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#include <rtthread.h>
#include <finsh.h>
#include <lwip/api.h>
#define UDP_ECHO_PORT 10002
void udpecho6(void)
{
struct netconn *conn, *newconn;
struct netbuf *buf;
struct ip6_addr *addr6;
unsigned short port;
err_t err;
conn = netconn_new(NETCONN_UDP_IPV6);
netconn_bind_ip6(conn, IP6_ADDR_ANY, UDP_ECHO_PORT);
while(1)
{
netconn_recv(conn, &buf);
addr6 = netbuf_fromaddr_ip6(buf);
port = netbuf_fromport(buf);
netconn_connect_ip6(conn, addr6, port);
netconn_sendto_ip6(conn, buf, addr6, port);
netbuf_delete(buf);
}
}
#ifdef RT_USING_FINSH
#include <finsh.h>
FINSH_FUNCTION_EXPORT(udpecho6, startup udpecho via ipv6);
#endif
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