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package se.leap.openvpn;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import se.leap.leapclient.R;
import android.content.Context;
import android.content.Intent;
import android.os.Build;
public class VPNLaunchHelper {
static private boolean writeMiniVPN(Context context) {
File mvpnout = new File(context.getCacheDir(),VpnProfile.MINIVPN);
if (mvpnout.exists() && mvpnout.canExecute())
return true;
IOException e2 = null;
try {
InputStream mvpn;
try {
mvpn = context.getAssets().open("minivpn." + Build.CPU_ABI);
}
catch (IOException errabi) {
OpenVPN.logInfo("Failed getting assets for archicture " + Build.CPU_ABI);
e2=errabi;
mvpn = context.getAssets().open("minivpn." + Build.CPU_ABI2);
}
FileOutputStream fout = new FileOutputStream(mvpnout);
byte buf[]= new byte[4096];
int lenread = mvpn.read(buf);
while(lenread> 0) {
fout.write(buf, 0, lenread);
lenread = mvpn.read(buf);
}
fout.close();
if(!mvpnout.setExecutable(true)) {
OpenVPN.logMessage(0, "","Failed to set minivpn executable");
return false;
}
return true;
} catch (IOException e) {
if(e2!=null)
OpenVPN.logMessage(0, "",e2.getLocalizedMessage());
OpenVPN.logMessage(0, "",e.getLocalizedMessage());
e.printStackTrace();
return false;
}
}
public static void startOpenVpn(VpnProfile startprofile, Context context) {
if(!writeMiniVPN(context)) {
OpenVPN.logMessage(0, "", "Error writing minivpn binary");
return;
}
OpenVPN.logMessage(0, "", context.getString(R.string.building_configration));
Intent startVPN = startprofile.prepareIntent(context);
if(startVPN!=null)
context.startService(startVPN);
}
}
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