diff -r 000000000000 -r e4d67989cc36 genericopenlibs/openenvcore/include/sys/select.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/genericopenlibs/openenvcore/include/sys/select.h Tue Feb 02 02:01:42 2010 +0200 @@ -0,0 +1,107 @@ +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 4. 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 REGENTS 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. + * + * $FreeBSD: src/sys/sys/select.h,v 1.19 2004/04/07 04:19:49 imp Exp $ + */ + +#ifndef _SYS_SELECT_H_ +#define _SYS_SELECT_H_ + +#include +#include + +#include +#include +#include + + +typedef unsigned long __fd_mask; +#if __BSD_VISIBLE +typedef __fd_mask fd_mask; +#endif + +#ifndef _SIGSET_T_DECLARED +#define _SIGSET_T_DECLARED +typedef __uint64_t sigset_t; +#endif + +/* + * Select uses bit masks of file descriptors in longs. These macros + * manipulate such bit fields (the filesystem macros use chars). + * FD_SETSIZE may be defined by the user, but the default here should + * be enough for most uses. + */ +#ifndef FD_SETSIZE +#define FD_SETSIZE 1024U +#endif + +#define _NFDBITS (sizeof(__fd_mask) * 8) /* bits per mask */ +#if __BSD_VISIBLE +#define NFDBITS _NFDBITS +#endif + +#ifndef _howmany +#define _howmany(x, y) (((x) + ((y) - 1)) / (y)) +#endif + +typedef struct fd_set { + __fd_mask __fds_bits[_howmany(FD_SETSIZE, _NFDBITS)]; +} fd_set; +#if __BSD_VISIBLE +#define fds_bits __fds_bits +#endif + +#define __fdset_mask(n) ((__fd_mask)1 << ((n) % _NFDBITS)) +#define FD_CLR(n, p) ((p)->__fds_bits[(n)/_NFDBITS] &= ~__fdset_mask(n)) +#if __BSD_VISIBLE +#define FD_COPY(f, t) (void)(*(t) = *(f)) +#endif +#define FD_ISSET(n, p) ((p)->__fds_bits[(n)/_NFDBITS] & __fdset_mask(n)) +#define FD_SET(n, p) ((p)->__fds_bits[(n)/_NFDBITS] |= __fdset_mask(n)) +#define FD_ZERO(p) do { \ + fd_set *_p; \ + __size_t _n; \ + \ + _p = (p); \ + _n = _howmany(FD_SETSIZE, _NFDBITS); \ + while (_n > 0) \ + _p->__fds_bits[--_n] = 0; \ +} while (0) + +#ifndef _KERNEL + +__BEGIN_DECLS +#ifndef _SELECT_DECLARED +#define _SELECT_DECLARED +/* XXX missing restrict type-qualifier */ +IMPORT_C int select(int, fd_set *, fd_set *, fd_set *, struct timeval *); +#endif +__END_DECLS +#endif /* !_KERNEL */ + +#endif /* _SYS_SELECT_H_ */