Renaming APG to OpenPGP Keychain

19 files changed, 1098 insertions, 0 deletions

diff --git a/OpenPGP-Keychain-API-Demo/.gitignore b/OpenPGP-Keychain-API-Demo/.gitignore
new file mode 100644
index 000000000..2e423e1a3
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/.gitignore
@@ -0,0 +1,23 @@
+#Android generated
+bin
+gen
+obj
+libs/armeabi
+lint.xml
+local.properties
+
+#Eclipse
+.project
+.classpath
+.settings
+
+#IntelliJ IDEA
+.idea
+*.iml
+
+#Maven
+target
+release.properties
+
+#Mac
+.DS_Store
\ No newline at end of file
diff --git a/OpenPGP-Keychain-API-Demo/AndroidManifest.xml b/OpenPGP-Keychain-API-Demo/AndroidManifest.xml
new file mode 100644
index 000000000..9d735860c
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/AndroidManifest.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="org.sufficientlysecure.keychain.demo"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-permission android:name="org.sufficientlysecure.keychain.permission.ACCESS_API" />
+    <uses-permission android:name="org.sufficientlysecure.keychain.permission.ACCESS_KEYS" />
+
+    <uses-sdk
+        android:minSdkVersion="7"
+        android:targetSdkVersion="14" />
+
+    <application
+        android:icon="@drawable/icon"
+        android:label="APG API Demo" >
+        <activity
+            android:name=".BaseActivity"
+            android:label="APG API Demo" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        <activity
+            android:name=".IntentDemoActivity"
+            android:label="Intent Demo 1"
+            android:windowSoftInputMode="stateHidden" />
+        <activity
+            android:name=".AidlDemoActivity"
+            android:label="Aidl Demo (ACCESS_API permission)"
+            android:windowSoftInputMode="stateHidden" />
+        <activity
+            android:name=".AidlDemoActivity2"
+            android:label="Aidl Demo (ACCESS_KEYS permission)"
+            android:windowSoftInputMode="stateHidden" />
+        <activity
+            android:name=".ContentProviderDemoActivity"
+            android:label="Content Provider Demo"
+            android:windowSoftInputMode="stateHidden" />
+    </application>
+
+</manifest>
\ No newline at end of file
diff --git a/OpenPGP-Keychain-API-Demo/build.xml b/OpenPGP-Keychain-API-Demo/build.xml
new file mode 100644
index 000000000..e72865c84
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/build.xml
@@ -0,0 +1,83 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project name="APG Integration Demo" 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
+         Version Control Systems. -->
+    <property file="local.properties" />
+
+    <!-- The ant.properties file can be created by you. It is only edited by the
+         'android' tool to add properties to it.
+         This is the place to change some Ant specific build properties.
+         Here are some properties you may want to change/update:
+
+         source.dir
+             The name of the source directory. Default is 'src'.
+         out.dir
+             The name of the output directory. Default is 'bin'.
+
+         For other overridable properties, look at the beginning of the rules
+         files in the SDK, at tools/ant/build.xml
+
+         Properties related to the SDK location or the project target should
+         be updated using the 'android' tool with the 'update' action.
+
+         This file is an integral part of the build system for your
+         application and should be checked into Version Control Systems.
+
+         -->
+    <property file="ant.properties" />
+
+    <!-- The project.properties file is created and updated by the 'android'
+         tool, as well as ADT.
+
+         This contains project specific properties such as project target, and library
+         dependencies. Lower level build properties are stored in ant.properties
+         (or in .classpath for Eclipse projects).
+
+         This file is an integral part of the build system for your
+         application and should be checked into Version Control Systems. -->
+    <loadproperties srcFile="project.properties" />
+
+    <!-- quick check on sdk.dir -->
+    <fail
+            message="sdk.dir is missing. Make sure to generate local.properties using 'android update project' or to inject it through an env var"
+            unless="sdk.dir"
+    />
+
+    <!--
+        Import per project custom build rules if present at the root of the project.
+        This is the place to put custom intermediary targets such as:
+            -pre-build
+            -pre-compile
+            -post-compile (This is typically used for code obfuscation.
+                           Compiled code location: ${out.classes.absolute.dir}
+                           If this is not done in place, override ${out.dex.input.absolute.dir})
+            -post-package
+            -post-build
+            -pre-clean
+    -->
+    <import file="custom_rules.xml" optional="true" />
+
+    <!-- Import the actual build file.
+
+         To customize existing targets, there are two options:
+         - Customize only one target:
+             - copy/paste the target into this file, *before* the
+               <import> task.
+             - customize it to your needs.
+         - Customize the whole content of build.xml
+             - copy/paste the content of the rules files (minus the top node)
+               into this file, replacing the <import> task.
+             - customize to your needs.
+
+         ***********************
+         ****** IMPORTANT ******
+         ***********************
+         In all cases you must update the value of version-tag below to read 'custom' instead of an integer,
+         in order to avoid having your file be overridden by tools such as "android update project"
+    -->
+    <!-- version-tag: 1 -->
+    <import file="${sdk.dir}/tools/ant/build.xml" />
+
+</project>
diff --git a/OpenPGP-Keychain-API-Demo/proguard-project.txt b/OpenPGP-Keychain-API-Demo/proguard-project.txt
new file mode 100644
index 000000000..f2fe1559a
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/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/OpenPGP-Keychain-API-Demo/project.properties b/OpenPGP-Keychain-API-Demo/project.properties
new file mode 100644
index 000000000..85ec9915d
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/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.
+
+# Project target.
+target=android-15
+android.library.reference.1=../OpenPGP-Keychain-API-Lib
diff --git a/OpenPGP-Keychain-API-Demo/res/drawable-hdpi/icon.png b/OpenPGP-Keychain-API-Demo/res/drawable-hdpi/icon.png
new file mode 100644
index 000000000..6b8cc3d73
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/drawable-hdpi/icon.png
diff --git a/OpenPGP-Keychain-API-Demo/res/drawable-ldpi/icon.png b/OpenPGP-Keychain-API-Demo/res/drawable-ldpi/icon.png
new file mode 100644
index 000000000..a1adf6bcb
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/drawable-ldpi/icon.png
diff --git a/OpenPGP-Keychain-API-Demo/res/drawable-mdpi/icon.png b/OpenPGP-Keychain-API-Demo/res/drawable-mdpi/icon.png
new file mode 100644
index 000000000..6b10a2ad3
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/drawable-mdpi/icon.png
diff --git a/OpenPGP-Keychain-API-Demo/res/drawable-xhdpi/icon.png b/OpenPGP-Keychain-API-Demo/res/drawable-xhdpi/icon.png
new file mode 100644
index 000000000..03ee31bbd
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/drawable-xhdpi/icon.png
diff --git a/OpenPGP-Keychain-API-Demo/res/layout/aidl_demo.xml b/OpenPGP-Keychain-API-Demo/res/layout/aidl_demo.xml
new file mode 100644
index 000000000..59977869d
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/layout/aidl_demo.xml
@@ -0,0 +1,72 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content" >
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical" >
+
+        <Button
+            android:id="@+id/aidl_demo_create_new_key"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="createNewKeyOnClick"
+            android:text="Create new key" />
+
+        <Button
+            android:id="@+id/aidl_demo_select_secret_key"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="selectSecretKeyOnClick"
+            android:text="Select secret key" />
+
+        <Button
+            android:id="@+id/aidl_demo_select_encryption_key"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="selectEncryptionKeysOnClick"
+            android:text="Select encryption key(s)" />
+
+        <EditText
+            android:id="@+id/aidl_demo_message"
+            android:layout_width="match_parent"
+            android:layout_height="150dip"
+            android:text="message"
+            android:textAppearance="@android:style/TextAppearance.Small" />
+
+        <EditText
+            android:id="@+id/aidl_demo_ciphertext"
+            android:layout_width="match_parent"
+            android:layout_height="150dip"
+            android:text="ciphertext"
+            android:textAppearance="@android:style/TextAppearance.Small" />
+
+        <Button
+            android:id="@+id/aidl_demo_encrypt"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="encryptOnClick"
+            android:text="Encrypt" />
+
+        <Button
+            android:id="@+id/aidl_demo_decrypt"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="decryptOnClick"
+            android:text="Decrypt" />
+
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:text="APG Data:" />
+
+        <TextView
+            android:id="@+id/aidl_demo_data"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:minLines="10" />
+    </LinearLayout>
+
+</ScrollView>
\ No newline at end of file
diff --git a/OpenPGP-Keychain-API-Demo/res/layout/aidl_demo2.xml b/OpenPGP-Keychain-API-Demo/res/layout/aidl_demo2.xml
new file mode 100644
index 000000000..73abd9b5c
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/layout/aidl_demo2.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content" >
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical" >
+
+        <Button
+            android:id="@+id/aidl_demo_select_encryption_key"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="selectEncryptionKeysOnClick"
+            android:text="Select encryption key(s)" />
+
+        <EditText
+            android:id="@+id/aidl_demo_keyrings"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:text="keyrings output"
+            android:textAppearance="@android:style/TextAppearance.Small" />
+
+        <Button
+            android:id="@+id/aidl_demo_get_keyrings_strings"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="getKeyringsStringsOnClick"
+            android:text="getKeyrings as Strings" />
+
+        <Button
+            android:id="@+id/aidl_demo_get_keyrings_bytes"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="getKeyringsBytesOnClick"
+            android:text="getKeyringsBytes" />
+    </LinearLayout>
+
+</ScrollView>
\ No newline at end of file
diff --git a/OpenPGP-Keychain-API-Demo/res/layout/content_provider_demo.xml b/OpenPGP-Keychain-API-Demo/res/layout/content_provider_demo.xml
new file mode 100644
index 000000000..279324cda
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/layout/content_provider_demo.xml
@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content" >
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical" >
+
+        <Button
+            android:id="@+id/content_provider_test1"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="test1OnClick"
+            android:text="Test 1" />
+
+        <Button
+            android:id="@+id/content_provider_test2"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="test2OnClick"
+            android:text="Test 2" />
+
+        <EditText
+            android:id="@+id/content_provider_output"
+            android:layout_width="match_parent"
+            android:layout_height="150dip"
+            android:text="output"
+            android:textAppearance="@android:style/TextAppearance.Small" />
+    </LinearLayout>
+
+</ScrollView>
\ No newline at end of file
diff --git a/OpenPGP-Keychain-API-Demo/res/layout/intent_demo.xml b/OpenPGP-Keychain-API-Demo/res/layout/intent_demo.xml
new file mode 100644
index 000000000..a765343f9
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/layout/intent_demo.xml
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content" >
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical" >
+
+        <Button
+            android:id="@+id/Button02"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="encryptOnClick"
+            android:text="Encrypt" />
+
+        <Button
+            android:id="@+id/intent_demo_create_new_key"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="createNewKeyOnClick"
+            android:text="Create new key" />
+
+        <Button
+            android:id="@+id/intent_demo_select_secret_key"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="selectSecretKeyOnClick"
+            android:text="Select secret key" />
+
+        <Button
+            android:id="@+id/intent_demo_select_encryption_key"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="selectEncryptionKeysOnClick"
+            android:text="Select encryption key(s)" />
+
+        <EditText
+            android:id="@+id/intent_demo_message"
+            android:layout_width="match_parent"
+            android:layout_height="150dip"
+            android:text="message"
+            android:textAppearance="@android:style/TextAppearance.Small" />
+
+        <EditText
+            android:id="@+id/intent_demo_ciphertext"
+            android:layout_width="match_parent"
+            android:layout_height="150dip"
+            android:text="ciphertext"
+            android:textAppearance="@android:style/TextAppearance.Small" />
+
+        <Button
+            android:id="@+id/intent_demo_encrypt"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="encryptOnClick"
+            android:text="Encrypt" />
+
+        <Button
+            android:id="@+id/intent_demo_encrypt"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="encryptAndReturnOnClick"
+            android:text="Encrypt and return result" />
+
+        <Button
+            android:id="@+id/intent_demo_decrypt"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="decryptOnClick"
+            android:text="Decrypt" />
+
+        <Button
+            android:id="@+id/intent_demo_decrypt"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:onClick="decryptAndReturnOnClick"
+            android:text="Decrypt and return result" />
+
+        <TextView
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:text="APG Data:" />
+
+        <TextView
+            android:id="@+id/intent_demo_data"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:minLines="10" />
+    </LinearLayout>
+
+</ScrollView>
\ No newline at end of file
diff --git a/OpenPGP-Keychain-API-Demo/res/xml/base_preference.xml b/OpenPGP-Keychain-API-Demo/res/xml/base_preference.xml
new file mode 100644
index 000000000..c9a34efd1
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/res/xml/base_preference.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android" >
+
+    <PreferenceCategory android:title="Intent" >
+        <Preference
+            android:key="intent_demo"
+            android:title="Intent Demo" />
+    </PreferenceCategory>
+    <PreferenceCategory android:title="Content Provider" >
+        <Preference
+            android:key="content_provider_demo"
+            android:title="Content Provider Demo" />
+    </PreferenceCategory>
+    <PreferenceCategory android:title="AIDL" >
+        <Preference
+            android:key="aidl_demo"
+            android:title="AIDL Demo (ACCESS_API permission)" />
+        <Preference
+            android:key="aidl_demo2"
+            android:title="AIDL Demo (ACCESS_KEYS permission)" />
+    </PreferenceCategory>
+
+</PreferenceScreen>
\ No newline at end of file
diff --git a/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/AidlDemoActivity.java b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/AidlDemoActivity.java
new file mode 100644
index 000000000..1d6ddff6b
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/AidlDemoActivity.java
@@ -0,0 +1,216 @@
+/*
+ * Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.sufficientlysecure.keychain.demo;
+
+import org.sufficientlysecure.keychain.demo.R;
+import org.sufficientlysecure.keychain.integration.KeychainData;
+import org.sufficientlysecure.keychain.integration.KeychainIntentHelper;
+import org.sufficientlysecure.keychain.service.IKeychainApiService;
+import org.sufficientlysecure.keychain.service.IKeychainKeyService;
+import org.sufficientlysecure.keychain.service.handler.IKeychainDecryptHandler;
+import org.sufficientlysecure.keychain.service.handler.IKeychainEncryptHandler;
+import org.sufficientlysecure.keychain.service.handler.IKeychainGetDecryptionKeyIdHandler;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.RemoteException;
+import android.view.View;
+import android.widget.TextView;
+
+public class AidlDemoActivity extends Activity {
+    Activity mActivity;
+
+    TextView mMessageTextView;
+    TextView mCiphertextTextView;
+    TextView mDataTextView;
+
+    KeychainIntentHelper mKeychainIntentHelper;
+    KeychainData mKeychainData;
+
+    private IKeychainApiService service = null;
+    private ServiceConnection svcConn = new ServiceConnection() {
+        public void onServiceConnected(ComponentName className, IBinder binder) {
+            service = IKeychainApiService.Stub.asInterface(binder);
+        }
+
+        public void onServiceDisconnected(ComponentName className) {
+            service = null;
+        }
+    };
+
+    @Override
+    public void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+        setContentView(R.layout.aidl_demo);
+
+        mActivity = this;
+
+        mMessageTextView = (TextView) findViewById(R.id.aidl_demo_message);
+        mCiphertextTextView = (TextView) findViewById(R.id.aidl_demo_ciphertext);
+        mDataTextView = (TextView) findViewById(R.id.aidl_demo_data);
+
+        mKeychainIntentHelper = new KeychainIntentHelper(mActivity);
+        mKeychainData = new KeychainData();
+
+        bindService(new Intent(IKeychainApiService.class.getName()), svcConn,
+                Context.BIND_AUTO_CREATE);
+    }
+
+    public void encryptOnClick(View view) {
+        byte[] inputBytes = mMessageTextView.getText().toString().getBytes();
+
+        try {
+            service.encryptAsymmetric(inputBytes, null, true, 0, mKeychainData.getPublicKeys(), 7,
+                    encryptHandler);
+        } catch (RemoteException e) {
+            exceptionImplementation(-1, e.toString());
+        }
+    }
+
+    public void decryptOnClick(View view) {
+        byte[] inputBytes = mCiphertextTextView.getText().toString().getBytes();
+
+        try {
+            service.decryptAndVerifyAsymmetric(inputBytes, null, null, decryptHandler);
+        } catch (RemoteException e) {
+            exceptionImplementation(-1, e.toString());
+        }
+    }
+
+    private void updateView() {
+        if (mKeychainData.getDecryptedData() != null) {
+            mMessageTextView.setText(mKeychainData.getDecryptedData());
+        }
+        if (mKeychainData.getEncryptedData() != null) {
+            mCiphertextTextView.setText(mKeychainData.getEncryptedData());
+        }
+        mDataTextView.setText(mKeychainData.toString());
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+
+        unbindService(svcConn);
+    }
+
+    private void exceptionImplementation(int exceptionId, String error) {
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setTitle("Exception!").setMessage(error).setPositiveButton("OK", null).show();
+    }
+
+    private final IKeychainEncryptHandler.Stub encryptHandler = new IKeychainEncryptHandler.Stub() {
+
+        @Override
+        public void onException(final int exceptionId, final String message) throws RemoteException {
+            runOnUiThread(new Runnable() {
+                public void run() {
+                    exceptionImplementation(exceptionId, message);
+                }
+            });
+        }
+
+        @Override
+        public void onSuccess(final byte[] outputBytes, String outputUri) throws RemoteException {
+            runOnUiThread(new Runnable() {
+                public void run() {
+                    mKeychainData.setEncryptedData(new String(outputBytes));
+                    updateView();
+                }
+            });
+        }
+
+    };
+
+    private final IKeychainDecryptHandler.Stub decryptHandler = new IKeychainDecryptHandler.Stub() {
+
+        @Override
+        public void onException(final int exceptionId, final String message) throws RemoteException {
+            runOnUiThread(new Runnable() {
+                public void run() {
+                    exceptionImplementation(exceptionId, message);
+                }
+            });
+        }
+
+        @Override
+        public void onSuccess(final byte[] outputBytes, String outputUri, boolean signature,
+                long signatureKeyId, String signatureUserId, boolean signatureSuccess,
+                boolean signatureUnknown) throws RemoteException {
+            runOnUiThread(new Runnable() {
+                public void run() {
+                    mKeychainData.setDecryptedData(new String(outputBytes));
+                    updateView();
+                }
+            });
+
+        }
+
+    };
+
+    private final IKeychainGetDecryptionKeyIdHandler.Stub helperHandler = new IKeychainGetDecryptionKeyIdHandler.Stub() {
+
+        @Override
+        public void onException(final int exceptionId, final String message) throws RemoteException {
+            runOnUiThread(new Runnable() {
+                public void run() {
+                    exceptionImplementation(exceptionId, message);
+                }
+            });
+        }
+
+        @Override
+        public void onSuccess(long arg0, boolean arg1) throws RemoteException {
+            // TODO Auto-generated method stub
+
+        }
+
+    };
+
+    /**
+     * Selection is done with Intents, not AIDL!
+     * 
+     * @param view
+     */
+    public void selectSecretKeyOnClick(View view) {
+        mKeychainIntentHelper.selectSecretKey();
+    }
+
+    public void selectEncryptionKeysOnClick(View view) {
+        mKeychainIntentHelper.selectPublicKeys("user@example.com");
+
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        // this updates the mKeychainData object to the result of the methods
+        boolean result = mKeychainIntentHelper.onActivityResult(requestCode, resultCode, data,
+                mKeychainData);
+        if (result) {
+            updateView();
+        }
+
+        // continue with other activity results
+        super.onActivityResult(requestCode, resultCode, data);
+    }
+}
diff --git a/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/AidlDemoActivity2.java b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/AidlDemoActivity2.java
new file mode 100644
index 000000000..53ee24288
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/AidlDemoActivity2.java
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.sufficientlysecure.keychain.demo;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.sufficientlysecure.keychain.demo.R;
+import org.sufficientlysecure.keychain.integration.KeychainData;
+import org.sufficientlysecure.keychain.integration.KeychainIntentHelper;
+import org.sufficientlysecure.keychain.service.IKeychainKeyService;
+import org.sufficientlysecure.keychain.service.handler.IKeychainGetKeyringsHandler;
+
+import android.annotation.SuppressLint;
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.RemoteException;
+import android.util.Base64;
+import android.view.View;
+import android.widget.TextView;
+
+public class AidlDemoActivity2 extends Activity {
+    Activity mActivity;
+
+    TextView mKeyringsTextView;
+
+    KeychainIntentHelper mKeychainIntentHelper;
+    KeychainData mKeychainData;
+
+    byte[] keysBytes;
+    ArrayList<String> keysStrings;
+
+    private IKeychainKeyService service = null;
+    private ServiceConnection svcConn = new ServiceConnection() {
+        public void onServiceConnected(ComponentName className, IBinder binder) {
+            service = IKeychainKeyService.Stub.asInterface(binder);
+        }
+
+        public void onServiceDisconnected(ComponentName className) {
+            service = null;
+        }
+    };
+
+    @Override
+    public void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+        setContentView(R.layout.aidl_demo2);
+
+        mActivity = this;
+
+        mKeyringsTextView = (TextView) findViewById(R.id.aidl_demo_keyrings);
+
+        mKeychainIntentHelper = new KeychainIntentHelper(mActivity);
+        mKeychainData = new KeychainData();
+
+        bindService(new Intent(IKeychainKeyService.class.getName()), svcConn,
+                Context.BIND_AUTO_CREATE);
+    }
+
+    public void getKeyringsStringsOnClick(View view) {
+        try {
+            service.getPublicKeyRings(mKeychainData.getPublicKeys(), true, getKeyringsHandler);
+        } catch (RemoteException e) {
+            exceptionImplementation(-1, e.toString());
+        }
+    }
+
+    public void getKeyringsBytesOnClick(View view) {
+        try {
+            service.getPublicKeyRings(mKeychainData.getPublicKeys(), false, getKeyringsHandler);
+        } catch (RemoteException e) {
+            exceptionImplementation(-1, e.toString());
+        }
+    }
+
+    @SuppressLint("NewApi")
+    private void updateView() {
+        if (keysBytes != null) {
+            mKeyringsTextView.setText(Base64.encodeToString(keysBytes, Base64.DEFAULT));
+        } else if (keysStrings != null) {
+            mKeyringsTextView.setText("");
+            for (String output : keysStrings) {
+                mKeyringsTextView.append(output);
+            }
+        }
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+
+        unbindService(svcConn);
+    }
+
+    private void exceptionImplementation(int exceptionId, String error) {
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setTitle("Exception!").setMessage(error).setPositiveButton("OK", null).show();
+    }
+
+    private final IKeychainGetKeyringsHandler.Stub getKeyringsHandler = new IKeychainGetKeyringsHandler.Stub() {
+
+        @Override
+        public void onException(final int exceptionId, final String message) throws RemoteException {
+            runOnUiThread(new Runnable() {
+                public void run() {
+                    exceptionImplementation(exceptionId, message);
+                }
+            });
+        }
+
+        @Override
+        public void onSuccess(final byte[] outputBytes, final List<String> outputStrings)
+                throws RemoteException {
+            runOnUiThread(new Runnable() {
+                public void run() {
+                    if (outputBytes != null) {
+                        keysBytes = outputBytes;
+                        keysStrings = null;
+                    } else if (outputStrings != null) {
+                        keysBytes = null;
+                        keysStrings = (ArrayList<String>) outputStrings;
+                    }
+                    updateView();
+                }
+            });
+
+        }
+
+    };
+
+    public void selectEncryptionKeysOnClick(View view) {
+        mKeychainIntentHelper.selectPublicKeys("user@example.com");
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        // this updates the mKeychainData object to the result of the methods
+        boolean result = mKeychainIntentHelper.onActivityResult(requestCode, resultCode, data,
+                mKeychainData);
+        if (result) {
+            updateView();
+        }
+
+        // continue with other activity results
+        super.onActivityResult(requestCode, resultCode, data);
+    }
+
+}
diff --git a/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/BaseActivity.java b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/BaseActivity.java
new file mode 100644
index 000000000..322a446b5
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/BaseActivity.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.sufficientlysecure.keychain.demo;
+
+import org.sufficientlysecure.keychain.demo.R;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.preference.Preference;
+import android.preference.Preference.OnPreferenceClickListener;
+import android.preference.PreferenceActivity;
+
+public class BaseActivity extends PreferenceActivity {
+    private Activity mActivity;
+
+    private Preference mIntentDemo;
+    private Preference mContentProviderDemo;
+    private Preference mAidlDemo;
+    private Preference mAidlDemo2;
+
+    /**
+     * Called when the activity is first created.
+     */
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        mActivity = this;
+
+        // load preferences from xml
+        addPreferencesFromResource(R.xml.base_preference);
+
+        // find preferences
+        mIntentDemo = (Preference) findPreference("intent_demo");
+        mContentProviderDemo = (Preference) findPreference("content_provider_demo");
+        mAidlDemo = (Preference) findPreference("aidl_demo");
+        mAidlDemo2 = (Preference) findPreference("aidl_demo2");
+
+        mIntentDemo.setOnPreferenceClickListener(new OnPreferenceClickListener() {
+            @Override
+            public boolean onPreferenceClick(Preference preference) {
+                startActivity(new Intent(mActivity, IntentDemoActivity.class));
+
+                return false;
+            }
+        });
+
+        mContentProviderDemo.setOnPreferenceClickListener(new OnPreferenceClickListener() {
+            @Override
+            public boolean onPreferenceClick(Preference preference) {
+                startActivity(new Intent(mActivity, ContentProviderDemoActivity.class));
+
+                return false;
+            }
+        });
+
+        mAidlDemo.setOnPreferenceClickListener(new OnPreferenceClickListener() {
+            @Override
+            public boolean onPreferenceClick(Preference preference) {
+                startActivity(new Intent(mActivity, AidlDemoActivity.class));
+
+                return false;
+            }
+        });
+
+        mAidlDemo2.setOnPreferenceClickListener(new OnPreferenceClickListener() {
+            @Override
+            public boolean onPreferenceClick(Preference preference) {
+                startActivity(new Intent(mActivity, AidlDemoActivity2.class));
+
+                return false;
+            }
+        });
+
+    }
+
+}
diff --git a/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/ContentProviderDemoActivity.java b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/ContentProviderDemoActivity.java
new file mode 100644
index 000000000..c69f839d1
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/ContentProviderDemoActivity.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.sufficientlysecure.keychain.demo;
+
+import java.util.Arrays;
+
+import org.sufficientlysecure.keychain.demo.R;
+import org.sufficientlysecure.keychain.integration.KeychainContentProviderHelper;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TextView;
+
+public class ContentProviderDemoActivity extends Activity {
+    Activity mActivity;
+
+    TextView mOutputTextView;
+    TextView mCiphertextTextView;
+    TextView mDataTextView;
+
+    KeychainContentProviderHelper mKeychainContentProviderHelper;
+
+    /**
+     * Instantiate View for this Activity
+     */
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.content_provider_demo);
+
+        mActivity = this;
+
+        mOutputTextView = (TextView) findViewById(R.id.content_provider_output);
+
+        mKeychainContentProviderHelper = new KeychainContentProviderHelper(mActivity);
+    }
+
+    public void test1OnClick(View view) {
+        long[] test = mKeychainContentProviderHelper.getPublicKeyringIdsByEmail("user@example.com");
+        mOutputTextView.setText(Arrays.toString(test));
+    }
+
+    public void test2OnClick(View view) {
+        boolean test = mKeychainContentProviderHelper.hasPublicKeyringByEmail("user@example.com");
+        if (test) {
+            mOutputTextView.setText("true");
+        } else {
+            mOutputTextView.setText("false");
+        }
+    }
+
+}
diff --git a/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/IntentDemoActivity.java b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/IntentDemoActivity.java
new file mode 100644
index 000000000..0fe3821b6
--- /dev/null
+++ b/OpenPGP-Keychain-API-Demo/src/org/sufficientlysecure/keychain/demo/IntentDemoActivity.java
@@ -0,0 +1,111 @@
+/*
+ * Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.sufficientlysecure.keychain.demo;
+
+import org.sufficientlysecure.keychain.demo.R;
+import org.sufficientlysecure.keychain.integration.KeychainData;
+import org.sufficientlysecure.keychain.integration.KeychainIntentHelper;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TextView;
+
+public class IntentDemoActivity extends Activity {
+    Activity mActivity;
+
+    TextView mMessageTextView;
+    TextView mCiphertextTextView;
+    TextView mDataTextView;
+
+    KeychainIntentHelper mKeychainIntentHelper;
+    KeychainData mKeychainData;
+
+    /**
+     * Instantiate View for this Activity
+     */
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        setContentView(R.layout.intent_demo);
+
+        mActivity = this;
+
+        mMessageTextView = (TextView) findViewById(R.id.intent_demo_message);
+        mCiphertextTextView = (TextView) findViewById(R.id.intent_demo_ciphertext);
+        mDataTextView = (TextView) findViewById(R.id.intent_demo_data);
+
+        mKeychainIntentHelper = new KeychainIntentHelper(mActivity);
+        mKeychainData = new KeychainData();
+    }
+
+    public void createNewKeyOnClick(View view) {
+        // mKeychainIntentHelper.createNewKey();
+        mKeychainIntentHelper.createNewKey("test <user@example.com>", true, true);
+    }
+
+    public void selectSecretKeyOnClick(View view) {
+        mKeychainIntentHelper.selectSecretKey();
+    }
+
+    public void selectEncryptionKeysOnClick(View view) {
+        mKeychainIntentHelper.selectPublicKeys("user@example.com");
+    }
+
+    public void encryptOnClick(View view) {
+        mKeychainIntentHelper.encrypt(mMessageTextView.getText().toString(),
+                mKeychainData.getPublicKeys(), mKeychainData.getSecretKeyId(), false);
+    }
+
+    public void encryptAndReturnOnClick(View view) {
+        mKeychainIntentHelper.encrypt(mMessageTextView.getText().toString(),
+                mKeychainData.getPublicKeys(), mKeychainData.getSecretKeyId(), true);
+    }
+
+    public void decryptOnClick(View view) {
+        mKeychainIntentHelper.decrypt(mCiphertextTextView.getText().toString(), false);
+    }
+
+    public void decryptAndReturnOnClick(View view) {
+        mKeychainIntentHelper.decrypt(mCiphertextTextView.getText().toString(), true);
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        // this updates the mKeychainData object to the result of the methods
+        boolean result = mKeychainIntentHelper.onActivityResult(requestCode, resultCode, data,
+                mKeychainData);
+        if (result) {
+            updateView();
+        }
+
+        // continue with other activity results
+        super.onActivityResult(requestCode, resultCode, data);
+    }
+
+    private void updateView() {
+        if (mKeychainData.getDecryptedData() != null) {
+            mMessageTextView.setText(mKeychainData.getDecryptedData());
+        }
+        if (mKeychainData.getEncryptedData() != null) {
+            mCiphertextTextView.setText(mKeychainData.getEncryptedData());
+        }
+        mDataTextView.setText(mKeychainData.toString());
+    }
+}