icmp.hpp

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//
// icmp.hpp
// ~~~~~~~~
//
// Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//

#ifndef ASIO_IP_ICMP_HPP
#define ASIO_IP_ICMP_HPP

#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)

#include "asio/detail/push_options.hpp"

#include "asio/basic_raw_socket.hpp"
#include "asio/ip/basic_endpoint.hpp"
#include "asio/ip/basic_resolver.hpp"
#include "asio/ip/basic_resolver_iterator.hpp"
#include "asio/ip/basic_resolver_query.hpp"
#include "asio/detail/socket_types.hpp"

namespace asio {
namespace ip {


class icmp
{
public:
  typedef basic_endpoint<icmp> endpoint;

  typedef basic_resolver_query<icmp> resolver_query;

  typedef basic_resolver_iterator<icmp> resolver_iterator;

  static icmp v4()
  {
    return icmp(IPPROTO_ICMP, PF_INET);
  }

  static icmp v6()
  {
    return icmp(IPPROTO_ICMPV6, PF_INET6);
  }

  int type() const
  {
    return SOCK_RAW;
  }

  int protocol() const
  {
    return protocol_;
  }

  int family() const
  {
    return family_;
  }

  typedef basic_raw_socket<icmp> socket;

  typedef basic_resolver<icmp> resolver;

  friend bool operator==(const icmp& p1, const icmp& p2)
  {
    return p1.protocol_ == p2.protocol_ && p1.family_ == p2.family_;
  }

  friend bool operator!=(const icmp& p1, const icmp& p2)
  {
    return p1.protocol_ != p2.protocol_ || p1.family_ != p2.family_;
  }

private:
  // Construct with a specific family.
  explicit icmp(int protocol, int family)
    : protocol_(protocol),
      family_(family)
  {
  }

  int protocol_;
  int family_;
};

} // namespace ip
} // namespace asio

#include "asio/detail/pop_options.hpp"

#endif // ASIO_IP_ICMP_HPP