| 1 | /* $Id: winpoll.h 93115 2022-01-01 11:31:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * NAT Network - poll(2) for winsock, definitions and declarations.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2013-2022 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef VBOX_INCLUDED_SRC_NAT_winpoll_h
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| 19 | #define VBOX_INCLUDED_SRC_NAT_winpoll_h
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| 20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 21 | # pragma once
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| 22 | #endif
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| 23 | # include <iprt/cdefs.h>
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| 24 | /**
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| 25 | * WinSock2 has definition for POLL* and pollfd, but it defined for _WIN32_WINNT > 0x0600
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| 26 | * and used in WSAPoll, which has very unclear history.
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| 27 | */
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| 28 | # if(_WIN32_WINNT < 0x0600)
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| 29 | # define POLLRDNORM 0x0100
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| 30 | # define POLLRDBAND 0x0200
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| 31 | # define POLLIN (POLLRDNORM | POLLRDBAND)
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| 32 | # define POLLPRI 0x0400
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| 33 |
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| 34 | # define POLLWRNORM 0x0010
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| 35 | # define POLLOUT (POLLWRNORM)
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| 36 | # define POLLWRBAND 0x0020
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| 37 |
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| 38 | # define POLLERR 0x0001
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| 39 | # define POLLHUP 0x0002
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| 40 | # define POLLNVAL 0x0004
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| 41 |
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| 42 | struct pollfd {
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| 43 |
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| 44 | SOCKET fd;
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| 45 | SHORT events;
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| 46 | SHORT revents;
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| 47 |
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| 48 | };
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| 49 | #endif
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| 50 | RT_C_DECLS_BEGIN
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| 51 | int RTWinPoll(struct pollfd *pFds, unsigned int nfds, int timeout, int *pNready);
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| 52 | RT_C_DECLS_END
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| 53 | #endif /* !VBOX_INCLUDED_SRC_NAT_winpoll_h */
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