#!/usr/bin/env ruby
#
# $Id: sctp 172 2010-03-16 07:07:04Z jhart $
#
require 'rubygems'
require 'racket'
include Racket
unless (ARGV.size == 4) 
  puts "Usage: #{$0} <srcip> <srcport> <dstip> <dstport>" 
  exit
end
n = Racket::Racket.new
n.iface = "eth0"
n.l3 = L3::IPv4.new
n.l3.src_ip = ARGV[0] 
n.l3.dst_ip = ARGV[2]
n.l3.protocol = 132
n.l4 = L4::SCTP.new
n.l4.src_port = ARGV[1].to_i
n.l4.dst_port = ARGV[3].to_i
#n.l4.add_chunk(1, 2, 8, "blah")
f = n.sendpacket
n.layers.compact.each do |l|
  puts l.pretty
end
puts "Sent #{f}"