SPPClient android project

platforms/mtk/SPPClient/.classpath

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="btstack-gen"/>
+	<classpathentry kind="src" path="btstack-src"/>
+	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
+	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
+	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.DEPENDENCIES"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="src" path="gen"/>
+	<classpathentry kind="output" path="bin/classes"/>
+</classpath>

platforms/mtk/SPPClient/.project

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>SPPClient</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.ResourceManagerBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.PreCompilerBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.ApkBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+	<linkedResources>
+		<link>
+			<name>btstack-gen</name>
+			<type>2</type>
+			<locationURI>BTSTACK_JAVA_LOC/gen</locationURI>
+		</link>
+		<link>
+			<name>btstack-src</name>
+			<type>2</type>
+			<locationURI>BTSTACK_JAVA_LOC/src</locationURI>
+		</link>
+	</linkedResources>
+	<variableList>
+		<variable>
+			<name>BTSTACK_JAVA_LOC</name>
+			<value>file:/Projects/btstack-xcode/btstack/java</value>
+		</variable>
+	</variableList>
+</projectDescription>

platforms/mtk/SPPClient/.settings/org.eclipse.jdt.core.prefs

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+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.compliance=1.6
+org.eclipse.jdt.core.compiler.source=1.6

platforms/mtk/SPPClient/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.bluekitchen.sppclient"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk
+        android:minSdkVersion="8"
+        android:targetSdkVersion="18" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/app_name"
+        android:theme="@style/AppTheme" >
+        <activity
+            android:name="com.bluekitchen.sppclient.MainActivity"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

platforms/mtk/SPPClient/bin/AndroidManifest.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.bluekitchen.sppclient"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk
+        android:minSdkVersion="8"
+        android:targetSdkVersion="18" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/app_name"
+        android:theme="@style/AppTheme" >
+        <activity
+            android:name="com.bluekitchen.sppclient.MainActivity"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

platforms/mtk/SPPClient/gen/com/bluekitchen/sppclient/BuildConfig.java

@@ -0,0 +1,6 @@
+/** Automatically generated file. DO NOT MODIFY */
+package com.bluekitchen.sppclient;
+
+public final class BuildConfig {
+    public final static boolean DEBUG = true;
+}

platforms/mtk/SPPClient/gen/com/bluekitchen/sppclient/R.java

@@ -0,0 +1,68 @@
+/* AUTO-GENERATED FILE.  DO NOT MODIFY.
+ *
+ * This class was automatically generated by the
+ * aapt tool from the resource data it found.  It
+ * should not be modified by hand.
+ */
+
+package com.bluekitchen.sppclient;
+
+public final class R {
+    public static final class attr {
+    }
+    public static final class dimen {
+        /**  Default screen margins, per the Android Design guidelines. 
+
+         Customize dimensions originally defined in res/values/dimens.xml (such as
+         screen margins) for sw720dp devices (e.g. 10" tablets) in landscape here.
+    
+         */
+        public static final int activity_horizontal_margin=0x7f040000;
+        public static final int activity_vertical_margin=0x7f040001;
+    }
+    public static final class drawable {
+        public static final int ic_launcher=0x7f020000;
+    }
+    public static final class id {
+        public static final int action_settings=0x7f080000;
+    }
+    public static final class layout {
+        public static final int activity_main=0x7f030000;
+    }
+    public static final class menu {
+        public static final int main=0x7f070000;
+    }
+    public static final class string {
+        public static final int action_settings=0x7f050001;
+        public static final int app_name=0x7f050000;
+        public static final int hello_world=0x7f050002;
+    }
+    public static final class style {
+        /** 
+        Base application theme, dependent on API level. This theme is replaced
+        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
+    
+
+            Theme customizations available in newer API levels can go in
+            res/values-vXX/styles.xml, while customizations related to
+            backward-compatibility can go here.
+        
+
+        Base application theme for API 11+. This theme completely replaces
+        AppBaseTheme from res/values/styles.xml on API 11+ devices.
+    
+ API 11 theme customizations can go here. 
+
+        Base application theme for API 14+. This theme completely replaces
+        AppBaseTheme from BOTH res/values/styles.xml and
+        res/values-v11/styles.xml on API 14+ devices.
+    
+ API 14 theme customizations can go here. 
+         */
+        public static final int AppBaseTheme=0x7f060000;
+        /**  Application theme. 
+ All customizations that are NOT specific to a particular API-level can go here. 
+         */
+        public static final int AppTheme=0x7f060001;
+    }
+}

platforms/mtk/SPPClient/proguard-project.txt

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+# 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 *;
+#}

platforms/mtk/SPPClient/project.properties

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+# 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 edit
+# "ant.properties", and override values to adapt the script to your
+# project structure.
+#
+# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
+#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
+
+# Project target.
+target=android-19

platforms/mtk/SPPClient/res/layout/activity_main.xml

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+<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:paddingBottom="@dimen/activity_vertical_margin"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    tools:context=".MainActivity" >
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/hello_world" />
+
+</RelativeLayout>

platforms/mtk/SPPClient/res/menu/main.xml

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+<menu xmlns:android="http://schemas.android.com/apk/res/android" >
+
+    <item
+        android:id="@+id/action_settings"
+        android:orderInCategory="100"
+        android:showAsAction="never"
+        android:title="@string/action_settings"/>
+
+</menu>

platforms/mtk/SPPClient/res/values-sw600dp/dimens.xml

@@ -0,0 +1,8 @@
+<resources>
+
+    <!--
+         Customize dimensions originally defined in res/values/dimens.xml (such as
+         screen margins) for sw600dp devices (e.g. 7" tablets) here.
+    -->
+
+</resources>

platforms/mtk/SPPClient/res/values-sw720dp-land/dimens.xml

@@ -0,0 +1,9 @@
+<resources>
+
+    <!--
+         Customize dimensions originally defined in res/values/dimens.xml (such as
+         screen margins) for sw720dp devices (e.g. 10" tablets) in landscape here.
+    -->
+    <dimen name="activity_horizontal_margin">128dp</dimen>
+
+</resources>

platforms/mtk/SPPClient/res/values-v11/styles.xml

@@ -0,0 +1,11 @@
+<resources>
+
+    <!--
+        Base application theme for API 11+. This theme completely replaces
+        AppBaseTheme from res/values/styles.xml on API 11+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light">
+        <!-- API 11 theme customizations can go here. -->
+    </style>
+
+</resources>

platforms/mtk/SPPClient/res/values-v14/styles.xml

@@ -0,0 +1,12 @@
+<resources>
+
+    <!--
+        Base application theme for API 14+. This theme completely replaces
+        AppBaseTheme from BOTH res/values/styles.xml and
+        res/values-v11/styles.xml on API 14+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light.DarkActionBar">
+        <!-- API 14 theme customizations can go here. -->
+    </style>
+
+</resources>

platforms/mtk/SPPClient/res/values/dimens.xml

@@ -0,0 +1,7 @@
+<resources>
+
+    <!-- Default screen margins, per the Android Design guidelines. -->
+    <dimen name="activity_horizontal_margin">16dp</dimen>
+    <dimen name="activity_vertical_margin">16dp</dimen>
+
+</resources>

platforms/mtk/SPPClient/res/values/strings.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <string name="app_name">SPPClient</string>
+    <string name="action_settings">Settings</string>
+    <string name="hello_world">Hello world!</string>
+
+</resources>

platforms/mtk/SPPClient/res/values/styles.xml

@@ -0,0 +1,20 @@
+<resources>
+
+    <!--
+        Base application theme, dependent on API level. This theme is replaced
+        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Light">
+        <!--
+            Theme customizations available in newer API levels can go in
+            res/values-vXX/styles.xml, while customizations related to
+            backward-compatibility can go here.
+        -->
+    </style>
+
+    <!-- Application theme. -->
+    <style name="AppTheme" parent="AppBaseTheme">
+        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
+    </style>
+
+</resources>

platforms/mtk/SPPClient/src/com/bluekitchen/btstack/SocketConnectionUnix.java

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+package com.bluekitchen.btstack;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+import android.net.LocalSocket;
+import android.net.LocalSocketAddress;
+
+public class SocketConnectionUnix extends SocketConnection {
+
+	private LocalSocket socket;
+	private String unixSocketName = "/data/btstack/BTstack";
+	private InputStream in;
+	private OutputStream out;
+	private byte inHeader[]  = new byte[6];
+	private byte inPayload[] = new byte[2000];
+
+	public SocketConnectionUnix(){
+		socket = null;
+	}
+	
+	/* (non-Javadoc)
+	 * @see com.bluekitchen.btstack.SocketConnection#connect()
+	 */
+	@Override
+	public boolean connect() {
+		try {
+			socket = new LocalSocket();
+			LocalSocketAddress socketAddress = new LocalSocketAddress(unixSocketName, LocalSocketAddress.Namespace.FILESYSTEM);
+			socket.connect(socketAddress);
+			in = socket.getInputStream();
+			out = socket.getOutputStream();
+			return true;
+		} catch (IOException e) {
+			e.printStackTrace();
+			return false;
+		}
+	}
+
+	/* (non-Javadoc)
+	 * @see com.bluekitchen.btstack.SocketConnection#sendPacket(com.bluekitchen.btstack.Packet)
+	 */
+	@Override
+	public boolean sendPacket(Packet packet) {
+		
+		if (out == null) return false;
+
+		try {
+			System.out.println("Send "); Util.hexdump(packet.getBuffer(), packet.getPayloadLen());
+			out.write(headerForPacket(packet));
+			out.write(packet.getBuffer());
+			out.flush();
+			return true;
+		} catch (IOException e) {
+			e.printStackTrace();
+			return false;
+		}
+	}
+
+	/* (non-Javadoc)
+	 * @see com.bluekitchen.btstack.SocketConnection#receivePacket()
+	 */
+	@Override
+	public Packet receivePacket() {
+
+		if (in == null) return null;
+				
+		int bytes_read = Util.readExactly(in, inHeader, 0, 6);
+		if (bytes_read != 6) return null;
+
+		int packetType = Util.readBt16(inHeader, 0);
+		int channel    = Util.readBt16(inHeader, 2);
+		int len        = Util.readBt16(inHeader, 4);
+		
+		Util.readExactly(in, inPayload, 0, len);
+
+		Packet packet = new Packet(packetType, channel ,inPayload, len);
+		return packet;
+	}
+	
+	/* (non-Javadoc)
+	 * @see com.bluekitchen.btstack.SocketConnection#disconnect()
+	 */
+	@Override
+	public void disconnect() {
+
+		if (socket != null){
+			try {
+				socket.close();
+			} catch (IOException e) {
+			}
+		}
+	}
+
+	private byte[] headerForPacket(Packet packet) {
+		byte header[]  = new byte[6];
+		Util.storeBt16(header, 0, packet.getPacketType());
+		Util.storeBt16(header, 2, packet.getChannel());
+		Util.storeBt16(header, 4, packet.getBuffer().length);
+		return header;
+	}
+}

platforms/mtk/SPPClient/src/com/bluekitchen/sppclient/MainActivity.java

@@ -0,0 +1,400 @@
+package com.bluekitchen.sppclient;
+
+import java.io.UnsupportedEncodingException;
+import java.util.ArrayList;
+import java.util.List;
+
+import android.annotation.SuppressLint;
+import android.app.Activity;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.Menu;
+import android.widget.TextView;
+
+import com.bluekitchen.btstack.RFCOMMDataPacket;
+import com.bluekitchen.btstack.BD_ADDR;
+import com.bluekitchen.btstack.BTstack;
+import com.bluekitchen.btstack.Packet;
+import com.bluekitchen.btstack.PacketHandler;
+import com.bluekitchen.btstack.Util;
+import com.bluekitchen.btstack.event.BTstackEventState;
+import com.bluekitchen.btstack.event.HCIEventCommandComplete;
+import com.bluekitchen.btstack.event.HCIEventDisconnectionComplete;
+import com.bluekitchen.btstack.event.HCIEventHardwareError;
+import com.bluekitchen.btstack.event.HCIEventInquiryComplete;
+import com.bluekitchen.btstack.event.HCIEventInquiryResultWithRssi;
+import com.bluekitchen.btstack.event.HCIEventRemoteNameRequestComplete;
+import com.bluekitchen.btstack.event.RFCOMMEventOpenChannelComplete;
+import com.bluekitchen.btstack.event.SDPQueryComplete;
+import com.bluekitchen.btstack.event.SDPQueryRFCOMMService;
+
+
+public class MainActivity extends Activity implements PacketHandler {
+	
+	// minimal Android text UI
+
+	private static final String BTSTACK_TAG = "BTstack";
+
+	private TextView tv;
+	private String onScreenMessage = "";
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.activity_main);
+
+		tv = new TextView(this);
+		setContentView(tv);
+
+		test();
+	}
+
+	void addMessage(final String message){
+		onScreenMessage = onScreenMessage + "\n" + message;
+		Log.d(BTSTACK_TAG, message);
+		runOnUiThread(new Runnable(){
+			public void run(){
+				tv.setText(onScreenMessage);
+			}
+		});
+	}
+	
+	void addTempMessage(final String message){
+		Log.d(BTSTACK_TAG, message);
+		runOnUiThread(new Runnable(){
+			public void run(){
+				tv.setText(onScreenMessage +"\n" + message);
+			}
+		});
+	}
+	
+	void clearMessages(){
+		onScreenMessage = "";
+		runOnUiThread(new Runnable(){
+			public void run(){
+				tv.setText(onScreenMessage);
+			}
+		});
+	}
+
+	
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		// Inflate the menu; this adds items to the action bar if it is present.
+		getMenuInflater().inflate(R.menu.main, menu);
+		return true;
+	}
+	
+
+	// helper class to store inquiry results
+	private static class RemoteDevice{
+		private enum NAME_STATE {
+			REMOTE_NAME_REQUEST, REMOTE_NAME_INQUIRED, REMOTE_NAME_FETCHED
+		};
+		
+		private BD_ADDR bdAddr;
+		private int pageScanRepetitionMode;
+		private int clockOffset;
+		private String name;
+		private NAME_STATE state;
+		
+		public RemoteDevice(BD_ADDR bdAddr, int pageScanRepetitionMode, int clockOffset) {
+			this.bdAddr = bdAddr;
+			this.state = NAME_STATE.REMOTE_NAME_REQUEST;
+		}
+
+		public boolean nameRequest() {
+			return this.state == NAME_STATE.REMOTE_NAME_REQUEST;
+		}
+
+		public void inquireName(BTstack btstack) {
+			this.state = NAME_STATE.REMOTE_NAME_INQUIRED;
+			btstack.HCIRemoteNameRequest(bdAddr, pageScanRepetitionMode, 0, clockOffset);
+		}
+
+		public BD_ADDR getBDAddress() {
+			return this.bdAddr;
+		}
+
+		private String getName() {
+			return name;
+		}
+
+		private void setName(String name) {
+			this.state = NAME_STATE.REMOTE_NAME_FETCHED;
+			this.name = name;
+		}
+	}
+
+	// constants
+	
+	private static final int HCI_INQUIRY_LAP = 0x9E8B33;  // 0x9E8B33: General/Unlimited Inquiry Access Code (GIAC)
+	private static final int INQUIRY_INTERVAL = 5;
+	private static final int SPP_UUID = 0x1002;
+	
+	private enum STATE {
+		w4_btstack_working, w4_write_inquiry_mode, w4_scan_result, w4_remote_name, w4_sdp_query_result, w4_connected, active
+	};
+
+	private static final String REMOTE_DEVICE_NAME_PREFIX = "BTstack SPP";
+	private static final String RFCOMM_SERVICE_PREFIX = "SPP";
+	
+	// state 
+
+	private BTstack btstack;
+	private STATE state;
+	private int testHandle;
+	
+	private int rfcommChannelID = 0;
+	private int mtu = 0;
+	private BD_ADDR remoteBDAddr;
+	
+	List<SDPQueryRFCOMMService> services = new ArrayList<SDPQueryRFCOMMService>(10);
+	List<RemoteDevice> devices = new ArrayList<RemoteDevice>(10);
+
+	private int counter;
+
+
+	private boolean hasMoreRemoteNameRequests() {
+		for (RemoteDevice device:devices){
+			if (device.nameRequest()){
+				return true;
+			}
+		}
+		return false;
+	}
+
+	private void doNextRemoteNameRequest() {
+		for (RemoteDevice device:devices){
+			if (device.nameRequest()){
+				addMessage("Get remote name of " + device.getBDAddress());
+	            device.inquireName(btstack);
+	            return;
+			}
+		}
+	}
+
+	private void restartInquiry(){
+		clearMessages();
+		addMessage("Restart Inquiry");
+		state = STATE.w4_scan_result;
+		services.clear();
+		devices.clear();
+		counter = 0;
+		btstack.HCIInquiry(HCI_INQUIRY_LAP, INQUIRY_INTERVAL, 0);
+	}
+	
+	@SuppressLint("DefaultLocale")
+	public void handlePacket(Packet packet){
+		if (packet instanceof HCIEventHardwareError){
+			clearMessages();
+			addMessage("Received HCIEventHardwareError, \nhandle power cycle of the Bluetooth \nchip of the device.");
+		}
+		
+		if (packet instanceof HCIEventDisconnectionComplete){
+			HCIEventDisconnectionComplete event = (HCIEventDisconnectionComplete) packet;
+			testHandle = event.getConnectionHandle();
+			addMessage(String.format("Received disconnect, status %d, handle %x", event.getStatus(), testHandle));
+			restartInquiry();
+			return;
+		}
+		
+		switch (state){
+		case w4_btstack_working:
+			if (packet instanceof BTstackEventState){
+				BTstackEventState event = (BTstackEventState) packet;
+				if (event.getState() == 2)	{
+					addMessage("BTstack working. Set write inquiry mode.");
+					state = STATE.w4_write_inquiry_mode;
+					btstack.HCIWriteInquiryMode(1); // with RSSI
+				}
+			}
+			break;
+
+		case w4_write_inquiry_mode:
+			if (packet instanceof HCIEventCommandComplete){
+				state = STATE.w4_scan_result;
+				btstack.HCIInquiry(HCI_INQUIRY_LAP, INQUIRY_INTERVAL, 0);
+			}
+			break;
+		
+		case w4_scan_result:
+			if (packet instanceof HCIEventInquiryResultWithRssi){
+				HCIEventInquiryResultWithRssi result = (HCIEventInquiryResultWithRssi) packet;
+				devices.add(new RemoteDevice(result.getBdAddr(), result.getPageScanRepetitionMode(), result.getClockOffset()));
+				addMessage("Found device: " + result.getBdAddr());
+			}
+			
+			if (packet instanceof HCIEventInquiryComplete){
+				state = STATE.w4_remote_name;
+				if (hasMoreRemoteNameRequests()){
+			        doNextRemoteNameRequest();
+			        break;
+			    }
+			}
+			break;
+		
+		case w4_remote_name:
+			if (packet instanceof HCIEventRemoteNameRequestComplete){
+				HCIEventRemoteNameRequestComplete result = (HCIEventRemoteNameRequestComplete) packet;
+				if (result.getStatus() == 0){
+					// store name on success
+					setNameForDeviceWithBDAddr(result.getRemoteName(), result.getBdAddr());
+				}
+				
+				if (hasMoreRemoteNameRequests()){
+			        doNextRemoteNameRequest();
+			        break;
+			    }
+				
+				// discovery done, connect to device with remote name prefix
+				
+				RemoteDevice remoteDevice = null;
+				for (RemoteDevice device : devices){
+					if (device.getName() != null && device.getName().startsWith(REMOTE_DEVICE_NAME_PREFIX)){
+						remoteDevice = device;
+					}
+				}
+				
+				// try first one otherwise
+				if (remoteDevice == null && devices.size() > 0){
+					remoteDevice = devices.get(0);
+				}
+
+				// no device, restart inquiry
+				if (remoteDevice == null){
+					restartInquiry();
+					break;
+				}
+
+				// start SDP query for RFCOMMM services
+				remoteBDAddr = remoteDevice.getBDAddress();
+				if (remoteDevice.getName() == null){
+					addMessage("Start SDP Query of " + remoteDevice.getBDAddress());
+				} else {
+					addMessage("Start SDP Query of " + remoteDevice.getName());
+				}
+				state = STATE.w4_sdp_query_result;
+				byte[] serviceSearchPattern = Util.serviceSearchPatternForUUID16(SPP_UUID);
+				btstack.SDPClientQueryRFCOMMServices(remoteBDAddr, serviceSearchPattern);	
+				break;
+			}
+			break;
+			
+		case w4_sdp_query_result:
+			if (packet instanceof SDPQueryRFCOMMService){
+				SDPQueryRFCOMMService service = (SDPQueryRFCOMMService) packet;
+				services.add(service);
+				addMessage(String.format("Found \"%s\", channel %d", service.getName(), service.getRFCOMMChannel()));
+			}
+			if (packet instanceof SDPQueryComplete){
+				// find service with "SPP" prefix
+				SDPQueryRFCOMMService selectedService = null;
+				for  (SDPQueryRFCOMMService service : services){
+					if (service.getName().startsWith(RFCOMM_SERVICE_PREFIX)){
+						selectedService = service;
+						break;
+					}
+				}
+				// restart demo, if no service with prefix found
+				if (selectedService == null){
+					restartInquiry();
+					break;
+				}
+				
+				// connect
+				state = STATE.w4_connected;
+				clearMessages();
+				addMessage("SPP Test Application / Part 2");
+				addMessage("Connect to channel nr " + selectedService.getRFCOMMChannel());
+				btstack.RFCOMMCreateChannel(remoteBDAddr, selectedService.getRFCOMMChannel());
+			}
+			
+			break;
+			
+		case w4_connected:
+			if (packet instanceof RFCOMMEventOpenChannelComplete){
+				RFCOMMEventOpenChannelComplete e = (RFCOMMEventOpenChannelComplete) packet;
+				if (e.getStatus() != 0) {
+					addMessage("RFCOMM channel open failed, status " + e.getStatus());
+				} else {
+					state = STATE.active;
+					rfcommChannelID = e.getRFCOMMCid();
+					mtu = e.getMaxFrameSize();
+					addMessage(String.format("RFCOMM channel open succeeded. \nNew RFCOMM Channel ID %d,\n max frame size %d", rfcommChannelID, mtu));
+					
+					counter = 0;
+					new Thread(new Runnable(){
+						@Override
+						public void run() {
+							try {
+								while(state == STATE.active){
+									Thread.sleep(1000);
+									byte[] data;
+									try {
+										data = String.format("BTstack SPP Counter %d\n", counter).getBytes("utf8");
+										if (counter < Integer.MAX_VALUE){
+											counter++;
+										} else {
+											counter = 0;
+										}
+										btstack.RFCOMMSendData(rfcommChannelID, data);
+									} catch (UnsupportedEncodingException e) {
+										// TODO Auto-generated catch block
+										e.printStackTrace();
+									}
+								}
+							} catch (InterruptedException e) {}
+						}
+					}).start();
+				}
+			}
+			break;
+			
+		case active:
+			if (packet instanceof RFCOMMDataPacket){	
+				addTempMessage("Received RFCOMM data packet: \n" + packet.toString());
+			}
+			break;
+			
+		default:
+			break;
+		}
+	}
+
+	private RemoteDevice deviceForBDAddr(BD_ADDR bdAddr){
+		for (RemoteDevice device:devices){
+			if (device.getBDAddress().equals(bdAddr) )
+				return device;
+		}
+		return null;
+	}
+		
+	private void setNameForDeviceWithBDAddr(String remoteName, BD_ADDR bdAddr) {
+		RemoteDevice device = deviceForBDAddr(bdAddr);
+		if (device != null){
+			addMessage("Found " + remoteName);
+			device.setName(remoteName);
+		}
+	}
+	
+	void test(){
+		counter = 0;
+		addMessage("SPP Test Application");
+
+		btstack = new BTstack();
+		btstack.registerPacketHandler(this);
+
+		boolean ok = btstack.connect();
+		if (!ok) {
+			addMessage("Failed to connect to BTstack Server");
+			return;
+		}
+
+		addMessage("BTstackSetPowerMode(1)");
+
+		state = STATE.w4_btstack_working;
+		btstack.BTstackSetPowerMode(1);
+	}
+}
+