Method: Rex::Encoder::XDR.encode

Defined in:
lib/rex/encoder/xdr.rb

.encode(*data) ⇒ Object

encode(0, [0, 1], “foo”, [“bar”, 4]) does:

encode_int(0) +
encode_varray([0, 1]) { |i| XDR.encode_int(i) } +
encode_string("foo") +
encode_string("bar", 4)



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# File 'lib/rex/encoder/xdr.rb', line 63

def XDR.encode(*data)
  data.collect do |var|
    if var.kind_of?(String)
      encode_string(var)
    elsif var.kind_of?(Integer)
      encode_int(var)
    elsif var.kind_of?(Array) && var[0].kind_of?(String)
      raise ArgumentError, 'XDR: Incorrect string array arguments' if var.length != 2
      encode_string(var[0], var[1])
    elsif var.kind_of?(Array) && var[0].kind_of?(Integer)
      encode_varray(var) { |i| XDR.encode_int(i) }
    # 0 means an empty array index in the case of Integer and an empty string in
    #   the case of String so we get the best of both worlds
    elsif var.kind_of?(Array) && var[0].nil?
      encode_int(0)
    else
      type = var.class
      type = var[0].class if var.kind_of?(Array)
      raise TypeError, "XDR: encode does not support #{type}"
    end
  end.join(nil)
end