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//
// Copyright (c) 2016-2017 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_IMPL_RFC6455_IPP
#define BOOST_BEAST_WEBSOCKET_IMPL_RFC6455_IPP
#include <boost/beast/http/fields.hpp>
#include <boost/beast/http/rfc7230.hpp>
namespace boost {
namespace beast {
namespace websocket {
template<class Allocator>
bool
is_upgrade(http::header<true,
http::basic_fields<Allocator>> const& req)
{
if(req.version() < 11)
return false;
if(req.method() != http::verb::get)
return false;
if(! http::token_list{req["Connection"]}.exists("upgrade"))
return false;
if(! http::token_list{req["Upgrade"]}.exists("websocket"))
return false;
return true;
}
} // websocket
} // beast
} // boost
#endif
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