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Annotation of embedaddon/php/ext/mbstring/libmbfl/filters/mbfilter_iso8859_1.c, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * "streamable kanji code filter and converter"
                      3:  * Copyright (c) 1998-2002 HappySize, Inc. All rights reserved.
                      4:  *
                      5:  * LICENSE NOTICES
                      6:  *
                      7:  * This file is part of "streamable kanji code filter and converter",
                      8:  * which is distributed under the terms of GNU Lesser General Public 
                      9:  * License (version 2) as published by the Free Software Foundation.
                     10:  *
                     11:  * This software is distributed in the hope that it will be useful,
                     12:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
                     13:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     14:  * GNU Lesser General Public License for more details.
                     15:  *
                     16:  * You should have received a copy of the GNU Lesser General Public
                     17:  * License along with "streamable kanji code filter and converter";
                     18:  * if not, write to the Free Software Foundation, Inc., 59 Temple Place,
                     19:  * Suite 330, Boston, MA  02111-1307  USA
                     20:  *
                     21:  * The author of this file:
                     22:  *
                     23:  */
                     24: /*
                     25:  * The source code included in this files was separated from mbfilter.c
                     26:  * by moriyoshi koizumi <moriyoshi@php.net> on 4 dec 2002.
                     27:  * 
                     28:  */
                     29: 
                     30: #ifdef HAVE_CONFIG_H
                     31: #include "config.h"
                     32: #endif
                     33: 
                     34: #include "mbfilter.h"
                     35: #include "mbfilter_iso8859_1.h"
                     36: 
                     37: static const char *mbfl_encoding_8859_1_aliases[] = {"ISO_8859-1", "latin1", NULL};
                     38: 
                     39: const mbfl_encoding mbfl_encoding_8859_1 = {
                     40:        mbfl_no_encoding_8859_1,
                     41:        "ISO-8859-1",
                     42:        "ISO-8859-1",
                     43:        (const char *(*)[])&mbfl_encoding_8859_1_aliases,
                     44:        NULL,
                     45:        MBFL_ENCTYPE_SBCS
                     46: };
                     47: 
                     48: const struct mbfl_identify_vtbl vtbl_identify_8859_1 = {
                     49:        mbfl_no_encoding_8859_1,
                     50:        mbfl_filt_ident_common_ctor,
                     51:        mbfl_filt_ident_common_dtor,
                     52:        mbfl_filt_ident_true
                     53: };
                     54: 
                     55: const struct mbfl_convert_vtbl vtbl_8859_1_wchar = {
                     56:        mbfl_no_encoding_8859_1,
                     57:        mbfl_no_encoding_wchar,
                     58:        mbfl_filt_conv_common_ctor,
                     59:        mbfl_filt_conv_common_dtor,
                     60:        mbfl_filt_conv_8859_1_wchar,
                     61:        mbfl_filt_conv_common_flush
                     62: };
                     63: 
                     64: const struct mbfl_convert_vtbl vtbl_wchar_8859_1 = {
                     65:        mbfl_no_encoding_wchar,
                     66:        mbfl_no_encoding_8859_1,
                     67:        mbfl_filt_conv_common_ctor,
                     68:        mbfl_filt_conv_common_dtor,
                     69:        mbfl_filt_conv_wchar_8859_1,
                     70:        mbfl_filt_conv_common_flush
                     71: };
                     72: 
                     73: 
                     74: #define CK(statement)  do { if ((statement) < 0) return (-1); } while (0)
                     75: 
                     76: /*
                     77:  * ISO-8859-1 => wchar
                     78:  */
                     79: int mbfl_filt_conv_8859_1_wchar(int c, mbfl_convert_filter *filter)
                     80: {
                     81:        return (*filter->output_function)(c, filter->data);
                     82: }
                     83: 
                     84: /*
                     85:  * wchar => ISO-8859-1
                     86:  */
                     87: int mbfl_filt_conv_wchar_8859_1(int c, mbfl_convert_filter *filter)
                     88: {
                     89:        if (c >= 0 && c < 0x100) {
                     90:                CK((*filter->output_function)(c, filter->data));
                     91:        } else {
                     92:                if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
                     93:                        CK(mbfl_filt_conv_illegal_output(c, filter));
                     94:                }
                     95:        }
                     96: 
                     97:        return c;
                     98: }
                     99: 
                    100: