mirror of
https://github.com/matrix-construct/construct
synced 2024-07-03 01:09:05 +02:00
158 lines
3.6 KiB
C++
158 lines
3.6 KiB
C++
/**
|
|
* 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_RFC1459_GEN_H
|
|
|
|
#include <boost/spirit/include/karma.hpp>
|
|
#include "rfc1459_parse.h"
|
|
|
|
namespace ircd {
|
|
namespace rfc1459 {
|
|
namespace gen {
|
|
|
|
namespace karma = boost::spirit::karma;
|
|
using karma::lit;
|
|
using karma::int_;
|
|
using karma::char_;
|
|
using karma::buffer;
|
|
using karma::repeat;
|
|
|
|
template<class it,
|
|
class top>
|
|
struct grammar
|
|
:karma::grammar<it, top>
|
|
{
|
|
std::string trail_save;
|
|
|
|
karma::rule<it> space;
|
|
karma::rule<it> colon;
|
|
karma::rule<it> terminator;
|
|
|
|
karma::rule<it, rfc1459::host> hostname;
|
|
karma::rule<it, rfc1459::user> user;
|
|
karma::rule<it, rfc1459::nick> nick;
|
|
karma::rule<it, rfc1459::pfx> prefix;
|
|
karma::rule<it, rfc1459::pfx> prefix_optionals;
|
|
|
|
karma::rule<it, string_view> trailing;
|
|
karma::rule<it, string_view> middle;
|
|
karma::rule<it, rfc1459::parv> params;
|
|
|
|
karma::rule<it, rfc1459::cmd> command_numeric;
|
|
karma::rule<it, rfc1459::cmd> command_alpha;
|
|
karma::rule<it, rfc1459::cmd> command;
|
|
karma::rule<it, rfc1459::line> line;
|
|
|
|
grammar(karma::rule<it, top> &top_rule);
|
|
};
|
|
|
|
template<class it,
|
|
class top>
|
|
rfc1459::gen::grammar<it, top>::grammar(karma::rule<it, top> &top_rule)
|
|
:grammar<it, top>::base_type
|
|
{
|
|
top_rule
|
|
}
|
|
,space // A single space character
|
|
{
|
|
lit(' ')
|
|
,"space"
|
|
}
|
|
,colon // A single colon character
|
|
{
|
|
lit(':')
|
|
,"colon"
|
|
}
|
|
,terminator // The message terminator
|
|
{
|
|
lit('\r') << lit('\n')
|
|
,"terminator"
|
|
}
|
|
,hostname // A valid hostname
|
|
{
|
|
+char_(charset(character::HOST)) // TODO: https://tools.ietf.org/html/rfc952
|
|
,"hostname"
|
|
}
|
|
,user // A valid username
|
|
{
|
|
+char_(charset(character::USER))
|
|
,"user"
|
|
}
|
|
,nick // A valid nickname, leading letter followed by any NICK chars
|
|
{
|
|
buffer[char_(charset(character::ALPHA)) << *char_(charset(character::NICK))]
|
|
,"nick"
|
|
}
|
|
,prefix
|
|
{
|
|
colon << nick << lit('!') << user << lit('@') << hostname
|
|
,"prefix"
|
|
}
|
|
,prefix_optionals
|
|
{
|
|
colon << (nick | lit('*'))
|
|
<< lit('!') << (user | lit('*'))
|
|
<< lit('@') << (hostname | lit('*'))
|
|
,"prefix_optionals"
|
|
}
|
|
,trailing
|
|
{
|
|
colon << +(~char_("\r\n"))
|
|
,"trailing"
|
|
}
|
|
,middle // Spaced parameters
|
|
{
|
|
~char_(":\x20\r\n") << *(~char_("\x20\r\n"))
|
|
,"middle"
|
|
}
|
|
,params //TODO: this doesn't work yet, don't use
|
|
{
|
|
*(middle % space) << buffer[-trailing]
|
|
,"params"
|
|
}
|
|
,command_numeric // \d\d\d numeric
|
|
{
|
|
repeat(3)[char_(charset(character::DIGIT))]
|
|
,"command_numeric"
|
|
}
|
|
,command_alpha
|
|
{
|
|
+char_(charset(character::ALPHA))
|
|
,"command_alpha"
|
|
}
|
|
,command
|
|
{
|
|
command_alpha | command_numeric
|
|
,"command"
|
|
}
|
|
,line
|
|
{
|
|
prefix << command << space << params << terminator
|
|
,"line"
|
|
}
|
|
{
|
|
}
|
|
|
|
} // namespace gen
|
|
} // namespace rfc1459
|
|
} // namespace ircd
|