Initial import

1 files changed, 78 insertions, 0 deletions

diff --git a/src/de/blinkt/openvpn/OpenVPN.java b/src/de/blinkt/openvpn/OpenVPN.java
new file mode 100644
index 00000000..7385726b
--- /dev/null
+++ b/src/de/blinkt/openvpn/OpenVPN.java
@@ -0,0 +1,78 @@
+package de.blinkt.openvpn;
+
+import java.util.LinkedList;
+
+import android.os.ParcelFileDescriptor;
+import android.util.Log;
+
+public class OpenVPN {
+	private static OpenVpnService mOpenVpnService;
+	private static String localip;
+	private static final int MAXLOGENTRIES = 500;
+	public static native int startOpenVPNThread();
+	public static native int startOpenVPNThreadArgs(String argv[]);
+    private static final String TAG = "OpenVpn";
+
+	
+	public static LinkedList<String> logbuffer = new LinkedList<String>();
+	private static int counter=0;
+
+
+	 static {
+		 System.loadLibrary("crypto");
+		 System.loadLibrary("ssl");
+		 System.loadLibrary("lzo");
+		 System.loadLibrary("openvpn");
+	    }
+
+	 static void addRoute(String dest,String mask, String gw) {
+	        Log.i("openvpn" ,"Got Routing information " + dest + " " + mask + "  " + gw  );		 
+	 }
+	 
+	 synchronized static void logMessage(int level,String prefix, String message)
+	 {
+		 logbuffer.addFirst(prefix + " " + message);
+		 if(logbuffer.size()>MAXLOGENTRIES)
+			 logbuffer.removeLast();
+		 
+		 // The garbage collector does not collect the String from native
+		 // but kills me for logging 100 messages with too many references :(
+		 // Force GC how and then to kill loose ends
+		 if(counter++ % 50==0)
+			 System.gc();
+	 }
+	 
+	 
+	 static void addInterfaceInfo(int mtu, String local, String remote)
+	 {
+		 Log.i("openvpn","Got interface info M"  + mtu + " L: " + local + "R: " + remote);
+		 localip=local;
+	 }
+
+	public static void setCallback(OpenVpnService openVpnService) {
+		mOpenVpnService = openVpnService;
+	}
+
+	public static boolean protectSocket (int sockfd)
+	{
+		boolean p = mOpenVpnService.protect(sockfd);
+		if(p)
+			Log.d("openvpn","Protected socket "+ sockfd);
+		else
+			Log.e("openvpn","Error protecting socket "+ sockfd);
+		return p;
+	}
+	
+	public static int openTunDevice() {
+		Log.d(TAG,"Opening tun device");
+		ParcelFileDescriptor pfd = mOpenVpnService.openTun(localip);
+		return pfd.detachFd();
+	}
+	//! Dummy method being called to force loading of JNI Libraries
+	public static void foo() {	}
+	
+	synchronized public static String[] getlogbuffer() {
+		return (String[]) logbuffer.toArray(new String[logbuffer.size()]);
+
+	}
+}