/* * Copyright (c) 2015, Stefan Lankes, RWTH Aachen University * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 REGENTS OR CONTRIBUTORS 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. */ #ifndef __SYS_POLL_H__ #define __SYS_POLL_H__ #include #ifdef __cplusplus extern "C" { #endif /* These are specified by iBCS2 */ #define POLLIN 0x0001 #define POLLPRI 0x0002 #define POLLOUT 0x0004 #define POLLERR 0x0008 #define POLLHUP 0x0010 #define POLLNVAL 0x0020 /* The rest seem to be more-or-less nonstandard. Check them! */ #define POLLRDNORM 0x0040 #define POLLRDBAND 0x0080 #ifndef POLLWRNORM #define POLLWRNORM 0x0100 #endif #ifndef POLLWRBAND #define POLLWRBAND 0x0200 #endif #ifndef POLLMSG #define POLLMSG 0x0400 #endif #ifndef POLLREMOVE #define POLLREMOVE 0x1000 #endif #ifndef POLLRDHUP #define POLLRDHUP 0x2000 #endif #define POLLFREE 0x4000 /* currently only for epoll */ #define POLL_BUSY_LOOP 0x8000 struct pollfd { int fd; short events; short revents; }; typedef unsigned long int nfds_t; int poll(struct pollfd *fds, nfds_t nfds, int timeout); #ifdef __cplusplus } #endif #endif