129 lines
2.8 KiB
Plaintext
129 lines
2.8 KiB
Plaintext
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//
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// impl/error.ipp
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// ~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef ASIO_IMPL_ERROR_IPP
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#define ASIO_IMPL_ERROR_IPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include "asio/detail/config.hpp"
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#include <string>
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#include "asio/error.hpp"
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#include "asio/detail/push_options.hpp"
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namespace asio {
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namespace error {
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#if !defined(ASIO_WINDOWS) && !defined(__CYGWIN__)
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namespace detail {
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class netdb_category : public asio::error_category
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{
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public:
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const char* name() const ASIO_ERROR_CATEGORY_NOEXCEPT
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{
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return "asio.netdb";
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}
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std::string message(int value) const
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{
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if (value == error::host_not_found)
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return "Host not found (authoritative)";
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if (value == error::host_not_found_try_again)
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return "Host not found (non-authoritative), try again later";
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if (value == error::no_data)
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return "The query is valid, but it does not have associated data";
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if (value == error::no_recovery)
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return "A non-recoverable error occurred during database lookup";
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return "asio.netdb error";
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}
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};
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} // namespace detail
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const asio::error_category& get_netdb_category()
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{
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static detail::netdb_category instance;
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return instance;
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}
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namespace detail {
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class addrinfo_category : public asio::error_category
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{
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public:
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const char* name() const ASIO_ERROR_CATEGORY_NOEXCEPT
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{
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return "asio.addrinfo";
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}
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std::string message(int value) const
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{
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if (value == error::service_not_found)
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return "Service not found";
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if (value == error::socket_type_not_supported)
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return "Socket type not supported";
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return "asio.addrinfo error";
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}
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};
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} // namespace detail
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const asio::error_category& get_addrinfo_category()
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{
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static detail::addrinfo_category instance;
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return instance;
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}
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#endif // !defined(ASIO_WINDOWS) && !defined(__CYGWIN__)
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namespace detail {
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class misc_category : public asio::error_category
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{
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public:
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const char* name() const ASIO_ERROR_CATEGORY_NOEXCEPT
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{
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return "asio.misc";
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}
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std::string message(int value) const
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{
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if (value == error::already_open)
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return "Already open";
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if (value == error::eof)
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return "End of file";
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if (value == error::not_found)
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return "Element not found";
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if (value == error::fd_set_failure)
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return "The descriptor does not fit into the select call's fd_set";
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return "asio.misc error";
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}
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};
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} // namespace detail
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const asio::error_category& get_misc_category()
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{
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static detail::misc_category instance;
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return instance;
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}
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} // namespace error
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} // namespace asio
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#include "asio/detail/pop_options.hpp"
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#endif // ASIO_IMPL_ERROR_IPP
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