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// Copyright (C) 2014-2016 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#ifndef SUBNET_SELECTOR_H
#define SUBNET_SELECTOR_H
#include <asiolink/io_address.h>
#include <dhcp/classify.h>
#include <dhcp/option.h>
#include <string>
namespace isc {
namespace dhcp {
/// @brief Subnet selector used to specify parameters used to select a subnet.
///
/// This structure holds various parameters extracted from a packet sent
/// by a DHCP client used to select the subnet for the client. This selector
/// is common for IPv4 and IPv6 subnets.
struct SubnetSelector {
/// @name DHCPv4 specific parameters.
//@{
/// @brief ciaddr from the client's message.
asiolink::IOAddress ciaddr_;
/// @brief giaddr from the client's message.
asiolink::IOAddress giaddr_;
/// @brief RAI link select or subnet select option
asiolink::IOAddress option_select_;
//@}
/// @name DHCPv6 specific parameters.
//@{
/// @brief Interface id option.
OptionPtr interface_id_;
/// @brief First relay link address.
asiolink::IOAddress first_relay_linkaddr_;
//@}
/// @brief Address on which the message was received.
asiolink::IOAddress local_address_;
/// @brief Source address of the message.
asiolink::IOAddress remote_address_;
/// @brief Classes that the client belongs to.
ClientClasses client_classes_;
/// @brief Name of the interface on which the message was received.
std::string iface_name_;
/// @brief Specifies if the packet is DHCP4o6
bool dhcp4o6_;
/// @brief Default constructor.
///
/// Sets the default values for the @c Selector.
SubnetSelector()
: ciaddr_(asiolink::IOAddress("0.0.0.0")),
giaddr_(asiolink::IOAddress("0.0.0.0")),
option_select_(asiolink::IOAddress("0.0.0.0")),
interface_id_(),
first_relay_linkaddr_(asiolink::IOAddress("::")),
local_address_(asiolink::IOAddress("0.0.0.0")),
remote_address_(asiolink::IOAddress("0.0.0.0")),
client_classes_(), iface_name_(std::string()),
dhcp4o6_(false) {
}
};
}
}
#endif // SUBNET_SELECTOR_H
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