deluge/libtorrent/include/asio/ip/basic_resolver_query.hpp

150 lines
4.1 KiB
C++

//
// basic_resolver_query.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2007 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_BASIC_RESOLVER_QUERY_HPP
#define ASIO_IP_BASIC_RESOLVER_QUERY_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/detail/push_options.hpp"
#include <boost/config.hpp>
#include <string>
#include "asio/detail/pop_options.hpp"
#include "asio/detail/socket_ops.hpp"
#include "asio/ip/resolver_query_base.hpp"
namespace asio {
namespace ip {
/// An query to be passed to a resolver.
/**
* The asio::ip::basic_resolver_query class template describes a query
* that can be passed to a resolver.
*
* @par Thread Safety
* @e Distinct @e objects: Safe.@n
* @e Shared @e objects: Unsafe.
*/
template <typename InternetProtocol>
class basic_resolver_query
: public resolver_query_base
{
public:
/// The protocol type associated with the endpoint query.
typedef InternetProtocol protocol_type;
/// Construct with specified service name for any protocol.
basic_resolver_query(const std::string& service_name,
int flags = passive | address_configured)
: hints_(),
host_name_(),
service_name_(service_name)
{
typename InternetProtocol::endpoint endpoint;
hints_.ai_flags = flags;
hints_.ai_family = PF_UNSPEC;
hints_.ai_socktype = endpoint.protocol().type();
hints_.ai_protocol = endpoint.protocol().protocol();
hints_.ai_addrlen = 0;
hints_.ai_canonname = 0;
hints_.ai_addr = 0;
hints_.ai_next = 0;
}
/// Construct with specified service name for a given protocol.
basic_resolver_query(const protocol_type& protocol,
const std::string& service_name,
int flags = passive | address_configured)
: hints_(),
host_name_(),
service_name_(service_name)
{
hints_.ai_flags = flags;
hints_.ai_family = protocol.family();
hints_.ai_socktype = protocol.type();
hints_.ai_protocol = protocol.protocol();
hints_.ai_addrlen = 0;
hints_.ai_canonname = 0;
hints_.ai_addr = 0;
hints_.ai_next = 0;
}
/// Construct with specified host name and service name for any protocol.
basic_resolver_query(const std::string& host_name,
const std::string& service_name, int flags = address_configured)
: hints_(),
host_name_(host_name),
service_name_(service_name)
{
typename InternetProtocol::endpoint endpoint;
hints_.ai_flags = flags;
hints_.ai_family = PF_UNSPEC;
hints_.ai_socktype = endpoint.protocol().type();
hints_.ai_protocol = endpoint.protocol().protocol();
hints_.ai_addrlen = 0;
hints_.ai_canonname = 0;
hints_.ai_addr = 0;
hints_.ai_next = 0;
}
/// Construct with specified host name and service name for a given protocol.
basic_resolver_query(const protocol_type& protocol,
const std::string& host_name, const std::string& service_name,
int flags = address_configured)
: hints_(),
host_name_(host_name),
service_name_(service_name)
{
hints_.ai_flags = flags;
hints_.ai_family = protocol.family();
hints_.ai_socktype = protocol.type();
hints_.ai_protocol = protocol.protocol();
hints_.ai_addrlen = 0;
hints_.ai_canonname = 0;
hints_.ai_addr = 0;
hints_.ai_next = 0;
}
/// Get the hints associated with the query.
const asio::detail::addrinfo_type& hints() const
{
return hints_;
}
/// Get the host name associated with the query.
std::string host_name() const
{
return host_name_;
}
/// Get the service name associated with the query.
std::string service_name() const
{
return service_name_;
}
private:
asio::detail::addrinfo_type hints_;
std::string host_name_;
std::string service_name_;
};
} // namespace ip
} // namespace asio
#include "asio/detail/pop_options.hpp"
#endif // ASIO_IP_BASIC_RESOLVER_QUERY_HPP