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//
// Copyright (c) Crossbar.io Technologies GmbH and contributors
//
// Boost Software License - Version 1.0 - August 17th, 2003
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
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///////////////////////////////////////////////////////////////////////////////

#ifndef AUTOBAHN_WAMP_CHALLENGE_HPP
#define AUTOBAHN_WAMP_CHALLENGE_HPP

namespace autobahn {

/// Represents a topic subscription.
class wamp_challenge
{
public:
    wamp_challenge(
        const std::string & authmethod,
        const std::string & challenge = "",
        const std::string & salt = "",
        int iteratons = -1,
        int keylen = -1
       );

    wamp_challenge( const wamp_challenge & );

    const std::string & challenge() const;
    const std::string & authmethod() const;
    const std::string & salt() const;
    int iterations() const;
    int keylen() const;



private:
    // authmethod
    std::string m_authmethod;

    // used to "digest" the secret for transport
    std::string m_challenge;

    /////////////////////////////////////////
    // if authmethod is "wampcra"
    // and the secret is stored as a derived_key
    // with salt, iterations and a given keylen.
    std::string m_salt;
    int m_iterations;
    int m_keylen;
};

} // namespace autobahn

#include "wamp_challenge.ipp"

#endif // AUTOBAHN_WAMP_CHALLENGE_HPP
