int stream_session_accept (transport_connection_t * tc, u32 listener_index,
u8 notify);
int session_open (u32 app_index, session_endpoint_t * tep, u32 opaque);
int session_listen (stream_session_t * s, session_endpoint_cfg_t * sep);
int session_stop_listen (stream_session_t * s);
int stream_session_accept (transport_connection_t * tc, u32 listener_index,
u8 notify);
int session_open (u32 app_index, session_endpoint_t * tep, u32 opaque);
int session_listen (stream_session_t * s, session_endpoint_cfg_t * sep);
int session_stop_listen (stream_session_t * s);