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Annotation of sys/sys/selinfo.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: selinfo.h,v 1.3 2007/07/25 23:11:53 art Exp $ */
                      2:
                      3: /*-
                      4:  * Copyright (c) 1992, 1993
                      5:  *     The Regents of the University of California.  All rights reserved.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  * 3. Neither the name of the University nor the names of its contributors
                     16:  *    may be used to endorse or promote products derived from this software
                     17:  *    without specific prior written permission.
                     18:  *
                     19:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     20:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     21:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     22:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     23:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     24:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     25:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     26:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     27:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     29:  * SUCH DAMAGE.
                     30:  *
                     31:  *     @(#)select.h    8.2 (Berkeley) 1/4/94
                     32:  */
                     33:
                     34: #ifndef _SYS_SELINFO_H_
                     35: #define        _SYS_SELINFO_H_
                     36:
                     37: #include <sys/event.h>                 /* for struct klist */
                     38:
                     39: /*
                     40:  * Used to maintain information about processes that wish to be
                     41:  * notified when I/O becomes possible.
                     42:  */
                     43: struct selinfo {
                     44:        pid_t   si_selpid;      /* process to be notified */
                     45:        struct  klist si_note;  /* kernel note list */
                     46:        short   si_flags;       /* see below */
                     47: };
                     48: #define        SI_COLL 0x0001          /* collision occurred */
                     49:
                     50: #ifdef _KERNEL
                     51: struct proc;
                     52:
                     53: void   selrecord(struct proc *selector, struct selinfo *);
                     54: void   selwakeup(struct selinfo *);
                     55: #endif
                     56:
                     57: #endif /* !_SYS_SELINFO_H_ */