Added thirdparty: boost library

thirdparty/include/boost/beast/websocket/detail/mask.hpp

@@ -0,0 +1,63 @@
+//
+// Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// Official repository: https://github.com/boostorg/beast
+//
+
+#ifndef BOOST_BEAST_WEBSOCKET_DETAIL_MASK_HPP
+#define BOOST_BEAST_WEBSOCKET_DETAIL_MASK_HPP
+
+#include <boost/beast/core/detail/config.hpp>
+#include <boost/beast/core/buffers_range.hpp>
+#include <boost/asio/buffer.hpp>
+#include <array>
+#include <climits>
+#include <cstdint>
+#include <random>
+#include <type_traits>
+
+namespace boost {
+namespace beast {
+namespace websocket {
+namespace detail {
+
+using prepared_key = std::array<unsigned char, 4>;
+
+BOOST_BEAST_DECL
+void
+prepare_key(prepared_key& prepared, std::uint32_t key);
+
+// Apply mask in place
+//
+BOOST_BEAST_DECL
+void
+mask_inplace(net::mutable_buffer const& b, prepared_key& key);
+
+// Apply mask in place
+//
+template<class MutableBufferSequence>
+void
+mask_inplace(
+    MutableBufferSequence const& buffers,
+    prepared_key& key)
+{
+    for(net::mutable_buffer b :
+            beast::buffers_range_ref(buffers))
+        detail::mask_inplace(b, key);
+}
+
+} // detail
+} // websocket
+} // beast
+} // boost
+
+
+#if BOOST_BEAST_HEADER_ONLY
+#include <boost/beast/websocket/detail/mask.ipp>
+#endif
+
+
+#endif