int s2n_shutdown(struct s2n_connection *conn, int *more)
{
/* Write any pending I/O */
GUARD(s2n_flush(conn, more));
GUARD(s2n_queue_writer_close_alert(conn));
/* Write the alert message out */
GUARD(s2n_flush(conn, more));
/* Wipe the connection */
GUARD(s2n_connection_wipe(conn));
return 0;
}
int s2n_shutdown(struct s2n_connection *conn, s2n_blocked_status * more)
{
notnull_check(conn);
notnull_check(more);
/* Treat this call as a no-op if already wiped */
if (conn->send == NULL && conn->recv == NULL) {
return 0;
}
uint64_t elapsed;
GUARD(s2n_timer_elapsed(conn->config, &conn->write_timer, &elapsed));
S2N_ERROR_IF(elapsed < conn->delay, S2N_ERR_SHUTDOWN_PAUSED);
/* Queue our close notify, once. Use warning level so clients don't give up */
GUARD(s2n_queue_writer_close_alert_warning(conn));
/* Write it */
GUARD(s2n_flush(conn, more));
/* Assume caller isn't interested in pending incoming data */
if (conn->in_status == PLAINTEXT) {
GUARD(s2n_stuffer_wipe(&conn->header_in));
GUARD(s2n_stuffer_wipe(&conn->in));
conn->in_status = ENCRYPTED;
}
/* Fails with S2N_ERR_SHUTDOWN_RECORD_TYPE or S2N_ERR_ALERT on receipt of anything but a close_notify */
GUARD(s2n_recv_close_notify(conn, more));
return 0;
}
int s2n_shutdown(struct s2n_connection *conn, s2n_blocked_status *more)
{
uint64_t elapsed;
GUARD(s2n_timer_elapsed(conn->config, &conn->write_timer, &elapsed));
if (elapsed < conn->delay) {
S2N_ERROR(S2N_ERR_SHUTDOWN_PAUSED);
}
/* Write any pending I/O */
GUARD(s2n_flush(conn, more));
GUARD(s2n_queue_writer_close_alert(conn));
/* Write the alert message out */
GUARD(s2n_flush(conn, more));
/* Wipe the connection */
GUARD(s2n_connection_wipe(conn));
return 0;
}
