62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/* Access functions for JISX0201 conversion.
|
|
Copyright (C) 1997, 1998, 1999, 2003, 2007 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
|
|
|
|
The GNU C 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.
|
|
|
|
The GNU C 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 the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef _JIS0201_H
|
|
#define _JIS0201_H 1
|
|
|
|
/* Conversion table. */
|
|
extern const uint32_t __jisx0201_to_ucs4[];
|
|
|
|
|
|
static inline uint32_t
|
|
__attribute ((always_inline))
|
|
jisx0201_to_ucs4 (char ch)
|
|
{
|
|
uint32_t val = __jisx0201_to_ucs4[(unsigned char) ch];
|
|
|
|
if (val == 0 && ch != '\0')
|
|
val = __UNKNOWN_10646_CHAR;
|
|
|
|
return val;
|
|
}
|
|
|
|
|
|
static inline size_t
|
|
__attribute ((always_inline))
|
|
ucs4_to_jisx0201 (uint32_t wch, unsigned char *s)
|
|
{
|
|
unsigned char ch;
|
|
|
|
if (wch == 0xa5)
|
|
ch = '\x5c';
|
|
else if (wch == 0x203e)
|
|
ch = '\x7e';
|
|
else if (wch < 0x7e && wch != 0x5c)
|
|
ch = wch;
|
|
else if (wch >= 0xff61 && wch <= 0xff9f)
|
|
ch = wch - 0xfec0;
|
|
else
|
|
return __UNKNOWN_10646_CHAR;
|
|
|
|
s[0] = ch;
|
|
return 1;
|
|
}
|
|
|
|
#endif /* jis0201.h */
|