/*
  *
  @file		socket.h
  @brief	define function of socket API 
  *
  */
  
  #ifndef	_SOCKET_H_
  #define	_SOCKET_H_
  
  extern uint8 socket(SOCKET s, uint8 protocol, uint16 port, uint8 flag); // Opens a socket(TCP or UDP or IP_RAW mode)
  extern void close(SOCKET s); // Close socket

  extern uint8 connect(SOCKET s, uint8 * addr, uint16 port); // Establish TCP connection (Active connection)

  extern void disconnect(SOCKET s); // Disconnect the connection
  

  extern uint8 listen(SOCKET s);	// Establish TCP connection (Passive connection)
  extern uint16 send(SOCKET s, const uint8 * buf, uint16 len); // Send data (TCP)
  extern uint16 recv(SOCKET s, uint8 * buf, uint16 len);	// Receive data (TCP)

  extern uint16 sendto(SOCKET s, const uint8 * buf, uint16 len, uint8 * addr, uint16 port); // Send data (UDP/IP RAW)
  extern uint16 recvfrom(SOCKET s, uint8 * buf, uint16 len, uint8 * addr, uint16  *port); // Receive data (UDP/IP RAW)
  
  extern uint16 igmpsend(SOCKET s, const uint8 * buf, uint16 len);
  #endif
  /* _SOCKET_H_ */