int
lwip_bind(int s, struct sockaddr *name, socklen_t namelen)
{
struct lwip_socket *sock;
struct ip_addr local_addr;
u16_t local_port;
err_t err;
sock = get_socket(s);
if (!sock) {
set_errno(EBADF);
return -1;
}
local_addr.addr = ((struct sockaddr_in *)name)->sin_addr.s_addr;
local_port = ((struct sockaddr_in *)name)->sin_port;
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_bind(%d, addr=", s));
ip_addr_debug_print(SOCKETS_DEBUG, &local_addr);
LWIP_DEBUGF(SOCKETS_DEBUG, (" port=%u)\n", ntohs(local_port)));
err = netconn_bind(sock->conn, &local_addr, ntohs(local_port));
if (err != ERR_OK) {
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_bind(%d) failed, err=%d\n", s, err));
sock_set_errno(sock, err_to_errno(err));
return -1;
}
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_bind(%d) succeeded\n", s));
sock_set_errno(sock, 0);
return 0;
}
int
lwip_send(int s, void *data, int size, unsigned int flags)
{
struct lwip_socket *sock;
struct netbuf *buf;
err_t err;
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_send(%d, data=%p, size=%d, flags=0x%x)\n", s, data, size, flags));
sock = get_socket(s);
if (!sock) {
set_errno(EBADF);
return -1;
}
switch (netconn_type(sock->conn)) {
case NETCONN_RAW:
case NETCONN_UDP:
case NETCONN_UDPLITE:
case NETCONN_UDPNOCHKSUM:
/* create a buffer */
buf = netbuf_new();
if (!buf) {
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_send(%d) ENOBUFS\n", s));
sock_set_errno(sock, ENOBUFS);
return -1;
}
/* make the buffer point to the data that should
be sent */
netbuf_ref(buf, data, size);
/* send the data */
err = netconn_send(sock->conn, buf);
/* deallocated the buffer */
netbuf_delete(buf);
break;
case NETCONN_TCP:
err = netconn_write(sock->conn, data, size, NETCONN_COPY);
break;
default:
err = ERR_ARG;
break;
}
if (err != ERR_OK) {
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_send(%d) err=%d\n", s, err));
sock_set_errno(sock, err_to_errno(err));
return -1;
}
LWIP_DEBUGF(SOCKETS_DEBUG, ("lwip_send(%d) ok size=%d\n", s, size));
sock_set_errno(sock, 0);
return size;
}
/*-----------------------------------------------------------------------------------*/
int
lwip_connect(int s, struct sockaddr *name, socklen_t namelen)
{
struct lwip_socket *sock;
err_t err;
sock = get_socket(s);
if (!sock) {
return -1;
}
if (((struct sockaddr_in *)name)->sin_family == AF_UNSPEC) {
DEBUGF(SOCKETS_DEBUG, ("lwip_connect(%d, AF_UNSPEC)\n", s));
err = netconn_disconnect(sock->conn);
} else {
struct ip_addr remote_addr;
u16_t remote_port;
remote_addr.addr = ((struct sockaddr_in *)name)->sin_addr.s_addr;
remote_port = ((struct sockaddr_in *)name)->sin_port;
#if SOCKETS_DEBUG
DEBUGF(SOCKETS_DEBUG, ("lwip_connect(%d, addr=", s));
ip_addr_debug_print(&remote_addr);
DEBUGF(SOCKETS_DEBUG, (" port=%u)\n", ntohs(remote_port)));
#endif
err = netconn_connect(sock->conn, &remote_addr, ntohs(remote_port));
}
if (err != ERR_OK) {
DEBUGF(SOCKETS_DEBUG, ("lwip_connect(%d) failed, err=%d\n", s, err));
sock_set_errno(sock, err_to_errno(err));
return -1;
}
DEBUGF(SOCKETS_DEBUG, ("lwip_connect(%d) succeeded\n", s));
sock_set_errno(sock, 0);
return 0;
}
/*-----------------------------------------------------------------------------------*/
int
lwip_listen(int s, int backlog)
{
struct lwip_socket *sock;
err_t err;
DEBUGF(SOCKETS_DEBUG, ("lwip_listen(%d, backlog=%d)\n", s, backlog));
sock = get_socket(s);
if (!sock) {
return -1;
}
err = netconn_listen(sock->conn);
if (err != ERR_OK) {
DEBUGF(SOCKETS_DEBUG, ("lwip_listen(%d) failed, err=%d\n", s, err));
sock_set_errno(sock, err_to_errno(err));
return -1;
}
sock_set_errno(sock, 0);
return 0;
}
