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php-src/ext/mbstring/mbfilter.c

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/* charset=UTF-8
* vim: encoding=utf-8:
* */
/*
* "streamable kanji code filter and converter"
*
* Copyright (c) 1998,1999,2000,2001 HappySize, Inc. All rights reserved.
*
* This software is released under the GNU Lesser General Public License.
* (Version 2.1, February 1999)
* Please read the following detail of the licence (in japanese).
*
* ◆使用許諾条件◆
*
* このソフトウェアは株式会社ハッピーサイズによって開発されました。株式会社ハッ
* ピーサイズは、著作権法および万国著作権条約の定めにより、このソフトウェアに関
* するすべての権利を留保する権利を持ち、ここに行使します。株式会社ハッピーサイ
* ズは以下に明記した条件に従って、このソフトウェアを使用する排他的ではない権利
* をお客様に許諾します。何人たりとも、以下の条件に反してこのソフトウェアを使用
* することはできません。
*
* このソフトウェアを「GNU Lesser General Public License (Version 2.1, February
* 1999)」に示された条件で使用することを、全ての方に許諾します。「GNU Lesser
* General Public License」を満たさない使用には、株式会社ハッピーサイズから書面
* による許諾を得る必要があります。
*
* 「GNU Lesser General Public License」の全文は以下のウェブページから取得でき
* ます。「GNU Lesser General Public License」とは、これまでLibrary General
* Public Licenseと呼ばれていたものです。
* http://www.gnu.org/ --- GNUウェブサイト
* http://www.gnu.org/copyleft/lesser.html --- ライセンス文面
* このライセンスの内容がわからない方、守れない方には使用を許諾しません。
*
* しかしながら、当社とGNUプロジェクトとの特定の関係を示唆または主張するもので
* はありません。
*
* ◆保証内容◆
*
* このソフトウェアは、期待された動作・機能・性能を持つことを目標として設計され
* 開発されていますが、これを保証するものではありません。このソフトウェアは「こ
* のまま」の状態で提供されており、たとえばこのソフトウェアの有用性ないし特定の
* 目的に合致することといった、何らかの保証内容が、明示されたり暗黙に示されてい
* る場合であっても、その保証は無効です。このソフトウェアを使用した結果ないし使
* 用しなかった結果によって、直接あるいは間接に受けた身体的な傷害、財産上の損害
* 、データの損失あるいはその他の全ての損害については、その損害の可能性が使用者
* 、当社あるいは第三者によって警告されていた場合であっても、当社はその損害の賠
* 償および補填を行いません。この規定は他の全ての、書面上または書面に無い保証・
* 契約・規定に優先します。
*
* ◆著作権者の連絡先および使用条件についての問い合わせ先◆
*
* 〒102-0073
* 東京都千代田区九段北1-13-5日本地所第一ビル4F
* 株式会社ハッピーサイズ
* Phone: 03-3512-3655, Fax: 03-3512-3656
* Email: sales@happysize.co.jp
* Web: http://happysize.com/
*
* ◆著者◆
*
* 金本　茂 <sgk@happysize.co.jp>
*
* ◆履歴◆
*
* 1998/11/10 sgk implementation in C++
* 1999/4/25 sgk Cで書きなおし。
* 1999/4/26 sgk 入力フィルタを実装。漢字コードを推定しながらフィルタを追加。
* 1999/6/?? Unicodeサポート。
* 1999/6/22 sgk ライセンスをLGPLに変更。
*
*/
/*
* Unicode support
*
* Portions copyright (c) 1999,2000,2001 by the PHP3 internationalization team.
* All rights reserved.
*
*/
/* $Id$ */
#include <stdlib.h>
#include "mbfilter.h"
#include "mbfilter_ja.h"
#include "zend.h"
#ifdef PHP_WIN32
#include "win95nt.h"
#endif
#define mbfl_malloc emalloc
#define mbfl_realloc erealloc
#define mbfl_calloc ecalloc
#define mbfl_free efree
#define mbfl_pmalloc malloc
#define mbfl_prealloc realloc
#define mbfl_pfree free
/* unicode table */
static const unsigned short cp1252_ucs_table[];
static const unsigned short iso8859_2_ucs_table[];
static const unsigned short iso8859_3_ucs_table[];
static const unsigned short iso8859_4_ucs_table[];
static const unsigned short iso8859_5_ucs_table[];
static const unsigned short iso8859_6_ucs_table[];
static const unsigned short iso8859_7_ucs_table[];
static const unsigned short iso8859_8_ucs_table[];
static const unsigned short iso8859_9_ucs_table[];
static const unsigned short iso8859_10_ucs_table[];
static const unsigned short iso8859_13_ucs_table[];
static const unsigned short iso8859_14_ucs_table[];
static const unsigned short iso8859_15_ucs_table[];
/* charactor property table */
#define MBFL_CHP_CTL 0x01
#define MBFL_CHP_DIGIT 0x02
#define MBFL_CHP_UALPHA 0x04
#define MBFL_CHP_LALPHA 0x08
#define MBFL_CHP_MMHQENC 0x10 /* must Q-encoding in MIME Header encoded-word */
#define MBFL_CHP_MSPECIAL 0x20 /* RFC822 Special characters */
static const unsigned char mbfl_charprop_table[];
/* language structure */
static const char *mbfl_language_uni_aliases[] = {"universal", "none", NULL};
static mbfl_language mbfl_language_uni = {
mbfl_no_language_uni,
"uni",
"uni",
&mbfl_language_uni_aliases,
mbfl_no_encoding_utf8,
mbfl_no_encoding_base64,
mbfl_no_encoding_base64
};
static mbfl_language mbfl_language_japanese = {
mbfl_no_language_japanese,
"Japanese",
"ja",
NULL,
mbfl_no_encoding_2022jp,
mbfl_no_encoding_base64,
mbfl_no_encoding_7bit
};
static mbfl_language mbfl_language_english = {
mbfl_no_language_english,
"English",
"en",
NULL,
mbfl_no_encoding_8859_1,
mbfl_no_encoding_qprint,
mbfl_no_encoding_8bit
};
static mbfl_language *mbfl_language_ptr_table[] = {
&mbfl_language_uni,
&mbfl_language_japanese,
&mbfl_language_english,
NULL
};
/* encoding byte width table */
static const unsigned char mblen_table_utf8[] = {
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 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,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 1, 1
};
static const unsigned char mblen_table_eucjp[] = { /* 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, 2, 3,
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 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
};
/* encoding structure */
static const char *mbfl_encoding_pass_aliases[] = {"none", NULL};
static mbfl_encoding mbfl_encoding_pass = {
mbfl_no_encoding_pass,
"pass",
NULL,
&mbfl_encoding_pass_aliases,
NULL,
0
};
static const char *mbfl_encoding_auto_aliases[] = {"unknown", NULL};
static mbfl_encoding mbfl_encoding_auto = {
mbfl_no_encoding_auto,
"auto",
NULL,
&mbfl_encoding_auto_aliases,
NULL,
0
};
static mbfl_encoding mbfl_encoding_wchar = {
mbfl_no_encoding_wchar,
"wchar",
NULL,
NULL,
NULL,
MBFL_ENCTYPE_WCS4BE
};
static mbfl_encoding mbfl_encoding_byte2be = {
mbfl_no_encoding_byte2be,
"byte2be",
NULL,
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static mbfl_encoding mbfl_encoding_byte2le = {
mbfl_no_encoding_byte2le,
"byte2le",
NULL,
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static mbfl_encoding mbfl_encoding_byte4be = {
mbfl_no_encoding_byte4be,
"byte4be",
NULL,
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static mbfl_encoding mbfl_encoding_byte4le = {
mbfl_no_encoding_byte4le,
"byte4le",
NULL,
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static mbfl_encoding mbfl_encoding_base64 = {
mbfl_no_encoding_base64,
"BASE64",
"BASE64",
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static mbfl_encoding mbfl_encoding_uuencode = {
mbfl_no_encoding_uuencode,
"UUENCODE",
"x-uuencode",
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_qprint_aliases[] = {"qprint", NULL};
static mbfl_encoding mbfl_encoding_qprint = {
mbfl_no_encoding_qprint,
"Quoted-Printable",
"Quoted-Printable",
&mbfl_encoding_qprint_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static mbfl_encoding mbfl_encoding_7bit = {
mbfl_no_encoding_7bit,
"7bit",
"7bit",
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static mbfl_encoding mbfl_encoding_8bit = {
mbfl_no_encoding_8bit,
"8bit",
"8bit",
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_ucs2_aliases[] = {"ISO-10646-UCS-2", "UCS2" , "UNICODE", NULL};
static mbfl_encoding mbfl_encoding_ucs2 = {
mbfl_no_encoding_ucs2,
"UCS-2",
"UCS-2",
&mbfl_encoding_ucs2_aliases,
NULL,
MBFL_ENCTYPE_WCS2BE
};
static mbfl_encoding mbfl_encoding_ucs2be = {
mbfl_no_encoding_ucs2be,
"UCS-2BE",
"UCS-2BE",
NULL,
NULL,
MBFL_ENCTYPE_WCS2BE
};
static mbfl_encoding mbfl_encoding_ucs2le = {
mbfl_no_encoding_ucs2le,
"UCS-2LE",
"UCS-2LE",
NULL,
NULL,
MBFL_ENCTYPE_WCS2LE
};
static const char *mbfl_encoding_ucs4_aliases[] = {"ISO-10646-UCS-4", "UCS4", NULL};
static mbfl_encoding mbfl_encoding_ucs4 = {
mbfl_no_encoding_ucs4,
"UCS-4",
"UCS-4",
&mbfl_encoding_ucs4_aliases,
NULL,
MBFL_ENCTYPE_WCS4BE
};
static mbfl_encoding mbfl_encoding_ucs4be = {
mbfl_no_encoding_ucs4be,
"UCS-4BE",
"UCS-4BE",
NULL,
NULL,
MBFL_ENCTYPE_WCS4BE
};
static mbfl_encoding mbfl_encoding_ucs4le = {
mbfl_no_encoding_ucs4le,
"UCS-4LE",
"UCS-4LE",
NULL,
NULL,
MBFL_ENCTYPE_WCS4LE
};
static const char *mbfl_encoding_utf32_aliases[] = {"utf32", NULL};
static mbfl_encoding mbfl_encoding_utf32 = {
mbfl_no_encoding_utf32,
"UTF-32",
"UTF-32",
&mbfl_encoding_utf32_aliases,
NULL,
MBFL_ENCTYPE_WCS4BE
};
static mbfl_encoding mbfl_encoding_utf32be = {
mbfl_no_encoding_utf32be,
"UTF-32BE",
"UTF-32BE",
NULL,
NULL,
MBFL_ENCTYPE_WCS4BE
};
static mbfl_encoding mbfl_encoding_utf32le = {
mbfl_no_encoding_utf32le,
"UTF-32LE",
"UTF-32LE",
NULL,
NULL,
MBFL_ENCTYPE_WCS4LE
};
static const char *mbfl_encoding_utf16_aliases[] = {"utf16", NULL};
static mbfl_encoding mbfl_encoding_utf16 = {
mbfl_no_encoding_utf16,
"UTF-16",
"UTF-16",
&mbfl_encoding_utf16_aliases,
NULL,
MBFL_ENCTYPE_MWC2BE
};
static mbfl_encoding mbfl_encoding_utf16be = {
mbfl_no_encoding_utf16be,
"UTF-16BE",
"UTF-16BE",
NULL,
NULL,
MBFL_ENCTYPE_MWC2BE
};
static mbfl_encoding mbfl_encoding_utf16le = {
mbfl_no_encoding_utf16le,
"UTF-16LE",
"UTF-16LE",
NULL,
NULL,
MBFL_ENCTYPE_MWC2LE
};
static const char *mbfl_encoding_utf8_aliases[] = {"utf8", NULL};
static mbfl_encoding mbfl_encoding_utf8 = {
mbfl_no_encoding_utf8,
"UTF-8",
"UTF-8",
&mbfl_encoding_utf8_aliases,
mblen_table_utf8,
MBFL_ENCTYPE_MBCS
};
static const char *mbfl_encoding_utf7_aliases[] = {"utf7", NULL};
static mbfl_encoding mbfl_encoding_utf7 = {
mbfl_no_encoding_utf7,
"UTF-7",
"UTF-7",
&mbfl_encoding_utf7_aliases,
NULL,
MBFL_ENCTYPE_MBCS | MBFL_ENCTYPE_SHFTCODE
};
static mbfl_encoding mbfl_encoding_utf7imap = {
mbfl_no_encoding_utf7imap,
"UTF7-IMAP",
NULL,
NULL,
NULL,
MBFL_ENCTYPE_MBCS | MBFL_ENCTYPE_SHFTCODE
};
static mbfl_encoding mbfl_encoding_ascii = {
mbfl_no_encoding_ascii,
"ASCII",
"US-ASCII",
NULL,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_euc_jp_aliases[] = {"EUC", "EUC_JP", "eucJP", "x-euc-jp", NULL};
static mbfl_encoding mbfl_encoding_euc_jp = {
mbfl_no_encoding_euc_jp,
"EUC-JP",
"EUC-JP",
&mbfl_encoding_euc_jp_aliases,
mblen_table_eucjp,
MBFL_ENCTYPE_MBCS
};
static const char *mbfl_encoding_sjis_aliases[] = {"x-sjis", "SHIFT-JIS", NULL};
static mbfl_encoding mbfl_encoding_sjis = {
mbfl_no_encoding_sjis,
"SJIS",
"Shift_JIS",
&mbfl_encoding_sjis_aliases,
mblen_table_sjis,
MBFL_ENCTYPE_MBCS
};
static const char *mbfl_encoding_eucjp_win_aliases[] = {"eucJP-open", NULL};
static mbfl_encoding mbfl_encoding_eucjp_win = {
mbfl_no_encoding_eucjp_win,
"eucJP-win",
"EUC-JP",
&mbfl_encoding_eucjp_win_aliases,
mblen_table_eucjp,
MBFL_ENCTYPE_MBCS
};
static const char *mbfl_encoding_sjis_win_aliases[] = {"SJIS-open", "MS_Kanji", "Windows-31J", NULL};
static mbfl_encoding mbfl_encoding_sjis_win = {
mbfl_no_encoding_sjis_win,
"SJIS-win",
"Shift_JIS",
&mbfl_encoding_sjis_win_aliases,
mblen_table_sjis,
MBFL_ENCTYPE_MBCS
};
static mbfl_encoding mbfl_encoding_jis = {
mbfl_no_encoding_jis,
"JIS",
"ISO-2022-JP",
NULL,
NULL,
MBFL_ENCTYPE_MBCS | MBFL_ENCTYPE_SHFTCODE
};
static mbfl_encoding mbfl_encoding_2022jp = {
mbfl_no_encoding_2022jp,
"ISO-2022-JP",
"ISO-2022-JP",
NULL,
NULL,
MBFL_ENCTYPE_MBCS | MBFL_ENCTYPE_SHFTCODE
};
static const char *mbfl_encoding_cp1252_aliases[] = {"cp1252", NULL};
static mbfl_encoding mbfl_encoding_cp1252 = {
mbfl_no_encoding_cp1252,
"Windows-1252",
"Windows-1252",
&mbfl_encoding_cp1252_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_1_aliases[] = {"ISO_8859-1", "latin1", NULL};
static mbfl_encoding mbfl_encoding_8859_1 = {
mbfl_no_encoding_8859_1,
"ISO-8859-1",
"ISO-8859-1",
&mbfl_encoding_8859_1_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_2_aliases[] = {"ISO_8859-2", "latin2", NULL};
static mbfl_encoding mbfl_encoding_8859_2 = {
mbfl_no_encoding_8859_2,
"ISO-8859-2",
"ISO-8859-2",
&mbfl_encoding_8859_2_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_3_aliases[] = {"ISO_8859-3", "latin3", NULL};
static mbfl_encoding mbfl_encoding_8859_3 = {
mbfl_no_encoding_8859_3,
"ISO-8859-3",
"ISO-8859-3",
&mbfl_encoding_8859_3_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_4_aliases[] = {"ISO_8859-4", "latin4", NULL};
static mbfl_encoding mbfl_encoding_8859_4 = {
mbfl_no_encoding_8859_4,
"ISO-8859-4",
"ISO-8859-4",
&mbfl_encoding_8859_4_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_5_aliases[] = {"ISO_8859-5", "cyrillic", NULL};
static mbfl_encoding mbfl_encoding_8859_5 = {
mbfl_no_encoding_8859_5,
"ISO-8859-5",
"ISO-8859-5",
&mbfl_encoding_8859_5_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_6_aliases[] = {"ISO_8859-6", "arabic", NULL};
static mbfl_encoding mbfl_encoding_8859_6 = {
mbfl_no_encoding_8859_6,
"ISO-8859-6",
"ISO-8859-6",
&mbfl_encoding_8859_6_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_7_aliases[] = {"ISO_8859-7", "greek", NULL};
static mbfl_encoding mbfl_encoding_8859_7 = {
mbfl_no_encoding_8859_7,
"ISO-8859-7",
"ISO-8859-7",
&mbfl_encoding_8859_7_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_8_aliases[] = {"ISO_8859-8", "hebrew", NULL};
static mbfl_encoding mbfl_encoding_8859_8 = {
mbfl_no_encoding_8859_8,
"ISO-8859-8",
"ISO-8859-8",
&mbfl_encoding_8859_8_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_9_aliases[] = {"ISO_8859-9", "latin5", NULL};
static mbfl_encoding mbfl_encoding_8859_9 = {
mbfl_no_encoding_8859_9,
"ISO-8859-9",
"ISO-8859-9",
&mbfl_encoding_8859_9_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_10_aliases[] = {"ISO_8859-10", "latin6", NULL};
static mbfl_encoding mbfl_encoding_8859_10 = {
mbfl_no_encoding_8859_10,
"ISO-8859-10",
"ISO-8859-10",
&mbfl_encoding_8859_10_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_13_aliases[] = {"ISO_8859-13", NULL};
static mbfl_encoding mbfl_encoding_8859_13 = {
mbfl_no_encoding_8859_13,
"ISO-8859-13",
"ISO-8859-13",
&mbfl_encoding_8859_13_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_14_aliases[] = {"ISO_8859-14", "latin8", NULL};
static mbfl_encoding mbfl_encoding_8859_14 = {
mbfl_no_encoding_8859_14,
"ISO-8859-14",
"ISO-8859-14",
&mbfl_encoding_8859_14_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static const char *mbfl_encoding_8859_15_aliases[] = {"ISO_8859-15", NULL};
static mbfl_encoding mbfl_encoding_8859_15 = {
mbfl_no_encoding_8859_15,
"ISO-8859-15",
"ISO-8859-15",
&mbfl_encoding_8859_15_aliases,
NULL,
MBFL_ENCTYPE_SBCS
};
static mbfl_encoding *mbfl_encoding_ptr_list[] = {
&mbfl_encoding_pass,
&mbfl_encoding_auto,
&mbfl_encoding_wchar,
&mbfl_encoding_byte2be,
&mbfl_encoding_byte2le,
&mbfl_encoding_byte4be,
&mbfl_encoding_byte4le,
&mbfl_encoding_base64,
&mbfl_encoding_uuencode,
&mbfl_encoding_qprint,
&mbfl_encoding_7bit,
&mbfl_encoding_8bit,
&mbfl_encoding_ucs4,
&mbfl_encoding_ucs4be,
&mbfl_encoding_ucs4le,
&mbfl_encoding_ucs2,
&mbfl_encoding_ucs2be,
&mbfl_encoding_ucs2le,
&mbfl_encoding_utf32,
&mbfl_encoding_utf32be,
&mbfl_encoding_utf32le,
&mbfl_encoding_utf16,
&mbfl_encoding_utf16be,
&mbfl_encoding_utf16le,
&mbfl_encoding_utf8,
&mbfl_encoding_utf7,
&mbfl_encoding_utf7imap,
&mbfl_encoding_ascii,
&mbfl_encoding_euc_jp,
&mbfl_encoding_sjis,
&mbfl_encoding_eucjp_win,
&mbfl_encoding_sjis_win,
&mbfl_encoding_jis,
&mbfl_encoding_2022jp,
&mbfl_encoding_cp1252,
&mbfl_encoding_8859_1,
&mbfl_encoding_8859_2,
&mbfl_encoding_8859_3,
&mbfl_encoding_8859_4,
&mbfl_encoding_8859_5,
&mbfl_encoding_8859_6,
&mbfl_encoding_8859_7,
&mbfl_encoding_8859_8,
&mbfl_encoding_8859_9,
&mbfl_encoding_8859_10,
&mbfl_encoding_8859_13,
&mbfl_encoding_8859_14,
&mbfl_encoding_8859_15,
NULL
};
/* forward */
static void mbfl_filt_conv_common_ctor(mbfl_convert_filter *filter);
static int mbfl_filt_conv_common_flush(mbfl_convert_filter *filter);
static void mbfl_filt_conv_common_dtor(mbfl_convert_filter *filter);
static int mbfl_filt_conv_pass(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_byte2be(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_byte2be_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_byte2le(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_byte2le_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_byte4be(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_byte4be_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_byte4le(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_byte4le_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_any_7bit(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_base64enc(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_base64enc_flush(mbfl_convert_filter *filter);
static int mbfl_filt_conv_base64dec(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_base64dec_flush(mbfl_convert_filter *filter);
static int mbfl_filt_conv_uudec(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_qprintenc(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_qprintenc_flush(mbfl_convert_filter *filter);
static int mbfl_filt_conv_qprintdec(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_qprintdec_flush(mbfl_convert_filter *filter);
static int mbfl_filt_conv_ucs4_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_ucs4be(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_ucs4le(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_ucs2_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_ucs2be(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_ucs2le(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_utf16_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_utf16be_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_utf16be(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_utf16le_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_utf16le(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_utf8_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_utf8(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_utf7_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_utf7(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_utf7_flush(mbfl_convert_filter *filter);
static int mbfl_filt_conv_utf7imap_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_utf7imap(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_utf7imap_flush(mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_ascii(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_cp1252(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_cp1252_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_1(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_2_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_2(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_3_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_3(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_4_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_4(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_5_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_5(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_6_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_6(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_7_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_7(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_8_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_8(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_9_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_9(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_10_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_10(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_13_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_13(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_14_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_14(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_8859_15_wchar(int c, mbfl_convert_filter *filter);
static int mbfl_filt_conv_wchar_8859_15(int c, mbfl_convert_filter *filter);
static void mbfl_filt_ident_common_ctor(mbfl_identify_filter *filter);
static void mbfl_filt_ident_common_dtor(mbfl_identify_filter *filter);
static void mbfl_filt_ident_false_ctor(mbfl_identify_filter *filter);
static int mbfl_filt_ident_utf8(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_utf7(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_ascii(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_eucjp(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_sjis(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_sjiswin(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_jis(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_cp1252(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_2022jp(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_false(int c, mbfl_identify_filter *filter);
static int mbfl_filt_ident_true(int c, mbfl_identify_filter *filter);
/* convert filter function table */
static struct mbfl_convert_vtbl vtbl_pass = {
mbfl_no_encoding_pass,
mbfl_no_encoding_pass,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_pass,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_byte2be_wchar = {
mbfl_no_encoding_byte2be,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte2be_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_byte2be = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_byte2be,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_byte2be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_byte2le_wchar = {
mbfl_no_encoding_byte2le,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte2le_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_byte2le = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_byte2le,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_byte2le,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_byte4be_wchar = {
mbfl_no_encoding_byte4be,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte4be_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_byte4be = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_byte4be,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_byte4be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_byte4le_wchar = {
mbfl_no_encoding_byte4le,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte4le_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_byte4le = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_byte4le,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_byte4le,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8bit_b64 = {
mbfl_no_encoding_8bit,
mbfl_no_encoding_base64,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_base64enc,
mbfl_filt_conv_base64enc_flush };
static struct mbfl_convert_vtbl vtbl_b64_8bit = {
mbfl_no_encoding_base64,
mbfl_no_encoding_8bit,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_base64dec,
mbfl_filt_conv_base64dec_flush };
static struct mbfl_convert_vtbl vtbl_uuencode_8bit = {
mbfl_no_encoding_uuencode,
mbfl_no_encoding_8bit,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_uudec,
mbfl_filt_conv_common_flush
};
static struct mbfl_convert_vtbl vtbl_8bit_qprint = {
mbfl_no_encoding_8bit,
mbfl_no_encoding_qprint,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_qprintenc,
mbfl_filt_conv_qprintenc_flush };
static struct mbfl_convert_vtbl vtbl_qprint_8bit = {
mbfl_no_encoding_qprint,
mbfl_no_encoding_8bit,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_qprintdec,
mbfl_filt_conv_qprintdec_flush };
static struct mbfl_convert_vtbl vtbl_8bit_7bit = {
mbfl_no_encoding_8bit,
mbfl_no_encoding_7bit,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_any_7bit,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_7bit_8bit = {
mbfl_no_encoding_7bit,
mbfl_no_encoding_8bit,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_pass,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_ucs4_wchar = {
mbfl_no_encoding_ucs4,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_ucs4_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_ucs4 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_ucs4,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs4be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_ucs4be_wchar = {
mbfl_no_encoding_ucs4be,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte4be_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_ucs4be = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_ucs4be,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs4be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_ucs4le_wchar = {
mbfl_no_encoding_ucs4le,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte4le_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_ucs4le = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_ucs4le,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs4le,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_ucs2_wchar = {
mbfl_no_encoding_ucs2,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_ucs2_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_ucs2 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_ucs2,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs2be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_ucs2be_wchar = {
mbfl_no_encoding_ucs2be,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte2be_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_ucs2be = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_ucs2be,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs2be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_ucs2le_wchar = {
mbfl_no_encoding_ucs2le,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte2le_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_ucs2le = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_ucs2le,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs2le,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_utf32_wchar = {
mbfl_no_encoding_utf32,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_ucs4_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf32 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf32,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs4be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_utf32be_wchar = {
mbfl_no_encoding_utf32be,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte4be_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf32be = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf32be,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs4be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_utf32le_wchar = {
mbfl_no_encoding_utf32le,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_byte4le_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf32le = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf32le,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ucs4le,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_utf16_wchar = {
mbfl_no_encoding_utf16,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf16_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf16 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf16,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf16be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_utf16be_wchar = {
mbfl_no_encoding_utf16be,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf16be_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf16be = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf16be,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf16be,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_utf16le_wchar = {
mbfl_no_encoding_utf16le,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf16le_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf16le = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf16le,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf16le,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_utf8_wchar = {
mbfl_no_encoding_utf8,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf8_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf8 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf8,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf8,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_utf7_wchar = {
mbfl_no_encoding_utf7,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf7_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf7 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf7,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf7,
mbfl_filt_conv_wchar_utf7_flush };
static struct mbfl_convert_vtbl vtbl_utf7imap_wchar = {
mbfl_no_encoding_utf7imap,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_utf7imap_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_utf7imap = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_utf7imap,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_utf7imap,
mbfl_filt_conv_wchar_utf7imap_flush };
static struct mbfl_convert_vtbl vtbl_ascii_wchar = {
mbfl_no_encoding_ascii,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_pass,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_ascii = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_ascii,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_ascii,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_eucjp_wchar = {
mbfl_no_encoding_euc_jp,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_eucjp_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_eucjp = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_euc_jp,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_eucjp,
mbfl_filt_conv_common_flush };
static 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 };
static 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 };
static struct mbfl_convert_vtbl vtbl_jis_wchar = {
mbfl_no_encoding_jis,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_jis_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_jis = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_jis,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_jis,
mbfl_filt_conv_any_jis_flush };
static struct mbfl_convert_vtbl vtbl_2022jp_wchar = {
mbfl_no_encoding_2022jp,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_jis_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_2022jp = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_2022jp,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_2022jp,
mbfl_filt_conv_any_jis_flush };
static struct mbfl_convert_vtbl vtbl_eucjpwin_wchar = {
mbfl_no_encoding_eucjp_win,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_eucjpwin_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_eucjpwin = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_eucjp_win,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_eucjpwin,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_sjiswin_wchar = {
mbfl_no_encoding_sjis_win,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_sjiswin_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_sjiswin = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_sjis_win,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_sjiswin,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_cp1252_wchar = {
mbfl_no_encoding_cp1252,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_cp1252_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_cp1252 = {
mbfl_no_encoding_cp1252,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_cp1252,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_1_wchar = {
mbfl_no_encoding_8859_1,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_pass,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_1 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_1,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_1,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_2_wchar = {
mbfl_no_encoding_8859_2,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_2_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_2 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_2,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_2,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_3_wchar = {
mbfl_no_encoding_8859_3,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_3_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_3 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_3,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_3,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_4_wchar = {
mbfl_no_encoding_8859_4,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_4_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_4 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_4,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_4,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_5_wchar = {
mbfl_no_encoding_8859_5,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_5_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_5 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_5,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_5,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_6_wchar = {
mbfl_no_encoding_8859_6,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_6_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_6 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_6,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_6,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_7_wchar = {
mbfl_no_encoding_8859_7,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_7_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_7 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_7,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_7,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_8_wchar = {
mbfl_no_encoding_8859_8,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_8_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_8 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_8,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_8,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_9_wchar = {
mbfl_no_encoding_8859_9,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_9_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_9 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_9,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_9,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_10_wchar = {
mbfl_no_encoding_8859_10,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_10_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_10 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_10,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_10,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_13_wchar = {
mbfl_no_encoding_8859_13,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_13_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_13 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_13,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_13,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_14_wchar = {
mbfl_no_encoding_8859_14,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_14_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_14 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_14,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_14,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_8859_15_wchar = {
mbfl_no_encoding_8859_15,
mbfl_no_encoding_wchar,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_8859_15_wchar,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl vtbl_wchar_8859_15 = {
mbfl_no_encoding_wchar,
mbfl_no_encoding_8859_15,
mbfl_filt_conv_common_ctor,
mbfl_filt_conv_common_dtor,
mbfl_filt_conv_wchar_8859_15,
mbfl_filt_conv_common_flush };
static struct mbfl_convert_vtbl *mbfl_convert_filter_list[] = {
&vtbl_utf8_wchar,
&vtbl_wchar_utf8,
&vtbl_eucjp_wchar,
&vtbl_wchar_eucjp,
&vtbl_sjis_wchar,
&vtbl_wchar_sjis,
&vtbl_jis_wchar,
&vtbl_wchar_jis,
&vtbl_2022jp_wchar,
&vtbl_wchar_2022jp,
&vtbl_eucjpwin_wchar,
&vtbl_wchar_eucjpwin,
&vtbl_sjiswin_wchar,
&vtbl_wchar_sjiswin,
&vtbl_cp1252_wchar,
&vtbl_wchar_cp1252,
&vtbl_ascii_wchar,
&vtbl_wchar_ascii,
&vtbl_8859_1_wchar,
&vtbl_wchar_8859_1,
&vtbl_8859_2_wchar,
&vtbl_wchar_8859_2,
&vtbl_8859_3_wchar,
&vtbl_wchar_8859_3,
&vtbl_8859_4_wchar,
&vtbl_wchar_8859_4,
&vtbl_8859_5_wchar,
&vtbl_wchar_8859_5,
&vtbl_8859_6_wchar,
&vtbl_wchar_8859_6,
&vtbl_8859_7_wchar,
&vtbl_wchar_8859_7,
&vtbl_8859_8_wchar,
&vtbl_wchar_8859_8,
&vtbl_8859_9_wchar,
&vtbl_wchar_8859_9,
&vtbl_8859_10_wchar,
&vtbl_wchar_8859_10,
&vtbl_8859_13_wchar,
&vtbl_wchar_8859_13,
&vtbl_8859_14_wchar,
&vtbl_wchar_8859_14,
&vtbl_8859_15_wchar,
&vtbl_wchar_8859_15,
&vtbl_8bit_b64,
&vtbl_b64_8bit,
&vtbl_uuencode_8bit,
&vtbl_8bit_qprint,
&vtbl_qprint_8bit,
&vtbl_8bit_7bit,
&vtbl_7bit_8bit,
&vtbl_utf7_wchar,
&vtbl_wchar_utf7,
&vtbl_utf7imap_wchar,
&vtbl_wchar_utf7imap,
&vtbl_utf16_wchar,
&vtbl_wchar_utf16,
&vtbl_utf16be_wchar,
&vtbl_wchar_utf16be,
&vtbl_utf16le_wchar,
&vtbl_wchar_utf16le,
&vtbl_utf32_wchar,
&vtbl_wchar_utf32,
&vtbl_utf32be_wchar,
&vtbl_wchar_utf32be,
&vtbl_utf32le_wchar,
&vtbl_wchar_utf32le,
&vtbl_ucs4_wchar,
&vtbl_wchar_ucs4,
&vtbl_ucs4be_wchar,
&vtbl_wchar_ucs4be,
&vtbl_ucs4le_wchar,
&vtbl_wchar_ucs4le,
&vtbl_ucs2_wchar,
&vtbl_wchar_ucs2,
&vtbl_ucs2be_wchar,
&vtbl_wchar_ucs2be,
&vtbl_ucs2le_wchar,
&vtbl_wchar_ucs2le,
&vtbl_byte4be_wchar,
&vtbl_wchar_byte4be,
&vtbl_byte4le_wchar,
&vtbl_wchar_byte4le,
&vtbl_byte2be_wchar,
&vtbl_wchar_byte2be,
&vtbl_byte2le_wchar,
&vtbl_wchar_byte2le,
&vtbl_pass,
NULL
};
/* identify filter function table */
static struct mbfl_identify_vtbl vtbl_identify_ascii = {
mbfl_no_encoding_ascii,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_ascii };
static struct mbfl_identify_vtbl vtbl_identify_utf8 = {
mbfl_no_encoding_utf8,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_utf8 };
static struct mbfl_identify_vtbl vtbl_identify_utf7 = {
mbfl_no_encoding_utf7,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_utf7 };
static struct mbfl_identify_vtbl vtbl_identify_eucjp = {
mbfl_no_encoding_euc_jp,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_eucjp };
static struct mbfl_identify_vtbl vtbl_identify_eucjpwin = {
mbfl_no_encoding_eucjp_win,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_eucjp };
static 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 };
static struct mbfl_identify_vtbl vtbl_identify_sjiswin = {
mbfl_no_encoding_sjis_win,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_sjiswin };
static struct mbfl_identify_vtbl vtbl_identify_jis = {
mbfl_no_encoding_jis,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_jis };
static struct mbfl_identify_vtbl vtbl_identify_2022jp = {
mbfl_no_encoding_2022jp,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_2022jp };
static struct mbfl_identify_vtbl vtbl_identify_cp1252 = {
mbfl_no_encoding_cp1252,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_cp1252 };
static struct mbfl_identify_vtbl vtbl_identify_8859_1 = {
mbfl_no_encoding_8859_1,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_2 = {
mbfl_no_encoding_8859_2,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_3 = {
mbfl_no_encoding_8859_3,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_4 = {
mbfl_no_encoding_8859_4,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_5 = {
mbfl_no_encoding_8859_5,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_6 = {
mbfl_no_encoding_8859_6,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_7 = {
mbfl_no_encoding_8859_7,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_8 = {
mbfl_no_encoding_8859_8,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_9 = {
mbfl_no_encoding_8859_9,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_10 = {
mbfl_no_encoding_8859_10,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_13 = {
mbfl_no_encoding_8859_13,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_14 = {
mbfl_no_encoding_8859_14,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_8859_15 = {
mbfl_no_encoding_8859_15,
mbfl_filt_ident_common_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_true };
static struct mbfl_identify_vtbl vtbl_identify_false = {
mbfl_no_encoding_pass,
mbfl_filt_ident_false_ctor,
mbfl_filt_ident_common_dtor,
mbfl_filt_ident_false };
static struct mbfl_identify_vtbl *mbfl_identify_filter_list[] = {
&vtbl_identify_utf8,
&vtbl_identify_utf7,
&vtbl_identify_ascii,
&vtbl_identify_eucjp,
&vtbl_identify_sjis,
&vtbl_identify_eucjpwin,
&vtbl_identify_sjiswin,
&vtbl_identify_jis,
&vtbl_identify_2022jp,
&vtbl_identify_cp1252,
&vtbl_identify_8859_1,
&vtbl_identify_8859_2,
&vtbl_identify_8859_3,
&vtbl_identify_8859_4,
&vtbl_identify_8859_5,
&vtbl_identify_8859_6,
&vtbl_identify_8859_7,
&vtbl_identify_8859_8,
&vtbl_identify_8859_9,
&vtbl_identify_8859_10,
&vtbl_identify_8859_13,
&vtbl_identify_8859_14,
&vtbl_identify_8859_15,
&vtbl_identify_false,
NULL
};
/* language resolver */
mbfl_language *
mbfl_name2language(const char *name)
{
mbfl_language *language;
int i, j;
if (name == NULL) {
return NULL;
}
i = 0;
while ((language = mbfl_language_ptr_table[i++]) != NULL){
if (strcasecmp(language->name, name) == 0) {
return language;
}
}
i = 0;
while ((language = mbfl_language_ptr_table[i++]) != NULL){
if (strcasecmp(language->short_name, name) == 0) {
return language;
}
}
/* serch aliases */
i = 0;
while ((language = mbfl_language_ptr_table[i++]) != NULL) {
if (language->aliases != NULL) {
j = 0;
while ((*language->aliases)[j] != NULL) {
if (strcasecmp((*language->aliases)[j], name) == 0) {
return language;
}
j++;
}
}
}
return NULL;
}
mbfl_language *
mbfl_no2language(enum mbfl_no_language no_language)
{
mbfl_language *language;
int i;
i = 0;
while ((language = mbfl_language_ptr_table[i++]) != NULL){
if (language->no_language == no_language) {
return language;
}
}
return NULL;
}
enum mbfl_no_language
mbfl_name2no_language(const char *name)
{
mbfl_language *language;
language = mbfl_name2language(name);
if (language == NULL) {
return mbfl_no_language_invalid;
} else {
return language->no_language;
}
}
const char *
mbfl_no_language2name(enum mbfl_no_language no_language)
{
mbfl_language *language;
language = mbfl_no2language(no_language);
if (language == NULL) {
return "";
} else {
return language->name;
}
}
/* encoding resolver */
mbfl_encoding *
mbfl_name2encoding(const char *name)
{
mbfl_encoding *encoding;
int i, j;
if (name == NULL) {
return NULL;
}
i = 0;
while ((encoding = mbfl_encoding_ptr_list[i++]) != NULL){
if (strcasecmp(encoding->name, name) == 0) {
return encoding;
}
}
/* serch MIME charset name */
i = 0;
while ((encoding = mbfl_encoding_ptr_list[i++]) != NULL) {
if (encoding->mime_name != NULL) {
if (strcasecmp(encoding->mime_name, name) == 0) {
return encoding;
}
}
}
/* serch aliases */
i = 0;
while ((encoding = mbfl_encoding_ptr_list[i++]) != NULL) {
if (encoding->aliases != NULL) {
j = 0;
while ((*encoding->aliases)[j] != NULL) {
if (strcasecmp((*encoding->aliases)[j], name) == 0) {
return encoding;
}
j++;
}
}
}
return NULL;
}
mbfl_encoding *
mbfl_no2encoding(enum mbfl_no_encoding no_encoding)
{
mbfl_encoding *encoding;
int i;
i = 0;
while ((encoding = mbfl_encoding_ptr_list[i++]) != NULL){
if (encoding->no_encoding == no_encoding) {
return encoding;
}
}
return NULL;
}
enum mbfl_no_encoding
mbfl_name2no_encoding(const char *name)
{
mbfl_encoding *encoding;
encoding = mbfl_name2encoding(name);
if (encoding == NULL) {
return mbfl_no_encoding_invalid;
} else {
return encoding->no_encoding;
}
}
const char *
mbfl_no_encoding2name(enum mbfl_no_encoding no_encoding)
{
mbfl_encoding *encoding;
encoding = mbfl_no2encoding(no_encoding);
if (encoding == NULL) {
return "";
} else {
return encoding->name;
}
}
const char *
mbfl_no2preferred_mime_name(enum mbfl_no_encoding no_encoding)
{
mbfl_encoding *encoding;
encoding = mbfl_no2encoding(no_encoding);
if (encoding != NULL && encoding->mime_name != NULL && encoding->mime_name[0] != '\0') {
return encoding->mime_name;
} else {
return NULL;
}
}
int
mbfl_is_support_encoding(const char *name)
{
mbfl_encoding *encoding;
encoding = mbfl_name2encoding(name);
if (encoding == NULL) {
return 0;
} else {
return 1;
}
}
/*
* memory device output functions
*/
void
mbfl_memory_device_init(mbfl_memory_device *device, int initsz, int allocsz)
{
if (device) {
device->length = 0;
device->buffer = (unsigned char *)0;
if (initsz > 0) {
device->buffer = (unsigned char *)mbfl_malloc(initsz*sizeof(unsigned char));
if (device->buffer != NULL) {
device->length = initsz;
}
}
device->pos= 0;
if (allocsz > MBFL_MEMORY_DEVICE_ALLOC_SIZE) {
device->allocsz = allocsz;
} else {
device->allocsz = MBFL_MEMORY_DEVICE_ALLOC_SIZE;
}
}
}
void
mbfl_memory_device_realloc(mbfl_memory_device *device, int initsz, int allocsz)
{
unsigned char *tmp;
if (device) {
if (initsz > device->length) {
tmp = (unsigned char *)mbfl_realloc((void *)device->buffer, initsz*sizeof(unsigned char));
if (tmp != NULL) {
device->buffer = tmp;
device->length = initsz;
}
}
if (allocsz > MBFL_MEMORY_DEVICE_ALLOC_SIZE) {
device->allocsz = allocsz;
} else {
device->allocsz = MBFL_MEMORY_DEVICE_ALLOC_SIZE;
}
}
}
void
mbfl_memory_device_clear(mbfl_memory_device *device)
{
if (device) {
if (device->buffer) {
mbfl_free(device->buffer);
}
device->buffer = (unsigned char *)0;
device->length = 0;
device->pos = 0;
}
}
void
mbfl_memory_device_reset(mbfl_memory_device *device)
{
if (device) {
device->pos = 0;
}
}
void
mbfl_memory_device_unput(mbfl_memory_device *device)
{
if (device->pos > 0) {
device->pos--;
}
}
mbfl_string *
mbfl_memory_device_result(mbfl_memory_device *device, mbfl_string *result)
{
if (device && result) {
result->len = device->pos;
mbfl_memory_device_output4('\0', device);
result->val = device->buffer;
device->buffer = (unsigned char *)0;
device->length = 0;
device->pos= 0;
if (result->val == NULL) {
result->len = 0;
result = NULL;
}
} else {
result = NULL;
}
return result;
}
int
mbfl_memory_device_output(int c, void *data)
{
mbfl_memory_device *device = (mbfl_memory_device *)data;
if (device->pos >= device->length) {
/* reallocate buffer */
int newlen;
unsigned char *tmp;
newlen = device->length + device->allocsz;
tmp = (unsigned char *)mbfl_realloc((void *)device->buffer, newlen*sizeof(unsigned char));
if (tmp == NULL) {
return -1;
}
device->length = newlen;
device->buffer = tmp;
}
device->buffer[device->pos++] = (unsigned char)c;
return c;
}
int
mbfl_memory_device_output2(int c, void *data)
{
mbfl_memory_device *device = (mbfl_memory_device *)data;
if ((device->pos + 2) >= device->length) {
/* reallocate buffer */
int newlen;
unsigned char *tmp;
newlen = device->length + device->allocsz;
tmp = (unsigned char *)mbfl_realloc((void *)device->buffer, newlen*sizeof(unsigned char));
if (tmp == NULL) {
return -1;
}
device->length = newlen;
device->buffer = tmp;
}
device->buffer[device->pos++] = (unsigned char)((c >> 8) & 0xff);
device->buffer[device->pos++] = (unsigned char)(c & 0xff);
return c;
}
int
mbfl_memory_device_output4(int c, void* data)
{
mbfl_memory_device *device = (mbfl_memory_device *)data;
if ((device->pos + 4) >= device->length) {
/* reallocate buffer */
int newlen;
unsigned char *tmp;
newlen = device->length + device->allocsz;
tmp = (unsigned char *)mbfl_realloc((void *)device->buffer, newlen*sizeof(unsigned char));
if (tmp == NULL) {
return -1;
}
device->length = newlen;
device->buffer = tmp;
}
device->buffer[device->pos++] = (unsigned char)((c >> 24) & 0xff);
device->buffer[device->pos++] = (unsigned char)((c >> 16) & 0xff);
device->buffer[device->pos++] = (unsigned char)((c >> 8) & 0xff);
device->buffer[device->pos++] = (unsigned char)(c & 0xff);
return c;
}
int
mbfl_memory_device_strcat(mbfl_memory_device *device, const char *psrc)
{
int len;
unsigned char *w;
const unsigned char *p;
len = 0;
p = psrc;
while (*p) {
p++;
len++;
}
if ((device->pos + len) >= device->length) {
/* reallocate buffer */
int newlen = device->length + (len + MBFL_MEMORY_DEVICE_ALLOC_SIZE)*sizeof(unsigned char);
unsigned char *tmp = (unsigned char *)mbfl_realloc((void *)device->buffer, newlen*sizeof(unsigned char));
if (tmp == NULL) {
return -1;
}
device->length = newlen;
device->buffer = tmp;
}
p = psrc;
w = &device->buffer[device->pos];
device->pos += len;
while (len > 0) {
*w++ = *p++;
len--;
}
return len;
}
int
mbfl_memory_device_strncat(mbfl_memory_device *device, const char *psrc, int len)
{
unsigned char *w;
if ((device->pos + len) >= device->length) {
/* reallocate buffer */
int newlen = device->length + len + MBFL_MEMORY_DEVICE_ALLOC_SIZE;
unsigned char *tmp = (unsigned char *)mbfl_realloc((void *)device->buffer, newlen*sizeof(unsigned char));
if (tmp == NULL) {
return -1;
}
device->length = newlen;
device->buffer = tmp;
}
w = &device->buffer[device->pos];
device->pos += len;
while (len > 0) {
*w++ = *psrc++;
len--;
}
return len;
}
int
mbfl_memory_device_devcat(mbfl_memory_device *dest, mbfl_memory_device *src)
{
int n;
unsigned char *p, *w;
if ((dest->pos + src->pos) >= dest->length) {
/* reallocate buffer */
int newlen = dest->length + src->pos + MBFL_MEMORY_DEVICE_ALLOC_SIZE;
unsigned char *tmp = (unsigned char *)mbfl_realloc((void *)dest->buffer, newlen*sizeof(unsigned char));
if (tmp == NULL) {
return -1;
}
dest->length = newlen;
dest->buffer = tmp;
}
p = src->buffer;
w = &dest->buffer[dest->pos];
n = src->pos;
dest->pos += n;
while (n > 0) {
*w++ = *p++;
n--;
}
return n;
}
void
mbfl_wchar_device_init(mbfl_wchar_device *device)
{
if (device) {
device->buffer = (unsigned int *)0;
device->length = 0;
device->pos= 0;
device->allocsz = MBFL_MEMORY_DEVICE_ALLOC_SIZE;
}
}
void
mbfl_wchar_device_clear(mbfl_wchar_device *device)
{
if (device) {
if (device->buffer) {
mbfl_free(device->buffer);
}
device->buffer = (unsigned int*)0;
device->length = 0;
device->pos = 0;
}
}
int
mbfl_wchar_device_output(int c, void *data)
{
mbfl_wchar_device *device = (mbfl_wchar_device *)data;
if (device->pos >= device->length) {
/* reallocate buffer */
int newlen;
unsigned int *tmp;
newlen = device->length + device->allocsz;
tmp = (unsigned int *)mbfl_realloc((void *)device->buffer, newlen*sizeof(int));
if (tmp == NULL) {
return -1;
}
device->length = newlen;
device->buffer = tmp;
}
device->buffer[device->pos++] = c;
return c;
}
/*
* string object
*/
void
mbfl_string_init(mbfl_string *string)
{
if (string) {
string->no_language = mbfl_no_language_uni;
string->no_encoding = mbfl_no_encoding_pass;
string->val = (unsigned char*)0;
string->len = 0;
}
}
void
mbfl_string_init_set(mbfl_string *string, enum mbfl_no_language no_language, enum mbfl_no_encoding no_encoding)
{
if (string) {
string->no_language = no_language;
string->no_encoding = no_encoding;
string->val = (unsigned char*)0;
string->len = 0;
}
}
void
mbfl_string_clear(mbfl_string *string)
{
if (string) {
if (string->val != (unsigned char*)0) {
mbfl_free(string->val);
}
string->val = (unsigned char*)0;
string->len = 0;
}
}
/*
* encoding filter
*/
#define CK(statement) do { if ((statement) < 0) return (-1); } while (0)
/*
* commonly used constructor and destructor
*/
static void
mbfl_filt_conv_common_ctor(mbfl_convert_filter *filter)
{
filter->status = 0;
filter->cache = 0;
}
static int
mbfl_filt_conv_common_flush(mbfl_convert_filter *filter)
{
filter->status = 0;
filter->cache = 0;
return 0;
}
static void
mbfl_filt_conv_common_dtor(mbfl_convert_filter *filter)
{
filter->status = 0;
filter->cache = 0;
}
static int
mbfl_filt_conv_pass(int c, mbfl_convert_filter *filter)
{
return (*filter->output_function)(c, filter->data);
}
static int
mbfl_filt_conv_any_7bit(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < 0x80) {
CK((*filter->output_function)(c, filter->data));
}
return c;
}
static int
mbfl_filt_conv_byte2be_wchar(int c, mbfl_convert_filter *filter)
{
int n;
if (filter->status == 0) {
filter->status = 1;
n = (c & 0xff) << 8;
filter->cache = n;
} else {
filter->status = 0;
n = (c & 0xff) | filter->cache;
CK((*filter->output_function)(n, filter->data));
}
return c;
}
static int
mbfl_filt_conv_wchar_byte2be(int c, mbfl_convert_filter *filter)
{
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
CK((*filter->output_function)(c & 0xff, filter->data));
return c;
}
static int
mbfl_filt_conv_byte2le_wchar(int c, mbfl_convert_filter *filter)
{
int n;
if (filter->status == 0) {
filter->status = 1;
n = c & 0xff;
filter->cache = n;
} else {
filter->status = 0;
n = ((c & 0xff) << 8) | filter->cache;
CK((*filter->output_function)(n, filter->data));
}
return c;
}
static int
mbfl_filt_conv_wchar_byte2le(int c, mbfl_convert_filter *filter)
{
CK((*filter->output_function)(c & 0xff, filter->data));
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
return c;
}
static int
mbfl_filt_conv_byte4be_wchar(int c, mbfl_convert_filter *filter)
{
int n;
if (filter->status == 0) {
filter->status = 1;
n = (c & 0xff) << 24;
filter->cache = n;
} else if (filter->status == 1) {
filter->status = 2;
n = (c & 0xff) << 16;
filter->cache |= n;
} else if (filter->status == 2) {
filter->status = 3;
n = (c & 0xff) << 8;
filter->cache |= n;
} else {
filter->status = 0;
n = (c & 0xff) | filter->cache;
CK((*filter->output_function)(n, filter->data));
}
return c;
}
static int
mbfl_filt_conv_wchar_byte4be(int c, mbfl_convert_filter *filter)
{
CK((*filter->output_function)((c >> 24) & 0xff, filter->data));
CK((*filter->output_function)((c >> 16) & 0xff, filter->data));
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
CK((*filter->output_function)(c & 0xff, filter->data));
return c;
}
static int
mbfl_filt_conv_byte4le_wchar(int c, mbfl_convert_filter *filter)
{
int n;
if (filter->status == 0) {
filter->status = 1;
n = (c & 0xff);
filter->cache = n;
} else if (filter->status == 1) {
filter->status = 2;
n = (c & 0xff) << 8;
filter->cache |= n;
} else if (filter->status == 2) {
filter->status = 3;
n = (c & 0xff) << 16;
filter->cache |= n;
} else {
filter->status = 0;
n = ((c & 0xff) << 24) | filter->cache;
CK((*filter->output_function)(n, filter->data));
}
return c;
}
static int
mbfl_filt_conv_wchar_byte4le(int c, mbfl_convert_filter *filter)
{
CK((*filter->output_function)(c & 0xff, filter->data));
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
CK((*filter->output_function)((c >> 16) & 0xff, filter->data));
CK((*filter->output_function)((c >> 24) & 0xff, filter->data));
return c;
}
/* uuencode => any */
#define UUDEC(c) (char)(((c)-' ')&077)
static const char * uuenc_begin_text = "begin ";
enum { uudec_state_ground=0, uudec_state_inbegin,
uudec_state_until_newline,
uudec_state_size, uudec_state_a, uudec_state_b, uudec_state_c, uudec_state_d,
uudec_state_skip_newline};
static int
mbfl_filt_conv_uudec(int c, mbfl_convert_filter * filter)
{
int n;
switch(filter->status) {
case uudec_state_ground:
/* looking for "begin 0666 filename\n" line */
if (filter->cache == 0 && c == 'b')
{
filter->status = uudec_state_inbegin;
filter->cache = 1; /* move to 'e' */
}
else if (c == '\n')
filter->cache = 0;
else
filter->cache++;
break;
case uudec_state_inbegin:
if (uuenc_begin_text[filter->cache++] != c) {
/* doesn't match pattern */
filter->status = uudec_state_ground;
break;
}
if (filter->cache == 5)
{
/* thats good enough - wait for a newline */
filter->status = uudec_state_until_newline;
filter->cache = 0;
}
break;
case uudec_state_until_newline:
if (c == '\n')
filter->status = uudec_state_size;
break;
case uudec_state_size:
/* get "size" byte */
n = UUDEC(c);
filter->cache = n << 24;
filter->status = uudec_state_a;
break;
case uudec_state_a:
/* get "a" byte */
n = UUDEC(c);
filter->cache |= (n << 16);
filter->status = uudec_state_b;
break;
case uudec_state_b:
/* get "b" byte */
n = UUDEC(c);
filter->cache |= (n << 8);
filter->status = uudec_state_c;
break;
case uudec_state_c:
/* get "c" byte */
n = UUDEC(c);
filter->cache |= n;
filter->status = uudec_state_d;
break;
case uudec_state_d:
/* get "d" byte */
{
int A, B, C, D = UUDEC(c);
A = (filter->cache >> 16) & 0xff;
B = (filter->cache >> 8) & 0xff;
C = (filter->cache) & 0xff;
n = (filter->cache >> 24) & 0xff;
if (n-- > 0)
CK((*filter->output_function)( (A << 2) | (B >> 4), filter->data));
if (n-- > 0)
CK((*filter->output_function)( (B << 4) | (C >> 2), filter->data));
if (n-- > 0)
CK((*filter->output_function)( (C << 6) | D, filter->data));
filter->cache = n << 24;
if (n == 0)
filter->status = uudec_state_skip_newline; /* skip next byte (newline) */
else
filter->status = uudec_state_a; /* go back to fetch "A" byte */
}
break;
case uudec_state_skip_newline:
/* skip newline */
filter->status = uudec_state_size;
}
return c;
}
/*
* any => BASE64
*/
static const unsigned char mbfl_base64_table[] =
{
/* 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', */
0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4a,0x4b,0x4c,0x4d,
/* 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', */
0x4e,0x4f,0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5a,
/* 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', */
0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,0x6c,0x6d,
/* 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', */
0x6e,0x6f,0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7a,
/* '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '+', '/', '\0' */
0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x2b,0x2f,0x00
};
#define MBFL_BASE64_STS_MIME_HEADER 0x1000000
static int
mbfl_filt_conv_base64enc(int c, mbfl_convert_filter *filter)
{
int n;
n = (filter->status & 0xff);
if (n == 0) {
filter->status++;
filter->cache = (c & 0xff) << 16;
} else if (n == 1) {
filter->status++;
filter->cache |= (c & 0xff) << 8;
} else {
filter->status &= ~0xff;
if ((filter->status & MBFL_BASE64_STS_MIME_HEADER) == 0) {
n = (filter->status & 0xff00) >> 8;
if (n > 72) {
CK((*filter->output_function)(0x0d, filter->data)); /* CR */
CK((*filter->output_function)(0x0a, filter->data)); /* LF */
filter->status &= ~0xff00;
}
filter->status += 0x400;
}
n = filter->cache | (c & 0xff);
CK((*filter->output_function)(mbfl_base64_table[(n >> 18) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(n >> 12) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(n >> 6) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[n & 0x3f], filter->data));
}
return c;
}
static int
mbfl_filt_conv_base64enc_flush(mbfl_convert_filter *filter)
{
int status, cache, len;
status = filter->status & 0xff;
cache = filter->cache;
len = (filter->status & 0xff00) >> 8;
filter->status &= ~0xffff;
filter->cache = 0;
/* flush fragments */
if (status >= 1) {
if ((filter->status & MBFL_BASE64_STS_MIME_HEADER) == 0) {
if (len > 72){
CK((*filter->output_function)(0x0d, filter->data)); /* CR */
CK((*filter->output_function)(0x0a, filter->data)); /* LF */
}
}
CK((*filter->output_function)(mbfl_base64_table[(cache >> 18) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(cache >> 12) & 0x3f], filter->data));
if (status == 1) {
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
} else {
CK((*filter->output_function)(mbfl_base64_table[(cache >> 6) & 0x3f], filter->data));
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
}
}
return 0;
}
/*
* BASE64 => any
*/
static int
mbfl_filt_conv_base64dec(int c, mbfl_convert_filter *filter)
{
int n;
if (c == 0x0d || c == 0x0a || c == 0x20 || c == 0x09 || c == 0x3d) { /* CR or LF or SPACE or HTAB or '=' */
return c;
}
n = 0;
if (c >= 0x41 && c <= 0x5a) { /* A - Z */
n = c - 65;
} else if (c >= 0x61 && c <= 0x7a) { /* a - z */
n = c - 71;
} else if (c >= 0x30 && c <= 0x39) { /* 0 - 9 */
n = c + 4;
} else if (c == 0x2b) { /* '+' */
n = 62;
} else if (c == 0x2f) { /* '/' */
n = 63;
}
n &= 0x3f;
switch (filter->status) {
case 0:
filter->status = 1;
filter->cache = n << 18;
break;
case 1:
filter->status = 2;
filter->cache |= n << 12;
break;
case 2:
filter->status = 3;
filter->cache |= n << 6;
break;
default:
filter->status = 0;
n |= filter->cache;
CK((*filter->output_function)((n >> 16) & 0xff, filter->data));
CK((*filter->output_function)((n >> 8) & 0xff, filter->data));
CK((*filter->output_function)(n & 0xff, filter->data));
break;
}
return c;
}
static int
mbfl_filt_conv_base64dec_flush(mbfl_convert_filter *filter)
{
int status, cache;
status = filter->status;
cache = filter->cache;
filter->status = 0;
filter->cache = 0;
/* flush fragments */
if (status >= 2) {
CK((*filter->output_function)((cache >> 16) & 0xff, filter->data));
if (status >= 3) {
CK((*filter->output_function)((cache >> 8) & 0xff, filter->data));
}
}
return 0;
}
/*
* any => Quoted-Printable
*/
#define MBFL_QPRINT_STS_MIME_HEADER 0x1000000
static int
mbfl_filt_conv_qprintenc(int c, mbfl_convert_filter *filter)
{
int s, n;
switch (filter->status & 0xff) {
case 0:
filter->cache = c;
filter->status++;
break;
default:
s = filter->cache;
filter->cache = c;
n = (filter->status & 0xff00) >> 8;
if (s == 0) { /* null */
CK((*filter->output_function)(s, filter->data));
filter->status &= ~0xff00;
break;
}
if ((filter->status & MBFL_QPRINT_STS_MIME_HEADER) == 0) {
if (s == 0x0a || (s == 0x0d && c != 0x0a)) { /* line feed */
CK((*filter->output_function)(0x0d, filter->data)); /* CR */
CK((*filter->output_function)(0x0a, filter->data)); /* LF */
filter->status &= ~0xff00;
break;
} else if (s == 0x0d) {
break;
}
}
if ((filter->status & MBFL_QPRINT_STS_MIME_HEADER) == 0 && n >= 72) { /* soft line feed */
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
CK((*filter->output_function)(0x0d, filter->data)); /* CR */
CK((*filter->output_function)(0x0a, filter->data)); /* LF */
filter->status &= ~0xff00;
}
if (s <= 0 || s >= 0x80 || s == 0x3d /* not ASCII or '=' */
|| ((filter->status & MBFL_QPRINT_STS_MIME_HEADER) != 0 &&
(mbfl_charprop_table[s] & MBFL_CHP_MMHQENC) != 0)) {
/* hex-octet */
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
n = (s >> 4) & 0xf;
if (n < 10) {
n += 48; /* '0' */
} else {
n += 55; /* 'A' - 10 */
}
CK((*filter->output_function)(n, filter->data));
n = s & 0xf;
if (n < 10) {
n += 48;
} else {
n += 55;
}
CK((*filter->output_function)(n, filter->data));
if ((filter->status & MBFL_QPRINT_STS_MIME_HEADER) == 0) {
filter->status += 0x300;
}
} else {
CK((*filter->output_function)(s, filter->data));
if ((filter->status & MBFL_QPRINT_STS_MIME_HEADER) == 0) {
filter->status += 0x100;
}
}
break;
}
return c;
}
static int
mbfl_filt_conv_qprintenc_flush(mbfl_convert_filter *filter)
{
/* flush filter cache */
(*filter->filter_function)('\0', filter);
filter->status &= ~0xffff;
filter->cache = 0;
return 0;
}
/*
* Quoted-Printable => any
*/
static int
mbfl_filt_conv_qprintdec(int c, mbfl_convert_filter *filter)
{
int n;
switch (filter->status) {
case 1:
if ((c >= 0x30 && c <= 0x39) || (c >= 0x41 && c <= 0x46)) { /* 0 - 9 or A - F */
filter->cache = c;
filter->status = 2;
} else if (c == 0x0d) { /* soft line feed */
filter->status = 3;
} else if (c == 0x0a) { /* soft line feed */
filter->status = 0;
} else {
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
CK((*filter->output_function)(c, filter->data));
filter->status = 0;
}
break;
case 2:
n = filter->cache;
if (n >= 0x30 && n <= 0x39) { /* '0' - '9' */
n -= 48; /* 48 = '0' */
} else {
n -= 55; /* 55 = 'A' - 10 */
}
n <<= 4;
if (c >= 0x30 && c <= 0x39) { /* '0' - '9' */
n += (c - 48);
} else if (c >= 0x41 && c <= 0x46) { /* 'A' - 'F' */
n += (c - 55);
} else {
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
CK((*filter->output_function)(filter->cache, filter->data));
n = c;
}
CK((*filter->output_function)(n, filter->data));
filter->status = 0;
break;
case 3:
if (c != 0x0a) { /* LF */
CK((*filter->output_function)(c, filter->data));
}
filter->status = 0;
break;
default:
if (c == 0x3d) { /* '=' */
filter->status = 1;
} else {
CK((*filter->output_function)(c, filter->data));
}
break;
}
return c;
}
static int
mbfl_filt_conv_qprintdec_flush(mbfl_convert_filter *filter)
{
int status, cache;
status = filter->status;
cache = filter->cache;
filter->status = 0;
filter->cache = 0;
/* flush fragments */
if (status == 1) {
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
} else if (status == 2) {
CK((*filter->output_function)(0x3d, filter->data)); /* '=' */
CK((*filter->output_function)(cache, filter->data));
}
return 0;
}
/*
* UCS-4 => wchar
*/
static int
mbfl_filt_conv_ucs4_wchar(int c, mbfl_convert_filter *filter)
{
int n, endian;
endian = filter->status & 0xff00;
switch (filter->status & 0xff) {
case 0:
if (endian) {
n = c & 0xff;
} else {
n = (c & 0xff) << 24;
}
filter->cache = n;
filter->status++;
break;
case 1:
if (endian) {
n = (c & 0xff) << 8;
} else {
n = (c & 0xff) << 16;
}
filter->cache |= n;
filter->status++;
break;
case 2:
if (endian) {
n = (c & 0xff) << 16;
} else {
n = (c & 0xff) << 8;
}
filter->cache |= n;
filter->status++;
break;
default:
if (endian) {
n = (c & 0xff) << 24;
} else {
n = c & 0xff;
}
n |= filter->cache;
if ((n & 0xffff) == 0 && ((n >> 16) & 0xffff) == 0xfffe) {
if (endian) {
filter->status = 0; /* big-endian */
} else {
filter->status = 0x100; /* little-endian */
}
CK((*filter->output_function)(0xfeff, filter->data));
} else {
filter->status &= ~0xff;
CK((*filter->output_function)(n, filter->data));
}
break;
}
return c;
}
/*
* wchar => UCS-4BE
*/
static int
mbfl_filt_conv_wchar_ucs4be(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < MBFL_WCSGROUP_UCS4MAX) {
CK((*filter->output_function)((c >> 24) & 0xff, filter->data));
CK((*filter->output_function)((c >> 16) & 0xff, filter->data));
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
CK((*filter->output_function)(c & 0xff, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* wchar => UCS-4LE
*/
static int
mbfl_filt_conv_wchar_ucs4le(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < MBFL_WCSGROUP_UCS4MAX) {
CK((*filter->output_function)(c & 0xff, filter->data));
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
CK((*filter->output_function)((c >> 16) & 0xff, filter->data));
CK((*filter->output_function)((c >> 24) & 0xff, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* UCS-2 => wchar
*/
static int
mbfl_filt_conv_ucs2_wchar(int c, mbfl_convert_filter *filter)
{
int n, endian;
endian = filter->status & 0xff00;
switch (filter->status & 0xff) {
case 0:
if (endian) {
n = c & 0xff;
} else {
n = (c & 0xff) << 8;
}
filter->cache = n;
filter->status++;
break;
default:
if (endian) {
n = (c & 0xff) << 8;
} else {
n = c & 0xff;
}
n |= filter->cache;
if (n == 0xfffe) {
if (endian) {
filter->status = 0; /* big-endian */
} else {
filter->status = 0x100; /* little-endian */
}
CK((*filter->output_function)(0xfeff, filter->data));
} else {
filter->status &= ~0xff;
CK((*filter->output_function)(n, filter->data));
}
break;
}
return c;
}
/*
* wchar => UCS-2BE
*/
static int
mbfl_filt_conv_wchar_ucs2be(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < MBFL_WCSPLANE_UCS2MAX) {
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
CK((*filter->output_function)(c & 0xff, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* wchar => UCS-2LE
*/
static int
mbfl_filt_conv_wchar_ucs2le(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < MBFL_WCSPLANE_UCS2MAX) {
CK((*filter->output_function)(c & 0xff, filter->data));
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* UTF-16 => wchar
*/
static int
mbfl_filt_conv_utf16_wchar(int c, mbfl_convert_filter *filter)
{
int n, endian;
endian = filter->status & 0xff00;
switch (filter->status & 0xff) {
case 0:
if (endian) {
n = c & 0xff;
} else {
n = (c & 0xff) << 8;
}
filter->cache |= n;
filter->status++;
break;
default:
if (endian) {
n = (c & 0xff) << 8;
} else {
n = c & 0xff;
}
n |= filter->cache & 0xffff;
filter->status &= ~0xff;
if (n == 0xfffe) {
if (endian) {
filter->status = 0; /* big-endian */
} else {
filter->status = 0x100; /* little-endian */
}
CK((*filter->output_function)(0xfeff, filter->data));
} else if (n >= 0xd800 && n < 0xdc00) {
filter->cache = ((n & 0x3ff) << 16) + 0x400000;
} else if (n >= 0xdc00 && n < 0xe000) {
n &= 0x3ff;
n |= (filter->cache & 0xfff0000) >> 6;
filter->cache = 0;
if (n >= MBFL_WCSPLANE_SUPMIN && n < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(n, filter->data));
} else { /* illegal character */
n &= MBFL_WCSGROUP_MASK;
n |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(n, filter->data));
}
} else {
filter->cache = 0;
CK((*filter->output_function)(n, filter->data));
}
break;
}
return c;
}
/*
* UTF-16BE => wchar
*/
static int
mbfl_filt_conv_utf16be_wchar(int c, mbfl_convert_filter *filter)
{
int n;
switch (filter->status) {
case 0:
filter->status = 1;
n = (c & 0xff) << 8;
filter->cache |= n;
break;
default:
filter->status = 0;
n = (filter->cache & 0xff00) | (c & 0xff);
if (n >= 0xd800 && n < 0xdc00) {
filter->cache = ((n & 0x3ff) << 16) + 0x400000;
} else if (n >= 0xdc00 && n < 0xe000) {
n &= 0x3ff;
n |= (filter->cache & 0xfff0000) >> 6;
filter->cache = 0;
if (n >= MBFL_WCSPLANE_SUPMIN && n < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(n, filter->data));
} else { /* illegal character */
n &= MBFL_WCSGROUP_MASK;
n |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(n, filter->data));
}
} else {
filter->cache = 0;
CK((*filter->output_function)(n, filter->data));
}
break;
}
return c;
}
/*
* wchar => UTF-16BE
*/
static int
mbfl_filt_conv_wchar_utf16be(int c, mbfl_convert_filter *filter)
{
int n;
if (c >= 0 && c < MBFL_WCSPLANE_UCS2MAX) {
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
CK((*filter->output_function)(c & 0xff, filter->data));
} else if (c >= MBFL_WCSPLANE_SUPMIN && c < MBFL_WCSPLANE_SUPMAX) {
n = ((c >> 10) - 0x40) | 0xd800;
CK((*filter->output_function)((n >> 8) & 0xff, filter->data));
CK((*filter->output_function)(n & 0xff, filter->data));
n = (c & 0x3ff) | 0xdc00;
CK((*filter->output_function)((n >> 8) & 0xff, filter->data));
CK((*filter->output_function)(n & 0xff, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* UTF-16LE => wchar
*/
static int
mbfl_filt_conv_utf16le_wchar(int c, mbfl_convert_filter *filter)
{
int n;
switch (filter->status) {
case 0:
filter->status = 1;
n = c & 0xff;
filter->cache |= n;
break;
default:
filter->status = 0;
n = (filter->cache & 0xff) | ((c & 0xff) << 8);
if (n >= 0xd800 && n < 0xdc00) {
filter->cache = ((n & 0x3ff) << 16) + 0x400000;
} else if (n >= 0xdc00 && n < 0xe000) {
n &= 0x3ff;
n |= (filter->cache & 0xfff0000) >> 6;
filter->cache = 0;
if (n >= MBFL_WCSPLANE_SUPMIN && n < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(n, filter->data));
} else { /* illegal character */
n &= MBFL_WCSGROUP_MASK;
n |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(n, filter->data));
}
} else {
filter->cache = 0;
CK((*filter->output_function)(n, filter->data));
}
break;
}
return c;
}
/*
* wchar => UTF-16LE
*/
static int
mbfl_filt_conv_wchar_utf16le(int c, mbfl_convert_filter *filter)
{
int n;
if (c >= 0 && c < MBFL_WCSPLANE_UCS2MAX) {
CK((*filter->output_function)(c & 0xff, filter->data));
CK((*filter->output_function)((c >> 8) & 0xff, filter->data));
} else if (c >= MBFL_WCSPLANE_SUPMIN && c < MBFL_WCSPLANE_SUPMAX) {
n = ((c >> 10) - 0x40) | 0xd800;
CK((*filter->output_function)(n & 0xff, filter->data));
CK((*filter->output_function)((n >> 8) & 0xff, filter->data));
n = (c & 0x3ff) | 0xdc00;
CK((*filter->output_function)(n & 0xff, filter->data));
CK((*filter->output_function)((n >> 8) & 0xff, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* UTF-8 => wchar
*/
static int
mbfl_filt_conv_utf8_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c < 0x80) {
if (c >= 0) {
CK((*filter->output_function)(c, filter->data));
}
filter->status = 0;
} else if (c < 0xc0) {
switch (filter->status & 0xff) {
case 0x10: /* 2byte code 2nd char */
case 0x21: /* 3byte code 3rd char */
case 0x32: /* 4byte code 4th char */
case 0x43: /* 5byte code 5th char */
case 0x54: /* 6byte code 6th char */
filter->status = 0;
s = filter->cache | (c & 0x3f);
if (s >= 0x80) {
CK((*filter->output_function)(s, filter->data));
}
break;
case 0x20: /* 3byte code 2nd char */
case 0x31: /* 4byte code 3rd char */
case 0x42: /* 5byte code 4th char */
case 0x53: /* 6byte code 5th char */
filter->cache |= ((c & 0x3f) << 6);
filter->status++;
break;
case 0x30: /* 4byte code 2nd char */
case 0x41: /* 5byte code 3rd char */
case 0x52: /* 6byte code 4th char */
filter->cache |= ((c & 0x3f) << 12);
filter->status++;
break;
case 0x40: /* 5byte code 2nd char */
case 0x51: /* 6byte code 3rd char */
filter->cache |= ((c & 0x3f) << 18);
filter->status++;
break;
case 0x50: /* 6byte code 2nd char */
filter->cache |= ((c & 0x3f) << 24);
filter->status++;
break;
default:
filter->status = 0;
break;
}
} else if (c < 0xe0) { /* 2byte code first char */
filter->status = 0x10;
filter->cache = (c & 0x1f) << 6;
} else if (c < 0xf0) { /* 3byte code first char */
filter->status = 0x20;
filter->cache = (c & 0xf) << 12;
} else if (c < 0xf8) { /* 4byte code first char */
filter->status = 0x30;
filter->cache = (c & 0x7) << 18;
} else if (c < 0xfc) { /* 5byte code first char */
filter->status = 0x40;
filter->cache = (c & 0x3) << 24;
} else if (c < 0xfe) { /* 6 byte code first char */
filter->status = 0x50;
filter->cache = (c & 0x1) << 30;
} else {
filter->status = 0;
filter->cache = 0;
}
return c;
}
/*
* wchar => UTF-8
*/
static int
mbfl_filt_conv_wchar_utf8(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < MBFL_WCSGROUP_UCS4MAX) {
if (c < 0x80) {
CK((*filter->output_function)(c, filter->data));
} else if (c < 0x800) {
CK((*filter->output_function)(((c >> 6) & 0x1f) | 0xc0, filter->data));
CK((*filter->output_function)((c & 0x3f) | 0x80, filter->data));
} else if (c < 0x10000) {
CK((*filter->output_function)(((c >> 12) & 0x0f) | 0xe0, filter->data));
CK((*filter->output_function)(((c >> 6) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)((c & 0x3f) | 0x80, filter->data));
} else if (c < 0x200000) {
CK((*filter->output_function)(((c >> 18) & 0x07) | 0xf0, filter->data));
CK((*filter->output_function)(((c >> 12) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)(((c >> 6) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)((c & 0x3f) | 0x80, filter->data));
} else if (c < 0x4000000) {
CK((*filter->output_function)(((c >> 24) & 0x03) | 0xf8, filter->data));
CK((*filter->output_function)(((c >> 18) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)(((c >> 12) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)(((c >> 6) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)((c & 0x3f) | 0x80, filter->data));
} else {
CK((*filter->output_function)(((c >> 30) & 0x01) | 0xfc, filter->data));
CK((*filter->output_function)(((c >> 24) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)(((c >> 18) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)(((c >> 12) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)(((c >> 6) & 0x3f) | 0x80, filter->data));
CK((*filter->output_function)((c & 0x3f) | 0x80, filter->data));
}
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* UTF-7 => wchar
*/
static int
mbfl_filt_conv_utf7_wchar(int c, mbfl_convert_filter *filter)
{
int s, n;
n = -1;
if (filter->status != 0) { /* Modified Base64 */
if (c >= 0x41 && c <= 0x5a) { /* A - Z */
n = c - 65;
} else if (c >= 0x61 && c <= 0x7a) { /* a - z */
n = c - 71;
} else if (c >= 0x30 && c <= 0x39) { /* 0 - 9 */
n = c + 4;
} else if (c == 0x2b) { /* '+' */
n = 62;
} else if (c == 0x2f) { /* '/' */
n = 63;
}
if (n < 0 || n > 63) {
if (c == 0x2d) {
if (filter->status == 1) { /* "+-" -> "+" */
CK((*filter->output_function)(0x2b, filter->data));
}
} else if (c >= 0 && c < 0x80) { /* ASCII exclude '-' */
CK((*filter->output_function)(c, filter->data));
} else { /* illegal character */
s = c & MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
filter->cache = 0;
filter->status = 0;
return c;
}
}
switch (filter->status) {
/* directly encoded characters */
case 0:
if (c == 0x2b) { /* '+' shift character */
filter->status = 1;
} else if (c >= 0 && c < 0x80) { /* ASCII */
CK((*filter->output_function)(c, filter->data));
} else { /* illegal character */
s = c & MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
break;
/* decode Modified Base64 */
case 1:
case 2:
filter->cache |= n << 10;
filter->status = 3;
break;
case 3:
filter->cache |= n << 4;
filter->status = 4;
break;
case 4:
s = ((n >> 2) & 0xf) | (filter->cache & 0xffff);
n = (n & 0x3) << 14;
filter->status = 5;
if (s >= 0xd800 && s < 0xdc00) {
s = (((s & 0x3ff) << 16) + 0x400000) | n;
filter->cache = s;
} else if (s >= 0xdc00 && s < 0xe000) {
s &= 0x3ff;
s |= (filter->cache & 0xfff0000) >> 6;
filter->cache = n;
if (s >= MBFL_WCSPLANE_SUPMIN && s < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(s, filter->data));
} else { /* illegal character */
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
} else {
filter->cache = n;
CK((*filter->output_function)(s, filter->data));
}
break;
case 5:
filter->cache |= n << 8;
filter->status = 6;
break;
case 6:
filter->cache |= n << 2;
filter->status = 7;
break;
case 7:
s = ((n >> 4) & 0x3) | (filter->cache & 0xffff);
n = (n & 0xf) << 12;
filter->status = 8;
if (s >= 0xd800 && s < 0xdc00) {
s = (((s & 0x3ff) << 16) + 0x400000) | n;
filter->cache = s;
} else if (s >= 0xdc00 && s < 0xe000) {
s &= 0x3ff;
s |= (filter->cache & 0xfff0000) >> 6;
filter->cache = n;
if (s >= MBFL_WCSPLANE_SUPMIN && s < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(s, filter->data));
} else { /* illegal character */
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
} else {
filter->cache = n;
CK((*filter->output_function)(s, filter->data));
}
break;
case 8:
filter->cache |= n << 6;
filter->status = 9;
break;
case 9:
s = n | (filter->cache & 0xffff);
filter->status = 2;
if (s >= 0xd800 && s < 0xdc00) {
s = (((s & 0x3ff) << 16) + 0x400000);
filter->cache = s;
} else if (s >= 0xdc00 && s < 0xe000) {
s &= 0x3ff;
s |= (filter->cache & 0xfff0000) >> 6;
filter->cache = 0;
if (s >= MBFL_WCSPLANE_SUPMIN && s < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(s, filter->data));
} else { /* illegal character */
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
} else {
filter->cache = 0;
CK((*filter->output_function)(s, filter->data));
}
break;
default:
filter->status = 0;
break;
}
return c;
}
/*
* wchar => UTF-7
*/
static int
mbfl_filt_conv_wchar_utf7(int c, mbfl_convert_filter *filter)
{
int s, n;
n = 0;
if (c >= 0 && c < 0x80) { /* ASCII */
if (c >= 0x41 && c <= 0x5a) { /* A - Z */
n = 1;
} else if (c >= 0x61 && c <= 0x7a) { /* a - z */
n = 1;
} else if (c >= 0x30 && c <= 0x39) { /* 0 - 9 */
n = 1;
} else if (c == '\0') { /* '\0' */
n = 1;
} else if (c == 0x2f) { /* '/' */
n = 1;
} else if (c == 0x2d) { /* '-' */
n = 1;
} else if (c == 0x20) { /* SPACE */
n = 2;
} else if (c == 0x09) { /* HTAB */
n = 2;
} else if (c == 0x0d) { /* CR */
n = 2;
} else if (c == 0x0a) { /* LF */
n = 2;
} else if (c == 0x27) { /* "'" */
n = 2;
} else if (c == 0x28) { /* '(' */
n = 2;
} else if (c == 0x29) { /* ')' */
n = 2;
} else if (c == 0x2c) { /* ',' */
n = 2;
} else if (c == 0x2e) { /* '.' */
n = 2;
} else if (c == 0x3a) { /* ':' */
n = 2;
} else if (c == 0x3f) { /* '?' */
n = 2;
}
} else if (c >= 0 && c < MBFL_WCSPLANE_UCS2MAX) {
;
} else if (c >= MBFL_WCSPLANE_SUPMIN && c < MBFL_WCSPLANE_SUPMAX) {
s = ((c >> 10) - 0x40) | 0xd800;
CK((*filter->filter_function)(s, filter));
s = (c & 0x3ff) | 0xdc00;
CK((*filter->filter_function)(s, filter));
return c;
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
return c;
}
switch (filter->status) {
case 0:
if (n != 0) { /* directly encode characters */
CK((*filter->output_function)(c, filter->data));
} else { /* Modified Base64 */
CK((*filter->output_function)(0x2b, filter->data)); /* '+' */
filter->status++;
filter->cache = c;
}
break;
/* encode Modified Base64 */
case 1:
s = filter->cache;
CK((*filter->output_function)(mbfl_base64_table[(s >> 10) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(s >> 4) & 0x3f], filter->data));
if (n != 0) {
CK((*filter->output_function)(mbfl_base64_table[(s << 2) & 0x3c], filter->data));
if (n == 1) {
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
}
CK((*filter->output_function)(c, filter->data));
filter->status = 0;
} else {
filter->status++;
filter->cache = ((s & 0xf) << 16) | c;
}
break;
case 2:
s = filter->cache;
CK((*filter->output_function)(mbfl_base64_table[(s >> 14) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(s >> 8) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(s >> 2) & 0x3f], filter->data));
if (n != 0) {
CK((*filter->output_function)(mbfl_base64_table[(s << 4) & 0x30], filter->data));
if (n == 1) {
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
}
CK((*filter->output_function)(c, filter->data));
filter->status = 0;
} else {
filter->status++;
filter->cache = ((s & 0x3) << 16) | c;
}
break;
case 3:
s = filter->cache;
CK((*filter->output_function)(mbfl_base64_table[(s >> 12) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(s >> 6) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[s & 0x3f], filter->data));
if (n != 0) {
if (n == 1) {
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
}
CK((*filter->output_function)(c, filter->data));
filter->status = 0;
} else {
filter->status = 1;
filter->cache = c;
}
break;
default:
filter->status = 0;
break;
}
return c;
}
static int
mbfl_filt_conv_wchar_utf7_flush(mbfl_convert_filter *filter)
{
int status, cache;
status = filter->status;
cache = filter->cache;
filter->status = 0;
filter->cache = 0;
/* flush fragments */
switch (status) {
case 1:
CK((*filter->output_function)(mbfl_base64_table[(cache >> 10) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(cache >> 4) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(cache << 2) & 0x3c], filter->data));
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
break;
case 2:
CK((*filter->output_function)(mbfl_base64_table[(cache >> 14) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(cache >> 8) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(cache >> 2) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(cache << 4) & 0x30], filter->data));
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
break;
case 3:
CK((*filter->output_function)(mbfl_base64_table[(cache >> 12) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[(cache >> 6) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_base64_table[cache & 0x3f], filter->data));
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
break;
}
return 0;
}
/*
* UTF7-IMAP => wchar
*/
static int
mbfl_filt_conv_utf7imap_wchar(int c, mbfl_convert_filter *filter)
{
int s, n;
n = -1;
if (filter->status != 0) { /* Modified Base64 */
if (c >= 0x41 && c <= 0x5a) { /* A - Z */
n = c - 65;
} else if (c >= 0x61 && c <= 0x7a) { /* a - z */
n = c - 71;
} else if (c >= 0x30 && c <= 0x39) { /* 0 - 9 */
n = c + 4;
} else if (c == 0x2b) { /* '+' */
n = 62;
} else if (c == 0x2c) { /* ',' */
n = 63;
}
if (n < 0 || n > 63) {
if (c == 0x2d) {
if (filter->status == 1) { /* "&-" -> "&" */
CK((*filter->output_function)(0x26, filter->data));
}
} else if (c >= 0 && c < 0x80) { /* ASCII exclude '-' */
CK((*filter->output_function)(c, filter->data));
} else { /* illegal character */
s = c & MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
filter->cache = 0;
filter->status = 0;
return c;
}
}
switch (filter->status) {
/* directly encoded characters */
case 0:
if (c == 0x26) { /* '&' shift character */
filter->status++;
} else if (c >= 0 && c < 0x80) { /* ASCII */
CK((*filter->output_function)(c, filter->data));
} else { /* illegal character */
s = c & MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
break;
/* decode Modified Base64 */
case 1:
case 2:
filter->cache |= n << 10;
filter->status = 3;
break;
case 3:
filter->cache |= n << 4;
filter->status = 4;
break;
case 4:
s = ((n >> 2) & 0xf) | (filter->cache & 0xffff);
n = (n & 0x3) << 14;
filter->status = 5;
if (s >= 0xd800 && s < 0xdc00) {
s = (((s & 0x3ff) << 16) + 0x400000) | n;
filter->cache = s;
} else if (s >= 0xdc00 && s < 0xe000) {
s &= 0x3ff;
s |= (filter->cache & 0xfff0000) >> 6;
filter->cache = n;
if (s >= MBFL_WCSPLANE_SUPMIN && s < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(s, filter->data));
} else { /* illegal character */
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
} else {
filter->cache = n;
CK((*filter->output_function)(s, filter->data));
}
break;
case 5:
filter->cache |= n << 8;
filter->status = 6;
break;
case 6:
filter->cache |= n << 2;
filter->status = 7;
break;
case 7:
s = ((n >> 4) & 0x3) | (filter->cache & 0xffff);
n = (n & 0xf) << 12;
filter->status = 8;
if (s >= 0xd800 && s < 0xdc00) {
s = (((s & 0x3ff) << 16) + 0x400000) | n;
filter->cache = s;
} else if (s >= 0xdc00 && s < 0xe000) {
s &= 0x3ff;
s |= (filter->cache & 0xfff0000) >> 6;
filter->cache = n;
if (s >= MBFL_WCSPLANE_SUPMIN && s < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(s, filter->data));
} else { /* illegal character */
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
} else {
filter->cache = n;
CK((*filter->output_function)(s, filter->data));
}
break;
case 8:
filter->cache |= n << 6;
filter->status = 9;
break;
case 9:
s = n | (filter->cache & 0xffff);
filter->status = 2;
if (s >= 0xd800 && s < 0xdc00) {
s = (((s & 0x3ff) << 16) + 0x400000);
filter->cache = s;
} else if (s >= 0xdc00 && s < 0xe000) {
s &= 0x3ff;
s |= (filter->cache & 0xfff0000) >> 6;
filter->cache = 0;
if (s >= MBFL_WCSPLANE_SUPMIN && s < MBFL_WCSPLANE_SUPMAX) {
CK((*filter->output_function)(s, filter->data));
} else { /* illegal character */
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
CK((*filter->output_function)(s, filter->data));
}
} else {
filter->cache = 0;
CK((*filter->output_function)(s, filter->data));
}
break;
default:
filter->status = 0;
break;
}
return c;
}
static const unsigned char mbfl_utf7imap_base64_table[] =
{
/* 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', */
0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4a,0x4b,0x4c,0x4d,
/* 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', */
0x4e,0x4f,0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5a,
/* 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', */
0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,0x6c,0x6d,
/* 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', */
0x6e,0x6f,0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7a,
/* '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '+', ',', '\0' */
0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x2b,0x2c,0x00
};
/*
* wchar => UTF7-IMAP
*/
static int
mbfl_filt_conv_wchar_utf7imap(int c, mbfl_convert_filter *filter)
{
int n, s;
n = 0;
if (c == 0x26) {
n = 1;
} else if ((c >= 0x20 && c <= 0x7e) || c == 0) {
n = 2;
} else if (c >= 0 && c < MBFL_WCSPLANE_UCS2MAX) {
;
} else if (c >= MBFL_WCSPLANE_SUPMIN && c < MBFL_WCSPLANE_SUPMAX) {
s = ((c >> 10) - 0x40) | 0xd800;
CK((*filter->filter_function)(s, filter));
s = (c & 0x3ff) | 0xdc00;
CK((*filter->filter_function)(s, filter));
return c;
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
return c;
}
switch (filter->status) {
case 0:
if (n != 0) { /* directly encode characters */
CK((*filter->output_function)(c, filter->data));
if (n == 1) {
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
}
} else { /* Modified Base64 */
CK((*filter->output_function)(0x26, filter->data)); /* '&' */
filter->status = 1;
filter->cache = c;
}
break;
/* encode Modified Base64 */
case 1:
s = filter->cache;
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s >> 10) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s >> 4) & 0x3f], filter->data));
if (n != 0) {
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s << 2) & 0x3c], filter->data));
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
CK((*filter->output_function)(c, filter->data));
if (n == 1) {
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
}
filter->status = 0;
} else {
filter->status = 2;
filter->cache = ((s & 0xf) << 16) | c;
}
break;
case 2:
s = filter->cache;
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s >> 14) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s >> 8) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s >> 2) & 0x3f], filter->data));
if (n != 0) {
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s << 4) & 0x30], filter->data));
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
CK((*filter->output_function)(c, filter->data));
if (n == 1) {
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
}
filter->status = 0;
} else {
filter->status = 3;
filter->cache = ((s & 0x3) << 16) | c;
}
break;
case 3:
s = filter->cache;
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s >> 12) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(s >> 6) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[s & 0x3f], filter->data));
if (n != 0) {
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
CK((*filter->output_function)(c, filter->data));
if (n == 1) {
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
}
filter->status = 0;
} else {
filter->status = 1;
filter->cache = c;
}
break;
default:
filter->status = 0;
break;
}
return c;
}
static int
mbfl_filt_conv_wchar_utf7imap_flush(mbfl_convert_filter *filter)
{
int status, cache;
status = filter->status;
cache = filter->cache;
filter->status = 0;
filter->cache = 0;
/* flush fragments */
switch (status) {
case 1:
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache >> 10) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache >> 4) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache << 2) & 0x3c], filter->data));
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
break;
case 2:
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache >> 14) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache >> 8) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache >> 2) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache << 4) & 0x30], filter->data));
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
break;
case 3:
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache >> 12) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[(cache >> 6) & 0x3f], filter->data));
CK((*filter->output_function)(mbfl_utf7imap_base64_table[cache & 0x3f], filter->data));
CK((*filter->output_function)(0x2d, filter->data)); /* '-' */
break;
}
return 0;
}
/*
* wchar => ASCII
*/
static int
mbfl_filt_conv_wchar_ascii(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < 0x80) {
CK((*filter->output_function)(c, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* wchar => cp1252
*/
static int
mbfl_filt_conv_wchar_cp1252(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0x100) {
/* look it up from the cp1252 table */
s = -1;
n = 30;
while (n >= 0) {
if (c == cp1252_ucs_table[n]) {
s = 0x80 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_1)
{
s = c & MBFL_WCSPLANE_MASK;
}
}
else if (c >= 0 && c < 0x100) {
s = c;
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* cp1252 => wchar
*/
static int
mbfl_filt_conv_cp1252_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0x80 && c < 0xa0) {
s = cp1252_ucs_table[c - 0x80];
} else {
s = c;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-1
*/
static int
mbfl_filt_conv_wchar_8859_1(int c, mbfl_convert_filter *filter)
{
if (c >= 0 && c < 0x100) {
CK((*filter->output_function)(c, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-2 => wchar
*/
static int
mbfl_filt_conv_8859_2_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_2_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_2;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-2
*/
static int
mbfl_filt_conv_wchar_8859_2(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_2_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_2) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-3 => wchar
*/
static int
mbfl_filt_conv_8859_3_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_3_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_3;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-3
*/
static int
mbfl_filt_conv_wchar_8859_3(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_3_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_3) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-4 => wchar
*/
static int
mbfl_filt_conv_8859_4_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_4_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_4;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-4
*/
static int
mbfl_filt_conv_wchar_8859_4(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_4_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_4) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-5 => wchar
*/
static int
mbfl_filt_conv_8859_5_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_5_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_5;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-5
*/
static int
mbfl_filt_conv_wchar_8859_5(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_5_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_5) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-6 => wchar
*/
static int
mbfl_filt_conv_8859_6_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_6_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_6;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-6
*/
static int
mbfl_filt_conv_wchar_8859_6(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_6_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_6) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-7 => wchar
*/
static int
mbfl_filt_conv_8859_7_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_7_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_7;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-7
*/
static int
mbfl_filt_conv_wchar_8859_7(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_7_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_7) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-8 => wchar
*/
static int
mbfl_filt_conv_8859_8_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_8_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_8;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-8
*/
static int
mbfl_filt_conv_wchar_8859_8(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_8_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_8) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-9 => wchar
*/
static int
mbfl_filt_conv_8859_9_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_9_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_9;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-9
*/
static int
mbfl_filt_conv_wchar_8859_9(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_9_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_9) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-10 => wchar
*/
static int
mbfl_filt_conv_8859_10_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_10_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_10;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-10
*/
static int
mbfl_filt_conv_wchar_8859_10(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_10_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_10) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-13 => wchar
*/
static int
mbfl_filt_conv_8859_13_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_13_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_13;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-13
*/
static int
mbfl_filt_conv_wchar_8859_13(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_13_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_13) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-14 => wchar
*/
static int
mbfl_filt_conv_8859_14_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_14_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_14;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-14
*/
static int
mbfl_filt_conv_wchar_8859_14(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_14_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_14) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
* ISO-8859-15 => wchar
*/
static int
mbfl_filt_conv_8859_15_wchar(int c, mbfl_convert_filter *filter)
{
int s;
if (c >= 0 && c < 0xa0) {
s = c;
} else if (c >= 0xa0 && c < 0x100) {
s = iso8859_15_ucs_table[c - 0xa0];
if (s <= 0) {
s = c;
s &= MBFL_WCSPLANE_MASK;
s |= MBFL_WCSPLANE_8859_15;
}
} else {
s = c;
s &= MBFL_WCSGROUP_MASK;
s |= MBFL_WCSGROUP_THROUGH;
}
CK((*filter->output_function)(s, filter->data));
return c;
}
/*
* wchar => ISO-8859-15
*/
static int
mbfl_filt_conv_wchar_8859_15(int c, mbfl_convert_filter *filter)
{
int s, n;
if (c >= 0 && c < 0xa0) {
s = c;
} else {
s = -1;
n = 95;
while (n >= 0) {
if (c == iso8859_15_ucs_table[n]) {
s = 0xa0 + n;
break;
}
n--;
}
if (s <= 0 && (c & ~MBFL_WCSPLANE_MASK) == MBFL_WCSPLANE_8859_15) {
s = c & MBFL_WCSPLANE_MASK;
}
}
if (s >= 0) {
CK((*filter->output_function)(s, filter->data));
} else {
if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
CK(mbfl_filt_conv_illegal_output(c, filter));
}
}
return c;
}
/*
*
* identify filter functions
*
*/
static void
mbfl_filt_ident_common_ctor(mbfl_identify_filter *filter)
{
filter->status = 0;
filter->flag = 0;
}
static void
mbfl_filt_ident_common_dtor(mbfl_identify_filter *filter)
{
filter->status = 0;
}
static int
mbfl_filt_ident_ascii(int c, mbfl_identify_filter *filter)
{
if (c >= 0x20 && c < 0x80) {
;
} else if (c == 0x0d || c == 0x0a || c == 0x09 || c == 0) { /* CR or LF or HTAB or null */
;
} else {
filter->flag = 1;
}
return c;
}
static int
mbfl_filt_ident_utf8(int c, mbfl_identify_filter *filter)
{
if (c < 0x80) {
if (c < 0) {
filter->flag = 1; /* bad */
} else if (c != 0 && filter->status) {
filter->flag = 1; /* bad */
}
filter->status = 0;
} else if (c < 0xc0) {
switch (filter->status) {
case 0x20: /* 3 byte code 2nd char */
case 0x30: /* 4 byte code 2nd char */
case 0x31: /* 4 byte code 3rd char */
case 0x40: /* 5 byte code 2nd char */
case 0x41: /* 5 byte code 3rd char */
case 0x42: /* 5 byte code 4th char */
case 0x50: /* 6 byte code 2nd char */
case 0x51: /* 6 byte code 3rd char */
case 0x52: /* 6 byte code 4th char */
case 0x53: /* 6 byte code 5th char */
filter->status++;
break;
case 0x10: /* 2 byte code 2nd char */
case 0x21: /* 3 byte code 3rd char */
case 0x32: /* 4 byte code 4th char */
case 0x43: /* 5 byte code 5th char */
case 0x54: /* 6 byte code 6th char */
filter->status = 0;
break;
default:
filter->flag = 1; /* bad */
filter->status = 0;
break;
}
} else {
if (filter->status) {
filter->flag = 1; /* bad */
}
filter->status = 0;
if (c < 0xe0) { /* 2 byte code first char */
filter->status = 0x10;
} else if (c < 0xf0) { /* 3 byte code 1st char */
filter->status = 0x20;
} else if (c < 0xf8) { /* 4 byte code 1st char */
filter->status = 0x30;
} else if (c < 0xfc) { /* 5 byte code 1st char */
filter->status = 0x40;
} else if (c < 0xfe) { /* 6 byte code 1st char */
filter->status = 0x50;
} else {
filter->flag = 1; /* bad */
}
}
return c;
}
static int
mbfl_filt_ident_utf7(int c, mbfl_identify_filter *filter)
{
int n;
switch (filter->status) {
/* directly encoded characters */
case 0:
if (c == 0x2b) { /* '+' shift character */
filter->status++;
} else if (c == 0x5c || c == 0x7e || c < 0 || c > 0x7f) { /* illegal character */
filter->flag = 1; /* bad */
}
break;
/* Modified Base64 */
case 1:
case 2:
n = 0;
if (c >= 0x41 && c <= 0x5a) { /* A - Z */
n = 1;
} else if (c >= 0x61 && c <= 0x7a) { /* a - z */
n = 1;
} else if (c >= 0x30 && c <= 0x39) { /* 0 - 9 */
n = 1;
} else if (c == 0x2b) { /* '+' */
n = 1;
} else if (c == 0x2f) { /* '/' */
n = 1;
}
if (n <= 0) {
if (filter->status == 1 && c != 0x2d) {
filter->flag = 1; /* bad */
} else if (c < 0 || c > 0x7f) {
filter->flag = 1; /* bad */
}
filter->status = 0;
} else {
filter->status = 2;
}
break;
default:
filter->status = 0;
break;
}
return c;
}
static int
mbfl_filt_ident_eucjp(int c, mbfl_identify_filter *filter)
{
switch (filter->status) {
case 0: /* latin */
if (c >= 0 && c < 0x80) { /* ok */
;
} else if (c > 0xa0 && c < 0xff) { /* kanji first char */
filter->status = 1;
} else if (c == 0x8e) { /* kana first char */
filter->status = 2;
} else if (c == 0x8f) { /* X 0212 first char */
filter->status = 3;
} else { /* bad */
filter->flag = 1;
}
break;
case 1: /* got first half */
if (c < 0xa1 || c > 0xfe) { /* bad */
filter->flag = 1;
}
filter->status = 0;
break;
case 2: /* got 0x8e */
if (c < 0xa1 || c > 0xdf) { /* bad */
filter->flag = 1;
}
filter->status = 0;
break;
case 3: /* got 0x8f */
if (c < 0xa1 || c > 0xfe) { /* bad */
filter->flag = 1;
}
filter->status++;
break;
case 4: /* got 0x8f */
if (c < 0xa1 || c > 0xfe) { /* bad */
filter->flag = 1;
}
filter->status = 0;
break;
default:
filter->status = 0;
break;
}
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;
}
static int
mbfl_filt_ident_sjiswin(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 < 0xfd && c != 0xa0) { /* kanji first char */
filter->status = 1;
} else { /* bad */
filter->flag = 1;
}
return c;
}
static int
mbfl_filt_ident_jis(int c, mbfl_identify_filter *filter)
{
retry:
switch (filter->status & 0xf) {
/* case 0x00: ASCII */
/* case 0x10: X 0201 latin */
/* case 0x20: X 0201 kana */
/* case 0x80: X 0208 */
/* case 0x90: X 0212 */
case 0:
if (c == 0x1b) {
filter->status += 2;
} else if (c == 0x0e) { /* "kana in" */
filter->status = 0x20;
} else if (c == 0x0f) { /* "kana out" */
filter->status = 0;
} else if ((filter->status == 0x80 || filter->status == 0x90) && c > 0x20 && c < 0x7f) { /* kanji first char */
filter->status += 1;
} else if (c >= 0 && c < 0x80) { /* latin, CTLs */
;
} else {
filter->flag = 1; /* bad */
}
break;
/* case 0x81: X 0208 second char */
/* case 0x91: X 0212 second char */
case 1:
filter->status &= ~0xf;
if (c == 0x1b) {
goto retry;
} else if (c < 0x21 || c > 0x7e) { /* bad */
filter->flag = 1;
}
break;
/* ESC */
case 2:
if (c == 0x24) { /* '$' */
filter->status++;
} else if (c == 0x28) { /* '(' */
filter->status += 3;
} else {
filter->flag = 1; /* bad */
filter->status &= ~0xf;
goto retry;
}
break;
/* ESC $ */
case 3:
if (c == 0x40 || c == 0x42) { /* '@' or 'B' */
filter->status = 0x80;
} else if (c == 0x28) { /* '(' */
filter->status++;
} else {
filter->flag = 1; /* bad */
filter->status &= ~0xf;
goto retry;
}
break;
/* ESC $ ( */
case 4:
if (c == 0x40 || c == 0x42) { /* '@' or 'B' */
filter->status = 0x80;
} else if (c == 0x44) { /* 'D' */
filter->status = 0x90;
} else {
filter->flag = 1; /* bad */
filter->status &= ~0xf;
goto retry;
}
break;
/* ESC ( */
case 5:
if (c == 0x42 || c == 0x48) { /* 'B' or 'H' */
filter->status = 0;
} else if (c == 0x4a) { /* 'J' */
filter->status = 0x10;
} else if (c == 0x49) { /* 'I' */
filter->status = 0x20;
} else {
filter->flag = 1; /* bad */
filter->status &= ~0xf;
goto retry;
}
break;
default:
filter->status = 0;
break;
}
return c;
}
/* We only distinguish the MS extensions to ISO-8859-1.
* Actually, this is pretty much a NO-OP, since the identification
* system doesn't allow us to discriminate between a positive match,
* a possible match and a definite non-match.
* The problem here is that cp1252 looks like SJIS for certain chars.
* */
static int
mbfl_filt_ident_cp1252(int c, mbfl_identify_filter *filter)
{
if (c >= 0x80 && c < 0xa0)
filter->flag = 0;
else
filter->flag = 1; /* not it */
return c;
}
static int
mbfl_filt_ident_2022jp(int c, mbfl_identify_filter *filter)
{
retry:
switch (filter->status & 0xf) {
/* case 0x00: ASCII */
/* case 0x10: X 0201 latin */
/* case 0x80: X 0208 */
case 0:
if (c == 0x1b) {
filter->status += 2;
} else if (filter->status == 0x80 && c > 0x20 && c < 0x7f) { /* kanji first char */
filter->status += 1;
} else if (c >= 0 && c < 0x80) { /* latin, CTLs */
;
} else {
filter->flag = 1; /* bad */
}
break;
/* case 0x81: X 0208 second char */
case 1:
if (c == 0x1b) {
filter->status++;
} else {
filter->status &= ~0xf;
if (c < 0x21 || c > 0x7e) { /* bad */
filter->flag = 1;
}
}
break;
/* ESC */
case 2:
if (c == 0x24) { /* '$' */
filter->status++;
} else if (c == 0x28) { /* '(' */
filter->status += 3;
} else {
filter->flag = 1; /* bad */
filter->status &= ~0xf;
goto retry;
}
break;
/* ESC $ */
case 3:
if (c == 0x40 || c == 0x42) { /* '@' or 'B' */
filter->status = 0x80;
} else {
filter->flag = 1; /* bad */
filter->status &= ~0xf;
goto retry;
}
break;
/* ESC ( */
case 5:
if (c == 0x42) { /* 'B' */
filter->status = 0;
} else if (c == 0x4a) { /* 'J' */
filter->status = 0x10;
} else {
filter->flag = 1; /* bad */
filter->status &= ~0xf;
goto retry;
}
break;
default:
filter->status = 0;
break;
}
return c;
}
static void
mbfl_filt_ident_false_ctor(mbfl_identify_filter *filter)
{
filter->status = 0;
filter->flag = 1;
}
static int
mbfl_filt_ident_false(int c, mbfl_identify_filter *filter)
{
filter->flag = 1; /* bad */
return c;
}
static int
mbfl_filt_ident_true(int c, mbfl_identify_filter *filter)
{
return c;
}
/*
* convert filter
*/
/* setup filter function table */
static void
mbfl_convert_filter_set_vtbl(mbfl_convert_filter *filter, struct mbfl_convert_vtbl *vtbl)
{
if (filter && vtbl) {
filter->filter_ctor = vtbl->filter_ctor;
filter->filter_dtor = vtbl->filter_dtor;
filter->filter_function = vtbl->filter_function;
filter->filter_flush = vtbl->filter_flush;
}
}
static struct mbfl_convert_vtbl *
mbfl_convert_filter_get_vtbl(enum mbfl_no_encoding from, enum mbfl_no_encoding to)
{
struct mbfl_convert_vtbl *vtbl;
int i;
if (to == mbfl_no_encoding_base64 ||
to == mbfl_no_encoding_qprint ||
to == mbfl_no_encoding_7bit) {
from = mbfl_no_encoding_8bit;
} else if (from == mbfl_no_encoding_base64 ||
from == mbfl_no_encoding_qprint ||
from == mbfl_no_encoding_uuencode) {
to = mbfl_no_encoding_8bit;
}
i = 0;
while ((vtbl = mbfl_convert_filter_list[i++]) != NULL){
if (vtbl->from == from && vtbl->to == to) {
return vtbl;
}
}
return NULL;
}
static void
mbfl_convert_filter_select_vtbl(mbfl_convert_filter *filter)
{
struct mbfl_convert_vtbl *vtbl;
vtbl = mbfl_convert_filter_get_vtbl(filter->from->no_encoding, filter->to->no_encoding);
if (vtbl == NULL) {
vtbl = &vtbl_pass;
}
mbfl_convert_filter_set_vtbl(filter, vtbl);
}
/* filter pipe */
static int
mbfl_filter_output_pipe(int c, void* data)
{
mbfl_convert_filter *filter = (mbfl_convert_filter*)data;
return (*filter->filter_function)(c, filter);
}
/* null output */
static int
mbfl_filter_output_null(int c, void* data)
{
return c;
}
mbfl_convert_filter *
mbfl_convert_filter_new(
enum mbfl_no_encoding from,
enum mbfl_no_encoding to,
int (*output_function)(int, void*),
int (*flush_function)(void*),
void* data)
{
mbfl_convert_filter * filter;
/* allocate */
filter = (mbfl_convert_filter *)mbfl_malloc(sizeof(mbfl_convert_filter));
if (filter == NULL) {
return NULL;
}
/* encoding structure */
filter->from = mbfl_no2encoding(from);
filter->to = mbfl_no2encoding(to);
if (filter->from == NULL) {
filter->from = &mbfl_encoding_pass;
}
if (filter->to == NULL) {
filter->to = &mbfl_encoding_pass;
}
if (output_function != NULL) {
filter->output_function = output_function;
} else {
filter->output_function = mbfl_filter_output_null;
}
filter->flush_function = flush_function;
filter->data = data;
filter->illegal_mode = MBFL_OUTPUTFILTER_ILLEGAL_MODE_CHAR;
filter->illegal_substchar = 0x3f; /* '?' */
/* setup the function table */
mbfl_convert_filter_select_vtbl(filter);
/* constructor */
(*filter->filter_ctor)(filter);
return filter;
}
void
mbfl_convert_filter_delete(mbfl_convert_filter *filter)
{
if (filter) {
(*filter->filter_dtor)(filter);
mbfl_free((void*)filter);
}
}
int
mbfl_convert_filter_feed(int c, mbfl_convert_filter *filter)
{
return (*filter->filter_function)(c, filter);
}
int
mbfl_convert_filter_flush(mbfl_convert_filter *filter)
{
(*filter->filter_flush)(filter);
return (filter->flush_function ? (*filter->flush_function)(filter->data) : 0);
}
void
mbfl_convert_filter_reset(
mbfl_convert_filter *filter,
enum mbfl_no_encoding from,
enum mbfl_no_encoding to)
{
/* destruct old filter */
(*filter->filter_dtor)(filter);
/* resset filter member */
filter->from = mbfl_no2encoding(from);
filter->to = mbfl_no2encoding(to);
/* set the vtbl */
mbfl_convert_filter_select_vtbl(filter);
/* construct new filter */
(*filter->filter_ctor)(filter);
}
void
mbfl_convert_filter_copy(
mbfl_convert_filter *src,
mbfl_convert_filter *dist)
{
dist->filter_ctor = src->filter_ctor;
dist->filter_dtor = src->filter_dtor;
dist->filter_function = src->filter_function;
dist->filter_flush = src->filter_flush;
dist->output_function = src->output_function;
dist->flush_function = src->flush_function;
dist->data = src->data;
dist->status = src->status;
dist->cache = src->cache;
dist->from = src->from;
dist->to = src->to;
dist->illegal_mode = src->illegal_mode;
dist->illegal_substchar = src->illegal_substchar;
}
static int
mbfl_convert_filter_devcat(mbfl_convert_filter *filter, mbfl_memory_device *src)
{
int n;
unsigned char *p;
p = src->buffer;
n = src->pos;
while (n > 0) {
if ((*filter->filter_function)(*p++, filter) < 0) {
return -1;
}
n--;
}
return n;
}
static int
mbfl_convert_filter_strcat(mbfl_convert_filter *filter, const unsigned char *p)
{
int c;
while ((c = *p++) != '\0') {
if ((*filter->filter_function)(c, filter) < 0) {
return -1;
}
}
return 0;
}
#if 0
static int
mbfl_convert_filter_strncat(mbfl_convert_filter *filter, const unsigned char *p, int n)
{
while (n > 0) {
if ((*filter->filter_function)(*p++, filter) < 0) {
return -1;
}
n--;
}
return n;
}
#endif
/* hex character table "0123456789ABCDEF" */
static char mbfl_hexchar_table[] = {
0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x41,0x42,0x43,0x44,0x45,0x46
};
/* illegal character output function for conv-filter */
int
mbfl_filt_conv_illegal_output(int c, mbfl_convert_filter *filter)
{
int mode_backup, ret, n, m, r;
ret = 0;
mode_backup = filter->illegal_mode;
filter->illegal_mode = MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE;
switch (mode_backup) {
case MBFL_OUTPUTFILTER_ILLEGAL_MODE_CHAR:
ret = (*filter->filter_function)(filter->illegal_substchar, filter);
break;
case MBFL_OUTPUTFILTER_ILLEGAL_MODE_LONG:
if (c >= 0) {
if (c < MBFL_WCSGROUP_UCS4MAX) { /* unicode */
ret = mbfl_convert_filter_strcat(filter, "U+");
} else {
if (c < MBFL_WCSGROUP_WCHARMAX) {
m = c & ~MBFL_WCSPLANE_MASK;
switch (m) {
case MBFL_WCSPLANE_JIS0208:
ret = mbfl_convert_filter_strcat(filter, "JIS+");
break;
case MBFL_WCSPLANE_JIS0212:
ret = mbfl_convert_filter_strcat(filter, "JIS2+");
break;
case MBFL_WCSPLANE_WINCP932:
ret = mbfl_convert_filter_strcat(filter, "W932+");
break;
case MBFL_WCSPLANE_8859_1:
ret = mbfl_convert_filter_strcat(filter, "I8859_1+");
break;
default:
ret = mbfl_convert_filter_strcat(filter, "?+");
break;
}
c &= MBFL_WCSPLANE_MASK;
} else {
ret = mbfl_convert_filter_strcat(filter, "BAD+");
c &= MBFL_WCSGROUP_MASK;
}
}
if (ret >= 0) {
m = 0;
r = 28;
while (r >= 0) {
n = (c >> r) & 0xf;
if (n || m) {
m = 1;
ret = (*filter->filter_function)(mbfl_hexchar_table[n], filter);
if (ret < 0) {
break;
}
}
r -= 4;
}
if (m == 0 && ret >= 0) {
ret = (*filter->filter_function)(mbfl_hexchar_table[0], filter);
}
}
}
break;
default:
break;
}
filter->illegal_mode = mode_backup;
return ret;
}
/*
* identify filter
*/
static void
mbfl_identify_filter_set_vtbl(mbfl_identify_filter *filter, struct mbfl_identify_vtbl *vtbl)
{
if (filter && vtbl) {
filter->filter_ctor = vtbl->filter_ctor;
filter->filter_dtor = vtbl->filter_dtor;
filter->filter_function = vtbl->filter_function;
}
}
static struct mbfl_identify_vtbl *
mbfl_identify_filter_get_vtbl(enum mbfl_no_encoding encoding)
{
struct mbfl_identify_vtbl *vtbl;
int i;
i = 0;
while ((vtbl = mbfl_identify_filter_list[i++]) != NULL) {
if (vtbl->encoding == encoding) {
break;
}
}
return vtbl;
}
static void
mbfl_identify_filter_select_vtbl(mbfl_identify_filter *filter)
{
struct mbfl_identify_vtbl *vtbl;
vtbl = mbfl_identify_filter_get_vtbl(filter->encoding->no_encoding);
if (vtbl == NULL) {
vtbl = &vtbl_identify_false;
}
mbfl_identify_filter_set_vtbl(filter, vtbl);
}
mbfl_identify_filter *
mbfl_identify_filter_new(enum mbfl_no_encoding encoding)
{
mbfl_identify_filter * filter;
/* allocate */
filter = (mbfl_identify_filter *)mbfl_malloc(sizeof(mbfl_identify_filter));
if (filter == NULL) {
return NULL;
}
/* encoding structure */
filter->encoding = mbfl_no2encoding(encoding);
if (filter->encoding == NULL) {
filter->encoding = &mbfl_encoding_pass;
}
filter->status = 0;
filter->flag = 0;
filter->score = 0;
/* setup the function table */
mbfl_identify_filter_select_vtbl(filter);
/* constructor */
(*filter->filter_ctor)(filter);
return filter;
}
void
mbfl_identify_filter_delete(mbfl_identify_filter *filter)
{
if (filter) {
(*filter->filter_dtor)(filter);
mbfl_free((void*)filter);
}
}
/*
* buffering converter
*/
mbfl_buffer_converter *
mbfl_buffer_converter_new(
enum mbfl_no_encoding from,
enum mbfl_no_encoding to,
int buf_initsz)
{
mbfl_buffer_converter *convd;
/* allocate */
convd = (mbfl_buffer_converter*)mbfl_malloc(sizeof (mbfl_buffer_converter));
if (convd == NULL) {
return NULL;
}
/* initialize */
convd->from = mbfl_no2encoding(from);
convd->to = mbfl_no2encoding(to);
if (convd->from == NULL) {
convd->from = &mbfl_encoding_pass;
}
if (convd->to == NULL) {
convd->to = &mbfl_encoding_pass;
}
/* create convert filter */
convd->filter1 = NULL;
convd->filter2 = NULL;
if (mbfl_convert_filter_get_vtbl(convd->from->no_encoding, convd->to->no_encoding) != NULL) {
convd->filter1 = mbfl_convert_filter_new(convd->from->no_encoding, convd->to->no_encoding, mbfl_memory_device_output, 0, &convd->device);
} else {
convd->filter2 = mbfl_convert_filter_new(mbfl_no_encoding_wchar, convd->to->no_encoding, mbfl_memory_device_output, 0, &convd->device);
if (convd->filter2 != NULL) {
convd->filter1 = mbfl_convert_filter_new(convd->from->no_encoding, mbfl_no_encoding_wchar, (int (*)(int, void*))convd->filter2->filter_function, NULL, convd->filter2);
if (convd->filter1 == NULL) {
mbfl_convert_filter_delete(convd->filter2);
}
}
}
if (convd->filter1 == NULL) {
return NULL;
}
mbfl_memory_device_init(&convd->device, buf_initsz, buf_initsz/4);
return convd;
}
void
mbfl_buffer_converter_delete(mbfl_buffer_converter *convd)
{
if (convd != NULL) {
if (convd->filter1) {
mbfl_convert_filter_delete(convd->filter1);
}
if (convd->filter2) {
mbfl_convert_filter_delete(convd->filter2);
}
mbfl_memory_device_clear(&convd->device);
mbfl_free((void*)convd);
}
}
void
mbfl_buffer_converter_reset(mbfl_buffer_converter *convd)
{
mbfl_memory_device_reset(&convd->device);
}
int
mbfl_buffer_converter_illegal_mode(mbfl_buffer_converter *convd, int mode)
{
if (convd != NULL) {
if (convd->filter2 != NULL) {
convd->filter2->illegal_mode = mode;
} else if (convd->filter1 != NULL) {
convd->filter1->illegal_mode = mode;
} else {
return 0;
}
}
return 1;
}
int
mbfl_buffer_converter_illegal_substchar(mbfl_buffer_converter *convd, int substchar)
{
if (convd != NULL) {
if (convd->filter2 != NULL) {
convd->filter2->illegal_substchar = substchar;
} else if (convd->filter1 != NULL) {
convd->filter1->illegal_substchar = substchar;
} else {
return 0;
}
}
return 1;
}
int
mbfl_buffer_converter_strncat(mbfl_buffer_converter *convd, const unsigned char *p, int n)
{
mbfl_convert_filter *filter;
int (*filter_function)(int c, mbfl_convert_filter *filter);
if (convd != NULL && p != NULL) {
filter = convd->filter1;
if (filter != NULL) {
filter_function = filter->filter_function;
while (n > 0) {
if ((*filter_function)(*p++, filter) < 0) {
break;
}
n--;
}
}
}
return n;
}
int
mbfl_buffer_converter_feed(mbfl_buffer_converter *convd, mbfl_string *string)
{
int n;
unsigned char *p;
mbfl_convert_filter *filter;
int (*filter_function)(int c, mbfl_convert_filter *filter);
if (convd == NULL || string == NULL) {
return -1;
}
mbfl_memory_device_realloc(&convd->device, convd->device.pos + string->len, string->len/4);
/* feed data */
n = string->len;
p = string->val;
filter = convd->filter1;
if (filter != NULL) {
filter_function = filter->filter_function;
while (n > 0) {
if ((*filter_function)(*p++, filter) < 0) {
return -1;
}
n--;
}
}
return 0;
}
int
mbfl_buffer_converter_flush(mbfl_buffer_converter *convd)
{
if (convd == NULL) {
return -1;
}
if (convd->filter1 != NULL) {
mbfl_convert_filter_flush(convd->filter1);
}
if (convd->filter2 != NULL) {
mbfl_convert_filter_flush(convd->filter2);
}
return 0;
}
mbfl_string *
mbfl_buffer_converter_getbuffer(mbfl_buffer_converter *convd, mbfl_string *result)
{
if (convd != NULL && result != NULL && convd->device.buffer != NULL) {
result->no_encoding = convd->to->no_encoding;
result->val = convd->device.buffer;
result->len = convd->device.pos;
} else {
result = NULL;
}
return result;
}
mbfl_string *
mbfl_buffer_converter_result(mbfl_buffer_converter *convd, mbfl_string *result)
{
if (convd == NULL || result == NULL) {
return NULL;
}
result->no_encoding = convd->to->no_encoding;
return mbfl_memory_device_result(&convd->device, result);
}
mbfl_string *
mbfl_buffer_converter_feed_result(mbfl_buffer_converter *convd, mbfl_string *string, mbfl_string *result)
{
if (convd == NULL || string == NULL || result == NULL) {
return NULL;
}
mbfl_buffer_converter_feed(convd, string);
if (convd->filter1 != NULL) {
mbfl_convert_filter_flush(convd->filter1);
}
if (convd->filter2 != NULL) {
mbfl_convert_filter_flush(convd->filter2);
}
result->no_encoding = convd->to->no_encoding;
return mbfl_memory_device_result(&convd->device, result);
}
/*
* encoding detector
*/
mbfl_encoding_detector *
mbfl_encoding_detector_new(enum mbfl_no_encoding *elist, int eliztsz)
{
mbfl_encoding_detector *identd;
int i, num;
mbfl_identify_filter *filter;
if (elist == NULL || eliztsz <= 0) {
return NULL;
}
/* allocate */
identd = (mbfl_encoding_detector*)mbfl_malloc(sizeof(mbfl_encoding_detector));
if (identd == NULL) {
return NULL;
}
identd->filter_list = (mbfl_identify_filter **)mbfl_calloc(eliztsz, sizeof(mbfl_identify_filter *));
if (identd->filter_list == NULL) {
mbfl_free(identd);
return NULL;
}
/* create filters */
i = 0;
num = 0;
while (i < eliztsz) {
filter = mbfl_identify_filter_new(elist[i]);
if (filter != NULL) {
identd->filter_list[num] = filter;
num++;
}
i++;
}
identd->filter_list_size = num;
return identd;
}
void
mbfl_encoding_detector_delete(mbfl_encoding_detector *identd)
{
int i;
if (identd != NULL) {
if (identd->filter_list != NULL) {
i = identd->filter_list_size;
while (i > 0) {
i--;
mbfl_identify_filter_delete(identd->filter_list[i]);
}
mbfl_free((void *)identd->filter_list);
}
mbfl_free((void *)identd);
}
}
int
mbfl_encoding_detector_feed(mbfl_encoding_detector *identd, mbfl_string *string)
{
int i, n, num, bad, res;
unsigned char *p;
mbfl_identify_filter *filter;
res = 0;
/* feed data */
if (identd != NULL && string != NULL && string->val != NULL) {
num = identd->filter_list_size;
n = string->len;
p = string->val;
while (n > 0) {
i = 0;
bad = 0;
while (i < num) {
filter = identd->filter_list[i];
(*filter->filter_function)(*p, filter);
if (filter->flag) {
bad++;
}
i++;
}
if ((num - 1) <= bad) {
res = 1;
break;
}
p++;
n--;
}
}
return res;
}
enum mbfl_no_encoding mbfl_encoding_detector_judge(mbfl_encoding_detector *identd)
{
mbfl_identify_filter *filter;
enum mbfl_no_encoding encoding;
int n;
/* judge */
encoding = mbfl_no_encoding_invalid;
if (identd != NULL) {
n = identd->filter_list_size - 1;
while (n >= 0) {
filter = identd->filter_list[n];
if (!filter->flag) {
encoding = filter->encoding->no_encoding;
}
n--;
}
}
return encoding;
}
/*
* encoding converter
*/
mbfl_string *
mbfl_convert_encoding(
mbfl_string *string,
mbfl_string *result,
enum mbfl_no_encoding toenc)
{
int n;
unsigned char *p;
mbfl_encoding *encoding;
mbfl_memory_device device;
mbfl_convert_filter *filter1;
mbfl_convert_filter *filter2;
/* initialize */
encoding = mbfl_no2encoding(toenc);
if (encoding == NULL || string == NULL || result == NULL) {
return NULL;
}
filter1 = NULL;
filter2 = NULL;
if (mbfl_convert_filter_get_vtbl(string->no_encoding, toenc) != NULL) {
filter1 = mbfl_convert_filter_new(string->no_encoding, toenc, mbfl_memory_device_output, 0, &device);
} else {
filter2 = mbfl_convert_filter_new(mbfl_no_encoding_wchar, toenc, mbfl_memory_device_output, 0, &device);
if (filter2 != NULL) {
filter1 = mbfl_convert_filter_new(string->no_encoding, mbfl_no_encoding_wchar, (int (*)(int, void*))filter2->filter_function, NULL, filter2);
if (filter1 == NULL) {
mbfl_convert_filter_delete(filter2);
}
}
}
if (filter1 == NULL) {
return NULL;
}
filter2->illegal_mode = MBFL_OUTPUTFILTER_ILLEGAL_MODE_CHAR;
filter2->illegal_substchar = 0x3f; /* '?' */
mbfl_memory_device_init(&device, string->len, (string->len >> 2) + 8);
/* feed data */
n = string->len;
p = string->val;
if (p != NULL) {
while (n > 0) {
if ((*filter1->filter_function)(*p++, filter1) < 0) {
break;
}
n--;
}
}
mbfl_convert_filter_flush(filter1);
mbfl_convert_filter_delete(filter1);
if (filter2 != NULL) {
mbfl_convert_filter_flush(filter2);
mbfl_convert_filter_delete(filter2);
}
return mbfl_memory_device_result(&device, result);
}
/*
* identify encoding
*/
mbfl_encoding *
mbfl_identify_encoding(mbfl_string *string, enum mbfl_no_encoding *elist, int eliztsz)
{
int i, n, num, bad;
unsigned char *p;
struct mbfl_identify_vtbl *vtbl;
mbfl_identify_filter *flist, *filter;
mbfl_encoding *encoding;
/* initialize */
flist = (mbfl_identify_filter *)mbfl_calloc(eliztsz, sizeof(mbfl_identify_filter));
if (flist == NULL) {
return NULL;
}
i = 0;
num = 0;
if (elist != NULL) {
while (i < eliztsz) {
vtbl = mbfl_identify_filter_get_vtbl(elist[i]);
if (vtbl != NULL) {
filter = &flist[num];
mbfl_identify_filter_set_vtbl(filter, vtbl);
filter->encoding = mbfl_no2encoding(vtbl->encoding);
(*filter->filter_ctor)(filter);
num++;
}
i++;
}
}
/* feed data */
n = string->len;
p = string->val;
if (p != NULL) {
while (n > 0) {
i = 0;
bad = 0;
while (i < num) {
filter = &flist[i];
(*filter->filter_function)(*p, filter);
if (filter->flag) {
bad++;
}
i++;
}
if ((num - 1) <= bad) {
break;
}
p++;
n--;
}
}
/* judge */
i = num - 1;
bad = 1;
encoding = NULL;
while (i >= 0) {
filter = &flist[i];
if (filter->flag) {
bad++;
} else {
encoding = filter->encoding;
}
i--;
}
#if 0
if (bad < num) {
encoding = NULL;
}
#endif
i = 0;
while (i < num) {
filter = &flist[i];
(*filter->filter_dtor)(filter);
i++;
}
mbfl_free((void *)flist);
return encoding;
}
const char*
mbfl_identify_encoding_name(mbfl_string *string, enum mbfl_no_encoding *elist, int eliztsz)
{
mbfl_encoding *encoding;
encoding = mbfl_identify_encoding(string, elist, eliztsz);
if (encoding != NULL &&
encoding->no_encoding > mbfl_no_encoding_charset_min &&
encoding->no_encoding < mbfl_no_encoding_charset_max) {
return encoding->name;
} else {
return NULL;
}
}
enum mbfl_no_encoding
mbfl_identify_encoding_no(mbfl_string *string, enum mbfl_no_encoding *elist, int eliztsz)
{
mbfl_encoding *encoding;
encoding = mbfl_identify_encoding(string, elist, eliztsz);
if (encoding != NULL &&
encoding->no_encoding > mbfl_no_encoding_charset_min &&
encoding->no_encoding < mbfl_no_encoding_charset_max) {
return encoding->no_encoding;
} else {
return mbfl_no_encoding_invalid;
}
}
/*
* strlen
*/
static int
filter_count_output(int c, void *data)
{
(*(int *)data)++;
return c;
}
int
mbfl_strlen(mbfl_string *string)
{
int len, n, m, k;
unsigned char *p;
const unsigned char *mbtab;
mbfl_encoding *encoding;
encoding = mbfl_no2encoding(string->no_encoding);
if (encoding == NULL || string == NULL) {
return -1;
}
len = 0;
if (encoding->flag & MBFL_ENCTYPE_SBCS) {
len = string->len;
} else if (encoding->flag & (MBFL_ENCTYPE_WCS2BE | MBFL_ENCTYPE_WCS2LE)) {
len = string->len/2;
} else if (encoding->flag & (MBFL_ENCTYPE_WCS4BE | MBFL_ENCTYPE_WCS4LE)) {
len = string->len/4;
} else if (encoding->mblen_table != NULL) {
mbtab = encoding->mblen_table;
n = 0;
p = string->val;
k = string->len;
/* count */
if (p != NULL) {
while (n < k) {
m = mbtab[*p];
n += m;
p += m;
len++;
};
}
} else {
/* wchar filter */
mbfl_convert_filter *filter = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
filter_count_output, 0, &len);
if (filter == NULL) {
return -1;
}
/* count */
n = string->len;
p = string->val;
if (p != NULL) {
while (n > 0) {
(*filter->filter_function)(*p++, filter);
n--;
}
}
mbfl_convert_filter_delete(filter);
}
return len;
}
/*
* strpos
*/
struct collector_strpos_data {
mbfl_convert_filter *next_filter;
mbfl_wchar_device needle;
int needle_len;
int start;
int output;
int found_pos;
int needle_pos;
int matched_pos;
};
static int
collector_strpos(int c, void* data)
{
int *p, *h, *m, n;
struct collector_strpos_data *pc = (struct collector_strpos_data*)data;
if (pc->output >= pc->start) {
if (c == pc->needle.buffer[pc->needle_pos]) {
if (pc->needle_pos == 0) {
pc->found_pos = pc->output; /* found position */
}
pc->needle_pos++; /* needle pointer */
if (pc->needle_pos >= pc->needle_len) {
pc->matched_pos = pc->found_pos; /* matched position */
pc->needle_pos--;
goto retry;
}
} else if (pc->needle_pos != 0) {
retry:
h = pc->needle.buffer;
h++;
for (;;) {
pc->found_pos++;
p = h;
m = pc->needle.buffer;
n = pc->needle_pos - 1;
while (n > 0 && *p == *m) {
n--;
p++;
m++;
}
if (n <= 0) {
if (*m != c) {
pc->needle_pos = 0;
}
break;
} else {
h++;
pc->needle_pos--;
}
}
}
}
pc->output++;
return c;
}
int
mbfl_strpos(
mbfl_string *haystack,
mbfl_string *needle,
int offset,
int reverse)
{
int n, result;
unsigned char *p;
mbfl_convert_filter *filter;
struct collector_strpos_data pc;
if (haystack == NULL || needle == NULL) {
return -8;
}
/* needle is converted into wchar */
mbfl_wchar_device_init(&pc.needle);
filter = mbfl_convert_filter_new(
needle->no_encoding,
mbfl_no_encoding_wchar,
mbfl_wchar_device_output, 0, &pc.needle);
if (filter == NULL) {
return -4;
}
p = needle->val;
n = needle->len;
if (p != NULL) {
while (n > 0) {
if ((*filter->filter_function)(*p++, filter) < 0) {
break;
}
n--;
}
}
mbfl_convert_filter_flush(filter);
mbfl_convert_filter_delete(filter);
pc.needle_len = pc.needle.pos;
if (pc.needle.buffer == NULL) {
return -4;
}
if (pc.needle_len <= 0) {
mbfl_wchar_device_clear(&pc.needle);
return -2;
}
/* initialize filter and collector data */
filter = mbfl_convert_filter_new(
haystack->no_encoding,
mbfl_no_encoding_wchar,
collector_strpos, 0, &pc);
if (filter == NULL) {
mbfl_wchar_device_clear(&pc.needle);
return -4;
}
pc.start = offset;
pc.output = 0;
pc.needle_pos = 0;
pc.found_pos = 0;
pc.matched_pos = -1;
/* feed data */
p = haystack->val;
n = haystack->len;
if (p != NULL) {
while (n > 0) {
if ((*filter->filter_function)(*p++, filter) < 0) {
pc.matched_pos = -4;
break;
}
if (pc.matched_pos >= 0 && !reverse) {
break;
}
n--;
}
}
mbfl_convert_filter_flush(filter);
result = pc.matched_pos;
mbfl_convert_filter_delete(filter);
mbfl_wchar_device_clear(&pc.needle);
return result;
}
/*
* substr
*/
struct collector_substr_data {
mbfl_convert_filter *next_filter;
int start;
int stop;
int output;
};
static int
collector_substr(int c, void* data)
{
struct collector_substr_data *pc = (struct collector_substr_data*)data;
if (pc->output >= pc->stop) {
return -1;
}
if (pc->output >= pc->start) {
(*pc->next_filter->filter_function)(c, pc->next_filter);
}
pc->output++;
return c;
}
mbfl_string *
mbfl_substr(
mbfl_string *string,
mbfl_string *result,
int from,
int length)
{
mbfl_encoding *encoding;
int n, m, k, len, start, end;
unsigned char *p, *w;
const unsigned char *mbtab;
encoding = mbfl_no2encoding(string->no_encoding);
if (encoding == NULL || string == NULL || result == NULL) {
return NULL;
}
mbfl_string_init(result);
result->no_language = string->no_language;
result->no_encoding = string->no_encoding;
if ((encoding->flag & (MBFL_ENCTYPE_SBCS | MBFL_ENCTYPE_WCS2BE | MBFL_ENCTYPE_WCS2LE | MBFL_ENCTYPE_WCS4BE | MBFL_ENCTYPE_WCS4LE)) ||
encoding->mblen_table != NULL) {
len = string->len;
start = from;
end = from + length;
if (encoding->flag & (MBFL_ENCTYPE_WCS2BE | MBFL_ENCTYPE_MWC2LE)) {
start *= 2;
end = start + length*2;
} else if (encoding->flag & (MBFL_ENCTYPE_WCS4BE | MBFL_ENCTYPE_MWC4LE)) {
start *= 4;
end = start + length*4;
} else if (encoding->mblen_table != NULL) {
mbtab = encoding->mblen_table;
start = 0;
end = 0;
n = 0;
k = 0;
p = string->val;
if (p != NULL) {
/* search start position */
while (k <= from) {
start = n;
if (n >= len) {
break;
}
m = mbtab[*p];
n += m;
p += m;
k++;
}
/* detect end position */
k = 0;
end = start;
while (k < length) {
end = n;
if (n >= len) {
break;
}
m = mbtab[*p];
n += m;
p += m;
k++;
}
}
}
if (start > len) {
start = len;
}
if (start < 0) {
start = 0;
}
if (end > len) {
end = len;
}
if (end < 0) {
end = 0;
}
if (start > end) {
start = end;
}
/* allocate memory and copy */
n = end - start;
result->len = 0;
result->val = w = (unsigned char*)mbfl_malloc((n + 8)*sizeof(unsigned char));
if (w != NULL) {
p = string->val;
if (p != NULL) {
p += start;
result->len = n;
while (n > 0) {
*w++ = *p++;
n--;
}
}
*w++ = '\0';
*w++ = '\0';
*w++ = '\0';
*w = '\0';
} else {
result = NULL;
}
} else {
mbfl_memory_device device;
struct collector_substr_data pc;
mbfl_convert_filter *decoder;
mbfl_convert_filter *encoder;
mbfl_memory_device_init(&device, length + 1, 0);
mbfl_string_init(result);
result->no_language = string->no_language;
result->no_encoding = string->no_encoding;
/* output code filter */
decoder = mbfl_convert_filter_new(
mbfl_no_encoding_wchar,
string->no_encoding,
mbfl_memory_device_output, 0, &device);
/* wchar filter */
encoder = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
collector_substr, 0, &pc);
if (decoder == NULL || encoder == NULL) {
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(decoder);
return NULL;
}
pc.next_filter = decoder;
pc.start = from;
pc.stop = from + length;
pc.output = 0;
/* feed data */
p = string->val;
n = string->len;
if (p != NULL) {
while (n > 0) {
if ((*encoder->filter_function)(*p++, encoder) < 0) {
break;
}
n--;
}
}
mbfl_convert_filter_flush(encoder);
mbfl_convert_filter_flush(decoder);
result = mbfl_memory_device_result(&device, result);
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(decoder);
}
return result;
}
/*
* strcut
*/
mbfl_string *
mbfl_strcut(
mbfl_string *string,
mbfl_string *result,
int from,
int length)
{
mbfl_encoding *encoding;
int n, m, k, len, start, end;
unsigned char *p, *w;
const unsigned char *mbtab;
mbfl_memory_device device;
mbfl_convert_filter *encoder, *encoder_tmp, *decoder, *decoder_tmp;
encoding = mbfl_no2encoding(string->no_encoding);
if (encoding == NULL || string == NULL || result == NULL) {
return NULL;
}
mbfl_string_init(result);
result->no_language = string->no_language;
result->no_encoding = string->no_encoding;
if ((encoding->flag & (MBFL_ENCTYPE_SBCS | MBFL_ENCTYPE_WCS2BE | MBFL_ENCTYPE_WCS2LE | MBFL_ENCTYPE_WCS4BE | MBFL_ENCTYPE_WCS4LE)) ||
encoding->mblen_table != NULL) {
len = string->len;
start = from;
end = from + length;
if (encoding->flag & (MBFL_ENCTYPE_WCS2BE | MBFL_ENCTYPE_WCS2LE)) {
start /= 2;
start *= 2;
end = length/2;
end *= 2;
end += start;
} else if (encoding->flag & (MBFL_ENCTYPE_WCS4BE | MBFL_ENCTYPE_WCS4LE)) {
start /= 4;
start *= 4;
end = length/4;
end *= 4;
end += start;
} else if (encoding->mblen_table != NULL) {
mbtab = encoding->mblen_table;
start = 0;
end = 0;
n = 0;
p = string->val;
if (p != NULL) {
/* search start position */
for (;;) {
m = mbtab[*p];
n += m;
p += m;
if (n > from) {
break;
}
start = n;
}
/* search end position */
k = start + length;
if (k >= string->len) {
end = string->len;
} else {
end = start;
while (n <= k) {
end = n;
m = mbtab[*p];
n += m;
p += m;
}
}
}
}
if (start > len) {
start = len;
}
if (start < 0) {
start = 0;
}
if (end > len) {
end = len;
}
if (end < 0) {
end = 0;
}
if (start > end) {
start = end;
}
/* allocate memory and copy string */
n = end - start;
result->len = 0;
result->val = w = (unsigned char*)mbfl_malloc((n + 8)*sizeof(unsigned char));
if (w != NULL) {
result->len = n;
p = &(string->val[start]);
while (n > 0) {
*w++ = *p++;
n--;
}
*w++ = '\0';
*w++ = '\0';
*w++ = '\0';
*w = '\0';
} else {
result = NULL;
}
} else {
/* wchar filter */
encoder = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
mbfl_filter_output_null, 0, 0);
encoder_tmp = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
mbfl_filter_output_null, 0, 0);
/* output code filter */
decoder = mbfl_convert_filter_new(
mbfl_no_encoding_wchar,
string->no_encoding,
mbfl_memory_device_output, 0, &device);
decoder_tmp = mbfl_convert_filter_new(
mbfl_no_encoding_wchar,
string->no_encoding,
mbfl_memory_device_output, 0, &device);
if (encoder == NULL || encoder_tmp == NULL || decoder == NULL || decoder_tmp == NULL) {
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(encoder_tmp);
mbfl_convert_filter_delete(decoder);
mbfl_convert_filter_delete(decoder_tmp);
return NULL;
}
mbfl_memory_device_init(&device, length + 8, 0);
k = 0;
n = 0;
p = string->val;
if (p != NULL) {
/* seartch start position */
while (n < from) {
(*encoder->filter_function)(*p++, encoder);
n++;
}
/* output a little shorter than "length" */
encoder->output_function = mbfl_filter_output_pipe;
encoder->data = decoder;
k = length - 20;
len = string->len;
while (n < len && device.pos < k) {
(*encoder->filter_function)(*p++, encoder);
n++;
}
/* detect end position */
for (;;) {
/* backup current state */
k = device.pos;
mbfl_convert_filter_copy(encoder, encoder_tmp);
mbfl_convert_filter_copy(decoder, decoder_tmp);
if (n >= len) {
break;
}
/* feed 1byte and flush */
(*encoder->filter_function)(*p, encoder);
(*encoder->filter_flush)(encoder);
(*decoder->filter_flush)(decoder);
if (device.pos > length) {
break;
}
/* restore filter and re-feed data */
device.pos = k;
mbfl_convert_filter_copy(encoder_tmp, encoder);
mbfl_convert_filter_copy(decoder_tmp, decoder);
(*encoder->filter_function)(*p, encoder);
p++;
n++;
}
device.pos = k;
mbfl_convert_filter_copy(encoder_tmp, encoder);
mbfl_convert_filter_copy(decoder_tmp, decoder);
mbfl_convert_filter_flush(encoder);
mbfl_convert_filter_flush(decoder);
}
result = mbfl_memory_device_result(&device, result);
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(encoder_tmp);
mbfl_convert_filter_delete(decoder);
mbfl_convert_filter_delete(decoder_tmp);
}
return result;
}
/*
* strwidth
*/
static int
filter_count_width(int c, void* data)
{
if (c >= 0x20) {
if (c < 0x2000 || (c > 0xff60 && c < 0xffa0)) {
(*(int *)data)++;
} else {
(*(int *)data) += 2;
}
}
return c;
}
int
mbfl_strwidth(mbfl_string *string)
{
int len, n;
unsigned char *p;
mbfl_convert_filter *filter;
len = 0;
if (string->len > 0 && string->val != NULL) {
/* wchar filter */
filter = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
filter_count_width, 0, &len);
if (filter == NULL) {
mbfl_convert_filter_delete(filter);
return -1;
}
/* feed data */
p = string->val;
n = string->len;
while (n > 0) {
(*filter->filter_function)(*p++, filter);
n--;
}
mbfl_convert_filter_flush(filter);
mbfl_convert_filter_delete(filter);
}
return len;
}
/*
* strimwidth
*/
struct collector_strimwidth_data {
mbfl_convert_filter *decoder;
mbfl_convert_filter *decoder_backup;
mbfl_memory_device device;
int from;
int width;
int outwidth;
int outchar;
int status;
int endpos;
};
static int
collector_strimwidth(int c, void* data)
{
struct collector_strimwidth_data *pc = (struct collector_strimwidth_data*)data;
switch (pc->status) {
case 10:
(*pc->decoder->filter_function)(c, pc->decoder);
break;
default:
if (pc->outchar >= pc->from) {
if (c >= 0x20) {
if (c < 0x2000 || (c > 0xff60 && c < 0xffa0)) {
pc->outwidth++;
} else {
pc->outwidth += 2;
}
}
if (pc->outwidth > pc->width) {
if (pc->status == 0) {
pc->endpos = pc->device.pos;
mbfl_convert_filter_copy(pc->decoder, pc->decoder_backup);
}
pc->status++;
(*pc->decoder->filter_function)(c, pc->decoder);
c = -1;
} else {
(*pc->decoder->filter_function)(c, pc->decoder);
}
}
pc->outchar++;
break;
}
return c;
}
mbfl_string *
mbfl_strimwidth(
mbfl_string *string,
mbfl_string *marker,
mbfl_string *result,
int from,
int width)
{
struct collector_strimwidth_data pc;
mbfl_convert_filter *encoder;
int n, mkwidth;
unsigned char *p;
if (string == NULL || result == NULL) {
return NULL;
}
mbfl_string_init(result);
result->no_language = string->no_language;
result->no_encoding = string->no_encoding;
mbfl_memory_device_init(&pc.device, width, 0);
/* output code filter */
pc.decoder = mbfl_convert_filter_new(
mbfl_no_encoding_wchar,
string->no_encoding,
mbfl_memory_device_output, 0, &pc.device);
pc.decoder_backup = mbfl_convert_filter_new(
mbfl_no_encoding_wchar,
string->no_encoding,
mbfl_memory_device_output, 0, &pc.device);
/* wchar filter */
encoder = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
collector_strimwidth, 0, &pc);
if (pc.decoder == NULL || pc.decoder_backup == NULL || encoder == NULL) {
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(pc.decoder);
mbfl_convert_filter_delete(pc.decoder_backup);
return NULL;
}
mkwidth = 0;
if (marker) {
mkwidth = mbfl_strwidth(marker);
}
pc.from = from;
pc.width = width - mkwidth;
pc.outwidth = 0;
pc.outchar = 0;
pc.status = 0;
pc.endpos = 0;
/* feed data */
p = string->val;
n = string->len;
if (p != NULL) {
while (n > 0) {
n--;
if ((*encoder->filter_function)(*p++, encoder) < 0) {
break;
}
}
mbfl_convert_filter_flush(encoder);
if (pc.status != 0 && mkwidth > 0) {
pc.width += mkwidth;
while (n > 0) {
if ((*encoder->filter_function)(*p++, encoder) < 0) {
break;
}
n--;
}
mbfl_convert_filter_flush(encoder);
if (pc.status != 1) {
pc.status = 10;
pc.device.pos = pc.endpos;
mbfl_convert_filter_copy(pc.decoder_backup, pc.decoder);
mbfl_convert_filter_reset(encoder, marker->no_encoding, mbfl_no_encoding_wchar);
p = marker->val;
n = marker->len;
while (n > 0) {
if ((*encoder->filter_function)(*p++, encoder) < 0) {
break;
}
n--;
}
mbfl_convert_filter_flush(encoder);
}
} else if (pc.status != 0) {
pc.device.pos = pc.endpos;
mbfl_convert_filter_copy(pc.decoder_backup, pc.decoder);
}
mbfl_convert_filter_flush(pc.decoder);
}
result = mbfl_memory_device_result(&pc.device, result);
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(pc.decoder);
mbfl_convert_filter_delete(pc.decoder_backup);
return result;
}
/*
* convert Hankaku and Zenkaku
*/
struct collector_hantozen_data {
mbfl_convert_filter *next_filter;
int mode;
int status;
int cache;
};
static const unsigned char hankana2zenkata_table[64] = {
0x00,0x02,0x0C,0x0D,0x01,0xFB,0xF2,0xA1,0xA3,0xA5,
0xA7,0xA9,0xE3,0xE5,0xE7,0xC3,0xFC,0xA2,0xA4,0xA6,
0xA8,0xAA,0xAB,0xAD,0xAF,0xB1,0xB3,0xB5,0xB7,0xB9,
0xBB,0xBD,0xBF,0xC1,0xC4,0xC6,0xC8,0xCA,0xCB,0xCC,
0xCD,0xCE,0xCF,0xD2,0xD5,0xD8,0xDB,0xDE,0xDF,0xE0,
0xE1,0xE2,0xE4,0xE6,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,
0xEF,0xF3,0x9B,0x9C
};
static const unsigned char hankana2zenhira_table[64] = {
0x00,0x02,0x0C,0x0D,0x01,0xFB,0x92,0x41,0x43,0x45,
0x47,0x49,0x83,0x85,0x87,0x63,0xFC,0x42,0x44,0x46,
0x48,0x4A,0x4B,0x4D,0x4F,0x51,0x53,0x55,0x57,0x59,
0x5B,0x5D,0x5F,0x61,0x64,0x66,0x68,0x6A,0x6B,0x6C,
0x6D,0x6E,0x6F,0x72,0x75,0x78,0x7B,0x7E,0x7F,0x80,
0x81,0x82,0x84,0x86,0x88,0x89,0x8A,0x8B,0x8C,0x8D,
0x8F,0x93,0x9B,0x9C
};
static const unsigned char zenkana2hankana_table[84][2] = {
{0x67,0x00},{0x71,0x00},{0x68,0x00},{0x72,0x00},{0x69,0x00},
{0x73,0x00},{0x6A,0x00},{0x74,0x00},{0x6B,0x00},{0x75,0x00},
{0x76,0x00},{0x76,0x9E},{0x77,0x00},{0x77,0x9E},{0x78,0x00},
{0x78,0x9E},{0x79,0x00},{0x79,0x9E},{0x7A,0x00},{0x7A,0x9E},
{0x7B,0x00},{0x7B,0x9E},{0x7C,0x00},{0x7C,0x9E},{0x7D,0x00},
{0x7D,0x9E},{0x7E,0x00},{0x7E,0x9E},{0x7F,0x00},{0x7F,0x9E},
{0x80,0x00},{0x80,0x9E},{0x81,0x00},{0x81,0x9E},{0x6F,0x00},
{0x82,0x00},{0x82,0x9E},{0x83,0x00},{0x83,0x9E},{0x84,0x00},
{0x84,0x9E},{0x85,0x00},{0x86,0x00},{0x87,0x00},{0x88,0x00},
{0x89,0x00},{0x8A,0x00},{0x8A,0x9E},{0x8A,0x9F},{0x8B,0x00},
{0x8B,0x9E},{0x8B,0x9F},{0x8C,0x00},{0x8C,0x9E},{0x8C,0x9F},
{0x8D,0x00},{0x8D,0x9E},{0x8D,0x9F},{0x8E,0x00},{0x8E,0x9E},
{0x8E,0x9F},{0x8F,0x00},{0x90,0x00},{0x91,0x00},{0x92,0x00},
{0x93,0x00},{0x6C,0x00},{0x94,0x00},{0x6D,0x00},{0x95,0x00},
{0x6E,0x00},{0x96,0x00},{0x97,0x00},{0x98,0x00},{0x99,0x00},
{0x9A,0x00},{0x9B,0x00},{0x9C,0x00},{0x9C,0x00},{0x72,0x00},
{0x74,0x00},{0x66,0x00},{0x9D,0x00},{0x73,0x9E}
};
static int
collector_hantozen(int c, void* data)
{
int s, mode, n;
struct collector_hantozen_data *pc = (struct collector_hantozen_data*)data;
s = c;
mode = pc->mode;
if (mode & 0xf) { /* hankaku to zenkaku */
if ((mode & 0x1) && c >= 0x21 && c <= 0x7d && c != 0x22 && c != 0x27 && c != 0x5c) { /* all except <"> <'> <\> <~> */
s = c + 0xfee0;
} else if ((mode & 0x2) && ((c >= 0x41 && c <= 0x5a) || (c >= 0x61 && c <= 0x7a))) { /* alpha */
s = c + 0xfee0;
} else if ((mode & 0x4) && c >= 0x30 && c <= 0x39) { /* num */
s = c + 0xfee0;
} else if ((mode & 0x8) && c == 0x20) { /* spase */
s = 0x3000;
}
}
if (mode & 0xf0) { /* zenkaku to hankaku */
if ((mode & 0x10) && c >= 0xff01 && c <= 0xff5d && c != 0xff02 && c != 0xff07 && c!= 0xff3c) { /* all except <"> <'> <\> <~> */
s = c - 0xfee0;
} else if ((mode & 0x20) && ((c >= 0xff21 && c <= 0xff3a) || (c >= 0xff41 && c <= 0xff5a))) { /* alpha */
s = c - 0xfee0;
} else if ((mode & 0x40) && (c >= 0xff10 && c <= 0xff19)) { /* num */
s = c - 0xfee0;
} else if ((mode & 0x80) && (c == 0x3000)) { /* spase */
s = 0x20;
} else if ((mode & 0x10) && (c == 0x2212)) { /* MINUS SIGN */
s = 0x2d;
}
}
if (mode & 0x300) { /* hankaku kana to zenkaku kana */
if ((mode & 0x100) && (mode & 0x800)) { /* hankaku kana to zenkaku katakana and glue voiced sound mark */
if (c >= 0xff61 && c <= 0xff9f) {
if (pc->status) {
n = (pc->cache - 0xff60) & 0x3f;
if (c == 0xff9e && ((n >= 22 && n <= 36) || (n >= 42 && n <= 46))) {
pc->status = 0;
s = 0x3001 + hankana2zenkata_table[n];
} else if (c == 0xff9e && n == 19) {
pc->status = 0;
s = 0x30f4;
} else if (c == 0xff9f && (n >= 42 && n <= 46)) {
pc->status = 0;
s = 0x3002 + hankana2zenkata_table[n];
} else {
pc->status = 1;
pc->cache = c;
s = 0x3000 + hankana2zenkata_table[n];
}
} else {
pc->status = 1;
pc->cache = c;
return c;
}
} else {
if (pc->status) {
n = (pc->cache - 0xff60) & 0x3f;
pc->status = 0;
(*pc->next_filter->filter_function)(0x3000 + hankana2zenkata_table[n], pc->next_filter);
}
}
} else if ((mode & 0x200) && (mode & 0x800)) { /* hankaku kana to zenkaku hirangana and glue voiced sound mark */
if (c >= 0xff61 && c <= 0xff9f) {
if (pc->status) {
n = (pc->cache - 0xff60) & 0x3f;
if (c == 0xff9e && ((n >= 22 && n <= 36) || (n >= 42 && n <= 46))) {
pc->status = 0;
s = 0x3001 + hankana2zenhira_table[n];
} else if (c == 0xff9f && (n >= 42 && n <= 46)) {
pc->status = 0;
s = 0x3002 + hankana2zenhira_table[n];
} else {
pc->status = 1;
pc->cache = c;
s = 0x3000 + hankana2zenhira_table[n];
}
} else {
pc->status = 1;
pc->cache = c;
return c;
}
} else {
if (pc->status) {
n = (pc->cache - 0xff60) & 0x3f;
pc->status = 0;
(*pc->next_filter->filter_function)(0x3000 + hankana2zenhira_table[n], pc->next_filter);
}
}
} else if ((mode & 0x100) && c >= 0xff61 && c <= 0xff9f) { /* hankaku kana to zenkaku katakana */
s = 0x3000 + hankana2zenkata_table[c - 0xff60];
} else if ((mode & 0x200) && c >= 0xff61 && c <= 0xff9f) { /* hankaku kana to zenkaku hirangana */
s = 0x3000 + hankana2zenhira_table[c - 0xff60];
}
}
if (mode & 0x3000) { /* Zenkaku kana to hankaku kana */
if ((mode & 0x1000) && c >= 0x30a1 && c <= 0x30f4) { /* Zenkaku katakana to hankaku kana */
n = c - 0x30a1;
if (zenkana2hankana_table[n][1] != 0) {
(*pc->next_filter->filter_function)(0xff00 + zenkana2hankana_table[n][0], pc->next_filter);
s = 0xff00 + zenkana2hankana_table[n][1];
} else {
s = 0xff00 + zenkana2hankana_table[n][0];
}
} else if ((mode & 0x2000) && c >= 0x3041 && c <= 0x3093) { /* Zenkaku hirangana to hankaku kana */
n = c - 0x3041;
if (zenkana2hankana_table[n][1] != 0) {
(*pc->next_filter->filter_function)(0xff00 + zenkana2hankana_table[n][0], pc->next_filter);
s = 0xff00 + zenkana2hankana_table[n][1];
} else {
s = 0xff00 + zenkana2hankana_table[n][0];
}
} else if (c == 0x3001) {
s = 0xff64; /* HALFWIDTH IDEOGRAPHIC COMMA */
} else if (c == 0x3002) {
s = 0xff61; /* HALFWIDTH IDEOGRAPHIC FULL STOP */
} else if (c == 0x300c) {
s = 0xff62; /* HALFWIDTH LEFT CORNER BRACKET */
} else if (c == 0x300d) {
s = 0xff63; /* HALFWIDTH RIGHT CORNER BRACKET */
} else if (c == 0x309b) {
s = 0xff9e; /* HALFWIDTH KATAKANA VOICED SOUND MARK */
} else if (c == 0x309c) {
s = 0xff9f; /* HALFWIDTH KATAKANA SEMI-VOICED SOUND MARK */
} else if (c == 0x30fc) {
s = 0xff70; /* HALFWIDTH KATAKANA-HIRAGANA PROLONGED SOUND MARK */
} else if (c == 0x30fb) {
s = 0xff65; /* HALFWIDTH KATAKANA MIDDLE DOT */
}
} else if (mode & 0x30000) {
if ((mode & 0x10000) && c >= 0x3041 && c <= 0x3093) { /* Zenkaku hirangana to Zenkaku katakana */
s = c + 0x60;
} else if ((mode & 0x20000) && c >= 0x30a1 && c <= 0x30f3) { /* Zenkaku katakana to Zenkaku hirangana */
s = c - 0x60;
}
}
if (mode & 0x100000) { /* special ascii to symbol */
if (c == 0x5c) {
s = 0xffe5; /* FULLWIDTH YEN SIGN */
} else if (c == 0xa5) { /* YEN SIGN */
s = 0xffe5; /* FULLWIDTH YEN SIGN */
} else if (c == 0x7e) {
s = 0xffe3; /* FULLWIDTH MACRON */
} else if (c == 0x203e) { /* OVERLINE */
s = 0xffe3; /* FULLWIDTH MACRON */
} else if (c == 0x27) {
s = 0x2019; /* RIGHT SINGLE QUOTATION MARK */
} else if (c == 0x22) {
s = 0x201d; /* RIGHT DOUBLE QUOTATION MARK */
}
} else if (mode & 0x200000) { /* special symbol to ascii */
if (c == 0xffe5) { /* FULLWIDTH YEN SIGN */
s = 0x5c;
} else if (c == 0xff3c) { /* FULLWIDTH REVERSE SOLIDUS */
s = 0x5c;
} else if (c == 0xffe3) { /* FULLWIDTH MACRON */
s = 0x7e;
} else if (c == 0x203e) { /* OVERLINE */
s = 0x7e;
} else if (c == 0x2018) { /* LEFT SINGLE QUOTATION MARK*/
s = 0x27;
} else if (c == 0x2019) { /* RIGHT SINGLE QUOTATION MARK */
s = 0x27;
} else if (c == 0x201c) { /* LEFT DOUBLE QUOTATION MARK */
s = 0x22;
} else if (c == 0x201d) { /* RIGHT DOUBLE QUOTATION MARK */
s = 0x22;
}
}
if (mode & 0x400000) { /* special ascii to symbol */
if (c == 0x5c) {
s = 0xff3c; /* FULLWIDTH REVERSE SOLIDUS */
} else if (c == 0x7e) {
s = 0xff5e; /* FULLWIDTH TILDE */
} else if (c == 0x27) {
s = 0xff07; /* FULLWIDTH APOSTROPHE */
} else if (c == 0x22) {
s = 0xff02; /* FULLWIDTH QUOTATION MARK */
}
} else if (mode & 0x800000) { /* special symbol to ascii */
if (c == 0xff3c) { /* FULLWIDTH REVERSE SOLIDUS */
s = 0x5c;
} else if (c == 0xff5e) { /* FULLWIDTH TILDE */
s = 0x7e;
} else if (c == 0xff07) { /* FULLWIDTH APOSTROPHE */
s = 0x27;
} else if (c == 0xff02) { /* FULLWIDTH QUOTATION MARK */
s = 0x22;
}
}
return (*pc->next_filter->filter_function)(s, pc->next_filter);
}
static int
collector_hantozen_flush(struct collector_hantozen_data *pc)
{
int ret, n;
ret = 0;
if (pc->status) {
n = (pc->cache - 0xff60) & 0x3f;
if (pc->mode & 0x100) { /* hankaku kana to zenkaku katakana */
ret = (*pc->next_filter->filter_function)(0x3000 + hankana2zenkata_table[n], pc->next_filter);
} else if (pc->mode & 0x200) { /* hankaku kana to zenkaku hirangana */
ret = (*pc->next_filter->filter_function)(0x3000 + hankana2zenhira_table[n], pc->next_filter);
}
pc->status = 0;
}
return ret;
}
mbfl_string *
mbfl_ja_jp_hantozen(
mbfl_string *string,
mbfl_string *result,
int mode)
{
int n;
unsigned char *p;
mbfl_encoding *encoding;
mbfl_memory_device device;
struct collector_hantozen_data pc;
mbfl_convert_filter *decoder;
mbfl_convert_filter *encoder;
/* initialize */
if (string == NULL || result == NULL) {
return NULL;
}
encoding = mbfl_no2encoding(string->no_encoding);
if (encoding == NULL) {
return NULL;
}
mbfl_memory_device_init(&device, string->len, 0);
mbfl_string_init(result);
result->no_language = string->no_language;
result->no_encoding = string->no_encoding;
decoder = mbfl_convert_filter_new(
mbfl_no_encoding_wchar,
string->no_encoding,
mbfl_memory_device_output, 0, &device);
encoder = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
collector_hantozen, 0, &pc);
if (decoder == NULL || encoder == NULL) {
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(decoder);
return NULL;
}
pc.next_filter = decoder;
pc.mode = mode;
pc.status = 0;
pc.cache = 0;
/* feed data */
p = string->val;
n = string->len;
if (p != NULL) {
while (n > 0) {
if ((*encoder->filter_function)(*p++, encoder) < 0) {
break;
}
n--;
}
}
mbfl_convert_filter_flush(encoder);
collector_hantozen_flush(&pc);
mbfl_convert_filter_flush(decoder);
result = mbfl_memory_device_result(&device, result);
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(decoder);
return result;
}
/*
* MIME header encode
*/
struct mime_header_encoder_data {
mbfl_convert_filter *conv1_filter;
mbfl_convert_filter *block_filter;
mbfl_convert_filter *conv2_filter;
mbfl_convert_filter *conv2_filter_backup;
mbfl_convert_filter *encod_filter;
mbfl_convert_filter *encod_filter_backup;
mbfl_memory_device outdev;
mbfl_memory_device tmpdev;
int status1;
int status2;
int prevpos;
int linehead;
int firstindent;
int encnamelen;
int lwsplen;
char encname[128];
char lwsp[16];
};
static int
mime_header_encoder_block_collector(int c, void *data)
{
int n;
struct mime_header_encoder_data *pe = (struct mime_header_encoder_data *)data;
switch (pe->status2) {
case 1: /* encoded word */
pe->prevpos = pe->outdev.pos;
mbfl_convert_filter_copy(pe->conv2_filter, pe->conv2_filter_backup);
mbfl_convert_filter_copy(pe->encod_filter, pe->encod_filter_backup);
(*pe->conv2_filter->filter_function)(c, pe->conv2_filter);
(*pe->conv2_filter->filter_flush)(pe->conv2_filter);
(*pe->encod_filter->filter_flush)(pe->encod_filter);
n = pe->outdev.pos - pe->linehead + pe->firstindent;
pe->outdev.pos = pe->prevpos;
mbfl_convert_filter_copy(pe->conv2_filter_backup, pe->conv2_filter);
mbfl_convert_filter_copy(pe->encod_filter_backup, pe->encod_filter);
if (n >= 74) {
(*pe->conv2_filter->filter_flush)(pe->conv2_filter);
(*pe->encod_filter->filter_flush)(pe->encod_filter);
mbfl_memory_device_strncat(&pe->outdev, "\x3f\x3d", 2); /* ?= */
mbfl_memory_device_strncat(&pe->outdev, pe->lwsp, pe->lwsplen);
pe->linehead = pe->outdev.pos;
pe->firstindent = 0;
mbfl_memory_device_strncat(&pe->outdev, pe->encname, pe->encnamelen);
c = (*pe->conv2_filter->filter_function)(c, pe->conv2_filter);
} else {
c = (*pe->conv2_filter->filter_function)(c, pe->conv2_filter);
}
break;
default:
mbfl_memory_device_strncat(&pe->outdev, pe->encname, pe->encnamelen);
c = (*pe->conv2_filter->filter_function)(c, pe->conv2_filter);
pe->status2 = 1;
break;
}
return c;
}
static int
mime_header_encoder_collector(int c, void *data)
{
int n;
struct mime_header_encoder_data *pe = (struct mime_header_encoder_data *)data;
switch (pe->status1) {
case 11: /* encoded word */
(*pe->block_filter->filter_function)(c, pe->block_filter);
break;
default: /* ASCII */
if (c >= 0x21 && c < 0x7f) { /* ASCII exclude SPACE and CTLs */
mbfl_memory_device_output(c, &pe->tmpdev);
pe->status1 = 1;
} else if (pe->status1 == 0 && c == 0x20) { /* repeat SPACE */
mbfl_memory_device_output(c, &pe->tmpdev);
} else {
if (pe->tmpdev.pos < 74 && c == 0x20) {
n = pe->outdev.pos - pe->linehead + pe->tmpdev.pos + pe->firstindent;
if (n > 74) {
mbfl_memory_device_strncat(&pe->outdev, pe->lwsp, pe->lwsplen); /* LWSP */
pe->linehead = pe->outdev.pos;
pe->firstindent = 0;
} else if (pe->outdev.pos > 0) {
mbfl_memory_device_output(0x20, &pe->outdev);
}
mbfl_memory_device_devcat(&pe->outdev, &pe->tmpdev);
mbfl_memory_device_reset(&pe->tmpdev);
pe->status1 = 0;
} else {
n = pe->outdev.pos - pe->linehead + pe->encnamelen + pe->firstindent;
if (n > 60) {
mbfl_memory_device_strncat(&pe->outdev, pe->lwsp, pe->lwsplen); /* LWSP */
pe->linehead = pe->outdev.pos;
pe->firstindent = 0;
} else if (pe->outdev.pos > 0) {
mbfl_memory_device_output(0x20, &pe->outdev);
}
mbfl_convert_filter_devcat(pe->block_filter, &pe->tmpdev);
mbfl_memory_device_reset(&pe->tmpdev);
(*pe->block_filter->filter_function)(c, pe->block_filter);
pe->status1 = 11;
}
}
break;
}
return c;
}
mbfl_string *
mime_header_encoder_result(struct mime_header_encoder_data *pe, mbfl_string *result)
{
if (pe->status1 >= 10) {
(*pe->conv2_filter->filter_flush)(pe->conv2_filter);
(*pe->encod_filter->filter_flush)(pe->encod_filter);
mbfl_memory_device_strncat(&pe->outdev, "\x3f\x3d", 2); /* ?= */
} else if (pe->tmpdev.pos > 0) {
if (pe->outdev.pos > 0) {
if ((pe->outdev.pos - pe->linehead + pe->tmpdev.pos) > 74) {
mbfl_memory_device_strncat(&pe->outdev, pe->lwsp, pe->lwsplen);
} else {
mbfl_memory_device_output(0x20, &pe->outdev);
}
}
mbfl_memory_device_devcat(&pe->outdev, &pe->tmpdev);
}
mbfl_memory_device_reset(&pe->tmpdev);
pe->prevpos = 0;
pe->linehead = 0;
pe->status1 = 0;
pe->status2 = 0;
return mbfl_memory_device_result(&pe->outdev, result);
}
struct mime_header_encoder_data*
mime_header_encoder_new(
enum mbfl_no_encoding incode,
enum mbfl_no_encoding outcode,
enum mbfl_no_encoding transenc)
{
int n;
const char *s;
mbfl_encoding *outencoding;
struct mime_header_encoder_data *pe;
/* get output encoding and check MIME charset name */
outencoding = mbfl_no2encoding(outcode);
if (outencoding == NULL || outencoding->mime_name == NULL || outencoding->mime_name[0] == '\0') {
return NULL;
}
pe = (struct mime_header_encoder_data*)mbfl_malloc(sizeof(struct mime_header_encoder_data));
if (pe == NULL) {
return NULL;
}
mbfl_memory_device_init(&pe->outdev, 0, 0);
mbfl_memory_device_init(&pe->tmpdev, 0, 0);
pe->prevpos = 0;
pe->linehead = 0;
pe->firstindent = 0;
pe->status1 = 0;
pe->status2 = 0;
/* make the encoding description string exp. "=?ISO-2022-JP?B?" */
n = 0;
pe->encname[n++] = 0x3d;
pe->encname[n++] = 0x3f;
s = outencoding->mime_name;
while (*s) {
pe->encname[n++] = *s++;
}
pe->encname[n++] = 0x3f;
if (transenc == mbfl_no_encoding_qprint) {
pe->encname[n++] = 0x51;
} else {
pe->encname[n++] = 0x42;
transenc = mbfl_no_encoding_base64;
}
pe->encname[n++] = 0x3f;
pe->encname[n] = '\0';
pe->encnamelen = n;
n = 0;
pe->lwsp[n++] = 0x0d;
pe->lwsp[n++] = 0x0a;
pe->lwsp[n++] = 0x20;
pe->lwsp[n] = '\0';
pe->lwsplen = n;
/* transfer encode filter */
pe->encod_filter = mbfl_convert_filter_new(outcode, transenc, mbfl_memory_device_output, 0, &(pe->outdev));
pe->encod_filter_backup = mbfl_convert_filter_new(outcode, transenc, mbfl_memory_device_output, 0, &(pe->outdev));
/* Output code filter */
pe->conv2_filter = mbfl_convert_filter_new(mbfl_no_encoding_wchar, outcode, mbfl_filter_output_pipe, 0, pe->encod_filter);
pe->conv2_filter_backup = mbfl_convert_filter_new(mbfl_no_encoding_wchar, outcode, mbfl_filter_output_pipe, 0, pe->encod_filter);
/* encoded block filter */
pe->block_filter = mbfl_convert_filter_new(mbfl_no_encoding_wchar, mbfl_no_encoding_wchar, mime_header_encoder_block_collector, 0, pe);
/* Input code filter */
pe->conv1_filter = mbfl_convert_filter_new(incode, mbfl_no_encoding_wchar, mime_header_encoder_collector, 0, pe);
if (pe->encod_filter == NULL ||
pe->encod_filter_backup == NULL ||
pe->conv2_filter == NULL ||
pe->conv2_filter_backup == NULL ||
pe->conv1_filter == NULL) {
mime_header_encoder_delete(pe);
return NULL;
}
if (transenc == mbfl_no_encoding_qprint) {
pe->encod_filter->status |= MBFL_QPRINT_STS_MIME_HEADER;
pe->encod_filter_backup->status |= MBFL_QPRINT_STS_MIME_HEADER;
} else {
pe->encod_filter->status |= MBFL_BASE64_STS_MIME_HEADER;
pe->encod_filter_backup->status |= MBFL_BASE64_STS_MIME_HEADER;
}
return pe;
}
void
mime_header_encoder_delete(struct mime_header_encoder_data *pe)
{
if (pe) {
mbfl_convert_filter_delete(pe->conv1_filter);
mbfl_convert_filter_delete(pe->block_filter);
mbfl_convert_filter_delete(pe->conv2_filter);
mbfl_convert_filter_delete(pe->conv2_filter_backup);
mbfl_convert_filter_delete(pe->encod_filter);
mbfl_convert_filter_delete(pe->encod_filter_backup);
mbfl_memory_device_clear(&pe->outdev);
mbfl_memory_device_clear(&pe->tmpdev);
mbfl_free((void*)pe);
}
}
int
mime_header_encoder_feed(int c, struct mime_header_encoder_data *pe)
{
return (*pe->conv1_filter->filter_function)(c, pe->conv1_filter);
}
mbfl_string *
mbfl_mime_header_encode(
mbfl_string *string,
mbfl_string *result,
enum mbfl_no_encoding outcode,
enum mbfl_no_encoding encoding,
const char *linefeed,
int indent)
{
int n;
unsigned char *p;
struct mime_header_encoder_data *pe;
mbfl_string_init(result);
result->no_language = string->no_language;
result->no_encoding = mbfl_no_encoding_ascii;
pe = mime_header_encoder_new(string->no_encoding, outcode, encoding);
if (pe == NULL) {
return NULL;
}
if (linefeed != NULL) {
n = 0;
while (*linefeed && n < 8) {
pe->lwsp[n++] = *linefeed++;
}
pe->lwsp[n++] = 0x20;
pe->lwsp[n] = '\0';
pe->lwsplen = n;
}
if (indent > 0 && indent < 74) {
pe->firstindent = indent;
}
n = string->len;
p = string->val;
while (n > 0) {
(*pe->conv1_filter->filter_function)(*p++, pe->conv1_filter);
n--;
}
result = mime_header_encoder_result(pe, result);
mime_header_encoder_delete(pe);
return result;
}
/*
* MIME header decode
*/
struct mime_header_decoder_data {
mbfl_convert_filter *deco_filter;
mbfl_convert_filter *conv1_filter;
mbfl_convert_filter *conv2_filter;
mbfl_memory_device outdev;
mbfl_memory_device tmpdev;
int cspos;
int status;
enum mbfl_no_encoding encoding;
enum mbfl_no_encoding incode;
enum mbfl_no_encoding outcode;
};
static int
mime_header_decoder_collector(int c, void* data)
{
mbfl_encoding *encoding;
struct mime_header_decoder_data *pd = (struct mime_header_decoder_data*)data;
switch (pd->status) {
case 1:
if (c == 0x3f) { /* ? */
mbfl_memory_device_output(c, &pd->tmpdev);
pd->cspos = pd->tmpdev.pos;
pd->status = 2;
} else {
mbfl_convert_filter_devcat(pd->conv1_filter, &pd->tmpdev);
mbfl_memory_device_reset(&pd->tmpdev);
if (c == 0x3d) { /* = */
mbfl_memory_device_output(c, &pd->tmpdev);
} else if (c == 0x0d || c == 0x0a) { /* CR or LF */
pd->status = 9;
} else {
(*pd->conv1_filter->filter_function)(c, pd->conv1_filter);
pd->status = 0;
}
}
break;
case 2: /* store charset string */
if (c == 0x3f) { /* ? */
/* identify charset */
mbfl_memory_device_output('\0', &pd->tmpdev);
encoding = mbfl_name2encoding(&pd->tmpdev.buffer[pd->cspos]);
if (encoding != NULL) {
pd->incode = encoding->no_encoding;
pd->status = 3;
}
mbfl_memory_device_unput(&pd->tmpdev);
mbfl_memory_device_output(c, &pd->tmpdev);
} else {
mbfl_memory_device_output(c, &pd->tmpdev);
if (pd->tmpdev.pos > 100) { /* too long charset string */
pd->status = 0;
} else if (c == 0x0d || c == 0x0a) { /* CR or LF */
mbfl_memory_device_unput(&pd->tmpdev);
pd->status = 9;
}
if (pd->status != 2) {
mbfl_convert_filter_devcat(pd->conv1_filter, &pd->tmpdev);
mbfl_memory_device_reset(&pd->tmpdev);
}
}
break;
case 3: /* identify encoding */
mbfl_memory_device_output(c, &pd->tmpdev);
if (c == 0x42 || c == 0x62) { /* 'B' or 'b' */
pd->encoding = mbfl_no_encoding_base64;
pd->status = 4;
} else if (c == 0x51 || c == 0x71) { /* 'Q' or 'q' */
pd->encoding = mbfl_no_encoding_qprint;
pd->status = 4;
} else {
if (c == 0x0d || c == 0x0a) { /* CR or LF */
mbfl_memory_device_unput(&pd->tmpdev);
pd->status = 9;
} else {
pd->status = 0;
}
mbfl_convert_filter_devcat(pd->conv1_filter, &pd->tmpdev);
mbfl_memory_device_reset(&pd->tmpdev);
}
break;
case 4: /* reset filter */
mbfl_memory_device_output(c, &pd->tmpdev);
if (c == 0x3f) { /* ? */
/* charset convert filter */
mbfl_convert_filter_reset(pd->conv1_filter, pd->incode, mbfl_no_encoding_wchar);
/* decode filter */
mbfl_convert_filter_reset(pd->deco_filter, pd->encoding, mbfl_no_encoding_8bit);
pd->status = 5;
} else {
if (c == 0x0d || c == 0x0a) { /* CR or LF */
mbfl_memory_device_unput(&pd->tmpdev);
pd->status = 9;
} else {
pd->status = 0;
}
mbfl_convert_filter_devcat(pd->conv1_filter, &pd->tmpdev);
}
mbfl_memory_device_reset(&pd->tmpdev);
break;
case 5: /* encoded block */
if (c == 0x3f) { /* ? */
pd->status = 6;
} else {
(*pd->deco_filter->filter_function)(c, pd->deco_filter);
}
break;
case 6: /* check end position */
if (c == 0x3d) { /* = */
/* flush and reset filter */
(*pd->deco_filter->filter_flush)(pd->deco_filter);
(*pd->conv1_filter->filter_flush)(pd->conv1_filter);
mbfl_convert_filter_reset(pd->conv1_filter, mbfl_no_encoding_ascii, mbfl_no_encoding_wchar);
pd->status = 7;
} else {
(*pd->deco_filter->filter_function)(0x3f, pd->deco_filter);
if (c != 0x3f) { /* ? */
(*pd->deco_filter->filter_function)(c, pd->deco_filter);
pd->status = 5;
}
}
break;
case 7: /* after encoded block */
if (c == 0x0d || c == 0x0a) { /* CR LF */
pd->status = 8;
} else {
mbfl_memory_device_output(c, &pd->tmpdev);
if (c == 0x3d) { /* = */
pd->status = 1;
} else if (c != 0x20 && c != 0x09) { /* not space */
mbfl_convert_filter_devcat(pd->conv1_filter, &pd->tmpdev);
mbfl_memory_device_reset(&pd->tmpdev);
pd->status = 0;
}
}
break;
case 8: /* folding */
case 9: /* folding */
if (c != 0x0d && c != 0x0a && c != 0x20 && c != 0x09) {
if (c == 0x3d) { /* = */
if (pd->status == 8) {
mbfl_memory_device_output(0x20, &pd->tmpdev); /* SPACE */
} else {
(*pd->conv1_filter->filter_function)(0x20, pd->conv1_filter);
}
mbfl_memory_device_output(c, &pd->tmpdev);
pd->status = 1;
} else {
mbfl_memory_device_output(0x20, &pd->tmpdev);
mbfl_memory_device_output(c, &pd->tmpdev);
mbfl_convert_filter_devcat(pd->conv1_filter, &pd->tmpdev);
mbfl_memory_device_reset(&pd->tmpdev);
pd->status = 0;
}
}
break;
default: /* non encoded block */
if (c == 0x0d || c == 0x0a) { /* CR LF */
pd->status = 9;
} else if (c == 0x3d) { /* = */
mbfl_memory_device_output(c, &pd->tmpdev);
pd->status = 1;
} else {
(*pd->conv1_filter->filter_function)(c, pd->conv1_filter);
}
break;
}
return c;
}
mbfl_string *
mime_header_decoder_result(struct mime_header_decoder_data *pd, mbfl_string *result)
{
switch (pd->status) {
case 1:
case 2:
case 3:
case 4:
case 7:
case 8:
case 9:
mbfl_convert_filter_devcat(pd->conv1_filter, &pd->tmpdev);
break;
case 5:
case 6:
(*pd->deco_filter->filter_flush)(pd->deco_filter);
(*pd->conv1_filter->filter_flush)(pd->conv1_filter);
break;
}
(*pd->conv2_filter->filter_flush)(pd->conv2_filter);
mbfl_memory_device_reset(&pd->tmpdev);
pd->status = 0;
return mbfl_memory_device_result(&pd->outdev, result);
}
struct mime_header_decoder_data*
mime_header_decoder_new(enum mbfl_no_encoding outcode)
{
struct mime_header_decoder_data *pd;
pd = (struct mime_header_decoder_data*)mbfl_malloc(sizeof(struct mime_header_decoder_data));
if (pd == NULL) {
return NULL;
}
mbfl_memory_device_init(&pd->outdev, 0, 0);
mbfl_memory_device_init(&pd->tmpdev, 0, 0);
pd->cspos = 0;
pd->status = 0;
pd->encoding = mbfl_no_encoding_pass;
pd->incode = mbfl_no_encoding_ascii;
pd->outcode = outcode;
/* charset convert filter */
pd->conv2_filter = mbfl_convert_filter_new(mbfl_no_encoding_wchar, pd->outcode, mbfl_memory_device_output, 0, &pd->outdev);
pd->conv1_filter = mbfl_convert_filter_new(pd->incode, mbfl_no_encoding_wchar, mbfl_filter_output_pipe, 0, pd->conv2_filter);
/* decode filter */
pd->deco_filter = mbfl_convert_filter_new(pd->encoding, mbfl_no_encoding_8bit, mbfl_filter_output_pipe, 0, pd->conv1_filter);
if (pd->conv1_filter == NULL || pd->conv2_filter == NULL || pd->deco_filter == NULL) {
mime_header_decoder_delete(pd);
return NULL;
}
return pd;
}
void
mime_header_decoder_delete(struct mime_header_decoder_data *pd)
{
if (pd) {
mbfl_convert_filter_delete(pd->conv2_filter);
mbfl_convert_filter_delete(pd->conv1_filter);
mbfl_convert_filter_delete(pd->deco_filter);
mbfl_memory_device_clear(&pd->outdev);
mbfl_memory_device_clear(&pd->tmpdev);
mbfl_free((void*)pd);
}
}
int
mime_header_decoder_feed(int c, struct mime_header_decoder_data *pd)
{
return mime_header_decoder_collector(c, pd);
}
mbfl_string *
mbfl_mime_header_decode(
mbfl_string *string,
mbfl_string *result,
enum mbfl_no_encoding outcode)
{
int n;
unsigned char *p;
struct mime_header_decoder_data *pd;
mbfl_string_init(result);
result->no_language = string->no_language;
result->no_encoding = outcode;
pd = mime_header_decoder_new(outcode);
if (pd == NULL) {
return NULL;
}
/* feed data */
n = string->len;
p = string->val;
while (n > 0) {
mime_header_decoder_collector(*p++, pd);
n--;
}
result = mime_header_decoder_result(pd, result);
mime_header_decoder_delete(pd);
return result;
}
/*
* convert HTML numeric entity
*/
struct collector_htmlnumericentity_data {
mbfl_convert_filter *decoder;
int status;
int cache;
int digit;
int *convmap;
int mapsize;
};
static int
collector_encode_htmlnumericentity(int c, void *data)
{
struct collector_htmlnumericentity_data *pc = (struct collector_htmlnumericentity_data *)data;
int f, n, s, r, d, size, *mapelm;
size = pc->mapsize;
f = 0;
n = 0;
while (n < size) {
mapelm = &(pc->convmap[n*4]);
if (c >= mapelm[0] && c <= mapelm[1]) {
s = (c + mapelm[2]) & mapelm[3];
if (s >= 0) {
(*pc->decoder->filter_function)(0x26, pc->decoder); /* '&' */
(*pc->decoder->filter_function)(0x23, pc->decoder); /* '#' */
r = 100000000;
s %= r;
while (r > 0) {
d = s/r;
if (d || f) {
f = 1;
s %= r;
(*pc->decoder->filter_function)(mbfl_hexchar_table[d], pc->decoder);
}
r /= 10;
}
if (!f) {
f = 1;
(*pc->decoder->filter_function)(mbfl_hexchar_table[0], pc->decoder);
}
(*pc->decoder->filter_function)(0x3b, pc->decoder); /* ';' */
}
}
if (f) {
break;
}
n++;
}
if (!f) {
(*pc->decoder->filter_function)(c, pc->decoder);
}
return c;
}
static int
collector_decode_htmlnumericentity(int c, void *data)
{
struct collector_htmlnumericentity_data *pc = (struct collector_htmlnumericentity_data *)data;
int f, n, s, r, d, size, *mapelm;
switch (pc->status) {
case 1:
if (c == 0x23) { /* '#' */
pc->status = 2;
} else {
pc->status = 0;
(*pc->decoder->filter_function)(0x26, pc->decoder); /* '&' */
(*pc->decoder->filter_function)(c, pc->decoder);
}
break;
case 2:
if (c >= 0x30 && c <= 0x39) { /* '0' - '9' */
pc->cache = c - 0x30;
pc->status = 3;
pc->digit = 1;
} else {
pc->status = 0;
(*pc->decoder->filter_function)(0x26, pc->decoder); /* '&' */
(*pc->decoder->filter_function)(0x23, pc->decoder); /* '#' */
(*pc->decoder->filter_function)(c, pc->decoder);
}
break;
case 3:
s = 0;
f = 0;
if (c >= 0x30 && c <= 0x39) { /* '0' - '9' */
if (pc->digit > 9) {
pc->status = 0;
s = pc->cache;
f = 1;
} else {
s = pc->cache*10 + c - 0x30;
pc->cache = s;
pc->digit++;
}
} else {
pc->status = 0;
s = pc->cache;
f = 1;
n = 0;
size = pc->mapsize;
while (n < size) {
mapelm = &(pc->convmap[n*4]);
d = s - mapelm[2];
if (d >= mapelm[0] && d <= mapelm[1]) {
f = 0;
(*pc->decoder->filter_function)(d, pc->decoder);
if (c != 0x3b) { /* ';' */
(*pc->decoder->filter_function)(c, pc->decoder);
}
break;
}
n++;
}
}
if (f) {
(*pc->decoder->filter_function)(0x26, pc->decoder); /* '&' */
(*pc->decoder->filter_function)(0x23, pc->decoder); /* '#' */
r = 1;
n = pc->digit;
while (n > 0) {
r *= 10;
n--;
}
s %= r;
r /= 10;
while (r > 0) {
d = s/r;
s %= r;
r /= 10;
(*pc->decoder->filter_function)(mbfl_hexchar_table[d], pc->decoder);
}
(*pc->decoder->filter_function)(c, pc->decoder);
}
break;
default:
if (c == 0x26) { /* '&' */
pc->status = 1;
} else {
(*pc->decoder->filter_function)(c, pc->decoder);
}
break;
}
return c;
}
mbfl_string *
mbfl_html_numeric_entity(
mbfl_string *string,
mbfl_string *result,
int *convmap,
int mapsize,
int type)
{
struct collector_htmlnumericentity_data pc;
mbfl_memory_device device;
mbfl_convert_filter *encoder;
int n;
unsigned char *p;
if (string == NULL || result == NULL) {
return NULL;
}
mbfl_string_init(result);
result->no_language = string->no_language;
result->no_encoding = string->no_encoding;
mbfl_memory_device_init(&device, string->len, 0);
/* output code filter */
pc.decoder = mbfl_convert_filter_new(
mbfl_no_encoding_wchar,
string->no_encoding,
mbfl_memory_device_output, 0, &device);
/* wchar filter */
if (type == 0) {
encoder = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
collector_encode_htmlnumericentity, 0, &pc);
} else {
encoder = mbfl_convert_filter_new(
string->no_encoding,
mbfl_no_encoding_wchar,
collector_decode_htmlnumericentity, 0, &pc);
}
if (pc.decoder == NULL || encoder == NULL) {
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(pc.decoder);
return NULL;
}
pc.status = 0;
pc.cache = 0;
pc.digit = 0;
pc.convmap = convmap;
pc.mapsize = mapsize;
/* feed data */
p = string->val;
n = string->len;
if (p != NULL) {
while (n > 0) {
if ((*encoder->filter_function)(*p++, encoder) < 0) {
break;
}
n--;
}
}
mbfl_convert_filter_flush(encoder);
mbfl_convert_filter_flush(pc.decoder);
result = mbfl_memory_device_result(&device, result);
mbfl_convert_filter_delete(encoder);
mbfl_convert_filter_delete(pc.decoder);
return result;
}
/*
* Unicode table
*/
/* Windows CodePage 1252 - it's the same as iso-8859-1 but
* defines extra symbols in the range 0x80-0x9f.
* This table differs from the rest of the unicode tables below
* as it only covers this range, while the rest cover 0xa0 onwards */
static const unsigned short cp1252_ucs_table[] = {
0xfffe,0xfffe,0x201a,0x0192,0x201e,0x2026,0x2020,0x2021,
0x02c6,0x2030,0x0160,0x2039,0x0152,0xfffe,0xfffe,0xfffe,
0xfffe,0x2018,0x2019,0x201c,0x201d,0x2022,0x2013,0x02dc,
0x2122,0x0161,0x203a,0x0153,0xfffe,0xfffe,0x0178
};
static const unsigned short iso8859_2_ucs_table[] = {
0x00A0,0x0104,0x02D8,0x0141,0x00A4,0x013D,0x015A,0x00A7,
0x00A8,0x0160,0x015E,0x0164,0x0179,0x00AD,0x017D,0x017B,
0x00B0,0x0105,0x02DB,0x0142,0x00B4,0x013E,0x015B,0x02C7,
0x00B8,0x0161,0x015F,0x0165,0x017A,0x02DD,0x017E,0x017C,
0x0154,0x00C1,0x00C2,0x0102,0x00C4,0x0139,0x0106,0x00C7,
0x010C,0x00C9,0x0118,0x00CB,0x011A,0x00CD,0x00CE,0x010E,
0x0110,0x0143,0x0147,0x00D3,0x00D4,0x0150,0x00D6,0x00D7,
0x0158,0x016E,0x00DA,0x0170,0x00DC,0x00DD,0x0162,0x00DF,
0x0155,0x00E1,0x00E2,0x0103,0x00E4,0x013A,0x0107,0x00E7,
0x010D,0x00E9,0x0119,0x00EB,0x011B,0x00ED,0x00EE,0x010F,
0x0111,0x0144,0x0148,0x00F3,0x00F4,0x0151,0x00F6,0x00F7,
0x0159,0x016F,0x00FA,0x0171,0x00FC,0x00FD,0x0163,0x02D9
};
static const unsigned short iso8859_3_ucs_table[] = {
0x00A0,0x0126,0x02D8,0x00A3,0x00A4,0x0000,0x0124,0x00A7,
0x00A8,0x0130,0x015E,0x011E,0x0134,0x00AD,0x0000,0x017B,
0x00B0,0x0127,0x00B2,0x00B3,0x00B4,0x00B5,0x0125,0x00B7,
0x00B8,0x0131,0x015F,0x011F,0x0135,0x00BD,0x0000,0x017C,
0x00C0,0x00C1,0x00C2,0x0000,0x00C4,0x010A,0x0108,0x00C7,
0x00C8,0x00C9,0x00CA,0x00CB,0x00CC,0x00CD,0x00CE,0x00CF,
0x0000,0x00D1,0x00D2,0x00D3,0x00D4,0x0120,0x00D6,0x00D7,
0x011C,0x00D9,0x00DA,0x00DB,0x00DC,0x016C,0x015C,0x00DF,
0x00E0,0x00E1,0x00E2,0x0000,0x00E4,0x010B,0x0109,0x00E7,
0x00E8,0x00E9,0x00EA,0x00EB,0x00EC,0x00ED,0x00EE,0x00EF,
0x0000,0x00F1,0x00F2,0x00F3,0x00F4,0x0121,0x00F6,0x00F7,
0x011D,0x00F9,0x00FA,0x00FB,0x00FC,0x016D,0x015D,0x02D9
};
static const unsigned short iso8859_4_ucs_table[] = {
0x00A0,0x0104,0x0138,0x0156,0x00A4,0x0128,0x013B,0x00A7,
0x00A8,0x0160,0x0112,0x0122,0x0166,0x00AD,0x017D,0x00AF,
0x00B0,0x0105,0x02DB,0x0157,0x00B4,0x0129,0x013C,0x02C7,
0x00B8,0x0161,0x0113,0x0123,0x0167,0x014A,0x017E,0x014B,
0x0100,0x00C1,0x00C2,0x00C3,0x00C4,0x00C5,0x00C6,0x012E,
0x010C,0x00C9,0x0118,0x00CB,0x0116,0x00CD,0x00CE,0x012A,
0x0110,0x0145,0x014C,0x0136,0x00D4,0x00D5,0x00D6,0x00D7,
0x00D8,0x0172,0x00DA,0x00DB,0x00DC,0x0168,0x016A,0x00DF,
0x0101,0x00E1,0x00E2,0x00E3,0x00E4,0x00E5,0x00E6,0x012F,
0x010D,0x00E9,0x0119,0x00EB,0x0117,0x00ED,0x00EE,0x012B,
0x0111,0x0146,0x014D,0x0137,0x00F4,0x00F5,0x00F6,0x00F7,
0x00F8,0x0173,0x00FA,0x00FB,0x00FC,0x0169,0x016B,0x02D9
};
static const unsigned short iso8859_5_ucs_table[] = {
0x00A0,0x0401,0x0402,0x0403,0x0404,0x0405,0x0406,0x0407,
0x0408,0x0409,0x040A,0x040B,0x040C,0x00AD,0x040E,0x040F,
0x0410,0x0411,0x0412,0x0413,0x0414,0x0415,0x0416,0x0417,
0x0418,0x0419,0x041A,0x041B,0x041C,0x041D,0x041E,0x041F,
0x0420,0x0421,0x0422,0x0423,0x0424,0x0425,0x0426,0x0427,
0x0428,0x0429,0x042A,0x042B,0x042C,0x042D,0x042E,0x042F,
0x0430,0x0431,0x0432,0x0433,0x0434,0x0435,0x0436,0x0437,
0x0438,0x0439,0x043A,0x043B,0x043C,0x043D,0x043E,0x043F,
0x0440,0x0441,0x0442,0x0443,0x0444,0x0445,0x0446,0x0447,
0x0448,0x0449,0x044A,0x044B,0x044C,0x044D,0x044E,0x044F,
0x2116,0x0451,0x0452,0x0453,0x0454,0x0455,0x0456,0x0457,
0x0458,0x0459,0x045A,0x045B,0x045C,0x00A7,0x045E,0x045F
};
static const unsigned short iso8859_6_ucs_table[] = {
0x00A0,0x0000,0x0000,0x0000,0x00A4,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x060C,0x00AD,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x061B,0x0000,0x0000,0x0000,0x061F,
0x0000,0x0621,0x0622,0x0623,0x0624,0x0625,0x0626,0x0627,
0x0628,0x0629,0x062A,0x062B,0x062C,0x062D,0x062E,0x062F,
0x0630,0x0631,0x0632,0x0633,0x0634,0x0635,0x0636,0x0637,
0x0638,0x0639,0x063A,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0640,0x0641,0x0642,0x0643,0x0644,0x0645,0x0646,0x0647,
0x0648,0x0649,0x064A,0x064B,0x064C,0x064D,0x064E,0x064F,
0x0650,0x0651,0x0652,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x060C,0x00AD,0x0000,0x0000
};
static const unsigned short iso8859_7_ucs_table[] = {
0x00A0,0x2018,0x2019,0x00A3,0x0000,0x0000,0x00A6,0x00A7,
0x00A8,0x00A9,0x0000,0x00AB,0x00AC,0x00AD,0x0000,0x2015,
0x00B0,0x00B1,0x00B2,0x00B3,0x0384,0x0385,0x0386,0x00B7,
0x0388,0x0389,0x038A,0x00BB,0x038C,0x00BD,0x038E,0x038F,
0x0390,0x0391,0x0392,0x0393,0x0394,0x0395,0x0396,0x0397,
0x0398,0x0399,0x039A,0x039B,0x039C,0x039D,0x039E,0x039F,
0x03A0,0x03A1,0x0000,0x03A3,0x03A4,0x03A5,0x03A6,0x03A7,
0x03A8,0x03A9,0x03AA,0x03AB,0x03AC,0x03AD,0x03AE,0x03AF,
0x03B0,0x03B1,0x03B2,0x03B3,0x03B4,0x03B5,0x03B6,0x03B7,
0x03B8,0x03B9,0x03BA,0x03BB,0x03BC,0x03BD,0x03BE,0x03BF,
0x03C0,0x03C1,0x03C2,0x03C3,0x03C4,0x03C5,0x03C6,0x03C7,
0x03C8,0x03C9,0x03CA,0x03CB,0x03CC,0x03CD,0x03CE,0x0000
};
static const unsigned short iso8859_8_ucs_table[] = {
0x00A0,0x0000,0x00A2,0x00A3,0x00A4,0x00A5,0x00A6,0x00A7,
0x00A8,0x00A9,0x00D7,0x00AB,0x00AC,0x00AD,0x00AE,0x203E,
0x00B0,0x00B1,0x00B2,0x00B3,0x00B4,0x00B5,0x00B6,0x00B7,
0x00B8,0x00B9,0x00F7,0x00BB,0x00BC,0x00BD,0x00BE,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x2017,
0x05D0,0x05D1,0x05D2,0x05D3,0x05D4,0x05D5,0x05D6,0x05D7,
0x05D8,0x05D9,0x05DA,0x05DB,0x05DC,0x05DD,0x05DE,0x05DF,
0x05E0,0x05E1,0x05E2,0x05E3,0x05E4,0x05E5,0x05E6,0x05E7,
0x05E8,0x05E9,0x05EA,0x0000,0x0000,0x0000,0x0000,0x0000
};
static const unsigned short iso8859_9_ucs_table[] = {
0x00A0,0x00A1,0x00A2,0x00A3,0x00A4,0x00A5,0x00A6,0x00A7,
0x00A8,0x00A9,0x00AA,0x00AB,0x00AC,0x00AD,0x00AE,0x00AF,
0x00B0,0x00B1,0x00B2,0x00B3,0x00B4,0x00B5,0x00B6,0x00B7,
0x00B8,0x00B9,0x00BA,0x00BB,0x00BC,0x00BD,0x00BE,0x00BF,
0x00C0,0x00C1,0x00C2,0x00C3,0x00C4,0x00C5,0x00C6,0x00C7,
0x00C8,0x00C9,0x00CA,0x00CB,0x00CC,0x00CD,0x00CE,0x00CF,
0x011E,0x00D1,0x00D2,0x00D3,0x00D4,0x00D5,0x00D6,0x00D7,
0x00D8,0x00D9,0x00DA,0x00DB,0x00DC,0x0130,0x015E,0x00DF,
0x00E0,0x00E1,0x00E2,0x00E3,0x00E4,0x00E5,0x00E6,0x00E7,
0x00E8,0x00E9,0x00EA,0x00EB,0x00EC,0x00ED,0x00EE,0x00EF,
0x011F,0x00F1,0x00F2,0x00F3,0x00F4,0x00F5,0x00F6,0x00F7,
0x00F8,0x00F9,0x00FA,0x00FB,0x00FC,0x0131,0x015F,0x00FF
};
static const unsigned short iso8859_10_ucs_table[] = {
0x00A0,0x0104,0x0112,0x0122,0x0124,0x0128,0x0136,0x00A7,
0x013B,0x0110,0x0160,0x0166,0x017D,0x00AD,0x016A,0x014A,
0x00B0,0x0105,0x0113,0x0123,0x012B,0x0129,0x0137,0x00B7,
0x013C,0x0111,0x0161,0x0167,0x017E,0x2015,0x016B,0x014B,
0x0100,0x00C1,0x00C2,0x00C3,0x00C4,0x00C5,0x00C6,0x012E,
0x010C,0x00C9,0x0118,0x00CB,0x0116,0x00CD,0x00CE,0x00CF,
0x00D0,0x0145,0x014C,0x00D3,0x00D4,0x00D5,0x00D6,0x0168,
0x00D8,0x0172,0x00DA,0x00DB,0x00DC,0x00DD,0x00DE,0x00DF,
0x0101,0x00E1,0x00E2,0x00E3,0x00E4,0x00E5,0x00E6,0x012F,
0x010D,0x00E9,0x0119,0x00EB,0x0117,0x00ED,0x00EE,0x00EF,
0x00F0,0x0146,0x014D,0x00F3,0x00F4,0x00F5,0x00F6,0x0169,
0x00F8,0x0173,0x00FA,0x00FB,0x00FC,0x00FD,0x00FE,0x0138
};
static const unsigned short iso8859_13_ucs_table[] = {
0x00A0,0x201D,0x00A2,0x00A3,0x00A4,0x201E,0x00A6,0x00A7,
0x00D8,0x00A9,0x0156,0x00AB,0x00AC,0x00AD,0x00AE,0x00C6,
0x00B0,0x00B1,0x00B2,0x00B3,0x201C,0x00B5,0x00B6,0x00B7,
0x00F8,0x00B9,0x0157,0x00BB,0x00BC,0x00BD,0x00BE,0x00E6,
0x0104,0x012E,0x0100,0x0106,0x00C4,0x00C5,0x0118,0x0112,
0x010C,0x00C9,0x0179,0x0116,0x0122,0x0136,0x012A,0x013B,
0x0160,0x0143,0x0145,0x00D3,0x014C,0x00D5,0x00D6,0x00D7,
0x0172,0x0141,0x015A,0x016A,0x00DC,0x017B,0x017D,0x00DF,
0x0105,0x012F,0x0101,0x0107,0x00E4,0x00E5,0x0119,0x0113,
0x010D,0x00E9,0x017A,0x0117,0x0123,0x0137,0x012B,0x013C,
0x0161,0x0144,0x0146,0x00F3,0x014D,0x00F5,0x00F6,0x00F7,
0x0173,0x0142,0x015B,0x016B,0x00FC,0x017C,0x017E,0x2019
};
static const unsigned short iso8859_14_ucs_table[] = {
0x00A0,0x1E02,0x1E03,0x00A3,0x010A,0x010B,0x1E0A,0x00A7,
0x1E80,0x00A9,0x1E82,0x1E0B,0x1EF2,0x00AD,0x00AE,0x0178,
0x1E1E,0x1E1F,0x0120,0x0121,0x1E40,0x1E41,0x00B6,0x1E56,
0x1E81,0x1E57,0x1E83,0x1E60,0x1EF3,0x1E84,0x1E85,0x1E61,
0x00C0,0x00C1,0x00C2,0x00C3,0x00C4,0x00C5,0x00C6,0x00C7,
0x00C8,0x00C9,0x00CA,0x00CB,0x00CC,0x00CD,0x00CE,0x00CF,
0x0174,0x00D1,0x00D2,0x00D3,0x00D4,0x00D5,0x00D6,0x1E6A,
0x00D8,0x00D9,0x00DA,0x00DB,0x00DC,0x00DD,0x0176,0x00DF,
0x00E0,0x00E1,0x00E2,0x00E3,0x00E4,0x00E5,0x00E6,0x00E7,
0x00E8,0x00E9,0x00EA,0x00EB,0x00EC,0x00ED,0x00EE,0x00EF,
0x0175,0x00F1,0x00F2,0x00F3,0x00F4,0x00F5,0x00F6,0x1E6B,
0x00F8,0x00F9,0x00FA,0x00FB,0x00FC,0x00FD,0x0177,0x00FF
};
static const unsigned short iso8859_15_ucs_table[] = {
0x00A0,0x00A1,0x00A2,0x00A3,0x20AC,0x00A5,0x0160,0x00A7,
0x0161,0x00A9,0x00AA,0x00AB,0x00AC,0x00AD,0x00AE,0x00AF,
0x00B0,0x00B1,0x00B2,0x00B3,0x017D,0x00B5,0x00B6,0x00B7,
0x017E,0x00B9,0x00BA,0x00BB,0x0152,0x0153,0x0178,0x00BF,
0x00C0,0x00C1,0x00C2,0x00C3,0x00C4,0x00C5,0x00C6,0x00C7,
0x00C8,0x00C9,0x00CA,0x00CB,0x00CC,0x00CD,0x00CE,0x00CF,
0x00D0,0x00D1,0x00D2,0x00D3,0x00D4,0x00D5,0x00D6,0x00D7,
0x00D8,0x00D9,0x00DA,0x00DB,0x00DC,0x00DD,0x00DE,0x00DF,
0x00E0,0x00E1,0x00E2,0x00E3,0x00E4,0x00E5,0x00E6,0x00E7,
0x00E8,0x00E9,0x00EA,0x00EB,0x00EC,0x00ED,0x00EE,0x00EF,
0x00F0,0x00F1,0x00F2,0x00F3,0x00F4,0x00F5,0x00F6,0x00F7,
0x00F8,0x00F9,0x00FA,0x00FB,0x00FC,0x00FD,0x00FE,0x00FF
};
static const unsigned char mbfl_charprop_table[] = {
/* NUL 0 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC,
/* SCH 1 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* SIX 2 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* EIX 3 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* EOT 4 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* ENQ 5 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* ACK 6 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* BEL 7 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* BS 8 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* HI 9 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* LF 10 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* VI 11 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* FF 12 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* CR 13 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* SO 14 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* SI 15 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* SLE 16 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* CSI 17 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* DC2 18 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* DC3 19 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* DC4 20 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* NAK 21 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* SYN 22 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* EIB 23 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* CAN 24 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* EM 25 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* SLB 26 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* ESC 27 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* FS 28 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* GS 29 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* RS 30 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* US 31 */ MBFL_CHP_CTL | MBFL_CHP_MMHQENC ,
/* SP 32 */ MBFL_CHP_MMHQENC ,
/* ! 33 */ 0 ,
/* " 34 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* # 35 */ MBFL_CHP_MMHQENC ,
/* $ 36 */ MBFL_CHP_MMHQENC ,
/* % 37 */ MBFL_CHP_MMHQENC ,
/* & 38 */ MBFL_CHP_MMHQENC ,
/* ' 39 */ MBFL_CHP_MMHQENC ,
/* ( 40 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* ) 41 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* * 42 */ 0 ,
/* + 43 */ 0 ,
/* , 44 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* - 45 */ 0 ,
/* . 46 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* / 47 */ 0 ,
/* 0 48 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 1 49 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 2 50 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 3 51 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 4 52 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 5 53 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 6 54 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 7 55 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 8 56 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* 9 57 */ MBFL_CHP_DIGIT | MBFL_CHP_MMHQENC ,
/* : 58 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* ; 59 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* < 60 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* = 61 */ 0 ,
/* > 62 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* ? 63 */ MBFL_CHP_MMHQENC ,
/* @ 64 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* A 65 */ MBFL_CHP_UALPHA ,
/* B 66 */ MBFL_CHP_UALPHA ,
/* C 67 */ MBFL_CHP_UALPHA ,
/* D 68 */ MBFL_CHP_UALPHA ,
/* E 69 */ MBFL_CHP_UALPHA ,
/* F 70 */ MBFL_CHP_UALPHA ,
/* G 71 */ MBFL_CHP_UALPHA ,
/* H 72 */ MBFL_CHP_UALPHA ,
/* I 73 */ MBFL_CHP_UALPHA ,
/* J 74 */ MBFL_CHP_UALPHA ,
/* K 75 */ MBFL_CHP_UALPHA ,
/* L 76 */ MBFL_CHP_UALPHA ,
/* M 77 */ MBFL_CHP_UALPHA ,
/* N 78 */ MBFL_CHP_UALPHA ,
/* O 79 */ MBFL_CHP_UALPHA ,
/* P 80 */ MBFL_CHP_UALPHA ,
/* Q 81 */ MBFL_CHP_UALPHA ,
/* R 82 */ MBFL_CHP_UALPHA ,
/* S 83 */ MBFL_CHP_UALPHA ,
/* T 84 */ MBFL_CHP_UALPHA ,
/* U 85 */ MBFL_CHP_UALPHA ,
/* V 86 */ MBFL_CHP_UALPHA ,
/* W 87 */ MBFL_CHP_UALPHA ,
/* X 88 */ MBFL_CHP_UALPHA ,
/* Y 89 */ MBFL_CHP_UALPHA ,
/* Z 90 */ MBFL_CHP_UALPHA ,
/* [ 91 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* \ 92 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* ] 93 */ MBFL_CHP_MMHQENC | MBFL_CHP_MSPECIAL ,
/* ^ 94 */ MBFL_CHP_MMHQENC ,
/* _ 95 */ MBFL_CHP_MMHQENC ,
/* ` 96 */ MBFL_CHP_MMHQENC ,
/* a 97 */ MBFL_CHP_LALPHA ,
/* b 98 */ MBFL_CHP_LALPHA ,
/* c 99 */ MBFL_CHP_LALPHA ,
/* d 100 */ MBFL_CHP_LALPHA ,
/* e 101 */ MBFL_CHP_LALPHA ,
/* f 102 */ MBFL_CHP_LALPHA ,
/* g 103 */ MBFL_CHP_LALPHA ,
/* h 104 */ MBFL_CHP_LALPHA ,
/* i 105 */ MBFL_CHP_LALPHA ,
/* j 106 */ MBFL_CHP_LALPHA ,
/* k 107 */ MBFL_CHP_LALPHA ,
/* l 108 */ MBFL_CHP_LALPHA ,
/* m 109 */ MBFL_CHP_LALPHA ,
/* n 110 */ MBFL_CHP_LALPHA ,
/* o 111 */ MBFL_CHP_LALPHA ,
/* p 112 */ MBFL_CHP_LALPHA ,
/* q 113 */ MBFL_CHP_LALPHA ,
/* r 114 */ MBFL_CHP_LALPHA ,
/* s 115 */ MBFL_CHP_LALPHA ,
/* t 116 */ MBFL_CHP_LALPHA ,
/* u 117 */ MBFL_CHP_LALPHA ,
/* v 118 */ MBFL_CHP_LALPHA ,
/* w 119 */ MBFL_CHP_LALPHA ,
/* x 120 */ MBFL_CHP_LALPHA ,
/* y 121 */ MBFL_CHP_LALPHA ,
/* z 122 */ MBFL_CHP_LALPHA ,
/* { 123 */ MBFL_CHP_MMHQENC ,
/* | 124 */ MBFL_CHP_MMHQENC ,
/* } 125 */ MBFL_CHP_MMHQENC ,
/* ~ 126 */ MBFL_CHP_MMHQENC ,
/* DEL 127 */ MBFL_CHP_MMHQENC
};
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