public static Result <IPAddress> from_u32(UInt32 addr, uint _prefix)
{
var prefix = Prefix32.create(_prefix);
if (prefix.isErr())
{
return(Result <IPAddress> .Err(prefix.unwrapErr()));
}
return(Result <IPAddress> .Ok(new IPAddress(
IpBits.v4(),
new BigInteger(addr),
prefix.unwrap(),
null,
ipv4_is_private,
ipv4_is_loopback,
to_ipv6
)));
}
public static Result <IPAddress> create(string str)
{
var splitted = IPAddress.Split_at_slash(str);
if (!IPAddress.is_valid_ipv4(splitted.addr))
{
return(Result <IPAddress> .Err("Invalid IP <<str>>"));
}
var ip_prefix_num = Result <uint> .Ok(32);
if (splitted.netmask != null)
{
// netmask is defined
ip_prefix_num = IPAddress.parse_netmask_to_prefix(splitted.netmask);
if (ip_prefix_num.isErr())
{
return(Result <IPAddress> .Err(ip_prefix_num.unwrapErr()));
}
//if ip_prefix.ip_bits.version
}
var ip_prefix = Prefix32.create(ip_prefix_num.unwrap());
if (ip_prefix.isErr())
{
return(Result <IPAddress> .Err(ip_prefix.unwrapErr()));
}
var split_u32 = IPAddress.split_to_u32(splitted.addr);
if (split_u32.isErr())
{
return(Result <IPAddress> .Err(split_u32.unwrapErr()));
}
return(Result <IPAddress> .Ok(new IPAddress(IpBits.V4,
new BigInteger(split_u32.unwrap()),
ip_prefix.unwrap(),
null,
ipv4_is_private, ipv4_is_loopback, to_ipv6)));
}