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RTcpIp

A convenience library for using FFI::Pcap and FFI::Packets

Installation

Add this line to your application's Gemfile:

gem 'r_tcp_ip'

And then execute:

$ bundle

Or install it yourself as:

$ gem install r_tcp_ip

Usage

require 'r_tcp_ip'
require 'ffi/pcap'
cap = FFI::Pcap::Offline.new("dump.pcap")
cap.loop do |this,pkt|
  packet = RTcpIp::Packet.new(pkt.body_ptr)
  puts "source_ip=#{packet.src} dest_ip=#{packet.dst} source_port=#{packet.sport} dest_port=#{packet.dport}"
end

Contributing

  1. Fork it ( https://github.com/nemski/r_tcp_ip/fork )
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create a new Pull Request