108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
/* $XFree86: xc/programs/Xserver/include/extnsionst.h,v 3.9 2003/07/16 01:38:52 dawes Exp $ */
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#ifndef EXTENSIONSTRUCT_H
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#define EXTENSIONSTRUCT_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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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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#ifdef XCSECURITY
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Bool secure; /* extension visible to untrusted clients? */
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#endif
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} ExtensionEntry;
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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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extern EventSwapPtr EventSwapVector[128];
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extern void NotImplemented ( /* FIXME: this may move to another file... */
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xEvent *,
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xEvent *);
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typedef void (* ExtensionLookupProc)(
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#ifdef EXTENSION_PROC_ARGS
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EXTENSION_PROC_ARGS
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#else
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/* args no longer indeterminate */
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char *name,
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GCPtr pGC
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#endif
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);
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typedef struct _ProcEntry {
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char *name;
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ExtensionLookupProc proc;
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} ProcEntryRec, *ProcEntryPtr;
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typedef struct _ScreenProcEntry {
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int num;
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ProcEntryPtr procList;
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} ScreenProcEntry;
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#define SetGCVector(pGC, VectorElement, NewRoutineAddress, Atom) \
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pGC->VectorElement = NewRoutineAddress;
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#define GetGCValue(pGC, GCElement) (pGC->GCElement)
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extern 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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extern Bool AddExtensionAlias(
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char* /*alias*/,
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ExtensionEntry * /*extension*/);
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extern ExtensionEntry *CheckExtension(const char *extname);
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extern ExtensionEntry *CheckExtension(const char *extname);
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extern ExtensionLookupProc LookupProc(
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char* /*name*/,
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GCPtr /*pGC*/);
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extern Bool RegisterProc(
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char* /*name*/,
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GCPtr /*pGC*/,
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ExtensionLookupProc /*proc*/);
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extern Bool RegisterScreenProc(
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char* /*name*/,
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ScreenPtr /*pScreen*/,
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ExtensionLookupProc /*proc*/);
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extern void DeclareExtensionSecurity(
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char * /*extname*/,
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Bool /*secure*/);
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#endif /* EXTENSIONSTRUCT_H */
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