#ifndef _SOCKET_H_ #define _SOCKET_H_ #include "w5100.h" extern uint8_t socket(SOCKET s, uint8_t protocol, uint16_t port, uint8_t flag); // Opens a socket(TCP or UDP or IP_RAW mode) extern void close(SOCKET s); // Close socket extern uint8_t connect(SOCKET s, uint8_t * addr, uint16_t port); // Establish TCP connection (Active connection) extern void disconnect(SOCKET s); // disconnect the connection extern uint8_t listen(SOCKET s); // Establish TCP connection (Passive connection) extern uint16_t send(SOCKET s, const uint8_t * buf, uint16_t len); // Send data (TCP) extern uint16_t recv(SOCKET s, uint8_t * buf, uint16_t len); // Receive data (TCP) extern uint16_t sendto(SOCKET s, const uint8_t * buf, uint16_t len, uint8_t * addr, uint16_t port); // Send data (UDP/IP RAW) extern uint16_t recvfrom(SOCKET s, uint8_t * buf, uint16_t len, uint8_t * addr, uint16_t *port); // Receive data (UDP/IP RAW) extern uint16_t igmpsend(SOCKET s, const uint8_t * buf, uint16_t len); #endif /* _SOCKET_H_ */