/* * Copyright (c) 1980, 1986, 1993 * 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. */ #ifndef lint #if 0 static const char sccsid[] = "@(#)pass3.c 8.2 (Berkeley) 4/27/95"; #endif static const char rcsid[] = "$Id: pass3.c,v 1.4 1998/06/15 07:07:18 charnier Exp $"; #endif /* not lint */ #include <sys/param.h> #include <ufs/ufs/dinode.h> #include <ufs/ufs/dir.h> #include <ufs/ffs/fs.h> #include <string.h> #include "fsck.h" void pass3() { struct inoinfo *inp; int loopcnt, inpindex, state; ino_t orphan; struct inodesc idesc; char namebuf[MAXNAMLEN+1]; for (inpindex = inplast - 1; inpindex >= 0; inpindex--) { inp = inpsort[inpindex]; state = inoinfo(inp->i_number)->ino_state; if (inp->i_number == ROOTINO || (inp->i_parent != 0 && state != DSTATE)) continue; if (state == DCLEAR) continue; /* * If we are running with soft updates and we come * across unreferenced directories, we just leave * them in DSTATE which will cause them to be pitched * in pass 4. */ if (preen && resolved && usedsoftdep && state == DSTATE) { if (inp->i_dotdot >= ROOTINO) inoinfo(inp->i_dotdot)->ino_linkcnt++; continue; } for (loopcnt = 0; ; loopcnt++) { orphan = inp->i_number; if (inp->i_parent == 0 || inoinfo(inp->i_parent)->ino_state != DSTATE || loopcnt > countdirs) break; inp = getinoinfo(inp->i_parent); } if (loopcnt <= countdirs) { if (linkup(orphan, inp->i_dotdot, NULL)) { inp->i_parent = inp->i_dotdot = lfdir; inoinfo(lfdir)->ino_linkcnt--; } inoinfo(orphan)->ino_state = DFOUND; propagate(); continue; } pfatal("ORPHANED DIRECTORY LOOP DETECTED I=%lu", orphan); if (reply("RECONNECT") == 0) continue; memset(&idesc, 0, sizeof(struct inodesc)); idesc.id_type = DATA; idesc.id_number = inp->i_parent; idesc.id_parent = orphan; idesc.id_func = findname; idesc.id_name = namebuf; if ((ckinode(ginode(inp->i_parent), &idesc) & FOUND) == 0) pfatal("COULD NOT FIND NAME IN PARENT DIRECTORY"); if (linkup(orphan, inp->i_parent, namebuf)) { idesc.id_func = clearentry; if (ckinode(ginode(inp->i_parent), &idesc) & FOUND) inoinfo(orphan)->ino_linkcnt++; inp->i_parent = inp->i_dotdot = lfdir; inoinfo(lfdir)->ino_linkcnt--; } inoinfo(orphan)->ino_state = DFOUND; propagate(); } }