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php5  5.3.10
mbfilter_iso8859_1.c
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00001 /*
00002  * "streamable kanji code filter and converter"
00003  * Copyright (c) 1998-2002 HappySize, Inc. All rights reserved.
00004  *
00005  * LICENSE NOTICES
00006  *
00007  * This file is part of "streamable kanji code filter and converter",
00008  * which is distributed under the terms of GNU Lesser General Public 
00009  * License (version 2) as published by the Free Software Foundation.
00010  *
00011  * This software is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  * GNU Lesser General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public
00017  * License along with "streamable kanji code filter and converter";
00018  * if not, write to the Free Software Foundation, Inc., 59 Temple Place,
00019  * Suite 330, Boston, MA  02111-1307  USA
00020  *
00021  * The author of this file:
00022  *
00023  */
00024 /*
00025  * The source code included in this files was separated from mbfilter.c
00026  * by moriyoshi koizumi <moriyoshi@php.net> on 4 dec 2002.
00027  * 
00028  */
00029 
00030 #ifdef HAVE_CONFIG_H
00031 #include "config.h"
00032 #endif
00033 
00034 #include "mbfilter.h"
00035 #include "mbfilter_iso8859_1.h"
00036 
00037 static const char *mbfl_encoding_8859_1_aliases[] = {"ISO_8859-1", "latin1", NULL};
00038 
00039 const mbfl_encoding mbfl_encoding_8859_1 = {
00040        mbfl_no_encoding_8859_1,
00041        "ISO-8859-1",
00042        "ISO-8859-1",
00043        (const char *(*)[])&mbfl_encoding_8859_1_aliases,
00044        NULL,
00045        MBFL_ENCTYPE_SBCS
00046 };
00047 
00048 const struct mbfl_identify_vtbl vtbl_identify_8859_1 = {
00049        mbfl_no_encoding_8859_1,
00050        mbfl_filt_ident_common_ctor,
00051        mbfl_filt_ident_common_dtor,
00052        mbfl_filt_ident_true
00053 };
00054 
00055 const struct mbfl_convert_vtbl vtbl_8859_1_wchar = {
00056        mbfl_no_encoding_8859_1,
00057        mbfl_no_encoding_wchar,
00058        mbfl_filt_conv_common_ctor,
00059        mbfl_filt_conv_common_dtor,
00060        mbfl_filt_conv_8859_1_wchar,
00061        mbfl_filt_conv_common_flush
00062 };
00063 
00064 const struct mbfl_convert_vtbl vtbl_wchar_8859_1 = {
00065        mbfl_no_encoding_wchar,
00066        mbfl_no_encoding_8859_1,
00067        mbfl_filt_conv_common_ctor,
00068        mbfl_filt_conv_common_dtor,
00069        mbfl_filt_conv_wchar_8859_1,
00070        mbfl_filt_conv_common_flush
00071 };
00072 
00073 
00074 #define CK(statement)       do { if ((statement) < 0) return (-1); } while (0)
00075 
00076 /*
00077  * ISO-8859-1 => wchar
00078  */
00079 int mbfl_filt_conv_8859_1_wchar(int c, mbfl_convert_filter *filter)
00080 {
00081        return (*filter->output_function)(c, filter->data);
00082 }
00083 
00084 /*
00085  * wchar => ISO-8859-1
00086  */
00087 int mbfl_filt_conv_wchar_8859_1(int c, mbfl_convert_filter *filter)
00088 {
00089        if (c >= 0 && c < 0x100) {
00090               CK((*filter->output_function)(c, filter->data));
00091        } else {
00092               if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
00093                      CK(mbfl_filt_conv_illegal_output(c, filter));
00094               }
00095        }
00096 
00097        return c;
00098 }
00099 
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