/
win_iconv.c
2079 lines (1876 loc) · 62.6 KB
/
win_iconv.c
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/*
* iconv implementation using Win32 API to convert.
*
* This file is placed in the public domain.
*/
/* for WC_NO_BEST_FIT_CHARS */
#ifndef WINVER
# define WINVER 0x0500
#endif
#define STRICT
#include <windows.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#ifdef __GNUC__
#define UNUSED __attribute__((unused))
#else
#define UNUSED
#endif
/* WORKAROUND: */
#ifndef UNDER_CE
#define GetProcAddressA GetProcAddress
#endif
#if 0
# define MAKE_EXE
# define MAKE_DLL
# define USE_LIBICONV_DLL
#endif
#if !defined(DEFAULT_LIBICONV_DLL)
# define DEFAULT_LIBICONV_DLL ""
#endif
#define MB_CHAR_MAX 16
#define UNICODE_MODE_BOM_DONE 1
#define UNICODE_MODE_SWAPPED 2
#define FLAG_USE_BOM 1
#define FLAG_TRANSLIT 2 /* //TRANSLIT */
#define FLAG_IGNORE 4 /* //IGNORE */
typedef unsigned char uchar;
typedef unsigned short ushort;
typedef unsigned int uint;
typedef void* iconv_t;
iconv_t iconv_open(const char *tocode, const char *fromcode);
int iconv_close(iconv_t cd);
size_t iconv(iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
/* libiconv interface for vim */
#if defined(MAKE_DLL)
int
iconvctl (iconv_t cd, int request, void* argument)
{
/* not supported */
return 0;
}
#endif
typedef struct compat_t compat_t;
typedef struct csconv_t csconv_t;
typedef struct rec_iconv_t rec_iconv_t;
typedef iconv_t (*f_iconv_open)(const char *tocode, const char *fromcode);
typedef int (*f_iconv_close)(iconv_t cd);
typedef size_t (*f_iconv)(iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
typedef int* (*f_errno)(void);
typedef int (*f_mbtowc)(csconv_t *cv, const uchar *buf, int bufsize, ushort *wbuf, int *wbufsize);
typedef int (*f_wctomb)(csconv_t *cv, ushort *wbuf, int wbufsize, uchar *buf, int bufsize);
typedef int (*f_mblen)(csconv_t *cv, const uchar *buf, int bufsize);
typedef int (*f_flush)(csconv_t *cv, uchar *buf, int bufsize);
#define COMPAT_IN 1
#define COMPAT_OUT 2
/* unicode mapping for compatibility with other conversion table. */
struct compat_t {
uint in;
uint out;
uint flag;
};
struct csconv_t {
int codepage;
int flags;
f_mbtowc mbtowc;
f_wctomb wctomb;
f_mblen mblen;
f_flush flush;
DWORD mode;
compat_t *compat;
};
struct rec_iconv_t {
iconv_t cd;
f_iconv_close iconv_close;
f_iconv iconv;
f_errno _errno;
csconv_t from;
csconv_t to;
#if defined(USE_LIBICONV_DLL)
HMODULE hlibiconv;
#endif
};
static int win_iconv_open(rec_iconv_t *cd, const char *tocode, const char *fromcode);
static int win_iconv_close(iconv_t cd);
static size_t win_iconv(iconv_t cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft);
static int load_mlang(void);
static int make_csconv(const char *name, csconv_t *cv);
static int name_to_codepage(const char *name);
static uint utf16_to_ucs4(const ushort *wbuf);
static void ucs4_to_utf16(uint wc, ushort *wbuf, int *wbufsize);
static int mbtowc_flags(int codepage);
static int must_use_null_useddefaultchar(int codepage);
static char *strrstr(const char *str, const char *token);
static char *xstrndup(const char *s, size_t n);
static int seterror(int err);
#if defined(USE_LIBICONV_DLL)
static int libiconv_iconv_open(rec_iconv_t *cd, const char *tocode, const char *fromcode);
static PVOID MyImageDirectoryEntryToData(LPVOID Base, BOOLEAN MappedAsImage, USHORT DirectoryEntry, PULONG Size);
static FARPROC find_imported_function(HMODULE hModule, const char *funcname);
static HMODULE hwiniconv;
#endif
static int sbcs_mblen(csconv_t *cv, const uchar *buf, int bufsize);
static int dbcs_mblen(csconv_t *cv, const uchar *buf, int bufsize);
static int mbcs_mblen(csconv_t *cv, const uchar *buf, int bufsize);
static int utf8_mblen(csconv_t *cv, const uchar *buf, int bufsize);
static int eucjp_mblen(csconv_t *cv, const uchar *buf, int bufsize);
static int kernel_mbtowc(csconv_t *cv, const uchar *buf, int bufsize, ushort *wbuf, int *wbufsize);
static int kernel_wctomb(csconv_t *cv, ushort *wbuf, int wbufsize, uchar *buf, int bufsize);
static int mlang_mbtowc(csconv_t *cv, const uchar *buf, int bufsize, ushort *wbuf, int *wbufsize);
static int mlang_wctomb(csconv_t *cv, ushort *wbuf, int wbufsize, uchar *buf, int bufsize);
static int utf16_mbtowc(csconv_t *cv, const uchar *buf, int bufsize, ushort *wbuf, int *wbufsize);
static int utf16_wctomb(csconv_t *cv, ushort *wbuf, int wbufsize, uchar *buf, int bufsize);
static int utf32_mbtowc(csconv_t *cv, const uchar *buf, int bufsize, ushort *wbuf, int *wbufsize);
static int utf32_wctomb(csconv_t *cv, ushort *wbuf, int wbufsize, uchar *buf, int bufsize);
static int iso2022jp_mbtowc(csconv_t *cv, const uchar *buf, int bufsize, ushort *wbuf, int *wbufsize);
static int iso2022jp_wctomb(csconv_t *cv, ushort *wbuf, int wbufsize, uchar *buf, int bufsize);
static int iso2022jp_flush(csconv_t *cv, uchar *buf, int bufsize);
static struct {
int codepage;
const char *name;
} codepage_alias[] = {
{65001, "CP65001"},
{65001, "UTF8"},
{65001, "UTF-8"},
{1200, "CP1200"},
{1200, "UTF16LE"},
{1200, "UTF-16LE"},
{1200, "UCS2LE"},
{1200, "UCS-2LE"},
{1200, "UCS-2-INTERNAL"},
{1201, "CP1201"},
{1201, "UTF16BE"},
{1201, "UTF-16BE"},
{1201, "UCS2BE"},
{1201, "UCS-2BE"},
{1201, "unicodeFFFE"},
{12000, "CP12000"},
{12000, "UTF32LE"},
{12000, "UTF-32LE"},
{12000, "UCS4LE"},
{12000, "UCS-4LE"},
{12001, "CP12001"},
{12001, "UTF32BE"},
{12001, "UTF-32BE"},
{12001, "UCS4BE"},
{12001, "UCS-4BE"},
#ifndef GLIB_COMPILATION
/*
* Default is big endian.
* See rfc2781 4.3 Interpreting text labelled as UTF-16.
*/
{1201, "UTF16"},
{1201, "UTF-16"},
{1201, "UCS2"},
{1201, "UCS-2"},
{12001, "UTF32"},
{12001, "UTF-32"},
{12001, "UCS-4"},
{12001, "UCS4"},
#else
/* Default is little endian, because the platform is */
{1200, "UTF16"},
{1200, "UTF-16"},
{1200, "UCS2"},
{1200, "UCS-2"},
{12000, "UTF32"},
{12000, "UTF-32"},
{12000, "UCS4"},
{12000, "UCS-4"},
#endif
/* copy from libiconv `iconv -l` */
/* !IsValidCodePage(367) */
{20127, "ANSI_X3.4-1968"},
{20127, "ANSI_X3.4-1986"},
{20127, "ASCII"},
{20127, "CP367"},
{20127, "IBM367"},
{20127, "ISO-IR-6"},
{20127, "ISO646-US"},
{20127, "ISO_646.IRV:1991"},
{20127, "US"},
{20127, "US-ASCII"},
{20127, "CSASCII"},
/* !IsValidCodePage(819) */
{1252, "CP819"},
{1252, "IBM819"},
{28591, "ISO-8859-1"},
{28591, "ISO-IR-100"},
{28591, "ISO8859-1"},
{28591, "ISO_8859-1"},
{28591, "ISO_8859-1:1987"},
{28591, "L1"},
{28591, "LATIN1"},
{28591, "CSISOLATIN1"},
{1250, "CP1250"},
{1250, "MS-EE"},
{1250, "WINDOWS-1250"},
{1251, "CP1251"},
{1251, "MS-CYRL"},
{1251, "WINDOWS-1251"},
{1252, "CP1252"},
{1252, "MS-ANSI"},
{1252, "WINDOWS-1252"},
{1253, "CP1253"},
{1253, "MS-GREEK"},
{1253, "WINDOWS-1253"},
{1254, "CP1254"},
{1254, "MS-TURK"},
{1254, "WINDOWS-1254"},
{1255, "CP1255"},
{1255, "MS-HEBR"},
{1255, "WINDOWS-1255"},
{1256, "CP1256"},
{1256, "MS-ARAB"},
{1256, "WINDOWS-1256"},
{1257, "CP1257"},
{1257, "WINBALTRIM"},
{1257, "WINDOWS-1257"},
{1258, "CP1258"},
{1258, "WINDOWS-1258"},
{850, "850"},
{850, "CP850"},
{850, "IBM850"},
{850, "CSPC850MULTILINGUAL"},
/* !IsValidCodePage(862) */
{862, "862"},
{862, "CP862"},
{862, "IBM862"},
{862, "CSPC862LATINHEBREW"},
{866, "866"},
{866, "CP866"},
{866, "IBM866"},
{866, "CSIBM866"},
/* !IsValidCodePage(154) */
{154, "CP154"},
{154, "CYRILLIC-ASIAN"},
{154, "PT154"},
{154, "PTCP154"},
{154, "CSPTCP154"},
/* !IsValidCodePage(1133) */
{1133, "CP1133"},
{1133, "IBM-CP1133"},
{874, "CP874"},
{874, "WINDOWS-874"},
/* !IsValidCodePage(51932) */
{51932, "CP51932"},
{51932, "MS51932"},
{51932, "WINDOWS-51932"},
{51932, "EUC-JP"},
{932, "CP932"},
{932, "MS932"},
{932, "SHIFFT_JIS"},
{932, "SHIFFT_JIS-MS"},
{932, "SJIS"},
{932, "SJIS-MS"},
{932, "SJIS-OPEN"},
{932, "SJIS-WIN"},
{932, "WINDOWS-31J"},
{932, "WINDOWS-932"},
{932, "CSWINDOWS31J"},
{50221, "CP50221"},
{50221, "ISO-2022-JP"},
{50221, "ISO-2022-JP-MS"},
{50221, "ISO2022-JP"},
{50221, "ISO2022-JP-MS"},
{50221, "MS50221"},
{50221, "WINDOWS-50221"},
{936, "CP936"},
{936, "GBK"},
{936, "MS936"},
{936, "WINDOWS-936"},
{950, "CP950"},
{950, "BIG5"},
{950, "BIG5HKSCS"},
{950, "BIG5-HKSCS"},
{949, "CP949"},
{949, "UHC"},
{949, "EUC-KR"},
{1361, "CP1361"},
{1361, "JOHAB"},
{437, "437"},
{437, "CP437"},
{437, "IBM437"},
{437, "CSPC8CODEPAGE437"},
{737, "CP737"},
{775, "CP775"},
{775, "IBM775"},
{775, "CSPC775BALTIC"},
{852, "852"},
{852, "CP852"},
{852, "IBM852"},
{852, "CSPCP852"},
/* !IsValidCodePage(853) */
{853, "CP853"},
{855, "855"},
{855, "CP855"},
{855, "IBM855"},
{855, "CSIBM855"},
{857, "857"},
{857, "CP857"},
{857, "IBM857"},
{857, "CSIBM857"},
/* !IsValidCodePage(858) */
{858, "CP858"},
{860, "860"},
{860, "CP860"},
{860, "IBM860"},
{860, "CSIBM860"},
{861, "861"},
{861, "CP-IS"},
{861, "CP861"},
{861, "IBM861"},
{861, "CSIBM861"},
{863, "863"},
{863, "CP863"},
{863, "IBM863"},
{863, "CSIBM863"},
{864, "CP864"},
{864, "IBM864"},
{864, "CSIBM864"},
{865, "865"},
{865, "CP865"},
{865, "IBM865"},
{865, "CSIBM865"},
{869, "869"},
{869, "CP-GR"},
{869, "CP869"},
{869, "IBM869"},
{869, "CSIBM869"},
/* !IsValidCodePage(1152) */
{1125, "CP1125"},
/*
* Code Page Identifiers
* http://msdn2.microsoft.com/en-us/library/ms776446.aspx
*/
{37, "IBM037"}, /* IBM EBCDIC US-Canada */
{437, "IBM437"}, /* OEM United States */
{500, "IBM500"}, /* IBM EBCDIC International */
{708, "ASMO-708"}, /* Arabic (ASMO 708) */
/* 709 Arabic (ASMO-449+, BCON V4) */
/* 710 Arabic - Transparent Arabic */
{720, "DOS-720"}, /* Arabic (Transparent ASMO); Arabic (DOS) */
{737, "ibm737"}, /* OEM Greek (formerly 437G); Greek (DOS) */
{775, "ibm775"}, /* OEM Baltic; Baltic (DOS) */
{850, "ibm850"}, /* OEM Multilingual Latin 1; Western European (DOS) */
{852, "ibm852"}, /* OEM Latin 2; Central European (DOS) */
{855, "IBM855"}, /* OEM Cyrillic (primarily Russian) */
{857, "ibm857"}, /* OEM Turkish; Turkish (DOS) */
{858, "IBM00858"}, /* OEM Multilingual Latin 1 + Euro symbol */
{860, "IBM860"}, /* OEM Portuguese; Portuguese (DOS) */
{861, "ibm861"}, /* OEM Icelandic; Icelandic (DOS) */
{862, "DOS-862"}, /* OEM Hebrew; Hebrew (DOS) */
{863, "IBM863"}, /* OEM French Canadian; French Canadian (DOS) */
{864, "IBM864"}, /* OEM Arabic; Arabic (864) */
{865, "IBM865"}, /* OEM Nordic; Nordic (DOS) */
{866, "cp866"}, /* OEM Russian; Cyrillic (DOS) */
{869, "ibm869"}, /* OEM Modern Greek; Greek, Modern (DOS) */
{870, "IBM870"}, /* IBM EBCDIC Multilingual/ROECE (Latin 2); IBM EBCDIC Multilingual Latin 2 */
{874, "windows-874"}, /* ANSI/OEM Thai (same as 28605, ISO 8859-15); Thai (Windows) */
{875, "cp875"}, /* IBM EBCDIC Greek Modern */
{932, "shift_jis"}, /* ANSI/OEM Japanese; Japanese (Shift-JIS) */
{932, "shift-jis"}, /* alternative name for it */
{936, "gb2312"}, /* ANSI/OEM Simplified Chinese (PRC, Singapore); Chinese Simplified (GB2312) */
{949, "ks_c_5601-1987"}, /* ANSI/OEM Korean (Unified Hangul Code) */
{950, "big5"}, /* ANSI/OEM Traditional Chinese (Taiwan; Hong Kong SAR, PRC); Chinese Traditional (Big5) */
{950, "big5hkscs"}, /* ANSI/OEM Traditional Chinese (Hong Kong SAR); Chinese Traditional (Big5-HKSCS) */
{950, "big5-hkscs"}, /* alternative name for it */
{1026, "IBM1026"}, /* IBM EBCDIC Turkish (Latin 5) */
{1047, "IBM01047"}, /* IBM EBCDIC Latin 1/Open System */
{1140, "IBM01140"}, /* IBM EBCDIC US-Canada (037 + Euro symbol); IBM EBCDIC (US-Canada-Euro) */
{1141, "IBM01141"}, /* IBM EBCDIC Germany (20273 + Euro symbol); IBM EBCDIC (Germany-Euro) */
{1142, "IBM01142"}, /* IBM EBCDIC Denmark-Norway (20277 + Euro symbol); IBM EBCDIC (Denmark-Norway-Euro) */
{1143, "IBM01143"}, /* IBM EBCDIC Finland-Sweden (20278 + Euro symbol); IBM EBCDIC (Finland-Sweden-Euro) */
{1144, "IBM01144"}, /* IBM EBCDIC Italy (20280 + Euro symbol); IBM EBCDIC (Italy-Euro) */
{1145, "IBM01145"}, /* IBM EBCDIC Latin America-Spain (20284 + Euro symbol); IBM EBCDIC (Spain-Euro) */
{1146, "IBM01146"}, /* IBM EBCDIC United Kingdom (20285 + Euro symbol); IBM EBCDIC (UK-Euro) */
{1147, "IBM01147"}, /* IBM EBCDIC France (20297 + Euro symbol); IBM EBCDIC (France-Euro) */
{1148, "IBM01148"}, /* IBM EBCDIC International (500 + Euro symbol); IBM EBCDIC (International-Euro) */
{1149, "IBM01149"}, /* IBM EBCDIC Icelandic (20871 + Euro symbol); IBM EBCDIC (Icelandic-Euro) */
{1250, "windows-1250"}, /* ANSI Central European; Central European (Windows) */
{1251, "windows-1251"}, /* ANSI Cyrillic; Cyrillic (Windows) */
{1252, "windows-1252"}, /* ANSI Latin 1; Western European (Windows) */
{1253, "windows-1253"}, /* ANSI Greek; Greek (Windows) */
{1254, "windows-1254"}, /* ANSI Turkish; Turkish (Windows) */
{1255, "windows-1255"}, /* ANSI Hebrew; Hebrew (Windows) */
{1256, "windows-1256"}, /* ANSI Arabic; Arabic (Windows) */
{1257, "windows-1257"}, /* ANSI Baltic; Baltic (Windows) */
{1258, "windows-1258"}, /* ANSI/OEM Vietnamese; Vietnamese (Windows) */
{1361, "Johab"}, /* Korean (Johab) */
{10000, "macintosh"}, /* MAC Roman; Western European (Mac) */
{10001, "x-mac-japanese"}, /* Japanese (Mac) */
{10002, "x-mac-chinesetrad"}, /* MAC Traditional Chinese (Big5); Chinese Traditional (Mac) */
{10003, "x-mac-korean"}, /* Korean (Mac) */
{10004, "x-mac-arabic"}, /* Arabic (Mac) */
{10005, "x-mac-hebrew"}, /* Hebrew (Mac) */
{10006, "x-mac-greek"}, /* Greek (Mac) */
{10007, "x-mac-cyrillic"}, /* Cyrillic (Mac) */
{10008, "x-mac-chinesesimp"}, /* MAC Simplified Chinese (GB 2312); Chinese Simplified (Mac) */
{10010, "x-mac-romanian"}, /* Romanian (Mac) */
{10017, "x-mac-ukrainian"}, /* Ukrainian (Mac) */
{10021, "x-mac-thai"}, /* Thai (Mac) */
{10029, "x-mac-ce"}, /* MAC Latin 2; Central European (Mac) */
{10079, "x-mac-icelandic"}, /* Icelandic (Mac) */
{10081, "x-mac-turkish"}, /* Turkish (Mac) */
{10082, "x-mac-croatian"}, /* Croatian (Mac) */
{20000, "x-Chinese_CNS"}, /* CNS Taiwan; Chinese Traditional (CNS) */
{20001, "x-cp20001"}, /* TCA Taiwan */
{20002, "x_Chinese-Eten"}, /* Eten Taiwan; Chinese Traditional (Eten) */
{20003, "x-cp20003"}, /* IBM5550 Taiwan */
{20004, "x-cp20004"}, /* TeleText Taiwan */
{20005, "x-cp20005"}, /* Wang Taiwan */
{20105, "x-IA5"}, /* IA5 (IRV International Alphabet No. 5, 7-bit); Western European (IA5) */
{20106, "x-IA5-German"}, /* IA5 German (7-bit) */
{20107, "x-IA5-Swedish"}, /* IA5 Swedish (7-bit) */
{20108, "x-IA5-Norwegian"}, /* IA5 Norwegian (7-bit) */
{20127, "us-ascii"}, /* US-ASCII (7-bit) */
{20261, "x-cp20261"}, /* T.61 */
{20269, "x-cp20269"}, /* ISO 6937 Non-Spacing Accent */
{20273, "IBM273"}, /* IBM EBCDIC Germany */
{20277, "IBM277"}, /* IBM EBCDIC Denmark-Norway */
{20278, "IBM278"}, /* IBM EBCDIC Finland-Sweden */
{20280, "IBM280"}, /* IBM EBCDIC Italy */
{20284, "IBM284"}, /* IBM EBCDIC Latin America-Spain */
{20285, "IBM285"}, /* IBM EBCDIC United Kingdom */
{20290, "IBM290"}, /* IBM EBCDIC Japanese Katakana Extended */
{20297, "IBM297"}, /* IBM EBCDIC France */
{20420, "IBM420"}, /* IBM EBCDIC Arabic */
{20423, "IBM423"}, /* IBM EBCDIC Greek */
{20424, "IBM424"}, /* IBM EBCDIC Hebrew */
{20833, "x-EBCDIC-KoreanExtended"}, /* IBM EBCDIC Korean Extended */
{20838, "IBM-Thai"}, /* IBM EBCDIC Thai */
{20866, "koi8-r"}, /* Russian (KOI8-R); Cyrillic (KOI8-R) */
{20871, "IBM871"}, /* IBM EBCDIC Icelandic */
{20880, "IBM880"}, /* IBM EBCDIC Cyrillic Russian */
{20905, "IBM905"}, /* IBM EBCDIC Turkish */
{20924, "IBM00924"}, /* IBM EBCDIC Latin 1/Open System (1047 + Euro symbol) */
{20932, "EUC-JP"}, /* Japanese (JIS 0208-1990 and 0121-1990) */
{20936, "x-cp20936"}, /* Simplified Chinese (GB2312); Chinese Simplified (GB2312-80) */
{20949, "x-cp20949"}, /* Korean Wansung */
{21025, "cp1025"}, /* IBM EBCDIC Cyrillic Serbian-Bulgarian */
/* 21027 (deprecated) */
{21866, "koi8-u"}, /* Ukrainian (KOI8-U); Cyrillic (KOI8-U) */
{28591, "iso-8859-1"}, /* ISO 8859-1 Latin 1; Western European (ISO) */
{28591, "iso8859-1"}, /* ISO 8859-1 Latin 1; Western European (ISO) */
{28591, "iso_8859-1"},
{28591, "iso_8859_1"},
{28592, "iso-8859-2"}, /* ISO 8859-2 Central European; Central European (ISO) */
{28592, "iso8859-2"}, /* ISO 8859-2 Central European; Central European (ISO) */
{28592, "iso_8859-2"},
{28592, "iso_8859_2"},
{28593, "iso-8859-3"}, /* ISO 8859-3 Latin 3 */
{28593, "iso8859-3"}, /* ISO 8859-3 Latin 3 */
{28593, "iso_8859-3"},
{28593, "iso_8859_3"},
{28594, "iso-8859-4"}, /* ISO 8859-4 Baltic */
{28594, "iso8859-4"}, /* ISO 8859-4 Baltic */
{28594, "iso_8859-4"},
{28594, "iso_8859_4"},
{28595, "iso-8859-5"}, /* ISO 8859-5 Cyrillic */
{28595, "iso8859-5"}, /* ISO 8859-5 Cyrillic */
{28595, "iso_8859-5"},
{28595, "iso_8859_5"},
{28596, "iso-8859-6"}, /* ISO 8859-6 Arabic */
{28596, "iso8859-6"}, /* ISO 8859-6 Arabic */
{28596, "iso_8859-6"},
{28596, "iso_8859_6"},
{28597, "iso-8859-7"}, /* ISO 8859-7 Greek */
{28597, "iso8859-7"}, /* ISO 8859-7 Greek */
{28597, "iso_8859-7"},
{28597, "iso_8859_7"},
{28598, "iso-8859-8"}, /* ISO 8859-8 Hebrew; Hebrew (ISO-Visual) */
{28598, "iso8859-8"}, /* ISO 8859-8 Hebrew; Hebrew (ISO-Visual) */
{28598, "iso_8859-8"},
{28598, "iso_8859_8"},
{28599, "iso-8859-9"}, /* ISO 8859-9 Turkish */
{28599, "iso8859-9"}, /* ISO 8859-9 Turkish */
{28599, "iso_8859-9"},
{28599, "iso_8859_9"},
{28603, "iso-8859-13"}, /* ISO 8859-13 Estonian */
{28603, "iso8859-13"}, /* ISO 8859-13 Estonian */
{28603, "iso_8859-13"},
{28603, "iso_8859_13"},
{28605, "iso-8859-15"}, /* ISO 8859-15 Latin 9 */
{28605, "iso8859-15"}, /* ISO 8859-15 Latin 9 */
{28605, "iso_8859-15"},
{28605, "iso_8859_15"},
{29001, "x-Europa"}, /* Europa 3 */
{38598, "iso-8859-8-i"}, /* ISO 8859-8 Hebrew; Hebrew (ISO-Logical) */
{38598, "iso8859-8-i"}, /* ISO 8859-8 Hebrew; Hebrew (ISO-Logical) */
{38598, "iso_8859-8-i"},
{38598, "iso_8859_8-i"},
{50220, "iso-2022-jp"}, /* ISO 2022 Japanese with no halfwidth Katakana; Japanese (JIS) */
{50221, "csISO2022JP"}, /* ISO 2022 Japanese with halfwidth Katakana; Japanese (JIS-Allow 1 byte Kana) */
{50222, "iso-2022-jp"}, /* ISO 2022 Japanese JIS X 0201-1989; Japanese (JIS-Allow 1 byte Kana - SO/SI) */
{50225, "iso-2022-kr"}, /* ISO 2022 Korean */
{50225, "iso2022-kr"}, /* ISO 2022 Korean */
{50227, "x-cp50227"}, /* ISO 2022 Simplified Chinese; Chinese Simplified (ISO 2022) */
/* 50229 ISO 2022 Traditional Chinese */
/* 50930 EBCDIC Japanese (Katakana) Extended */
/* 50931 EBCDIC US-Canada and Japanese */
/* 50933 EBCDIC Korean Extended and Korean */
/* 50935 EBCDIC Simplified Chinese Extended and Simplified Chinese */
/* 50936 EBCDIC Simplified Chinese */
/* 50937 EBCDIC US-Canada and Traditional Chinese */
/* 50939 EBCDIC Japanese (Latin) Extended and Japanese */
{51932, "euc-jp"}, /* EUC Japanese */
{51936, "EUC-CN"}, /* EUC Simplified Chinese; Chinese Simplified (EUC) */
{51949, "euc-kr"}, /* EUC Korean */
/* 51950 EUC Traditional Chinese */
{52936, "hz-gb-2312"}, /* HZ-GB2312 Simplified Chinese; Chinese Simplified (HZ) */
{54936, "GB18030"}, /* Windows XP and later: GB18030 Simplified Chinese (4 byte); Chinese Simplified (GB18030) */
{57002, "x-iscii-de"}, /* ISCII Devanagari */
{57003, "x-iscii-be"}, /* ISCII Bengali */
{57004, "x-iscii-ta"}, /* ISCII Tamil */
{57005, "x-iscii-te"}, /* ISCII Telugu */
{57006, "x-iscii-as"}, /* ISCII Assamese */
{57007, "x-iscii-or"}, /* ISCII Oriya */
{57008, "x-iscii-ka"}, /* ISCII Kannada */
{57009, "x-iscii-ma"}, /* ISCII Malayalam */
{57010, "x-iscii-gu"}, /* ISCII Gujarati */
{57011, "x-iscii-pa"}, /* ISCII Punjabi */
{0, NULL}
};
/*
* SJIS SHIFTJIS table CP932 table
* ---- --------------------------- --------------------------------
* 5C U+00A5 YEN SIGN U+005C REVERSE SOLIDUS
* 7E U+203E OVERLINE U+007E TILDE
* 815C U+2014 EM DASH U+2015 HORIZONTAL BAR
* 815F U+005C REVERSE SOLIDUS U+FF3C FULLWIDTH REVERSE SOLIDUS
* 8160 U+301C WAVE DASH U+FF5E FULLWIDTH TILDE
* 8161 U+2016 DOUBLE VERTICAL LINE U+2225 PARALLEL TO
* 817C U+2212 MINUS SIGN U+FF0D FULLWIDTH HYPHEN-MINUS
* 8191 U+00A2 CENT SIGN U+FFE0 FULLWIDTH CENT SIGN
* 8192 U+00A3 POUND SIGN U+FFE1 FULLWIDTH POUND SIGN
* 81CA U+00AC NOT SIGN U+FFE2 FULLWIDTH NOT SIGN
*
* EUC-JP and ISO-2022-JP should be compatible with CP932.
*
* Kernel and MLang have different Unicode mapping table. Make sure
* which API is used.
*/
static compat_t cp932_compat[] = {
{0x00A5, 0x005C, COMPAT_OUT},
{0x203E, 0x007E, COMPAT_OUT},
{0x2014, 0x2015, COMPAT_OUT},
{0x301C, 0xFF5E, COMPAT_OUT},
{0x2016, 0x2225, COMPAT_OUT},
{0x2212, 0xFF0D, COMPAT_OUT},
{0x00A2, 0xFFE0, COMPAT_OUT},
{0x00A3, 0xFFE1, COMPAT_OUT},
{0x00AC, 0xFFE2, COMPAT_OUT},
{0, 0, 0}
};
static compat_t cp20932_compat[] = {
{0x00A5, 0x005C, COMPAT_OUT},
{0x203E, 0x007E, COMPAT_OUT},
{0x2014, 0x2015, COMPAT_OUT},
{0xFF5E, 0x301C, COMPAT_OUT|COMPAT_IN},
{0x2225, 0x2016, COMPAT_OUT|COMPAT_IN},
{0xFF0D, 0x2212, COMPAT_OUT|COMPAT_IN},
{0xFFE0, 0x00A2, COMPAT_OUT|COMPAT_IN},
{0xFFE1, 0x00A3, COMPAT_OUT|COMPAT_IN},
{0xFFE2, 0x00AC, COMPAT_OUT|COMPAT_IN},
{0, 0, 0}
};
static compat_t *cp51932_compat = cp932_compat;
/* cp20932_compat for kernel. cp932_compat for mlang. */
static compat_t *cp5022x_compat = cp932_compat;
typedef HRESULT (WINAPI *CONVERTINETSTRING)(
LPDWORD lpdwMode,
DWORD dwSrcEncoding,
DWORD dwDstEncoding,
LPCSTR lpSrcStr,
LPINT lpnSrcSize,
LPBYTE lpDstStr,
LPINT lpnDstSize
);
typedef HRESULT (WINAPI *CONVERTINETMULTIBYTETOUNICODE)(
LPDWORD lpdwMode,
DWORD dwSrcEncoding,
LPCSTR lpSrcStr,
LPINT lpnMultiCharCount,
LPWSTR lpDstStr,
LPINT lpnWideCharCount
);
typedef HRESULT (WINAPI *CONVERTINETUNICODETOMULTIBYTE)(
LPDWORD lpdwMode,
DWORD dwEncoding,
LPCWSTR lpSrcStr,
LPINT lpnWideCharCount,
LPSTR lpDstStr,
LPINT lpnMultiCharCount
);
typedef HRESULT (WINAPI *ISCONVERTINETSTRINGAVAILABLE)(
DWORD dwSrcEncoding,
DWORD dwDstEncoding
);
typedef HRESULT (WINAPI *LCIDTORFC1766A)(
LCID Locale,
LPSTR pszRfc1766,
int nChar
);
typedef HRESULT (WINAPI *LCIDTORFC1766W)(
LCID Locale,
LPWSTR pszRfc1766,
int nChar
);
typedef HRESULT (WINAPI *RFC1766TOLCIDA)(
LCID *pLocale,
LPSTR pszRfc1766
);
typedef HRESULT (WINAPI *RFC1766TOLCIDW)(
LCID *pLocale,
LPWSTR pszRfc1766
);
static CONVERTINETSTRING ConvertINetString;
static CONVERTINETMULTIBYTETOUNICODE ConvertINetMultiByteToUnicode;
static CONVERTINETUNICODETOMULTIBYTE ConvertINetUnicodeToMultiByte;
static ISCONVERTINETSTRINGAVAILABLE IsConvertINetStringAvailable;
static LCIDTORFC1766A LcidToRfc1766A;
static RFC1766TOLCIDA Rfc1766ToLcidA;
static int
load_mlang(void)
{
HMODULE h;
if (ConvertINetString != NULL)
return TRUE;
h = LoadLibrary(TEXT("mlang.dll"));
if (!h)
return FALSE;
ConvertINetString = (CONVERTINETSTRING)GetProcAddressA(h, "ConvertINetString");
ConvertINetMultiByteToUnicode = (CONVERTINETMULTIBYTETOUNICODE)GetProcAddressA(h, "ConvertINetMultiByteToUnicode");
ConvertINetUnicodeToMultiByte = (CONVERTINETUNICODETOMULTIBYTE)GetProcAddressA(h, "ConvertINetUnicodeToMultiByte");
IsConvertINetStringAvailable = (ISCONVERTINETSTRINGAVAILABLE)GetProcAddressA(h, "IsConvertINetStringAvailable");
LcidToRfc1766A = (LCIDTORFC1766A)GetProcAddressA(h, "LcidToRfc1766A");
Rfc1766ToLcidA = (RFC1766TOLCIDA)GetProcAddressA(h, "Rfc1766ToLcidA");
return TRUE;
}
iconv_t
iconv_open(const char *tocode, const char *fromcode)
{
rec_iconv_t *cd;
cd = (rec_iconv_t *)calloc(1, sizeof(rec_iconv_t));
if (cd == NULL)
return (iconv_t)(-1);
#if defined(USE_LIBICONV_DLL)
errno = 0;
if (libiconv_iconv_open(cd, tocode, fromcode))
return (iconv_t)cd;
#endif
/* reset the errno to prevent reporting wrong error code.
* 0 for unsorted error. */
errno = 0;
if (win_iconv_open(cd, tocode, fromcode))
return (iconv_t)cd;
free(cd);
return (iconv_t)(-1);
}
int
iconv_close(iconv_t _cd)
{
rec_iconv_t *cd = (rec_iconv_t *)_cd;
int r = cd->iconv_close(cd->cd);
int e = *(cd->_errno());
#if defined(USE_LIBICONV_DLL)
if (cd->hlibiconv != NULL)
FreeLibrary(cd->hlibiconv);
#endif
free(cd);
errno = e;
return r;
}
size_t
iconv(iconv_t _cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft)
{
rec_iconv_t *cd = (rec_iconv_t *)_cd;
size_t r = cd->iconv(cd->cd, inbuf, inbytesleft, outbuf, outbytesleft);
errno = *(cd->_errno());
return r;
}
static int
win_iconv_open(rec_iconv_t *cd, const char *tocode, const char *fromcode)
{
if (!make_csconv(fromcode, &cd->from) || !make_csconv(tocode, &cd->to))
return FALSE;
cd->iconv_close = win_iconv_close;
cd->iconv = win_iconv;
cd->_errno = _errno;
cd->cd = (iconv_t)cd;
return TRUE;
}
static int
win_iconv_close(iconv_t cd UNUSED)
{
return 0;
}
static size_t
win_iconv(iconv_t _cd, const char **inbuf, size_t *inbytesleft, char **outbuf, size_t *outbytesleft)
{
rec_iconv_t *cd = (rec_iconv_t *)_cd;
ushort wbuf[MB_CHAR_MAX]; /* enough room for one character */
int insize;
int outsize;
int wsize;
DWORD frommode;
DWORD tomode;
uint wc;
compat_t *cp;
int i;
if (inbuf == NULL || *inbuf == NULL)
{
if (outbuf != NULL && *outbuf != NULL && cd->to.flush != NULL)
{
tomode = cd->to.mode;
outsize = cd->to.flush(&cd->to, (uchar *)*outbuf, *outbytesleft);
if (outsize == -1)
{
if ((cd->to.flags & FLAG_IGNORE) && errno != E2BIG)
{
outsize = 0;
}
else
{
cd->to.mode = tomode;
return (size_t)(-1);
}
}
*outbuf += outsize;
*outbytesleft -= outsize;
}
cd->from.mode = 0;
cd->to.mode = 0;
return 0;
}
while (*inbytesleft != 0)
{
frommode = cd->from.mode;
tomode = cd->to.mode;
wsize = MB_CHAR_MAX;
insize = cd->from.mbtowc(&cd->from, (const uchar *)*inbuf, *inbytesleft, wbuf, &wsize);
if (insize == -1)
{
if (cd->to.flags & FLAG_IGNORE)
{
cd->from.mode = frommode;
insize = 1;
wsize = 0;
}
else
{
cd->from.mode = frommode;
return (size_t)(-1);
}
}
if (wsize == 0)
{
*inbuf += insize;
*inbytesleft -= insize;
continue;
}
if (cd->from.compat != NULL)
{
wc = utf16_to_ucs4(wbuf);
cp = cd->from.compat;
for (i = 0; cp[i].in != 0; ++i)
{
if ((cp[i].flag & COMPAT_IN) && cp[i].out == wc)
{
ucs4_to_utf16(cp[i].in, wbuf, &wsize);
break;
}
}
}
if (cd->to.compat != NULL)
{
wc = utf16_to_ucs4(wbuf);
cp = cd->to.compat;
for (i = 0; cp[i].in != 0; ++i)
{
if ((cp[i].flag & COMPAT_OUT) && cp[i].in == wc)
{
ucs4_to_utf16(cp[i].out, wbuf, &wsize);
break;
}
}
}
outsize = cd->to.wctomb(&cd->to, wbuf, wsize, (uchar *)*outbuf, *outbytesleft);
if (outsize == -1)
{
if ((cd->to.flags & FLAG_IGNORE) && errno != E2BIG)
{
cd->to.mode = tomode;
outsize = 0;
}
else
{
cd->from.mode = frommode;
cd->to.mode = tomode;
return (size_t)(-1);
}
}
*inbuf += insize;
*outbuf += outsize;
*inbytesleft -= insize;
*outbytesleft -= outsize;
}
return 0;
}
static int
make_csconv(const char *_name, csconv_t *cv)
{
CPINFO cpinfo;
int use_compat = TRUE;
int flag = 0;
char *name;
char *p;
name = xstrndup(_name, strlen(_name));
if (name == NULL)
return FALSE;
/* check for option "enc_name//opt1//opt2" */
while ((p = strrstr(name, "//")) != NULL)
{
if (_stricmp(p + 2, "nocompat") == 0)
use_compat = FALSE;
else if (_stricmp(p + 2, "translit") == 0)
flag |= FLAG_TRANSLIT;
else if (_stricmp(p + 2, "ignore") == 0)
flag |= FLAG_IGNORE;
*p = 0;
}
cv->mode = 0;
cv->flags = flag;
cv->mblen = NULL;
cv->flush = NULL;
cv->compat = NULL;
cv->codepage = name_to_codepage(name);
if (cv->codepage == 1200 || cv->codepage == 1201)
{
cv->mbtowc = utf16_mbtowc;
cv->wctomb = utf16_wctomb;
if (_stricmp(name, "UTF-16") == 0 || _stricmp(name, "UTF16") == 0 ||
_stricmp(name, "UCS-2") == 0 || _stricmp(name, "UCS2") == 0 ||
_stricmp(name,"UCS-2-INTERNAL") == 0)
cv->flags |= FLAG_USE_BOM;
}
else if (cv->codepage == 12000 || cv->codepage == 12001)
{
cv->mbtowc = utf32_mbtowc;
cv->wctomb = utf32_wctomb;
if (_stricmp(name, "UTF-32") == 0 || _stricmp(name, "UTF32") == 0 ||
_stricmp(name, "UCS-4") == 0 || _stricmp(name, "UCS4") == 0)
cv->flags |= FLAG_USE_BOM;
}
else if (cv->codepage == 65001)
{
cv->mbtowc = kernel_mbtowc;
cv->wctomb = kernel_wctomb;
cv->mblen = utf8_mblen;
}
else if ((cv->codepage == 50220 || cv->codepage == 50221 || cv->codepage == 50222) && load_mlang())
{
cv->mbtowc = iso2022jp_mbtowc;
cv->wctomb = iso2022jp_wctomb;
cv->flush = iso2022jp_flush;
}
else if (cv->codepage == 51932 && load_mlang())
{
cv->mbtowc = mlang_mbtowc;
cv->wctomb = mlang_wctomb;
cv->mblen = eucjp_mblen;
}
else if (IsValidCodePage(cv->codepage)
&& GetCPInfo(cv->codepage, &cpinfo) != 0)
{
cv->mbtowc = kernel_mbtowc;
cv->wctomb = kernel_wctomb;
if (cpinfo.MaxCharSize == 1)
cv->mblen = sbcs_mblen;
else if (cpinfo.MaxCharSize == 2)
cv->mblen = dbcs_mblen;
else
cv->mblen = mbcs_mblen;
}
else
{
/* not supported */