From 94387a6e42cf76d8fcaa5f9aab0355164d0bbe2b Mon Sep 17 00:00:00 2001
From: Arne Schwabe <arne@rfc2549.org>
Date: Fri, 18 May 2012 14:11:37 +0200
Subject: Allow only one log window at a time (closes issue #26) Make
 OpenvpnService honour net30 routes (closes issue #24)

---
 src/de/blinkt/openvpn/CIDRIP.java                  | 32 ++++++++++++----------
 src/de/blinkt/openvpn/LaunchVPN.java               |  1 +
 src/de/blinkt/openvpn/OpenVpnManagementThread.java |  2 +-
 src/de/blinkt/openvpn/OpenVpnService.java          | 21 ++++++++++++--
 4 files changed, 38 insertions(+), 18 deletions(-)

(limited to 'src/de')

diff --git a/src/de/blinkt/openvpn/CIDRIP.java b/src/de/blinkt/openvpn/CIDRIP.java
index c2f0d821..ccb3836a 100644
--- a/src/de/blinkt/openvpn/CIDRIP.java
+++ b/src/de/blinkt/openvpn/CIDRIP.java
@@ -5,13 +5,7 @@ class CIDRIP{
 	int len;
 	public CIDRIP(String ip, String mask){
 		mIp=ip;
-		String[] ipt = mask.split("\\.");
-		long netmask=0;
-
-		netmask += Long.parseLong(ipt[0])<< 24;
-		netmask += Integer.parseInt(ipt[1])<< 16;
-		netmask += Integer.parseInt(ipt[2])<< 8;
-		netmask += Integer.parseInt(ipt[3]);
+		long netmask=getInt(mask);
 
 		// Add 33. bit to ensure the loop terminates
 		netmask += 1l << 32;
@@ -36,14 +30,7 @@ class CIDRIP{
 	}
 
 	public boolean normalise(){
-		long ip=0;
-
-		String[] ipt = mIp.split("\\.");
-
-		ip += Long.parseLong(ipt[0])<< 24;
-		ip += Integer.parseInt(ipt[1])<< 16;
-		ip += Integer.parseInt(ipt[2])<< 8;
-		ip += Integer.parseInt(ipt[3]);
+		long ip=getInt(mIp);
 
 		long newip = ip & (0xffffffffl << (32 -len));
 		if (newip != ip){
@@ -53,4 +40,19 @@ class CIDRIP{
 			return false;
 		}
 	}
+	static long getInt(String ipaddr) {
+		String[] ipt = ipaddr.split("\\.");
+		long ip=0;
+
+		ip += Long.parseLong(ipt[0])<< 24;
+		ip += Integer.parseInt(ipt[1])<< 16;
+		ip += Integer.parseInt(ipt[2])<< 8;
+		ip += Integer.parseInt(ipt[3]);
+
+		return ip;
+	}
+	public long getInt() {
+		return getInt(mIp);
+	}
+	
 }
\ No newline at end of file
diff --git a/src/de/blinkt/openvpn/LaunchVPN.java b/src/de/blinkt/openvpn/LaunchVPN.java
index b084b19d..73b1f34d 100644
--- a/src/de/blinkt/openvpn/LaunchVPN.java
+++ b/src/de/blinkt/openvpn/LaunchVPN.java
@@ -349,6 +349,7 @@ public class LaunchVPN extends ListActivity implements OnItemClickListener {
 
 		void startOpenVpn() {
 			Intent startLW = new Intent(getBaseContext(),LogWindow.class);
+			startLW.addFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
 			startActivity(startLW);
 			
 			if(!writeMiniVPN()) {
diff --git a/src/de/blinkt/openvpn/OpenVpnManagementThread.java b/src/de/blinkt/openvpn/OpenVpnManagementThread.java
index b568bd60..82d6f00d 100644
--- a/src/de/blinkt/openvpn/OpenVpnManagementThread.java
+++ b/src/de/blinkt/openvpn/OpenVpnManagementThread.java
@@ -239,7 +239,7 @@ public class OpenVpnManagementThread implements Runnable {
 		} else if (needed.equals("IFCONFIG")) {
 			String[] ifconfigparts = extra.split(" ");
 			int mtu = Integer.parseInt(ifconfigparts[2]);
-			mOpenVPNService.setLocalIP(ifconfigparts[0], ifconfigparts[1],mtu);
+			mOpenVPNService.setLocalIP(ifconfigparts[0], ifconfigparts[1],mtu,ifconfigparts[3]);
 		} else if (needed.equals("IFCONFIG6")) {
 			mOpenVPNService.setLocalIPv6(extra);
 
diff --git a/src/de/blinkt/openvpn/OpenVpnService.java b/src/de/blinkt/openvpn/OpenVpnService.java
index 8f846e32..e2f7ba12 100644
--- a/src/de/blinkt/openvpn/OpenVpnService.java
+++ b/src/de/blinkt/openvpn/OpenVpnService.java
@@ -248,7 +248,9 @@ public class OpenVpnService extends VpnService implements Handler.Callback {
 		
 		// Let the configure Button show the Log
 		Intent intent = new Intent(getBaseContext(),LogWindow.class);
+		intent.addFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
 		PendingIntent startLW = PendingIntent.getActivity(getApplicationContext(), 0, intent, 0);
+		intent.addFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
 		builder.setConfigureIntent(startLW);
 		try {
 			ParcelFileDescriptor pfd = builder.establish();
@@ -309,16 +311,31 @@ public class OpenVpnService extends VpnService implements Handler.Callback {
 	}
 
 
-	public void setLocalIP(String local, String netmask,int mtu) {
+	public void setLocalIP(String local, String netmask,int mtu, String mode) {
 		mLocalIP = new CIDRIP(local, netmask);
 		mMtu = mtu;
 
 		if(mLocalIP.len == 32 && !netmask.equals("255.255.255.255")) {
-			OpenVPN.logMessage(0, "", String.format(getString(R.string.ip_not_cidr, local,netmask)));
+			// get the netmask as IP
+			long netint = CIDRIP.getInt(netmask);
+			if(Math.abs(netint - mLocalIP.getInt()) ==1) {
+				if(mode.equals("net30"))
+					mLocalIP.len=30;
+				else
+					mLocalIP.len=31;
+			} else {
+				OpenVPN.logMessage(0, "", String.format(getString(R.string.ip_not_cidr, local,netmask,mode)));
+			}
 		}
 	}
 
 
+
+
+
+
+
+
 	public void setLocalIPv6(String ipv6addr) {
 		mLocalIPv6 = ipv6addr;
 	}
-- 
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