74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
/*
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* Copyright (c) 2011-2012 Juli Mallett. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef SSH_SSH_KEY_EXCHANGE_H
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#define SSH_SSH_KEY_EXCHANGE_H
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////////////////////////////////////////////////////////////////////////////////
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// //
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// File: ssh_key_exchange.h //
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// Description: SSH key check performed on filter session start //
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// Project: WANProxy XTech //
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// Adapted by: Andreu Vidal Bramfeld-Software //
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// Last modified: 2015-04-01 //
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// //
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////////////////////////////////////////////////////////////////////////////////
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class Buffer;
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class Filter;
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namespace SSH {
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struct Session;
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class KeyExchange {
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protected:
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const std::string name_;
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KeyExchange(const std::string& xname)
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: name_(xname)
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{ }
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public:
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virtual ~KeyExchange()
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{ }
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std::string name(void) const
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{
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return (name_);
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}
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virtual KeyExchange *clone(void) const = 0;
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virtual bool hash(Buffer *, const Buffer *) const = 0;
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virtual bool input(Filter *, Buffer *) = 0;
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virtual bool init(Buffer *) = 0;
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static void add_algorithms(Session *);
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};
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}
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#endif /* !SSH_SSH_KEY_EXCHANGE_H */
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