diff options
Diffstat (limited to 'sys/sys/selinfo.h')
| -rw-r--r-- | sys/sys/selinfo.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sys/sys/selinfo.h b/sys/sys/selinfo.h new file mode 100644 index 0000000..1d9431b --- /dev/null +++ b/sys/sys/selinfo.h @@ -0,0 +1,57 @@ +/* $OpenBSD: selinfo.h,v 1.5 2017/07/18 19:20:26 sf Exp $ */ + +/*- + * 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. + * 3. 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. + * + * @(#)select.h 8.2 (Berkeley) 1/4/94 + */ + +#ifndef _SYS_SELINFO_H_ +#define _SYS_SELINFO_H_ + +#include <sys/event.h> /* for struct klist */ + +/* + * Used to maintain information about processes that wish to be + * notified when I/O becomes possible. + */ +struct selinfo { + struct klist si_note; /* kernel note list */ + pid_t si_seltid; /* thread to be notified */ + short si_flags; /* see below */ +}; +#define SI_COLL 0x0001 /* collision occurred */ + +#ifdef _KERNEL +struct proc; + +void selrecord(struct proc *selector, struct selinfo *); +void selwakeup(struct selinfo *); +#endif + +#endif /* !_SYS_SELINFO_H_ */ |