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82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
/*
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* Copyright (c) 2015, Stefan Lankes, RWTH Aachen University
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __SYS_POLL_H__
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#define __SYS_POLL_H__
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#include <stdlib.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* These are specified by iBCS2 */
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#define POLLIN 0x0001
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#define POLLPRI 0x0002
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#define POLLOUT 0x0004
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#define POLLERR 0x0008
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#define POLLHUP 0x0010
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#define POLLNVAL 0x0020
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/* The rest seem to be more-or-less nonstandard. Check them! */
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#define POLLRDNORM 0x0040
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#define POLLRDBAND 0x0080
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#ifndef POLLWRNORM
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#define POLLWRNORM 0x0100
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#endif
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#ifndef POLLWRBAND
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#define POLLWRBAND 0x0200
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#endif
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#ifndef POLLMSG
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#define POLLMSG 0x0400
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#endif
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#ifndef POLLREMOVE
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#define POLLREMOVE 0x1000
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#endif
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#ifndef POLLRDHUP
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#define POLLRDHUP 0x2000
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#endif
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#define POLLFREE 0x4000 /* currently only for epoll */
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#define POLL_BUSY_LOOP 0x8000
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struct pollfd {
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int fd;
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short events;
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short revents;
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};
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typedef unsigned long int nfds_t;
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int poll(struct pollfd *fds, nfds_t nfds, int timeout);
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#ifdef __cplusplus
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}
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#endif
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#endif
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