1 | // |
2 | // impl/error.ipp |
3 | // ~~~~~~~~~~~~~~ |
4 | // |
5 | // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
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 |
131 | |