Annotation of sys/kern/vfs_conf.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: vfs_conf.c,v 1.33 2007/06/01 05:37:14 deraadt Exp $ */
! 2: /* $NetBSD: vfs_conf.c,v 1.21.4.1 1995/11/01 00:06:26 jtc Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1989, 1993
! 6: * The Regents of the University of California. All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. Neither the name of the University nor the names of its contributors
! 17: * may be used to endorse or promote products derived from this software
! 18: * without specific prior written permission.
! 19: *
! 20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 30: * SUCH DAMAGE.
! 31: *
! 32: * @(#)vfs_conf.c 8.8 (Berkeley) 3/31/94
! 33: */
! 34:
! 35: #include <sys/param.h>
! 36: #include <sys/mount.h>
! 37: #include <sys/vnode.h>
! 38:
! 39: #ifdef FFS
! 40: #include <ufs/ufs/quota.h>
! 41: #include <ufs/ufs/inode.h>
! 42: #include <ufs/ffs/ffs_extern.h>
! 43: #endif
! 44:
! 45: #ifdef EXT2FS
! 46: #include <ufs/ext2fs/ext2fs_extern.h>
! 47: #endif
! 48:
! 49: #ifdef CD9660
! 50: #include <isofs/cd9660/iso.h>
! 51: #include <isofs/cd9660/cd9660_extern.h>
! 52: #endif
! 53:
! 54: #ifdef MFS
! 55: #include <ufs/mfs/mfs_extern.h>
! 56: #endif
! 57:
! 58: #ifdef NFSCLIENT
! 59: #include <sys/rwlock.h> /* XXX*/
! 60: #include <nfs/rpcv2.h>
! 61: #include <nfs/nfsproto.h>
! 62: #include <nfs/nfsnode.h>
! 63: #include <nfs/nfs.h>
! 64: #include <nfs/nfsmount.h>
! 65: #endif
! 66:
! 67: /*
! 68: * This defines the root filesystem.
! 69: */
! 70: struct vnode *rootvnode;
! 71:
! 72: /*
! 73: * Set up the filesystem operations for vnodes.
! 74: * The types are defined in mount.h.
! 75: */
! 76:
! 77:
! 78: #ifdef FFS
! 79: extern const struct vfsops ffs_vfsops;
! 80: #endif
! 81:
! 82: #ifdef MFS
! 83: extern const struct vfsops mfs_vfsops;
! 84: #endif
! 85:
! 86: #ifdef MSDOSFS
! 87: extern const struct vfsops msdosfs_vfsops;
! 88: #endif
! 89:
! 90: #ifdef NFSCLIENT
! 91: extern const struct vfsops nfs_vfsops;
! 92: #endif
! 93:
! 94: #ifdef PORTAL
! 95: extern const struct vfsops portal_vfsops;
! 96: #endif
! 97:
! 98: #ifdef PROCFS
! 99: extern const struct vfsops procfs_vfsops;
! 100: #endif
! 101:
! 102: #ifdef CD9660
! 103: extern const struct vfsops cd9660_vfsops;
! 104: #endif
! 105:
! 106: #ifdef EXT2FS
! 107: extern const struct vfsops ext2fs_vfsops;
! 108: #endif
! 109:
! 110: #ifdef XFS
! 111: extern const struct vfsops xfs_vfsops;
! 112: #endif
! 113:
! 114: #ifdef NTFS
! 115: extern const struct vfsops ntfs_vfsops;
! 116: #endif
! 117:
! 118: #ifdef UDF
! 119: extern const struct vfsops udf_vfsops;
! 120: #endif
! 121:
! 122: /*
! 123: * Set up the filesystem operations for vnodes.
! 124: */
! 125: static struct vfsconf vfsconflist[] = {
! 126:
! 127: /* Fast Filesystem */
! 128: #ifdef FFS
! 129: { &ffs_vfsops, MOUNT_FFS, 1, 0, MNT_LOCAL, ffs_mountroot, NULL },
! 130: #endif
! 131:
! 132: /* Memory-based Filesystem */
! 133: #ifdef MFS
! 134: { &mfs_vfsops, MOUNT_MFS, 3, 0, MNT_LOCAL, mfs_mountroot, NULL },
! 135: #endif
! 136:
! 137: #ifdef EXT2FS
! 138: { &ext2fs_vfsops, MOUNT_EXT2FS, 17, 0, MNT_LOCAL, ext2fs_mountroot, NULL },
! 139: #endif
! 140: /* ISO9660 (aka CDROM) Filesystem */
! 141: #ifdef CD9660
! 142: { &cd9660_vfsops, MOUNT_CD9660, 14, 0, MNT_LOCAL, cd9660_mountroot, NULL },
! 143: #endif
! 144:
! 145: /* MSDOS Filesystem */
! 146: #ifdef MSDOSFS
! 147: { &msdosfs_vfsops, MOUNT_MSDOS, 4, 0, MNT_LOCAL, NULL, NULL },
! 148: #endif
! 149:
! 150: /* Sun-compatible Network Filesystem */
! 151: #ifdef NFSCLIENT
! 152: { &nfs_vfsops, MOUNT_NFS, 2, 0, 0, nfs_mountroot, NULL },
! 153: #endif
! 154:
! 155: /* XFS */
! 156: #ifdef XFS
! 157: { &xfs_vfsops, MOUNT_XFS, 21, 0, 0, NULL, NULL },
! 158: #endif
! 159:
! 160: /* /proc Filesystem */
! 161: #ifdef PROCFS
! 162: { &procfs_vfsops, MOUNT_PROCFS, 12, 0, 0, NULL, NULL },
! 163: #endif
! 164:
! 165: /* Portal Filesystem */
! 166: #ifdef PORTAL
! 167: { &portal_vfsops, MOUNT_PORTAL, 8, 0, 0, NULL, NULL },
! 168: #endif
! 169:
! 170: /* NTFS Filesystem */
! 171: #ifdef NTFS
! 172: { &ntfs_vfsops, MOUNT_NTFS, 6, 0, MNT_LOCAL, NULL, NULL },
! 173: #endif
! 174:
! 175: /* UDF Filesystem */
! 176: #ifdef UDF
! 177: { &udf_vfsops, MOUNT_UDF, 13, 0, MNT_LOCAL, NULL, NULL },
! 178: #endif
! 179:
! 180: };
! 181:
! 182:
! 183: /*
! 184: * Initially the size of the list, vfs_init will set maxvfsconf
! 185: * to the highest defined type number.
! 186: */
! 187: int maxvfsconf = sizeof(vfsconflist) / sizeof(struct vfsconf);
! 188: struct vfsconf *vfsconf = vfsconflist;
! 189:
! 190:
! 191: /*
! 192: * vfs_opv_descs enumerates the list of vnode classes, each with its own
! 193: * vnode operation vector. It is consulted at system boot to build operation
! 194: * vectors. It is NULL terminated.
! 195: */
! 196: extern struct vnodeopv_desc sync_vnodeop_opv_desc;
! 197: extern struct vnodeopv_desc ffs_vnodeop_opv_desc;
! 198: extern struct vnodeopv_desc ffs_specop_opv_desc;
! 199: extern struct vnodeopv_desc ffs_fifoop_opv_desc;
! 200: extern struct vnodeopv_desc mfs_vnodeop_opv_desc;
! 201: extern struct vnodeopv_desc dead_vnodeop_opv_desc;
! 202: extern struct vnodeopv_desc fifo_vnodeop_opv_desc;
! 203: extern struct vnodeopv_desc spec_vnodeop_opv_desc;
! 204: extern struct vnodeopv_desc nfsv2_vnodeop_opv_desc;
! 205: extern struct vnodeopv_desc spec_nfsv2nodeop_opv_desc;
! 206: extern struct vnodeopv_desc fifo_nfsv2nodeop_opv_desc;
! 207: extern struct vnodeopv_desc portal_vnodeop_opv_desc;
! 208: extern struct vnodeopv_desc procfs_vnodeop_opv_desc;
! 209: extern struct vnodeopv_desc cd9660_vnodeop_opv_desc;
! 210: extern struct vnodeopv_desc cd9660_specop_opv_desc;
! 211: extern struct vnodeopv_desc cd9660_fifoop_opv_desc;
! 212: extern struct vnodeopv_desc msdosfs_vnodeop_opv_desc;
! 213: extern struct vnodeopv_desc ext2fs_vnodeop_opv_desc;
! 214: extern struct vnodeopv_desc ext2fs_specop_opv_desc;
! 215: extern struct vnodeopv_desc ext2fs_fifoop_opv_desc;
! 216: extern struct vnodeopv_desc xfs_vnodeop_opv_desc;
! 217: extern struct vnodeopv_desc ntfs_vnodeop_opv_desc;
! 218: extern struct vnodeopv_desc udf_vnodeop_opv_desc;
! 219:
! 220: struct vnodeopv_desc *vfs_opv_descs[] = {
! 221: &sync_vnodeop_opv_desc,
! 222: #ifdef FFS
! 223: &ffs_vnodeop_opv_desc,
! 224: &ffs_specop_opv_desc,
! 225: #ifdef FIFO
! 226: &ffs_fifoop_opv_desc,
! 227: #endif
! 228: #endif
! 229: &dead_vnodeop_opv_desc,
! 230: #ifdef FIFO
! 231: &fifo_vnodeop_opv_desc,
! 232: #endif
! 233: &spec_vnodeop_opv_desc,
! 234: #ifdef MFS
! 235: &mfs_vnodeop_opv_desc,
! 236: #endif
! 237: #ifdef NFSCLIENT
! 238: &nfsv2_vnodeop_opv_desc,
! 239: &spec_nfsv2nodeop_opv_desc,
! 240: #ifdef FIFO
! 241: &fifo_nfsv2nodeop_opv_desc,
! 242: #endif
! 243: #endif
! 244: #ifdef PORTAL
! 245: &portal_vnodeop_opv_desc,
! 246: #endif
! 247: #ifdef PROCFS
! 248: &procfs_vnodeop_opv_desc,
! 249: #endif
! 250: #ifdef CD9660
! 251: &cd9660_vnodeop_opv_desc,
! 252: &cd9660_specop_opv_desc,
! 253: #ifdef FIFO
! 254: &cd9660_fifoop_opv_desc,
! 255: #endif
! 256: #endif
! 257: #ifdef MSDOSFS
! 258: &msdosfs_vnodeop_opv_desc,
! 259: #endif
! 260: #ifdef EXT2FS
! 261: &ext2fs_vnodeop_opv_desc,
! 262: &ext2fs_specop_opv_desc,
! 263: #ifdef FIFO
! 264: &ext2fs_fifoop_opv_desc,
! 265: #endif
! 266: #endif
! 267: #ifdef XFS
! 268: &xfs_vnodeop_opv_desc,
! 269: #endif
! 270: #ifdef NTFS
! 271: &ntfs_vnodeop_opv_desc,
! 272: #endif
! 273: #ifdef UDF
! 274: &udf_vnodeop_opv_desc,
! 275: #endif
! 276:
! 277: NULL
! 278: };
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