root/sys/miscfs/fifofs/fifo.h
/*      $OpenBSD: fifo.h,v 1.24 2022/06/26 05:20:42 visa Exp $  */
/*      $NetBSD: fifo.h,v 1.10 1996/02/09 22:40:15 christos Exp $       */

/*
 * Copyright (c) 1991, 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.
 *
 *      @(#)fifo.h      8.3 (Berkeley) 8/10/94
 */
#ifdef FIFO

/*
 * Prototypes for fifo operations on vnodes.
 */
int     fifo_ebadf(void *);

int     fifo_open(void *);
int     fifo_close(void *);
int     fifo_read(void *);
int     fifo_write(void *);
int     fifo_ioctl(void *);
int     fifo_kqfilter(void *);
int     fifo_inactive(void *);
int     fifo_reclaim(void *);
int     fifo_print(void *);
int     fifo_pathconf(void *);
int     fifo_advlock(void *);

void    fifo_printinfo(struct vnode *);
#endif /* FIFO */