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       1              : //
       2              : // Copyright (c) 2025 Mohammad Nejati
       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/cppalliance/http_proto
       8              : //
       9              : 
      10              : #ifndef BOOST_HTTP_PROTO_DETAIL_BUFFER_UTILS_HPP
      11              : #define BOOST_HTTP_PROTO_DETAIL_BUFFER_UTILS_HPP
      12              : 
      13              : #include <boost/buffers/buffer.hpp>
      14              : #include <boost/buffers/slice.hpp>
      15              : #include <boost/core/span.hpp>
      16              : 
      17              : namespace boost {
      18              : namespace http_proto {
      19              : namespace detail {
      20              : 
      21              : template<
      22              :     typename BufferSequence,
      23              :     typename Buffer = typename BufferSequence::value_type>
      24              : boost::span<Buffer const>
      25       126757 : make_span(BufferSequence const& mbp)
      26              : {
      27       126757 :     return { mbp.begin(), mbp.end() };
      28              : }
      29              : 
      30              : template<typename BufferSequence>
      31              : BufferSequence
      32       144239 : prefix(
      33              :     BufferSequence cbp,
      34              :     std::size_t n)
      35              : {
      36       144239 :     buffers::keep_front(cbp, n);
      37       144239 :     return cbp;
      38              : }
      39              : 
      40              : } // detail
      41              : } // http_proto
      42              : } // boost
      43              : 
      44              : #endif