gnss-sim/3rdparty/boost/mysql/impl/internal/ssl_context_with_default.hpp

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1.4 KiB
C++

//
// Copyright (c) 2019-2024 Ruben Perez Hidalgo (rubenperez038 at gmail 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 BOOST_MYSQL_IMPL_INTERNAL_SSL_CONTEXT_WITH_DEFAULT_HPP
#define BOOST_MYSQL_IMPL_INTERNAL_SSL_CONTEXT_WITH_DEFAULT_HPP
#include <boost/asio/ssl/context.hpp>
#include <boost/variant2/variant.hpp>
namespace boost {
namespace mysql {
namespace detail {
inline asio::ssl::context create_default_ssl_context()
{
// As of MySQL 5.7.35, support for previous TLS versions is deprecated,
// so this is a secure default. User can override it if they want
asio::ssl::context ctx(asio::ssl::context::tlsv12_client);
return ctx;
}
inline asio::ssl::context& default_ssl_context()
{
static asio::ssl::context ctx = create_default_ssl_context();
return ctx;
}
class ssl_context_with_default
{
asio::ssl::context* impl_;
public:
ssl_context_with_default(asio::ssl::context* ctx) noexcept : impl_(ctx) {}
asio::ssl::context& get()
{
if (impl_ == nullptr)
impl_ = &default_ssl_context();
return *impl_;
}
// Exposed for the sake of testing
const asio::ssl::context* get_ptr() const noexcept { return impl_; }
};
} // namespace detail
} // namespace mysql
} // namespace boost
#endif