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04be94a8 | 1 | /* Access functions for JISX0201 conversion. |
dd9423a6 | 2 | Copyright (C) 1997, 1998, 1999, 2003 Free Software Foundation, Inc. |
04be94a8 UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
04be94a8 UD |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
04be94a8 | 15 | |
41bdb6e2 AJ |
16 | You should have received a copy of the GNU Lesser General Public |
17 | License along with the GNU C Library; if not, write to the Free | |
18 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
19 | 02111-1307 USA. */ | |
04be94a8 UD |
20 | |
21 | #ifndef _JIS0201_H | |
22 | #define _JIS0201_H 1 | |
23 | ||
24 | /* Conversion table. */ | |
5c2a0669 | 25 | extern const uint32_t __jisx0201_to_ucs4[]; |
04be94a8 UD |
26 | |
27 | ||
8619129f | 28 | static inline uint32_t |
dd9423a6 | 29 | __attribute ((always_inline)) |
2b474353 | 30 | jisx0201_to_ucs4 (char ch) |
04be94a8 | 31 | { |
5c2a0669 | 32 | uint32_t val = __jisx0201_to_ucs4[(unsigned char) ch]; |
04be94a8 | 33 | |
2b474353 | 34 | if (val == 0 && ch != '\0') |
d64b6ad0 | 35 | val = __UNKNOWN_10646_CHAR; |
04be94a8 UD |
36 | |
37 | return val; | |
38 | } | |
39 | ||
40 | ||
41 | static inline size_t | |
dd9423a6 | 42 | __attribute ((always_inline)) |
8619129f | 43 | ucs4_to_jisx0201 (uint32_t wch, char *s) |
04be94a8 UD |
44 | { |
45 | char ch; | |
46 | ||
47 | if (wch == 0xa5) | |
48 | ch = '\x5c'; | |
49 | else if (wch == 0x203e) | |
50 | ch = '\x7e'; | |
07c7a055 | 51 | else if (wch < 0x7e && wch != 0x5c) |
04be94a8 UD |
52 | ch = wch; |
53 | else if (wch >= 0xff61 && wch <= 0xff9f) | |
54 | ch = wch - 0xfec0; | |
55 | else | |
d64b6ad0 | 56 | return __UNKNOWN_10646_CHAR; |
04be94a8 | 57 | |
2b474353 | 58 | s[0] = ch; |
04be94a8 UD |
59 | return 1; |
60 | } | |
61 | ||
62 | #endif /* jis0201.h */ |