d856f2ddfa
* windres.c: (usage, long_options, main): Add new option --codepage or -c. * winduni.c: (wind_default_codepage, wind_current_codepage): New. (unicode_from_ascii, ascii_from_unicode): Use wind_current_codepage as codepage parameter. (unicode_print): Print 4 characters for hexadecimal values in unicode strings. * winduni.h: (wind_default_codepage, wind_current_codepage): Export. * doc/binutils.texi: Document new option. * NEWS: Mention new feature.
810 lines
21 KiB
C
810 lines
21 KiB
C
/* winduni.c -- unicode support for the windres program.
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Copyright 1997, 1998, 2000, 2001, 2003, 2007
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Free Software Foundation, Inc.
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Written by Ian Lance Taylor, Cygnus Support.
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Rewritten by Kai Tietz, Onevision.
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This file is part of GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
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02110-1301, USA. */
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/* This file contains unicode support routines for the windres
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program. Ideally, we would have generic unicode support which
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would work on all systems. However, we don't. Instead, on a
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Windows host, we are prepared to call some Windows routines. This
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means that we will generate different output on Windows and Unix
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hosts, but that seems better than not really supporting unicode at
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all. */
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#include "sysdep.h"
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#include "bfd.h"
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#include "libiberty.h" /* for xstrdup */
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#include "bucomm.h"
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/* Must be include before windows.h and winnls.h. */
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#if defined (_WIN32) || defined (__CYGWIN__)
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#include <windows.h>
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#include <winnls.h>
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#endif
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#include "winduni.h"
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#include "safe-ctype.h"
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#if HAVE_ICONV_H
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#include <iconv.h>
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#endif
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static rc_uint_type wind_WideCharToMultiByte (rc_uint_type, const unichar *, char *, rc_uint_type);
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static rc_uint_type wind_MultiByteToWideChar (rc_uint_type, const char *, unichar *, rc_uint_type);
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static int unichar_isascii (const unichar *, rc_uint_type);
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/* Convert an ASCII string to a unicode string. We just copy it,
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expanding chars to shorts, rather than doing something intelligent. */
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#if !defined (_WIN32) && !defined (__CYGWIN__)
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/* Codepages mapped. */
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static local_iconv_map codepages[] =
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{
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{ 0, "MS-ANSI" },
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{ 1, "WINDOWS-1252" },
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{ 437, "MS-ANSI" },
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{ 737, "MS-GREEK" },
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{ 775, "WINBALTRIM" },
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{ 850, "MS-ANSI" },
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{ 852, "MS-EE" },
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{ 857, "MS-TURK" },
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{ 862, "CP862" },
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{ 864, "CP864" },
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{ 866, "MS-CYRL" },
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{ 874, "WINDOWS-874" },
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{ 932, "CP932" },
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{ 936, "CP936" },
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{ 949, "CP949" },
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{ 950, "CP950" },
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{ 1250, "WINDOWS-1250" },
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{ 1251, "WINDOWS-1251" },
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{ 1252, "WINDOWS-1252" },
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{ 1253, "WINDOWS-1253" },
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{ 1254, "WINDOWS-1254" },
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{ 1255, "WINDOWS-1255" },
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{ 1256, "WINDOWS-1256" },
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{ 1257, "WINDOWS-1257" },
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{ 1258, "WINDOWS-1258" },
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{ CP_UTF7, "UTF-7" },
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{ CP_UTF8, "UTF-8" },
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{ CP_UTF16, "UTF-16" },
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{ (rc_uint_type) -1, NULL }
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};
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/* Languages supported. */
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static const wind_language_t languages[] =
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{
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{ 0x0000, 437, 1252, "Neutral", "Neutral" },
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{ 0x0401, 864, 1256, "Arabic", "Saudi Arabia" }, { 0x0402, 866, 1251, "Bulgarian", "Bulgaria" },
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{ 0x0403, 850, 1252, "Catalan", "Spain" }, { 0x0404, 950, 950, "Chinese", "Taiwan" },
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{ 0x0405, 852, 1250, "Czech", "Czech Republic" }, { 0x0406, 850, 1252, "Danish", "Denmark" },
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{ 0x0407, 850, 1252, "German", "Germany" }, { 0x0408, 737, 1253, "Greek", "Greece" },
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{ 0x0409, 437, 1252, "English", "United States" }, { 0x040A, 850, 1252, "Spanish - Traditional Sort", "Spain" },
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{ 0x040B, 850, 1252, "Finnish", "Finland" }, { 0x040C, 850, 1252, "French", "France" },
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{ 0x040D, 862, 1255, "Hebrew", "Israel" }, { 0x040E, 852, 1250, "Hungarian", "Hungary" },
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{ 0x040F, 850, 1252, "Icelandic", "Iceland" }, { 0x0410, 850, 1252, "Italian", "Italy" },
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{ 0x0411, 932, 932, "Japanese", "Japan" }, { 0x0412, 949, 949, "Korean", "Korea (south)" },
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{ 0x0413, 850, 1252, "Dutch", "Netherlands" }, { 0x0414, 850, 1252, "Norwegian (Bokm<6B>l)", "Norway" },
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{ 0x0415, 852, 1250, "Polish", "Poland" }, { 0x0416, 850, 1252, "Portuguese", "Brazil" },
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{ 0x0418, 852, 1250, "Romanian", "Romania" }, { 0x0419, 866, 1251, "Russian", "Russia" },
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{ 0x041A, 852, 1250, "Croatian", "Croatia" }, { 0x041B, 852, 1250, "Slovak", "Slovakia" },
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{ 0x041C, 852, 1250, "Albanian", "Albania" }, { 0x041D, 850, 1252, "Swedish", "Sweden" },
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{ 0x041E, 874, 874, "Thai", "Thailand" }, { 0x041F, 857, 1254, "Turkish", "Turkey" },
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{ 0x0421, 850, 1252, "Indonesian", "Indonesia" }, { 0x0422, 866, 1251, "Ukrainian", "Ukraine" },
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{ 0x0423, 866, 1251, "Belarusian", "Belarus" }, { 0x0424, 852, 1250, "Slovene", "Slovenia" },
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{ 0x0425, 775, 1257, "Estonian", "Estonia" }, { 0x0426, 775, 1257, "Latvian", "Latvia" },
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{ 0x0427, 775, 1257, "Lithuanian", "Lithuania" },
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{ 0x0429, 864, 1256, "Arabic", "Farsi" }, { 0x042A,1258, 1258, "Vietnamese", "Vietnam" },
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{ 0x042D, 850, 1252, "Basque", "Spain" },
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{ 0x042F, 866, 1251, "Macedonian", "Former Yugoslav Republic of Macedonia" },
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{ 0x0436, 850, 1252, "Afrikaans", "South Africa" },
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{ 0x0438, 850, 1252, "Faroese", "Faroe Islands" },
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{ 0x043C, 437, 1252, "Irish", "Ireland" },
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{ 0x043E, 850, 1252, "Malay", "Malaysia" },
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{ 0x0801, 864, 1256, "Arabic", "Iraq" },
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{ 0x0804, 936, 936, "Chinese (People's republic of China)", "People's republic of China" },
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{ 0x0807, 850, 1252, "German", "Switzerland" },
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{ 0x0809, 850, 1252, "English", "United Kingdom" }, { 0x080A, 850, 1252, "Spanish", "Mexico" },
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{ 0x080C, 850, 1252, "French", "Belgium" },
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{ 0x0810, 850, 1252, "Italian", "Switzerland" },
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{ 0x0813, 850, 1252, "Dutch", "Belgium" }, { 0x0814, 850, 1252, "Norwegian (Nynorsk)", "Norway" },
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{ 0x0816, 850, 1252, "Portuguese", "Portugal" },
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{ 0x081A, 852, 1252, "Serbian (latin)", "Yugoslavia" },
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{ 0x081D, 850, 1252, "Swedish (Finland)", "Finland" },
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{ 0x0C01, 864, 1256, "Arabic", "Egypt" },
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{ 0x0C04, 950, 950, "Chinese", "Hong Kong" },
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{ 0x0C07, 850, 1252, "German", "Austria" },
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{ 0x0C09, 850, 1252, "English", "Australia" }, { 0x0C0A, 850, 1252, "Spanish - International Sort", "Spain" },
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{ 0x0C0C, 850, 1252, "French", "Canada"},
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{ 0x0C1A, 855, 1251, "Serbian (Cyrillic)", "Serbia" },
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{ 0x1001, 864, 1256, "Arabic", "Libya" },
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{ 0x1004, 936, 936, "Chinese", "Singapore" },
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{ 0x1007, 850, 1252, "German", "Luxembourg" },
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{ 0x1009, 850, 1252, "English", "Canada" },
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{ 0x100A, 850, 1252, "Spanish", "Guatemala" },
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{ 0x100C, 850, 1252, "French", "Switzerland" },
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{ 0x1401, 864, 1256, "Arabic", "Algeria" },
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{ 0x1407, 850, 1252, "German", "Liechtenstein" },
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{ 0x1409, 850, 1252, "English", "New Zealand" }, { 0x140A, 850, 1252, "Spanish", "Costa Rica" },
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{ 0x140C, 850, 1252, "French", "Luxembourg" },
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{ 0x1801, 864, 1256, "Arabic", "Morocco" },
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{ 0x1809, 850, 1252, "English", "Ireland" }, { 0x180A, 850, 1252, "Spanish", "Panama" },
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{ 0x180C, 850, 1252, "French", "Monaco" },
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{ 0x1C01, 864, 1256, "Arabic", "Tunisia" },
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{ 0x1C09, 437, 1252, "English", "South Africa" }, { 0x1C0A, 850, 1252, "Spanish", "Dominican Republic" },
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{ 0x2001, 864, 1256, "Arabic", "Oman" },
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{ 0x2009, 850, 1252, "English", "Jamaica" }, { 0x200A, 850, 1252, "Spanish", "Venezuela" },
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{ 0x2401, 864, 1256, "Arabic", "Yemen" },
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{ 0x2409, 850, 1252, "English", "Caribbean" }, { 0x240A, 850, 1252, "Spanish", "Colombia" },
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{ 0x2801, 864, 1256, "Arabic", "Syria" },
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{ 0x2809, 850, 1252, "English", "Belize" }, { 0x280A, 850, 1252, "Spanish", "Peru" },
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{ 0x2C01, 864, 1256, "Arabic", "Jordan" },
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{ 0x2C09, 437, 1252, "English", "Trinidad & Tobago" },{ 0x2C0A, 850, 1252, "Spanish", "Argentina" },
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{ 0x3001, 864, 1256, "Arabic", "Lebanon" },
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{ 0x3009, 437, 1252, "English", "Zimbabwe" }, { 0x300A, 850, 1252, "Spanish", "Ecuador" },
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{ 0x3401, 864, 1256, "Arabic", "Kuwait" },
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{ 0x3409, 437, 1252, "English", "Philippines" }, { 0x340A, 850, 1252, "Spanish", "Chile" },
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{ 0x3801, 864, 1256, "Arabic", "United Arab Emirates" },
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{ 0x380A, 850, 1252, "Spanish", "Uruguay" },
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{ 0x3C01, 864, 1256, "Arabic", "Bahrain" },
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{ 0x3C0A, 850, 1252, "Spanish", "Paraguay" },
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{ 0x4001, 864, 1256, "Arabic", "Qatar" },
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{ 0x400A, 850, 1252, "Spanish", "Bolivia" },
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{ 0x440A, 850, 1252, "Spanish", "El Salvador" },
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{ 0x480A, 850, 1252, "Spanish", "Honduras" },
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{ 0x4C0A, 850, 1252, "Spanish", "Nicaragua" },
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{ 0x500A, 850, 1252, "Spanish", "Puerto Rico" },
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{ (unsigned) -1, 0, 0, NULL, NULL }
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};
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#endif
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/* Specifies the default codepage to be used for unicode
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transformations. By default this is CP_ACP. */
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rc_uint_type wind_default_codepage = CP_ACP;
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/* Specifies the currently used codepage for unicode
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transformations. By default this is CP_ACP. */
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rc_uint_type wind_current_codepage = CP_ACP;
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/* Convert an ASCII string to a unicode string. We just copy it,
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expanding chars to shorts, rather than doing something intelligent. */
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void
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unicode_from_ascii (rc_uint_type *length, unichar **unicode, const char *ascii)
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{
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unicode_from_codepage (length, unicode, ascii, wind_current_codepage);
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}
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/* Convert an unicode string to an ASCII string. We just copy it,
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shrink shorts to chars, rather than doing something intelligent.
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Shorts with not within the char range are replaced by '_'. */
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void
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ascii_from_unicode (rc_uint_type *length, const unichar *unicode, char **ascii)
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{
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codepage_from_unicode (length, unicode, ascii, wind_current_codepage);
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}
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/* Print the unicode string UNICODE to the file E. LENGTH is the
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number of characters to print, or -1 if we should print until the
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end of the string. FIXME: On a Windows host, we should be calling
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some Windows function, probably WideCharToMultiByte. */
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void
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unicode_print (FILE *e, const unichar *unicode, rc_uint_type length)
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{
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while (1)
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{
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unichar ch;
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if (length == 0)
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return;
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if ((bfd_signed_vma) length > 0)
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--length;
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ch = *unicode;
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if (ch == 0 && (bfd_signed_vma) length < 0)
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return;
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++unicode;
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if ((ch & 0x7f) == ch)
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{
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if (ch == '\\')
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fputs ("\\\\", e);
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else if (ch == '"')
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fputs ("\"\"", e);
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else if (ISPRINT (ch))
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putc (ch, e);
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else
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{
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switch (ch)
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{
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case ESCAPE_A:
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fputs ("\\a", e);
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break;
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case ESCAPE_B:
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fputs ("\\b", e);
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break;
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case ESCAPE_F:
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fputs ("\\f", e);
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break;
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case ESCAPE_N:
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fputs ("\\n", e);
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break;
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case ESCAPE_R:
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fputs ("\\r", e);
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break;
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case ESCAPE_T:
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fputs ("\\t", e);
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break;
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case ESCAPE_V:
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fputs ("\\v", e);
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break;
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default:
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fprintf (e, "\\%03o", (unsigned int) ch);
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break;
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}
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}
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}
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else if ((ch & 0xff) == ch)
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fprintf (e, "\\%03o", (unsigned int) ch);
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else
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fprintf (e, "\\x%04x", (unsigned int) ch);
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}
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}
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/* Print a unicode string to a file. */
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void
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ascii_print (FILE *e, const char *s, rc_uint_type length)
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{
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while (1)
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{
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char ch;
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if (length == 0)
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return;
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if ((bfd_signed_vma) length > 0)
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--length;
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ch = *s;
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if (ch == 0 && (bfd_signed_vma) length < 0)
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return;
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++s;
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if ((ch & 0x7f) == ch)
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{
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if (ch == '\\')
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fputs ("\\\\", e);
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else if (ch == '"')
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fputs ("\"\"", e);
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else if (ISPRINT (ch))
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putc (ch, e);
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else
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{
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switch (ch)
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{
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case ESCAPE_A:
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fputs ("\\a", e);
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break;
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case ESCAPE_B:
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fputs ("\\b", e);
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break;
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case ESCAPE_F:
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fputs ("\\f", e);
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break;
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case ESCAPE_N:
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fputs ("\\n", e);
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break;
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case ESCAPE_R:
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fputs ("\\r", e);
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break;
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case ESCAPE_T:
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fputs ("\\t", e);
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break;
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case ESCAPE_V:
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fputs ("\\v", e);
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break;
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default:
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fprintf (e, "\\%03o", (unsigned int) ch);
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break;
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}
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}
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}
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else
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fprintf (e, "\\%03o", (unsigned int) ch & 0xff);
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}
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}
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rc_uint_type
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unichar_len (const unichar *unicode)
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{
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rc_uint_type r = 0;
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if (unicode)
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while (unicode[r] != 0)
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r++;
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else
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--r;
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return r;
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}
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unichar *
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unichar_dup (const unichar *unicode)
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{
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unichar *r;
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int len;
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if (! unicode)
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return NULL;
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for (len = 0; unicode[len] != 0; ++len)
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;
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++len;
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r = ((unichar *) res_alloc (len * sizeof (unichar)));
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memcpy (r, unicode, len * sizeof (unichar));
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return r;
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}
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unichar *
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unichar_dup_uppercase (const unichar *u)
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{
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unichar *r = unichar_dup (u);
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int i;
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if (! r)
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return NULL;
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for (i = 0; r[i] != 0; ++i)
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{
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if (r[i] >= 'a' && r[i] <= 'z')
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r[i] &= 0xdf;
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}
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return r;
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}
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static int
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unichar_isascii (const unichar *u, rc_uint_type len)
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{
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rc_uint_type i;
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if ((bfd_signed_vma) len < 0)
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{
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if (u)
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len = (rc_uint_type) unichar_len (u);
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else
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len = 0;
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}
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for (i = 0; i < len; i++)
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if ((u[i] & 0xff80) != 0)
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return 0;
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return 1;
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}
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void
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unicode_print_quoted (FILE *e, const unichar *u, rc_uint_type len)
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{
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if (! unichar_isascii (u, len))
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fputc ('L', e);
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fputc ('"', e);
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unicode_print (e, u, len);
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fputc ('"', e);
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}
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int
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unicode_is_valid_codepage (rc_uint_type cp)
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{
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if ((cp & 0xffff) != cp)
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return 0;
|
||
if (cp == CP_UTF16 || cp == CP_ACP)
|
||
return 1;
|
||
|
||
#if !defined (_WIN32) && !defined (__CYGWIN__)
|
||
if (! wind_find_codepage_info (cp))
|
||
return 0;
|
||
return 1;
|
||
#else
|
||
return !! IsValidCodePage ((UINT) cp);
|
||
#endif
|
||
}
|
||
|
||
#if defined (_WIN32) || defined (__CYGWIN__)
|
||
|
||
#define max_cp_string_len 6
|
||
|
||
static unsigned int
|
||
codepage_from_langid (unsigned short langid)
|
||
{
|
||
char cp_string [max_cp_string_len];
|
||
int c;
|
||
|
||
memset (cp_string, 0, max_cp_string_len);
|
||
/* LOCALE_RETURN_NUMBER flag would avoid strtoul conversion,
|
||
but is unavailable on Win95. */
|
||
c = GetLocaleInfoA (MAKELCID (langid, SORT_DEFAULT),
|
||
LOCALE_IDEFAULTANSICODEPAGE,
|
||
cp_string, max_cp_string_len);
|
||
/* If codepage data for an LCID is not installed on users's system,
|
||
GetLocaleInfo returns an empty string. Fall back to system ANSI
|
||
default. */
|
||
if (c == 0)
|
||
return CP_ACP;
|
||
return strtoul (cp_string, 0, 10);
|
||
}
|
||
|
||
static unsigned int
|
||
wincodepage_from_langid (unsigned short langid)
|
||
{
|
||
char cp_string [max_cp_string_len];
|
||
int c;
|
||
|
||
memset (cp_string, 0, max_cp_string_len);
|
||
/* LOCALE_RETURN_NUMBER flag would avoid strtoul conversion,
|
||
but is unavailable on Win95. */
|
||
c = GetLocaleInfoA (MAKELCID (langid, SORT_DEFAULT),
|
||
LOCALE_IDEFAULTCODEPAGE,
|
||
cp_string, max_cp_string_len);
|
||
/* If codepage data for an LCID is not installed on users's system,
|
||
GetLocaleInfo returns an empty string. Fall back to system ANSI
|
||
default. */
|
||
if (c == 0)
|
||
return CP_OEM;
|
||
return strtoul (cp_string, 0, 10);
|
||
}
|
||
|
||
static char *
|
||
lang_from_langid (unsigned short langid)
|
||
{
|
||
char cp_string[261];
|
||
int c;
|
||
|
||
memset (cp_string, 0, 261);
|
||
c = GetLocaleInfoA (MAKELCID (langid, SORT_DEFAULT),
|
||
LOCALE_SENGLANGUAGE,
|
||
cp_string, 260);
|
||
/* If codepage data for an LCID is not installed on users's system,
|
||
GetLocaleInfo returns an empty string. Fall back to system ANSI
|
||
default. */
|
||
if (c == 0)
|
||
strcpy (cp_string, "Neutral");
|
||
return xstrdup (cp_string);
|
||
}
|
||
|
||
static char *
|
||
country_from_langid (unsigned short langid)
|
||
{
|
||
char cp_string[261];
|
||
int c;
|
||
|
||
memset (cp_string, 0, 261);
|
||
c = GetLocaleInfoA (MAKELCID (langid, SORT_DEFAULT),
|
||
LOCALE_SENGCOUNTRY,
|
||
cp_string, 260);
|
||
/* If codepage data for an LCID is not installed on users's system,
|
||
GetLocaleInfo returns an empty string. Fall back to system ANSI
|
||
default. */
|
||
if (c == 0)
|
||
strcpy (cp_string, "Neutral");
|
||
return xstrdup (cp_string);
|
||
}
|
||
|
||
#endif
|
||
|
||
const wind_language_t *
|
||
wind_find_language_by_id (unsigned id)
|
||
{
|
||
#if !defined (_WIN32) && !defined (__CYGWIN__)
|
||
int i;
|
||
|
||
if (! id)
|
||
return NULL;
|
||
for (i = 0; languages[i].id != (unsigned) -1 && languages[i].id != id; i++)
|
||
;
|
||
if (languages[i].id == id)
|
||
return &languages[i];
|
||
return NULL;
|
||
#else
|
||
static wind_language_t wl;
|
||
|
||
wl.id = id;
|
||
wl.doscp = codepage_from_langid ((unsigned short) id);
|
||
wl.wincp = wincodepage_from_langid ((unsigned short) id);
|
||
wl.name = lang_from_langid ((unsigned short) id);
|
||
wl.country = country_from_langid ((unsigned short) id);
|
||
|
||
return & wl;
|
||
#endif
|
||
}
|
||
|
||
const local_iconv_map *
|
||
wind_find_codepage_info (unsigned cp)
|
||
{
|
||
#if !defined (_WIN32) && !defined (__CYGWIN__)
|
||
int i;
|
||
|
||
for (i = 0; codepages[i].codepage != (rc_uint_type) -1 && codepages[i].codepage != cp; i++)
|
||
;
|
||
if (codepages[i].codepage == (rc_uint_type) -1)
|
||
return NULL;
|
||
return &codepages[i];
|
||
#else
|
||
static local_iconv_map lim;
|
||
if (!unicode_is_valid_codepage (cp))
|
||
return NULL;
|
||
lim.codepage = cp;
|
||
lim.iconv_name = "";
|
||
return & lim;
|
||
#endif
|
||
}
|
||
|
||
/* Convert an Codepage string to a unicode string. */
|
||
|
||
void
|
||
unicode_from_codepage (rc_uint_type *length, unichar **u, const char *src, rc_uint_type cp)
|
||
{
|
||
rc_uint_type len;
|
||
|
||
len = wind_MultiByteToWideChar (cp, src, NULL, 0);
|
||
if (len)
|
||
{
|
||
*u = ((unichar *) res_alloc (len));
|
||
wind_MultiByteToWideChar (cp, src, *u, len);
|
||
}
|
||
/* Discount the trailing '/0'. If MultiByteToWideChar failed,
|
||
this will set *length to -1. */
|
||
len -= sizeof (unichar);
|
||
|
||
if (length != NULL)
|
||
*length = len / sizeof (unichar);
|
||
}
|
||
|
||
/* Convert an unicode string to an codepage string. */
|
||
|
||
void
|
||
codepage_from_unicode (rc_uint_type *length, const unichar *unicode, char **ascii, rc_uint_type cp)
|
||
{
|
||
rc_uint_type len;
|
||
|
||
len = wind_WideCharToMultiByte (cp, unicode, NULL, 0);
|
||
if (len)
|
||
{
|
||
*ascii = (char *) res_alloc (len * sizeof (char));
|
||
wind_WideCharToMultiByte (cp, unicode, *ascii, len);
|
||
}
|
||
/* Discount the trailing '/0'. If MultiByteToWideChar failed,
|
||
this will set *length to -1. */
|
||
len--;
|
||
|
||
if (length != NULL)
|
||
*length = len;
|
||
}
|
||
|
||
#ifdef HAVE_ICONV_H
|
||
static int
|
||
iconv_onechar (iconv_t cd, const char *s, char *d, int d_len, const char **n_s, char **n_d)
|
||
{
|
||
int i;
|
||
|
||
for (i = 1; i <= 32; i++)
|
||
{
|
||
char *tmp_d = d;
|
||
const char *tmp_s = s;
|
||
size_t ret;
|
||
size_t s_left = (size_t) i;
|
||
size_t d_left = (size_t) d_len;
|
||
|
||
ret = iconv (cd, & tmp_s, & s_left, & tmp_d, & d_left);
|
||
|
||
if (ret != (size_t) -1)
|
||
{
|
||
*n_s = tmp_s;
|
||
*n_d = tmp_d;
|
||
return 0;
|
||
}
|
||
}
|
||
|
||
return 1;
|
||
}
|
||
|
||
static const char *
|
||
wind_iconv_cp (rc_uint_type cp)
|
||
{
|
||
const local_iconv_map *lim = wind_find_codepage_info (cp);
|
||
|
||
if (!lim)
|
||
return NULL;
|
||
return lim->iconv_name;
|
||
}
|
||
#endif /* HAVE_ICONV_H */
|
||
|
||
static rc_uint_type
|
||
wind_MultiByteToWideChar (rc_uint_type cp, const char *mb,
|
||
unichar *u, rc_uint_type u_len)
|
||
{
|
||
rc_uint_type ret = 0;
|
||
|
||
#if defined (_WIN32) || defined (__CYGWIN__)
|
||
ret = (rc_uint_type) MultiByteToWideChar (cp, MB_PRECOMPOSED,
|
||
mb, -1, u, u_len);
|
||
/* Convert to bytes. */
|
||
ret *= sizeof (unichar);
|
||
|
||
#elif defined (HAVE_ICONV_H)
|
||
int first = 1;
|
||
char tmp[32];
|
||
char *p_tmp;
|
||
const char *iconv_name = wind_iconv_cp (cp);
|
||
|
||
if (!mb || !iconv_name)
|
||
return 0;
|
||
iconv_t cd = iconv_open ("UTF-16", iconv_name);
|
||
|
||
while (1)
|
||
{
|
||
int iret;
|
||
const char *n_mb;
|
||
char *n_tmp;
|
||
|
||
p_tmp = tmp;
|
||
iret = iconv_onechar (cd, (const char *) mb, p_tmp, 32, & n_mb, & n_tmp);
|
||
if (first)
|
||
{
|
||
first = 0;
|
||
continue;
|
||
}
|
||
if (!iret)
|
||
{
|
||
size_t l_tmp = (size_t) (n_tmp - p_tmp);
|
||
|
||
if (u)
|
||
{
|
||
if ((size_t) u_len < l_tmp)
|
||
break;
|
||
memcpy (u, tmp, l_tmp);
|
||
u += l_tmp/2;
|
||
u_len -= l_tmp;
|
||
}
|
||
ret += l_tmp;
|
||
}
|
||
else
|
||
break;
|
||
if (tmp[0] == 0 && tmp[1] == 0)
|
||
break;
|
||
mb = n_mb;
|
||
}
|
||
iconv_close (cd);
|
||
#else
|
||
if (cp)
|
||
ret = 0;
|
||
ret = strlen (mb) + 1;
|
||
ret *= sizeof (unichar);
|
||
if (u != NULL && u_len != 0)
|
||
{
|
||
do
|
||
{
|
||
*u++ = ((unichar) *mb) & 0xff;
|
||
--u_len; mb++;
|
||
}
|
||
while (u_len != 0 && mb[-1] != 0);
|
||
}
|
||
if (u != NULL && u_len != 0)
|
||
*u = 0;
|
||
#endif
|
||
return ret;
|
||
}
|
||
|
||
static rc_uint_type
|
||
wind_WideCharToMultiByte (rc_uint_type cp, const unichar *u, char *mb, rc_uint_type mb_len)
|
||
{
|
||
rc_uint_type ret = 0;
|
||
#if defined (_WIN32) || defined (__CYGWIN__)
|
||
WINBOOL used_def = FALSE;
|
||
|
||
ret = (rc_uint_type) WideCharToMultiByte (cp, 0, u, -1, mb, mb_len,
|
||
NULL, & used_def);
|
||
#elif defined (HAVE_ICONV_H)
|
||
int first = 1;
|
||
char tmp[32];
|
||
char *p_tmp;
|
||
const char *iconv_name = wind_iconv_cp (cp);
|
||
|
||
if (!u || !iconv_name)
|
||
return 0;
|
||
iconv_t cd = iconv_open (iconv_name, "UTF-16");
|
||
|
||
while (1)
|
||
{
|
||
int iret;
|
||
const char *n_u;
|
||
char *n_tmp;
|
||
|
||
p_tmp = tmp;
|
||
iret = iconv_onechar (cd, (const char *) u, p_tmp, 32, &n_u, & n_tmp);
|
||
if (first)
|
||
{
|
||
first = 0;
|
||
continue;
|
||
}
|
||
if (!iret)
|
||
{
|
||
size_t l_tmp = (size_t) (n_tmp - p_tmp);
|
||
|
||
if (mb)
|
||
{
|
||
if ((size_t) mb_len < l_tmp)
|
||
break;
|
||
memcpy (mb, tmp, l_tmp);
|
||
mb += l_tmp;
|
||
mb_len -= l_tmp;
|
||
}
|
||
ret += l_tmp;
|
||
}
|
||
else
|
||
break;
|
||
if (u[0] == 0)
|
||
break;
|
||
u = (const unichar *) n_u;
|
||
}
|
||
iconv_close (cd);
|
||
#else
|
||
if (cp)
|
||
ret = 0;
|
||
|
||
while (u[ret] != 0)
|
||
++ret;
|
||
|
||
++ret;
|
||
|
||
if (mb)
|
||
{
|
||
while (*u != 0 && mb_len != 0)
|
||
{
|
||
if (u[0] == (u[0] & 0x7f))
|
||
*mb++ = (char) u[0];
|
||
else
|
||
*mb++ = '_';
|
||
++u; --mb_len;
|
||
}
|
||
if (mb_len != 0)
|
||
*mb = 0;
|
||
}
|
||
#endif
|
||
return ret;
|
||
}
|