Macro fm_ipv4_from 

macro_rules! fm_ipv4_from {
    ($field:expr, $value:expr) => { ... };
}

Create a FieldMatch with an IPv4 value.

use rapimt_core::{fm_ipv4_from};
use rapimt_core::prelude::{ipv4_to_match, FieldMatch, Match};
let _ = fm_ipv4_from!("dip", "192.168.1.0/24");
let _ = fm_ipv4_from!("dip", "3232235776/32");
let _ = fm_ipv4_from!("dip", "0/0");