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Diffstat (limited to 'iconvdata/ksc5601.h')
| -rw-r--r-- | iconvdata/ksc5601.h | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/iconvdata/ksc5601.h b/iconvdata/ksc5601.h deleted file mode 100644 index 9a740bdaee..0000000000 --- a/iconvdata/ksc5601.h +++ /dev/null @@ -1,195 +0,0 @@ -/* Access functions for KS C 5601-1992 based encoding conversion. - Copyright (C) 1998-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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 _KSC5601_H -#define _KSC5601_H 1 - -#define KSC5601_HANGUL 2350 -#define KSC5601_HANJA 4888 -#define KSC5601_SYMBOL 989 - -#include <gconv.h> -#include <stdint.h> - -/* Structure to map from UCS to KSC. This structure should be packed - on all platforms. */ -struct map -{ - uint16_t ucs; - char val[2]; -}; - -/* Conversion table. */ -extern const uint16_t __ksc5601_hangul_to_ucs[KSC5601_HANGUL]; -extern const uint16_t __ksc5601_sym_to_ucs[]; -extern const struct map __ksc5601_sym_from_ucs[KSC5601_SYMBOL]; -extern const uint16_t __ksc5601_hanja_to_ucs[KSC5601_HANJA]; -extern const struct map __ksc5601_hanja_from_ucs[KSC5601_HANJA]; - - -static inline uint32_t -__attribute ((always_inline)) -ksc5601_to_ucs4 (const unsigned char **s, size_t avail, unsigned char offset) -{ - unsigned char ch = **s; - unsigned char ch2; - int idx; - - /* row 94(0x7e) and row 41(0x49) are user-defined area in KS C 5601 */ - - if (ch < offset || (ch - offset) <= 0x20 || (ch - offset) >= 0x7e - || (ch - offset) == 0x49) - return __UNKNOWN_10646_CHAR; - - if (avail < 2) - return 0; - - ch2 = (*s)[1]; - if (ch2 < offset || (ch2 - offset) <= 0x20 || (ch2 - offset) >= 0x7f) - return __UNKNOWN_10646_CHAR; - - idx = (ch - offset - 0x21) * 94 + (ch2 - offset - 0x21); - - /* 1410 = 15 * 94 , 3760 = 40 * 94 - Hangul in KS C 5601 : row 16 - row 40 */ - - *s += 2; - - if (idx >= 1410 && idx < 1410 + KSC5601_HANGUL) - return (__ksc5601_hangul_to_ucs[idx - 1410] - ?: (*s -= 2, __UNKNOWN_10646_CHAR)); - else if (idx >= 3854) - /* Hanja : row 42 - row 93 : 3854 = 94 * (42-1) */ - return (__ksc5601_hanja_to_ucs[idx - 3854] - ?: (*s -= 2, __UNKNOWN_10646_CHAR)); - else if (idx <= 1114) - return __ksc5601_sym_to_ucs[idx] ?: (*s -= 2, __UNKNOWN_10646_CHAR); - - *s -= 2; - return __UNKNOWN_10646_CHAR; -} - -static inline size_t -__attribute ((always_inline)) -ucs4_to_ksc5601_hangul (uint32_t wch, unsigned char *s, size_t avail) -{ - int l = 0; - int u = KSC5601_HANGUL - 1; - uint32_t try; - - while (l <= u) - { - int m = (l + u) / 2; - try = (uint32_t) __ksc5601_hangul_to_ucs[m]; - if (try > wch) - u = m - 1; - else if (try < wch) - l= m + 1; - else - { - if (avail < 2) - return 0; - - s[0] = (m / 94) + 0x30; - s[1] = (m % 94) + 0x21; - - return 2; - } - } - - return __UNKNOWN_10646_CHAR; -} - - -static inline size_t -__attribute ((always_inline)) -ucs4_to_ksc5601_hanja (uint32_t wch, unsigned char *s, size_t avail) -{ - int l = 0; - int u = KSC5601_HANJA - 1; - uint32_t try; - - while (l <= u) - { - int m = (l + u) / 2; - try = (uint32_t) __ksc5601_hanja_from_ucs[m].ucs; - if (try > wch) - u=m-1; - else if (try < wch) - l = m + 1; - else - { - if (avail < 2) - return 0; - - s[0] = __ksc5601_hanja_from_ucs[m].val[0]; - s[1] = __ksc5601_hanja_from_ucs[m].val[1]; - - return 2; - } - } - - return __UNKNOWN_10646_CHAR; -} - -static inline size_t -__attribute ((always_inline)) -ucs4_to_ksc5601_sym (uint32_t wch, unsigned char *s, size_t avail) -{ - int l = 0; - int u = KSC5601_SYMBOL - 1; - uint32_t try; - - while (l <= u) - { - int m = (l + u) / 2; - try = __ksc5601_sym_from_ucs[m].ucs; - if (try > wch) - u = m - 1; - else if (try < wch) - l = m + 1; - else - { - if (avail < 2) - return 0; - - s[0] = __ksc5601_sym_from_ucs[m].val[0]; - s[1] = __ksc5601_sym_from_ucs[m].val[1]; - - return 2; - } - } - - return __UNKNOWN_10646_CHAR; -} - - -static inline size_t -__attribute ((always_inline)) -ucs4_to_ksc5601 (uint32_t wch, unsigned char *s, size_t avail) -{ - if (wch >= 0xac00 && wch <= 0xd7a3) - return ucs4_to_ksc5601_hangul (wch, s, avail); - else if ((wch >= 0x4e00 && wch <= 0x9fff) - || (wch >= 0xf900 && wch <= 0xfa0b)) - return ucs4_to_ksc5601_hanja (wch, s, avail); - else - return ucs4_to_ksc5601_sym (wch, s, avail); -} - -#endif /* ksc5601.h */ |