflicts here. */
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| #ifdef __APPLE__
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| #define AddResource Darwin_X_AddResource
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| #endif
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| extern Bool AddResource(
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|     XID /*id*/,
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|     RESTYPE /*type*/,
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|     pointer /*value*/);
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| 
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| extern void FreeResource(
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|     XID /*id*/,
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|     RESTYPE /*skipDeleteFuncType*/);
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| 
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| extern void FreeResourceByType(
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|     XID /*id*/,
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|     RESTYPE /*type*/,
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|     Bool /*skipFree*/);
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| 
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| extern Bool ChangeResourceValue(
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|     XID /*id*/,
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|     RESTYPE /*rtype*/,
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|     pointer /*value*/);
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| 
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| extern void FindClientResourcesByType(
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|     ClientPtr /*client*/,
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|     RESTYPE /*type*/,
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|     FindResType /*func*/,
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|     pointer /*cdata*/);
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| 
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| extern void FindAllClientResources(
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|     ClientPtr /*client*/,
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|     FindAllRes /*func*/,
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|     pointer /*cdata*/);
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| 
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| extern void FreeClientNeverRetainResources(
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|     ClientPtr /*client*/);
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| 
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| extern void FreeClientResources(
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|     ClientPtr /*client*/);
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| 
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| extern void FreeAllResources(void);
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| 
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| extern Bool LegalNewID(
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|     XID /*id*/,
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|     ClientPtr /*client*/);
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| 
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| extern pointer LookupClientResourceComplex(
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|     ClientPtr client,
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|     RESTYPE type,
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|     FindComplexResType func,
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|     pointer cdata);
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| 
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| extern int dixLookupResource(
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|     pointer *result,
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|     XID id,
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|     RESTYPE rtype,
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|     ClientPtr client,
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|     Mask access_mode);
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| 
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| extern void GetXIDRange(
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|     int /*client*/,
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|     Bool /*server*/,
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|     XID * /*minp*/,
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|     XID * /*maxp*/);
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| 
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| extern unsigned int GetXIDList(
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|     ClientPtr /*client*/,
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|     unsigned int /*count*/,
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|     XID * /*pids*/);
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| 
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| extern RESTYPE lastResourceType;
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| extern RESTYPE TypeMask;
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| 
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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 noted replacements instead.
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|  */
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| 
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| /* replaced by dixLookupResource */
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| extern pointer SecurityLookupIDByType(
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|     ClientPtr client,
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|     XID id,
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|     RESTYPE rtype,
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|     Mask access_mode);
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| 
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| /* replaced by dixLookupResource */
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| extern pointer SecurityLookupIDByClass(
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|     ClientPtr client,
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|     XID id,
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|     RESTYPE classes,
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|     Mask access_mode);
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| 
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| /* replaced by dixLookupResource */
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| extern pointer LookupIDByType(
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|     XID id,
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|     RESTYPE rtype);
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| 
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| /* replaced by dixLookupResource */
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| extern pointer LookupIDByClass(
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|     XID id,
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|     RESTYPE classes);
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| 
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| #endif /* RESOURCE_H */
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| 
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