Function iow

rustcv-camera/src/backend/linux/sys.rs:36–38

(typ: u8, nr: u8)

    ioc(2, typ, nr, mem::size_of::<T>())
}
const fn iow<T>(typ: u8, nr: u8) -> u32 {
    ioc(1, typ, nr, mem::size_of::<T>())
}
const fn iowr<T>(typ: u8, nr: u8) -> u32 {
    ioc(3, typ, nr, mem::size_of::<T>())
}