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1 | // |
2 | // ssl/detail/password_callback.hpp | |
3 | // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
4 | // | |
5 | // Copyright (c) 2003-2016 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_SSL_DETAIL_PASSWORD_CALLBACK_HPP | |
12 | #define BOOST_ASIO_SSL_DETAIL_PASSWORD_CALLBACK_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 | ||
20 | #if !defined(BOOST_ASIO_ENABLE_OLD_SSL) | |
21 | # include <cstddef> | |
22 | # include <string> | |
23 | # include <boost/asio/ssl/context_base.hpp> | |
24 | #endif // !defined(BOOST_ASIO_ENABLE_OLD_SSL) | |
25 | ||
26 | #include <boost/asio/detail/push_options.hpp> | |
27 | ||
28 | namespace boost { | |
29 | namespace asio { | |
30 | namespace ssl { | |
31 | namespace detail { | |
32 | ||
33 | #if !defined(BOOST_ASIO_ENABLE_OLD_SSL) | |
34 | ||
35 | class password_callback_base | |
36 | { | |
37 | public: | |
38 | virtual ~password_callback_base() | |
39 | { | |
40 | } | |
41 | ||
42 | virtual std::string call(std::size_t size, | |
43 | context_base::password_purpose purpose) = 0; | |
44 | }; | |
45 | ||
46 | template <typename PasswordCallback> | |
47 | class password_callback : public password_callback_base | |
48 | { | |
49 | public: | |
50 | explicit password_callback(PasswordCallback callback) | |
51 | : callback_(callback) | |
52 | { | |
53 | } | |
54 | ||
55 | virtual std::string call(std::size_t size, | |
56 | context_base::password_purpose purpose) | |
57 | { | |
58 | return callback_(size, purpose); | |
59 | } | |
60 | ||
61 | private: | |
62 | PasswordCallback callback_; | |
63 | }; | |
64 | ||
65 | #endif // !defined(BOOST_ASIO_ENABLE_OLD_SSL) | |
66 | ||
67 | } // namespace detail | |
68 | } // namespace ssl | |
69 | } // namespace asio | |
70 | } // namespace boost | |
71 | ||
72 | #include <boost/asio/detail/pop_options.hpp> | |
73 | ||
74 | #endif // BOOST_ASIO_SSL_DETAIL_PASSWORD_CALLBACK_HPP |