44 lines
859 B
C
44 lines
859 B
C
#include <rtthread.h>
|
|
#include <finsh.h>
|
|
#include <lwip/api.h>
|
|
|
|
#define TCP_ECHO_PORT 10001
|
|
void tcpecho6(void)
|
|
{
|
|
struct netconn *conn, *newconn;
|
|
err_t err;
|
|
|
|
conn = netconn_new(NETCONN_TCP_IPV6);
|
|
netconn_bind_ip6(conn, IP6_ADDR_ANY, TCP_ECHO_PORT);
|
|
netconn_listen(conn);
|
|
|
|
while(1)
|
|
{
|
|
err = netconn_accept(conn, &newconn);
|
|
if(err == ERR_OK)
|
|
{
|
|
struct netbuf *buf;
|
|
void *data;
|
|
u16_t len;
|
|
|
|
while(netconn_recv(newconn, &buf) == ERR_OK)
|
|
{
|
|
do
|
|
{
|
|
netbuf_data(buf, &data, &len);
|
|
err = netconn_write(newconn, data, len, NETCONN_COPY);
|
|
if(err != ERR_OK)
|
|
rt_kprintf("netconn_write() error\n");
|
|
}while(netbuf_next(buf) >= 0);
|
|
netbuf_delete(buf);
|
|
}
|
|
netconn_delete(newconn);
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef RT_USING_FINSH
|
|
#include <finsh.h>
|
|
FINSH_FUNCTION_EXPORT(tcpecho6, startup tcp echo server via ipv6);
|
|
#endif
|