ceph/src/boost/boost/beast/websocket/detail/mask.hpp

   1 //
   2 // Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com)
   3 //
   4 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   5 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 //
   7 // Official repository: https://github.com/boostorg/beast
   8 //
   9
  10 #ifndef BOOST_BEAST_WEBSOCKET_DETAIL_MASK_HPP
  11 #define BOOST_BEAST_WEBSOCKET_DETAIL_MASK_HPP
  12
  13 #include <boost/beast/core/detail/config.hpp>
  14 #include <boost/beast/core/buffers_range.hpp>
  15 #include <boost/asio/buffer.hpp>
  16 #include <array>
  17 #include <climits>
  18 #include <cstdint>
  19 #include <random>
  20 #include <type_traits>
  21
  22 namespace boost {
  23 namespace beast {
  24 namespace websocket {
  25 namespace detail {
  26
  27 using prepared_key = std::array<unsigned char, 4>;
  28
  29 BOOST_BEAST_DECL
  30 void
  31 prepare_key(prepared_key& prepared, std::uint32_t key);
  32
  33 // Apply mask in place
  34 //
  35 BOOST_BEAST_DECL
  36 void
  37 mask_inplace(net::mutable_buffer const& b, prepared_key& key);
  38
  39 // Apply mask in place
  40 //
  41 template<class MutableBufferSequence>
  42 void
  43 mask_inplace(
  44     MutableBufferSequence const& buffers,
  45     prepared_key& key)
  46 {
  47     for(net::mutable_buffer b :
  48             beast::buffers_range_ref(buffers))
  49         detail::mask_inplace(b, key);
  50 }
  51
  52 } // detail
  53 } // websocket
  54 } // beast
  55 } // boost
  56
  57
  58 #if BOOST_BEAST_HEADER_ONLY
  59 #include <boost/beast/websocket/detail/mask.ipp>
  60 #endif
  61
  62
  63 #endif