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// 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
// Official repository:


#include <boost/beast/core/detail/config.hpp>

namespace boost {
namespace beast {
namespace websocket {

/** permessage-deflate extension options.

    These settings control the permessage-deflate extension,
    which allows messages to be compressed.


    These settings should be configured before performing the WebSocket

    Objects of this type are used with
    @ref beast::websocket::stream::set_option.
struct permessage_deflate
    /// `true` to offer the extension in the server role
    bool server_enable = false;

    /// `true` to offer the extension in the client role
    bool client_enable = false;

    /** Maximum server window bits to offer

        @note Due to a bug in ZLib, this value must be greater than 8.
    int server_max_window_bits = 15;

    /** Maximum client window bits to offer

        @note Due to a bug in ZLib, this value must be greater than 8.
    int client_max_window_bits = 15;

    /// `true` if server_no_context_takeover desired
    bool server_no_context_takeover = false;

    /// `true` if client_no_context_takeover desired
    bool client_no_context_takeover = false;

    /// Deflate compression level 0..9
    int compLevel = 8;

    /// Deflate memory level, 1..9
    int memLevel = 4;

    /// The minimum size a message should have to be compressed
    std::size_t msg_size_threshold = 0;

} // websocket
} // beast
} // boost