Merge remote-tracking branch 'origin/master'
diff --git a/core/trivial/src/main/java/org/onlab/onos/net/trivial/packet/impl/ReactivePacketProcessor.java b/core/trivial/src/main/java/org/onlab/onos/net/trivial/packet/impl/ReactivePacketProcessor.java
new file mode 100644
index 0000000..5e0a39b
--- /dev/null
+++ b/core/trivial/src/main/java/org/onlab/onos/net/trivial/packet/impl/ReactivePacketProcessor.java
@@ -0,0 +1,18 @@
+package org.onlab.onos.net.trivial.packet.impl;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+import org.onlab.onos.net.packet.PacketContext;
+import org.onlab.onos.net.packet.PacketProcessor;
+import org.slf4j.Logger;
+
+public class ReactivePacketProcessor implements PacketProcessor {
+
+    private final Logger log = getLogger(getClass());
+
+    @Override
+    public void process(PacketContext context) {
+        log.info("Packet reveived {}", context.inPacket());
+    }
+
+}
diff --git a/core/trivial/src/main/java/org/onlab/onos/net/trivial/packet/impl/SimplePacketManager.java b/core/trivial/src/main/java/org/onlab/onos/net/trivial/packet/impl/SimplePacketManager.java
new file mode 100644
index 0000000..2233c32
--- /dev/null
+++ b/core/trivial/src/main/java/org/onlab/onos/net/trivial/packet/impl/SimplePacketManager.java
@@ -0,0 +1,98 @@
+package org.onlab.onos.net.trivial.packet.impl;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+import java.util.ArrayList;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.apache.felix.scr.annotations.Service;
+import org.onlab.onos.net.Device;
+import org.onlab.onos.net.device.DeviceService;
+import org.onlab.onos.net.packet.OutboundPacket;
+import org.onlab.onos.net.packet.PacketContext;
+import org.onlab.onos.net.packet.PacketProcessor;
+import org.onlab.onos.net.packet.PacketProvider;
+import org.onlab.onos.net.packet.PacketProviderRegistry;
+import org.onlab.onos.net.packet.PacketProviderService;
+import org.onlab.onos.net.packet.PacketService;
+import org.onlab.onos.net.provider.AbstractProviderRegistry;
+import org.onlab.onos.net.provider.AbstractProviderService;
+import org.slf4j.Logger;
+
+
+/**
+ * Provides a basic implementation of the packet SB & NB APIs.
+ *
+ */
+@Component(immediate = true)
+@Service
+public class SimplePacketManager
+extends AbstractProviderRegistry<PacketProvider, PacketProviderService>
+implements PacketService, PacketProviderRegistry {
+
+    private final Logger log = getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    private DeviceService deviceService;
+
+    private final ArrayList<PacketProcessor> processors = new ArrayList<>();
+
+    private final PacketProcessor reactiveProcessor = new ReactivePacketProcessor();
+
+    @Activate
+    public void activate() {
+        addProcessor(reactiveProcessor, PacketProcessor.ADVISOR_MAX + 1);
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        removeProcessor(reactiveProcessor);
+        log.info("Stopped");
+    }
+
+    @Override
+    public void addProcessor(PacketProcessor processor, int priority) {
+        processors.add(priority, processor);
+    }
+
+    @Override
+    public void removeProcessor(PacketProcessor processor) {
+        processors.remove(processor);
+    }
+
+    @Override
+    public void emit(OutboundPacket packet) {
+        final Device device = deviceService.getDevice(packet.sendThrough());
+        final PacketProvider packetProvider = getProvider(device.providerId());
+        packetProvider.emit(packet);
+    }
+
+    @Override
+    protected PacketProviderService createProviderService(
+            PacketProvider provider) {
+        return new InternalPacketProviderService(provider);
+    }
+
+    // Personalized link provider service issued to the supplied provider.
+    private class InternalPacketProviderService
+    extends AbstractProviderService<PacketProvider>
+    implements PacketProviderService {
+
+        protected InternalPacketProviderService(PacketProvider provider) {
+            super(provider);
+        }
+
+        @Override
+        public void processPacket(PacketContext context) {
+            for (PacketProcessor processor : processors) {
+                processor.process(context);
+            }
+        }
+
+    }
+}
diff --git a/providers/of/link/src/main/java/org/onlab/onos/provider/of/link/impl/LinkDiscovery.java b/providers/of/link/src/main/java/org/onlab/onos/provider/of/link/impl/LinkDiscovery.java
index 9f8a4d8..7da2e75 100644
--- a/providers/of/link/src/main/java/org/onlab/onos/provider/of/link/impl/LinkDiscovery.java
+++ b/providers/of/link/src/main/java/org/onlab/onos/provider/of/link/impl/LinkDiscovery.java
@@ -102,7 +102,7 @@
         this.sw = sw;
         this.ofFactory = sw.factory();
         this.ctrl = ctrl;
-        this.probeRate = 1000;
+        this.probeRate = 3000;
         this.linkProvider = providerService;
         this.slowPorts = Collections.synchronizedSet(new HashSet<Integer>());
         this.fastPorts = Collections.synchronizedSet(new HashSet<Integer>());
@@ -129,7 +129,7 @@
                 addPort(port);
             }
         }
-        timeout = Timer.getTimer().newTimeout(this, this.probeRate,
+        timeout = Timer.getTimer().newTimeout(this, 0,
                 TimeUnit.MILLISECONDS);
         this.log.debug("Started discovery manager for switch {}",
                 sw.getId());
diff --git a/providers/of/packet/pom.xml b/providers/of/packet/pom.xml
new file mode 100644
index 0000000..a425899
--- /dev/null
+++ b/providers/of/packet/pom.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.onlab.onos</groupId>
+        <artifactId>onos-of-providers</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>onos-of-provider-packet</artifactId>
+    <packaging>bundle</packaging>
+
+    <description>ONOS OpenFlow protocol packet provider</description>
+
+</project>
diff --git a/providers/of/packet/src/main/java/org/onlab/onos/provider/of/packet/impl/OpenFlowPacketProvider.java b/providers/of/packet/src/main/java/org/onlab/onos/provider/of/packet/impl/OpenFlowPacketProvider.java
new file mode 100644
index 0000000..c854daa
--- /dev/null
+++ b/providers/of/packet/src/main/java/org/onlab/onos/provider/of/packet/impl/OpenFlowPacketProvider.java
@@ -0,0 +1,85 @@
+package org.onlab.onos.provider.of.packet.impl;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onlab.onos.net.packet.OutboundPacket;
+import org.onlab.onos.net.packet.PacketProvider;
+import org.onlab.onos.net.packet.PacketProviderRegistry;
+import org.onlab.onos.net.packet.PacketProviderService;
+import org.onlab.onos.net.provider.AbstractProvider;
+import org.onlab.onos.net.provider.ProviderId;
+import org.onlab.onos.of.controller.OpenFlowController;
+import org.onlab.onos.of.controller.OpenFlowPacketContext;
+import org.onlab.onos.of.controller.PacketListener;
+import org.slf4j.Logger;
+
+/**
+ * Provider which uses an OpenFlow controller to detect network
+ * infrastructure links.
+ */
+@Component(immediate = true)
+public class OpenFlowPacketProvider extends AbstractProvider implements PacketProvider {
+
+    private final Logger log = getLogger(getClass());
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected PacketProviderRegistry providerRegistry;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected OpenFlowController controller;
+
+    private PacketProviderService providerService;
+
+    private final boolean useBDDP = true;
+
+    private final InternalPacketProvider listener = new InternalPacketProvider();
+
+
+
+    /**
+     * Creates an OpenFlow link provider.
+     */
+    public OpenFlowPacketProvider() {
+        super(new ProviderId("org.onlab.onos.provider.openflow"));
+    }
+
+    @Activate
+    public void activate() {
+        providerService = providerRegistry.register(this);
+        controller.addPacketListener(0, listener);
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        providerRegistry.unregister(this);
+        controller.removePacketListener(listener);
+        providerService = null;
+        log.info("Stopped");
+    }
+
+    @Override
+    public void emit(OutboundPacket packet) {
+        // TODO Auto-generated method stub
+
+    }
+
+
+    private class InternalPacketProvider implements PacketListener {
+
+
+        @Override
+        public void handlePacket(OpenFlowPacketContext pktCtx) {
+
+
+        }
+
+    }
+
+
+}
diff --git a/providers/of/pom.xml b/providers/of/pom.xml
index 0722d71..901cdd6 100644
--- a/providers/of/pom.xml
+++ b/providers/of/pom.xml
@@ -20,6 +20,7 @@
         <module>device</module>
         <module>link</module>
         <module>host</module>
+        <module>packet</module>
     </modules>
 
     <dependencies>