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7c673cae FG |
1 | // |
2 | // impl/error.ipp | |
3 | // ~~~~~~~~~~~~~~ | |
4 | // | |
1e59de90 | 5 | // Copyright (c) 2003-2022 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
7c673cae FG |
6 | // |
7 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
8 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
9 | // | |
10 | ||
11 | #ifndef BOOST_ASIO_IMPL_ERROR_IPP | |
12 | #define BOOST_ASIO_IMPL_ERROR_IPP | |
13 | ||
14 | #if defined(_MSC_VER) && (_MSC_VER >= 1200) | |
15 | # pragma once | |
16 | #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) | |
17 | ||
18 | #include <boost/asio/detail/config.hpp> | |
19 | #include <string> | |
20 | #include <boost/asio/error.hpp> | |
21 | ||
22 | #include <boost/asio/detail/push_options.hpp> | |
23 | ||
24 | namespace boost { | |
25 | namespace asio { | |
26 | namespace error { | |
27 | ||
28 | #if !defined(BOOST_ASIO_WINDOWS) && !defined(__CYGWIN__) | |
29 | ||
30 | namespace detail { | |
31 | ||
32 | class netdb_category : public boost::system::error_category | |
33 | { | |
34 | public: | |
35 | const char* name() const BOOST_ASIO_ERROR_CATEGORY_NOEXCEPT | |
36 | { | |
37 | return "asio.netdb"; | |
38 | } | |
39 | ||
40 | std::string message(int value) const | |
41 | { | |
42 | if (value == error::host_not_found) | |
43 | return "Host not found (authoritative)"; | |
44 | if (value == error::host_not_found_try_again) | |
45 | return "Host not found (non-authoritative), try again later"; | |
46 | if (value == error::no_data) | |
47 | return "The query is valid, but it does not have associated data"; | |
48 | if (value == error::no_recovery) | |
49 | return "A non-recoverable error occurred during database lookup"; | |
50 | return "asio.netdb error"; | |
51 | } | |
52 | }; | |
53 | ||
54 | } // namespace detail | |
55 | ||
56 | const boost::system::error_category& get_netdb_category() | |
57 | { | |
58 | static detail::netdb_category instance; | |
59 | return instance; | |
60 | } | |
61 | ||
62 | namespace detail { | |
63 | ||
64 | class addrinfo_category : public boost::system::error_category | |
65 | { | |
66 | public: | |
67 | const char* name() const BOOST_ASIO_ERROR_CATEGORY_NOEXCEPT | |
68 | { | |
69 | return "asio.addrinfo"; | |
70 | } | |
71 | ||
72 | std::string message(int value) const | |
73 | { | |
74 | if (value == error::service_not_found) | |
75 | return "Service not found"; | |
76 | if (value == error::socket_type_not_supported) | |
77 | return "Socket type not supported"; | |
78 | return "asio.addrinfo error"; | |
79 | } | |
80 | }; | |
81 | ||
82 | } // namespace detail | |
83 | ||
84 | const boost::system::error_category& get_addrinfo_category() | |
85 | { | |
86 | static detail::addrinfo_category instance; | |
87 | return instance; | |
88 | } | |
89 | ||
90 | #endif // !defined(BOOST_ASIO_WINDOWS) && !defined(__CYGWIN__) | |
91 | ||
92 | namespace detail { | |
93 | ||
94 | class misc_category : public boost::system::error_category | |
95 | { | |
96 | public: | |
97 | const char* name() const BOOST_ASIO_ERROR_CATEGORY_NOEXCEPT | |
98 | { | |
99 | return "asio.misc"; | |
100 | } | |
101 | ||
102 | std::string message(int value) const | |
103 | { | |
104 | if (value == error::already_open) | |
105 | return "Already open"; | |
106 | if (value == error::eof) | |
107 | return "End of file"; | |
108 | if (value == error::not_found) | |
109 | return "Element not found"; | |
110 | if (value == error::fd_set_failure) | |
111 | return "The descriptor does not fit into the select call's fd_set"; | |
112 | return "asio.misc error"; | |
113 | } | |
114 | }; | |
115 | ||
116 | } // namespace detail | |
117 | ||
118 | const boost::system::error_category& get_misc_category() | |
119 | { | |
120 | static detail::misc_category instance; | |
121 | return instance; | |
122 | } | |
123 | ||
124 | } // namespace error | |
125 | } // namespace asio | |
126 | } // namespace boost | |
127 | ||
128 | #include <boost/asio/detail/pop_options.hpp> | |
129 | ||
130 | #endif // BOOST_ASIO_IMPL_ERROR_IPP |