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1.1 ! root 1: /* ! 2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. ! 3: * ! 4: * @APPLE_LICENSE_HEADER_START@ ! 5: * ! 6: * The contents of this file constitute Original Code as defined in and ! 7: * are subject to the Apple Public Source License Version 1.1 (the ! 8: * "License"). You may not use this file except in compliance with the ! 9: * License. Please obtain a copy of the License at ! 10: * http://www.apple.com/publicsource and read it before using this file. ! 11: * ! 12: * This Original Code and all software distributed under the License are ! 13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER ! 14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, ! 15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, ! 16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the ! 17: * License for the specific language governing rights and limitations ! 18: * under the License. ! 19: * ! 20: * @APPLE_LICENSE_HEADER_END@ ! 21: */ ! 22: /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ ! 23: /* ! 24: * Copyright (c) 1989, 1993 ! 25: * The Regents of the University of California. All rights reserved. ! 26: * ! 27: * Redistribution and use in source and binary forms, with or without ! 28: * modification, are permitted provided that the following conditions ! 29: * are met: ! 30: * 1. Redistributions of source code must retain the above copyright ! 31: * notice, this list of conditions and the following disclaimer. ! 32: * 2. Redistributions in binary form must reproduce the above copyright ! 33: * notice, this list of conditions and the following disclaimer in the ! 34: * documentation and/or other materials provided with the distribution. ! 35: * 3. All advertising materials mentioning features or use of this software ! 36: * must display the following acknowledgement: ! 37: * This product includes software developed by the University of ! 38: * California, Berkeley and its contributors. ! 39: * 4. Neither the name of the University nor the names of its contributors ! 40: * may be used to endorse or promote products derived from this software ! 41: * without specific prior written permission. ! 42: * ! 43: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ! 44: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ! 45: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ! 46: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE ! 47: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ! 48: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ! 49: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ! 50: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ! 51: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY ! 52: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF ! 53: * SUCH DAMAGE. ! 54: * ! 55: * @(#)mfsnode.h 8.2 (Berkeley) 8/11/93 ! 56: */ ! 57: ! 58: /* ! 59: * This structure defines the control data for the memory based file system. ! 60: */ ! 61: ! 62: struct mfsnode { ! 63: struct vnode *mfs_vnode; /* vnode associated with this mfsnode */ ! 64: caddr_t mfs_baseoff; /* base of file system in memory */ ! 65: long mfs_size; /* size of memory file system */ ! 66: pid_t mfs_pid; /* supporting process pid */ ! 67: struct buf *mfs_buflist; /* list of I/O requests */ ! 68: long mfs_spare[4]; ! 69: }; ! 70: ! 71: /* ! 72: * Convert between mfsnode pointers and vnode pointers ! 73: */ ! 74: #define VTOMFS(vp) ((struct mfsnode *)(vp)->v_data) ! 75: #define MFSTOV(mfsp) ((mfsp)->mfs_vnode) ! 76: ! 77: /* Prototypes for MFS operations on vnodes. */ ! 78: #define mfs_lookup ((int (*) __P((struct vop_lookup_args *)))mfs_badop) ! 79: #define mfs_create ((int (*) __P((struct vop_create_args *)))mfs_badop) ! 80: #define mfs_mknod ((int (*) __P((struct vop_mknod_args *)))mfs_badop) ! 81: #define mfs_access ((int (*) __P((struct vop_access_args *)))mfs_badop) ! 82: #define mfs_getattr ((int (*) __P((struct vop_getattr_args *)))mfs_badop) ! 83: #define mfs_setattr ((int (*) __P((struct vop_setattr_args *)))mfs_badop) ! 84: #define mfs_read ((int (*) __P((struct vop_read_args *)))mfs_badop) ! 85: #define mfs_write ((int (*) __P((struct vop_write_args *)))mfs_badop) ! 86: #define mfs_select ((int (*) __P((struct vop_select_args *)))mfs_badop) ! 87: #define mfs_mmap ((int (*) __P((struct vop_mmap_args *)))mfs_badop) ! 88: #define mfs_seek ((int (*) __P((struct vop_seek_args *)))mfs_badop) ! 89: #define mfs_remove ((int (*) __P((struct vop_remove_args *)))mfs_badop) ! 90: #define mfs_link ((int (*) __P((struct vop_link_args *)))mfs_badop) ! 91: #define mfs_rename ((int (*) __P((struct vop_rename_args *)))mfs_badop) ! 92: #define mfs_mkdir ((int (*) __P((struct vop_mkdir_args *)))mfs_badop) ! 93: #define mfs_rmdir ((int (*) __P((struct vop_rmdir_args *)))mfs_badop) ! 94: #define mfs_symlink ((int (*) __P((struct vop_symlink_args *)))mfs_badop) ! 95: #define mfs_readdir ((int (*) __P((struct vop_readdir_args *)))mfs_badop) ! 96: #define mfs_readlink ((int (*) __P((struct vop_readlink_args *)))mfs_badop) ! 97: #define mfs_abortop ((int (*) __P((struct vop_abortop_args *)))mfs_badop) ! 98: #define mfs_lock ((int (*) __P((struct vop_lock_args *)))nullop) ! 99: #define mfs_unlock ((int (*) __P((struct vop_unlock_args *)))nullop) ! 100: #define mfs_islocked ((int (*) __P((struct vop_islocked_args *)))nullop) ! 101: #define mfs_pathconf ((int (*) __P((struct vop_pathconf_args *)))mfs_badop) ! 102: #define mfs_advlock ((int (*) __P((struct vop_advlock_args *)))mfs_badop) ! 103: #define mfs_blkatoff ((int (*) __P((struct vop_blkatoff_args *)))mfs_badop) ! 104: #define mfs_valloc ((int (*) __P((struct vop_valloc_args *)))mfs_badop) ! 105: #define mfs_vfree ((int (*) __P((struct vop_vfree_args *)))mfs_badop) ! 106: #define mfs_truncate ((int (*) __P((struct vop_truncate_args *)))mfs_badop) ! 107: #define mfs_update ((int (*) __P((struct vop_update_args *)))mfs_badop) ! 108: #define mfs_bwrite ((int (*) __P((struct vop_bwrite_args *)))vn_bwrite)
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