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Diffstat (limited to 'ext/mbstring/libmbfl/filters/mbfilter_euc_tw.c')
-rw-r--r--ext/mbstring/libmbfl/filters/mbfilter_euc_tw.c329
1 files changed, 0 insertions, 329 deletions
diff --git a/ext/mbstring/libmbfl/filters/mbfilter_euc_tw.c b/ext/mbstring/libmbfl/filters/mbfilter_euc_tw.c
deleted file mode 100644
index 95665d0562..0000000000
--- a/ext/mbstring/libmbfl/filters/mbfilter_euc_tw.c
+++ /dev/null
@@ -1,329 +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: Rui Hirokawa <hirokawa@php.net>
- *
- */
-/*
- * The source code included in this files was separated from mbfilter_tw.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_tw.h"
-
-#include "unicode_table_cns11643.h"
-
-static int mbfl_filt_ident_euctw(int c, mbfl_identify_filter *filter);
-
-static const unsigned char mblen_table_euctw[] = { /* 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, 4, 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_tw_aliases[] = {"EUC_TW", "eucTW", "x-euc-tw", NULL};
-
-const mbfl_encoding mbfl_encoding_euc_tw = {
- mbfl_no_encoding_euc_tw,
- "EUC-TW",
- "EUC-TW",
- (const char *(*)[])&mbfl_encoding_euc_tw_aliases,
- mblen_table_euctw,
- MBFL_ENCTYPE_MBCS
-};
-
-const struct mbfl_identify_vtbl vtbl_identify_euctw = {
- mbfl_no_encoding_euc_tw,
- mbfl_filt_ident_common_ctor,
- mbfl_filt_ident_common_dtor,
- mbfl_filt_ident_euctw
-};
-
-const struct mbfl_convert_vtbl vtbl_euctw_wchar = {
- mbfl_no_encoding_euc_tw,
- mbfl_no_encoding_wchar,
- mbfl_filt_conv_common_ctor,
- mbfl_filt_conv_common_dtor,
- mbfl_filt_conv_euctw_wchar,
- mbfl_filt_conv_common_flush
-};
-
-const struct mbfl_convert_vtbl vtbl_wchar_euctw = {
- mbfl_no_encoding_wchar,
- mbfl_no_encoding_euc_tw,
- mbfl_filt_conv_common_ctor,
- mbfl_filt_conv_common_dtor,
- mbfl_filt_conv_wchar_euctw,
- mbfl_filt_conv_common_flush
-};
-
-#define CK(statement) do { if ((statement) < 0) return (-1); } while (0)
-
-/*
- * EUC-TW => wchar
- */
-int
-mbfl_filt_conv_euctw_wchar(int c, mbfl_convert_filter *filter)
-{
- int c1, s, w, plane;
-
- switch (filter->status) {
- case 0:
- if (c >= 0 && c < 0x80) { /* latin */
- CK((*filter->output_function)(c, filter->data));
- } else if (c > 0xa0 && c < 0xff) { /* dbcs first byte */
- filter->status = 1;
- filter->cache = c;
- } else if (c == 0x8e) { /* mbcs first byte */
- filter->status = 2;
- filter->cache = c;
- } else {
- w = c & MBFL_WCSGROUP_MASK;
- w |= MBFL_WCSGROUP_THROUGH;
- CK((*filter->output_function)(w, filter->data));
- }
- break;
-
- case 1: /* mbcs second byte */
- filter->status = 0;
- c1 = filter->cache;
- if (c > 0xa0 && c < 0xff) {
- w = (c1 - 0xa1)*94 + (c - 0xa1);
- if (w >= 0 && w < cns11643_1_ucs_table_size) {
- w = cns11643_1_ucs_table[w];
- } else {
- w = 0;
- }
- if (w <= 0) {
- w = (c1 << 8) | c;
- w &= MBFL_WCSPLANE_MASK;
- w |= MBFL_WCSPLANE_CNS11643;
- }
- 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;
-
- case 2: /* got 0x8e, first char */
- c1 = filter->cache;
- if ((c >= 0 && c < 0x21) || c == 0x7f) { /* CTLs */
- CK((*filter->output_function)(c, filter->data));
- filter->status = 0;
- } else if (c > 0xa0 && c < 0xaf) {
- filter->status = 3;
- filter->cache = c - 0xa1;
- } else {
- w = (c1 << 8) | c;
- w &= MBFL_WCSGROUP_MASK;
- w |= MBFL_WCSGROUP_THROUGH;
- CK((*filter->output_function)(w, filter->data));
- }
- break;
-
- case 3: /* got 0x8e, third char */
- filter->status = 0;
- c1 = filter->cache;
- if ((c >= 0 && c < 0x21) || c == 0x7f) { /* CTLs */
- CK((*filter->output_function)(c, filter->data));
- filter->status = 0;
- } else if (c > 0xa0 && c < 0xff) {
- filter->status = 4;
- filter->cache = (c1 << 8) + c - 0xa1;
- } else {
- w = (c1 << 8) | c;
- w &= MBFL_WCSGROUP_MASK;
- w |= MBFL_WCSGROUP_THROUGH;
- CK((*filter->output_function)(w, filter->data));
- }
- break;
-
- case 4: /* mbcs fourth char */
- filter->status = 0;
- c1 = filter->cache;
- if (c1 >= 0x100 && c1 <= 0xdff && c > 0xa0 && c < 0xff) {
- plane = (c1 & 0xf00) >> 8;
- s = (c1 & 0xff)*94 + c - 0xa1;
- w = 0;
- if (s >= 0) {
- if (plane == 1 && s < cns11643_2_ucs_table_size) {
- w = cns11643_2_ucs_table[s];
- }
- if (plane == 13 && s < cns11643_14_ucs_table_size) {
- w = cns11643_14_ucs_table[s];
- }
- }
- if (w <= 0) {
- w = ((c1 & 0x7f) << 8) | (c & 0x7f);
- w &= MBFL_WCSPLANE_MASK;
- w |= MBFL_WCSPLANE_CNS11643;
- }
- 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 | 0x8e0000;
- 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-TW
- */
-int
-mbfl_filt_conv_wchar_euctw(int c, mbfl_convert_filter *filter)
-{
- int c1, s, plane;
-
- s = 0;
- if (c >= ucs_a1_cns11643_table_min && c < ucs_a1_cns11643_table_max) {
- s = ucs_a1_cns11643_table[c - ucs_a1_cns11643_table_min];
- } else if (c >= ucs_a2_cns11643_table_min && c < ucs_a2_cns11643_table_max) {
- s = ucs_a2_cns11643_table[c - ucs_a2_cns11643_table_min];
- } else if (c >= ucs_a3_cns11643_table_min && c < ucs_a3_cns11643_table_max) {
- s = ucs_a3_cns11643_table[c - ucs_a3_cns11643_table_min];
- } else if (c >= ucs_i_cns11643_table_min && c < ucs_i_cns11643_table_max) {
- s = ucs_i_cns11643_table[c - ucs_i_cns11643_table_min];
- } else if (c >= ucs_r_cns11643_table_min && c < ucs_r_cns11643_table_max) {
- s = ucs_r_cns11643_table[c - ucs_r_cns11643_table_min];
- }
- if (s <= 0) {
- c1 = c & ~MBFL_WCSPLANE_MASK;
- if (c1 == MBFL_WCSPLANE_CNS11643) {
- s = c & MBFL_WCSPLANE_MASK;
- }
- if (c == 0) {
- s = 0;
- } else if (s <= 0) {
- s = -1;
- }
- }
- if (s >= 0) {
- plane = (s & 0x1f0000) >> 16;
- if (plane <= 1){
- if (s < 0x80) { /* latin */
- CK((*filter->output_function)(s, filter->data));
- } else {
- s = (s & 0xffff) | 0x8080;
- CK((*filter->output_function)((s >> 8) & 0xff, filter->data));
- CK((*filter->output_function)(s & 0xff, filter->data));
- }
- } else {
- s = (0x8ea00000 + (plane << 16)) | ((s & 0xffff) | 0x8080);
- CK((*filter->output_function)(0x8e , filter->data));
- CK((*filter->output_function)((s >> 16) & 0xff, filter->data));
- 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_euctw(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 if (c == 0x8e) { /* DBCS lead byte */
- filter->status = 2;
- } else { /* bad */
- filter->flag = 1;
- }
- break;
-
- case 1: /* got lead byte */
- if (c < 0xa1 || c > 0xfe) { /* bad */
- filter->flag = 1;
- }
- filter->status = 0;
- break;
-
- case 2: /* got lead byte */
- if (c >= 0xa1 && c < 0xaf) { /* ok */
- filter->status = 3;
- } else {
- filter->flag = 1; /* bad */
- }
- break;
-
- case 3: /* got lead byte */
- if (c < 0xa1 || c > 0xfe) { /* bad */
- filter->flag = 1;
- }
- filter->status = 4;
- break;
-
- case 4: /* got lead byte */
- if (c < 0xa1 || c > 0xfe) { /* bad */
- filter->flag = 1;
- }
- filter->status = 0;
- break;
-
- default:
- filter->status = 0;
- break;
- }
-
- return c;
-}
-
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