NAME

AnyEvent::Pcap - Net::Pcap wrapper with AnyEvent

SYNOPSIS

  use AnyEvent::Pcap;

  my $a_pcap;
  $a_pcap = AnyEvent::Pcap->new(
      device         => "eth0",
      filter         => "tcp port 80",
      packet_handler => sub {
          my $header = shift;
          my $packet = shift;
  
          # you can use utils to get an NetPacket::TCP object.
          my $tcp = $a_pcap->utils->extract_tcp_packet($packet);

          # or ...
          $tcp = AnyEvent::Pcap::Utils->extract_tcp_packet($packet); 

          # do something....
      }
  );
  
  $a_pcap->run();
  
  AnyEvent->condvar->recv;

DESCRIPTION

AnyEvent::Pcap is a Net::Pcap wrapper with AnyEvent.

Also you can use its utils to get NetPacket::IP or NetPacket::TCP object.

METHODS

new([%args]);

  my %args = (
  
      # It will be filled up Net::Pcap::pcap_lookupdev() by default
      device => "eth0",
  
      # Default is NULL
      filter => "tcp port 80",
  
      # set your coderef
      packet_handler => sub {
          my $header = shift;
          my $packet = shift;
  
          # do something....
      }
  );
  
  my $a_pcap = AnyEvent::Pcap->new(%args);

Cteate and return new AnyEvent::Pcap object .

utils()

  my $a_pcap = AnyEvent::Pcap->new;
  my $utils  = $a_pcap->utils;
    

You can get an utilty for packet handling. See AnyEvent::Pcap::Utils.

run()

  my $a_pcap = AnyEvent::Pcap->new(%args);
  $a_pcap->run;

  AnyEvent->condvar->recv;

Running AnyEvent loop.

accessor methods

device([STRING])

fiilter([STRING])

packet_handler([CODEREF])

AUTHOR

Takeshi Miki <miki@cpan.org>

LICENSE

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

SEE ALSO

AnyEvent Net::Pcap