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package String::Multibyte::UTF16BE; |
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use vars qw($VERSION); |
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$VERSION = '1.12'; |
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+{ |
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charset => 'UTF-16BE', |
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regexp => '(?:[\xD8-\xDB][\x00-\xFF][\xDC-\xDF][\x00-\xFF]|' . |
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'[\x00-\xD7\xE0-\xFF][\x00-\xFF])', |
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cmpchar => sub { |
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length($_[0]) <=> length($_[1]) || $_[0] cmp $_[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 "\xD7\xFF" |
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? "\xE0\x00" |
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: $ch eq "\xFF\xFF" |
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? "\xD8\x00\xDC\x00" |
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: pack('n', 1 + unpack 'n', $ch); |
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} |
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elsif ($len == 4) { |
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my($hi,$lo) = unpack('nn', $ch); |
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return $ch eq "\xDB\xFF\xDF\xFF" |
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? undef |
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: $lo == 0xDFFF |
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? pack('nn', $hi+1, 0xDC00) |
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: pack('nn', $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__ |