use cty::*; /// These glue functions are from tosglue.c extern { pub fn rust_print(msg: *const u8); pub fn rust_oled_print(msg: *const u8); pub fn rust_wifi_init() -> i32; pub fn rust_wifi_connect(ssid: *const u8, passwd: *const u8); pub fn rust_sleep(ms: u32); pub fn rust_mqtt_daemon() -> c_void; }