1 //
2 // ip/bad_address_cast.hpp
3 // ~~~~~~~~~~~~~~~~~~~~~~~
4 //
5 // Copyright (c) 2003-2020 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_IP_BAD_ADDRESS_CAST_HPP
12 #define BOOST_ASIO_IP_BAD_ADDRESS_CAST_HPP
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 <typeinfo>
20 
21 #include <boost/asio/detail/push_options.hpp>
22 
23 namespace boost {
24 namespace asio {
25 namespace ip {
26 
27 /// Thrown to indicate a failed address conversion.
28 class bad_address_cast :
29 #if defined(BOOST_ASIO_MSVC) && defined(_HAS_EXCEPTIONS) && !_HAS_EXCEPTIONS
30   public std::exception
31 #else
32   public std::bad_cast
33 #endif
34 {
35 public:
36   /// Default constructor.
bad_address_cast()37   bad_address_cast() {}
38 
39   /// Destructor.
~bad_address_cast()40   virtual ~bad_address_cast() BOOST_ASIO_NOEXCEPT_OR_NOTHROW {}
41 
42   /// Get the message associated with the exception.
what() const43   virtual const char* what() const BOOST_ASIO_NOEXCEPT_OR_NOTHROW
44   {
45     return "bad address cast";
46   }
47 };
48 
49 } // namespace ip
50 } // namespace asio
51 } // namespace boost
52 
53 #include <boost/asio/detail/pop_options.hpp>
54 
55 #endif // BOOST_ASIO_IP_ADDRESS_HPP
56