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initial import of tcfs.

/*	$OpenBSD: vfs_conf.c,v 1.15 2000/06/17 17:16:05 provos Exp $	*/
/*	$NetBSD: vfs_conf.c,v 1.21.4.1 1995/11/01 00:06:26 jtc Exp $	*/

/*
 * Copyright (c) 1989, 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.
 *
 *	@(#)vfs_conf.c	8.8 (Berkeley) 3/31/94
 */

#include <sys/param.h>
#include <sys/mount.h>
#include <sys/vnode.h>

#ifdef FFS
#include <ufs/ufs/quota.h>
#include <ufs/ufs/inode.h>
#include <ufs/ffs/ffs_extern.h>
#endif

#ifdef LFS
#include <ufs/lfs/lfs_extern.h>
#endif

#ifdef EXT2FS
#include <ufs/ext2fs/ext2fs_extern.h>
#endif

#ifdef CD9660
#include <isofs/cd9660/iso.h>
#include <isofs/cd9660/cd9660_extern.h>
#endif

#ifdef MFS
#include <ufs/mfs/mfs_extern.h>
#endif

#ifdef NFSCLIENT
#include <nfs/rpcv2.h>
#include <nfs/nfsproto.h>
#include <nfs/nfsnode.h>
#include <nfs/nfs.h>
#include <nfs/nfsmount.h>
#endif

/*
 * These define the root filesystem and device.
 */
struct mount *rootfs;
struct vnode *rootvnode;

/*
 * Set up the filesystem operations for vnodes.
 * The types are defined in mount.h.
 */


#ifdef FFS
extern	struct vfsops ffs_vfsops;
#endif

#ifdef LFS
extern	struct vfsops lfs_vfsops;
#endif

#ifdef MFS
extern	struct vfsops mfs_vfsops;
#endif

#ifdef MSDOSFS
extern	struct vfsops msdosfs_vfsops;
#endif

#ifdef NFSCLIENT
extern	struct vfsops nfs_vfsops;
#endif

#ifdef FDESC
extern	struct vfsops fdesc_vfsops;
#endif

#ifdef PORTAL
extern	struct vfsops portal_vfsops;
#endif

#ifdef NULLFS
extern	struct vfsops null_vfsops;
#endif

#ifdef UMAPFS
extern	struct vfsops umap_vfsops;
#endif

#ifdef KERNFS
extern	struct vfsops kernfs_vfsops;
#endif

#ifdef PROCFS
extern	struct vfsops procfs_vfsops;
#endif

#ifdef AFS
extern	struct vfsops afs_vfsops;
#endif

#ifdef CD9660
extern	struct vfsops cd9660_vfsops;
#endif

#ifdef UNION
extern	struct vfsops union_vfsops;
#endif

#ifdef ADOSFS
extern 	struct vfsops adosfs_vfsops;
#endif

#ifdef EXT2FS
extern	struct vfsops ext2fs_vfsops;
#endif

#ifdef XFS
extern  struct vfsops xfs_vfsops;
#endif

#ifdef TCFS
extern  struct vfsops tcfs_vfsops;
#endif

/*
 * Set up the filesystem operations for vnodes.
 */
static struct vfsconf vfsconflist[] = {

        /* Fast Filesystem */
#ifdef FFS
        { &ffs_vfsops, MOUNT_FFS, 1, 0, MNT_LOCAL, ffs_mountroot, NULL },
#endif

        /* Log-based Filesystem */
#ifdef LFS
        { &lfs_vfsops, MOUNT_LFS, 5, 0, MNT_LOCAL, lfs_mountroot, NULL },
#endif

        /* Memory-based Filesystem */
#ifdef MFS
        { &mfs_vfsops, MOUNT_MFS, 3, 0, MNT_LOCAL, mfs_mountroot, NULL },
#endif

#ifdef EXT2FS
	{ &ext2fs_vfsops, MOUNT_EXT2FS, 17, 0, MNT_LOCAL, ext2fs_mountroot, NULL },
#endif
        /* ISO9660 (aka CDROM) Filesystem */
#ifdef CD9660
        { &cd9660_vfsops, MOUNT_CD9660, 14, 0, MNT_LOCAL, cd9660_mountroot, NULL },
#endif

        /* MSDOS Filesystem */
#ifdef MSDOSFS
        { &msdosfs_vfsops, MOUNT_MSDOS, 4, 0, MNT_LOCAL, NULL, NULL },
#endif

        /* AmigaDOS Filesystem */
#ifdef ADOSFS
        { &adosfs_vfsops, MOUNT_ADOSFS, 16, 0, MNT_LOCAL, NULL, NULL },
#endif

        /* Sun-compatible Network Filesystem */
#ifdef NFSCLIENT
        { &nfs_vfsops, MOUNT_NFS, 2, 0, 0, nfs_mountroot, NULL },
#endif

        /* Andrew Filesystem */
#ifdef AFS
        { &afs_vfsops, MOUNT_AFS, 13, 0, 0, afs_mountroot, NULL },
#endif

	/* XFS */
#ifdef XFS
	{ &xfs_vfsops, MOUNT_XFS, 21, 0, 0, NULL, NULL },
#endif
	
        /* /proc Filesystem */
#ifdef PROCFS
        { &procfs_vfsops, MOUNT_PROCFS, 12, 0, 0, NULL, NULL },
#endif

        /* Loopback (Minimal) Filesystem Layer */
#ifdef NULLFS
        { &null_vfsops, MOUNT_NULL, 9, 0, 0, NULL, NULL },
#endif

        /* Union (translucent) Filesystem */
#ifdef UNION
        { &union_vfsops, MOUNT_UNION, 15, 0, 0, NULL, NULL },
#endif

        /* User/Group Identifer Remapping Filesystem */
#ifdef UMAPFS
        { &umap_vfsops, MOUNT_UMAP, 10, 0, 0, NULL, NULL },
#endif

        /* Portal Filesystem */
#ifdef PORTAL
        { &portal_vfsops, MOUNT_PORTAL, 8, 0, 0, NULL, NULL },
#endif

        /* File Descriptor Filesystem */
#ifdef FDESC
        { &fdesc_vfsops, MOUNT_FDESC, 7, 0, 0, NULL, NULL },
#endif

        /* Kernel Information Filesystem */
#ifdef KERNFS
        { &kernfs_vfsops, MOUNT_KERNFS, 11, 0, 0, NULL, NULL },
#endif

#ifdef TCFS
        { &tcfs_vfsops, MOUNT_TCFS, 22, 0, 0, NULL, NULL },
#endif

};


/*
 * Initially the size of the list, vfs_init will set maxvfsconf
 * to the highest defined type number.
 */
int maxvfsconf = sizeof(vfsconflist) / sizeof (struct vfsconf);
struct vfsconf *vfsconf = vfsconflist;


/*
 * vfs_opv_descs enumerates the list of vnode classes, each with it's own
 * vnode operation vector.  It is consulted at system boot to build operation
 * vectors.  It is NULL terminated.
 */
extern struct vnodeopv_desc sync_vnodeop_opv_desc;
extern struct vnodeopv_desc ffs_vnodeop_opv_desc;
extern struct vnodeopv_desc ffs_specop_opv_desc;
extern struct vnodeopv_desc ffs_fifoop_opv_desc;
extern struct vnodeopv_desc lfs_vnodeop_opv_desc;
extern struct vnodeopv_desc lfs_specop_opv_desc;
extern struct vnodeopv_desc lfs_fifoop_opv_desc;
extern struct vnodeopv_desc mfs_vnodeop_opv_desc;
extern struct vnodeopv_desc dead_vnodeop_opv_desc;
extern struct vnodeopv_desc fifo_vnodeop_opv_desc;
extern struct vnodeopv_desc spec_vnodeop_opv_desc;
extern struct vnodeopv_desc nfsv2_vnodeop_opv_desc;
extern struct vnodeopv_desc spec_nfsv2nodeop_opv_desc;
extern struct vnodeopv_desc fifo_nfsv2nodeop_opv_desc;
extern struct vnodeopv_desc fdesc_vnodeop_opv_desc;
extern struct vnodeopv_desc portal_vnodeop_opv_desc;
extern struct vnodeopv_desc null_vnodeop_opv_desc;
extern struct vnodeopv_desc umap_vnodeop_opv_desc;
extern struct vnodeopv_desc kernfs_vnodeop_opv_desc;
extern struct vnodeopv_desc procfs_vnodeop_opv_desc;
extern struct vnodeopv_desc cd9660_vnodeop_opv_desc;
extern struct vnodeopv_desc cd9660_specop_opv_desc;
extern struct vnodeopv_desc cd9660_fifoop_opv_desc;
extern struct vnodeopv_desc union_vnodeop_opv_desc;
extern struct vnodeopv_desc msdosfs_vnodeop_opv_desc;
extern struct vnodeopv_desc adosfs_vnodeop_opv_desc;
extern struct vnodeopv_desc ext2fs_vnodeop_opv_desc;
extern struct vnodeopv_desc ext2fs_specop_opv_desc;
extern struct vnodeopv_desc ext2fs_fifoop_opv_desc;
extern struct vnodeopv_desc xfs_vnodeop_opv_desc;
extern struct vnodeopv_desc tcfs_vnodeop_opv_desc;

struct vnodeopv_desc *vfs_opv_descs[] = {
	&sync_vnodeop_opv_desc,
#ifdef FFS
	&ffs_vnodeop_opv_desc,
	&ffs_specop_opv_desc,
#ifdef FIFO
	&ffs_fifoop_opv_desc,
#endif
#endif
	&dead_vnodeop_opv_desc,
#ifdef FIFO
	&fifo_vnodeop_opv_desc,
#endif
	&spec_vnodeop_opv_desc,
#ifdef LFS
	&lfs_vnodeop_opv_desc,
	&lfs_specop_opv_desc,
#ifdef FIFO
	&lfs_fifoop_opv_desc,
#endif
#endif
#ifdef MFS
	&mfs_vnodeop_opv_desc,
#endif
#ifdef NFSCLIENT
	&nfsv2_vnodeop_opv_desc,
	&spec_nfsv2nodeop_opv_desc,
#ifdef FIFO
	&fifo_nfsv2nodeop_opv_desc,
#endif
#endif
#ifdef FDESC
	&fdesc_vnodeop_opv_desc,
#endif
#ifdef PORTAL
	&portal_vnodeop_opv_desc,
#endif
#ifdef NULLFS
	&null_vnodeop_opv_desc,
#endif
#ifdef UMAPFS
	&umap_vnodeop_opv_desc,
#endif
#ifdef KERNFS
	&kernfs_vnodeop_opv_desc,
#endif
#ifdef PROCFS
	&procfs_vnodeop_opv_desc,
#endif
#ifdef CD9660
	&cd9660_vnodeop_opv_desc,
	&cd9660_specop_opv_desc,
#ifdef FIFO
	&cd9660_fifoop_opv_desc,
#endif
#endif
#ifdef UNION
	&union_vnodeop_opv_desc,
#endif
#ifdef MSDOSFS
	&msdosfs_vnodeop_opv_desc,
#endif
#ifdef ADOSFS
	&adosfs_vnodeop_opv_desc,
#endif
#ifdef EXT2FS
	&ext2fs_vnodeop_opv_desc,
	&ext2fs_specop_opv_desc,
#ifdef FIFO
	&ext2fs_fifoop_opv_desc,
#endif
#endif
#ifdef XFS
	&xfs_vnodeop_opv_desc,
#endif
#ifdef TCFS
        &tcfs_vnodeop_opv_desc,
#endif

	NULL
};