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https://github.com/matrix-construct/construct
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af9629324e
ircd::rfc3986::encoder: Proper unreserved character selection. ircd::rfc3986::decoder: Split into safe and unsafe grammars and interface. ircd::rfc3986::decoder: Use expectation_failure template exception.
149 lines
4.6 KiB
C++
149 lines
4.6 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_RFC3986_H
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/// Universal Resource Indicator (URI) grammars & tools
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namespace ircd::rfc3986
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{
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struct uri;
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IRCD_EXCEPTION(ircd::error, error)
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IRCD_EXCEPTION(error, coding_error)
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IRCD_EXCEPTION(coding_error, encoding_error)
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IRCD_EXCEPTION(coding_error, decoding_error)
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constexpr size_t HOSTNAME_MAX { rfc1035::LABEL_MAX };
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constexpr size_t HOSTNAME_BUFSIZE { HOSTNAME_MAX + 1 };
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constexpr size_t DOMAIN_MAX { rfc1035::NAME_MAX };
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constexpr size_t DOMAIN_BUFSIZE { DOMAIN_MAX + 1 };
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// urlencoding suite
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string_view encode(const mutable_buffer &, const string_view &url);
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string_view encode(const mutable_buffer &, const json::members &);
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string_view decode(const mutable_buffer &, const string_view &url);
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const_buffer decode_unsafe(const mutable_buffer &, const string_view &url);
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// extractor suite
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uint16_t port(const string_view &remote); // get portnum from valid remote
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string_view host(const string_view &remote); // get host without portnum
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}
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namespace ircd
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{
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namespace url = rfc3986;
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}
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struct ircd::rfc3986::uri
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{
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string_view scheme;
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string_view user;
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string_view remote;
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string_view path;
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string_view query;
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string_view fragment;
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uri(const string_view &);
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uri() = default;
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};
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namespace ircd { namespace rfc3986 { namespace parser
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__attribute__((visibility("default")))
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{
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using it = const char *;
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using unused = boost::spirit::unused_type;
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template<class R = unused>
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using rule = boost::spirit::qi::rule<it, R, unused, unused, unused>;
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extern const rule<> sub_delims;
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extern const rule<> gen_delims;
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extern const rule<> reserved;
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extern const rule<> unreserved;
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extern const rule<> pct_encoded;
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extern const rule<> pchar;
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extern const rule<> query;
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extern const rule<> fragment;
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extern const rule<> segment;
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extern const rule<> segment_nz;
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extern const rule<> segment_nz_nc;
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extern const rule<> path_rootless;
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extern const rule<> path_noscheme;
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extern const rule<> path_absolute;
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extern const rule<> path_abempty;
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extern const rule<> path;
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extern const rule<> reg_name;
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extern const rule<> userinfo;
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extern const rule<uint16_t> port; // note in examples portnums are optional
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extern const rule<> ip4_octet;
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extern const rule<> ip4_address; // 1.2.3.4
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extern const rule<> ip4_literal; // 1.2.3.4
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extern const rule<> ip4_remote; // 1.2.3.4:12345
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extern const rule<> ip6_char;
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extern const rule<> ip6_h16;
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extern const rule<> ip6_piece;
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extern const rule<> ip6_ipiece;
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extern const rule<> ip6_ls32;
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extern const rule<> ip6_addr[9];
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extern const rule<> ip6_address; // ::1
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extern const rule<> ip6_literal; // [::1]
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extern const rule<> ip6_remote; // [::1]:12345
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extern const rule<> ip_address; // 1.2.3.4 | ::1
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extern const rule<> ip_literal; // 1.2.3.4 | [::1]
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extern const rule<> ip_remote; // 1.2.3.4:12345 | [::1]:12345
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extern const rule<> hostname; // foo
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extern const rule<> domain; // foo.com
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extern const rule<> hostport; // foo.bar.com:12345
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extern const rule<> host; // 1.2.3.4 | ::1 | foo.com
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extern const rule<> host_literal; // 1.2.3.4 | [::1] | foo.com
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extern const rule<> remote; // 1.2.3.4:12345 | [::1]:12345 | foo.com:12345
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extern const rule<> authority;
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extern const rule<> scheme;
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extern const rule<> hier_part;
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extern const rule<> relative_part;
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extern const rule<> relative_ref;
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extern const rule<> absolute_uri;
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extern const rule<> uri;
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extern const rule<> uri_ref; // uri | relative_ref
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}}}
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// Validator suite
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namespace ircd::rfc3986
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{
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// Variable rule...
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void valid(const parser::rule<> &, const string_view &);
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bool valid(std::nothrow_t, const parser::rule<> &, const string_view &);
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// convenience: parser::hostname
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void valid_hostname(const string_view &);
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bool valid_hostname(std::nothrow_t, const string_view &);
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// convenience: parser::host
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void valid_host(const string_view &);
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bool valid_host(std::nothrow_t, const string_view &);
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// convenience: parser::domainname
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void valid_domain(const string_view &);
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bool valid_domain(std::nothrow_t, const string_view &);
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// convenience: parser::remote
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void valid_remote(const string_view &);
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bool valid_remote(std::nothrow_t, const string_view &);
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}
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