#ifndef COPPINO_UDP_H
#define COPPINO_UDP_H

namespace udp {

  const uint8_t LEN = 128;

  class UDPPacket {
    private:
      char packet[LEN];
    public:
      UDPPacket();
      UDPPacket(const char* packet, int len);
      
      void setSrcPort(uint16_t port);
      uint16_t getSrcPort();
      void setDstPort(uint16_t port);
      uint16_t getDstPort();
      const char* UDPPacket::getPayload();
      void setPayload(const char* payload, int len);
      void computeChecksum(const ipv6::IPv6Addr* src_addr, const ipv6::IPv6Addr* dst_addr, int len);
  };

  int handleUDP(char* output_buffer, const char* input_buffer, int len);

  extern int(*server_handler) (char* output_buffer, const char* buffer, int size);
  extern uint16_t server_port;

  void set_handler(uint16_t port, int(* handler) (char* output_buffer, const char* input_buffer, int size));
} 

#endif