X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/e2fac8b15b12a7979f72090454d850e612fc5b13..b0d623f7f2ae71ed96e60569f61f9a9a27016e80:/bsd/miscfs/devfs/fdesc.h?ds=inline diff --git a/bsd/miscfs/devfs/fdesc.h b/bsd/miscfs/devfs/fdesc.h new file mode 100644 index 000000000..f4ff749ef --- /dev/null +++ b/bsd/miscfs/devfs/fdesc.h @@ -0,0 +1,128 @@ +/* + * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ + * + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The 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, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. + * + * @APPLE_OSREFERENCE_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 # + */ +#ifndef __FDESC_FDESC_H__ +#define __FDESC_FDESC_H__ + +#include + +#ifdef __APPLE_API_PRIVATE +#ifdef KERNEL + +#define FD_ROOT 2 +#define FD_DEVFD 3 +#define FD_STDIN 4 +#define FD_STDOUT 5 +#define FD_STDERR 6 +#define FD_DESC 8 +#define FD_MAX 12 + +typedef enum { + Fdesc, +} 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 */ + long fd_fd; /* Fd to be dup'ed */ + const 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) + +__BEGIN_DECLS +extern int fdesc_allocvp(fdntype, int, struct mount *, struct vnode **, enum vtype, int); +extern int fdesc_badop(void); +extern int fdesc_getattr(struct vnop_getattr_args *ap); +extern int fdesc_inactive(struct vnop_inactive_args *ap); +extern int devfs_fdesc_init(void); +extern int devfs_fdesc_makelinks(void); +extern int fdesc_ioctl(struct vnop_ioctl_args *ap); +extern int devfs_devfd_lookup(struct vnop_lookup_args *ap); +extern int devfs_devfd_readdir(struct vnop_readdir_args *ap); +extern int fdesc_open(struct vnop_open_args *ap); +extern int fdesc_pathconf(struct vnop_pathconf_args *ap); +extern int fdesc_read(struct vnop_read_args *ap); +extern int fdesc_readdir(struct vnop_readdir_args *ap); +extern int fdesc_readlink(struct vnop_readlink_args *ap); +extern int fdesc_reclaim(struct vnop_reclaim_args *ap); +extern int fdesc_root(struct mount *, struct vnode **, vfs_context_t); +extern int fdesc_select(struct vnop_select_args *ap); +extern int fdesc_setattr(struct vnop_setattr_args *ap); +extern int fdesc_write(struct vnop_write_args *ap); + +extern int (**fdesc_vnodeop_p)(void *); +extern int (**devfs_devfd_vnodeop_p)(void*); +extern struct vfsops fdesc_vfsops; +__END_DECLS + +#endif /* KERNEL */ +#endif /* __APPLE_API_PRIVATE */ +#endif /* __FDESC_FDESC_H__ */