267 lines
10 KiB
C
267 lines
10 KiB
C
/* $NetBSD: v7fs_extern.c,v 1.4 2014/12/29 15:29:38 hannken Exp $ */
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/*-
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* Copyright (c) 2004, 2011 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by UCHIYAMA Yasushi.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: v7fs_extern.c,v 1.4 2014/12/29 15:29:38 hannken Exp $");
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#if defined _KERNEL_OPT
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#include "opt_v7fs.h"
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#endif
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#include <sys/resource.h>
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#include <sys/param.h>
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#include <sys/vnode.h>
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#include <sys/mount.h>
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#include <sys/module.h>
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#include <miscfs/fifofs/fifo.h>
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#include <miscfs/genfs/genfs.h>
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#include <miscfs/genfs/genfs_node.h>
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#include <fs/v7fs/v7fs_extern.h>
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MODULE(MODULE_CLASS_VFS, v7fs, NULL);
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/* External interfaces */
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int (**v7fs_vnodeop_p)(void *); /* filled by getnewvnode (vnode.h) */
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const struct vnodeopv_entry_desc v7fs_vnodeop_entries[] = {
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{ &vop_default_desc, vn_default_error },
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{ &vop_lookup_desc, v7fs_lookup }, /* lookup */
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{ &vop_create_desc, v7fs_create }, /* create */
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{ &vop_mknod_desc, v7fs_mknod }, /* mknod */
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{ &vop_open_desc, v7fs_open }, /* open */
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{ &vop_close_desc, v7fs_close }, /* close */
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{ &vop_access_desc, v7fs_access }, /* access */
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{ &vop_getattr_desc, v7fs_getattr }, /* getattr */
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{ &vop_setattr_desc, v7fs_setattr }, /* setattr */
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{ &vop_read_desc, v7fs_read }, /* read */
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{ &vop_write_desc, v7fs_write }, /* write */
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{ &vop_fallocate_desc, genfs_eopnotsupp }, /* fallocate */
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{ &vop_fdiscard_desc, genfs_eopnotsupp }, /* fdiscard */
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{ &vop_fcntl_desc, genfs_fcntl }, /* fcntl */
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{ &vop_ioctl_desc, genfs_enoioctl }, /* ioctl */
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{ &vop_poll_desc, genfs_poll }, /* poll */
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{ &vop_kqfilter_desc, genfs_kqfilter }, /* kqfilter */
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{ &vop_revoke_desc, genfs_revoke }, /* revoke */
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{ &vop_mmap_desc, genfs_mmap }, /* mmap */
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{ &vop_fsync_desc, v7fs_fsync }, /* fsync */
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{ &vop_seek_desc, genfs_seek }, /* seek */
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{ &vop_remove_desc, v7fs_remove }, /* remove */
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{ &vop_link_desc, v7fs_link }, /* link */
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{ &vop_rename_desc, v7fs_rename }, /* rename */
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{ &vop_mkdir_desc, v7fs_mkdir }, /* mkdir */
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{ &vop_rmdir_desc, v7fs_rmdir }, /* rmdir */
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{ &vop_symlink_desc, v7fs_symlink }, /* symlink */
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{ &vop_readdir_desc, v7fs_readdir }, /* readdir */
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{ &vop_readlink_desc, v7fs_readlink }, /* readlink */
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{ &vop_abortop_desc, genfs_abortop }, /* abortop */
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{ &vop_inactive_desc, v7fs_inactive }, /* inactive */
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{ &vop_reclaim_desc, v7fs_reclaim }, /* reclaim */
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{ &vop_lock_desc, genfs_lock }, /* lock */
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{ &vop_unlock_desc, genfs_unlock }, /* unlock */
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{ &vop_bmap_desc, v7fs_bmap }, /* bmap */
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{ &vop_strategy_desc, v7fs_strategy }, /* strategy */
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{ &vop_print_desc, v7fs_print }, /* print */
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{ &vop_islocked_desc, genfs_islocked }, /* islocked */
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{ &vop_pathconf_desc, v7fs_pathconf }, /* pathconf */
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{ &vop_advlock_desc, v7fs_advlock }, /* advlock */
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{ &vop_bwrite_desc, vn_bwrite }, /* bwrite */
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{ &vop_getpages_desc, genfs_getpages }, /* getpages */
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{ &vop_putpages_desc, genfs_putpages }, /* putpages */
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{ NULL, NULL }
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};
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int (**v7fs_specop_p)(void *);
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const struct vnodeopv_entry_desc v7fs_specop_entries[] = {
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{ &vop_default_desc, vn_default_error },
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{ &vop_lookup_desc, spec_lookup }, /* lookup */
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{ &vop_create_desc, spec_create }, /* create xxx*/
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{ &vop_mknod_desc, spec_mknod }, /* mknod xxx*/
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{ &vop_open_desc, spec_open }, /* open */
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{ &vop_close_desc, spec_close }, /* close */
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{ &vop_access_desc, v7fs_access }, /* access */
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{ &vop_getattr_desc, v7fs_getattr }, /* getattr */
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{ &vop_setattr_desc, v7fs_setattr }, /* setattr */
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{ &vop_read_desc, spec_read }, /* read */
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{ &vop_write_desc, spec_write }, /* write */
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{ &vop_fallocate_desc, spec_fallocate }, /* fallocate */
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{ &vop_fdiscard_desc, spec_fdiscard }, /* fdiscard */
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{ &vop_ioctl_desc, spec_ioctl }, /* ioctl */
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{ &vop_fcntl_desc, genfs_fcntl }, /* fcntl */
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{ &vop_poll_desc, spec_poll }, /* poll */
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{ &vop_kqfilter_desc, spec_kqfilter }, /* kqfilter */
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{ &vop_revoke_desc, spec_revoke }, /* revoke */
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{ &vop_mmap_desc, spec_mmap }, /* mmap */
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{ &vop_fsync_desc, spec_fsync }, /* fsync */
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{ &vop_seek_desc, spec_seek }, /* seek */
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{ &vop_remove_desc, spec_remove }, /* remove */
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{ &vop_link_desc, spec_link }, /* link */
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{ &vop_rename_desc, spec_rename }, /* rename */
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{ &vop_mkdir_desc, spec_mkdir }, /* mkdir */
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{ &vop_rmdir_desc, spec_rmdir }, /* rmdir */
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{ &vop_symlink_desc, spec_symlink }, /* symlink */
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{ &vop_readdir_desc, spec_readdir }, /* readdir */
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{ &vop_readlink_desc, spec_readlink }, /* readlink */
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{ &vop_abortop_desc, spec_abortop }, /* abortop */
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{ &vop_inactive_desc, v7fs_inactive }, /* inactive */
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{ &vop_reclaim_desc, v7fs_reclaim }, /* reclaim */
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{ &vop_lock_desc, genfs_lock }, /* lock */
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{ &vop_unlock_desc, genfs_unlock }, /* unlock */
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{ &vop_bmap_desc, spec_bmap }, /* bmap */
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{ &vop_strategy_desc, spec_strategy }, /* strategy */
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{ &vop_print_desc, spec_print }, /* print */
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{ &vop_islocked_desc, genfs_islocked }, /* islocked */
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{ &vop_pathconf_desc, spec_pathconf }, /* pathconf */
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{ &vop_advlock_desc, spec_advlock }, /* advlock */
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{ &vop_bwrite_desc, vn_bwrite }, /* bwrite */
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{ &vop_getpages_desc, spec_getpages }, /* getpages */
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{ &vop_putpages_desc, spec_putpages }, /* putpages */
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{ NULL, NULL }
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};
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int (**v7fs_fifoop_p)(void *);
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const struct vnodeopv_entry_desc v7fs_fifoop_entries[] = {
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{ &vop_default_desc, vn_default_error },
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{ &vop_lookup_desc, vn_fifo_bypass }, /* lookup */
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{ &vop_create_desc, vn_fifo_bypass }, /* create */
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{ &vop_mknod_desc, vn_fifo_bypass }, /* mknod */
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{ &vop_open_desc, vn_fifo_bypass }, /* open */
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{ &vop_close_desc, vn_fifo_bypass }, /* close */
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{ &vop_access_desc, v7fs_access }, /* access */
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{ &vop_getattr_desc, v7fs_getattr }, /* getattr */
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{ &vop_setattr_desc, v7fs_setattr }, /* setattr */
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{ &vop_read_desc, vn_fifo_bypass }, /* read */
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{ &vop_write_desc, vn_fifo_bypass }, /* write */
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{ &vop_fallocate_desc, vn_fifo_bypass }, /* fallocate */
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{ &vop_fdiscard_desc, vn_fifo_bypass }, /* fdiscard */
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{ &vop_ioctl_desc, vn_fifo_bypass }, /* ioctl */
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{ &vop_fcntl_desc, genfs_fcntl }, /* fcntl */
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{ &vop_poll_desc, vn_fifo_bypass }, /* poll */
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{ &vop_kqfilter_desc, vn_fifo_bypass }, /* kqfilter */
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{ &vop_revoke_desc, vn_fifo_bypass }, /* revoke */
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{ &vop_mmap_desc, vn_fifo_bypass }, /* mmap */
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{ &vop_fsync_desc, vn_fifo_bypass }, /* fsync */
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{ &vop_seek_desc, vn_fifo_bypass }, /* seek */
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{ &vop_remove_desc, vn_fifo_bypass }, /* remove */
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{ &vop_link_desc, vn_fifo_bypass }, /* link */
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{ &vop_rename_desc, vn_fifo_bypass }, /* rename */
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{ &vop_mkdir_desc, vn_fifo_bypass }, /* mkdir */
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{ &vop_rmdir_desc, vn_fifo_bypass }, /* rmdir */
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{ &vop_symlink_desc, vn_fifo_bypass }, /* symlink */
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{ &vop_readdir_desc, vn_fifo_bypass }, /* readdir */
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{ &vop_readlink_desc, vn_fifo_bypass }, /* readlink */
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{ &vop_abortop_desc, vn_fifo_bypass }, /* abortop */
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{ &vop_inactive_desc, v7fs_inactive }, /* inactive */
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{ &vop_reclaim_desc, v7fs_reclaim }, /* reclaim */
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{ &vop_lock_desc, vn_fifo_bypass }, /* lock */
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{ &vop_unlock_desc, vn_fifo_bypass }, /* unlock */
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{ &vop_bmap_desc, vn_fifo_bypass }, /* bmap */
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{ &vop_strategy_desc, vn_fifo_bypass }, /* strategy */
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{ &vop_print_desc, vn_fifo_bypass }, /* print */
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{ &vop_islocked_desc, vn_fifo_bypass }, /* islocked */
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{ &vop_pathconf_desc, vn_fifo_bypass }, /* pathconf */
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{ &vop_advlock_desc, vn_fifo_bypass }, /* advlock */
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{ &vop_bwrite_desc, vn_bwrite }, /* bwrite */
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{ &vop_putpages_desc, vn_fifo_bypass }, /* putpages */
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{ NULL, NULL }
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};
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const struct vnodeopv_desc v7fs_fifoop_opv_desc = {
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&v7fs_fifoop_p,
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v7fs_fifoop_entries
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};
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const struct vnodeopv_desc v7fs_vnodeop_opv_desc = {
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&v7fs_vnodeop_p,
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v7fs_vnodeop_entries
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};
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const struct vnodeopv_desc v7fs_specop_opv_desc = {
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&v7fs_specop_p,
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v7fs_specop_entries
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};
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const struct vnodeopv_desc *v7fs_vnodeopv_descs[] = {
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&v7fs_vnodeop_opv_desc,
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&v7fs_specop_opv_desc,
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&v7fs_fifoop_opv_desc,
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NULL,
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};
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const struct genfs_ops v7fs_genfsops = {
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.gop_size = genfs_size,
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.gop_alloc = v7fs_gop_alloc,
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.gop_write = genfs_gop_write,
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};
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struct vfsops v7fs_vfsops = {
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.vfs_name = MOUNT_V7FS,
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.vfs_min_mount_data = sizeof(struct v7fs_args),
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.vfs_mount = v7fs_mount,
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.vfs_start = v7fs_start,
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.vfs_unmount = v7fs_unmount,
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.vfs_root = v7fs_root,
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.vfs_quotactl = (void *)eopnotsupp,
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.vfs_statvfs = v7fs_statvfs,
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.vfs_sync = v7fs_sync,
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.vfs_vget = v7fs_vget,
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.vfs_loadvnode = v7fs_loadvnode,
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.vfs_fhtovp = v7fs_fhtovp,
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.vfs_vptofh = v7fs_vptofh,
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.vfs_init = v7fs_init,
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.vfs_reinit = v7fs_reinit,
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.vfs_done = v7fs_done,
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.vfs_mountroot = v7fs_mountroot,
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.vfs_snapshot = (void *)eopnotsupp,
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.vfs_extattrctl = vfs_stdextattrctl,
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.vfs_suspendctl = (void *)eopnotsupp,
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.vfs_renamelock_enter = genfs_renamelock_enter,
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.vfs_renamelock_exit = genfs_renamelock_exit,
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.vfs_fsync = (void *)eopnotsupp,
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.vfs_opv_descs = v7fs_vnodeopv_descs
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};
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static int
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v7fs_modcmd(modcmd_t cmd, void *arg)
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{
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switch (cmd) {
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case MODULE_CMD_INIT:
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return vfs_attach(&v7fs_vfsops);
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case MODULE_CMD_FINI:
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return vfs_detach(&v7fs_vfsops);
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default:
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return ENOTTY;
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}
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}
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