/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "ns3/trace-container.h"
#include "ns3/ui-variable-tracer.h"
#include "ns3/callback-tracer.h"
#include "ns3/stream-tracer.h"
#include "ns3/pcap-writer.h"
#include "ns3/packet.h"
#include <iostream>

using namespace ns3;

CallbackTraceSourcer<Packet> a;
UiVariableTracer<unsigned short> b;
StreamTracer c;
CallbackTraceSourcer<double, int> d;

void
RegisterAllTraceSources (TraceContainer *container)
{
  container->RegisterCallback ("source-a", &a);
  container->RegisterUiVariable ("source-b", &b);
  container->RegisterStream ("source-c", &c);
  container->RegisterCallback ("source-d", &d);
}
void
GenerateTraceEvents (void)
{
  // log en empty packet
  a (Packet ());
  b = 10;
  b += 100;
  b += 50;
  b = (unsigned short) -20;
  c << "this is a simple test b=" << b << std::endl;
  d (3.1415, 3);
}

void
VariableEvent (uint64_t old, uint64_t cur)
{}

void
CallbackEvent (double a, int b)
{}


int main (int argc, char *argv[])
{
  TraceContainer traces;
  RegisterAllTraceSources (&traces);
  PcapWriter pcap;
  pcap.Open ("trace-test.log");
  pcap.WriteHeaderEthernet ();
  traces.SetCallback ("source-a", 
                      MakeCallback (&PcapWriter::WritePacket, &pcap));
  traces.SetUiVariableCallback ("source-b", MakeCallback (&VariableEvent));
  traces.SetStream ("source-c", &std::cout);
  traces.SetCallback ("source-d", MakeCallback (&CallbackEvent));
  GenerateTraceEvents ();
  return 0;
}