error.hpp
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//
// ssl/error.hpp
// ~~~~~~~~~~~~~
//
// Copyright (c) 2003-2020 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_ERROR_HPP
#define ASIO_SSL_ERROR_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include "asio/detail/config.hpp"
#include "asio/error_code.hpp"
#include "asio/ssl/detail/openssl_types.hpp"
#include "asio/detail/push_options.hpp"
namespace asio {
namespace error {
enum ssl_errors
{
// Error numbers are those produced by openssl.
};
extern ASIO_DECL
const asio::error_category& get_ssl_category();
static const asio::error_category&
ssl_category ASIO_UNUSED_VARIABLE
= asio::error::get_ssl_category();
} // namespace error
namespace ssl {
namespace error {
enum stream_errors
{
#if defined(GENERATING_DOCUMENTATION)
/// The underlying stream closed before the ssl stream gracefully shut down.
stream_truncated,
/// The underlying SSL library returned a system error without providing
/// further information.
unspecified_system_error,
/// The underlying SSL library generated an unexpected result from a function
/// call.
unexpected_result
#else // defined(GENERATING_DOCUMENTATION)
# if (OPENSSL_VERSION_NUMBER < 0x10100000L) \
&& !defined(OPENSSL_IS_BORINGSSL) \
&& !defined(ASIO_USE_WOLFSSL)
stream_truncated = ERR_PACK(ERR_LIB_SSL, 0, SSL_R_SHORT_READ),
# else
stream_truncated = 1,
# endif
unspecified_system_error = 2,
unexpected_result = 3
#endif // defined(GENERATING_DOCUMENTATION)
};
extern ASIO_DECL
const asio::error_category& get_stream_category();
static const asio::error_category&
stream_category ASIO_UNUSED_VARIABLE
= asio::ssl::error::get_stream_category();
} // namespace error
} // namespace ssl
} // namespace asio
#if defined(ASIO_HAS_STD_SYSTEM_ERROR)
namespace std {
template<> struct is_error_code_enum<asio::error::ssl_errors>
{
static const bool value = true;
};
template<> struct is_error_code_enum<asio::ssl::error::stream_errors>
{
static const bool value = true;
};
} // namespace std
#endif // defined(ASIO_HAS_STD_SYSTEM_ERROR)
namespace asio {
namespace error {
inline asio::error_code make_error_code(ssl_errors e)
{
return asio::error_code(
static_cast<int>(e), get_ssl_category());
}
} // namespace error
namespace ssl {
namespace error {
inline asio::error_code make_error_code(stream_errors e)
{
return asio::error_code(
static_cast<int>(e), get_stream_category());
}
} // namespace error
} // namespace ssl
} // namespace asio
#include "asio/detail/pop_options.hpp"
#if defined(ASIO_HEADER_ONLY)
# include "asio/ssl/impl/error.ipp"
#endif // defined(ASIO_HEADER_ONLY)
#endif // ASIO_SSL_ERROR_HPP