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fifo.h revision 1.22
      1 /*	$NetBSD: fifo.h,v 1.22 2005/08/30 20:08:01 xtraeme Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1991, 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  *	@(#)fifo.h	8.6 (Berkeley) 5/21/95
     32  */
     33 
     34 /*
     35  * Prototypes for fifo operations on vnodes.
     36  */
     37 int	fifo_lookup(void *);
     38 #define fifo_create	genfs_badop
     39 #define fifo_mknod	genfs_badop
     40 int	fifo_open(void *);
     41 int	fifo_close(void *);
     42 #define fifo_access	genfs_ebadf
     43 #define fifo_getattr	genfs_ebadf
     44 #define fifo_setattr	genfs_ebadf
     45 int	fifo_read(void *);
     46 int	fifo_write(void *);
     47 #define fifo_lease_check genfs_nullop
     48 int	fifo_ioctl(void *);
     49 int	fifo_poll(void *);
     50 int	fifo_kqfilter(void *);
     51 #define fifo_revoke	genfs_revoke
     52 #define fifo_mmap	genfs_badop
     53 #define fifo_fsync	genfs_nullop
     54 #define fifo_seek	genfs_badop
     55 #define fifo_remove	genfs_badop
     56 #define fifo_link	genfs_badop
     57 #define fifo_rename	genfs_badop
     58 #define fifo_mkdir	genfs_badop
     59 #define fifo_rmdir	genfs_badop
     60 #define fifo_symlink	genfs_badop
     61 #define fifo_readdir	genfs_badop
     62 #define fifo_readlink	genfs_badop
     63 #define fifo_abortop	genfs_badop
     64 #define fifo_reclaim	genfs_nullop
     65 #define	fifo_lock	genfs_lock
     66 #define	fifo_unlock	genfs_unlock
     67 int	fifo_inactive(void *);
     68 int	fifo_bmap(void *);
     69 #define fifo_strategy	genfs_badop
     70 int	fifo_print(void *);
     71 #define fifo_islocked	genfs_islocked
     72 int	fifo_pathconf(void *);
     73 #define	fifo_advlock	genfs_einval
     74 #define fifo_blkatoff	genfs_badop
     75 #define fifo_valloc	genfs_badop
     76 #define fifo_reallocblks genfs_badop
     77 #define fifo_vfree	genfs_badop
     78 #define fifo_truncate	genfs_nullop
     79 #define fifo_update	genfs_nullop
     80 #define fifo_bwrite	genfs_nullop
     81 #define	fifo_putpages	genfs_null_putpages
     82 
     83 void 	fifo_printinfo(struct vnode *);
     84 
     85 extern int (**fifo_vnodeop_p)(void *);
     86