fsdbutil.c revision 89791
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 const char rcsid[] = 33 "$FreeBSD: head/sbin/fsdb/fsdbutil.c 89791 2002-01-25 18:31:57Z green $"; 34#endif /* not lint */ 35 36#include <sys/param.h> 37#include <ctype.h> 38#include <err.h> 39#include <grp.h> 40#include <pwd.h> 41#include <string.h> 42#include <time.h> 43 44#include <ufs/ufs/dinode.h> 45#include <ufs/ffs/fs.h> 46 47#include "fsdb.h" 48#include "fsck.h" 49 50char ** 51crack(line, argc) 52 char *line; 53 int *argc; 54{ 55 static char *argv[8]; 56 int i; 57 char *p, *val; 58 for (p = line, i = 0; p != NULL && i < 8; i++) { 59 while ((val = strsep(&p, " \t\n")) != NULL && *val == '\0') 60 /**/; 61 if (val) 62 argv[i] = val; 63 else 64 break; 65 } 66 *argc = i; 67 return argv; 68} 69 70char ** 71recrack(line, argc, argc_max) 72 char *line; 73 int *argc; 74 int argc_max; 75{ 76 static char *argv[8]; 77 int i; 78 char *p, *val; 79 for (p = line, i = 0; p != NULL && i < 8 && i < argc_max - 1; i++) { 80 while ((val = strsep(&p, " \t\n")) != NULL && *val == '\0') 81 /**/; 82 if (val) 83 argv[i] = val; 84 else 85 break; 86 } 87 argv[i] = argv[i - 1] + strlen(argv[i - 1]) + 1; 88 argv[i][strcspn(argv[i], "\n")] = '\0'; 89 *argc = i + 1; 90 printf("returning with argc %u\n", *argc); 91 return argv; 92} 93 94int 95argcount(cmdp, argc, argv) 96 struct cmdtable *cmdp; 97 int argc; 98 char *argv[]; 99{ 100 if (cmdp->minargc == cmdp->maxargc) 101 warnx("command `%s' takes %u arguments, got %u", cmdp->cmd, 102 cmdp->minargc-1, argc); 103 else 104 warnx("command `%s' takes from %u to %u arguments", 105 cmdp->cmd, cmdp->minargc-1, cmdp->maxargc-1); 106 107 warnx("usage: %s: %s", cmdp->cmd, cmdp->helptxt); 108 return 1; 109} 110 111void 112printstat(cp, inum, dp) 113 const char *cp; 114 ino_t inum; 115 struct dinode *dp; 116{ 117 struct group *grp; 118 struct passwd *pw; 119 char *p; 120 time_t t; 121 122 printf("%s: ", cp); 123 switch (dp->di_mode & IFMT) { 124 case IFDIR: 125 puts("directory"); 126 break; 127 case IFREG: 128 puts("regular file"); 129 break; 130 case IFBLK: 131 printf("block special (%d,%d)", 132 major(dp->di_rdev), minor(dp->di_rdev)); 133 break; 134 case IFCHR: 135 printf("character special (%d,%d)", 136 major(dp->di_rdev), minor(dp->di_rdev)); 137 break; 138 case IFLNK: 139 fputs("symlink",stdout); 140 if (dp->di_size > 0 && dp->di_size < MAXSYMLINKLEN && 141 dp->di_blocks == 0) 142 printf(" to `%.*s'\n", (int) dp->di_size, (char *)dp->di_shortlink); 143 else 144 putchar('\n'); 145 break; 146 case IFSOCK: 147 puts("socket"); 148 break; 149 case IFIFO: 150 puts("fifo"); 151 break; 152 } 153 printf("I=%lu MODE=%o SIZE=%qu", (u_long)inum, dp->di_mode, dp->di_size); 154 t = dp->di_mtime; 155 p = ctime(&t); 156 printf("\n\tMTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 157 dp->di_mtimensec); 158 t = dp->di_ctime; 159 p = ctime(&t); 160 printf("\n\tCTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 161 dp->di_ctimensec); 162 t = dp->di_atime; 163 p = ctime(&t); 164 printf("\n\tATIME=%15.15s %4.4s [%d nsec]\n", &p[4], &p[20], 165 dp->di_atimensec); 166 167 if ((pw = getpwuid(dp->di_uid))) 168 printf("OWNER=%s ", pw->pw_name); 169 else 170 printf("OWNUID=%u ", dp->di_uid); 171 if ((grp = getgrgid(dp->di_gid))) 172 printf("GRP=%s ", grp->gr_name); 173 else 174 printf("GID=%u ", dp->di_gid); 175 176 printf("LINKCNT=%hd FLAGS=%#x BLKCNT=%x GEN=%x\n", dp->di_nlink, dp->di_flags, 177 dp->di_blocks, dp->di_gen); 178} 179 180int 181checkactive() 182{ 183 if (!curinode) { 184 warnx("no current inode\n"); 185 return 0; 186 } 187 return 1; 188} 189 190int 191checkactivedir() 192{ 193 if (!curinode) { 194 warnx("no current inode\n"); 195 return 0; 196 } 197 if ((curinode->di_mode & IFMT) != IFDIR) { 198 warnx("inode %d not a directory", curinum); 199 return 0; 200 } 201 return 1; 202} 203 204int 205printactive() 206{ 207 if (!checkactive()) 208 return 1; 209 switch (curinode->di_mode & IFMT) { 210 case IFDIR: 211 case IFREG: 212 case IFBLK: 213 case IFCHR: 214 case IFLNK: 215 case IFSOCK: 216 case IFIFO: 217 printstat("current inode", curinum, curinode); 218 break; 219 case 0: 220 printf("current inode %d: unallocated inode\n", curinum); 221 break; 222 default: 223 printf("current inode %d: screwy itype 0%o (mode 0%o)?\n", 224 curinum, curinode->di_mode & IFMT, curinode->di_mode); 225 break; 226 } 227 return 0; 228} 229