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construct/include/ircd/ircd.h
2017-12-29 15:53:39 -07:00

80 lines
2.8 KiB
C++

/*
* Copyright (C) 2017 Matrix Construct Development Team
* Copyright (C) 2017 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_H
#if defined(PIC) && defined(PCH)
#include "stdinc.pic.h"
#else
#include "stdinc.h"
#endif
/// \brief Internet Relay Chat daemon. This is the principal namespace for IRCd.
///
///
namespace ircd
{
struct init;
extern runlevel_handler runlevel_changed;
string_view reflect(const enum runlevel &);
void init(boost::asio::io_context &ios, const std::string &conf, runlevel_handler = {});
void init(boost::asio::io_context &ios, runlevel_handler = {});
bool quit() noexcept;
}
/// The runlevel allows all observers to know the coarse state of IRCd and to
/// react accordingly. This can be used by the embedder of libircd to know
/// when it's safe to use or delete libircd resources. It is also used
/// similarly by the library and its modules.
///
/// Primary modes:
///
/// * HALT is the off mode. Nothing is/will be running in libircd until
/// an invocation of ircd::init();
///
/// * RUN is the service mode. Full client and application functionality
/// exists in this mode. Leaving the RUN mode is done with ircd::quit();
///
/// - Transitional modes: Modes which are working towards the next mode.
/// - Interventional modes: Modes which are *not* working towards the next
/// mode and may require some user action to continue.
///
enum class ircd::runlevel
:int
{
HALT = 0, ///< [inter] IRCd Powered off.
READY = 1, ///< [inter] Ready for user to run ios event loop.
START = 2, ///< [trans] Starting up subsystems for service.
RUN = 3, ///< [inter] IRCd in service.
QUIT = 4, ///< [trans] Clean shutdown in progress
FAULT = -1, ///< [trans] QUIT with exception (dirty shutdown)
};
template<class T>
std::string
ircd::demangle()
{
return demangle(typeid(T).name());
}