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- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
- /*
- * Copyright (c) 1992, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * This code is derived from software donated to Berkeley by
- * Jan-Simon Pendry.
- *
- * 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. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 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.
- *
- * @(#)fdesc.h 8.6 (Berkeley) 8/20/94
- *
- * #Id: fdesc.h,v 1.8 1993/04/06 15:28:33 jsp Exp #
- */
-
- #ifdef KERNEL
- struct fdescmount {
- struct vnode *f_root; /* Root node */
- };
-
- #define FD_ROOT 2
- #define FD_DEVFD 3
- #define FD_STDIN 4
- #define FD_STDOUT 5
- #define FD_STDERR 6
- #define FD_CTTY 7
- #define FD_DESC 8
- #define FD_MAX 12
-
- typedef enum {
- Froot,
- Fdevfd,
- Fdesc,
- Flink,
- Fctty
- } fdntype;
-
- struct fdescnode {
- LIST_ENTRY(fdescnode) fd_hash; /* Hash list */
- struct vnode *fd_vnode; /* Back ptr to vnode */
- fdntype fd_type; /* Type of this node */
- unsigned fd_fd; /* Fd to be dup'ed */
- char *fd_link; /* Link to fd/n */
- int fd_ix; /* filesystem index */
- };
-
- #define VFSTOFDESC(mp) ((struct fdescmount *)((mp)->mnt_data))
- #define VTOFDESC(vp) ((struct fdescnode *)(vp)->v_data)
-
- extern dev_t devctty;
- extern int fdesc_init __P((struct vfsconf *));
- extern int fdesc_root __P((struct mount *, struct vnode **));
- extern int fdesc_allocvp __P((fdntype, int, struct mount *, struct vnode **));
- extern int (**fdesc_vnodeop_p)(void *);
- extern struct vfsops fdesc_vfsops;
- #endif /* KERNEL */
-