read_op.hpp 1.7 KB

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  1. //
  2. // ssl/detail/read_op.hpp
  3. // ~~~~~~~~~~~~~~~~~~~~~~
  4. //
  5. // Copyright (c) 2003-2021 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. #ifndef BOOST_ASIO_SSL_DETAIL_READ_OP_HPP
  11. #define BOOST_ASIO_SSL_DETAIL_READ_OP_HPP
  12. #if defined(_MSC_VER) && (_MSC_VER >= 1200)
  13. # pragma once
  14. #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
  15. #include <boost/asio/detail/config.hpp>
  16. #include <boost/asio/detail/buffer_sequence_adapter.hpp>
  17. #include <boost/asio/ssl/detail/engine.hpp>
  18. #include <boost/asio/detail/push_options.hpp>
  19. namespace boost {
  20. namespace asio {
  21. namespace ssl {
  22. namespace detail {
  23. template <typename MutableBufferSequence>
  24. class read_op
  25. {
  26. public:
  27. static BOOST_ASIO_CONSTEXPR const char* tracking_name()
  28. {
  29. return "ssl::stream<>::async_read_some";
  30. }
  31. read_op(const MutableBufferSequence& buffers)
  32. : buffers_(buffers)
  33. {
  34. }
  35. engine::want operator()(engine& eng,
  36. boost::system::error_code& ec,
  37. std::size_t& bytes_transferred) const
  38. {
  39. boost::asio::mutable_buffer buffer =
  40. boost::asio::detail::buffer_sequence_adapter<boost::asio::mutable_buffer,
  41. MutableBufferSequence>::first(buffers_);
  42. return eng.read(buffer, ec, bytes_transferred);
  43. }
  44. template <typename Handler>
  45. void call_handler(Handler& handler,
  46. const boost::system::error_code& ec,
  47. const std::size_t& bytes_transferred) const
  48. {
  49. handler(ec, bytes_transferred);
  50. }
  51. private:
  52. MutableBufferSequence buffers_;
  53. };
  54. } // namespace detail
  55. } // namespace ssl
  56. } // namespace asio
  57. } // namespace boost
  58. #include <boost/asio/detail/pop_options.hpp>
  59. #endif // BOOST_ASIO_SSL_DETAIL_READ_OP_HPP