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package String::Multibyte::UTF16LE; |
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use vars qw($VERSION); |
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3256
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$VERSION = '1.12'; |
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+{ |
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charset => 'UTF-16LE', |
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regexp => '(?:[\x00-\xFF][\xD8-\xDB][\x00-\xFF][\xDC-\xDF]|' . |
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'[\x00-\xFF][\x00-\xD7\xE0-\xFF])', |
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cmpchar => sub { |
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length($_[0]) <=> length($_[1]) || |
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unpack('v', $_[0]) <=> unpack('v', $_[1]) || |
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reverse($_[0]) cmp reverse($_[1]) |
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}, |
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nextchar => sub { |
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my $ch = shift; |
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my $len = length $ch; |
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if ($len == 2) { |
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return $ch eq "\xFF\xD7" |
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? "\x00\xE0" |
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: $ch eq "\xFF\xFF" |
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? "\x00\xD8\x00\xDC" |
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: pack('v', 1 + unpack 'v', $ch); |
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} |
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elsif ($len == 4) { |
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my($hi,$lo) = unpack('vv', $ch); |
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return $ch eq "\xFF\xDB\xFF\xDF" |
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? undef |
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: $lo == 0xDFFF |
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? pack('vv', $hi+1, 0xDC00) |
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: pack('vv', $hi, $lo+1); |
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} |
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return undef; |
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}, |
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hyphen => "-\x00", |
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escape => "\\\x00", |
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}; |
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__END__ |