Function read_family

api/src/socket.rs:33–39

(addr: UserConstPtr<sockaddr>, addrlen: socklen_t)

}

fn read_family(addr: UserConstPtr<sockaddr>, addrlen: socklen_t) -> AxResult<u16> {
    if size_of::<__kernel_sa_family_t>() > addrlen as usize {
        return Err(AxError::InvalidInput);
    }
    let family = *addr.cast::<__kernel_sa_family_t>().get_as_ref()?;
    Ok(family)
}
unsafe fn cast_to_slice<T>(value: &T) -> &[u8] {
    unsafe { core::slice::from_raw_parts(value as *const T as *const u8, size_of::<T>()) }
}