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1c79356b 1/*
5d5c5d0d
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2 * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
3 *
8f6c56a5 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b 5 *
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6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
8ad349bb 24 * limitations under the License.
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25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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27 */
28/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
29/*
30 * Copyright (c) 1989, 1993, 1995
31 * The Regents of the University of California. All rights reserved.
32 *
33 * Redistribution and use in source and binary forms, with or without
34 * modification, are permitted provided that the following conditions
35 * are met:
36 * 1. Redistributions of source code must retain the above copyright
37 * notice, this list of conditions and the following disclaimer.
38 * 2. Redistributions in binary form must reproduce the above copyright
39 * notice, this list of conditions and the following disclaimer in the
40 * documentation and/or other materials provided with the distribution.
41 * 3. All advertising materials mentioning features or use of this software
42 * must display the following acknowledgement:
43 * This product includes software developed by the University of
44 * California, Berkeley and its contributors.
45 * 4. Neither the name of the University nor the names of its contributors
46 * may be used to endorse or promote products derived from this software
47 * without specific prior written permission.
48 *
49 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
50 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
51 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
52 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
53 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
54 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
55 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
56 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
57 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
58 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
59 * SUCH DAMAGE.
60 *
61 * @(#)vfs_conf.c 8.11 (Berkeley) 5/10/95
62 */
63
64#include <sys/param.h>
65#include <sys/systm.h>
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66#include <sys/mount_internal.h>
67#include <sys/vnode_internal.h>
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68
69/*
70 * These define the root filesystem, device, and root filesystem type.
71 */
72struct mount *rootfs;
73struct vnode *rootvnode;
74int (*mountroot)() = NULL;
75
76/*
77 * Set up the initial array of known filesystem types.
78 */
79extern struct vfsops ufs_vfsops;
91447636 80#if FFS
1c79356b 81extern int ffs_mountroot();
91447636 82#endif
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83extern struct vfsops mfs_vfsops;
84extern int mfs_mountroot();
85extern struct vfsops hfs_vfsops;
86extern int hfs_mountroot();
87extern struct vfsops volfs_vfsops;
88extern struct vfsops cd9660_vfsops;
89extern int cd9660_mountroot();
90extern struct vfsops nfs_vfsops;
91extern int nfs_mountroot();
92extern struct vfsops afs_vfsops;
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93extern struct vfsops null_vfsops;
94extern struct vfsops union_vfsops;
1c79356b 95extern struct vfsops fdesc_vfsops;
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96extern struct vfsops devfs_vfsops;
97
98/*
99 * Set up the filesystem operations for vnodes.
100 */
91447636 101static struct vfstable vfsconflist[] = {
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102 /* HFS/HFS+ Filesystem */
103#if HFS
91447636 104 { &hfs_vfsops, "hfs", 17, 0, MNT_LOCAL | MNT_DOVOLFS, hfs_mountroot, NULL, 0, {0}, VFC_VFSLOCALARGS, 0, 0 },
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105#endif
106
107 /* Fast Filesystem */
108#if FFS
91447636 109 { &ufs_vfsops, "ufs", 1, 0, MNT_LOCAL, ffs_mountroot, NULL, 0, {0}, VFC_VFSLOCALARGS, 0, 0 },
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110#endif
111
112 /* ISO9660 (aka CDROM) Filesystem */
113#if CD9660
91447636 114 { &cd9660_vfsops, "cd9660", 14, 0, MNT_LOCAL, cd9660_mountroot, NULL, 0, {0}, VFC_VFSLOCALARGS, 0, 0 },
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115#endif
116
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117 /* Memory-based Filesystem */
118#if MFS
91447636 119 { &mfs_vfsops, "mfs", 3, 0, MNT_LOCAL, mfs_mountroot, NULL, 0, {0}, VFC_VFSGENERICARGS , 0, 0},
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120#endif
121
122 /* Sun-compatible Network Filesystem */
123#if NFSCLIENT
91447636 124 { &nfs_vfsops, "nfs", 2, 0, 0, nfs_mountroot, NULL, 0, {0}, VFC_VFSGENERICARGS , 0, 0},
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125#endif
126
127 /* Andrew Filesystem */
128#if AFS
91447636 129 { &afs_vfsops, "andrewfs", 13, 0, 0, afs_mountroot, NULL, 0, {0}, VFC_VFSGENERICARGS , 0, 0},
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130#endif
131
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132 /* Loopback (Minimal) Filesystem Layer */
133#if NULLFS
91447636 134 { &null_vfsops, "loopback", 9, 0, 0, NULL, NULL, 0, {0}, VFC_VFSGENERICARGS , 0, 0},
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135#endif
136
137 /* Union (translucent) Filesystem */
138#if UNION
91447636 139 { &union_vfsops, "union", 15, 0, 0, NULL, NULL, 0, {0}, VFC_VFSGENERICARGS , 0, 0},
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140#endif
141
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142 /* File Descriptor Filesystem */
143#if FDESC
91447636 144 { &fdesc_vfsops, "fdesc", 7, 0, 0, NULL, NULL, 0, {0}, VFC_VFSGENERICARGS , 0, 0},
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145#endif
146
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147 /* Volume ID Filesystem */
148#if VOLFS
91447636 149 { &volfs_vfsops, "volfs", 18, 0, 0, NULL, NULL, 0, {0}, VFC_VFSGENERICARGS , 0, 0},
1c79356b 150#endif
9bccf70c 151
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152 /* Device Filesystem */
153#if DEVFS
91447636 154 { &devfs_vfsops, "devfs", 19, 0, 0, NULL, NULL, 0, {0}, VFC_VFSGENERICARGS , 0, 0},
1c79356b 155#endif
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156
157 {0},
158 {0},
159 {0},
160 {0},
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161 {0},
162 {0},
163 {0},
164 {0},
165 {0},
166 {0},
167 {0},
168 {0},
169 {0},
170 {0}
171};
172
173/*
174 * Initially the size of the list, vfs_init will set maxvfsconf
175 * to the highest defined type number.
176 */
177int maxvfsslots = sizeof(vfsconflist) / sizeof (struct vfsconf);
178int numused_vfsslots = 0;
179int maxvfsconf = sizeof(vfsconflist) / sizeof (struct vfsconf);
91447636 180struct vfstable *vfsconf = vfsconflist;
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181
182/*
183 *
184 * vfs_opv_descs enumerates the list of vnode classes, each with it's own
185 * vnode operation vector. It is consulted at system boot to build operation
186 * vectors. It is NULL terminated.
187 *
188 */
91447636 189#if FFS
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190extern struct vnodeopv_desc ffs_vnodeop_opv_desc;
191extern struct vnodeopv_desc ffs_specop_opv_desc;
192extern struct vnodeopv_desc ffs_fifoop_opv_desc;
91447636 193#endif
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194extern struct vnodeopv_desc mfs_vnodeop_opv_desc;
195extern struct vnodeopv_desc dead_vnodeop_opv_desc;
196extern struct vnodeopv_desc fifo_vnodeop_opv_desc;
197extern struct vnodeopv_desc spec_vnodeop_opv_desc;
198extern struct vnodeopv_desc nfsv2_vnodeop_opv_desc;
199extern struct vnodeopv_desc spec_nfsv2nodeop_opv_desc;
200extern struct vnodeopv_desc fifo_nfsv2nodeop_opv_desc;
201extern struct vnodeopv_desc fdesc_vnodeop_opv_desc;
1c79356b 202extern struct vnodeopv_desc null_vnodeop_opv_desc;
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203extern struct vnodeopv_desc hfs_vnodeop_opv_desc;
204extern struct vnodeopv_desc hfs_specop_opv_desc;
205extern struct vnodeopv_desc hfs_fifoop_opv_desc;
206extern struct vnodeopv_desc volfs_vnodeop_opv_desc;
207extern struct vnodeopv_desc cd9660_vnodeop_opv_desc;
55e303ae 208extern struct vnodeopv_desc cd9660_cdxaop_opv_desc;
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209extern struct vnodeopv_desc cd9660_specop_opv_desc;
210extern struct vnodeopv_desc cd9660_fifoop_opv_desc;
211extern struct vnodeopv_desc union_vnodeop_opv_desc;
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212extern struct vnodeopv_desc devfs_vnodeop_opv_desc;
213extern struct vnodeopv_desc devfs_spec_vnodeop_opv_desc;
214
215struct vnodeopv_desc *vfs_opv_descs[] = {
91447636 216#if FFS
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217 &ffs_vnodeop_opv_desc,
218 &ffs_specop_opv_desc,
219#if FIFO
220 &ffs_fifoop_opv_desc,
91447636 221#endif
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222#endif
223 &dead_vnodeop_opv_desc,
224#if FIFO
225 &fifo_vnodeop_opv_desc,
226#endif
227 &spec_vnodeop_opv_desc,
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228#if MFS
229 &mfs_vnodeop_opv_desc,
230#endif
231#if NFSCLIENT
232 &nfsv2_vnodeop_opv_desc,
233 &spec_nfsv2nodeop_opv_desc,
234#if FIFO
235 &fifo_nfsv2nodeop_opv_desc,
236#endif
237#endif
238#if FDESC
239 &fdesc_vnodeop_opv_desc,
240#endif
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241#if NULLFS
242 &null_vnodeop_opv_desc,
243#endif
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244#if HFS
245 &hfs_vnodeop_opv_desc,
246 &hfs_specop_opv_desc,
247#if FIFO
248 &hfs_fifoop_opv_desc,
249#endif
250#endif
251#if CD9660
252 &cd9660_vnodeop_opv_desc,
55e303ae 253 &cd9660_cdxaop_opv_desc,
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254 &cd9660_specop_opv_desc,
255#if FIFO
256 &cd9660_fifoop_opv_desc,
257#endif
258#endif
259#if UNION
260 &union_vnodeop_opv_desc,
261#endif
262#if VOLFS
263 &volfs_vnodeop_opv_desc,
264#endif
265#if DEVFS
266 &devfs_vnodeop_opv_desc,
267 &devfs_spec_vnodeop_opv_desc,
268#endif
269 NULL
270};