1 /* $NetBSD: fsdbutil.c,v 1.2 1995/10/08 23:18:12 thorpej Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-3-Clause 5 * 6 * Copyright (c) 1995 John T. Kohl 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 22 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 23 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 24 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 26 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 28 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 29 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/param.h> 34 #include <ctype.h> 35 #include <err.h> 36 #include <grp.h> 37 #include <pwd.h> 38 #include <stdint.h> 39 #include <string.h> 40 #include <time.h> 41 #include <timeconv.h> 42 43 #include <ufs/ufs/dinode.h> 44 #include <ufs/ffs/fs.h> 45 46 #include <sys/ioctl.h> 47 48 #include "fsdb.h" 49 #include "fsck.h" 50 51 void prtblknos(struct fs *fs, union dinode *dp); 52 53 char ** 54 crack(char *line, int *argc) 55 { 56 static char *argv[8]; 57 int i; 58 char *p, *val; 59 for (p = line, i = 0; p != NULL && i < 8; i++) { 60 while ((val = strsep(&p, " \t\n")) != NULL && *val == '\0') 61 /**/; 62 if (val) 63 argv[i] = val; 64 else 65 break; 66 } 67 *argc = i; 68 return argv; 69 } 70 71 char ** 72 recrack(char *line, int *argc, int argc_max) 73 { 74 static char *argv[8]; 75 int i; 76 char *p, *val; 77 for (p = line, i = 0; p != NULL && i < 8 && i < argc_max - 1; i++) { 78 while ((val = strsep(&p, " \t\n")) != NULL && *val == '\0') 79 /**/; 80 if (val) 81 argv[i] = val; 82 else 83 break; 84 } 85 argv[i] = argv[i - 1] + strlen(argv[i - 1]) + 1; 86 argv[i][strcspn(argv[i], "\n")] = '\0'; 87 *argc = i + 1; 88 return argv; 89 } 90 91 int 92 argcount(struct cmdtable *cmdp, int argc, char *argv[]) 93 { 94 if (cmdp->minargc == cmdp->maxargc) 95 warnx("command `%s' takes %u arguments, got %u", cmdp->cmd, 96 cmdp->minargc-1, argc-1); 97 else 98 warnx("command `%s' takes from %u to %u arguments", 99 cmdp->cmd, cmdp->minargc-1, cmdp->maxargc-1); 100 101 warnx("usage: %s: %s", cmdp->cmd, cmdp->helptxt); 102 return 1; 103 } 104 105 void 106 printstat(const char *cp, ino_t inum, union dinode *dp) 107 { 108 struct group *grp; 109 struct passwd *pw; 110 ufs2_daddr_t blocks; 111 int64_t gen; 112 char *p; 113 time_t t; 114 115 printf("%s: ", cp); 116 switch (DIP(dp, di_mode) & IFMT) { 117 case IFDIR: 118 puts("directory"); 119 break; 120 case IFREG: 121 puts("regular file"); 122 break; 123 case IFBLK: 124 printf("block special (%#jx)", (uintmax_t)DIP(dp, di_rdev)); 125 break; 126 case IFCHR: 127 printf("character special (%#jx)", DIP(dp, di_rdev)); 128 break; 129 case IFLNK: 130 fputs("symlink",stdout); 131 if (DIP(dp, di_size) > 0 && 132 DIP(dp, di_size) < sblock.fs_maxsymlinklen && 133 DIP(dp, di_blocks) == 0) { 134 printf(" to `%.*s'\n", (int) DIP(dp, di_size), 135 DIP(dp, di_shortlink)); 136 } else { 137 putchar('\n'); 138 } 139 break; 140 case IFSOCK: 141 puts("socket"); 142 break; 143 case IFIFO: 144 puts("fifo"); 145 break; 146 } 147 printf("I=%ju MODE=%o SIZE=%ju", (uintmax_t)inum, DIP(dp, di_mode), 148 (uintmax_t)DIP(dp, di_size)); 149 if (sblock.fs_magic != FS_UFS1_MAGIC) { 150 t = _time64_to_time(dp->dp2.di_birthtime); 151 p = ctime(&t); 152 printf("\n\tBTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 153 dp->dp2.di_birthnsec); 154 } 155 if (sblock.fs_magic == FS_UFS1_MAGIC) 156 t = _time32_to_time(dp->dp1.di_mtime); 157 else 158 t = _time64_to_time(dp->dp2.di_mtime); 159 p = ctime(&t); 160 printf("\n\tMTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 161 DIP(dp, di_mtimensec)); 162 if (sblock.fs_magic == FS_UFS1_MAGIC) 163 t = _time32_to_time(dp->dp1.di_ctime); 164 else 165 t = _time64_to_time(dp->dp2.di_ctime); 166 p = ctime(&t); 167 printf("\n\tCTIME=%15.15s %4.4s [%d nsec]", &p[4], &p[20], 168 DIP(dp, di_ctimensec)); 169 if (sblock.fs_magic == FS_UFS1_MAGIC) 170 t = _time32_to_time(dp->dp1.di_atime); 171 else 172 t = _time64_to_time(dp->dp2.di_atime); 173 p = ctime(&t); 174 printf("\n\tATIME=%15.15s %4.4s [%d nsec]\n", &p[4], &p[20], 175 DIP(dp, di_atimensec)); 176 177 if ((pw = getpwuid(DIP(dp, di_uid)))) 178 printf("OWNER=%s ", pw->pw_name); 179 else 180 printf("OWNUID=%u ", DIP(dp, di_uid)); 181 if ((grp = getgrgid(DIP(dp, di_gid)))) 182 printf("GRP=%s ", grp->gr_name); 183 else 184 printf("GID=%u ", DIP(dp, di_gid)); 185 186 blocks = DIP(dp, di_blocks); 187 gen = DIP(dp, di_gen); 188 printf("LINKCNT=%d FLAGS=%#x BLKCNT=%jx GEN=%jx\n", DIP(dp, di_nlink), 189 DIP(dp, di_flags), (intmax_t)blocks, (intmax_t)gen); 190 } 191 192 193 int 194 checkactive(void) 195 { 196 if (!curinode) { 197 warnx("no current inode\n"); 198 return 0; 199 } 200 return 1; 201 } 202 203 int 204 checkactivedir(void) 205 { 206 if (!curinode) { 207 warnx("no current inode\n"); 208 return 0; 209 } 210 if ((DIP(curinode, di_mode) & IFMT) != IFDIR) { 211 warnx("inode %ju not a directory", (uintmax_t)curinum); 212 return 0; 213 } 214 return 1; 215 } 216 217 int 218 printactive(int doblocks) 219 { 220 if (!checkactive()) 221 return 1; 222 switch (DIP(curinode, di_mode) & IFMT) { 223 case IFDIR: 224 case IFREG: 225 case IFBLK: 226 case IFCHR: 227 case IFLNK: 228 case IFSOCK: 229 case IFIFO: 230 if (doblocks) 231 prtblknos(&sblock, curinode); 232 else 233 printstat("current inode", curinum, curinode); 234 break; 235 case 0: 236 printf("current inode %ju: unallocated inode\n", (uintmax_t)curinum); 237 break; 238 default: 239 printf("current inode %ju: screwy itype 0%o (mode 0%o)?\n", 240 (uintmax_t)curinum, DIP(curinode, di_mode) & IFMT, 241 DIP(curinode, di_mode)); 242 break; 243 } 244 return 0; 245 } 246