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//
// ssl/detail/password_callback.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef ASIO_SSL_DETAIL_PASSWORD_CALLBACK_HPP
#define ASIO_SSL_DETAIL_PASSWORD_CALLBACK_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
#include <cstddef>
#include <string>
#include "asio/ssl/context_base.hpp"
#include "asio/detail/push_options.hpp"
namespace asio {
namespace ssl {
namespace detail {
class password_callback_base
{
public:
virtual ~password_callback_base()
{
}
virtual std::string call(std::size_t size,
context_base::password_purpose purpose) = 0;
};
template <typename PasswordCallback>
class password_callback : public password_callback_base
{
public:
explicit password_callback(PasswordCallback callback)
: callback_(callback)
{
}
virtual std::string call(std::size_t size,
context_base::password_purpose purpose)
{
return callback_(size, purpose);
}
private:
PasswordCallback callback_;
};
} // namespace detail
} // namespace ssl
} // namespace asio
#include "asio/detail/pop_options.hpp"
#endif // ASIO_SSL_DETAIL_PASSWORD_CALLBACK_HPP
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