int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func, void *opaque) { if (monitor_ctrl_mode(mon)) { qerror_report(QERR_MISSING_PARAMETER, "password"); return -EINVAL; } else if (mon->rs) { readline_start(mon->rs, "Password: ", 1, readline_func, opaque); /* prompt is printed on return from the command handler */ return 0; } else { monitor_printf(mon, "terminal does not support password prompting\n"); return -ENOTTY; } }