xlibint.h

早期freebsd实现

 */
#define CI_GET_CHAR_INFO_1D(fs,col,def,cs) \
{ \
    cs = def; \
    if (col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \
	if (fs->per_char == NULL) { \
	    cs = &fs->min_bounds; \
	} else { \
	    cs = &fs->per_char[(col - fs->min_char_or_byte2)]; \
	    if (CI_NONEXISTCHAR(cs)) cs = def; \
	} \
    } \
}

#define CI_GET_DEFAULT_INFO_1D(fs,cs) \
  CI_GET_CHAR_INFO_1D (fs, fs->default_char, NULL, cs)



/*
 * CI_GET_CHAR_INFO_2D - return the charinfo struct for the indicated row and 
 * column.  This is used for fonts that have more than row zero.
 */
#define CI_GET_CHAR_INFO_2D(fs,row,col,def,cs) \
{ \
    cs = def; \
    if (row >= fs->min_byte1 && row <= fs->max_byte1 && \
	col >= fs->min_char_or_byte2 && col <= fs->max_char_or_byte2) { \
	if (fs->per_char == NULL) { \
	    cs = &fs->min_bounds; \
	} else { \
	    cs = &fs->per_char[((row - fs->min_byte1) * \
			        (fs->max_char_or_byte2 - \
				 fs->min_char_or_byte2 + 1)) + \
			       (col - fs->min_char_or_byte2)]; \
	    if (CI_NONEXISTCHAR(cs)) cs = def; \
        } \
    } \
}

#define CI_GET_DEFAULT_INFO_2D(fs,cs) \
{ \
    unsigned int r = (fs->default_char >> 8); \
    unsigned int c = (fs->default_char & 0xff); \
    CI_GET_CHAR_INFO_2D (fs, r, c, NULL, cs); \
}





#ifdef MUSTCOPY

/* a little bit of magic */
#define OneDataCard32(dpy,dstaddr,srcvar) \
  { dpy->bufptr -= 4; Data32 (dpy, (char *) &(srcvar), 4); }

#define STARTITERATE(tpvar,type,start,endcond,decr) \
  { register char *cpvar; \
  for (cpvar = (char *) start; endcond; cpvar = NEXTPTR(cpvar,type), decr) { \
    type dummy; bcopy (cpvar, (char *) &dummy, SIZEOF(type)); \
    tpvar = (type *) cpvar;
#define ENDITERATE }}

#else

/* srcvar must be a variable for large architecture version */
#define OneDataCard32(dpy,dstaddr,srcvar) \
  { *(unsigned long *)(dstaddr) = (srcvar); }

#define STARTITERATE(tpvar,type,start,endcond,decr) \
  for (tpvar = (type *) start; endcond; tpvar++, decr) {
#define ENDITERATE }

#endif /* MUSTCOPY - used machines whose C structs don't line up with proto */

/*
 * This structure is private to the library.
 */
typedef struct _XFreeFuncs {
    void (*atoms)();		/* _XFreeAtomTable */
    int (*modifiermap)();	/* XFreeModifierMap */
    void (*key_bindings)();	/* _XFreeKeyBindings */
    void (*context_db)();	/* _XFreeContextDB */
    void (*defaultCCCs)();	/* _XcmsFreeDefaultCCCs */
    void (*clientCmaps)();	/* _XcmsFreeClientCmaps */
    void (*intensityMaps)();	/* _XcmsFreeIntensityMaps */
    void (*im_filters)();	/* _XFreeIMFilters */
} _XFreeFuncRec;

/*
 * This structure is private to the library.
 */
typedef struct _XExten {	/* private to extension mechanism */
	struct _XExten *next;	/* next in list */
	XExtCodes codes;	/* public information, all extension told */
	int (*create_GC)();	/* routine to call when GC created */
	int (*copy_GC)();	/* routine to call when GC copied */
	int (*flush_GC)();	/* routine to call when GC flushed */
	int (*free_GC)();	/* routine to call when GC freed */
	int (*create_Font)();	/* routine to call when Font created */
	int (*free_Font)();	/* routine to call when Font freed */
	int (*close_display)();	/* routine to call when connection closed */
	int (*error)();		/* who to call when an error occurs */
        char *(*error_string)();  /* routine to supply error string */
	char *name;		/* name of this extension */
	void (*error_values)(); /* routine to supply error values */
} _XExtension;


/* extension hooks */

_XFUNCPROTOBEGIN

#ifdef DataRoutineIsProcedure
extern void Data();
#endif
extern int _XError();			/* prepare to upcall user handler */
extern int _XIOError();			/* prepare to upcall user handler */
extern int (*_XIOErrorFunction)();	/* X system error reporting routine. */
extern int (*_XErrorFunction)();	/* X_Error event reporting routine. */
extern void _XEatData();		/* swallow data from server */
extern char *_XAllocScratch();		/* fast memory allocator */
extern Visual *_XVIDtoVisual();		/* given visual id, find structure */
extern unsigned long _XSetLastRequestRead();	/* update dpy->last_request_read */
extern int _XGetHostname();		/* get name of this machine */
extern Screen *_XScreenOfWindow ();	/* get Screen pointer for window */

extern int (*XESetCreateGC(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
	      GC			/* gc */,
	      XExtCodes*		/* codes */
#endif
	    )		/* proc */
#endif
))(
#if NeedNestedPrototypes
    Display*, GC, XExtCodes*
#endif
);

extern int (*XESetCopyGC(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
              GC			/* gc */,
              XExtCodes*		/* codes */
#endif
            )		/* proc */	      
#endif
))(
#if NeedNestedPrototypes
    Display*, GC, XExtCodes*
#endif
);

extern int (*XESetFlushGC(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extenstion */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
              GC			/* gc */,
              XExtCodes*		/* codes */
#endif
            )		/* proc */	     
#endif
))(
#if NeedNestedPrototypes
    Display*, GC, XExtCodes*
#endif
);

extern int (*XESetFreeGC(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
              GC			/* gc */,
              XExtCodes*		/* codes */
#endif
            )		/* proc */	     
#endif
))(
#if NeedNestedPrototypes
    Display*, GC, XExtCodes*
#endif
);

extern int (*XESetCreateFont(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
              XFontStruct*		/* fs */,
              XExtCodes*		/* codes */
#endif
            )		/* proc */    
#endif
))(
#if NeedNestedPrototypes
    Display*, XFontStruct*, XExtCodes*
#endif
);

extern int (*XESetFreeFont(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
              XFontStruct*		/* fs */,
              XExtCodes*		/* codes */
#endif
            )		/* proc */    
#endif
))(
#if NeedNestedPrototypes
    Display*, XFontStruct*, XExtCodes*
#endif
); 

extern int (*XESetCloseDisplay(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
              XExtCodes*		/* codes */
#endif
            )		/* proc */    
#endif
))(
#if NeedNestedPrototypes
    Display*, XExtCodes*
#endif
);

extern int (*XESetError(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
              xError*			/* err */,
              XExtCodes*		/* codes */,
              int*			/* ret_code */
#endif
            )		/* proc */    
#endif
))(
#if NeedNestedPrototypes
    Display*, xError*, XExtCodes*, int*
#endif
);

extern char* (*XESetErrorString(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    char* (*) (
#if NeedNestedPrototypes
	        Display*		/* display */,
                int			/* code */,
                XExtCodes*		/* codes */,
                char*			/* buffer */,
                int			/* nbytes */
#endif
              )		/* proc */	       
#endif
))(
#if NeedNestedPrototypes
    Display*, int, XExtCodes*, char*, int
#endif
);

extern void (*XESetPrintErrorValues (
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* extension */,
    void (*)(
#if NeedNestedPrototypes
	      Display*			/* display */,
	      XErrorEvent*		/* ev */,
	      void*			/* fp */
#endif
	     )		/* proc */
#endif
))(
#if NeedNestedPrototypes
    Display*, XErrorEvent*, void*
#endif
);

extern int (*XESetWireToEvent(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* event_number */,
    Bool (*) (
#if NeedNestedPrototypes
	       Display*			/* display */,
               XEvent*			/* re */,
               xEvent*			/* event */
#endif
             )		/* proc */    
#endif
))(
#if NeedNestedPrototypes
    Display*, XEvent*, xEvent*
#endif
);

extern Status (*XESetEventToWire(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* event_number */,
    int (*) (
#if NeedNestedPrototypes
	      Display*			/* display */,
              XEvent*			/* re */,
              xEvent*			/* event */
#endif
            )		/* proc */   
#endif
))(
#if NeedNestedPrototypes
    Display*, XEvent*, xEvent*
#endif
);

extern Status (*XESetWireToError(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* error_number */,
    Bool (*) (
#if NeedNestedPrototypes
	       Display*			/* display */,
	       XErrorEvent*		/* he */,
	       xError*			/* we */
#endif
            )		/* proc */   
#endif
))(
#if NeedNestedPrototypes
    Display*, XErrorEvent*, xError*
#endif
);

_XFUNCPROTOEND