1*5e53a4f9SPedro F. Giffuni /*- 2*5e53a4f9SPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3*5e53a4f9SPedro F. Giffuni * 420938dbfSJuli Mallett * Copyright (c) 2002 Juli Mallett. All rights reserved. 520938dbfSJuli Mallett * 620938dbfSJuli Mallett * This software was written by Juli Mallett <jmallett@FreeBSD.org> for the 720938dbfSJuli Mallett * FreeBSD project. Redistribution and use in source and binary forms, with 820938dbfSJuli Mallett * or without modification, are permitted provided that the following 920938dbfSJuli Mallett * conditions are met: 1020938dbfSJuli Mallett * 1120938dbfSJuli Mallett * 1. Redistribution of source code must retain the above copyright notice, 1220938dbfSJuli Mallett * this list of conditions and the following disclaimer. 1320938dbfSJuli Mallett * 2. Redistribution in binary form must reproduce the above copyright 1420938dbfSJuli Mallett * notice, this list of conditions and the following disclaimer in the 1520938dbfSJuli Mallett * documentation and/or other materials provided with the distribution. 1620938dbfSJuli Mallett * 1720938dbfSJuli Mallett * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1820938dbfSJuli Mallett * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 1920938dbfSJuli Mallett * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 2020938dbfSJuli Mallett * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 2120938dbfSJuli Mallett * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 2220938dbfSJuli Mallett * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 2320938dbfSJuli Mallett * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2420938dbfSJuli Mallett * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 2520938dbfSJuli Mallett * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 2620938dbfSJuli Mallett * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 2720938dbfSJuli Mallett * POSSIBILITY OF SUCH DAMAGE. 2820938dbfSJuli Mallett */ 2920938dbfSJuli Mallett 3020938dbfSJuli Mallett #include <sys/cdefs.h> 3120938dbfSJuli Mallett __FBSDID("$FreeBSD$"); 3220938dbfSJuli Mallett 3320938dbfSJuli Mallett #include <sys/param.h> 3420938dbfSJuli Mallett #include <sys/mount.h> 3520938dbfSJuli Mallett #include <sys/disklabel.h> 3620938dbfSJuli Mallett #include <sys/stat.h> 3720938dbfSJuli Mallett 3820938dbfSJuli Mallett #include <ufs/ufs/ufsmount.h> 3920938dbfSJuli Mallett #include <ufs/ufs/dinode.h> 4020938dbfSJuli Mallett #include <ufs/ffs/fs.h> 4120938dbfSJuli Mallett 4220938dbfSJuli Mallett #include <errno.h> 4320938dbfSJuli Mallett #include <fcntl.h> 4420938dbfSJuli Mallett #include <stdio.h> 4520938dbfSJuli Mallett #include <stdlib.h> 4620938dbfSJuli Mallett #include <string.h> 4720938dbfSJuli Mallett #include <unistd.h> 4820938dbfSJuli Mallett 4920938dbfSJuli Mallett #include <libufs.h> 5020938dbfSJuli Mallett 5120938dbfSJuli Mallett int 5220938dbfSJuli Mallett getino(struct uufsd *disk, void **dino, ino_t inode, int *mode) 5320938dbfSJuli Mallett { 5420938dbfSJuli Mallett ino_t min, max; 5520938dbfSJuli Mallett caddr_t inoblock; 5620938dbfSJuli Mallett struct ufs1_dinode *dp1; 5720938dbfSJuli Mallett struct ufs2_dinode *dp2; 5820938dbfSJuli Mallett struct fs *fs; 5920938dbfSJuli Mallett 6049b2a686SJuli Mallett ERROR(disk, NULL); 6120938dbfSJuli Mallett 6220938dbfSJuli Mallett fs = &disk->d_fs; 6320938dbfSJuli Mallett inoblock = disk->d_inoblock; 6420938dbfSJuli Mallett min = disk->d_inomin; 6520938dbfSJuli Mallett max = disk->d_inomax; 6620938dbfSJuli Mallett 6720938dbfSJuli Mallett if (inoblock == NULL) { 6820938dbfSJuli Mallett inoblock = malloc(fs->fs_bsize); 6920938dbfSJuli Mallett if (inoblock == NULL) { 7049b2a686SJuli Mallett ERROR(disk, "unable to allocate inode block"); 711081253fSJuli Mallett return (-1); 7220938dbfSJuli Mallett } 7320938dbfSJuli Mallett disk->d_inoblock = inoblock; 7420938dbfSJuli Mallett } 7520938dbfSJuli Mallett if (inode >= min && inode < max) 7620938dbfSJuli Mallett goto gotit; 7720938dbfSJuli Mallett bread(disk, fsbtodb(fs, ino_to_fsba(fs, inode)), inoblock, 7820938dbfSJuli Mallett fs->fs_bsize); 79913111f1SMatthew N. Dodd disk->d_inomin = min = inode - (inode % INOPB(fs)); 80cf6c0643SJuli Mallett disk->d_inomax = max = min + INOPB(fs); 8120938dbfSJuli Mallett gotit: switch (disk->d_ufs) { 8220938dbfSJuli Mallett case 1: 8320938dbfSJuli Mallett dp1 = &((struct ufs1_dinode *)inoblock)[inode - min]; 8420938dbfSJuli Mallett *mode = dp1->di_mode & IFMT; 8520938dbfSJuli Mallett *dino = dp1; 861081253fSJuli Mallett return (0); 8720938dbfSJuli Mallett case 2: 8820938dbfSJuli Mallett dp2 = &((struct ufs2_dinode *)inoblock)[inode - min]; 8920938dbfSJuli Mallett *mode = dp2->di_mode & IFMT; 9020938dbfSJuli Mallett *dino = dp2; 911081253fSJuli Mallett return (0); 9220938dbfSJuli Mallett default: 9320938dbfSJuli Mallett break; 9420938dbfSJuli Mallett } 9549b2a686SJuli Mallett ERROR(disk, "unknown UFS filesystem type"); 961081253fSJuli Mallett return (-1); 9720938dbfSJuli Mallett } 98113db2ddSJeff Roberson 99113db2ddSJeff Roberson int 100113db2ddSJeff Roberson putino(struct uufsd *disk) 101113db2ddSJeff Roberson { 102113db2ddSJeff Roberson struct fs *fs; 103113db2ddSJeff Roberson 104113db2ddSJeff Roberson fs = &disk->d_fs; 105113db2ddSJeff Roberson if (disk->d_inoblock == NULL) { 106113db2ddSJeff Roberson ERROR(disk, "No inode block allocated"); 107113db2ddSJeff Roberson return (-1); 108113db2ddSJeff Roberson } 109113db2ddSJeff Roberson if (bwrite(disk, fsbtodb(fs, ino_to_fsba(&disk->d_fs, disk->d_inomin)), 110113db2ddSJeff Roberson disk->d_inoblock, disk->d_fs.fs_bsize) <= 0) 111113db2ddSJeff Roberson return (-1); 112113db2ddSJeff Roberson return (0); 113113db2ddSJeff Roberson } 114