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            1762 : {
      81            1762 :         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             520 : {
      89            1005 :         if (c >= 0 && c < 0x100) {
      90             485 :                 CK((*filter->output_function)(c, filter->data));
      91                 :         } else {
      92              35 :                 if (filter->illegal_mode != MBFL_OUTPUTFILTER_ILLEGAL_MODE_NONE) {
      93              21 :                         CK(mbfl_filt_conv_illegal_output(c, filter));
      94                 :                 }
      95                 :         }
      96                 : 
      97             520 :         return c;
      98                 : }
      99                 : 
     100                 :