Method: Rex::Socket.addr_ctoa

Defined in:
lib/rex/socket.rb

.addr_ctoa(cidr) ⇒ Object

Resolves a CIDR bitmask into a dotted-quad. Returns nil if it’s not convertable.



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# File 'lib/rex/socket.rb', line 300

def self.addr_ctoa(cidr)
  return nil unless (0..32) === cidr.to_i
  addr_itoa(((1 << cidr)-1) << 32-cidr)
end