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// Copyright (C) 2015-2020 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 IFACES_CONFIG_PARSER_H
#define IFACES_CONFIG_PARSER_H
#include <cc/data.h>
#include <cc/simple_parser.h>
#include <dhcpsrv/cfg_iface.h>
#include <dhcpsrv/parsers/dhcp_parsers.h>
namespace isc {
namespace dhcp {
/// @brief Parser for the configuration of interfaces.
///
/// This parser parses the "interfaces-config" parameter which holds the
/// full configuration of the DHCP server with respect to the use of
/// interfaces, DHCP traffic sockets and alike.
///
/// This parser is used in both DHCPv4 and DHCPv6. Derived parsers
/// are not needed.
class IfacesConfigParser : public isc::data::SimpleParser {
public:
/// @brief Constructor
///
/// In test mode only the configuration is checked. In particular
/// sockets are not opened or closed.
///
/// @param protocol AF_INET for DHCPv4 and AF_INET6 for DHCPv6.
/// @param test_mode True if in test mode, False if not.
IfacesConfigParser(const uint16_t protocol, bool test_mode);
/// @brief Parses content of the "interfaces-config".
///
/// @param config parsed structures will be stored here
/// @param values pointer to the content of parsed values
///
/// @throw DhcpConfigError if the interface names and/or addresses
/// are invalid.
void parse(const CfgIfacePtr& config, const isc::data::ConstElementPtr& values);
private:
/// @brief parses interfaces-list structure
///
/// This method goes through all the interfaces-specified in
/// 'interfaces-list' and enabled them in the specified configuration
/// structure
///
/// @param cfg_iface parsed interfaces will be specified here
/// @param ifaces_list interfaces-list to be parsed
/// @throw DhcpConfigError if the interface names are invalid.
void parseInterfacesList(const CfgIfacePtr& cfg_iface,
isc::data::ConstElementPtr ifaces_list);
/// @brief AF_INET for DHCPv4 and AF_INET6 for DHCPv6.
int protocol_;
/// @brief Test mode.
bool test_mode_;
};
}
} // end of namespace isc
#endif // IFACES_CONFIG_PARSER_H
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