1 /* $OpenBSD: pass3.c,v 1.18 2015/01/20 18:22:21 deraadt Exp $ */ 2 /* $NetBSD: pass3.c,v 1.8 1995/03/18 14:55:54 cgd Exp $ */ 3 4 /* 5 * Copyright (c) 1980, 1986, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #include <sys/time.h> 34 #include <ufs/ufs/dinode.h> 35 #include <ufs/ffs/fs.h> 36 #include <stdio.h> 37 #include "fsck.h" 38 #include "extern.h" 39 40 static int info_pos; 41 42 static int 43 pass3_info(char *buf, size_t buflen) 44 { 45 return (snprintf(buf, buflen, "phase 3, directory %d/%ld", 46 info_pos, inplast) > 0); 47 } 48 49 void 50 pass3(void) 51 { 52 struct inoinfo **inpp, *inp, *pinp; 53 ino_t orphan; 54 int loopcnt; 55 56 info_fn = pass3_info; 57 for (inpp = &inpsort[inplast - 1]; inpp >= inpsort; inpp--) { 58 info_pos++; 59 inp = *inpp; 60 if (inp->i_number == ROOTINO || 61 (inp->i_parent != 0 && GET_ISTATE(inp->i_number) != DSTATE)) 62 continue; 63 if (GET_ISTATE(inp->i_number) == DCLEAR) 64 continue; 65 for (loopcnt = 0; ; loopcnt++) { 66 orphan = inp->i_number; 67 if (inp->i_parent == 0 || 68 GET_ISTATE(inp->i_parent) != DSTATE || 69 loopcnt > numdirs) 70 break; 71 inp = getinoinfo(inp->i_parent); 72 } 73 if (linkup(orphan, inp->i_dotdot)) { 74 inp->i_parent = inp->i_dotdot = lfdir; 75 ILNCOUNT(lfdir)--; 76 pinp = getinoinfo(inp->i_parent); 77 inp->i_sibling = pinp->i_child; 78 pinp->i_child = inp; 79 SET_ISTATE(orphan, GET_ISTATE(inp->i_parent)); 80 } 81 propagate(orphan); 82 } 83 info_fn = NULL; 84 } 85