diff options
Diffstat (limited to 'ext/mbstring/libmbfl/filters/mbfilter_euc_kr.c')
| -rw-r--r-- | ext/mbstring/libmbfl/filters/mbfilter_euc_kr.c | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/ext/mbstring/libmbfl/filters/mbfilter_euc_kr.c b/ext/mbstring/libmbfl/filters/mbfilter_euc_kr.c deleted file mode 100644 index 211a3ad5ad..0000000000 --- a/ext/mbstring/libmbfl/filters/mbfilter_euc_kr.c +++ /dev/null @@ -1,256 +0,0 @@ -/* - * "streamable kanji code filter and converter" - * Copyright (c) 1998-2002 HappySize, Inc. All rights reserved. - * - * LICENSE NOTICES - * - * This file is part of "streamable kanji code filter and converter", - * which is distributed under the terms of GNU Lesser General Public - * License (version 2) as published by the Free Software Foundation. - * - * This software 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 "streamable kanji code filter and converter"; - * if not, write to the Free Software Foundation, Inc., 59 Temple Place, - * Suite 330, Boston, MA 02111-1307 USA - * - * The author of this file: - * - */ -/* - * The source code included in this files was separated from mbfilter_kr.c - * by moriyoshi koizumi <moriyoshi@php.net> on 4 dec 2002. - * - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "mbfilter.h" -#include "mbfilter_euc_kr.h" -#include "unicode_table_uhc.h" - -static int mbfl_filt_ident_euckr(int c, mbfl_identify_filter *filter); - -static const unsigned char mblen_table_euckr[] = { /* 0xA1-0xFE */ - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, - 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1 -}; - -static const char *mbfl_encoding_euc_kr_aliases[] = {"EUC_KR", "eucKR", "x-euc-kr", NULL}; - -const mbfl_encoding mbfl_encoding_euc_kr = { - mbfl_no_encoding_euc_kr, - "EUC-KR", - "EUC-KR", - (const char *(*)[])&mbfl_encoding_euc_kr_aliases, - mblen_table_euckr, - MBFL_ENCTYPE_MBCS -}; - -const struct mbfl_identify_vtbl vtbl_identify_euckr = { - mbfl_no_encoding_euc_kr, - mbfl_filt_ident_common_ctor, - mbfl_filt_ident_common_dtor, - mbfl_filt_ident_euckr -}; - -const struct mbfl_convert_vtbl vtbl_euckr_wchar = { - mbfl_no_encoding_euc_kr, - mbfl_no_encoding_wchar, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_euckr_wchar, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_wchar_euckr = { - mbfl_no_encoding_wchar, - mbfl_no_encoding_euc_kr, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_wchar_euckr, - mbfl_filt_conv_common_flush -}; - - -#define CK(statement) do { if ((statement) < 0) return (-1); } while (0) - -/* - * EUC-KR => wchar - */ -int -mbfl_filt_conv_euckr_wchar(int c, mbfl_convert_filter *filter) -{ - int c1, w, flag; - - switch (filter->status) { - case 0: - if (c >= 0 && c < 0x80) { /* latin */ - CK((*filter->output_function)(c, filter->data)); - } else if (c > 0xa0 && c < 0xff && c != 0xc9) { /* dbcs lead byte */ - filter->status = 1; - filter->cache = c; - } else { - w = c & MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(w, filter->data)); - } - break; - - case 1: /* dbcs second byte */ - filter->status = 0; - c1 = filter->cache; - flag = 0; - if (c1 >= 0xa1 && c1 <= 0xc6) { - flag = 1; - } else if (c1 >= 0xc7 && c1 <= 0xfe && c1 != 0xc9) { - flag = 2; - } - if (flag > 0 && c >= 0xa1 && c <= 0xfe) { - if (flag == 1){ /* 1st: 0xa1..0xc6, 2nd: 0x41..0x7a, 0x81..0xfe */ - w = (c1 - 0xa1)*190 + (c - 0x41); - if (w >= 0 && w < uhc2_ucs_table_size) { - w = uhc2_ucs_table[w]; - } else { - w = 0; - } - } else { /* 1st: 0xc7..0xc8,0xca..0xfe, 2nd: 0xa1..0xfe */ - w = (c1 - 0xc7)*94 + (c - 0xa1); - if (w >= 0 && w < uhc3_ucs_table_size) { - w = uhc3_ucs_table[w]; - } else { - w = 0; - } - } - - if (w <= 0) { - w = (c1 << 8) | c; - w &= MBFL_WCSPLANE_MASK; - w |= MBFL_WCSPLANE_KSC5601; - } - CK((*filter->output_function)(w, filter->data)); - } else if ((c >= 0 && c < 0x21) || c == 0x7f) { /* CTLs */ - CK((*filter->output_function)(c, filter->data)); - } else { - w = (c1 << 8) | c; - w &= MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - CK((*filter->output_function)(w, filter->data)); - } - break; - - default: - filter->status = 0; - break; - } - - return c; -} - -/* - * wchar => EUC-KR - */ -int -mbfl_filt_conv_wchar_euckr(int c, mbfl_convert_filter *filter) -{ - int c1, c2, s; - - s = 0; - - if (c >= ucs_a1_uhc_table_min && c < ucs_a1_uhc_table_max) { - s = ucs_a1_uhc_table[c - ucs_a1_uhc_table_min]; - } else if (c >= ucs_a2_uhc_table_min && c < ucs_a2_uhc_table_max) { - s = ucs_a2_uhc_table[c - ucs_a2_uhc_table_min]; - } else if (c >= ucs_a3_uhc_table_min && c < ucs_a3_uhc_table_max) { - s = ucs_a3_uhc_table[c - ucs_a3_uhc_table_min]; - } else if (c >= ucs_i_uhc_table_min && c < ucs_i_uhc_table_max) { - s = ucs_i_uhc_table[c - ucs_i_uhc_table_min]; - } else if (c >= ucs_s_uhc_table_min && c < ucs_s_uhc_table_max) { - s = ucs_s_uhc_table[c - ucs_s_uhc_table_min]; - } else if (c >= ucs_r1_uhc_table_min && c < ucs_r1_uhc_table_max) { - s = ucs_r1_uhc_table[c - ucs_r1_uhc_table_min]; - } else if (c >= ucs_r2_uhc_table_min && c < ucs_r2_uhc_table_max) { - s = ucs_r2_uhc_table[c - ucs_r2_uhc_table_min]; - } - - c1 = (s >> 8) & 0xff; - c2 = s & 0xff; - /* exclude UHC extension area */ - if (c1 < 0xa1 || c2 < 0xa1){ - s = c; - } - - if (s <= 0) { - c1 = c & ~MBFL_WCSPLANE_MASK; - if (c1 == MBFL_WCSPLANE_KSC5601) { - s = c & MBFL_WCSPLANE_MASK; - } - if (c == 0) { - s = 0; - } else if (s <= 0) { - s = -1; - } - } - if (s >= 0) { - if (s < 0x80) { /* latin */ - CK((*filter->output_function)(s, filter->data)); - } else { - CK((*filter->output_function)((s >> 8) & 0xff, filter->data)); - CK((*filter->output_function)(s & 0xff, filter->data)); - } - } else { - if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) { - CK(mbfl_filt_conv_illegal_output(c, filter)); - } - } - - return c; -} - -static int mbfl_filt_ident_euckr(int c, mbfl_identify_filter *filter) -{ - switch (filter->status) { - case 0: /* latin */ - if (c >= 0 && c < 0x80) { /* ok */ - ; - } else if (c > 0xa0 && c < 0xff) { /* DBCS lead byte */ - filter->status = 1; - } else { /* bad */ - filter->flag = 1; - } - break; - - case 1: /* got lead byte */ - if (c < 0xa1 || c > 0xfe) { /* bad */ - filter->flag = 1; - } - filter->status = 0; - break; - - default: - filter->status = 0; - break; - } - - return c; -} |