|
- //
- // impl/error.ipp
- // ~~~~~~~~~~~~~~
- //
- // Copyright (c) 2003-2015 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_IMPL_ERROR_IPP
- #define ASIO_IMPL_ERROR_IPP
-
- #if defined(_MSC_VER) && (_MSC_VER >= 1200)
- # pragma once
- #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-
- #include "asio/detail/config.hpp"
- #include <string>
- #include "asio/error.hpp"
-
- #include "asio/detail/push_options.hpp"
-
- namespace asio {
- namespace error {
-
- #if !defined(ASIO_WINDOWS) && !defined(__CYGWIN__)
-
- namespace detail {
-
- class netdb_category : public asio::error_category
- {
- public:
- const char* name() const ASIO_ERROR_CATEGORY_NOEXCEPT
- {
- return "asio.netdb";
- }
-
- std::string message(int value) const
- {
- if (value == error::host_not_found)
- return "Host not found (authoritative)";
- if (value == error::host_not_found_try_again)
- return "Host not found (non-authoritative), try again later";
- if (value == error::no_data)
- return "The query is valid, but it does not have associated data";
- if (value == error::no_recovery)
- return "A non-recoverable error occurred during database lookup";
- return "asio.netdb error";
- }
- };
-
- } // namespace detail
-
- const asio::error_category& get_netdb_category()
- {
- static detail::netdb_category instance;
- return instance;
- }
-
- namespace detail {
-
- class addrinfo_category : public asio::error_category
- {
- public:
- const char* name() const ASIO_ERROR_CATEGORY_NOEXCEPT
- {
- return "asio.addrinfo";
- }
-
- std::string message(int value) const
- {
- if (value == error::service_not_found)
- return "Service not found";
- if (value == error::socket_type_not_supported)
- return "Socket type not supported";
- return "asio.addrinfo error";
- }
- };
-
- } // namespace detail
-
- const asio::error_category& get_addrinfo_category()
- {
- static detail::addrinfo_category instance;
- return instance;
- }
-
- #endif // !defined(ASIO_WINDOWS) && !defined(__CYGWIN__)
-
- namespace detail {
-
- class misc_category : public asio::error_category
- {
- public:
- const char* name() const ASIO_ERROR_CATEGORY_NOEXCEPT
- {
- return "asio.misc";
- }
-
- std::string message(int value) const
- {
- if (value == error::already_open)
- return "Already open";
- if (value == error::eof)
- return "End of file";
- if (value == error::not_found)
- return "Element not found";
- if (value == error::fd_set_failure)
- return "The descriptor does not fit into the select call's fd_set";
- return "asio.misc error";
- }
- };
-
- } // namespace detail
-
- const asio::error_category& get_misc_category()
- {
- static detail::misc_category instance;
- return instance;
- }
-
- } // namespace error
- } // namespace asio
-
- #include "asio/detail/pop_options.hpp"
-
- #endif // ASIO_IMPL_ERROR_IPP
|