fsdbutil.c revision 23854
1/* $NetBSD: fsdbutil.c,v 1.2 1995/10/08 23:18:12 thorpej Exp $ */ 2 3/* 4 * Copyright (c) 1995 John T. Kohl 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 21 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 27 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#ifndef lint 32static char rcsid[] = "$Id: fsdbutil.c,v 1.5 1997/03/13 12:44:53 peter Exp $"; 33#endif /* not lint */ 34 35#include <sys/types.h> 36#include <sys/stat.h> 37#include <sys/param.h> 38#include <sys/time.h> 39#include <sys/mount.h> 40#include <ctype.h> 41#include <fcntl.h> 42#include <grp.h> 43#include <pwd.h> 44#include <stdio.h> 45#include <stdlib.h> 46#include <string.h> 47#include <unistd.h> 48 49#include <ufs/ufs/dinode.h> 50#include <ufs/ffs/fs.h> 51 52#include "fsdb.h" 53#include "fsck.h" 54 55char ** 56crack(line, argc) 57 char *line; 58 int *argc; 59{ 60 static char *argv[8]; 61 int i; 62 char *p, *val; 63 for (p = line, i = 0; p != NULL && i < 8; i++) { 64 while ((val = strsep(&p, " \t\n")) != NULL && *val == '\0') 65 /**/; 66 if (val) 67 argv[i] = val; 68 else 69 break; 70 } 71 *argc = i; 72 return argv; 73} 74 75int 76argcount(cmdp, argc, argv) 77 struct cmdtable *cmdp; 78 int argc; 79 char *argv[]; 80{ 81 if (cmdp->minargc == cmdp->maxargc) 82 warnx("command `%s' takes %u arguments", cmdp->cmd, cmdp->minargc-1); 83 else 84 warnx("command `%s' takes from %u to %u arguments", 85 cmdp->cmd, cmdp->minargc-1, cmdp->maxargc-1); 86 87 warnx("usage: %s: %s", cmdp->cmd, cmdp->helptxt); 88 return 1; 89} 90 91void 92printstat(cp, inum, dp) 93 const char *cp; 94 ino_t inum; 95 struct dinode *dp; 96{ 97 struct group *grp; 98 struct passwd *pw; 99 char *p; 100 time_t t; 101 102 printf("%s: ", cp); 103 switch (dp->di_mode & IFMT) { 104 case IFDIR: 105 puts("directory"); 106 break; 107 case IFREG: 108 puts("regular file"); 109 break; 110 case IFBLK: 111 printf("block special (%d,%d)", 112 major(dp->di_rdev), minor(dp->di_rdev)); 113 break; 114 case IFCHR: 115 printf("character special (%d,%d)", 116 major(dp->di_rdev), minor(dp->di_rdev)); 117 break; 118 case IFLNK: 119 fputs("symlink",stdout); 120 if (dp->di_size > 0 && dp->di_size < MAXSYMLINKLEN && 121 dp->di_blocks == 0) 122 printf(" to `%.*s'\n", (int) dp->di_size, (char *)dp->di_shortlink); 123 else 124 putchar('\n'); 125 break; 126 case IFSOCK: 127 puts("socket"); 128 break; 129 case IFIFO: 130 puts("fifo"); 131 break; 132 } 133 printf("I=%lu MODE=%o SIZE=%qu", inum, dp->di_mode, dp->di_size); 134 t = dp->di_mtime; 135 p = ctime(&t); 136 printf("\n\tMTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 137 dp->di_mtimensec); 138 t = dp->di_ctime; 139 p = ctime(&t); 140 printf("\n\tCTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 141 dp->di_ctimensec); 142 t = dp->di_atime; 143 p = ctime(&t); 144 printf("\n\tATIME=%15.15s %4.4s [%d nsec]\n", &p[4], &p[20], 145 dp->di_atimensec); 146 147 if (pw = getpwuid(dp->di_uid)) 148 printf("OWNER=%s ", pw->pw_name); 149 else 150 printf("OWNUID=%u ", dp->di_uid); 151 if (grp = getgrgid(dp->di_gid)) 152 printf("GRP=%s ", grp->gr_name); 153 else 154 printf("GID=%u ", dp->di_gid); 155 156 printf("LINKCNT=%hd FLAGS=%#x BLKCNT=%x GEN=%x\n", dp->di_nlink, dp->di_flags, 157 dp->di_blocks, dp->di_gen); 158} 159 160int 161checkactive() 162{ 163 if (!curinode) { 164 warnx("no current inode\n"); 165 return 0; 166 } 167 return 1; 168} 169 170int 171checkactivedir() 172{ 173 if (!curinode) { 174 warnx("no current inode\n"); 175 return 0; 176 } 177 if ((curinode->di_mode & IFMT) != IFDIR) { 178 warnx("inode %d not a directory", curinum); 179 return 0; 180 } 181 return 1; 182} 183 184int 185printactive() 186{ 187 if (!checkactive()) 188 return 1; 189 switch (curinode->di_mode & IFMT) { 190 case IFDIR: 191 case IFREG: 192 case IFBLK: 193 case IFCHR: 194 case IFLNK: 195 case IFSOCK: 196 case IFIFO: 197 printstat("current inode", curinum, curinode); 198 break; 199 case 0: 200 printf("current inode %d: unallocated inode\n", curinum); 201 break; 202 default: 203 printf("current inode %d: screwy itype 0%o (mode 0%o)?\n", 204 curinum, curinode->di_mode & IFMT, curinode->di_mode); 205 break; 206 } 207 return 0; 208} 209