hostage/src/de/tudarmstadt/informatik/hostage/system/Device.java

package de.tudarmstadt.informatik.hostage.system;

import java.io.IOException;

import android.util.Log;

import de.tudarmstadt.informatik.hostage.commons.HelperUtils;


public class Device {
	private static String porthackFilepath = "/data/local/bind";
	private static boolean initialized = false;
	private static boolean root = false;
	private static boolean pp = false;

    private static void checkPorthack() {
		initialized = false;
		porthackFilepath = HelperUtils.getPorthackFilepath();
		Log.i("FILEPATH", porthackFilepath);
		String portBinder = "[ -e "+porthackFilepath+" ]";

		try {
			Process su = new ProcessBuilder("su", "-c", portBinder).start();
			switch (su.waitFor()) {
			case 0:
				root = true;
				pp = true;
				break;
			case 1:
				root = true;
				pp = false;
				break;
			case 127:
				root = false;
				pp = false;
				break;
			}
		} catch (InterruptedException e) {
		} catch (IOException e) {
		} finally {
			initialized = true;
			Log.d("hostage", "Root: " + Boolean.toString(root));
			Log.d("hostage", "PP: " + Boolean.toString(pp));
		}
	}

	public static boolean isRooted() {
		assert(initialized);
		return root;
	}

	public static boolean isPorthackInstalled() {
		assert(initialized);
		return pp;
	}

    /**
     * Called after auto-loading porthack. To update the local variables.
     */

    public static boolean updatePorthack(){
		checkPorthack();
        return (pp && root);
    }

}