android: Add measurement collector for ITA Device ID

src/frontends/android/src/org/strongswan/android/logic/imc/AndroidImc.java

@@ -18,6 +18,7 @@ package org.strongswan.android.logic.imc;
 import org.strongswan.android.logic.imc.attributes.Attribute;
 import org.strongswan.android.logic.imc.attributes.AttributeType;
 import org.strongswan.android.logic.imc.collectors.Collector;
+import org.strongswan.android.logic.imc.collectors.DeviceIdCollector;
 import org.strongswan.android.logic.imc.collectors.InstalledPackagesCollector;
 import org.strongswan.android.logic.imc.collectors.PortFilterCollector;
 import org.strongswan.android.logic.imc.collectors.ProductInformationCollector;
@@ -79,6 +80,9 @@ public class AndroidImc
 			case ITA_SETTINGS:
 				collector = new SettingsCollector(mContext, args);
 				break;
+			case ITA_DEVICE_ID:
+				collector = new DeviceIdCollector(mContext);
+				break;
 			default:
 				break;
 		}

src/frontends/android/src/org/strongswan/android/logic/imc/attributes/AttributeType.java

@@ -35,7 +35,8 @@ public enum AttributeType
 	IETF_FACTORY_DEFAULT_PWD_ENABLED(PrivateEnterpriseNumber.IETF, 12),
 	IETF_RESERVED(PrivateEnterpriseNumber.IETF, 0xffffffff),
 	/* ITA attributes */
-	ITA_SETTINGS(PrivateEnterpriseNumber.ITA, 4);
+	ITA_SETTINGS(PrivateEnterpriseNumber.ITA, 4),
+	ITA_DEVICE_ID(PrivateEnterpriseNumber.ITA, 8);
 
 	private PrivateEnterpriseNumber mVendor;
 	private int mType;

src/frontends/android/src/org/strongswan/android/logic/imc/attributes/DeviceIdAttribute.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2013 Tobias Brunner
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+package org.strongswan.android.logic.imc.attributes;
+
+/**
+ * ITA Device ID attribute
+ *
+ *                       1                   2                   3
+ *   0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  | Device ID (Variable Length)                                   |
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+public class DeviceIdAttribute implements Attribute
+{
+	private String mDeviceId;
+
+	/**
+	 * Set the device ID
+	 * @param version version number
+	 */
+	public void setDeviceId(String deviceId)
+	{
+		this.mDeviceId = deviceId;
+	}
+
+	@Override
+	public byte[] getEncoding()
+	{
+		return mDeviceId.getBytes();
+	}
+}

src/frontends/android/src/org/strongswan/android/logic/imc/collectors/DeviceIdCollector.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2013 Tobias Brunner
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+package org.strongswan.android.logic.imc.collectors;
+
+import org.strongswan.android.logic.imc.attributes.Attribute;
+import org.strongswan.android.logic.imc.attributes.DeviceIdAttribute;
+
+import android.content.ContentResolver;
+import android.content.Context;
+
+public class DeviceIdCollector implements Collector
+{
+	private final ContentResolver mContentResolver;
+
+	public DeviceIdCollector(Context context)
+	{
+		mContentResolver = context.getContentResolver();
+	}
+
+	@Override
+	public Attribute getMeasurement()
+	{
+		String id = android.provider.Settings.Secure.getString(mContentResolver, "android_id");
+		if (id != null)
+		{
+			DeviceIdAttribute attribute = new DeviceIdAttribute();
+			attribute.setDeviceId(id);
+			return attribute;
+		}
+		return null;
+	}
+}