diff options
Diffstat (limited to 'ext/mbstring/libmbfl/filters/mbfilter_sjis.c')
| -rw-r--r-- | ext/mbstring/libmbfl/filters/mbfilter_sjis.c | 295 |
1 files changed, 0 insertions, 295 deletions
diff --git a/ext/mbstring/libmbfl/filters/mbfilter_sjis.c b/ext/mbstring/libmbfl/filters/mbfilter_sjis.c deleted file mode 100644 index f9d7ff671d..0000000000 --- a/ext/mbstring/libmbfl/filters/mbfilter_sjis.c +++ /dev/null @@ -1,295 +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_ja.c - * by moriyoshi koizumi <moriyoshi@php.net> on 4 dec 2002. - * - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "mbfilter.h" -#include "mbfilter_sjis.h" - -#include "unicode_table_cp932_ext.h" -#include "unicode_table_jis.h" - -static int mbfl_filt_ident_sjis(int c, mbfl_identify_filter *filter); - -static const unsigned char mblen_table_sjis[] = { /* 0x80-0x9f,0xE0-0xFF */ - 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, - 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 -}; - -static const char *mbfl_encoding_sjis_aliases[] = {"x-sjis", "SHIFT-JIS", NULL}; - -const mbfl_encoding mbfl_encoding_sjis = { - mbfl_no_encoding_sjis, - "SJIS", - "Shift_JIS", - (const char *(*)[])&mbfl_encoding_sjis_aliases, - mblen_table_sjis, - MBFL_ENCTYPE_MBCS -}; - -const struct mbfl_identify_vtbl vtbl_identify_sjis = { - mbfl_no_encoding_sjis, - mbfl_filt_ident_common_ctor, - mbfl_filt_ident_common_dtor, - mbfl_filt_ident_sjis -}; - -const struct mbfl_convert_vtbl vtbl_sjis_wchar = { - mbfl_no_encoding_sjis, - mbfl_no_encoding_wchar, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_sjis_wchar, - mbfl_filt_conv_common_flush -}; - -const struct mbfl_convert_vtbl vtbl_wchar_sjis = { - mbfl_no_encoding_wchar, - mbfl_no_encoding_sjis, - mbfl_filt_conv_common_ctor, - mbfl_filt_conv_common_dtor, - mbfl_filt_conv_wchar_sjis, - mbfl_filt_conv_common_flush -}; - -#define CK(statement) do { if ((statement) < 0) return (-1); } while (0) - -#define SJIS_ENCODE(c1,c2,s1,s2) \ - do { \ - s1 = c1; \ - s1--; \ - s1 >>= 1; \ - if ((c1) < 0x5f) { \ - s1 += 0x71; \ - } else { \ - s1 += 0xb1; \ - } \ - s2 = c2; \ - if ((c1) & 1) { \ - if ((c2) < 0x60) { \ - s2--; \ - } \ - s2 += 0x20; \ - } else { \ - s2 += 0x7e; \ - } \ - } while (0) - -#define SJIS_DECODE(c1,c2,s1,s2) \ - do { \ - s1 = c1; \ - if (s1 < 0xa0) { \ - s1 -= 0x81; \ - } else { \ - s1 -= 0xc1; \ - } \ - s1 <<= 1; \ - s1 += 0x21; \ - s2 = c2; \ - if (s2 < 0x9f) { \ - if (s2 < 0x7f) { \ - s2++; \ - } \ - s2 -= 0x20; \ - } else { \ - s1++; \ - s2 -= 0x7e; \ - } \ - } while (0) - - -/* - * SJIS => wchar - */ -int -mbfl_filt_conv_sjis_wchar(int c, mbfl_convert_filter *filter) -{ - int c1, s1, s2, w; - - switch (filter->status) { - case 0: - if (c >= 0 && c < 0x80) { /* latin */ - CK((*filter->output_function)(c, filter->data)); - } else if (c > 0xa0 && c < 0xe0) { /* kana */ - CK((*filter->output_function)(0xfec0 + c, filter->data)); - } else if (c > 0x80 && c < 0xfd && c != 0xa0) { /* kanji first char */ - 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: /* kanji second char */ - filter->status = 0; - c1 = filter->cache; - if (c > 0x39 && c < 0xfd && c != 0x7f) { - SJIS_DECODE(c1, c, s1, s2); - w = (s1 - 0x21)*94 + s2 - 0x21; - if (w >= 0 && w < jisx0208_ucs_table_size) { - w = jisx0208_ucs_table[w]; - } else { - w = 0; - } - if (w <= 0) { - if (s1 < 0x7f && s2 < 0x7f) { - w = (s1 << 8) | s2; - w &= MBFL_WCSPLANE_MASK; - w |= MBFL_WCSPLANE_JIS0208; - } else { - w = (c1 << 8) | c; - w &= MBFL_WCSGROUP_MASK; - w |= MBFL_WCSGROUP_THROUGH; - } - } - 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 => SJIS - */ -int -mbfl_filt_conv_wchar_sjis(int c, mbfl_convert_filter *filter) -{ - int c1, c2, s1, s2; - - s1 = 0; - if (c >= ucs_a1_jis_table_min && c < ucs_a1_jis_table_max) { - s1 = ucs_a1_jis_table[c - ucs_a1_jis_table_min]; - } else if (c >= ucs_a2_jis_table_min && c < ucs_a2_jis_table_max) { - s1 = ucs_a2_jis_table[c - ucs_a2_jis_table_min]; - } else if (c >= ucs_i_jis_table_min && c < ucs_i_jis_table_max) { - s1 = ucs_i_jis_table[c - ucs_i_jis_table_min]; - } else if (c >= ucs_r_jis_table_min && c < ucs_r_jis_table_max) { - s1 = ucs_r_jis_table[c - ucs_r_jis_table_min]; - } - if (s1 <= 0) { - c1 = c & ~MBFL_WCSPLANE_MASK; - if (c1 == MBFL_WCSPLANE_JIS0208) { - s1 = c & MBFL_WCSPLANE_MASK; - } else if (c == 0xa5) { /* YEN SIGN */ - s1 = 0x216f; /* FULLWIDTH YEN SIGN */ - } else if (c == 0x203e) { /* OVER LINE */ - s1 = 0x2131; /* FULLWIDTH MACRON */ - } else if (c == 0xff3c) { /* FULLWIDTH REVERSE SOLIDUS */ - s1 = 0x2140; - } else if (c == 0xff5e) { /* FULLWIDTH TILDE */ - s1 = 0x2141; - } else if (c == 0x2225) { /* PARALLEL TO */ - s1 = 0x2142; - } else if (c == 0xff0d) { /* FULLWIDTH HYPHEN-MINUS */ - s1 = 0x215d; - } else if (c == 0xffe0) { /* FULLWIDTH CENT SIGN */ - s1 = 0x2171; - } else if (c == 0xffe1) { /* FULLWIDTH POUND SIGN */ - s1 = 0x2172; - } else if (c == 0xffe2) { /* FULLWIDTH NOT SIGN */ - s1 = 0x224c; - } - if (c == 0) { - s1 = 0; - } else if (s1 <= 0) { - s1 = -1; - } - } else if (s1 >= 0x8080) { - s1 = -1; - } - if (s1 >= 0) { - if (s1 < 0x100) { /* latin or kana */ - CK((*filter->output_function)(s1, filter->data)); - } else { /* kanji */ - c1 = (s1 >> 8) & 0xff; - c2 = s1 & 0xff; - SJIS_ENCODE(c1, c2, s1, s2); - CK((*filter->output_function)(s1, filter->data)); - CK((*filter->output_function)(s2, 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_sjis(int c, mbfl_identify_filter *filter) -{ - if (filter->status) { /* kanji second char */ - if (c < 0x40 || c > 0xfc || c == 0x7f) { /* bad */ - filter->flag = 1; - } - filter->status = 0; - } else if (c >= 0 && c < 0x80) { /* latin ok */ - ; - } else if (c > 0xa0 && c < 0xe0) { /* kana ok */ - ; - } else if (c > 0x80 && c < 0xf0 && c != 0xa0) { /* kanji first char */ - filter->status = 1; - } else { /* bad */ - filter->flag = 1; - } - - return c; -} - |