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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, 1998 Apple Computer, Inc. All Rights Reserved.
- * Copyright (c) 1990, 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. 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.
- *
- * @(#)specdev.h 8.6 (Berkeley) 5/21/95
- */
-
- #ifndef _MISCFS_SPECFS_SPECDEV_H_
- #define _MISCFS_SPECFS_SPECDEV_H_
-
- #include <vfs/vfs_support.h>
-
- /*
- * This structure defines the information maintained about
- * special devices. It is allocated in checkalias and freed
- * in vgone.
- */
- struct specinfo {
- struct vnode **si_hashchain;
- struct vnode *si_specnext;
- long si_flags;
- dev_t si_rdev;
- daddr_t si_size; /* block device size in bytes */
- };
- /*
- * Exported shorthand
- */
- #define v_rdev v_specinfo->si_rdev
- #define v_hashchain v_specinfo->si_hashchain
- #define v_specnext v_specinfo->si_specnext
- #define v_specflags v_specinfo->si_flags
- #define v_specsize v_specinfo->si_size
-
- /*
- * Flags for specinfo
- */
- #define SI_MOUNTEDON 0x0001 /* block special device is mounted on */
-
- /*
- * Special device management
- */
- #define SPECHSZ 64
- #if ((SPECHSZ&(SPECHSZ-1)) == 0)
- #define SPECHASH(rdev) (((rdev>>5)+(rdev))&(SPECHSZ-1))
- #else
- #define SPECHASH(rdev) (((unsigned)((rdev>>5)+(rdev)))%SPECHSZ)
- #endif
-
- extern struct vnode *speclisth[SPECHSZ];
-
- /*
- * Prototypes for special file operations on vnodes.
- */
- extern int (**spec_vnodeop_p)(void *);
- struct nameidata;
- struct componentname;
- struct ucred;
- struct flock;
- struct buf;
- struct uio;
-
- int spec_ebadf();
-
- int spec_lookup __P((struct vop_lookup_args *));
- #define spec_create ((int (*) __P((struct vop_access_args *)))err_create)
- #define spec_mknod ((int (*) __P((struct vop_access_args *)))err_mknod)
- int spec_open __P((struct vop_open_args *));
- int spec_close __P((struct vop_close_args *));
- #define spec_access ((int (*) __P((struct vop_access_args *)))spec_ebadf)
- #define spec_getattr ((int (*) __P((struct vop_getattr_args *)))spec_ebadf)
- #define spec_setattr ((int (*) __P((struct vop_setattr_args *)))spec_ebadf)
- int spec_read __P((struct vop_read_args *));
- int spec_write __P((struct vop_write_args *));
- #define spec_lease_check ((int (*) __P((struct vop_access_args *)))nop_lease)
- int spec_ioctl __P((struct vop_ioctl_args *));
- int spec_select __P((struct vop_select_args *));
- #define spec_revoke ((int (*) __P((struct vop_access_args *)))nop_revoke)
- #define spec_mmap ((int (*) __P((struct vop_access_args *)))err_mmap)
- int spec_fsync __P((struct vop_fsync_args *));
- #define spec_seek ((int (*) __P((struct vop_access_args *)))err_seek)
- #define spec_remove ((int (*) __P((struct vop_access_args *)))err_remove)
- #define spec_link ((int (*) __P((struct vop_access_args *)))err_link)
- #define spec_rename ((int (*) __P((struct vop_access_args *)))err_rename)
- #define spec_mkdir ((int (*) __P((struct vop_access_args *)))err_mkdir)
- #define spec_rmdir ((int (*) __P((struct vop_access_args *)))err_rmdir)
- #define spec_symlink ((int (*) __P((struct vop_access_args *)))err_symlink)
- #define spec_readdir ((int (*) __P((struct vop_access_args *)))err_readdir)
- #define spec_readlink ((int (*) __P((struct vop_access_args *)))err_readlink)
- #define spec_abortop ((int (*) __P((struct vop_access_args *)))err_abortop)
- #define spec_inactive ((int (*) __P((struct vop_access_args *)))nop_inactive)
- #define spec_reclaim ((int (*) __P((struct vop_access_args *)))nop_reclaim)
- #define spec_lock ((int (*) __P((struct vop_access_args *)))nop_lock)
- #define spec_unlock ((int (*) __P((struct vop_access_args *)))nop_unlock)
- int spec_bmap __P((struct vop_bmap_args *));
- int spec_strategy __P((struct vop_strategy_args *));
- int spec_print __P((struct vop_print_args *));
- #define spec_islocked ((int (*) __P((struct vop_access_args *)))nop_islocked)
- int spec_pathconf __P((struct vop_pathconf_args *));
- #define spec_advlock ((int (*) __P((struct vop_access_args *)))err_advlock)
- #define spec_blkatoff ((int (*) __P((struct vop_access_args *)))err_blkatoff)
- #define spec_valloc ((int (*) __P((struct vop_access_args *)))err_valloc)
- #define spec_vfree ((int (*) __P((struct vop_access_args *)))err_vfree)
- #define spec_truncate ((int (*) __P((struct vop_access_args *)))nop_truncate)
- #define spec_update ((int (*) __P((struct vop_access_args *)))nop_update)
- #define spec_reallocblks \
- ((int (*) __P((struct vop_reallocblks_args *)))err_reallocblks)
- #define spec_bwrite ((int (*) __P((struct vop_bwrite_args *)))nop_bwrite)
- int spec_devblocksize __P((struct vop_devblocksize_args *));
- int spec_blktooff __P((struct vop_blktooff_args *));
- int spec_offtoblk __P((struct vop_offtoblk_args *));
- int spec_cmap __P((struct vop_cmap_args *));
-
- #endif /* _MISCFS_SPECFS_SPECDEV_H_ */
-