/* $NetBSD: ffs_extern.h,v 1.31 2003/06/29 18:43:41 thorpej Exp $ */ /*- * Copyright (c) 1991, 1993, 1994 * 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. * * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95 */ #ifndef _UFS_FFS_FFS_EXTERN_H_ #define _UFS_FFS_FFS_EXTERN_H_ /* * Sysctl values for the fast filesystem. */ #define FFS_CLUSTERREAD 1 /* cluster reading enabled */ #define FFS_CLUSTERWRITE 2 /* cluster writing enabled */ #define FFS_REALLOCBLKS 3 /* block reallocation enabled */ #define FFS_ASYNCFREE 4 /* asynchronous block freeing enabled */ #define FFS_LOG_CHANGEOPT 5 /* log optimalization strategy change */ #define FFS_MAXID 6 /* number of valid ffs ids */ #define FFS_NAMES { \ { 0, 0 }, \ { "doclusterread", CTLTYPE_INT }, \ { "doclusterwrite", CTLTYPE_INT }, \ { "doreallocblks", CTLTYPE_INT }, \ { "doasyncfree", CTLTYPE_INT }, \ { "log_changeopt", CTLTYPE_INT }, \ } struct cg; struct buf; struct fid; struct fs; struct inode; struct lwp; struct mbuf; struct mount; struct nameidata; struct statfs; struct timeval; struct ucred; struct ufs1_dinode; struct ufs2_dinode; struct ufsmount; struct uio; struct vnode; extern struct pool ffs_inode_pool; /* memory pool for inodes */ extern struct pool ffs_dinode1_pool; /* memory pool for UFS1 dinodes */ extern struct pool ffs_dinode2_pool; /* memory pool for UFS2 dinodes */ __BEGIN_DECLS /* ffs_alloc.c */ int ffs_alloc __P((struct inode *, daddr_t, daddr_t , int, struct ucred *, daddr_t *)); int ffs_realloccg __P((struct inode *, daddr_t, daddr_t, int, int , struct ucred *, struct buf **, daddr_t *)); int ffs_reallocblks __P((void *)); int ffs_valloc __P((void *)); daddr_t ffs_blkpref_ufs1 __P((struct inode *, daddr_t, int, int32_t *)); daddr_t ffs_blkpref_ufs2 __P((struct inode *, daddr_t, int, int64_t *)); void ffs_blkfree __P((struct inode *, daddr_t, long)); int ffs_vfree __P((void *)); void ffs_clusteracct __P((struct fs *, struct cg *, int32_t, int)); /* ffs_balloc.c */ int ffs_balloc __P((void *)); /* ffs_bswap.c */ void ffs_sb_swap __P((struct fs*, struct fs *)); void ffs_dinode1_swap __P((struct ufs1_dinode *, struct ufs1_dinode *)); void ffs_dinode2_swap __P((struct ufs2_dinode *, struct ufs2_dinode *)); void ffs_csum_swap __P((struct csum *, struct csum *, int)); void ffs_csumtotal_swap __P((struct csum_total *, struct csum_total *)); void ffs_cg_swap __P((struct cg *, struct cg *, struct fs *)); /* ffs_inode.c */ int ffs_update __P((void *)); int ffs_truncate __P((void *)); /* ffs_subr.c */ void ffs_load_inode __P((struct buf *, struct inode *, struct fs *, ino_t)); int ffs_blkatoff __P((void *)); int ffs_freefile __P((void *)); void ffs_fragacct __P((struct fs *, int, int32_t[], int, int)); #ifdef DIAGNOSTIC void ffs_checkoverlap __P((struct buf *, struct inode *)); #endif int ffs_isblock __P((struct fs *, u_char *, int32_t)); int ffs_isfreeblock __P((struct fs *, u_char *, int32_t)); void ffs_clrblock __P((struct fs *, u_char *, int32_t)); void ffs_setblock __P((struct fs *, u_char *, int32_t)); /* ffs_vfsops.c */ void ffs_init __P((void)); void ffs_reinit __P((void)); void ffs_done __P((void)); int ffs_mountroot __P((void)); int ffs_mount __P((struct mount *, const char *, void *, struct nameidata *, struct lwp *)); int ffs_reload __P((struct mount *, struct ucred *, struct lwp *)); int ffs_mountfs __P((struct vnode *, struct mount *, struct lwp *)); int ffs_unmount __P((struct mount *, int, struct lwp *)); int ffs_flushfiles __P((struct mount *, int, struct lwp *)); int ffs_statfs __P((struct mount *, struct statfs *, struct lwp *)); int ffs_sync __P((struct mount *, int, struct ucred *, struct lwp *)); int ffs_vget __P((struct mount *, ino_t, struct vnode **)); int ffs_fhtovp __P((struct mount *, struct fid *, struct vnode **)); int ffs_vptofh __P((struct vnode *, struct fid *)); int ffs_sysctl __P((int *, u_int, void *, size_t *, void *, size_t, struct lwp *)); int ffs_sbupdate __P((struct ufsmount *, int)); int ffs_cgupdate __P((struct ufsmount *, int)); /* ffs_appleufs.c */ u_int16_t ffs_appleufs_cksum __P((const struct appleufslabel *)); int ffs_appleufs_validate __P((const char*,const struct appleufslabel *,struct appleufslabel *)); void ffs_appleufs_set __P((struct appleufslabel *, const char *, time_t)); /* ffs_vnops.c */ int ffs_read __P((void *)); int ffs_write __P((void *)); int ffs_fsync __P((void *)); int ffs_reclaim __P((void *)); int ffs_getpages __P((void *)); int ffs_putpages __P((void *)); void ffs_gop_size __P((struct vnode *, off_t, off_t *, int)); __END_DECLS /* * Soft dependency function prototypes. */ void softdep_initialize __P((void)); void softdep_reinitialize __P((void)); int softdep_mount __P((struct vnode *, struct mount *, struct fs *, struct ucred *)); int softdep_flushfiles __P((struct mount *, int, struct lwp *)); void softdep_update_inodeblock __P((struct inode *, struct buf *, int)); void softdep_load_inodeblock __P((struct inode *)); void softdep_freefile __P((void *)); void softdep_setup_freeblocks __P((struct inode *, off_t, int)); void softdep_setup_inomapdep __P((struct buf *, struct inode *, ino_t)); void softdep_setup_blkmapdep __P((struct buf *, struct fs *, daddr_t)); void softdep_setup_allocdirect __P((struct inode *, daddr_t, daddr_t, daddr_t, long, long, struct buf *)); void softdep_setup_allocindir_meta __P((struct buf *, struct inode *, struct buf *, int, daddr_t)); void softdep_setup_allocindir_page __P((struct inode *, daddr_t, struct buf *, int, daddr_t, daddr_t, struct buf *)); void softdep_fsync_mountdev __P((struct vnode *)); int softdep_sync_metadata __P((void *)); extern int (**ffs_vnodeop_p) __P((void *)); extern int (**ffs_specop_p) __P((void *)); extern int (**ffs_fifoop_p) __P((void *)); #endif /* !_UFS_FFS_FFS_EXTERN_H_ */