private function getSize(Reader $reader)
    {
        $reader->seek(-12, SEEK_END);

        $size = unpack('V', $reader->read(4));
        $size = (int) $size[1];

        return $size;
    }
private function getSize(Reader $reader)
    {
        $reader->seek(-12, SEEK_END);

        $size = unpack('V', $reader->read(4));
        $size = (int) $size[1];

        return $size;
    }
private function getSize ( Reader $ reader ) { $ reader -> seek ( - 12 , SEEK_END ) ; $ size = unpack ( 'V' , $ reader -> read ( 4 ) ) ; $ size = ( int ) $ size [ 1 ] ; return $ size ; }
Returns the size of the signature hash.

@param Reader $reader The archive file reader.

@return integer The size of the signature hash.
Returns the size of the signature hash .