/* Initialize -- Set data structure to know value, ignore current value */
int
ndmis_initialize (struct ndm_session *sess)
{
struct ndm_image_stream *is = &sess->plumb.image_stream;
NDMOS_MACRO_ZEROFILL(is);
NDMOS_MACRO_ZEROFILL (&is->chan);
ndmis_reinit_remote (sess);
is->data_ep.name = "DATA";
is->tape_ep.name = "TAPE";
return 0;
}
/* Initialize -- Set data structure to know value, ignore current value */
int
ndmis_initialize (struct ndm_session *sess)
{
sess->plumb.image_stream = NDMOS_API_MALLOC (sizeof(struct ndm_image_stream));
if (!sess->plumb.image_stream)
return -1;
NDMOS_MACRO_ZEROFILL (sess->plumb.image_stream);
NDMOS_MACRO_ZEROFILL (&sess->plumb.image_stream->chan);
ndmis_reinit_remote (sess);
sess->plumb.image_stream->data_ep.name = "DATA";
sess->plumb.image_stream->tape_ep.name = "TAPE";
return 0;
}
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;
}
int
ndmis_ep_close (struct ndm_session *sess,
struct ndmis_end_point *mine_ep, struct ndmis_end_point *peer_ep)
{
struct ndm_image_stream *is = &sess->plumb.image_stream;
char * save_name = mine_ep->name;
switch (mine_ep->connect_status) {
case NDMIS_CONN_IDLE:
return 0;
case NDMIS_CONN_BOTCHED:
case NDMIS_CONN_REMOTE:
case NDMIS_CONN_EXCLUDE:
goto messy;
case NDMIS_CONN_LISTEN:
switch (mine_ep->addr_type) {
default:
goto messy;
case NDMP9_ADDR_LOCAL:
ndmis_reinit_remote (sess);
if (peer_ep->connect_status != NDMIS_CONN_IDLE)
goto messy;
break;
case NDMP9_ADDR_TCP:
ndmis_tcp_close (sess);
if (peer_ep->connect_status != NDMIS_CONN_REMOTE)
goto messy;
peer_ep->connect_status = NDMIS_CONN_IDLE;
break;
}
break;
case NDMIS_CONN_ACCEPTED:
switch (mine_ep->addr_type) {
default:
goto messy;
case NDMP9_ADDR_LOCAL:
if (peer_ep->connect_status != NDMIS_CONN_CONNECTED)
goto messy;
peer_ep->connect_status = NDMIS_CONN_DISCONNECTED;
is->chan.eof = 1;
if (mine_ep->transfer_mode == NDMCHAN_MODE_READ)
is->chan.error = 1; /* EPIPE */
break;
case NDMP9_ADDR_TCP:
ndmis_tcp_close (sess);
if (peer_ep->connect_status != NDMIS_CONN_REMOTE)
goto messy;
peer_ep->connect_status = NDMIS_CONN_IDLE;
break;
}
break;
case NDMIS_CONN_CONNECTED:
switch (mine_ep->addr_type) {
default:
goto messy;
case NDMP9_ADDR_LOCAL:
if (peer_ep->connect_status != NDMIS_CONN_ACCEPTED)
goto messy;
peer_ep->connect_status = NDMIS_CONN_DISCONNECTED;
is->chan.eof = 1;
if (mine_ep->transfer_mode == NDMCHAN_MODE_READ)
is->chan.error = 1; /* EPIPE */
break;
case NDMP9_ADDR_TCP:
ndmis_tcp_close (sess);
if (peer_ep->connect_status != NDMIS_CONN_REMOTE)
goto messy;
peer_ep->connect_status = NDMIS_CONN_IDLE;
break;
}
break;
case NDMIS_CONN_DISCONNECTED: /* peer close()d first */
ndmis_reinit_remote (sess);
break;
case NDMIS_CONN_CLOSED:
goto messy;
}
NDMOS_MACRO_ZEROFILL (mine_ep);
mine_ep->name = save_name;
return 0;
messy:
ndmalogf (sess, 0, 2, "close %s messy mcs=%d pcs=%d",
mine_ep->name,
mine_ep->connect_status,
peer_ep->connect_status);
NDMOS_MACRO_ZEROFILL (mine_ep);
mine_ep->name = save_name;
return -1;
}