tcp_recv()
Name
tcp_recv() -- Set callback for incoming data
Synopsis
void tcp_recv(struct tcp_pcb *pcb, err_t (*recv)
(void *arg, struct tcp_pcb *tpcb, struct pbuf *p, err_t err));
Description
Sets the callback function that will be called when new data
arrives on the connection associated with pcb.
The callback function will be passed a NULL pbuf to
indicate that the remote host has closed the connection.