xref: /onnv-gate/usr/src/lib/libast/common/include/ccode.h (revision 12068:08a39a083754)
14887Schin /***********************************************************************
24887Schin *                                                                      *
34887Schin *               This software is part of the ast package               *
4*12068SRoger.Faulkner@Oracle.COM *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
54887Schin *                      and is licensed under the                       *
64887Schin *                  Common Public License, Version 1.0                  *
78462SApril.Chin@Sun.COM *                    by AT&T Intellectual Property                     *
84887Schin *                                                                      *
94887Schin *                A copy of the License is available at                 *
104887Schin *            http://www.opensource.org/licenses/cpl1.0.txt             *
114887Schin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
124887Schin *                                                                      *
134887Schin *              Information and Software Systems Research               *
144887Schin *                            AT&T Research                             *
154887Schin *                           Florham Park NJ                            *
164887Schin *                                                                      *
174887Schin *                 Glenn Fowler <gsf@research.att.com>                  *
184887Schin *                  David Korn <dgk@research.att.com>                   *
194887Schin *                   Phong Vo <kpv@research.att.com>                    *
204887Schin *                                                                      *
214887Schin ***********************************************************************/
224887Schin #pragma prototyped
234887Schin 
244887Schin /*
254887Schin  * Glenn Fowler
264887Schin  * AT&T Research
274887Schin  *
284887Schin  * character code map interface
294887Schin  *
304887Schin  * NOTE: used for mapping between 8-bit character encodings
314887Schin  *	 ISO character sets are handled by sfio
324887Schin  */
334887Schin 
344887Schin #ifndef _CHARCODE_H
354887Schin #define _CHARCODE_H	1
364887Schin 
37*12068SRoger.Faulkner@Oracle.COM #include <ast_common.h>
384887Schin #include <ast_ccode.h>
394887Schin 
404887Schin typedef struct Ccmap_s
414887Schin {
424887Schin 	const char*	name;	/* code set name		*/
434887Schin 	const char*	match;	/* strmatch() pattern		*/
444887Schin 	const char*	desc;	/* code set description		*/
454887Schin 	const char*	canon;	/* canonical name format	*/
464887Schin 	const char*	index;	/* default index		*/
474887Schin 	int		ccode;	/* <ccode.h> code index		*/
484887Schin 	void*		data;	/* map specific data		*/
494887Schin } Ccmap_t;
504887Schin 
514887Schin #if _BLD_ast && defined(__EXPORT__)
524887Schin #define extern		__EXPORT__
534887Schin #endif
544887Schin 
554887Schin extern unsigned char*	_ccmap(int, int);
564887Schin extern void*		_ccmapcpy(unsigned char*, void*, const void*, size_t);
574887Schin extern void*		_ccmapstr(unsigned char*, void*, size_t);
584887Schin 
594887Schin extern int		ccmapid(const char*);
604887Schin extern char*		ccmapname(int);
614887Schin extern void*		ccnative(void*, const void*, size_t);
624887Schin extern Ccmap_t*		ccmaplist(Ccmap_t*);
634887Schin 
644887Schin #undef	extern
654887Schin 
664887Schin #define CCOP(i,o)		((i)==(o)?0:(((o)<<8)|(i)))
674887Schin #define CCIN(x)			((x)&0xFF)
684887Schin #define CCOUT(x)		(((x)>>8)&0xFF)
694887Schin #define CCCONVERT(x)		((x)&0xFF00)
704887Schin 
714887Schin #define CCCVT(x)		CCMAP(x,0)
724887Schin #define CCMAP(i,o)		((i)==(o)?(unsigned char*)0:_ccmap(i,o))
734887Schin #define CCMAPCHR(m,c)		((m)?(m)[c]:(c))
744887Schin #define CCMAPCPY(m,t,f,n)	((m)?_ccmapcpy(m,t,f,n):memcpy(t,f,n))
754887Schin #define CCMAPSTR(m,s,n)		((m)?_ccmapstr(m,s,n):(void*)(s))
764887Schin 
774887Schin #define ccmap(i,o)		CCMAP(i,o)
784887Schin #define ccmapchr(m,c)		CCMAPCHR(m,c)
794887Schin #define ccmapcpy(m,t,f,n)	CCMAPCPY(m,t,f,n)
804887Schin #define ccmapstr(m,s,n)		CCMAPSTR(m,s,n)
814887Schin 
824887Schin #define CCMAPC(c,i,o)		((i)==(o)?(c):CCMAP(i,o)[c])
834887Schin #define CCMAPM(t,f,n,i,o)	((i)==(o)?memcpy(t,f,n):_ccmapcpy(CCMAP(i,o),t,f,n))
844887Schin #define CCMAPS(s,n,i,o)		((i)==(o)?(void*)(s):_ccmapstr(CCMAP(i,o),s,n))
854887Schin 
864887Schin #define ccmapc(c,i,o)		CCMAPC(c,i,o)
874887Schin #define ccmapm(t,f,n,i,o)	CCMAPM(t,f,n,i,o)
884887Schin #define ccmaps(s,n,i,o)		CCMAPS(s,n,i,o)
894887Schin 
904887Schin #endif
91