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authorMatthias P. Braendli <matthias.braendli@mpb.li>2019-08-13 10:29:39 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2019-08-13 10:29:39 +0200
commita5c50a4f262f0a880734623f79d4dc2f1aa8a0a2 (patch)
tree1772ef47d98a68245c3d04d95637e5b9c1040904 /lib/asio/detail/concurrency_hint.hpp
parent69aba72f0883c5effb5c3c2991d0c5257deb7409 (diff)
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Pull in files from odr-mmbtools-common
Replace ASIO by simpler implementation, meaning that the telnet RC now only supports a single connection. Move Log, RC to lib/
Diffstat (limited to 'lib/asio/detail/concurrency_hint.hpp')
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diff --git a/lib/asio/detail/concurrency_hint.hpp b/lib/asio/detail/concurrency_hint.hpp
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-//
-// detail/concurrency_hint.hpp
-// ~~~~~~~~~~~~~~~~~~~~~~~~~~~
-//
-// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com)
-//
-// Distributed under the Boost Software License, Version 1.0. (See accompanying
-// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-//
-
-#ifndef ASIO_DETAIL_CONCURRENCY_HINT_HPP
-#define ASIO_DETAIL_CONCURRENCY_HINT_HPP
-
-#if defined(_MSC_VER) && (_MSC_VER >= 1200)
-# pragma once
-#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
-
-#include "asio/detail/config.hpp"
-#include "asio/detail/noncopyable.hpp"
-
-// The concurrency hint ID and mask are used to identify when a "well-known"
-// concurrency hint value has been passed to the io_context.
-#define ASIO_CONCURRENCY_HINT_ID 0xA5100000u
-#define ASIO_CONCURRENCY_HINT_ID_MASK 0xFFFF0000u
-
-// If set, this bit indicates that the scheduler should perform locking.
-#define ASIO_CONCURRENCY_HINT_LOCKING_SCHEDULER 0x1u
-
-// If set, this bit indicates that the reactor should perform locking when
-// managing descriptor registrations.
-#define ASIO_CONCURRENCY_HINT_LOCKING_REACTOR_REGISTRATION 0x2u
-
-// If set, this bit indicates that the reactor should perform locking for I/O.
-#define ASIO_CONCURRENCY_HINT_LOCKING_REACTOR_IO 0x4u
-
-// Helper macro to determine if we have a special concurrency hint.
-#define ASIO_CONCURRENCY_HINT_IS_SPECIAL(hint) \
- ((static_cast<unsigned>(hint) \
- & ASIO_CONCURRENCY_HINT_ID_MASK) \
- == ASIO_CONCURRENCY_HINT_ID)
-
-// Helper macro to determine if locking is enabled for a given facility.
-#define ASIO_CONCURRENCY_HINT_IS_LOCKING(facility, hint) \
- (((static_cast<unsigned>(hint) \
- & (ASIO_CONCURRENCY_HINT_ID_MASK \
- | ASIO_CONCURRENCY_HINT_LOCKING_ ## facility)) \
- ^ ASIO_CONCURRENCY_HINT_ID) != 0)
-
-// This special concurrency hint disables locking in both the scheduler and
-// reactor I/O. This hint has the following restrictions:
-//
-// - Care must be taken to ensure that all operations on the io_context and any
-// of its associated I/O objects (such as sockets and timers) occur in only
-// one thread at a time.
-//
-// - Asynchronous resolve operations fail with operation_not_supported.
-//
-// - If a signal_set is used with the io_context, signal_set objects cannot be
-// used with any other io_context in the program.
-#define ASIO_CONCURRENCY_HINT_UNSAFE \
- static_cast<int>(ASIO_CONCURRENCY_HINT_ID)
-
-// This special concurrency hint disables locking in the reactor I/O. This hint
-// has the following restrictions:
-//
-// - Care must be taken to ensure that run functions on the io_context, and all
-// operations on the io_context's associated I/O objects (such as sockets and
-// timers), occur in only one thread at a time.
-#define ASIO_CONCURRENCY_HINT_UNSAFE_IO \
- static_cast<int>(ASIO_CONCURRENCY_HINT_ID \
- | ASIO_CONCURRENCY_HINT_LOCKING_SCHEDULER \
- | ASIO_CONCURRENCY_HINT_LOCKING_REACTOR_REGISTRATION)
-
-// The special concurrency hint provides full thread safety.
-#define ASIO_CONCURRENCY_HINT_SAFE \
- static_cast<int>(ASIO_CONCURRENCY_HINT_ID \
- | ASIO_CONCURRENCY_HINT_LOCKING_SCHEDULER \
- | ASIO_CONCURRENCY_HINT_LOCKING_REACTOR_REGISTRATION \
- | ASIO_CONCURRENCY_HINT_LOCKING_REACTOR_IO)
-
-// This #define may be overridden at compile time to specify a program-wide
-// default concurrency hint, used by the zero-argument io_context constructor.
-#if !defined(ASIO_CONCURRENCY_HINT_DEFAULT)
-# define ASIO_CONCURRENCY_HINT_DEFAULT -1
-#endif // !defined(ASIO_CONCURRENCY_HINT_DEFAULT)
-
-// This #define may be overridden at compile time to specify a program-wide
-// concurrency hint, used by the one-argument io_context constructor when
-// passed a value of 1.
-#if !defined(ASIO_CONCURRENCY_HINT_1)
-# define ASIO_CONCURRENCY_HINT_1 1
-#endif // !defined(ASIO_CONCURRENCY_HINT_DEFAULT)
-
-#endif // ASIO_DETAIL_CONCURRENCY_HINT_HPP