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Diffstat (limited to 'iconvdata/cns11643.h')
| -rw-r--r-- | iconvdata/cns11643.h | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/iconvdata/cns11643.h b/iconvdata/cns11643.h deleted file mode 100644 index 8164b340bb..0000000000 --- a/iconvdata/cns11643.h +++ /dev/null @@ -1,273 +0,0 @@ -/* Access functions for CNS 11643 handling. - Copyright (C) 1998-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. - - 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/>. */ - -#include <stdint.h> - - -/* Table for CNS 11643, plane 1 to UCS4 conversion. */ -extern const uint16_t __cns11643l1_to_ucs4_tab[]; -/* Table for CNS 11643, plane 2 to UCS4 conversion. */ -extern const uint16_t __cns11643l2_to_ucs4_tab[]; -/* Table for CNS 11643, plane 3 to UCS4 conversion. */ -extern const uint32_t __cns11643l3_to_ucs4_tab[]; -/* Table for CNS 11643, plane 4 to UCS4 conversion. */ -extern const uint32_t __cns11643l4_to_ucs4_tab[]; -/* Table for CNS 11643, plane 5 to UCS4 conversion. */ -extern const uint32_t __cns11643l5_to_ucs4_tab[]; -/* Table for CNS 11643, plane 6 to UCS4 conversion. */ -extern const uint32_t __cns11643l6_to_ucs4_tab[]; -/* Table for CNS 11643, plane 7 to UCS4 conversion. */ -extern const uint32_t __cns11643l7_to_ucs4_tab[]; -/* Table for CNS 11643, plane 15 (old) to UCS4 conversion. */ -extern const uint32_t __cns11643l15_to_ucs4_tab[]; - - -static inline uint32_t -__attribute ((always_inline)) -cns11643_to_ucs4 (const unsigned char **s, size_t avail, unsigned char offset) -{ - unsigned char ch = *(*s); - unsigned char ch2; - unsigned char ch3; - uint32_t result; - int idx; - - if (ch < offset || (ch - offset) <= 0x20 || (ch - offset) > 0x30) - return __UNKNOWN_10646_CHAR; - - if (avail < 3) - return 0; - - ch2 = (*s)[1]; - if ((ch2 - offset) <= 0x20 || (ch2 - offset) >= 0x7f) - return __UNKNOWN_10646_CHAR; - - ch3 = (*s)[2]; - if ((ch3 - offset) <= 0x20 || (ch3 - offset) >= 0x7f) - return __UNKNOWN_10646_CHAR; - - idx = (ch2 - 0x21 - offset) * 94 + (ch3 - 0x21 - offset); - - switch (ch - 0x20 - offset) - { - case 1: - if (idx > 0x21f2) - return __UNKNOWN_10646_CHAR; - result = __cns11643l1_to_ucs4_tab[idx]; - break; - case 2: - if (idx > 0x1de1) - return __UNKNOWN_10646_CHAR; - result = __cns11643l2_to_ucs4_tab[idx]; - break; - case 3: - if (idx > 0x19bd) - return __UNKNOWN_10646_CHAR; - result = __cns11643l3_to_ucs4_tab[idx]; - break; - case 4: - if (idx > 0x1c81) - return __UNKNOWN_10646_CHAR; - result = __cns11643l4_to_ucs4_tab[idx]; - break; - case 5: - if (idx > 0x219a) - return __UNKNOWN_10646_CHAR; - result = __cns11643l5_to_ucs4_tab[idx]; - break; - case 6: - if (idx > 0x18f3) - return __UNKNOWN_10646_CHAR; - result = __cns11643l6_to_ucs4_tab[idx]; - break; - case 7: - if (idx > 0x198a) - return __UNKNOWN_10646_CHAR; - result = __cns11643l7_to_ucs4_tab[idx]; - break; - case 15: - if (idx > 0x1c00) - return __UNKNOWN_10646_CHAR; - result = __cns11643l15_to_ucs4_tab[idx]; - break; - default: - return __UNKNOWN_10646_CHAR; - } - - if (result != L'\0') - (*s) += 3; - else - result = __UNKNOWN_10646_CHAR; - - return result; -} - - -/* Tables for the UCS4 -> CNS conversion. */ -extern const char __cns11643l1_from_ucs4_tab1[][2]; -extern const char __cns11643l1_from_ucs4_tab2[][2]; -extern const char __cns11643l1_from_ucs4_tab3[][2]; -extern const char __cns11643l1_from_ucs4_tab4[][2]; -extern const char __cns11643l1_from_ucs4_tab5[][2]; -extern const char __cns11643l1_from_ucs4_tab6[][2]; -extern const char __cns11643l1_from_ucs4_tab7[][2]; -extern const char __cns11643l1_from_ucs4_tab8[][2]; -extern const char __cns11643l1_from_ucs4_tab9[][2]; -extern const char __cns11643l1_from_ucs4_tab10[][2]; -extern const char __cns11643l1_from_ucs4_tab11[][2]; -extern const char __cns11643l1_from_ucs4_tab12[][2]; -extern const char __cns11643l1_from_ucs4_tab13[][2]; -extern const char __cns11643l1_from_ucs4_tab14[][2]; -extern const char __cns11643_from_ucs4p0_tab[][3]; -extern const char __cns11643_from_ucs4p2_tab[][3]; -extern const char __cns11643_from_ucs4p2c_tab[][3]; - - -static inline size_t -__attribute ((always_inline)) -ucs4_to_cns11643 (uint32_t wch, unsigned char *s, size_t avail) -{ - unsigned int ch = (unsigned int) wch; - char buf[2]; - const char *cp = buf; - size_t needed = 2; - - switch (ch) - { - case 0xa7 ... 0xf7: - cp = __cns11643l1_from_ucs4_tab1[ch - 0xa7]; - break; - case 0x2c7 ... 0x2d9: - cp = __cns11643l1_from_ucs4_tab2[ch - 0x2c7]; - break; - case 0x391 ... 0x3c9: - cp = __cns11643l1_from_ucs4_tab3[ch - 0x391]; - break; - case 0x2013 ... 0x203e: - cp = __cns11643l1_from_ucs4_tab4[ch - 0x2013]; - break; - case 0x2103: - cp = "\x22\x6a"; - break; - case 0x2105: - cp = "\x22\x22"; - break; - case 0x2109: - cp = "\x22\x6b"; - break; - case 0x2160 ... 0x2169: - buf[0] = '\x24'; - buf[1] = '\x2b' + (ch - 0x2160); - break; - case 0x2170 ... 0x2179: - buf[0] = '\x26'; - buf[1] = '\x35' + (ch - 0x2170); - break; - case 0x2190 ... 0x2199: - cp = __cns11643l1_from_ucs4_tab5[ch - 0x2190]; - break; - case 0x2215 ... 0x2267: - cp = __cns11643l1_from_ucs4_tab6[ch - 0x2215]; - break; - case 0x22a5: - cp = "\x22\x47"; - break; - case 0x22bf: - cp = "\x22\x4a"; - break; - case 0x2400 ... 0x2421: - cp = __cns11643l1_from_ucs4_tab7[ch - 0x2400]; - break; - case 0x2460 ... 0x247d: - cp = __cns11643l1_from_ucs4_tab8[ch - 0x2460]; - break; - case 0x2500 ... 0x2642: - cp = __cns11643l1_from_ucs4_tab9[ch - 0x2500]; - break; - case 0x3000 ... 0x3029: - cp = __cns11643l1_from_ucs4_tab10[ch - 0x3000]; - break; - case 0x30fb: - cp = "\x21\x26"; - break; - case 0x3105 ... 0x3129: - buf[0] = '\x25'; - buf[1] = '\x47' + (ch - 0x3105); - break; - case 0x32a3: - cp = "\x22\x21"; - break; - case 0x338e ... 0x33d5: - cp = __cns11643l1_from_ucs4_tab11[ch - 0x338e]; - break; - case 0x4e00 ... 0x9f9c: - cp = __cns11643l1_from_ucs4_tab12[ch - 0x4e00]; - if (cp[0] != '\0') - break; - /* FALLTHROUGH. Let's try the other planes. */ - case 0x3400 ... 0x4dff: - case 0x9f9d ... 0x9fa5: - /* Let's try the other planes. */ - needed = 3; - cp = __cns11643_from_ucs4p0_tab[ch - 0x3400]; - break; - case 0xfa28: - needed = 3; - cp = "\x0f\x58\x4c"; - break; - case 0xfe30 ... 0xfe6b: - cp = __cns11643l1_from_ucs4_tab13[ch - 0xfe30]; - break; - case 0xff01 ... 0xff5d: - cp = __cns11643l1_from_ucs4_tab14[ch - 0xff01]; - break; - case 0xffe0: - cp = "\x22\x66"; - break; - case 0xffe1: - cp = "\x22\x67"; - break; - case 0xffe5: - cp = "\x22\x64"; - break; - case 0x20000 ... 0x2a6d6: - needed = 3; - cp = __cns11643_from_ucs4p2_tab[ch - 0x20000]; - break; - case 0x2f800 ... 0x2fa1d: - needed = 3; - cp = __cns11643_from_ucs4p2c_tab[ch - 0x2f800]; - break; - default: - return __UNKNOWN_10646_CHAR; - } - - if (cp[0] == '\0') - return __UNKNOWN_10646_CHAR; - - if (avail < needed) - return 0; - - s[0] = cp[0]; - s[1] = cp[1]; - if (needed == 3) - s[2] = cp[2]; - - return needed; -} |