pub(all) struct DhcpMessage {
  op : Int
  htype : Int
  hlen : Int
  hops : Int
  xid : Int
  secs : Int
  flags : Int
  ciaddr : Int
  yiaddr : Int
  siaddr : Int
  giaddr : Int
  chaddr : Bytes
  sname : Bytes
  file : Bytes
  options : Array[DhcpOption]
} derive(Eq, 
@moonbitlang/core/debug.Debug
Debug)

pub(all) struct DhcpOption {
  code : Int
  data : Bytes
} derive(Eq, 
@moonbitlang/core/debug.Debug
Debug)

let boot_reply : Int

let boot_request : Int

fn build_discover(mac : Bytes, xid : Int, hostname? : String) -> DhcpMessage

let dhcp_client_port : Int

let dhcp_server_port : Int

fn encode_dhcp_message(msg : DhcpMessage) -> Bytes

fn format_dhcp_message(msg : DhcpMessage) -> String

fn get_message_type(msg : DhcpMessage) -> Int

let magic_cookie : Int

fn message_type_label(msg_type : Int) -> String

let msg_ack : Int

let msg_decline : Int

let msg_discover : Int

let msg_inform : Int

let msg_nak : Int

let msg_offer : Int

let msg_release : Int

let msg_request : Int

let opt_client_id : Int

let opt_dns : Int

let opt_end : Int

let opt_hostname : Int

let opt_lease_time : Int

let opt_message_type : Int

let opt_param_request_list : Int

let opt_requested_ip : Int

let opt_router : Int

let opt_server_id : Int

let opt_subnet_mask : Int

let opt_vendor_class_id : Int

fn parse_dhcp_message(data : Bytes) -> DhcpMessage raise 
@mokomoking2501/profinet_master/frame.FrameError
FrameError