95 lines
3.7 KiB
C
95 lines
3.7 KiB
C
/* $NetBSD: lfs_user.h,v 1.2 2006/07/18 23:37:13 perseant Exp $ */
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/*-
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* Copyright (c) 2003 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 Konrad E. Schroder <perseant@hhhh.org>.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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 <stdarg.h>
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struct lfs;
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struct segsum;
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struct finfo;
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/*
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* In the fsck code we don't need lfs_unlockvp, but we don't have a mount
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* structure to give us the devvp. Overload the unlockvp with devvp.
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*/
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#define lfs_devvp lfs_unlockvp
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/*
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* This is outside of the kernel, so no locking primitives available.
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*/
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#undef simple_lock
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#undef simple_unlock
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#define simple_lock(arg) /* empty */
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#define simple_unlock(arg) /* empty */
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/*
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* Structure used to pass around logical block paths generated by
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* ufs_getlbns and used by truncate and bmap code.
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*/
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struct indir {
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daddr_t in_lbn; /* Logical block number. */
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int in_off; /* Offset in buffer. */
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int in_exists; /* Flag if the block exists. */
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};
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typedef int32_t ufs_daddr_t;
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/* Convert between inode pointers and vnode pointers. */
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#define VTOI(vp) ((struct inode *)(vp)->v_data)
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#define VTOD(vp) (VTOI(vp)->i_din.ffs1_din)
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#define sbdirty() ++fsdirty
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extern int fsdirty;
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extern struct uvnodelst vnodelist;
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int lfs_vop_strategy(struct ubuf *);
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int lfs_vop_bwrite(struct ubuf *);
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int lfs_vop_bmap(struct uvnode *, daddr_t, daddr_t *);
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struct uvnode *lfs_raw_vget(struct lfs *, ino_t, int, ufs_daddr_t);
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struct lfs *lfs_init(int, daddr_t, daddr_t, int, int);
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struct lfs *lfs_verify(struct lfs *, struct lfs *, struct uvnode *, int);
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int check_summary(struct lfs *, struct segsum *, ufs_daddr_t, int, struct uvnode *, void (*)(ufs_daddr_t, struct finfo *));
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ufs_daddr_t try_verify(struct lfs *, struct uvnode *, ufs_daddr_t, int);
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struct ufs1_dinode *lfs_ifind(struct lfs *, ino_t, struct ubuf *);
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void call_panic(const char *, ...);
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void my_vpanic(int, const char *, va_list);
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int extend_ifile(struct lfs *);
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struct uvnode *lfs_valloc(struct lfs *, ino_t);
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int lfs_balloc(struct uvnode *, off_t, int, struct ubuf **);
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