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 32 static const char rcsid[] = 33 "$Id: fsdbutil.c,v 1.7 1998/06/15 07:12:20 charnier Exp $"; 34 #endif /* not lint */ 35 36 #include <sys/types.h> 37 #include <sys/param.h> 38 #include <ctype.h> 39 #include <err.h> 40 #include <grp.h> 41 #include <pwd.h> 42 #include <string.h> 43 #include <time.h> 44 45 #include <ufs/ufs/dinode.h> 46 47 #include "fsdb.h" 48 #include "fsck.h" 49 50 char ** 51 crack(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 70 int 71 argcount(cmdp, argc, argv) 72 struct cmdtable *cmdp; 73 int argc; 74 char *argv[]; 75 { 76 if (cmdp->minargc == cmdp->maxargc) 77 warnx("command `%s' takes %u arguments", cmdp->cmd, cmdp->minargc-1); 78 else 79 warnx("command `%s' takes from %u to %u arguments", 80 cmdp->cmd, cmdp->minargc-1, cmdp->maxargc-1); 81 82 warnx("usage: %s: %s", cmdp->cmd, cmdp->helptxt); 83 return 1; 84 } 85 86 void 87 printstat(cp, inum, dp) 88 const char *cp; 89 ino_t inum; 90 struct dinode *dp; 91 { 92 struct group *grp; 93 struct passwd *pw; 94 char *p; 95 time_t t; 96 97 printf("%s: ", cp); 98 switch (dp->di_mode & IFMT) { 99 case IFDIR: 100 puts("directory"); 101 break; 102 case IFREG: 103 puts("regular file"); 104 break; 105 case IFBLK: 106 printf("block special (%d,%d)", 107 major(dp->di_rdev), minor(dp->di_rdev)); 108 break; 109 case IFCHR: 110 printf("character special (%d,%d)", 111 major(dp->di_rdev), minor(dp->di_rdev)); 112 break; 113 case IFLNK: 114 fputs("symlink",stdout); 115 if (dp->di_size > 0 && dp->di_size < MAXSYMLINKLEN && 116 dp->di_blocks == 0) 117 printf(" to `%.*s'\n", (int) dp->di_size, (char *)dp->di_shortlink); 118 else 119 putchar('\n'); 120 break; 121 case IFSOCK: 122 puts("socket"); 123 break; 124 case IFIFO: 125 puts("fifo"); 126 break; 127 } 128 printf("I=%lu MODE=%o SIZE=%qu", (u_long)inum, dp->di_mode, dp->di_size); 129 t = dp->di_mtime; 130 p = ctime(&t); 131 printf("\n\tMTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 132 dp->di_mtimensec); 133 t = dp->di_ctime; 134 p = ctime(&t); 135 printf("\n\tCTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 136 dp->di_ctimensec); 137 t = dp->di_atime; 138 p = ctime(&t); 139 printf("\n\tATIME=%15.15s %4.4s [%d nsec]\n", &p[4], &p[20], 140 dp->di_atimensec); 141 142 if ((pw = getpwuid(dp->di_uid))) 143 printf("OWNER=%s ", pw->pw_name); 144 else 145 printf("OWNUID=%u ", dp->di_uid); 146 if ((grp = getgrgid(dp->di_gid))) 147 printf("GRP=%s ", grp->gr_name); 148 else 149 printf("GID=%u ", dp->di_gid); 150 151 printf("LINKCNT=%hd FLAGS=%#x BLKCNT=%x GEN=%x\n", dp->di_nlink, dp->di_flags, 152 dp->di_blocks, dp->di_gen); 153 } 154 155 int 156 checkactive() 157 { 158 if (!curinode) { 159 warnx("no current inode\n"); 160 return 0; 161 } 162 return 1; 163 } 164 165 int 166 checkactivedir() 167 { 168 if (!curinode) { 169 warnx("no current inode\n"); 170 return 0; 171 } 172 if ((curinode->di_mode & IFMT) != IFDIR) { 173 warnx("inode %d not a directory", curinum); 174 return 0; 175 } 176 return 1; 177 } 178 179 int 180 printactive() 181 { 182 if (!checkactive()) 183 return 1; 184 switch (curinode->di_mode & IFMT) { 185 case IFDIR: 186 case IFREG: 187 case IFBLK: 188 case IFCHR: 189 case IFLNK: 190 case IFSOCK: 191 case IFIFO: 192 printstat("current inode", curinum, curinode); 193 break; 194 case 0: 195 printf("current inode %d: unallocated inode\n", curinum); 196 break; 197 default: 198 printf("current inode %d: screwy itype 0%o (mode 0%o)?\n", 199 curinum, curinode->di_mode & IFMT, curinode->di_mode); 200 break; 201 } 202 return 0; 203 } 204