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/*
* Copyright © 2018 Samuel Holland <samuel@sholland.org>
* Copyright © 2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
package com.wireguard.config;
import android.support.annotation.NonNull;
import java.net.Inet4Address;
import java.net.InetAddress;
import java.util.Objects;
public class InetNetwork {
private final InetAddress address;
private final int mask;
public InetNetwork(@NonNull final String input) {
final int slash = input.lastIndexOf('/');
final int rawMask;
final String rawAddress;
if (slash >= 0) {
rawMask = Integer.parseInt(input.substring(slash + 1), 10);
rawAddress = input.substring(0, slash);
} else {
rawMask = -1;
rawAddress = input;
}
address = InetAddresses.parse(rawAddress);
final int maxMask = (address instanceof Inet4Address) ? 32 : 128;
mask = rawMask >= 0 && rawMask <= maxMask ? rawMask : maxMask;
}
@Override
public boolean equals(final Object obj) {
if (!(obj instanceof InetNetwork))
return false;
final InetNetwork other = (InetNetwork) obj;
return Objects.equals(address, other.address) && mask == other.mask;
}
@NonNull
public InetAddress getAddress() {
return address;
}
public int getMask() {
return mask;
}
@Override
public int hashCode() {
return address.hashCode() ^ mask;
}
@Override
public String toString() {
return address.getHostAddress() + '/' + mask;
}
}
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