implement AFSK receiver

AndroidManifest.xml

@@ -11,6 +11,7 @@
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
     <uses-permission android:name="android.permission.BLUETOOTH" />
     <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.RECORD_AUDIO" />
     <uses-permission android:name="android.permission.VIBRATE"/>
 
     <application android:label="@string/app_name" android:icon="@drawable/icon">

jni

@@ -0,0 +1 @@
+../packetdroid/jni

proguard.cfg

@@ -31,6 +31,12 @@
 -keep public class * extends android.app.backup.BackupAgentHelper
 -keep public class * extends android.preference.Preference
 -keep public class com.android.vending.licensing.ILicensingService
+-keep public class com.jazzido.PacketDroid.AudioBufferProcessor {
+	public void callback(byte[]);
+}
+-keepclassmembers class * extends com.jazzido.PacketDroid.PacketCallback {
+	public void received(...);
+}
 
 -keepclasseswithmembernames class * {
     native <methods>;

src/AudioBufferProcessor.java

@@ -0,0 +1 @@
+../../packetdroid/src/com/jazzido/PacketDroid/AudioBufferProcessor.java

src/PacketCallback.java

@@ -0,0 +1 @@
+../../packetdroid/src/com/jazzido/PacketDroid/PacketCallback.java

src/backend/AfskUploader.scala

@@ -2,17 +2,24 @@ package org.aprsdroid.app
 
 import _root_.android.util.Log
 import _root_.java.net.{InetAddress, DatagramSocket, DatagramPacket}
-import _root_.net.ab0oo.aprs.parser.{APRSPacket, Digipeater}
+import _root_.net.ab0oo.aprs.parser.{APRSPacket, Digipeater, Parser}
 import com.nogy.afu.soundmodem.{Message, APRSFrame, Afsk}
 
-class AfskUploader(prefs : PrefsWrapper) extends AprsIsUploader(prefs) {
+import com.jazzido.PacketDroid.{AudioBufferProcessor, PacketCallback}
+
+class AfskUploader(service : AprsService, prefs : PrefsWrapper) extends AprsIsUploader(prefs)
+		with PacketCallback {
 	val TAG = "APRSdroid.Afsk"
 	// frame prefix: bytes = milliseconds * baudrate / 8 / 1000
 	var FrameLength = prefs.getStringInt("afsk.prefix", 1000)*1200/8/1000
 	var Digis = prefs.getString("digi_path", "WIDE1-1")
 	val output = new Afsk()
+	val abp = new AudioBufferProcessor(this)
 	
-	def start() = true
+	def start() = {
+		abp.start()
+		true
+	}
 
 	def update(packet : APRSPacket) : String = {
 		// Need to "parse" the packet in order to replace the Digipeaters
@@ -27,6 +34,10 @@ class AfskUploader(prefs : PrefsWrapper) extends AprsIsUploader(prefs) {
 	}
 
 	def stop() {
+		abp.stopRecording()
 	}
 
+	def received(data : Array[Byte]) {
+		service.postSubmit(Parser.parseAX25(data).toString().trim())
+	}
 }

src/backend/AprsIsUploader.scala

@@ -27,7 +27,7 @@ object AprsIsUploader {
 			R.xml.backend_http,
 			PASSCODE_REQUIRED),
 		"afsk" -> new BackendInfo(
-			(s, p) => new AfskUploader(p),
+			(s, p) => new AfskUploader(s, p),
 			R.xml.backend_afsk,
 			PASSCODE_NONE),
 		"tcp" -> new BackendInfo(