Encode/ISO2022/SevenBit.pm

=head1 NAME

Encode::ISO2022::SevenBit --- Encode and decode of 7-bit ISO/IEC 2022
based encodings

=head1 ENCODINGS

=over 4

=cut

require 5.7.3;
use strict;
package Encode::ISO2022::SevenBit;
use vars qw($VERSION);
$VERSION=do{my @r=(q$Revision: 1.3 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
use base qw(Encode::Encoding);
__PACKAGE__->Define (qw/iso-2022-7bit iso-2022-7 jis junet jis7/);
require Encode::ISO2022;

sub encode ($$;$) {
  my ($obj, $str, $chk) = @_;
  $_[1] = '' if $chk;
  $str = &Encode::ISO2022::internal_to_iso2022 ($str, $obj->__2022_encode);
  return $str;
}

sub decode ($$;$) {
  my ($obj, $str, $chk) = @_;
  $_[1] = '' if $chk;
  return &Encode::ISO2022::iso2022_to_internal ($str, $obj->__2022_decode);
}

=item iso-2022-7bit

ISO/IEC 2022 based 7-bit encoding using only G0
(Alias: junet, jis, jis7, iso-2022-7)

=cut

sub __2022__common ($) {
  my $C = Encode::ISO2022->new_object;
  $C->{bit} = 7;
  $C->{option}->{designate_to}->{G96}->{default} = 0;
  $C->{option}->{designate_to}->{G96n}->{default} = 0;
  $C;
}
sub __2022_encode ($) {
  my $C = shift->__2022__common;
  $C->{GR} = undef;
  $C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"};  ## empty set
  $C;
}
sub __2022_decode ($) {
  my $C = shift->__2022__common;
  
  $C;
}

package Encode::ISO2022::SevenBit::JP;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit';
__PACKAGE__->Define (qw/iso-2022-jp junet-code japanese-iso-7bit csiso2022jp
 cp50220 iso2022jp/);

=item iso-2022-jp

ISO/IEC 2022 based 7-bit encoding for Japanese.
Defined by Junet no tebiki, RFC 1468 and JIS X 0208:1997 Appendix 2.
(Alias: junet-code, japanese-iso-7bit (emacsen), csISO2022JP (IANA),
CP50220 (M$))

=cut

sub __2022__common ($) {
  my $C = Encode::ISO2022->new_object;
  $C->{bit} = 7;
  $C->{option}->{designate_to}->{C0}->{default} = -1;
  $C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
  $C->{option}->{designate_to}->{C1}->{default} = -1;
  $C->{option}->{designate_to}->{G94}->{default} = -1;
  $C->{option}->{designate_to}->{G94n}->{default} = -1;
  $C->{option}->{designate_to}->{G96}->{default} = -1;
  $C->{option}->{designate_to}->{G96n}->{default} = -1;
  $C->{option}->{designate_to}->{G94}->{"\x4A"} = 0;    ## JIS X 0201 roman
  $C->{option}->{designate_to}->{G94n}->{"\x40"} = 0;   ## JIS X 0208-1978
  $C->{option}->{designate_to}->{G94n}->{"\x42"} = 0;   ## JIS X 0208-1983
  $C->{option}->{designate_to}->{G94n}->{"\x42\x40"} = 0;       ## JIS X 0208-1990
  $C->{option}->{use_revision} = 0;
  $C;
}
sub __2022_encode ($) {
  my $C = shift->__2022__common;
  $C->{GR} = undef;
  $C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"};   ## empty set
  $C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"};  ## empty set
  $C;
}

package Encode::ISO2022::SevenBit::JP1978IRV;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit::JP';
__PACKAGE__->Define (qw/iso-2022-jp-1978-irv japanese-iso-7bit-1978-irv old-jis
  x-obsoleted-iso-2022-jp/);

=item iso-2022-jp-1978-irv

ISO/IEC 2022 based 7-bit encoding for Japanese.
(Alias: japanese-iso-7bit-1978-irv (emacsen), old-jis (emacsen))

=cut

sub __2022_encode ($) {
  my $C = shift->__2022__common;
  $C->{GR} = undef;
  $C->{option}->{designate_to}->{G94}->{"\x4A"} = -1;   ## JIS X 0201 roman
  $C->{option}->{designate_to}->{G94n}->{"\x42"} = -1;  ## JIS X 0208-1983
  $C->{option}->{designate_to}->{G94n}->{"\x42\x40"} = -1;      ## JIS X 0208-1990
  $C;
}

package Encode::ISO2022::SevenBit::JP1;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit::JP';
__PACKAGE__->Define (qw/iso-2022-jp-1/);

=item iso-2022-jp-1

ISO/IEC 2022 based 7-bit encoding for Japanese,
defined by RFC 2237

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{G94n}->{"\x44"} = 0;   ## JIS X 0212-1990
  $C->{option}->{designate_to}->{G94n}->{"\x42\x40"} = -1;      ## JIS X 0208-1990
  $C;
}

package Encode::ISO2022::SevenBit::JP3;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit::JP';
__PACKAGE__->Define (qw/iso-2022-jp-3 x-iso-2022-jp-3   iso-2022-jp-3-compatible iso-2022-jp-3-strict/);

=item iso-2022-jp-3

ISO/IEC 2022 based 7-bit encoding for Japanese,
defined by JIS X 0213:2000 Appendix 2.
(Alias: x-iso-2022-jp-3)

=item iso-2022-jp-3-compatible

ISO/IEC 2022 based 7-bit encoding for Japanese

=item iso-2022-jp-3-strict

ISO/IEC 2022 based 7-bit encoding for Japanese.
A subset of iso-2022-jp-3.

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{G94}->{"\x4A"} = -1;   ## JIS X 0201 roman
  $C->{option}->{designate_to}->{G94n}->{"\x40"} = -1;  ## JIS X 0208-1978
  $C->{option}->{designate_to}->{G94n}->{"\x42"} = 0;   ## restricted JIS X 0213:2000 plane 1
  $C->{option}->{designate_to}->{G94n}->{"\x42\x40"} = -1;      ## JIS X 0208-1990
  $C->{option}->{designate_to}->{G94n}->{"\x4F"} = 0;   ## JIS X 0213:2000 plane 1
  $C->{option}->{designate_to}->{G94n}->{"\x50"} = 0;   ## JIS X 0213:2000 plane 2
  $C;
}

package Encode::ISO2022::SevenBit::JP3Plane1;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit::JP3';
__PACKAGE__->Define (qw/iso-2022-jp-3-plane1/);

=item iso-2022-jp-3-plane1

ISO/IEC 2022 based 7-bit encoding for Japanese,
defined by JIS X 0213:2000 Appendix 2.

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{G94n}->{"\x50"} = -1;  ## JIS X 0213:2000 plane 2
  $C;
}

package Encode::ISO2022::SevenBit::SS2;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit';
__PACKAGE__->Define (qw/iso-2022-7bit-ss2 x-iso-2022-jp-2 iso-2022-ss2-7
   jis_encoding csjisencoding/);

=item iso-2022-7bit-ss2

ISO/IEC 2022 based 7-bit encoding using SS2 for 96-charset
(Alias: x-iso-2022-jp-2, iso-2022-ss2-7 (emacsen))

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{G96}->{default} = 2;
  $C->{option}->{designate_to}->{G96n}->{default} = 2;
  $C->{option}->{Ginvoke_by_single_shift}->[2] = 1;
  $C;
}

package Encode::ISO2022::SevenBit::JP2;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit::SS2';
__PACKAGE__->Define (qw/iso-2022-jp-2 csiso2022jp2/);

=item iso-2022-jp-2

ISO/IEC 2022 based 7-bit multilingual encoding, defined by
RFC 1554.  A subset of iso-2022-7bit-ss2.  (Alias: csISO2022JP2 (IANA))

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{C0}->{default} = -1;
  $C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
  $C->{option}->{designate_to}->{C1}->{default} = -1;
  $C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x47"};   ## Minimum C1
  $C->{option}->{designate_to}->{C1}->{"\x47"} = 1;
  $C->{option}->{designate_to}->{G94}->{default} = -1;
  $C->{option}->{designate_to}->{G94n}->{default} = -1;
  $C->{option}->{designate_to}->{G96}->{default} = -1;
  $C->{option}->{designate_to}->{G96n}->{default} = -1;
  $C->{option}->{designate_to}->{G94}->{"\x4A"} = 0;    ## JIS X 0201 roman
  for ("\x40", "\x41", "\x42", "\x43") {
    $C->{option}->{designate_to}->{G94n}->{ $_ } = 0;
  }
  for ("\x41", "\x46") {
    $C->{option}->{designate_to}->{G96}->{ $_ } = 2;
  }
  $C;
}
sub __2022_encode ($) {
  my $C = shift->__2022__common;
  $C->{GR} = undef;
  $C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"};   ## empty set
  $C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"};  ## empty set
  $C;
}

package Encode::ISO2022::SevenBit::Lock;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit';
__PACKAGE__->Define (qw/iso-2022-7bit-lock/);

=item iso-2022-7bit-lock

ISO/IEC 2022 based 7-bit encoding using G1 and locking-shift for 96-charset

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{G96}->{default} = 1;
  $C->{option}->{designate_to}->{G96n}->{default} = 1;
  $C;
}

package Encode::ISO2022::SevenBit::INT;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit';
__PACKAGE__->Define (qw/iso-2022-int iso-2022-int-*  iso-2022-int-2/);

=item iso-2022-int

ISO/IEC 2022 based 7-bit encoding using G1 and locking-shift for
KS X 1001 and 96-charset.  See draft-ohta-text-encoding.
(Alias: iso-2022-int-*)

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{G96}->{default} = 1;
  $C->{option}->{designate_to}->{G96n}->{default} = 1;
  $C->{option}->{designate_to}->{G94n}->{"\x43"} = 1;   ## KS X 1001
  $C;
}
sub __2022_encode ($) {
  my $C = shift->__2022__common;
  $C->{GR} = undef;
  $C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"};   ## empty set
  $C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"};  ## empty set
  $C;
}
sub __2022_decode ($) {
  my $C = shift->__2022__common;
  $C->{G1} = $Encode::ISO2022::CHARSET{G94n}->{"\x43"}; ## KS X 1001
  $C;
}

package Encode::ISO2022::SevenBit::KR;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit';
__PACKAGE__->Define (qw/iso-2022-kr korean-iso-7bit csiso2022kr cp50225 kr2022/);

=item iso-2022-kr

An ISO/IEC 2022 based 7-bit encoding for Korean,
defined by RFC 1557 (Alias: korean-iso-7bit (emacsen),
csISO2022KR (IANA), CP50225 (M$), KR2022)

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{C0}->{default} = -1;
  $C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
  $C->{option}->{designate_to}->{C1}->{default} = -1;
  $C->{option}->{designate_to}->{G94}->{default} = -1;
  $C->{option}->{designate_to}->{G94n}->{default} = -1;
  $C->{option}->{designate_to}->{G96}->{default} = -1;
  $C->{option}->{designate_to}->{G96n}->{default} = -1;
  $C->{option}->{designate_to}->{G94n}->{"\x43"} = 1;   ## KS X 1001
  $C;
}
sub __2022_encode ($) {
  my $C = shift->__2022__common;
  $C->{GR} = undef;
  $C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"};   ## empty set
  $C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"};  ## empty set
  $C;
}
sub __2022_decode ($) {
  my $C = shift->__2022__common;
  $C->{G1} = $Encode::ISO2022::CHARSET{G94n}->{"\x43"}; ## KS X 1001
  $C;
}

package Encode::ISO2022::SevenBit::INT1;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit';
__PACKAGE__->Define (qw/iso-2022-int-1/);

=item iso-2022-int-1

An ISO/IEC 2022 based 7-bit multilingual encoding,
defined by draft-ohta-text-encoding

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{C0}->{default} = -1;
  $C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
  $C->{option}->{designate_to}->{C1}->{default} = -1;
  $C->{option}->{designate_to}->{G94}->{default} = -1;
  $C->{option}->{designate_to}->{G94n}->{default} = -1;
  $C->{option}->{designate_to}->{G96}->{default} = -1;
  $C->{option}->{designate_to}->{G96n}->{default} = -1;
  $C->{option}->{designate_to}->{G94}->{"\x4A"} = 0;    ## JIS X 0201 roman
  for ("\x40", "\x41", "\x42") {
    $C->{option}->{designate_to}->{G94n}->{ $_ } = 0;
  }
  $C->{option}->{designate_to}->{G94n}->{"\x43"} = 1;   ## KS X 1001
  for ("\x41", "\x46") {        ## ISO/IEC 8859-1,7
    $C->{option}->{designate_to}->{G96}->{ $_ } = 1;
  }
  $C;
}
sub __2022_encode ($) {
  my $C = shift->__2022__common;
  $C->{GR} = undef;
  $C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"};   ## empty set
  $C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"};  ## empty set
  $C;
}
sub __2022_decode ($) {
  my $C = shift->__2022__common;
  $C->{G1} = $Encode::ISO2022::CHARSET{G94n}->{"\x43"}; ## KS X 1001
  $C;
}

package Encode::ISO2022::SevenBit::LockSS2;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit';
__PACKAGE__->Define (qw/iso-2022-7bit-lock-ss2 iso-2022-cjk/);

=item iso-2022-7bit-lock-ss2

An ISO/IEC 2022 based 7-bit encoding.  Mixture of ISO-2022-JP,
ISO-2022-KR, ISO-2022-CN.  (Alias: iso-2022-cjk (emacsen))

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{G96}->{default} = 2;
  $C->{option}->{designate_to}->{G96n}->{default} = 2;
  $C->{option}->{designate_to}->{G94n}->{"\x41"} = 1;   ## GB 2312
  $C->{option}->{designate_to}->{G94n}->{"\x43"} = 1;   ## KS X 1001
  $C->{option}->{designate_to}->{G94n}->{"\x45"} = 1;   ## ISO-IR 165
  $C->{option}->{designate_to}->{G94n}->{"\x47"} = 1;   ## CNS 11643 plane 1
  $C->{option}->{designate_to}->{G94n}->{"\x48"} = 2;   ## CNS 11643 plane 2
  $C->{option}->{designate_to}->{G94n}->{"\x49"} = 3;   ## CNS 11643 plane 3
  $C->{option}->{designate_to}->{G94n}->{"\x4A"} = 3;   ## CNS 11643 plane 4
  $C->{option}->{designate_to}->{G94n}->{"\x4B"} = 3;   ## CNS 11643 plane 5
  $C->{option}->{designate_to}->{G94n}->{"\x4C"} = 3;   ## CNS 11643 plane 6
  $C->{option}->{designate_to}->{G94n}->{"\x4D"} = 3;   ## CNS 11643 plane 7
  $C->{option}->{designate_to}->{G94n}->{P0_0} = 1;     ## GB 12345
  $C->{option}->{designate_to}->{G94n}->{P0_1} = 2;     ## GB 7589
  $C->{option}->{designate_to}->{G94n}->{P0_2} = 2;     ## GB 13131
  $C->{option}->{designate_to}->{G94n}->{P0_3} = 3;     ## GB 7590
  $C->{option}->{designate_to}->{G94n}->{P0_4} = 3;     ## GB 13132
  $C;
}
sub __2022_decode ($) {
  my $C = shift->__2022__common;
  $C->{G1} = $Encode::ISO2022::CHARSET{G94n}->{"\x43"}; ## KS X 1001
  $C;
}

package Encode::ISO2022::SevenBit::CN;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit';
__PACKAGE__->Define (qw/iso-2022-cn chinese-iso-7bit  iso2022cn-cns iso2022cn-gb/);

=item iso-2022-cn

An ISO/IEC 2022 based 7-bit encoding for Chinese,
defined by RFC 1922 (Alias: chinese-iso-7bit (emacsen))

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{C0}->{default} = -1;
  $C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
  $C->{option}->{designate_to}->{C1}->{default} = -1;
  $C->{option}->{designate_to}->{G94}->{default} = -1;
  $C->{option}->{designate_to}->{G94n}->{default} = -1;
  $C->{option}->{designate_to}->{G96}->{default} = -1;
  $C->{option}->{designate_to}->{G96n}->{default} = -1;
  $C->{option}->{designate_to}->{G94n}->{"\x41"} = 1;   ## GB 2312
  $C->{option}->{designate_to}->{G94n}->{"\x47"} = 1;   ## CNS 11643 plane 1
  $C->{option}->{designate_to}->{G94n}->{"\x48"} = 2;   ## CNS 11643 plane 2
  $C;
}
sub __2022_encode ($) {
  my $C = shift->__2022__common;
  $C->{GR} = undef;
  $C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"};   ## empty set
  $C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"};  ## empty set
  $C;
}

package Encode::ISO2022::SevenBit::CNExt;
use vars qw/@ISA/;
push @ISA, 'Encode::ISO2022::SevenBit::CN';
__PACKAGE__->Define (qw/iso-2022-cn-ext/);

=item iso-2022-cn-ext

An ISO/IEC 2022 based 7-bit encoding for Chinese,
defined by RFC 1922

=cut

sub __2022__common ($) {
  my $C = shift->SUPER::__2022__common;
  $C->{option}->{designate_to}->{G94n}->{"\x45"} = 1;   ## ISO-IR 165
  $C->{option}->{designate_to}->{G94n}->{"\x49"} = 3;   ## CNS 11643 plane 3
  $C->{option}->{designate_to}->{G94n}->{"\x4A"} = 3;   ## CNS 11643 plane 4
  $C->{option}->{designate_to}->{G94n}->{"\x4B"} = 3;   ## CNS 11643 plane 5
  $C->{option}->{designate_to}->{G94n}->{"\x4C"} = 3;   ## CNS 11643 plane 6
  $C->{option}->{designate_to}->{G94n}->{"\x4D"} = 3;   ## CNS 11643 plane 7
  $C->{option}->{designate_to}->{G94n}->{P0_0} = 1;     ## GB 12345
  $C->{option}->{designate_to}->{G94n}->{P0_1} = 2;     ## GB 7589
  $C->{option}->{designate_to}->{G94n}->{P0_2} = 2;     ## GB 13131
  $C->{option}->{designate_to}->{G94n}->{P0_3} = 3;     ## GB 7590
  $C->{option}->{designate_to}->{G94n}->{P0_4} = 3;     ## GB 13132
  $C->{option}->{designate_to}->{G94n}->{P1_0} = 3;     ## CNS 11643 plane 8
  $C->{option}->{designate_to}->{G94n}->{P1_1} = 3;     ## CNS 11643 plane 9
  $C->{option}->{designate_to}->{G94n}->{P1_2} = 3;     ## CNS 11643 plane 10
  $C->{option}->{designate_to}->{G94n}->{P1_3} = 3;     ## CNS 11643 plane 11
  $C->{option}->{designate_to}->{G94n}->{P1_4} = 3;     ## CNS 11643 plane 12
  $C->{option}->{designate_to}->{G94n}->{P1_5} = 3;     ## CNS 11643 plane 13
  $C->{option}->{designate_to}->{G94n}->{P1_6} = 3;     ## CNS 11643 plane 14
  $C->{option}->{designate_to}->{G94n}->{P2_0} = 3;     ## CNS 11643 plane 15
  $C->{option}->{designate_to}->{G94n}->{P2_1} = 3;     ## CNS 11643 plane 16
  $C;
}

1;
__END__

=back

=head1 LICENSE

Copyright 2002 wakaba <w@suika.fam.cx>

This library is free software; you can redistribute it
and/or modify it under the same terms as Perl itself.

=cut

# $Date: 2002/09/16 02:17:48 $
### SevenBit.pm ends here
1	wakaba	1.1	=head1 NAME
2
3			Encode::ISO2022::SevenBit --- Encode and decode of 7-bit ISO/IEC 2022
4			based encodings
5
6			=head1 ENCODINGS
7
8			=over 4
9
10			=cut
11
12			require 5.7.3;
13			use strict;
14			package Encode::ISO2022::SevenBit;
15			use vars qw($VERSION);
16	wakaba	1.4	$VERSION=do{my @r=(q$Revision: 1.3 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
17	wakaba	1.1	use base qw(Encode::Encoding);
18	wakaba	1.3	__PACKAGE__->Define (qw/iso-2022-7bit iso-2022-7 jis junet jis7/);
19	wakaba	1.1	require Encode::ISO2022;
20
21			sub encode ($$;$) {
22			my ($obj, $str, $chk) = @_;
23			$_[1] = '' if $chk;
24			$str = &Encode::ISO2022::internal_to_iso2022 ($str, $obj->__2022_encode);
25			return $str;
26			}
27
28			sub decode ($$;$) {
29			my ($obj, $str, $chk) = @_;
30			$_[1] = '' if $chk;
31			return &Encode::ISO2022::iso2022_to_internal ($str, $obj->__2022_decode);
32			}
33
34			=item iso-2022-7bit
35
36			ISO/IEC 2022 based 7-bit encoding using only G0
37	wakaba	1.3	(Alias: junet, jis, jis7, iso-2022-7)
38	wakaba	1.1
39			=cut
40
41			sub __2022__common ($) {
42			my $C = Encode::ISO2022->new_object;
43			$C->{bit} = 7;
44			$C->{option}->{designate_to}->{G96}->{default} = 0;
45			$C->{option}->{designate_to}->{G96n}->{default} = 0;
46			$C;
47			}
48			sub __2022_encode ($) {
49			my $C = shift->__2022__common;
50	wakaba	1.4	$C->{GR} = undef;
51	wakaba	1.1	$C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"}; ## empty set
52			$C;
53			}
54			sub __2022_decode ($) {
55			my $C = shift->__2022__common;
56
57			$C;
58			}
59
60			package Encode::ISO2022::SevenBit::JP;
61			use vars qw/@ISA/;
62			push @ISA, 'Encode::ISO2022::SevenBit';
63	wakaba	1.2	__PACKAGE__->Define (qw/iso-2022-jp junet-code japanese-iso-7bit csiso2022jp
64			cp50220 iso2022jp/);
65	wakaba	1.1
66			=item iso-2022-jp
67
68			ISO/IEC 2022 based 7-bit encoding for Japanese.
69			Defined by Junet no tebiki, RFC 1468 and JIS X 0208:1997 Appendix 2.
70	wakaba	1.2	(Alias: junet-code, japanese-iso-7bit (emacsen), csISO2022JP (IANA),
71			CP50220 (M$))
72	wakaba	1.1
73			=cut
74
75			sub __2022__common ($) {
76			my $C = Encode::ISO2022->new_object;
77			$C->{bit} = 7;
78			$C->{option}->{designate_to}->{C0}->{default} = -1;
79			$C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
80			$C->{option}->{designate_to}->{C1}->{default} = -1;
81			$C->{option}->{designate_to}->{G94}->{default} = -1;
82			$C->{option}->{designate_to}->{G94n}->{default} = -1;
83			$C->{option}->{designate_to}->{G96}->{default} = -1;
84			$C->{option}->{designate_to}->{G96n}->{default} = -1;
85			$C->{option}->{designate_to}->{G94}->{"\x4A"} = 0; ## JIS X 0201 roman
86			$C->{option}->{designate_to}->{G94n}->{"\x40"} = 0; ## JIS X 0208-1978
87			$C->{option}->{designate_to}->{G94n}->{"\x42"} = 0; ## JIS X 0208-1983
88			$C->{option}->{designate_to}->{G94n}->{"\x42\x40"} = 0; ## JIS X 0208-1990
89			$C->{option}->{use_revision} = 0;
90			$C;
91			}
92			sub __2022_encode ($) {
93			my $C = shift->__2022__common;
94	wakaba	1.4	$C->{GR} = undef;
95	wakaba	1.1	$C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"}; ## empty set
96			$C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"}; ## empty set
97			$C;
98			}
99
100			package Encode::ISO2022::SevenBit::JP1978IRV;
101			use vars qw/@ISA/;
102			push @ISA, 'Encode::ISO2022::SevenBit::JP';
103	wakaba	1.2	__PACKAGE__->Define (qw/iso-2022-jp-1978-irv japanese-iso-7bit-1978-irv old-jis
104			x-obsoleted-iso-2022-jp/);
105	wakaba	1.1
106			=item iso-2022-jp-1978-irv
107
108			ISO/IEC 2022 based 7-bit encoding for Japanese.
109			(Alias: japanese-iso-7bit-1978-irv (emacsen), old-jis (emacsen))
110
111			=cut
112
113			sub __2022_encode ($) {
114			my $C = shift->__2022__common;
115	wakaba	1.4	$C->{GR} = undef;
116	wakaba	1.1	$C->{option}->{designate_to}->{G94}->{"\x4A"} = -1; ## JIS X 0201 roman
117			$C->{option}->{designate_to}->{G94n}->{"\x42"} = -1; ## JIS X 0208-1983
118			$C->{option}->{designate_to}->{G94n}->{"\x42\x40"} = -1; ## JIS X 0208-1990
119			$C;
120			}
121
122			package Encode::ISO2022::SevenBit::JP1;
123			use vars qw/@ISA/;
124			push @ISA, 'Encode::ISO2022::SevenBit::JP';
125			__PACKAGE__->Define (qw/iso-2022-jp-1/);
126
127			=item iso-2022-jp-1
128
129			ISO/IEC 2022 based 7-bit encoding for Japanese,
130			defined by RFC 2237
131
132			=cut
133
134			sub __2022__common ($) {
135			my $C = shift->SUPER::__2022__common;
136			$C->{option}->{designate_to}->{G94n}->{"\x44"} = 0; ## JIS X 0212-1990
137			$C->{option}->{designate_to}->{G94n}->{"\x42\x40"} = -1; ## JIS X 0208-1990
138			$C;
139			}
140
141			package Encode::ISO2022::SevenBit::JP3;
142			use vars qw/@ISA/;
143			push @ISA, 'Encode::ISO2022::SevenBit::JP';
144			__PACKAGE__->Define (qw/iso-2022-jp-3 x-iso-2022-jp-3 iso-2022-jp-3-compatible iso-2022-jp-3-strict/);
145
146			=item iso-2022-jp-3
147
148			ISO/IEC 2022 based 7-bit encoding for Japanese,
149			defined by JIS X 0213:2000 Appendix 2.
150			(Alias: x-iso-2022-jp-3)
151
152			=item iso-2022-jp-3-compatible
153
154			ISO/IEC 2022 based 7-bit encoding for Japanese
155
156			=item iso-2022-jp-3-strict
157
158			ISO/IEC 2022 based 7-bit encoding for Japanese.
159			A subset of iso-2022-jp-3.
160
161			=cut
162
163			sub __2022__common ($) {
164			my $C = shift->SUPER::__2022__common;
165			$C->{option}->{designate_to}->{G94}->{"\x4A"} = -1; ## JIS X 0201 roman
166			$C->{option}->{designate_to}->{G94n}->{"\x40"} = -1; ## JIS X 0208-1978
167			$C->{option}->{designate_to}->{G94n}->{"\x42"} = 0; ## restricted JIS X 0213:2000 plane 1
168			$C->{option}->{designate_to}->{G94n}->{"\x42\x40"} = -1; ## JIS X 0208-1990
169			$C->{option}->{designate_to}->{G94n}->{"\x4F"} = 0; ## JIS X 0213:2000 plane 1
170			$C->{option}->{designate_to}->{G94n}->{"\x50"} = 0; ## JIS X 0213:2000 plane 2
171			$C;
172			}
173
174			package Encode::ISO2022::SevenBit::JP3Plane1;
175			use vars qw/@ISA/;
176			push @ISA, 'Encode::ISO2022::SevenBit::JP3';
177			__PACKAGE__->Define (qw/iso-2022-jp-3-plane1/);
178
179			=item iso-2022-jp-3-plane1
180
181			ISO/IEC 2022 based 7-bit encoding for Japanese,
182			defined by JIS X 0213:2000 Appendix 2.
183
184			=cut
185
186			sub __2022__common ($) {
187			my $C = shift->SUPER::__2022__common;
188			$C->{option}->{designate_to}->{G94n}->{"\x50"} = -1; ## JIS X 0213:2000 plane 2
189			$C;
190			}
191
192			package Encode::ISO2022::SevenBit::SS2;
193			use vars qw/@ISA/;
194			push @ISA, 'Encode::ISO2022::SevenBit';
195	wakaba	1.3	__PACKAGE__->Define (qw/iso-2022-7bit-ss2 x-iso-2022-jp-2 iso-2022-ss2-7
196			jis_encoding csjisencoding/);
197	wakaba	1.1
198			=item iso-2022-7bit-ss2
199
200			ISO/IEC 2022 based 7-bit encoding using SS2 for 96-charset
201	wakaba	1.3	(Alias: x-iso-2022-jp-2, iso-2022-ss2-7 (emacsen))
202	wakaba	1.1
203			=cut
204
205			sub __2022__common ($) {
206			my $C = shift->SUPER::__2022__common;
207			$C->{option}->{designate_to}->{G96}->{default} = 2;
208			$C->{option}->{designate_to}->{G96n}->{default} = 2;
209			$C->{option}->{Ginvoke_by_single_shift}->[2] = 1;
210			$C;
211			}
212
213			package Encode::ISO2022::SevenBit::JP2;
214			use vars qw/@ISA/;
215			push @ISA, 'Encode::ISO2022::SevenBit::SS2';
216	wakaba	1.2	__PACKAGE__->Define (qw/iso-2022-jp-2 csiso2022jp2/);
217	wakaba	1.1
218			=item iso-2022-jp-2
219
220			ISO/IEC 2022 based 7-bit multilingual encoding, defined by
221	wakaba	1.2	RFC 1554. A subset of iso-2022-7bit-ss2. (Alias: csISO2022JP2 (IANA))
222	wakaba	1.1
223			=cut
224
225			sub __2022__common ($) {
226			my $C = shift->SUPER::__2022__common;
227			$C->{option}->{designate_to}->{C0}->{default} = -1;
228			$C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
229			$C->{option}->{designate_to}->{C1}->{default} = -1;
230			$C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x47"}; ## Minimum C1
231			$C->{option}->{designate_to}->{C1}->{"\x47"} = 1;
232			$C->{option}->{designate_to}->{G94}->{default} = -1;
233			$C->{option}->{designate_to}->{G94n}->{default} = -1;
234			$C->{option}->{designate_to}->{G96}->{default} = -1;
235			$C->{option}->{designate_to}->{G96n}->{default} = -1;
236			$C->{option}->{designate_to}->{G94}->{"\x4A"} = 0; ## JIS X 0201 roman
237			for ("\x40", "\x41", "\x42", "\x43") {
238			$C->{option}->{designate_to}->{G94n}->{ $_ } = 0;
239			}
240			for ("\x41", "\x46") {
241			$C->{option}->{designate_to}->{G96}->{ $_ } = 2;
242			}
243			$C;
244			}
245			sub __2022_encode ($) {
246			my $C = shift->__2022__common;
247	wakaba	1.4	$C->{GR} = undef;
248	wakaba	1.1	$C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"}; ## empty set
249			$C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"}; ## empty set
250			$C;
251			}
252
253			package Encode::ISO2022::SevenBit::Lock;
254			use vars qw/@ISA/;
255			push @ISA, 'Encode::ISO2022::SevenBit';
256			__PACKAGE__->Define (qw/iso-2022-7bit-lock/);
257
258			=item iso-2022-7bit-lock
259
260			ISO/IEC 2022 based 7-bit encoding using G1 and locking-shift for 96-charset
261
262			=cut
263
264			sub __2022__common ($) {
265			my $C = shift->SUPER::__2022__common;
266			$C->{option}->{designate_to}->{G96}->{default} = 1;
267			$C->{option}->{designate_to}->{G96n}->{default} = 1;
268			$C;
269			}
270
271	wakaba	1.3	package Encode::ISO2022::SevenBit::INT;
272			use vars qw/@ISA/;
273			push @ISA, 'Encode::ISO2022::SevenBit';
274			__PACKAGE__->Define (qw/iso-2022-int iso-2022-int-* iso-2022-int-2/);
275
276			=item iso-2022-int
277
278			ISO/IEC 2022 based 7-bit encoding using G1 and locking-shift for
279			KS X 1001 and 96-charset. See draft-ohta-text-encoding.
280			(Alias: iso-2022-int-*)
281
282			=cut
283
284			sub __2022__common ($) {
285			my $C = shift->SUPER::__2022__common;
286			$C->{option}->{designate_to}->{G96}->{default} = 1;
287			$C->{option}->{designate_to}->{G96n}->{default} = 1;
288			$C->{option}->{designate_to}->{G94n}->{"\x43"} = 1; ## KS X 1001
289			$C;
290			}
291			sub __2022_encode ($) {
292			my $C = shift->__2022__common;
293	wakaba	1.4	$C->{GR} = undef;
294	wakaba	1.3	$C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"}; ## empty set
295			$C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"}; ## empty set
296			$C;
297			}
298			sub __2022_decode ($) {
299			my $C = shift->__2022__common;
300			$C->{G1} = $Encode::ISO2022::CHARSET{G94n}->{"\x43"}; ## KS X 1001
301			$C;
302			}
303
304	wakaba	1.1	package Encode::ISO2022::SevenBit::KR;
305			use vars qw/@ISA/;
306			push @ISA, 'Encode::ISO2022::SevenBit';
307	wakaba	1.2	__PACKAGE__->Define (qw/iso-2022-kr korean-iso-7bit csiso2022kr cp50225 kr2022/);
308	wakaba	1.1
309			=item iso-2022-kr
310
311			An ISO/IEC 2022 based 7-bit encoding for Korean,
312	wakaba	1.2	defined by RFC 1557 (Alias: korean-iso-7bit (emacsen),
313			csISO2022KR (IANA), CP50225 (M$), KR2022)
314	wakaba	1.1
315			=cut
316
317			sub __2022__common ($) {
318			my $C = shift->SUPER::__2022__common;
319			$C->{option}->{designate_to}->{C0}->{default} = -1;
320			$C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
321			$C->{option}->{designate_to}->{C1}->{default} = -1;
322			$C->{option}->{designate_to}->{G94}->{default} = -1;
323			$C->{option}->{designate_to}->{G94n}->{default} = -1;
324			$C->{option}->{designate_to}->{G96}->{default} = -1;
325			$C->{option}->{designate_to}->{G96n}->{default} = -1;
326			$C->{option}->{designate_to}->{G94n}->{"\x43"} = 1; ## KS X 1001
327			$C;
328			}
329			sub __2022_encode ($) {
330			my $C = shift->__2022__common;
331	wakaba	1.4	$C->{GR} = undef;
332	wakaba	1.1	$C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"}; ## empty set
333			$C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"}; ## empty set
334			$C;
335			}
336			sub __2022_decode ($) {
337			my $C = shift->__2022__common;
338			$C->{G1} = $Encode::ISO2022::CHARSET{G94n}->{"\x43"}; ## KS X 1001
339			$C;
340			}
341
342			package Encode::ISO2022::SevenBit::INT1;
343			use vars qw/@ISA/;
344			push @ISA, 'Encode::ISO2022::SevenBit';
345			__PACKAGE__->Define (qw/iso-2022-int-1/);
346
347			=item iso-2022-int-1
348
349			An ISO/IEC 2022 based 7-bit multilingual encoding,
350			defined by draft-ohta-text-encoding
351
352			=cut
353
354			sub __2022__common ($) {
355			my $C = shift->SUPER::__2022__common;
356			$C->{option}->{designate_to}->{C0}->{default} = -1;
357			$C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
358			$C->{option}->{designate_to}->{C1}->{default} = -1;
359			$C->{option}->{designate_to}->{G94}->{default} = -1;
360			$C->{option}->{designate_to}->{G94n}->{default} = -1;
361			$C->{option}->{designate_to}->{G96}->{default} = -1;
362			$C->{option}->{designate_to}->{G96n}->{default} = -1;
363			$C->{option}->{designate_to}->{G94}->{"\x4A"} = 0; ## JIS X 0201 roman
364			for ("\x40", "\x41", "\x42") {
365			$C->{option}->{designate_to}->{G94n}->{ $_ } = 0;
366			}
367			$C->{option}->{designate_to}->{G94n}->{"\x43"} = 1; ## KS X 1001
368			for ("\x41", "\x46") { ## ISO/IEC 8859-1,7
369			$C->{option}->{designate_to}->{G96}->{ $_ } = 1;
370			}
371			$C;
372			}
373			sub __2022_encode ($) {
374			my $C = shift->__2022__common;
375	wakaba	1.4	$C->{GR} = undef;
376	wakaba	1.1	$C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"}; ## empty set
377			$C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"}; ## empty set
378			$C;
379			}
380			sub __2022_decode ($) {
381			my $C = shift->__2022__common;
382			$C->{G1} = $Encode::ISO2022::CHARSET{G94n}->{"\x43"}; ## KS X 1001
383			$C;
384			}
385
386			package Encode::ISO2022::SevenBit::LockSS2;
387			use vars qw/@ISA/;
388			push @ISA, 'Encode::ISO2022::SevenBit';
389			__PACKAGE__->Define (qw/iso-2022-7bit-lock-ss2 iso-2022-cjk/);
390
391			=item iso-2022-7bit-lock-ss2
392
393			An ISO/IEC 2022 based 7-bit encoding. Mixture of ISO-2022-JP,
394			ISO-2022-KR, ISO-2022-CN. (Alias: iso-2022-cjk (emacsen))
395
396			=cut
397
398			sub __2022__common ($) {
399			my $C = shift->SUPER::__2022__common;
400			$C->{option}->{designate_to}->{G96}->{default} = 2;
401			$C->{option}->{designate_to}->{G96n}->{default} = 2;
402			$C->{option}->{designate_to}->{G94n}->{"\x41"} = 1; ## GB 2312
403			$C->{option}->{designate_to}->{G94n}->{"\x43"} = 1; ## KS X 1001
404			$C->{option}->{designate_to}->{G94n}->{"\x45"} = 1; ## ISO-IR 165
405			$C->{option}->{designate_to}->{G94n}->{"\x47"} = 1; ## CNS 11643 plane 1
406			$C->{option}->{designate_to}->{G94n}->{"\x48"} = 2; ## CNS 11643 plane 2
407			$C->{option}->{designate_to}->{G94n}->{"\x49"} = 3; ## CNS 11643 plane 3
408			$C->{option}->{designate_to}->{G94n}->{"\x4A"} = 3; ## CNS 11643 plane 4
409			$C->{option}->{designate_to}->{G94n}->{"\x4B"} = 3; ## CNS 11643 plane 5
410			$C->{option}->{designate_to}->{G94n}->{"\x4C"} = 3; ## CNS 11643 plane 6
411			$C->{option}->{designate_to}->{G94n}->{"\x4D"} = 3; ## CNS 11643 plane 7
412	wakaba	1.2	$C->{option}->{designate_to}->{G94n}->{P0_0} = 1; ## GB 12345
413			$C->{option}->{designate_to}->{G94n}->{P0_1} = 2; ## GB 7589
414			$C->{option}->{designate_to}->{G94n}->{P0_2} = 2; ## GB 13131
415			$C->{option}->{designate_to}->{G94n}->{P0_3} = 3; ## GB 7590
416			$C->{option}->{designate_to}->{G94n}->{P0_4} = 3; ## GB 13132
417	wakaba	1.1	$C;
418			}
419			sub __2022_decode ($) {
420			my $C = shift->__2022__common;
421			$C->{G1} = $Encode::ISO2022::CHARSET{G94n}->{"\x43"}; ## KS X 1001
422			$C;
423			}
424
425			package Encode::ISO2022::SevenBit::CN;
426			use vars qw/@ISA/;
427			push @ISA, 'Encode::ISO2022::SevenBit';
428	wakaba	1.2	__PACKAGE__->Define (qw/iso-2022-cn chinese-iso-7bit iso2022cn-cns iso2022cn-gb/);
429	wakaba	1.1
430			=item iso-2022-cn
431
432			An ISO/IEC 2022 based 7-bit encoding for Chinese,
433			defined by RFC 1922 (Alias: chinese-iso-7bit (emacsen))
434
435			=cut
436
437			sub __2022__common ($) {
438			my $C = shift->SUPER::__2022__common;
439			$C->{option}->{designate_to}->{C0}->{default} = -1;
440			$C->{option}->{designate_to}->{C0}->{"\x40"} = 0;
441			$C->{option}->{designate_to}->{C1}->{default} = -1;
442			$C->{option}->{designate_to}->{G94}->{default} = -1;
443			$C->{option}->{designate_to}->{G94n}->{default} = -1;
444			$C->{option}->{designate_to}->{G96}->{default} = -1;
445			$C->{option}->{designate_to}->{G96n}->{default} = -1;
446			$C->{option}->{designate_to}->{G94n}->{"\x41"} = 1; ## GB 2312
447			$C->{option}->{designate_to}->{G94n}->{"\x47"} = 1; ## CNS 11643 plane 1
448			$C->{option}->{designate_to}->{G94n}->{"\x48"} = 2; ## CNS 11643 plane 2
449			$C;
450			}
451			sub __2022_encode ($) {
452			my $C = shift->__2022__common;
453	wakaba	1.4	$C->{GR} = undef;
454	wakaba	1.1	$C->{C1} = $Encode::ISO2022::CHARSET{C1}->{"\x7E"}; ## empty set
455			$C->{G1} = $Encode::ISO2022::CHARSET{G96}->{"\x7E"}; ## empty set
456			$C;
457			}
458
459			package Encode::ISO2022::SevenBit::CNExt;
460			use vars qw/@ISA/;
461			push @ISA, 'Encode::ISO2022::SevenBit::CN';
462			__PACKAGE__->Define (qw/iso-2022-cn-ext/);
463
464			=item iso-2022-cn-ext
465
466			An ISO/IEC 2022 based 7-bit encoding for Chinese,
467			defined by RFC 1922
468
469			=cut
470
471			sub __2022__common ($) {
472			my $C = shift->SUPER::__2022__common;
473			$C->{option}->{designate_to}->{G94n}->{"\x45"} = 1; ## ISO-IR 165
474			$C->{option}->{designate_to}->{G94n}->{"\x49"} = 3; ## CNS 11643 plane 3
475			$C->{option}->{designate_to}->{G94n}->{"\x4A"} = 3; ## CNS 11643 plane 4
476			$C->{option}->{designate_to}->{G94n}->{"\x4B"} = 3; ## CNS 11643 plane 5
477			$C->{option}->{designate_to}->{G94n}->{"\x4C"} = 3; ## CNS 11643 plane 6
478			$C->{option}->{designate_to}->{G94n}->{"\x4D"} = 3; ## CNS 11643 plane 7
479	wakaba	1.2	$C->{option}->{designate_to}->{G94n}->{P0_0} = 1; ## GB 12345
480			$C->{option}->{designate_to}->{G94n}->{P0_1} = 2; ## GB 7589
481			$C->{option}->{designate_to}->{G94n}->{P0_2} = 2; ## GB 13131
482			$C->{option}->{designate_to}->{G94n}->{P0_3} = 3; ## GB 7590
483			$C->{option}->{designate_to}->{G94n}->{P0_4} = 3; ## GB 13132
484			$C->{option}->{designate_to}->{G94n}->{P1_0} = 3; ## CNS 11643 plane 8
485			$C->{option}->{designate_to}->{G94n}->{P1_1} = 3; ## CNS 11643 plane 9
486			$C->{option}->{designate_to}->{G94n}->{P1_2} = 3; ## CNS 11643 plane 10
487			$C->{option}->{designate_to}->{G94n}->{P1_3} = 3; ## CNS 11643 plane 11
488			$C->{option}->{designate_to}->{G94n}->{P1_4} = 3; ## CNS 11643 plane 12
489			$C->{option}->{designate_to}->{G94n}->{P1_5} = 3; ## CNS 11643 plane 13
490			$C->{option}->{designate_to}->{G94n}->{P1_6} = 3; ## CNS 11643 plane 14
491			$C->{option}->{designate_to}->{G94n}->{P2_0} = 3; ## CNS 11643 plane 15
492			$C->{option}->{designate_to}->{G94n}->{P2_1} = 3; ## CNS 11643 plane 16
493	wakaba	1.1	$C;
494			}
495
496			1;
497			__END__
498
499			=back
500
501			=head1 LICENSE
502
503			Copyright 2002 wakaba <w@suika.fam.cx>
504
505			This library is free software; you can redistribute it
506			and/or modify it under the same terms as Perl itself.
507
508			=cut
509
510	wakaba	1.4	# $Date: 2002/09/16 02:17:48 $
511	wakaba	1.1	### SevenBit.pm ends here