//
// 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_HTTP_FIELD_HPP
#define BOOST_BEAST_HTTP_FIELD_HPP

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

namespace boost {
namespace beast {
namespace http {

    enum class field : unsigned short
    {
        unknown = 0,

        accept,
        accept_ch,
        accept_charset, // Deprecated
        accept_encoding,
        accept_language,
        accept_patch,
        accept_post,
        accept_ranges,
        accept_signature,
        access_control_allow_credentials,
        access_control_allow_headers,
        access_control_allow_methods,
        access_control_allow_origin,
        access_control_expose_headers,
        access_control_max_age,
        access_control_request_headers,
        access_control_request_method,
        age,
        allow,
        alt_svc,
        alt_used,
        authorization,
        cache_control,
        clear_site_data,
        connection,
        content_digest,
        content_disposition,
        content_dpr, // Non-standard // Deprecated
        content_encoding,
        content_language,
        content_length,
        content_location,
        content_range,
        content_security_policy,
        content_security_policy_report_only,
        content_type,
        cookie,
        cross_origin_embedder_policy,
        cross_origin_opener_policy,
        cross_origin_resource_policy,
        date,
        deprecation,
        device_memory,
        digest,
        dnt, // Non-standard // Deprecated
        dpr, // Non-standard // Deprecated
        etag,
        expect,
        expect_ct, // Deprecated
        expires,
        forwarded,
        from,
        host,
        http2_settings, // Deprecated
        if_match,
        if_modified_since,
        if_none_match,
        if_range,
        if_unmodified_since,
        keep_alive,
        last_modified,
        link,
        location,
        max_forwards,
        origin,
        origin_agent_cluster,
        pragma, // Deprecated
        prefer,
        preference_applied,
        priority,
        proxy_authenticate,
        proxy_authorization,
        proxy_connection,
        range,
        referer,
        referrer_policy,
        refresh,
        report_to, // Non-standard // Deprecated
        reporting_endpoints,
        repr_digest,
        retry_after,
        sec_ch_ua_full_version, // Deprecated
        sec_fetch_dest,
        sec_fetch_mode,
        sec_fetch_site,
        sec_fetch_user,
        sec_purpose,
        sec_websocket_accept,
        sec_websocket_extensions,
        sec_websocket_key,
        sec_websocket_protocol,
        sec_websocket_version,
        server,
        server_timing,
        service_worker,
        service_worker_allowed,
        service_worker_navigation_preload,
        set_cookie,
        set_login,
        signature,
        signature_input,
        sourcemap,
        strict_transport_security,
        te,
        timing_allow_origin,
        tk, // Non-standard // Deprecated
        trailer,
        transfer_encoding,
        upgrade,
        upgrade_insecure_requests,
        user_agent,
        vary,
        via,
        viewport_width, // Non-standard // Deprecated
        want_content_digest,
        want_repr_digest,
        warning, // Deprecated
        width, // Non-standard // Deprecated
        www_authenticate,
        x_content_type_options,
        x_dns_prefetch_control, // Non-standard
        x_forwarded_for, // Non-standard
        x_forwarded_host, // Non-standard
        x_forwarded_proto, // Non-standard
        x_frame_options,
        x_permitted_cross_domain_policies, // Non-standard
        x_powered_by, // Non-standard
        x_robots_tag, // Non-standard
        x_xss_protection, // Non-standard // Deprecated
    };

/** Convert a field enum to a string.

    @param f The field to convert
*/
BOOST_BEAST_DECL
string_view
to_string(field f);

/** Attempt to convert a string to a field enum.

    The string comparison is case-insensitive.

    @return The corresponding field, or @ref field::unknown
    if no known field matches.
*/
BOOST_BEAST_DECL
field
string_to_field(string_view s);

/// Write the text for a field name to an output stream.
BOOST_BEAST_DECL
std::ostream&
operator<<(std::ostream& os, field f);

} // http
} // beast
} // boost

#ifdef BOOST_BEAST_HEADER_ONLY
#include <boost/beast/http/impl/field.ipp>
#endif

#endif