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// Copyright (C) 2017-2021 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 SHARED_SUBNET_PARSER_H
#define SHARED_SUBNET_PARSER_H
#include <cc/data.h>
#include <cc/simple_parser.h>
#include <dhcpsrv/cfg_subnets4.h>
#include <dhcpsrv/cfg_subnets6.h>
#include <dhcpsrv/shared_network.h>
#include <dhcpsrv/parsers/base_network_parser.h>
#include <dhcpsrv/parsers/dhcp_parsers.h>
#include <dhcpsrv/parsers/option_data_parser.h>
#include <boost/shared_ptr.hpp>
namespace isc {
namespace dhcp {
/// @brief Implements parser for IPv4 shared networks.
class SharedNetwork4Parser : public BaseNetworkParser {
public:
/// @brief Constructor.
///
/// @param check_iface Check if the specified interface exists in
/// the system.
SharedNetwork4Parser(bool check_iface = true);
/// @brief Virtual destructor.
virtual ~SharedNetwork4Parser() {
}
/// @brief Parses shared configuration information for IPv4 shared network.
///
/// @param shared_network_data Data element holding shared network
/// configuration to be parsed.
///
/// @return Pointer to an object representing shared network.
/// @throw DhcpConfigError when shared network configuration is invalid.
SharedNetwork4Ptr
parse(const data::ConstElementPtr& shared_network_data);
protected:
/// @brief Returns an instance of the @c OptionDataListParser to
/// be used in parsing the option-data structure.
///
/// This function can be overridden in the child classes to supply
/// a custom parser for option data.
///
/// @return an instance of the @c OptionDataListParser(AF_INET).
virtual boost::shared_ptr<OptionDataListParser> createOptionDataListParser() const;
/// @brief Returns an instance of the @c Subnets4ListConfigParser
/// to be used for parsing the subnets within the shared network.
///
/// This function can be overridden in the child classes to supply
/// a custom parser for the subnets.
///
/// @return an instance of the @c Subnets4ListConfigParser.
virtual boost::shared_ptr<Subnets4ListConfigParser> createSubnetsListParser() const;
/// Check if the specified interface exists in the system.
bool check_iface_;
};
/// @brief Implements parser for IPv6 shared networks.
class SharedNetwork6Parser : public BaseNetworkParser {
public:
/// @brief Constructor.
///
/// @param check_iface Check if the specified interface exists in
/// the system.
SharedNetwork6Parser(bool check_iface = true);
/// @brief Virtual destructor.
virtual ~SharedNetwork6Parser() {
}
/// @brief Parses shared configuration information for IPv6 shared network.
///
/// @param shared_network_data Data element holding shared network
/// configuration to be parsed.
///
/// @return Pointer to an object representing shared network.
/// @throw DhcpConfigError when shared network configuration is invalid.
SharedNetwork6Ptr
parse(const data::ConstElementPtr& shared_network_data);
protected:
/// @brief Returns an instance of the @c OptionDataListParser to
/// be used in parsing the option-data structure.
///
/// This function can be overridden in the child classes to supply
/// a custom parser for option data.
///
/// @return an instance of the @c OptionDataListParser(AF_INET6).
virtual boost::shared_ptr<OptionDataListParser> createOptionDataListParser() const;
/// @brief Returns an instance of the @c Subnets6ListConfigParser
/// to be used for parsing the subnets within the shared network.
///
/// This function can be overridden in the child classes to supply
/// a custom parser for the subnets.
///
/// @return an instance of the @c Subnets6ListConfigParser.
virtual boost::shared_ptr<Subnets6ListConfigParser> createSubnetsListParser() const;
/// Check if the specified interface exists in the system.
bool check_iface_;
};
} // enf of namespace isc::dhcp
} // end of namespace isc
#endif // SHARED_SUBNET_PARSER_H
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