/***
*ctype.h - character conversion macros and ctype macros
*
*	Copyright (c) 1985-1993, Microsoft Corporation. All rights reserved.
*
*Purpose:
*	Defines macros for character classification/conversion.
*	[ANSI/System V]
*
****/

#ifndef _INC_CTYPE

#ifdef __cplusplus
extern "C" {
#endif


/* Define _CRTAPI1 (for compatibility with the NT SDK) */

#ifndef _CRTAPI1
#if	( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
#define _CRTAPI1 __cdecl
#else
#define _CRTAPI1
#endif
#endif


/* Define _CRTAPI2 (for compatibility with the NT SDK) */

#ifndef _CRTAPI1
#if	( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
#define _CRTAPI1 __cdecl
#else
#define _CRTAPI1
#endif
#endif


/* Define _CRTIMP */

#ifndef _CRTIMP
#ifdef	_NTSDK
/* definition compatible with NT SDK */
#define _CRTIMP
#else	/* ndef _NTSDK */
/* current definition */
#ifdef	_DLL
#define _CRTIMP __declspec(dllimport)
#else	/* ndef _DLL */
#define _CRTIMP
#endif	/* _DLL */
#endif	/* _NTSDK */
#endif	/* _CRTIMP */


/* Define __cdecl for non-Microsoft compilers */

#if	( !defined(_MSC_VER) && !defined(__cdecl) )
#define __cdecl
#endif


#ifndef _WCHAR_T_DEFINED
typedef unsigned short wchar_t;
#define _WCHAR_T_DEFINED
#endif

#ifndef _WCTYPE_T_DEFINED
typedef wchar_t wint_t;
typedef wchar_t wctype_t;
#define _WCTYPE_T_DEFINED
#endif

#ifndef WEOF
#define WEOF (wint_t)(0xFFFF)
#endif

/*
 * These declarations allow the user access to the ctype look-up
 * array _ctype defined in ctype.obj by simply including ctype.h
 */
#ifdef	_NTSDK

/* Definitions and declarations compatible with the NT SDK */

#ifdef	_DLL

extern unsigned short * _ctype;
#define _pctype     (*_pctype_dll)
extern unsigned short **_pctype_dll;
#define _pwctype    (*_pwctype_dll)
extern unsigned short **_pwctype_dll;

#else	/* _DLL */


extern unsigned short _ctype[];
extern unsigned short *_pctype;
extern wctype_t *_pwctype;

#endif	/* _DLL */

#else	/* ndef _NTSDK */

/* Current declarations */

_CRTIMP extern unsigned short _ctype[];
_CRTIMP extern unsigned short *_pctype;
_CRTIMP extern wctype_t *_pwctype;

#endif	/* _NTSDK */

/* set bit masks for the possible character types */

#define _UPPER		0x1	/* upper case letter */
#define _LOWER		0x2	/* lower case letter */
#define _DIGIT		0x4	/* digit[0-9] */
#define _SPACE		0x8	/* tab, carriage return, newline, */
				/* vertical tab or form feed */
#define _PUNCT		0x10	/* punctuation character */
#define _CONTROL	0x20	/* control character */
#define _BLANK		0x40	/* space char */
#define _HEX		0x80	/* hexadecimal digit */

#define _LEADBYTE	0x8000			/* multibyte leadbyte */
#define _ALPHA		(0x0100|_UPPER|_LOWER)	/* alphabetic character */


/* character classification function prototypes */

#ifndef _CTYPE_DEFINED
_CRTIMP int __cdecl isalpha(int);
_CRTIMP int __cdecl isupper(int);
_CRTIMP int __cdecl islower(int);
_CRTIMP int __cdecl isdigit(int);
_CRTIMP int __cdecl isxdigit(int);
_CRTIMP int __cdecl isspace(int);
_CRTIMP int __cdecl ispunct(int);
_CRTIMP int __cdecl isalnum(int);
_CRTIMP int __cdecl isprint(int);
_CRTIMP int __cdecl isgraph(int);
_CRTIMP int __cdecl iscntrl(int);
_CRTIMP int __cdecl toupper(int);
_CRTIMP int __cdecl tolower(int);
_CRTIMP int __cdecl _tolower(int);
_CRTIMP int __cdecl _toupper(int);
_CRTIMP int __cdecl __isascii(int);
_CRTIMP int __cdecl __toascii(int);
_CRTIMP int __cdecl __iscsymf(int);
_CRTIMP int __cdecl __iscsym(int);
#define _CTYPE_DEFINED
#endif

#ifndef _WCTYPE_DEFINED

/* character classification function prototypes */
/* also defined in wchar.h */

_CRTIMP int __cdecl iswalpha(wint_t);
_CRTIMP int __cdecl iswupper(wint_t);
_CRTIMP int __cdecl iswlower(wint_t);
_CRTIMP int __cdecl iswdigit(wint_t);
_CRTIMP int __cdecl iswxdigit(wint_t);
_CRTIMP int __cdecl iswspace(wint_t);
_CRTIMP int __cdecl iswpunct(wint_t);
_CRTIMP int __cdecl iswalnum(wint_t);
_CRTIMP int __cdecl iswprint(wint_t);
_CRTIMP int __cdecl iswgraph(wint_t);
_CRTIMP int __cdecl iswcntrl(wint_t);
_CRTIMP int __cdecl iswascii(wint_t);
_CRTIMP int __cdecl isleadbyte(int);

_CRTIMP wchar_t __cdecl towupper(wchar_t);
_CRTIMP wchar_t __cdecl towlower(wchar_t);

_CRTIMP int __cdecl iswctype(wint_t, wctype_t);
#define is_wctype(_c,_mask) iswctype(_c,_mask)

_CRTIMP int __cdecl _isctype(int, int);

#define _WCTYPE_DEFINED
#endif

/* the character classification macro definitions */


/*
 * Maximum number of bytes in multi-byte character in the current locale
 * (also defined in stdlib.h).
 */
#ifndef MB_CUR_MAX
#ifdef	_NTSDK
/* definition compatible with NT SDK */
#ifdef	_DLL
#define __mb_cur_max	(*__mb_cur_max_dll)
#define MB_CUR_MAX	(*__mb_cur_max_dll)
extern	unsigned short *__mb_cur_max_dll;
#else	/* ndef _DLL */
#define MB_CUR_MAX __mb_cur_max
extern	unsigned short __mb_cur_max;
#endif	/* _DLL */
#else	/* ndef _NTSDK */
/* current definition */
#define MB_CUR_MAX __mb_cur_max
_CRTIMP extern int __mb_cur_max;
#endif	/* _NTSDK */
#endif	/* MB_CUR_MAX */

#define isalpha(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_ALPHA) : _pctype[_c] & _ALPHA)
#define isupper(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_UPPER) : _pctype[_c] & _UPPER)
#define islower(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_LOWER) : _pctype[_c] & _LOWER)
#define isdigit(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_DIGIT) : _pctype[_c] & _DIGIT)
#define isxdigit(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_HEX)   : _pctype[_c] & _HEX)
#define isspace(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_SPACE) : _pctype[_c] & _SPACE)
#define ispunct(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_PUNCT) : _pctype[_c] & _PUNCT)
#define isalnum(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_ALPHA|_DIGIT) : _pctype[_c] & (_ALPHA|_DIGIT))
#define isprint(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_BLANK|_PUNCT|_ALPHA|_DIGIT) : _pctype[_c] & (_BLANK|_PUNCT|_ALPHA|_DIGIT))
#define isgraph(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_PUNCT|_ALPHA|_DIGIT) : _pctype[_c] & (_PUNCT|_ALPHA|_DIGIT))
#define iscntrl(_c)	(MB_CUR_MAX > 1 ? _isctype(_c,_CONTROL) : _pctype[_c] & _CONTROL)


#define _tolower(_c)	( (_c)-'A'+'a' )
#define _toupper(_c)	( (_c)-'a'+'A' )

#define __isascii(_c)	( (unsigned)(_c) < 0x80 )
#define __toascii(_c)	( (_c) & 0x7f )

#define iswalpha(_c)	( iswctype(_c,_ALPHA) )
#define iswupper(_c)	( iswctype(_c,_UPPER) )
#define iswlower(_c)	( iswctype(_c,_LOWER) )
#define iswdigit(_c)	( iswctype(_c,_DIGIT) )
#define iswxdigit(_c)	( iswctype(_c,_HEX) )
#define iswspace(_c)	( iswctype(_c,_SPACE) )
#define iswpunct(_c)	( iswctype(_c,_PUNCT) )
#define iswalnum(_c)	( iswctype(_c,_ALPHA|_DIGIT) )
#define iswprint(_c)	( iswctype(_c,_BLANK|_PUNCT|_ALPHA|_DIGIT) )
#define iswgraph(_c)	( iswctype(_c,_PUNCT|_ALPHA|_DIGIT) )
#define iswcntrl(_c)	( iswctype(_c,_CONTROL) )
#define iswascii(_c)	( (unsigned)(_c) < 0x80 )


/* note: MS-specific routine, may evaluate argument more than once */
#define isleadbyte(_c)	((_c) < 256 ? _pctype[_c] & _LEADBYTE : 0)


/* MS C version 2.0 extended ctype macros */

#define __iscsymf(_c)	(isalpha(_c) || ((_c) == '_'))
#define __iscsym(_c)	(isalnum(_c) || ((_c) == '_'))

#if	!__STDC__

/* Non-ANSI names for compatibility */

#ifdef	_NTSDK

#define isascii __isascii
#define toascii __toascii
#define iscsymf __iscsymf
#define iscsym	__iscsym

#else	/* ndef _NTSDK */

#ifndef _CTYPE_DEFINED
_CRTIMP int __cdecl isascii(int);
_CRTIMP int __cdecl toascii(int);
_CRTIMP int __cdecl iscsymf(int);
_CRTIMP int __cdecl iscsym(int);
#else
#define isascii __isascii
#define toascii __toascii
#define iscsymf __iscsymf
#define iscsym	__iscsym
#endif

#endif	/* _NTSDK */

#endif	/* __STDC__ */

#ifdef __cplusplus
}
#endif

#define _INC_CTYPE
#endif	/* _INC_CTYPE */
