include/boost/corosio/native/detail/msg_flags.hpp

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	1		//	1		//
	2		// Copyright (c) 2026 Steve Gerbino	2		// Copyright (c) 2026 Steve Gerbino
	3		//	3		//
	4		// Distributed under the Boost Software License, Version 1.0. (See accompanying	4		// Distributed under the Boost Software License, Version 1.0. (See accompanying
	5		// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)	5		// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
	6		//	6		//
	7		// Official repository: https://github.com/cppalliance/corosio	7		// Official repository: https://github.com/cppalliance/corosio
	8		//	8		//
	9			9
	10		#ifndef BOOST_COROSIO_NATIVE_DETAIL_MSG_FLAGS_HPP	10		#ifndef BOOST_COROSIO_NATIVE_DETAIL_MSG_FLAGS_HPP
	11		#define BOOST_COROSIO_NATIVE_DETAIL_MSG_FLAGS_HPP	11		#define BOOST_COROSIO_NATIVE_DETAIL_MSG_FLAGS_HPP
	12			12
	13		#include <boost/corosio/detail/platform.hpp>	13		#include <boost/corosio/detail/platform.hpp>
	14			14
	15		#if BOOST_COROSIO_POSIX	15		#if BOOST_COROSIO_POSIX
	16		#include <sys/socket.h>	16		#include <sys/socket.h>
	17		#else	17		#else
	18		#ifndef WIN32_LEAN_AND_MEAN	18		#ifndef WIN32_LEAN_AND_MEAN
	19		#define WIN32_LEAN_AND_MEAN	19		#define WIN32_LEAN_AND_MEAN
	20		#endif	20		#endif
	21		#ifndef NOMINMAX	21		#ifndef NOMINMAX
	22		#define NOMINMAX	22		#define NOMINMAX
	23		#endif	23		#endif
	24		#include <WinSock2.h>	24		#include <WinSock2.h>
	25		#endif	25		#endif
	26			26
	27		namespace boost::corosio::detail {	27		namespace boost::corosio::detail {
	28			28
	29		/// Map portable message_flags int values to native MSG_* constants.	29		/// Map portable message_flags int values to native MSG_* constants.
	30		inline int	30		inline int
HIT CBC	31	150	to_native_msg_flags(int flags) noexcept	31	150	to_native_msg_flags(int flags) noexcept
	32		{	32		{
HIT CBC	33	150	int native = 0;	33	150	int native = 0;
HIT CBC	34	150	if (flags & 1) native \|= MSG_PEEK;	34	150	if (flags & 1) native \|= MSG_PEEK;
HIT CBC	35	150	if (flags & 2) native \|= MSG_OOB;	35	150	if (flags & 2) native \|= MSG_OOB;
HIT CBC	36	150	if (flags & 4) native \|= MSG_DONTROUTE;	36	150	if (flags & 4) native \|= MSG_DONTROUTE;
HIT CBC	37	150	return native;	37	150	return native;
	38		}	38		}
	39			39
	40		} // namespace boost::corosio::detail	40		} // namespace boost::corosio::detail
	41			41
	42		#endif	42		#endif