xref: /openbsd-src/gnu/usr.bin/perl/cpan/Encode/lib/Encode/CJKConstants.pm (revision b39c515898423c8d899e35282f4b395f7cad3298)
1#
2# $Id: CJKConstants.pm,v 2.2 2006/06/03 20:28:48 dankogai Exp $
3#
4
5package Encode::CJKConstants;
6
7use strict;
8use warnings;
9our $RCSID = q$Id: CJKConstants.pm,v 2.2 2006/06/03 20:28:48 dankogai Exp $;
10our $VERSION = do { my @r = ( q$Revision: 2.2 $ =~ /\d+/g ); sprintf "%d." . "%02d" x $#r, @r };
11
12use Carp;
13
14require Exporter;
15our @ISA         = qw(Exporter);
16our @EXPORT      = qw();
17our @EXPORT_OK   = qw(%CHARCODE %ESC %RE);
18our %EXPORT_TAGS = ( 'all' => [ @EXPORT_OK, @EXPORT ] );
19
20my %_0208 = (
21    1978 => '\e\$\@',
22    1983 => '\e\$B',
23    1990 => '\e&\@\e\$B',
24);
25
26our %CHARCODE = (
27    UNDEF_EUC     => "\xa2\xae",    # �� in EUC
28    UNDEF_SJIS    => "\x81\xac",    # �� in SJIS
29    UNDEF_JIS     => "\xa2\xf7",    # �� -- used in unicode
30    UNDEF_UNICODE => "\x20\x20",    # �� -- used in unicode
31);
32
33our %ESC = (
34    GB_2312   => "\e\$A",
35    JIS_0208  => "\e\$B",
36    JIS_0212  => "\e\$(D",
37    KSC_5601  => "\e\$(C",
38    ASC       => "\e\(B",
39    KANA      => "\e\(I",
40    '2022_KR' => "\e\$)C",
41);
42
43our %RE = (
44    ASCII     => '[\x00-\x7f]',
45    BIN       => '[\x00-\x06\x7f\xff]',
46    EUC_0212  => '\x8f[\xa1-\xfe][\xa1-\xfe]',
47    EUC_C     => '[\xa1-\xfe][\xa1-\xfe]',
48    EUC_KANA  => '\x8e[\xa1-\xdf]',
49    JIS_0208  => "$_0208{1978}|$_0208{1983}|$_0208{1990}",
50    JIS_0212  => "\e" . '\$\(D',
51    ISO_ASC   => "\e" . '\([BJ]',
52    JIS_KANA  => "\e" . '\(I',
53    '2022_KR' => "\e" . '\$\)C',
54    SJIS_C    => '[\x81-\x9f\xe0-\xfc][\x40-\x7e\x80-\xfc]',
55    SJIS_KANA => '[\xa1-\xdf]',
56    UTF8      => '[\xc0-\xdf][\x80-\xbf]|[\xe0-\xef][\x80-\xbf][\x80-\xbf]'
57);
58
591;
60
61=head1 NAME
62
63Encode::CJKConstants.pm -- Internally used by Encode::??::ISO_2022_*
64
65=cut
66
67