Merge branch 'gradle' into development

Conflicts:
	.gitignore
	CHANGELOG.md
	README.md
	libs/MemorizingTrustManager
	libs/minidns
	libs/openpgp-api-lib

10 files changed, 455 insertions, 1 deletions

diff --git a/libs/MemorizingTrustManager/example/AndroidManifest.xml b/libs/MemorizingTrustManager/example/AndroidManifest.xml
new file mode 100644
index 00000000..cdc0450b
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/AndroidManifest.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+      package="de.duenndns.mtmexample"
+      android:versionCode="1"
+      android:versionName="1.0">
+      
+    <uses-sdk
+        android:minSdkVersion="3"
+        android:targetSdkVersion="19" />
+
+    <uses-permission android:name="android.permission.INTERNET" />
+
+    <application android:label="@string/app_name" android:icon="@android:drawable/ic_lock_lock">
+        <activity
+            android:name=".MTMExample"
+            android:configChanges="keyboardHidden|orientation|screenSize|screenLayout"
+            android:label="@string/app_name" >
+
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+	<!-- ADD THE FOLLOWING TO YOUR MANIFEST: -->
+	<activity android:name="de.duenndns.ssl.MemorizingActivity"
+        android:theme="@android:style/Theme.Translucent.NoTitleBar" />
+    </application>
+</manifest> 
diff --git a/libs/MemorizingTrustManager/example/ant.properties b/libs/MemorizingTrustManager/example/ant.properties
new file mode 100644
index 00000000..27fcaadd
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/ant.properties
@@ -0,0 +1,18 @@
+# This file is used to override default values used by the Ant build system.
+#
+# This file must be checked in Version Control Systems, as it is
+# integral to the build system of your project.
+
+# This file is only used by the Ant script.
+
+# You can use this to override default values such as
+#  'source.dir' for the location of your java source folder and
+#  'out.dir' for the location of your output folder.
+
+# You can also use it define how the release builds are signed by declaring
+# the following properties:
+#  'key.store' for the location of your keystore and
+#  'key.alias' for the name of the key to use.
+# The password will be asked during the build when you use the 'release' target.
+
+application.package=de.duenndns.mtmexample
diff --git a/libs/MemorizingTrustManager/example/build.gradle b/libs/MemorizingTrustManager/example/build.gradle
new file mode 100644
index 00000000..00bfe99e
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/build.gradle
@@ -0,0 +1,23 @@
+apply plugin: 'android'
+
+dependencies {
+	compile rootProject
+}
+
+android {
+	compileSdkVersion 19
+	buildToolsVersion "19.1"
+	defaultConfig {
+        	minSdkVersion 7
+		targetSdkVersion 19
+	}
+
+	sourceSets {
+		main {
+			manifest.srcFile 'AndroidManifest.xml'
+			java.srcDirs = ['src']
+			res.srcDirs = ['res']
+		}
+	}
+
+}
diff --git a/build.xml b/libs/MemorizingTrustManager/example/build.xml
index 2571750a..cdc74917 100644
--- a/build.xml
+++ b/libs/MemorizingTrustManager/example/build.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project name="Conversations" default="help">
+<project name="MTMExample" default="help">
 
     <!-- The local.properties file is created and updated by the 'android' tool.
          It contains the path to the SDK. It should *NOT* be checked into
diff --git a/libs/MemorizingTrustManager/example/proguard-project.txt b/libs/MemorizingTrustManager/example/proguard-project.txt
new file mode 100644
index 00000000..f2fe1559
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/proguard-project.txt
@@ -0,0 +1,20 @@
+# To enable ProGuard in your project, edit project.properties
+# to define the proguard.config property as described in that file.
+#
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in ${sdk.dir}/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the ProGuard
+# include property in project.properties.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
diff --git a/libs/MemorizingTrustManager/example/project.properties b/libs/MemorizingTrustManager/example/project.properties
new file mode 100644
index 00000000..3692949f
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/project.properties
@@ -0,0 +1,12 @@
+# This file is automatically generated by Android Tools.
+# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
+#
+# This file must be checked in Version Control Systems.
+#
+# To customize properties used by the Ant build system use,
+# "ant.properties", and override values to adapt the script to your
+# project structure.
+
+android.library.reference.1=../
+# Project target.
+target=android-19
diff --git a/libs/MemorizingTrustManager/example/res/layout/mtmexample.xml b/libs/MemorizingTrustManager/example/res/layout/mtmexample.xml
new file mode 100644
index 00000000..dfef58b6
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/res/layout/mtmexample.xml
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	android:orientation="vertical"
+	android:layout_width="fill_parent"
+	android:layout_height="fill_parent" >
+	<EditText
+		android:id="@+id/url" 
+		android:layout_width="fill_parent" 
+		android:layout_height="wrap_content" 
+		android:hint="HTTPS address"
+		android:text="https://op-co.de/mtm/"
+		android:singleLine="true"
+		/>
+	<Button
+		android:id="@+id/connect" 
+		android:layout_width="fill_parent" 
+		android:layout_height="wrap_content" 
+		android:text="Connect"
+		/>
+	<TextView
+		android:id="@+id/content" 
+		android:layout_width="fill_parent" 
+		android:layout_height="wrap_content" 
+		android:layout_weight="1"
+		android:text="Please enter a HTTPS URL and press 'Connect'!"
+		android:textSize="11pt"
+		/>
+	<Button
+		android:id="@+id/manage" 
+		android:layout_width="fill_parent" 
+		android:layout_height="wrap_content" 
+		android:text="Clean up Certificates"
+		android:onClick="onManage"
+		/>
+</LinearLayout>
+
diff --git a/libs/MemorizingTrustManager/example/res/values/strings.xml b/libs/MemorizingTrustManager/example/res/values/strings.xml
new file mode 100644
index 00000000..e4f505bc
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/res/values/strings.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">MemorizingTrustManager Example</string>
+</resources>
diff --git a/libs/MemorizingTrustManager/example/src/de/duenndns/mtmexample/JULHandler.java b/libs/MemorizingTrustManager/example/src/de/duenndns/mtmexample/JULHandler.java
new file mode 100644
index 00000000..40f71f58
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/src/de/duenndns/mtmexample/JULHandler.java
@@ -0,0 +1,169 @@
+package de.duenndns.mtmexample;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.PrintWriter;
+import java.io.StringBufferInputStream;
+import java.io.StringWriter;
+import java.util.logging.Formatter;
+import java.util.logging.Handler;
+import java.util.logging.Level;
+import java.util.logging.LogManager;
+import java.util.logging.LogRecord;
+import java.util.logging.Logger;
+
+import android.util.Log;
+
+/**
+ * A <code>java.util.logging</code> (JUL) Handler for Android.
+ * <p>
+ * If you want fine-grained control over MTM's logging, you can copy this
+ * class to your code base and call the static {@link #initialize()} method.
+ * </p>
+ * <p>
+ * This JUL Handler passes log messages sent to JUL to the Android log, while
+ * keeping the format and stack traces of optionally supplied Exceptions. It
+ * further allows to install a {@link DebugLogSettings} class via
+ * {@link #setDebugLogSettings(DebugLogSettings)} that determines whether JUL log messages of
+ * level {@link java.util.logging.Level#FINE} or lower are logged. This gives
+ * the application developer more control over the logged messages, while
+ * allowing a library developer to place debug log messages without risking to
+ * spam the Android log.
+ * </p>
+ * <p>
+ * If there are no {@code DebugLogSettings} configured, then all messages sent
+ * to JUL will be logged.
+ * </p>
+ * 
+ * @author Florian Schmaus
+ * 
+ */
+@SuppressWarnings("deprecation")
+public class JULHandler extends Handler {
+
+	/** Implement this interface to toggle debug logging.
+	 */
+	public interface DebugLogSettings {
+		public boolean isDebugLogEnabled();
+	}
+
+	private static final String CLASS_NAME = JULHandler.class.getName();
+
+	/**
+	 * The global LogManager configuration.
+	 * <p>
+	 * This configures:
+	 * <ul>
+	 * <li> JULHandler as the default handler for all log messages
+	 * <li> A default log level FINEST (300). Meaning that log messages of a level 300 or higher a
+	 * logged
+	 * </ul>
+	 * </p>
+	 */
+	private static final InputStream LOG_MANAGER_CONFIG = new StringBufferInputStream(
+// @formatter:off
+"handlers = " + CLASS_NAME + '\n' +
+".level = FINEST"
+);
+// @formatter:on
+
+	// Constants for Android vs. JUL debug level comparisons
+	private static final int FINE_INT = Level.FINE.intValue();
+	private static final int INFO_INT = Level.INFO.intValue();
+	private static final int WARN_INT = Level.WARNING.intValue();
+	private static final int SEVE_INT = Level.SEVERE.intValue();
+
+	private static final Logger LOGGER = Logger.getLogger(CLASS_NAME);
+
+	/** A formatter that creates output similar to Android's Log.x. */
+	private static final Formatter FORMATTER = new Formatter() {
+		@Override
+		public String format(LogRecord logRecord) {
+			Throwable thrown = logRecord.getThrown();
+			if (thrown != null) {
+				StringWriter sw = new StringWriter();
+				PrintWriter pw = new PrintWriter(sw, false);
+				pw.write(logRecord.getMessage() + ' ');
+				thrown.printStackTrace(pw);
+				pw.flush();
+				return sw.toString();
+			} else {
+				return logRecord.getMessage();
+			}
+		}
+	};
+
+	private static DebugLogSettings sDebugLogSettings;
+	private static boolean initialized = false;
+
+	public static void initialize() {
+		try {
+			LogManager.getLogManager().readConfiguration(LOG_MANAGER_CONFIG);
+			initialized = true;
+		} catch (IOException e) {
+			Log.e("JULHandler", "Can not initialize configuration", e);
+		}
+		if (initialized) LOGGER.info("Initialzied java.util.logging logger");
+	}
+
+	public static void setDebugLogSettings(DebugLogSettings debugLogSettings) {
+		if (!isInitialized()) initialize();
+		sDebugLogSettings = debugLogSettings;
+	}
+
+	public static boolean isInitialized() {
+		return initialized;
+	}
+
+	public JULHandler() {
+		setFormatter(FORMATTER);
+	}
+
+	@Override
+	public void close() {}
+
+	@Override
+	public void flush() {}
+
+	@Override
+	public boolean isLoggable(LogRecord record) {
+		final boolean debugLog = sDebugLogSettings == null ? true : sDebugLogSettings
+				.isDebugLogEnabled();
+
+		if (record.getLevel().intValue() <= FINE_INT) {
+			return debugLog;
+		}
+		return true;
+	}
+
+	/** JUL method that forwards log records to Android's LogCat. */
+	@Override
+	public void publish(LogRecord record) {
+		if (!isLoggable(record)) return;
+
+		final int priority = getAndroidPriority(record.getLevel());
+		final String tag = substringAfterLastDot(record.getSourceClassName());
+		final String msg = getFormatter().format(record);
+
+		Log.println(priority, tag, msg);
+	}
+
+	/** Helper to convert JUL verbosity levels to Android's Log. */
+	private static int getAndroidPriority(Level level) {
+		int value = level.intValue();
+		if (value >= SEVE_INT) {
+			return Log.ERROR;
+		} else if (value >= WARN_INT) {
+			return Log.WARN;
+		} else if (value >= INFO_INT) {
+			return Log.INFO;
+		} else {
+			return Log.DEBUG;
+		}
+	}
+
+	/** Helper to extract short class names. */
+	private static String substringAfterLastDot(String s) {
+		return s.substring(s.lastIndexOf('.') + 1).trim();
+	}
+}
diff --git a/libs/MemorizingTrustManager/example/src/de/duenndns/mtmexample/MTMExample.java b/libs/MemorizingTrustManager/example/src/de/duenndns/mtmexample/MTMExample.java
new file mode 100644
index 00000000..0d16ae82
--- /dev/null
+++ b/libs/MemorizingTrustManager/example/src/de/duenndns/mtmexample/MTMExample.java
@@ -0,0 +1,143 @@
+package de.duenndns.mtmexample;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.os.Bundle;
+import android.os.Handler;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.Window;
+import android.widget.ArrayAdapter;
+import android.widget.EditText;
+import android.widget.TextView;
+
+import java.net.URL;
+import java.security.KeyStoreException;
+import java.util.ArrayList;
+import java.util.Collections;
+
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.X509TrustManager;
+
+import de.duenndns.ssl.MemorizingTrustManager;
+
+/**
+ * Example to demonstrate the use of MemorizingTrustManager on HTTPS
+ * sockets.
+ */
+public class MTMExample extends Activity implements OnClickListener
+{
+	MemorizingTrustManager mtm;
+	
+	TextView content;
+	HostnameVerifier defaultverifier;
+	EditText urlinput;
+	String text;
+	Handler hdlr;
+
+	/** Creates the Activity and registers a MemorizingTrustManager. */
+	@Override
+	public void onCreate(Bundle savedInstanceState)
+	{
+		super.onCreate(savedInstanceState);
+		JULHandler.initialize();
+		requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
+		setContentView(R.layout.mtmexample);
+
+
+		// set up gui elements
+		findViewById(R.id.connect).setOnClickListener(this);
+		content = (TextView)findViewById(R.id.content);
+		urlinput = (EditText)findViewById(R.id.url);
+
+		// register handler for background thread
+		hdlr = new Handler();
+
+		// Here, the MemorizingTrustManager is activated for HTTPS
+		try {
+			// set location of the keystore
+			MemorizingTrustManager.setKeyStoreFile("private", "sslkeys.bks");
+
+			// register MemorizingTrustManager for HTTPS
+			SSLContext sc = SSLContext.getInstance("TLS");
+			mtm = new MemorizingTrustManager(this);
+			sc.init(null, new X509TrustManager[] { mtm },
+					new java.security.SecureRandom());
+			HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
+			HttpsURLConnection.setDefaultHostnameVerifier(
+					mtm.wrapHostnameVerifier(HttpsURLConnection.getDefaultHostnameVerifier()));
+
+			// disable redirects to reduce possible confusion
+			HttpsURLConnection.setFollowRedirects(false);
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+	/** Updates the screen content from a background thread. */
+	void setText(final String s, final boolean progress) {
+		text = s;
+		hdlr.post(new Runnable() {
+			public void run() {
+				content.setText(s);
+				setProgressBarIndeterminateVisibility(progress);
+			}
+		});
+	}
+
+	/** Spawns a new thread connecting to the specified URL.
+	 * The result of the request is displayed on the screen.
+	 * @param urlString a HTTPS URL to connect to.
+	 */
+	void connect(final String urlString) {
+		new Thread() {
+			public void run() {
+				try {
+					URL u = new URL(urlString);
+					HttpsURLConnection c = (HttpsURLConnection)u.openConnection();
+					c.connect();
+					setText("" + c.getResponseCode() + " "
+							+ c.getResponseMessage(), false);
+					c.disconnect();
+				} catch (Exception e) {
+					setText(e.toString(), false);
+					e.printStackTrace();
+				}
+			}
+		}.start();
+	}
+
+	/** Reacts on the connect Button press. */
+	@Override
+	public void onClick(View view) {
+		String url = urlinput.getText().toString();
+		setText("Loading " + url, true);
+		setProgressBarIndeterminateVisibility(true);
+		connect(url);
+	}
+	
+	/** React on the "Manage Certificates" button press. */
+	public void onManage(View view) {
+		final ArrayList<String> aliases = Collections.list(mtm.getCertificates());
+		ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.select_dialog_item, aliases);
+		new AlertDialog.Builder(this).setTitle("Tap Certificate to Delete")
+				.setNegativeButton(android.R.string.cancel, null)
+				.setAdapter(adapter, new DialogInterface.OnClickListener() {
+						@Override
+						public void onClick(DialogInterface dialog, int which) {
+							try {
+								String alias = aliases.get(which);
+								mtm.deleteCertificate(alias);
+								setText("Deleted " + alias, false);
+							} catch (KeyStoreException e) {
+								e.printStackTrace();
+								setText("Error: " + e.getLocalizedMessage(), false);
+							}
+						}
+					})
+				.create().show();
+	}
+}