/* $Xorg: resource.h,v 1.4 2000/08/17 19:53:30 cpqbld Exp $ */ /*********************************************************** Copyright 1987, 1989, 1998 The Open Group All Rights Reserved. The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. Except as contained in this notice, the name of The Open Group shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from The Open Group. Copyright 1987, 1989 by Digital Equipment Corporation, Maynard, Massachusetts. All Rights Reserved 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 notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the name of Digital not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ******************************************************************/ /* $XFree86: xc/programs/Xserver/include/resource.h,v 1.9 2001/02/02 21:39:02 herrb Exp $ */ #ifndef RESOURCE_H #define RESOURCE_H 1 #include "misc.h" /***************************************************************** * STUFF FOR RESOURCES *****************************************************************/ /* classes for Resource routines */ typedef unsigned long RESTYPE; #define RC_VANILLA ((RESTYPE)0) #define RC_CACHED ((RESTYPE)1<<31) #define RC_DRAWABLE ((RESTYPE)1<<30) /* Use class RC_NEVERRETAIN for resources that should not be retained * regardless of the close down mode when the client dies. (A client's * event selections on objects that it doesn't own are good candidates.) * Extensions can use this too! */ #define RC_NEVERRETAIN ((RESTYPE)1<<29) #define RC_LASTPREDEF RC_NEVERRETAIN #define RC_ANY (~(RESTYPE)0) /* types for Resource routines */ #define RT_WINDOW ((RESTYPE)1|RC_CACHED|RC_DRAWABLE) #define RT_PIXMAP ((RESTYPE)2|RC_CACHED|RC_DRAWABLE) #define RT_GC ((RESTYPE)3|RC_CACHED) #undef RT_FONT #undef RT_CURSOR #define RT_FONT ((RESTYPE)4) #define RT_CURSOR ((RESTYPE)5) #define RT_COLORMAP ((RESTYPE)6) #define RT_CMAPENTRY ((RESTYPE)7) #define RT_OTHERCLIENT ((RESTYPE)8|RC_NEVERRETAIN) #define RT_PASSIVEGRAB ((RESTYPE)9|RC_NEVERRETAIN) #define RT_LASTPREDEF ((RESTYPE)9) #define RT_NONE ((RESTYPE)0) /* bits and fields within a resource id */ #define RESOURCE_AND_CLIENT_COUNT 29 /* 29 bits for XIDs */ #if MAXCLIENTS == 64 #define RESOURCE_CLIENT_BITS 6 #endif #if MAXCLIENTS == 128 #define RESOURCE_CLIENT_BITS 7 #endif #if MAXCLIENTS == 256 #define RESOURCE_CLIENT_BITS 8 #endif #if MAXCLIENTS == 512 #define RESOURCE_CLIENT_BITS 9 #endif /* client field offset */ #define CLIENTOFFSET (RESOURCE_AND_CLIENT_COUNT - RESOURCE_CLIENT_BITS) /* resource field */ #define RESOURCE_ID_MASK ((1 << CLIENTOFFSET) - 1) /* client field */ #define RESOURCE_CLIENT_MASK (((1 << RESOURCE_CLIENT_BITS) - 1) << CLIENTOFFSET) /* extract the client mask from an XID */ #define CLIENT_BITS(id) ((id) & RESOURCE_CLIENT_MASK) /* extract the client id from an XID */ #define CLIENT_ID(id) ((int)(CLIENT_BITS(id) >> CLIENTOFFSET)) #define SERVER_BIT (Mask)0x40000000 /* use illegal bit */ #ifdef INVALID #undef INVALID /* needed on HP/UX */ #endif /* Invalid resource id */ #define INVALID (0) #define BAD_RESOURCE 0xe0000000 typedef int (*DeleteType)( #if NeedNestedPrototypes pointer /*value*/, XID /*id*/ #endif ); typedef void (*FindResType)( #if NeedNestedPrototypes pointer /*value*/, XID /*id*/, pointer /*cdata*/ #endif ); typedef Bool (*FindComplexResType)( #if NeedNestedPrototypes pointer /*value*/, XID /*id*/, pointer /*cdata*/ #endif ); extern RESTYPE CreateNewResourceType( #if NeedFunctionPrototypes DeleteType /*deleteFunc*/ #endif ); extern RESTYPE CreateNewResourceClass( #if NeedFunctionPrototypes void #endif ); extern Bool InitClientResources( #if NeedFunctionPrototypes ClientPtr /*client*/ #endif ); extern XID FakeClientID( #if NeedFunctionPrototypes int /*client*/ #endif ); /* Quartz support on Mac OS X uses the CarbonCore framework whose AddResource function conflicts here. */ #ifdef __DARWIN__ #define AddResource Darwin_X_AddResource #endif extern Bool AddResource( #if NeedFunctionPrototypes XID /*id*/, RESTYPE /*type*/, pointer /*value*/ #endif ); extern void FreeResource( #if NeedFunctionPrototypes XID /*id*/, RESTYPE /*skipDeleteFuncType*/ #endif ); extern void FreeResourceByType( #if NeedFunctionPrototypes XID /*id*/, RESTYPE /*type*/, Bool /*skipFree*/ #endif ); extern Bool ChangeResourceValue( #if NeedFunctionPrototypes XID /*id*/, RESTYPE /*rtype*/, pointer /*value*/ #endif ); extern void FindClientResourcesByType( #if NeedFunctionPrototypes ClientPtr /*client*/, RESTYPE /*type*/, FindResType /*func*/, pointer /*cdata*/ #endif ); extern void FreeClientNeverRetainResources( #if NeedFunctionPrototypes ClientPtr /*client*/ #endif ); extern void FreeClientResources( #if NeedFunctionPrototypes ClientPtr /*client*/ #endif ); extern void FreeAllResources( #if NeedFunctionPrototypes void #endif ); extern Bool LegalNewID( #if NeedFunctionPrototypes XID /*id*/, ClientPtr /*client*/ #endif ); extern pointer LookupIDByType( #if NeedFunctionPrototypes XID /*id*/, RESTYPE /*rtype*/ #endif ); extern pointer LookupIDByClass( #if NeedFunctionPrototypes XID /*id*/, RESTYPE /*classes*/ #endif ); extern pointer LookupClientResourceComplex( #if NeedFunctionPrototypes ClientPtr client, RESTYPE type, FindComplexResType func, pointer cdata #endif ); /* These are the access modes that can be passed in the last parameter * to SecurityLookupIDByType/Class. The Security extension doesn't * currently make much use of these; they're mainly provided as an * example of what you might need for discretionary access control. * You can or these values together to indicate multiple modes * simultaneously. */ #define SecurityUnknownAccess 0 /* don't know intentions */ #define SecurityReadAccess (1<<0) /* inspecting the object */ #define SecurityWriteAccess (1<<1) /* changing the object */ #define SecurityDestroyAccess (1<<2) /* destroying the object */ #ifdef XCSECURITY extern pointer SecurityLookupIDByType( #if NeedFunctionPrototypes ClientPtr /*client*/, XID /*id*/, RESTYPE /*rtype*/, Mask /*access_mode*/ #endif ); extern pointer SecurityLookupIDByClass( #if NeedFunctionPrototypes ClientPtr /*client*/, XID /*id*/, RESTYPE /*classes*/, Mask /*access_mode*/ #endif ); #else /* not XCSECURITY */ #define SecurityLookupIDByType(client, id, rtype, access_mode) \ LookupIDByType(id, rtype) #define SecurityLookupIDByClass(client, id, classes, access_mode) \ LookupIDByClass(id, classes) #endif /* XCSECURITY */ extern void GetXIDRange( #if NeedFunctionPrototypes int /*client*/, Bool /*server*/, XID * /*minp*/, XID * /*maxp*/ #endif ); extern unsigned int GetXIDList( #if NeedFunctionPrototypes ClientPtr /*client*/, unsigned int /*count*/, XID * /*pids*/ #endif ); #endif /* RESOURCE_H */