mirror of
https://github.com/matrix-construct/construct
synced 2024-11-26 08:42:34 +01:00
d9a4f06bf6
This is not a move to c++17. If the compiler happens to have support for c++17 namespace scope resolution, they have been kind enough to backport it to gnu++14. This limits our support for really old c++14 compilers, but that was limited anyway. GCC 6.1 and clang 3.6 tested.
272 lines
7.3 KiB
C++
272 lines
7.3 KiB
C++
/*
|
|
* charybdis: 21st Century IRC++d
|
|
*
|
|
* Copyright (C) 2016 Charybdis Development Team
|
|
* Copyright (C) 2016 Jason Volk <jason@zemos.net>
|
|
*
|
|
* Permission to use, copy, modify, and/or distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice is present in all copies.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
|
|
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
|
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
#pragma once
|
|
#define HAVE_IRCD_HTTP_H
|
|
|
|
namespace ircd::http
|
|
{
|
|
enum code :int;
|
|
struct error;
|
|
struct line;
|
|
struct query;
|
|
struct headers;
|
|
struct content;
|
|
struct request;
|
|
struct response;
|
|
|
|
extern std::map<code, string_view> reason;
|
|
enum code status(const string_view &);
|
|
}
|
|
|
|
//
|
|
// Add more as you go...
|
|
//
|
|
enum ircd::http::code
|
|
:int
|
|
{
|
|
CONTINUE = 100,
|
|
SWITCHING_PROTOCOLS = 101,
|
|
|
|
OK = 200,
|
|
CREATED = 201,
|
|
ACCEPTED = 202,
|
|
NON_AUTHORITATIVE_INFORMATION = 203,
|
|
NO_CONTENT = 204,
|
|
PARTIAL_CONTENT = 206,
|
|
|
|
MOVED_PERMANENTLY = 301,
|
|
FOUND = 302,
|
|
SEE_OTHER = 303,
|
|
NOT_MODIFIED = 304,
|
|
TEMPORARY_REDIRECT = 305,
|
|
PERMANENT_REDIRECT = 306,
|
|
|
|
BAD_REQUEST = 400,
|
|
UNAUTHORIZED = 401,
|
|
FORBIDDEN = 403,
|
|
NOT_FOUND = 404,
|
|
METHOD_NOT_ALLOWED = 405,
|
|
REQUEST_TIMEOUT = 408,
|
|
CONFLICT = 409,
|
|
REQUEST_URI_TOO_LONG = 414,
|
|
EXPECTATION_FAILED = 417,
|
|
IM_A_TEAPOT = 418,
|
|
UNPROCESSABLE_ENTITY = 422,
|
|
TOO_MANY_REQUESTS = 429,
|
|
REQUEST_HEADER_FIELDS_TOO_LARGE = 431,
|
|
|
|
INTERNAL_SERVER_ERROR = 500,
|
|
NOT_IMPLEMENTED = 501,
|
|
SERVICE_UNAVAILABLE = 503,
|
|
HTTP_VERSION_NOT_SUPPORTED = 505,
|
|
INSUFFICIENT_STORAGE = 507,
|
|
};
|
|
|
|
struct ircd::http::error
|
|
:ircd::error
|
|
{
|
|
enum code code;
|
|
std::string content;
|
|
|
|
error(const enum code &, std::string content = {});
|
|
};
|
|
|
|
struct ircd::http::line
|
|
:string_view
|
|
{
|
|
struct request;
|
|
struct response;
|
|
struct header;
|
|
|
|
using string_view::string_view;
|
|
line(parse::capstan &);
|
|
};
|
|
|
|
struct ircd::http::line::request
|
|
{
|
|
string_view method;
|
|
string_view path;
|
|
string_view query;
|
|
string_view fragment;
|
|
string_view version;
|
|
|
|
request(const line &);
|
|
request() = default;
|
|
};
|
|
|
|
struct ircd::http::line::response
|
|
{
|
|
string_view version;
|
|
string_view status;
|
|
string_view reason;
|
|
|
|
response(const line &);
|
|
response() = default;
|
|
};
|
|
|
|
struct ircd::http::query
|
|
:std::pair<string_view, string_view>
|
|
{
|
|
struct string;
|
|
|
|
bool operator<(const string_view &s) const { return iless(first, s); }
|
|
bool operator==(const string_view &s) const { return iequals(first, s); }
|
|
|
|
using std::pair<string_view, string_view>::pair;
|
|
query() = default;
|
|
};
|
|
|
|
// Query string is read as a complete string off the tape (into request.query) and
|
|
// not parsed further. To make queries into that string use this class to view it.
|
|
struct ircd::http::query::string
|
|
:string_view
|
|
{
|
|
void for_each(const std::function<void (const query &)> &) const;
|
|
bool until(const std::function<bool (const query &)> &) const;
|
|
|
|
string_view at(const string_view &key) const;
|
|
string_view operator[](const string_view &key) const;
|
|
|
|
using string_view::string_view;
|
|
};
|
|
|
|
struct ircd::http::line::header
|
|
:std::pair<string_view, string_view>
|
|
{
|
|
bool operator<(const string_view &s) const { return iless(first, s); }
|
|
bool operator==(const string_view &s) const { return iequals(first, s); }
|
|
|
|
using std::pair<string_view, string_view>::pair;
|
|
header(const line &);
|
|
header() = default;
|
|
};
|
|
|
|
// HTTP headers are read once off the tape and proffered to the closure.
|
|
struct ircd::http::headers
|
|
{
|
|
using closure = std::function<void (const line::header &)>;
|
|
|
|
headers(parse::capstan &, const closure & = {});
|
|
};
|
|
|
|
// Use the request::content / response::content wrappers. They ensure the proper amount
|
|
// of content is read and the tape is in the right position for the next request
|
|
// with exception safety.
|
|
struct ircd::http::content
|
|
:string_view
|
|
{
|
|
IRCD_OVERLOAD(discard)
|
|
|
|
content(parse::capstan &, const size_t &length, discard_t);
|
|
content(parse::capstan &, const size_t &length);
|
|
content() = default;
|
|
};
|
|
|
|
struct ircd::http::response
|
|
{
|
|
struct head;
|
|
struct content;
|
|
|
|
using write_closure = std::function<void (const_buffers &)>;
|
|
using proffer = std::function<void (const head &)>;
|
|
|
|
response(const code &,
|
|
const string_view &content,
|
|
const write_closure &,
|
|
const std::initializer_list<line::header> & = {});
|
|
|
|
response(parse::capstan &,
|
|
content *const & = nullptr,
|
|
const proffer & = nullptr,
|
|
const headers::closure & = {});
|
|
};
|
|
|
|
struct ircd::http::response::head
|
|
:line::response
|
|
{
|
|
size_t content_length {0};
|
|
|
|
head(parse::capstan &pc, const headers::closure &c = {});
|
|
};
|
|
|
|
struct ircd::http::response::content
|
|
:http::content
|
|
{
|
|
content(parse::capstan &pc, const head &h, discard_t)
|
|
:http::content{pc, h.content_length, discard}
|
|
{}
|
|
|
|
content(parse::capstan &pc, const head &h)
|
|
:http::content{pc, h.content_length}
|
|
{}
|
|
|
|
content() = default;
|
|
};
|
|
|
|
struct ircd::http::request
|
|
{
|
|
struct head;
|
|
struct content;
|
|
|
|
using write_closure = std::function<void (const_buffers &)>;
|
|
using proffer = std::function<void (const head &)>;
|
|
|
|
request(const string_view &host = {},
|
|
const string_view &method = "GET",
|
|
const string_view &path = "/",
|
|
const string_view &query = {},
|
|
const string_view &content = {},
|
|
const write_closure & = nullptr,
|
|
const std::initializer_list<line::header> & = {});
|
|
|
|
request(parse::capstan &,
|
|
content *const & = nullptr,
|
|
const write_closure & = nullptr,
|
|
const proffer & = nullptr,
|
|
const headers::closure & = {});
|
|
};
|
|
|
|
struct ircd::http::request::head
|
|
:line::request
|
|
{
|
|
string_view host;
|
|
string_view expect;
|
|
string_view te;
|
|
size_t content_length {0};
|
|
|
|
head(parse::capstan &pc, const headers::closure &c = {});
|
|
};
|
|
|
|
struct ircd::http::request::content
|
|
:http::content
|
|
{
|
|
content(parse::capstan &pc, const head &h, discard_t)
|
|
:http::content{pc, h.content_length, discard}
|
|
{}
|
|
|
|
content(parse::capstan &pc, const head &h)
|
|
:http::content{pc, h.content_length}
|
|
{}
|
|
};
|