wine/dlls/msvcrt/ctype.c
2006-07-10 11:54:10 +02:00

256 lines
7.0 KiB
C

/*
* msvcrt.dll ctype functions
*
* Copyright 2000 Jon Griffiths
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "msvcrt.h"
#include "winnls.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
/* Some abbreviations to make the following table readable */
#define _C_ MSVCRT__CONTROL
#define _S_ MSVCRT__SPACE
#define _P_ MSVCRT__PUNCT
#define _D_ MSVCRT__DIGIT
#define _H_ MSVCRT__HEX
#define _U_ MSVCRT__UPPER
#define _L_ MSVCRT__LOWER
WORD MSVCRT__ctype [257] = {
0, _C_, _C_, _C_, _C_, _C_, _C_, _C_, _C_, _C_, _S_|_C_, _S_|_C_,
_S_|_C_, _S_|_C_, _S_|_C_, _C_, _C_, _C_, _C_, _C_, _C_, _C_, _C_,
_C_, _C_, _C_, _C_, _C_, _C_, _C_, _C_, _C_, _C_, _S_|MSVCRT__BLANK,
_P_, _P_, _P_, _P_, _P_, _P_, _P_, _P_, _P_, _P_, _P_, _P_, _P_, _P_,
_P_, _D_|_H_, _D_|_H_, _D_|_H_, _D_|_H_, _D_|_H_, _D_|_H_, _D_|_H_,
_D_|_H_, _D_|_H_, _D_|_H_, _P_, _P_, _P_, _P_, _P_, _P_, _P_, _U_|_H_,
_U_|_H_, _U_|_H_, _U_|_H_, _U_|_H_, _U_|_H_, _U_, _U_, _U_, _U_, _U_,
_U_, _U_, _U_, _U_, _U_, _U_, _U_, _U_, _U_, _U_, _U_, _U_, _U_, _U_,
_U_, _P_, _P_, _P_, _P_, _P_, _P_, _L_|_H_, _L_|_H_, _L_|_H_, _L_|_H_,
_L_|_H_, _L_|_H_, _L_, _L_, _L_, _L_, _L_, _L_, _L_, _L_, _L_, _L_,
_L_, _L_, _L_, _L_, _L_, _L_, _L_, _L_, _L_, _L_, _P_, _P_, _P_, _P_,
_C_, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
/* Internal: Current ctype table for locale */
WORD MSVCRT_current_ctype[257];
/* pctype is used by macros in the Win32 headers. It must point
* To a table of flags exactly like ctype. To allow locale
* changes to affect ctypes (i.e. isleadbyte), we use a second table
* and update its flags whenever the current locale changes.
*/
WORD* MSVCRT__pctype = MSVCRT_current_ctype + 1;
/* mbctype data */
extern int MSVCRT___mb_cur_max;
extern LCID MSVCRT_current_lc_all_lcid;
/*********************************************************************
* __p__pctype (MSVCRT.@)
*/
WORD** CDECL __p__pctype(void)
{
return &MSVCRT__pctype;
}
/*********************************************************************
* _isctype (MSVCRT.@)
*/
int CDECL _isctype(int c, int type)
{
if (c >= -1 && c <= 255)
return MSVCRT__pctype[c] & type;
if (MSVCRT___mb_cur_max != 1 && c > 0)
{
/* FIXME: Is there a faster way to do this? */
WORD typeInfo;
char convert[3], *pconv = convert;
if (MSVCRT__pctype[(UINT)c >> 8] & MSVCRT__LEADBYTE)
*pconv++ = (UINT)c >> 8;
*pconv++ = c & 0xff;
*pconv = 0;
/* FIXME: Use ctype LCID, not lc_all */
if (GetStringTypeExA(MSVCRT_current_lc_all_lcid, CT_CTYPE1,
convert, convert[1] ? 2 : 1, &typeInfo))
return typeInfo & type;
}
return 0;
}
/*********************************************************************
* isalnum (MSVCRT.@)
*/
int CDECL MSVCRT_isalnum(int c)
{
return _isctype( c, MSVCRT__ALPHA | MSVCRT__DIGIT );
}
/*********************************************************************
* isalpha (MSVCRT.@)
*/
int CDECL MSVCRT_isalpha(int c)
{
return _isctype( c, MSVCRT__ALPHA );
}
/*********************************************************************
* iscntrl (MSVCRT.@)
*/
int CDECL MSVCRT_iscntrl(int c)
{
return _isctype( c, MSVCRT__CONTROL );
}
/*********************************************************************
* isdigit (MSVCRT.@)
*/
int CDECL MSVCRT_isdigit(int c)
{
return _isctype( c, MSVCRT__DIGIT );
}
/*********************************************************************
* isgraph (MSVCRT.@)
*/
int CDECL MSVCRT_isgraph(int c)
{
return _isctype( c, MSVCRT__ALPHA | MSVCRT__DIGIT | MSVCRT__PUNCT );
}
/*********************************************************************
* isleadbyte (MSVCRT.@)
*/
int CDECL MSVCRT_isleadbyte(int c)
{
return _isctype( c, MSVCRT__LEADBYTE );
}
/*********************************************************************
* islower (MSVCRT.@)
*/
int CDECL MSVCRT_islower(int c)
{
return _isctype( c, MSVCRT__LOWER );
}
/*********************************************************************
* isprint (MSVCRT.@)
*/
int CDECL MSVCRT_isprint(int c)
{
return _isctype( c, MSVCRT__ALPHA | MSVCRT__DIGIT | MSVCRT__BLANK | MSVCRT__PUNCT );
}
/*********************************************************************
* ispunct (MSVCRT.@)
*/
int CDECL MSVCRT_ispunct(int c)
{
return _isctype( c, MSVCRT__PUNCT );
}
/*********************************************************************
* isspace (MSVCRT.@)
*/
int CDECL MSVCRT_isspace(int c)
{
return _isctype( c, MSVCRT__SPACE );
}
/*********************************************************************
* isupper (MSVCRT.@)
*/
int CDECL MSVCRT_isupper(int c)
{
return _isctype( c, MSVCRT__UPPER );
}
/*********************************************************************
* isxdigit (MSVCRT.@)
*/
int CDECL MSVCRT_isxdigit(int c)
{
return _isctype( c, MSVCRT__HEX );
}
/*********************************************************************
* __isascii (MSVCRT.@)
*/
int CDECL MSVCRT___isascii(int c)
{
return isascii((unsigned)c);
}
/*********************************************************************
* __toascii (MSVCRT.@)
*/
int CDECL MSVCRT___toascii(int c)
{
return (unsigned)c & 0x7f;
}
/*********************************************************************
* iswascii (MSVCRT.@)
*
*/
int CDECL MSVCRT_iswascii(MSVCRT_wchar_t c)
{
return ((unsigned)c < 0x80);
}
/*********************************************************************
* __iscsym (MSVCRT.@)
*/
int CDECL MSVCRT___iscsym(int c)
{
return (c < 127 && (isalnum(c) || c == '_'));
}
/*********************************************************************
* __iscsymf (MSVCRT.@)
*/
int CDECL MSVCRT___iscsymf(int c)
{
return (c < 127 && (isalpha(c) || c == '_'));
}
/*********************************************************************
* _toupper (MSVCRT.@)
*/
int CDECL MSVCRT__toupper(int c)
{
return c - 0x20; /* sic */
}
/*********************************************************************
* _tolower (MSVCRT.@)
*/
int CDECL MSVCRT__tolower(int c)
{
return c + 0x20; /* sic */
}