android: Add measurement collector for ITA Settings
authorTobias Brunner <tobias@strongswan.org>
Fri, 26 Apr 2013 16:17:32 +0000 (18:17 +0200)
committerTobias Brunner <tobias@strongswan.org>
Mon, 8 Jul 2013 16:49:27 +0000 (18:49 +0200)
src/frontends/android/jni/libandroidbridge/byod/imc_android.c
src/frontends/android/src/org/strongswan/android/logic/imc/AndroidImc.java
src/frontends/android/src/org/strongswan/android/logic/imc/attributes/AttributeType.java
src/frontends/android/src/org/strongswan/android/logic/imc/attributes/PrivateEnterpriseNumber.java
src/frontends/android/src/org/strongswan/android/logic/imc/attributes/SettingsAttribute.java [new file with mode: 0644]
src/frontends/android/src/org/strongswan/android/logic/imc/collectors/SettingsCollector.java [new file with mode: 0644]

index 4079e4c..70419c9 100644 (file)
@@ -363,7 +363,10 @@ static TNC_Result receive_message(imc_msg_t *in_msg)
                {
                        case PEN_IETF:
                                handle_ietf_attribute(attr_type, attr, out_msg);
-                               /* fall-through */
+                               continue;
+                       case PEN_ITA:
+                               handle_ita_attribute(attr_type, attr, out_msg);
+                               continue;
                        default:
                                continue;
                }
index 2219c51..1c298be 100644 (file)
@@ -21,6 +21,7 @@ import org.strongswan.android.logic.imc.collectors.Collector;
 import org.strongswan.android.logic.imc.collectors.InstalledPackagesCollector;
 import org.strongswan.android.logic.imc.collectors.PortFilterCollector;
 import org.strongswan.android.logic.imc.collectors.ProductInformationCollector;
+import org.strongswan.android.logic.imc.collectors.SettingsCollector;
 import org.strongswan.android.logic.imc.collectors.StringVersionCollector;
 
 import android.content.Context;
@@ -75,6 +76,9 @@ public class AndroidImc
                        case IETF_INSTALLED_PACKAGES:
                                collector = new InstalledPackagesCollector(mContext);
                                break;
+                       case ITA_SETTINGS:
+                               collector = new SettingsCollector(mContext, args);
+                               break;
                        default:
                                break;
                }
index 8d91514..52eef97 100644 (file)
@@ -19,6 +19,7 @@ package org.strongswan.android.logic.imc.attributes;
 
 public enum AttributeType
 {
+       /* IETF standard PA-TNC attribute types defined by RFC 5792 */
        IETF_TESTING(PrivateEnterpriseNumber.IETF, 0),
        IETF_ATTRIBUTE_REQUEST(PrivateEnterpriseNumber.IETF, 1),
        IETF_PRODUCT_INFORMATION(PrivateEnterpriseNumber.IETF, 2),
@@ -32,7 +33,9 @@ public enum AttributeType
        IETF_REMEDIATION_INSTRUCTIONS(PrivateEnterpriseNumber.IETF, 10),
        IETF_FORWARDING_ENABLED(PrivateEnterpriseNumber.IETF, 11),
        IETF_FACTORY_DEFAULT_PWD_ENABLED(PrivateEnterpriseNumber.IETF, 12),
-       IETF_RESERVED(PrivateEnterpriseNumber.IETF, 0xffffffff);
+       IETF_RESERVED(PrivateEnterpriseNumber.IETF, 0xffffffff),
+       /* ITA attributes */
+       ITA_SETTINGS(PrivateEnterpriseNumber.ITA, 4);
 
        private PrivateEnterpriseNumber mVendor;
        private int mType;
diff --git a/src/frontends/android/src/org/strongswan/android/logic/imc/attributes/SettingsAttribute.java b/src/frontends/android/src/org/strongswan/android/logic/imc/attributes/SettingsAttribute.java
new file mode 100644 (file)
index 0000000..37d8201
--- /dev/null
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2013 Tobias Brunner
+ * Copyright (C) 2012 Christoph Buehler
+ * Copyright (C) 2012 Patrick Loetscher
+ * 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;
+
+import java.util.LinkedList;
+
+import org.strongswan.android.utils.BufferedByteWriter;
+
+import android.util.Pair;
+
+/**
+ * ITA Settings 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
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  |                         Settings Count                        |
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  |        Name Length            |  Name (Variable Length)       ~
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  ~                      Name (Variable Length)                   ~
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  |        Value Length           |  Value (Variable Length)      ~
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  ~                      Value (Variable Length)                  ~
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  |        Name Length            |  Name (Variable Length)       ~
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  ~                      Name (Variable Length)                   ~
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  |        Value Length           |  Value (Variable Length)      ~
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *  ~                      Value (Variable Length)                  ~
+ *  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ *                                      ...........................
+ */
+public class SettingsAttribute implements Attribute
+{
+       private final LinkedList<Pair<String, String>> mSettings = new LinkedList<Pair<String, String>>();
+
+       /**
+        * Add a setting to this attribute.
+        * @param name name of the setting
+        * @param value value of the setting
+        */
+       public void addSetting(String name, String value)
+       {
+               mSettings.add(new Pair<String, String>(name, value));
+       }
+
+       @Override
+       public byte[] getEncoding()
+       {
+               BufferedByteWriter writer = new BufferedByteWriter();
+               writer.put32(mSettings.size());
+               for (Pair<String, String> pair : mSettings)
+               {
+                       writer.putLen16(pair.first.getBytes());
+                       writer.putLen16(pair.second.getBytes());
+               }
+               return writer.toByteArray();
+       }
+}
diff --git a/src/frontends/android/src/org/strongswan/android/logic/imc/collectors/SettingsCollector.java b/src/frontends/android/src/org/strongswan/android/logic/imc/collectors/SettingsCollector.java
new file mode 100644 (file)
index 0000000..3f6bcff
--- /dev/null
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2013 Tobias Brunner
+ * Copyright (C) 2012 Christoph Buehler
+ * Copyright (C) 2012 Patrick Loetscher
+ * 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.SettingsAttribute;
+
+import android.content.ContentResolver;
+import android.content.Context;
+
+public class SettingsCollector implements Collector
+{
+       private final ContentResolver mContentResolver;
+       private final String[] mSettings;
+
+       public SettingsCollector(Context context, String[] args)
+       {
+               mContentResolver = context.getContentResolver();
+               mSettings = args;
+       }
+
+       @Override
+       public Attribute getMeasurement()
+       {
+               if (mSettings == null || mSettings.length == 0)
+               {
+                       return null;
+               }
+               SettingsAttribute attribute = new SettingsAttribute();
+               for (String name : mSettings)
+               {
+                       String value = android.provider.Settings.Secure.getString(mContentResolver, name.toLowerCase());
+                       if (value == null)
+                       {
+                               value = android.provider.Settings.System.getString(mContentResolver, name.toLowerCase());
+                       }
+                       if (value != null)
+                       {
+                               attribute.addSetting(name, value);
+                       }
+               }
+               return attribute;
+       }
+}