static void telnet_accept(struct net_context *client,
struct sockaddr *addr,
socklen_t addrlen,
int error,
void *user_data)
{
if (error) {
LOG_ERR("Error %d", error);
goto error;
}
if (client_cnx) {
LOG_WRN("A telnet client is already in.");
goto error;
}
if (net_context_recv(client, telnet_recv, 0, NULL)) {
LOG_ERR("Unable to setup reception (family %u)",
net_context_get_family(client));
goto error;
}
LOG_DBG("Telnet client connected (family AF_INET%s)",
net_context_get_family(client) == AF_INET ? "" : "6");
orig_printk_hook = __printk_get_hook();
__printk_hook_install(telnet_console_out);
client_cnx = client;
k_timer_start(&send_timer, TELNET_TIMEOUT, TELNET_TIMEOUT);
return;
error:
net_context_put(client);
}
STATIC void parse_inet_addr(socket_obj_t *socket, mp_obj_t addr_in, struct sockaddr *sockaddr) {
// We employ the fact that port and address offsets are the same for IPv4 & IPv6
struct sockaddr_in *sockaddr_in = (struct sockaddr_in*)sockaddr;
mp_obj_t *addr_items;
mp_obj_get_array_fixed_n(addr_in, 2, &addr_items);
sockaddr_in->sin_family = net_context_get_family((void*)socket->ctx);
RAISE_ERRNO(net_addr_pton(sockaddr_in->sin_family, mp_obj_str_get_str(addr_items[0]), &sockaddr_in->sin_addr));
sockaddr_in->sin_port = htons(mp_obj_get_int(addr_items[1]));
}
static void tcp_accepted(struct net_context *context,
struct sockaddr *addr,
socklen_t addrlen,
int error,
void *user_data)
{
int ret;
NET_DBG("Accept called, context %p error %d", context, error);
ret = net_context_recv(context, tcp_received, 0, NULL);
if (ret < 0) {
printk("Cannot receive TCP packet (family %d)",
net_context_get_family(context));
}
}
static void telnet_recv(struct net_context *client,
struct net_pkt *pkt,
int status,
void *user_data)
{
if (!pkt || status) {
telnet_end_client_connection();
SYS_LOG_DBG("Telnet client dropped (AF_INET%s) status %d",
net_context_get_family(client) == AF_INET ?
"" : "6", status);
return;
}
telnet_handle_input(pkt);
net_pkt_unref(pkt);
}
