int
ndmis_tcp_close (struct ndm_session *sess)
{
struct ndm_image_stream *is = &sess->plumb.image_stream;
switch (is->remote.connect_status) {
case NDMIS_CONN_LISTEN:
ndmchan_cleanup (&is->remote.listen_chan);
break;
case NDMIS_CONN_CONNECTED:
case NDMIS_CONN_ACCEPTED:
ndmchan_cleanup (&is->chan);
break;
default:
break;
}
ndmis_reinit_remote (sess);
return 0;
}
void
ndmda_data_halt (struct ndm_session *sess, ndmp9_data_halt_reason reason)
{
struct ndm_data_agent * da = sess->data_acb;
da->data_state.state = NDMP9_DATA_STATE_HALTED;
da->data_state.halt_reason = reason;
da->data_notify_pending = 1;
ndmda_fh_flush (sess);
ndmis_data_close (sess);
ndmchan_cleanup (&da->formatter_image);
ndmchan_cleanup (&da->formatter_error);
ndmchan_cleanup (&da->formatter_wrap);
/* this needs to be better */
if (da->formatter_pid) {
sleep (1); /* give gtar a chance to stop by itself */
kill (da->formatter_pid, SIGTERM);
}
}
int
ndmis_tcp_accept (struct ndm_session *sess)
{
struct ndm_image_stream *is = &sess->plumb.image_stream;
char * what = "???";
ndmp9_tcp_addr * tcp_addr;
struct sockaddr sa;
struct sockaddr_in * sin = (struct sockaddr_in *) &sa;
socklen_t len;
int accept_sock = -1;
what = "remote-conn-stat";
if (is->remote.connect_status != NDMIS_CONN_LISTEN)
goto fail;
what = "remote-list-ready";
if (!is->remote.listen_chan.ready)
goto fail;
what = "accept";
len = sizeof sa;
accept_sock = accept (is->remote.listen_chan.fd, &sa, &len);
ndmchan_cleanup (&is->remote.listen_chan);
if (accept_sock < 0) {
is->remote.connect_status = NDMIS_CONN_BOTCHED;
goto fail;
}
/* write what we know, ndmis...addrs() will update if possible */
is->remote.peer_addr.addr_type = NDMP9_ADDR_TCP;
tcp_addr = &is->remote.peer_addr.ndmp9_addr_u.tcp_addr;
tcp_addr->ip_addr = ntohl (sin->sin_addr.s_addr);
tcp_addr->port = ntohs (sin->sin_port);
ndmis_tcp_green_light (sess, accept_sock, NDMIS_CONN_ACCEPTED);
return 0;
fail:
ndmalogf (sess, 0, 2, "ndmis_tcp_accept(): %s failed", what);
if (accept_sock >= 0) close (accept_sock);
return -1;
}
