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-rw-r--r--main/src/main/java/de/blinkt/openvpn/core/NetworkSpace.java45
1 files changed, 36 insertions, 9 deletions
diff --git a/main/src/main/java/de/blinkt/openvpn/core/NetworkSpace.java b/main/src/main/java/de/blinkt/openvpn/core/NetworkSpace.java
index afd01184..31290d8a 100644
--- a/main/src/main/java/de/blinkt/openvpn/core/NetworkSpace.java
+++ b/main/src/main/java/de/blinkt/openvpn/core/NetworkSpace.java
@@ -5,6 +5,8 @@ import android.text.TextUtils;
import junit.framework.Assert;
+import org.jetbrains.annotations.NotNull;
+
import java.math.BigInteger;
import java.net.Inet6Address;
import java.util.*;
@@ -23,13 +25,18 @@ public class NetworkSpace {
private BigInteger lastAddress;
+ /**
+ * sorts the networks with following criteria:
+ * 1. compares first 1 of the network
+ * 2. smaller networks are returned as smaller
+ */
@Override
- public int compareTo(ipAddress another) {
+ public int compareTo(@NotNull ipAddress another) {
int comp = getFirstAddress().compareTo(another.getFirstAddress());
if (comp != 0)
return comp;
- // bigger mask means smaller address block
+
if (networkMask > another.networkMask)
return -1;
else if (another.networkMask == networkMask)
@@ -38,6 +45,22 @@ public class NetworkSpace {
return 1;
}
+ /**
+ * Warning ignores the included integer
+ *
+ * @param o
+ * the object to compare this instance with.
+ */
+ @Override
+ public boolean equals(Object o) {
+ if (!(o instanceof ipAddress))
+ return super.equals(o);
+
+
+ ipAddress on = (ipAddress) o;
+ return (networkMask == on.networkMask) && on.getFirstAddress().equals(getFirstAddress());
+ }
+
public ipAddress(CIDRIP ip, boolean include) {
included = include;
netAddress = BigInteger.valueOf(ip.getInt());
@@ -110,10 +133,10 @@ public class NetworkSpace {
public ipAddress[] split() {
- ipAddress firsthalf = new ipAddress(getFirstAddress(), networkMask + 1, included, isV4);
- ipAddress secondhalf = new ipAddress(firsthalf.getLastAddress().add(BigInteger.ONE), networkMask + 1, included, isV4);
- if (BuildConfig.DEBUG) Assert.assertTrue(secondhalf.getLastAddress().equals(getLastAddress()));
- return new ipAddress[]{firsthalf, secondhalf};
+ ipAddress firstHalf = new ipAddress(getFirstAddress(), networkMask + 1, included, isV4);
+ ipAddress secondHalf = new ipAddress(firstHalf.getLastAddress().add(BigInteger.ONE), networkMask + 1, included, isV4);
+ if (BuildConfig.DEBUG) Assert.assertTrue(secondHalf.getLastAddress().equals(getLastAddress()));
+ return new ipAddress[]{firstHalf, secondHalf};
}
String getIPv4Address() {
@@ -185,7 +208,7 @@ public class NetworkSpace {
return ipsDone;
while (currentNet!=null) {
- // Check if it and the next of it are compatbile
+ // Check if it and the next of it are compatible
ipAddress nextNet = networks.poll();
if (BuildConfig.DEBUG) Assert.assertNotNull(currentNet);
@@ -202,9 +225,12 @@ public class NetworkSpace {
// Simply forget our current network
currentNet=nextNet;
} else {
- // our currentnet is included in next and types differ. Need to split the next network
+ // our currentNet is included in next and types differ. Need to split the next network
ipAddress[] newNets = nextNet.split();
+
+ // TODO: The contains method of the Priority is stupid linear search
+
// First add the second half to keep the order in networks
if (!networks.contains(newNets[1]))
networks.add(newNets[1]);
@@ -226,6 +252,7 @@ public class NetworkSpace {
}
// This network is bigger than the next and last ip of current >= next
+ //noinspection StatementWithEmptyBody
if (currentNet.included == nextNet.included) {
// Next network is in included in our network with the same type,
// simply ignore the next and move on
@@ -238,7 +265,7 @@ public class NetworkSpace {
if (BuildConfig.DEBUG) {
Assert.assertTrue (newNets[1].getFirstAddress().equals(nextNet.getFirstAddress()));
Assert.assertTrue (newNets[1].getLastAddress().equals(currentNet.getLastAddress()));
- // Splitted second equal the next network, do not add it
+ // split second equal the next network, do not add it
}
networks.add(nextNet);
} else {