Implemented Android Smart Card Emulator

Includes jCardSim to emulate the following Java Card Applets in
Android's host card emulation:

- jCardSim Team's Hello World Applet
- Philip Wendland's ISO Applet
- Yubico's OpenPGP Applet
- Yubico's OATH Applet

ACardEmulator/app/src/main/res/layout/activity_main.xml

@@ -0,0 +1,29 @@
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    android:keepScreenOn="true"
+    tools:context="com.vsmartcard.remotesmartcardreader.app.MainActivity">
+
+    <HorizontalScrollView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentRight="true"
+        android:layout_alignParentEnd="true"
+        android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"
+        android:layout_alignParentTop="true"
+        android:layout_alignParentBottom="true">
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textAppearance="?android:attr/textAppearanceSmall"
+            android:id="@+id/textViewLog"
+            android:typeface="monospace" />
+    </HorizontalScrollView>
+
+</RelativeLayout>

ACardEmulator/app/src/main/res/menu/main.xml

@@ -0,0 +1,16 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    tools:context="com.vsmartcard.remotesmartcardreader.app.MainActivity" >
+
+    <item android:id="@+id/action_copy"
+        android:title="@string/action_copy"
+        android:icon="@drawable/ic_action_copy"
+        app:showAsAction="withText" />
+
+    <item android:id="@+id/action_delete"
+        android:title="@string/action_delete"
+        android:icon="@drawable/ic_action_delete"
+        app:showAsAction="withText" />
+
+</menu>

ACardEmulator/app/src/main/res/values/dimens.xml

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+<resources>
+    <!-- Default screen margins, per the Android Design guidelines. -->
+    <dimen name="activity_horizontal_margin">16dp</dimen>
+    <dimen name="activity_vertical_margin">16dp</dimen>
+
+    </resources>

ACardEmulator/app/src/main/res/values/strings.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <string name="app_name">Smart Card Emulator</string>
+
+    <string name="status_error">Error</string>
+    <string name="status_disconnected">Disconnected from terminal</string>
+    <string name="status_capdu">C-APDU</string>
+    <string name="status_rapdu">R-APDU</string>
+    <string name="status_install">Installed Applets</string>
+
+    <string name="action_restart">Restart Emulator</string>
+    <string name="action_copy">Copy Log</string>
+    <string name="action_delete">Clear Log</string>
+
+    <string name="aid_isoapplet">f276a288bcfba69d34f31001</string>
+    <string name="applet_isoapplet">Philip Wendland\'s ISO Applet</string>
+    <string name="aid_helloworld">F000000001</string>
+    <string name="applet_helloworld">jCardSim Team\'s Hello World Applet</string>
+    <string name="aid_openpgp">D2760001240102000000000000010000</string>
+    <string name="applet_openpgp">Yubico\'s OpenPGP Applet</string>
+    <string name="aid_oath">a000000527210101</string>
+    <string name="applet_oath">Yubico\'s OATH Applet</string>
+
+</resources>

ACardEmulator/app/src/main/res/values/styles.xml

@@ -0,0 +1,8 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+        <!-- Customize your theme here. -->
+    </style>
+
+</resources>

ACardEmulator/app/src/main/res/xml/aid_list.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<host-apdu-service xmlns:android="http://schemas.android.com/apk/res/android"
+    android:description="@string/app_name"
+    android:requireDeviceUnlock="false">
+
+    <aid-group android:description="@string/applet_isoapplet" android:category="other">
+        <aid-filter android:name="@string/aid_isoapplet"/>
+    </aid-group>
+
+    <aid-group android:description="@string/applet_helloworld" android:category="other">
+        <aid-filter android:name="@string/aid_helloworld"/>
+    </aid-group>
+</host-apdu-service>