libhttpserver/src/httpserver/detail/http1_host.hpp at v3 · etr/libhttpserver

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This file is part of libhttpserver

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Lesser General Public

License as published by the Free Software Foundation; either

version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public

License along with this library; if not, write to the file

LICENSE in the distribution; if not, write to the Free Software

Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

02110-1301 USA

#ifndef SRC_HTTPSERVER_DETAIL_HTTP1_HOST_HPP_

#define SRC_HTTPSERVER_DETAIL_HTTP1_HOST_HPP_

#include <string_view>

#include <httpserver/detail/http1_target.hpp>

#include <httpserver/http/request_head.hpp>

#include <httpserver/net/address.hpp>

namespace httpserver::detail {

// RFC 9112 section 3.2: routing may start only after Host cardinality

// and authority syntax are checked. An empty Host is legal for a target

// without an authority; duplicate Host is never unambiguous.

namespace http1_host {

inline bool alphanumeric(char c) {

return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9');

}

bool name_character(char c);

bool reg_name(std::string_view name);

bool future_literal(std::string_view literal);

bool ip_literal(std::string_view literal);

bool port(std::string_view value);

} // namespace http1_host

bool valid_http1_host(std::string_view host);

bool valid_http1_host(const http::request_head& head);

} // namespace httpserver::detail

#endif // SRC_HTTPSERVER_DETAIL_HTTP1_HOST_HPP_