117 lines
2.4 KiB
C++
117 lines
2.4 KiB
C++
//
|
|
// udp.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_UDP_HPP
|
|
#define ASIO_IP_UDP_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_datagram_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 {
|
|
|
|
/// Encapsulates the flags needed for UDP.
|
|
/**
|
|
* The asio::ip::udp class contains flags necessary for UDP sockets.
|
|
*
|
|
* @par Thread Safety
|
|
* @e Distinct @e objects: Safe.@n
|
|
* @e Shared @e objects: Safe.
|
|
*
|
|
* @par Concepts:
|
|
* Protocol, InternetProtocol.
|
|
*/
|
|
class udp
|
|
{
|
|
public:
|
|
/// The type of a UDP endpoint.
|
|
typedef basic_endpoint<udp> endpoint;
|
|
|
|
/// The type of a resolver query.
|
|
typedef basic_resolver_query<udp> resolver_query;
|
|
|
|
/// The type of a resolver iterator.
|
|
typedef basic_resolver_iterator<udp> resolver_iterator;
|
|
|
|
/// Construct to represent the IPv4 UDP protocol.
|
|
static udp v4()
|
|
{
|
|
return udp(PF_INET);
|
|
}
|
|
|
|
/// Construct to represent the IPv6 UDP protocol.
|
|
static udp v6()
|
|
{
|
|
return udp(PF_INET6);
|
|
}
|
|
|
|
/// Obtain an identifier for the type of the protocol.
|
|
int type() const
|
|
{
|
|
return SOCK_DGRAM;
|
|
}
|
|
|
|
/// Obtain an identifier for the protocol.
|
|
int protocol() const
|
|
{
|
|
return IPPROTO_UDP;
|
|
}
|
|
|
|
/// Obtain an identifier for the protocol family.
|
|
int family() const
|
|
{
|
|
return family_;
|
|
}
|
|
|
|
/// The UDP socket type.
|
|
typedef basic_datagram_socket<udp> socket;
|
|
|
|
/// The UDP resolver type.
|
|
typedef basic_resolver<udp> resolver;
|
|
|
|
/// Compare two protocols for equality.
|
|
friend bool operator==(const udp& p1, const udp& p2)
|
|
{
|
|
return p1.family_ == p2.family_;
|
|
}
|
|
|
|
/// Compare two protocols for inequality.
|
|
friend bool operator!=(const udp& p1, const udp& p2)
|
|
{
|
|
return p1.family_ != p2.family_;
|
|
}
|
|
|
|
private:
|
|
// Construct with a specific family.
|
|
explicit udp(int family)
|
|
: family_(family)
|
|
{
|
|
}
|
|
|
|
int family_;
|
|
};
|
|
|
|
} // namespace ip
|
|
} // namespace asio
|
|
|
|
#include "asio/detail/pop_options.hpp"
|
|
|
|
#endif // ASIO_IP_UDP_HPP
|