option6_auth.h

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// Copyright (C) 2018-2022 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 OPTION6_AUTH_H
#define OPTION6_AUTH_H
#endif
 
#include <dhcp/option.h>
#include <boost/shared_ptr.hpp>
 
#include <vector>
 
namespace isc {
namespace dhcp {
 
class Option6Auth;
 
typedef boost::shared_ptr<Option6Auth> Option6AuthPtr;
 
class Option6Auth: public Option {
 
public:
    static const uint8_t OPTION6_AUTH_MIN_LEN  = 11;
    static const uint8_t OPTION6_HASH_MSG_LEN  = 16;
    static const uint8_t OPTION6_HDR = 4;
    Option6Auth(const uint8_t proto, const uint8_t algo, const uint8_t method,
                const uint64_t rdm, const std::vector<uint8_t>& info);
 
    virtual OptionPtr clone() const;
 
    void pack(isc::util::OutputBuffer& buf, bool check = true) const;
 
    void packHashInput(isc::util::OutputBuffer& buf) const;
 
    virtual void unpack(OptionBufferConstIter begin, OptionBufferConstIter end);
 
    virtual std::string toText(int indent = 0) const;
 
    void setProtocol(uint8_t proto) { protocol_ = proto; }
 
    void setHashAlgo(uint8_t algo) { algorithm_ = algo; }
 
    void setReplyDetectionMethod(uint8_t method) { rdm_method_ = method; }
 
    void setReplyDetectionValue(uint64_t value) { rdm_value_ = value; }
 
    void setAuthInfo(const std::vector<uint8_t>& auth_info) { auth_info_ = auth_info; }
 
    uint8_t getProtocol() const { return protocol_; }
 
    uint8_t getHashAlgo() const { return algorithm_; }
 
    uint8_t getReplyDetectionMethod() const { return rdm_method_; }
 
    uint64_t getReplyDetectionValue() const { return rdm_value_; }
 
    std::vector<uint8_t> getAuthInfo() const { return auth_info_; }
 
protected:
    uint8_t protocol_;
 
    uint8_t algorithm_;
 
    uint8_t rdm_method_;
 
    uint64_t rdm_value_;
 
    std::vector<uint8_t> auth_info_;
};
 
} // isc::dhcp namespace
} // isc namespace