Function libax::cbindings::ax_recvfrom

#[no_mangle]
pub unsafe extern "C" fn ax_recvfrom(
    socket_fd: c_int,
    buf_ptr: *mut c_void,
    len: usize,
    flag: c_int,
    socket_addr: *mut sockaddr,
    addrlen: *mut c_uint
) -> isize

Available on crate features net and cbindings only.

Receive a message on a socket and get its source address.

Return the number of bytes received if success.