34#endif /* not lint */ 35 36#include <sys/param.h> 37#include <sys/time.h> 38#include <ctype.h> 39#include <err.h> 40#include <grp.h> 41#include <histedit.h> 42#include <pwd.h> 43#include <string.h> 44#include <timeconv.h> 45 46#include <ufs/ufs/dinode.h> 47#include <ufs/ufs/dir.h> 48#include <ufs/ffs/fs.h> 49 50#include "fsdb.h" 51#include "fsck.h" 52 53static void usage(void) __dead2; 54int cmdloop(void); 55static int compare_blk32(uint32_t *wantedblk, uint32_t curblk); 56static int compare_blk64(uint64_t *wantedblk, uint64_t curblk); 57static int founddatablk(uint64_t blk); 58static int find_blks32(uint32_t *buf, int size, uint32_t *blknum); 59static int find_blks64(uint64_t *buf, int size, uint64_t *blknum); 60static int find_indirblks32(uint32_t blk, int ind_level, uint32_t *blknum); 61static int find_indirblks64(uint64_t blk, int ind_level, uint64_t *blknum); 62 63static void 64usage(void) 65{ 66 fprintf(stderr, "usage: fsdb [-d] [-f] [-r] fsname\n"); 67 exit(1); 68} 69 70int returntosingle; 71char nflag; 72 73/* 74 * We suck in lots of fsck code, and just pick & choose the stuff we want. 75 * 76 * fsreadfd is set up to read from the file system, fswritefd to write to 77 * the file system. 78 */ 79int 80main(int argc, char *argv[]) 81{ 82 int ch, rval; 83 char *fsys = NULL; 84 85 while (-1 != (ch = getopt(argc, argv, "fdr"))) { 86 switch (ch) { 87 case 'f': 88 /* The -f option is left for historical 89 * reasons and has no meaning. 90 */ 91 break; 92 case 'd': 93 debug++; 94 break; 95 case 'r': 96 nflag++; /* "no" in fsck, readonly for us */ 97 break; 98 default: 99 usage(); 100 } 101 } 102 argc -= optind; 103 argv += optind; 104 if (argc != 1) 105 usage(); 106 else 107 fsys = argv[0]; 108 109 sblock_init(); 110 if (!setup(fsys)) 111 errx(1, "cannot set up file system `%s'", fsys); 112 printf("%s file system `%s'\nLast Mounted on %s\n", 113 nflag? "Examining": "Editing", fsys, sblock.fs_fsmnt); 114 rval = cmdloop(); 115 if (!nflag) { 116 sblock.fs_clean = 0; /* mark it dirty */ 117 sbdirty(); 118 ckfini(0); 119 printf("*** FILE SYSTEM MARKED DIRTY\n"); 120 printf("*** BE SURE TO RUN FSCK TO CLEAN UP ANY DAMAGE\n"); 121 printf("*** IF IT WAS MOUNTED, RE-MOUNT WITH -u -o reload\n"); 122 } 123 exit(rval); 124} 125 126#define CMDFUNC(func) int func(int argc, char *argv[]) 127#define CMDFUNCSTART(func) int func(int argc, char *argv[]) 128 129CMDFUNC(helpfn); 130CMDFUNC(focus); /* focus on inode */ 131CMDFUNC(active); /* print active inode */ 132CMDFUNC(blocks); /* print blocks for active inode */ 133CMDFUNC(focusname); /* focus by name */ 134CMDFUNC(zapi); /* clear inode */ 135CMDFUNC(uplink); /* incr link */ 136CMDFUNC(downlink); /* decr link */ 137CMDFUNC(linkcount); /* set link count */ 138CMDFUNC(quit); /* quit */ 139CMDFUNC(findblk); /* find block */ 140CMDFUNC(ls); /* list directory */ 141CMDFUNC(rm); /* remove name */ 142CMDFUNC(ln); /* add name */ 143CMDFUNC(newtype); /* change type */ 144CMDFUNC(chmode); /* change mode */ 145CMDFUNC(chlen); /* change length */ 146CMDFUNC(chaflags); /* change flags */ 147CMDFUNC(chgen); /* change generation */ 148CMDFUNC(chowner); /* change owner */ 149CMDFUNC(chgroup); /* Change group */ 150CMDFUNC(back); /* pop back to last ino */ 151CMDFUNC(chbtime); /* Change btime */ 152CMDFUNC(chmtime); /* Change mtime */ 153CMDFUNC(chctime); /* Change ctime */ 154CMDFUNC(chatime); /* Change atime */ 155CMDFUNC(chinum); /* Change inode # of dirent */ 156CMDFUNC(chname); /* Change dirname of dirent */ 157 158struct cmdtable cmds[] = { 159 { "help", "Print out help", 1, 1, FL_RO, helpfn }, 160 { "?", "Print out help", 1, 1, FL_RO, helpfn }, 161 { "inode", "Set active inode to INUM", 2, 2, FL_RO, focus }, 162 { "clri", "Clear inode INUM", 2, 2, FL_WR, zapi }, 163 { "lookup", "Set active inode by looking up NAME", 2, 2, FL_RO | FL_ST, focusname }, 164 { "cd", "Set active inode by looking up NAME", 2, 2, FL_RO | FL_ST, focusname }, 165 { "back", "Go to previous active inode", 1, 1, FL_RO, back }, 166 { "active", "Print active inode", 1, 1, FL_RO, active }, 167 { "print", "Print active inode", 1, 1, FL_RO, active }, 168 { "blocks", "Print block numbers of active inode", 1, 1, FL_RO, blocks }, 169 { "uplink", "Increment link count", 1, 1, FL_WR, uplink }, 170 { "downlink", "Decrement link count", 1, 1, FL_WR, downlink }, 171 { "linkcount", "Set link count to COUNT", 2, 2, FL_WR, linkcount }, 172 { "findblk", "Find inode owning disk block(s)", 2, 33, FL_RO, findblk}, 173 { "ls", "List current inode as directory", 1, 1, FL_RO, ls }, 174 { "rm", "Remove NAME from current inode directory", 2, 2, FL_WR | FL_ST, rm }, 175 { "del", "Remove NAME from current inode directory", 2, 2, FL_WR | FL_ST, rm }, 176 { "ln", "Hardlink INO into current inode directory as NAME", 3, 3, FL_WR | FL_ST, ln }, 177 { "chinum", "Change dir entry number INDEX to INUM", 3, 3, FL_WR, chinum }, 178 { "chname", "Change dir entry number INDEX to NAME", 3, 3, FL_WR | FL_ST, chname }, 179 { "chtype", "Change type of current inode to TYPE", 2, 2, FL_WR, newtype }, 180 { "chmod", "Change mode of current inode to MODE", 2, 2, FL_WR, chmode }, 181 { "chlen", "Change length of current inode to LENGTH", 2, 2, FL_WR, chlen }, 182 { "chown", "Change owner of current inode to OWNER", 2, 2, FL_WR, chowner }, 183 { "chgrp", "Change group of current inode to GROUP", 2, 2, FL_WR, chgroup }, 184 { "chflags", "Change flags of current inode to FLAGS", 2, 2, FL_WR, chaflags }, 185 { "chgen", "Change generation number of current inode to GEN", 2, 2, FL_WR, chgen }, 186 { "btime", "Change btime of current inode to BTIME", 2, 2, FL_WR, chbtime }, 187 { "mtime", "Change mtime of current inode to MTIME", 2, 2, FL_WR, chmtime }, 188 { "ctime", "Change ctime of current inode to CTIME", 2, 2, FL_WR, chctime }, 189 { "atime", "Change atime of current inode to ATIME", 2, 2, FL_WR, chatime }, 190 { "quit", "Exit", 1, 1, FL_RO, quit }, 191 { "q", "Exit", 1, 1, FL_RO, quit }, 192 { "exit", "Exit", 1, 1, FL_RO, quit }, 193 { NULL, 0, 0, 0, 0, NULL }, 194}; 195 196int 197helpfn(int argc, char *argv[]) 198{ 199 struct cmdtable *cmdtp; 200 201 printf("Commands are:\n%-10s %5s %5s %s\n", 202 "command", "min args", "max args", "what"); 203 204 for (cmdtp = cmds; cmdtp->cmd; cmdtp++) 205 printf("%-10s %5u %5u %s\n", 206 cmdtp->cmd, cmdtp->minargc-1, cmdtp->maxargc-1, cmdtp->helptxt); 207 return 0; 208} 209 210char * 211prompt(EditLine *el) 212{ 213 static char pstring[64]; 214 snprintf(pstring, sizeof(pstring), "fsdb (inum: %d)> ", curinum); 215 return pstring; 216} 217 218 219int 220cmdloop(void) 221{ 222 char *line; 223 const char *elline; 224 int cmd_argc, rval = 0, known; 225#define scratch known 226 char **cmd_argv; 227 struct cmdtable *cmdp; 228 History *hist; 229 EditLine *elptr; 230 HistEvent he; 231 232 curinode = ginode(ROOTINO); 233 curinum = ROOTINO; 234 printactive(0); 235 236 hist = history_init(); 237 history(hist, &he, H_SETSIZE, 100); /* 100 elt history buffer */ 238 239 elptr = el_init("fsdb", stdin, stdout, stderr); 240 el_set(elptr, EL_EDITOR, "emacs"); 241 el_set(elptr, EL_PROMPT, prompt); 242 el_set(elptr, EL_HIST, history, hist); 243 el_source(elptr, NULL); 244 245 while ((elline = el_gets(elptr, &scratch)) != NULL && scratch != 0) { 246 if (debug) 247 printf("command `%s'\n", elline); 248 249 history(hist, &he, H_ENTER, elline); 250 251 line = strdup(elline); 252 cmd_argv = crack(line, &cmd_argc); 253 /* 254 * el_parse returns -1 to signal that it's not been handled 255 * internally. 256 */ 257 if (el_parse(elptr, cmd_argc, (const char **)cmd_argv) != -1) 258 continue; 259 if (cmd_argc) { 260 known = 0; 261 for (cmdp = cmds; cmdp->cmd; cmdp++) { 262 if (!strcmp(cmdp->cmd, cmd_argv[0])) { 263 if ((cmdp->flags & FL_WR) == FL_WR && nflag) 264 warnx("`%s' requires write access", cmd_argv[0]), 265 rval = 1; 266 else if (cmd_argc >= cmdp->minargc && 267 cmd_argc <= cmdp->maxargc) 268 rval = (*cmdp->handler)(cmd_argc, cmd_argv); 269 else if (cmd_argc >= cmdp->minargc && 270 (cmdp->flags & FL_ST) == FL_ST) { 271 strcpy(line, elline); 272 cmd_argv = recrack(line, &cmd_argc, cmdp->maxargc); 273 rval = (*cmdp->handler)(cmd_argc, cmd_argv); 274 } else 275 rval = argcount(cmdp, cmd_argc, cmd_argv); 276 known = 1; 277 break; 278 } 279 } 280 if (!known) 281 warnx("unknown command `%s'", cmd_argv[0]), rval = 1; 282 } else 283 rval = 0; 284 free(line); 285 if (rval < 0) 286 /* user typed "quit" */ 287 return 0; 288 if (rval) 289 warnx("rval was %d", rval); 290 } 291 el_end(elptr); 292 history_end(hist); 293 return rval; 294} 295 296union dinode *curinode; 297ino_t curinum, ocurrent; 298 299#define GETINUM(ac,inum) inum = strtoul(argv[ac], &cp, 0); \ 300 if (inum < ROOTINO || inum > maxino || cp == argv[ac] || *cp != '\0' ) { \ 301 printf("inode %d out of range; range is [%d,%d]\n", \ 302 inum, ROOTINO, maxino); \ 303 return 1; \ 304 } 305 306/* 307 * Focus on given inode number 308 */ 309CMDFUNCSTART(focus) 310{ 311 ino_t inum; 312 char *cp; 313 314 GETINUM(1,inum); 315 curinode = ginode(inum); 316 ocurrent = curinum; 317 curinum = inum; 318 printactive(0); 319 return 0; 320} 321 322CMDFUNCSTART(back) 323{ 324 curinum = ocurrent; 325 curinode = ginode(curinum); 326 printactive(0); 327 return 0; 328} 329 330CMDFUNCSTART(zapi) 331{ 332 ino_t inum; 333 union dinode *dp; 334 char *cp; 335 336 GETINUM(1,inum); 337 dp = ginode(inum); 338 clearinode(dp); 339 inodirty(); 340 if (curinode) /* re-set after potential change */ 341 curinode = ginode(curinum); 342 return 0; 343} 344 345CMDFUNCSTART(active) 346{ 347 printactive(0); 348 return 0; 349} 350 351CMDFUNCSTART(blocks) 352{ 353 printactive(1); 354 return 0; 355} 356 357CMDFUNCSTART(quit) 358{ 359 return -1; 360} 361 362CMDFUNCSTART(uplink) 363{ 364 if (!checkactive()) 365 return 1; 366 DIP_SET(curinode, di_nlink, DIP(curinode, di_nlink) + 1); 367 printf("inode %d link count now %d\n", curinum, DIP(curinode, di_nlink)); 368 inodirty(); 369 return 0; 370} 371 372CMDFUNCSTART(downlink) 373{ 374 if (!checkactive()) 375 return 1; 376 DIP_SET(curinode, di_nlink, DIP(curinode, di_nlink) - 1); 377 printf("inode %d link count now %d\n", curinum, DIP(curinode, di_nlink)); 378 inodirty(); 379 return 0; 380} 381 382const char *typename[] = { 383 "unknown", 384 "fifo", 385 "char special", 386 "unregistered #3", 387 "directory", 388 "unregistered #5", 389 "blk special", 390 "unregistered #7", 391 "regular", 392 "unregistered #9", 393 "symlink", 394 "unregistered #11", 395 "socket", 396 "unregistered #13", 397 "whiteout", 398};
| 34#endif /* not lint */ 35 36#include <sys/param.h> 37#include <sys/time.h> 38#include <ctype.h> 39#include <err.h> 40#include <grp.h> 41#include <histedit.h> 42#include <pwd.h> 43#include <string.h> 44#include <timeconv.h> 45 46#include <ufs/ufs/dinode.h> 47#include <ufs/ufs/dir.h> 48#include <ufs/ffs/fs.h> 49 50#include "fsdb.h" 51#include "fsck.h" 52 53static void usage(void) __dead2; 54int cmdloop(void); 55static int compare_blk32(uint32_t *wantedblk, uint32_t curblk); 56static int compare_blk64(uint64_t *wantedblk, uint64_t curblk); 57static int founddatablk(uint64_t blk); 58static int find_blks32(uint32_t *buf, int size, uint32_t *blknum); 59static int find_blks64(uint64_t *buf, int size, uint64_t *blknum); 60static int find_indirblks32(uint32_t blk, int ind_level, uint32_t *blknum); 61static int find_indirblks64(uint64_t blk, int ind_level, uint64_t *blknum); 62 63static void 64usage(void) 65{ 66 fprintf(stderr, "usage: fsdb [-d] [-f] [-r] fsname\n"); 67 exit(1); 68} 69 70int returntosingle; 71char nflag; 72 73/* 74 * We suck in lots of fsck code, and just pick & choose the stuff we want. 75 * 76 * fsreadfd is set up to read from the file system, fswritefd to write to 77 * the file system. 78 */ 79int 80main(int argc, char *argv[]) 81{ 82 int ch, rval; 83 char *fsys = NULL; 84 85 while (-1 != (ch = getopt(argc, argv, "fdr"))) { 86 switch (ch) { 87 case 'f': 88 /* The -f option is left for historical 89 * reasons and has no meaning. 90 */ 91 break; 92 case 'd': 93 debug++; 94 break; 95 case 'r': 96 nflag++; /* "no" in fsck, readonly for us */ 97 break; 98 default: 99 usage(); 100 } 101 } 102 argc -= optind; 103 argv += optind; 104 if (argc != 1) 105 usage(); 106 else 107 fsys = argv[0]; 108 109 sblock_init(); 110 if (!setup(fsys)) 111 errx(1, "cannot set up file system `%s'", fsys); 112 printf("%s file system `%s'\nLast Mounted on %s\n", 113 nflag? "Examining": "Editing", fsys, sblock.fs_fsmnt); 114 rval = cmdloop(); 115 if (!nflag) { 116 sblock.fs_clean = 0; /* mark it dirty */ 117 sbdirty(); 118 ckfini(0); 119 printf("*** FILE SYSTEM MARKED DIRTY\n"); 120 printf("*** BE SURE TO RUN FSCK TO CLEAN UP ANY DAMAGE\n"); 121 printf("*** IF IT WAS MOUNTED, RE-MOUNT WITH -u -o reload\n"); 122 } 123 exit(rval); 124} 125 126#define CMDFUNC(func) int func(int argc, char *argv[]) 127#define CMDFUNCSTART(func) int func(int argc, char *argv[]) 128 129CMDFUNC(helpfn); 130CMDFUNC(focus); /* focus on inode */ 131CMDFUNC(active); /* print active inode */ 132CMDFUNC(blocks); /* print blocks for active inode */ 133CMDFUNC(focusname); /* focus by name */ 134CMDFUNC(zapi); /* clear inode */ 135CMDFUNC(uplink); /* incr link */ 136CMDFUNC(downlink); /* decr link */ 137CMDFUNC(linkcount); /* set link count */ 138CMDFUNC(quit); /* quit */ 139CMDFUNC(findblk); /* find block */ 140CMDFUNC(ls); /* list directory */ 141CMDFUNC(rm); /* remove name */ 142CMDFUNC(ln); /* add name */ 143CMDFUNC(newtype); /* change type */ 144CMDFUNC(chmode); /* change mode */ 145CMDFUNC(chlen); /* change length */ 146CMDFUNC(chaflags); /* change flags */ 147CMDFUNC(chgen); /* change generation */ 148CMDFUNC(chowner); /* change owner */ 149CMDFUNC(chgroup); /* Change group */ 150CMDFUNC(back); /* pop back to last ino */ 151CMDFUNC(chbtime); /* Change btime */ 152CMDFUNC(chmtime); /* Change mtime */ 153CMDFUNC(chctime); /* Change ctime */ 154CMDFUNC(chatime); /* Change atime */ 155CMDFUNC(chinum); /* Change inode # of dirent */ 156CMDFUNC(chname); /* Change dirname of dirent */ 157 158struct cmdtable cmds[] = { 159 { "help", "Print out help", 1, 1, FL_RO, helpfn }, 160 { "?", "Print out help", 1, 1, FL_RO, helpfn }, 161 { "inode", "Set active inode to INUM", 2, 2, FL_RO, focus }, 162 { "clri", "Clear inode INUM", 2, 2, FL_WR, zapi }, 163 { "lookup", "Set active inode by looking up NAME", 2, 2, FL_RO | FL_ST, focusname }, 164 { "cd", "Set active inode by looking up NAME", 2, 2, FL_RO | FL_ST, focusname }, 165 { "back", "Go to previous active inode", 1, 1, FL_RO, back }, 166 { "active", "Print active inode", 1, 1, FL_RO, active }, 167 { "print", "Print active inode", 1, 1, FL_RO, active }, 168 { "blocks", "Print block numbers of active inode", 1, 1, FL_RO, blocks }, 169 { "uplink", "Increment link count", 1, 1, FL_WR, uplink }, 170 { "downlink", "Decrement link count", 1, 1, FL_WR, downlink }, 171 { "linkcount", "Set link count to COUNT", 2, 2, FL_WR, linkcount }, 172 { "findblk", "Find inode owning disk block(s)", 2, 33, FL_RO, findblk}, 173 { "ls", "List current inode as directory", 1, 1, FL_RO, ls }, 174 { "rm", "Remove NAME from current inode directory", 2, 2, FL_WR | FL_ST, rm }, 175 { "del", "Remove NAME from current inode directory", 2, 2, FL_WR | FL_ST, rm }, 176 { "ln", "Hardlink INO into current inode directory as NAME", 3, 3, FL_WR | FL_ST, ln }, 177 { "chinum", "Change dir entry number INDEX to INUM", 3, 3, FL_WR, chinum }, 178 { "chname", "Change dir entry number INDEX to NAME", 3, 3, FL_WR | FL_ST, chname }, 179 { "chtype", "Change type of current inode to TYPE", 2, 2, FL_WR, newtype }, 180 { "chmod", "Change mode of current inode to MODE", 2, 2, FL_WR, chmode }, 181 { "chlen", "Change length of current inode to LENGTH", 2, 2, FL_WR, chlen }, 182 { "chown", "Change owner of current inode to OWNER", 2, 2, FL_WR, chowner }, 183 { "chgrp", "Change group of current inode to GROUP", 2, 2, FL_WR, chgroup }, 184 { "chflags", "Change flags of current inode to FLAGS", 2, 2, FL_WR, chaflags }, 185 { "chgen", "Change generation number of current inode to GEN", 2, 2, FL_WR, chgen }, 186 { "btime", "Change btime of current inode to BTIME", 2, 2, FL_WR, chbtime }, 187 { "mtime", "Change mtime of current inode to MTIME", 2, 2, FL_WR, chmtime }, 188 { "ctime", "Change ctime of current inode to CTIME", 2, 2, FL_WR, chctime }, 189 { "atime", "Change atime of current inode to ATIME", 2, 2, FL_WR, chatime }, 190 { "quit", "Exit", 1, 1, FL_RO, quit }, 191 { "q", "Exit", 1, 1, FL_RO, quit }, 192 { "exit", "Exit", 1, 1, FL_RO, quit }, 193 { NULL, 0, 0, 0, 0, NULL }, 194}; 195 196int 197helpfn(int argc, char *argv[]) 198{ 199 struct cmdtable *cmdtp; 200 201 printf("Commands are:\n%-10s %5s %5s %s\n", 202 "command", "min args", "max args", "what"); 203 204 for (cmdtp = cmds; cmdtp->cmd; cmdtp++) 205 printf("%-10s %5u %5u %s\n", 206 cmdtp->cmd, cmdtp->minargc-1, cmdtp->maxargc-1, cmdtp->helptxt); 207 return 0; 208} 209 210char * 211prompt(EditLine *el) 212{ 213 static char pstring[64]; 214 snprintf(pstring, sizeof(pstring), "fsdb (inum: %d)> ", curinum); 215 return pstring; 216} 217 218 219int 220cmdloop(void) 221{ 222 char *line; 223 const char *elline; 224 int cmd_argc, rval = 0, known; 225#define scratch known 226 char **cmd_argv; 227 struct cmdtable *cmdp; 228 History *hist; 229 EditLine *elptr; 230 HistEvent he; 231 232 curinode = ginode(ROOTINO); 233 curinum = ROOTINO; 234 printactive(0); 235 236 hist = history_init(); 237 history(hist, &he, H_SETSIZE, 100); /* 100 elt history buffer */ 238 239 elptr = el_init("fsdb", stdin, stdout, stderr); 240 el_set(elptr, EL_EDITOR, "emacs"); 241 el_set(elptr, EL_PROMPT, prompt); 242 el_set(elptr, EL_HIST, history, hist); 243 el_source(elptr, NULL); 244 245 while ((elline = el_gets(elptr, &scratch)) != NULL && scratch != 0) { 246 if (debug) 247 printf("command `%s'\n", elline); 248 249 history(hist, &he, H_ENTER, elline); 250 251 line = strdup(elline); 252 cmd_argv = crack(line, &cmd_argc); 253 /* 254 * el_parse returns -1 to signal that it's not been handled 255 * internally. 256 */ 257 if (el_parse(elptr, cmd_argc, (const char **)cmd_argv) != -1) 258 continue; 259 if (cmd_argc) { 260 known = 0; 261 for (cmdp = cmds; cmdp->cmd; cmdp++) { 262 if (!strcmp(cmdp->cmd, cmd_argv[0])) { 263 if ((cmdp->flags & FL_WR) == FL_WR && nflag) 264 warnx("`%s' requires write access", cmd_argv[0]), 265 rval = 1; 266 else if (cmd_argc >= cmdp->minargc && 267 cmd_argc <= cmdp->maxargc) 268 rval = (*cmdp->handler)(cmd_argc, cmd_argv); 269 else if (cmd_argc >= cmdp->minargc && 270 (cmdp->flags & FL_ST) == FL_ST) { 271 strcpy(line, elline); 272 cmd_argv = recrack(line, &cmd_argc, cmdp->maxargc); 273 rval = (*cmdp->handler)(cmd_argc, cmd_argv); 274 } else 275 rval = argcount(cmdp, cmd_argc, cmd_argv); 276 known = 1; 277 break; 278 } 279 } 280 if (!known) 281 warnx("unknown command `%s'", cmd_argv[0]), rval = 1; 282 } else 283 rval = 0; 284 free(line); 285 if (rval < 0) 286 /* user typed "quit" */ 287 return 0; 288 if (rval) 289 warnx("rval was %d", rval); 290 } 291 el_end(elptr); 292 history_end(hist); 293 return rval; 294} 295 296union dinode *curinode; 297ino_t curinum, ocurrent; 298 299#define GETINUM(ac,inum) inum = strtoul(argv[ac], &cp, 0); \ 300 if (inum < ROOTINO || inum > maxino || cp == argv[ac] || *cp != '\0' ) { \ 301 printf("inode %d out of range; range is [%d,%d]\n", \ 302 inum, ROOTINO, maxino); \ 303 return 1; \ 304 } 305 306/* 307 * Focus on given inode number 308 */ 309CMDFUNCSTART(focus) 310{ 311 ino_t inum; 312 char *cp; 313 314 GETINUM(1,inum); 315 curinode = ginode(inum); 316 ocurrent = curinum; 317 curinum = inum; 318 printactive(0); 319 return 0; 320} 321 322CMDFUNCSTART(back) 323{ 324 curinum = ocurrent; 325 curinode = ginode(curinum); 326 printactive(0); 327 return 0; 328} 329 330CMDFUNCSTART(zapi) 331{ 332 ino_t inum; 333 union dinode *dp; 334 char *cp; 335 336 GETINUM(1,inum); 337 dp = ginode(inum); 338 clearinode(dp); 339 inodirty(); 340 if (curinode) /* re-set after potential change */ 341 curinode = ginode(curinum); 342 return 0; 343} 344 345CMDFUNCSTART(active) 346{ 347 printactive(0); 348 return 0; 349} 350 351CMDFUNCSTART(blocks) 352{ 353 printactive(1); 354 return 0; 355} 356 357CMDFUNCSTART(quit) 358{ 359 return -1; 360} 361 362CMDFUNCSTART(uplink) 363{ 364 if (!checkactive()) 365 return 1; 366 DIP_SET(curinode, di_nlink, DIP(curinode, di_nlink) + 1); 367 printf("inode %d link count now %d\n", curinum, DIP(curinode, di_nlink)); 368 inodirty(); 369 return 0; 370} 371 372CMDFUNCSTART(downlink) 373{ 374 if (!checkactive()) 375 return 1; 376 DIP_SET(curinode, di_nlink, DIP(curinode, di_nlink) - 1); 377 printf("inode %d link count now %d\n", curinum, DIP(curinode, di_nlink)); 378 inodirty(); 379 return 0; 380} 381 382const char *typename[] = { 383 "unknown", 384 "fifo", 385 "char special", 386 "unregistered #3", 387 "directory", 388 "unregistered #5", 389 "blk special", 390 "unregistered #7", 391 "regular", 392 "unregistered #9", 393 "symlink", 394 "unregistered #11", 395 "socket", 396 "unregistered #13", 397 "whiteout", 398};
|
419 idesc.id_number = curinum; 420 idesc.id_func = scannames; 421 idesc.id_type = DATA; 422 idesc.id_fix = IGNORE; 423 ckinode(curinode, &idesc); 424 curinode = ginode(curinum); 425 426 return 0; 427} 428 429static int findblk_numtofind; 430static int wantedblksize; 431 432CMDFUNCSTART(findblk) 433{ 434 ino_t inum, inosused; 435 uint32_t *wantedblk32; 436 uint64_t *wantedblk64; 437 struct cg *cgp = &cgrp; 438 int c, i, is_ufs2; 439 440 wantedblksize = (argc - 1); 441 is_ufs2 = sblock.fs_magic == FS_UFS2_MAGIC; 442 ocurrent = curinum; 443 444 if (is_ufs2) { 445 wantedblk64 = calloc(wantedblksize, sizeof(uint64_t)); 446 if (wantedblk64 == NULL) 447 err(1, "malloc"); 448 for (i = 1; i < argc; i++) 449 wantedblk64[i - 1] = dbtofsb(&sblock, strtoull(argv[i], NULL, 0)); 450 } else { 451 wantedblk32 = calloc(wantedblksize, sizeof(uint32_t)); 452 if (wantedblk32 == NULL) 453 err(1, "malloc"); 454 for (i = 1; i < argc; i++) 455 wantedblk32[i - 1] = dbtofsb(&sblock, strtoull(argv[i], NULL, 0)); 456 } 457 findblk_numtofind = wantedblksize; 458 /* 459 * sblock.fs_ncg holds a number of cylinder groups. 460 * Iterate over all cylinder groups. 461 */ 462 for (c = 0; c < sblock.fs_ncg; c++) { 463 /* 464 * sblock.fs_ipg holds a number of inodes per cylinder group. 465 * Calculate a highest inode number for a given cylinder group. 466 */ 467 inum = c * sblock.fs_ipg; 468 /* Read cylinder group. */ 469 getblk(&cgblk, cgtod(&sblock, c), sblock.fs_cgsize); 470 memcpy(cgp, cgblk.b_un.b_cg, sblock.fs_cgsize); 471 /* 472 * Get a highest used inode number for a given cylinder group. 473 * For UFS1 all inodes initialized at the newfs stage. 474 */ 475 if (is_ufs2) 476 inosused = cgp->cg_initediblk; 477 else 478 inosused = sblock.fs_ipg; 479 480 for (; inosused > 0; inum++, inosused--) { 481 /* Skip magic inodes: 0, WINO, ROOTINO. */ 482 if (inum < ROOTINO) 483 continue; 484 /* 485 * Check if the block we are looking for is just an inode block. 486 * 487 * ino_to_fsba() - get block containing inode from its number. 488 * INOPB() - get a number of inodes in one disk block. 489 */ 490 if (is_ufs2 ? 491 compare_blk64(wantedblk64, ino_to_fsba(&sblock, inum)) : 492 compare_blk32(wantedblk32, ino_to_fsba(&sblock, inum))) { 493 printf("block %llu: inode block (%d-%d)\n", 494 (unsigned long long)fsbtodb(&sblock, 495 ino_to_fsba(&sblock, inum)), 496 (inum / INOPB(&sblock)) * INOPB(&sblock), 497 (inum / INOPB(&sblock) + 1) * INOPB(&sblock)); 498 findblk_numtofind--; 499 if (findblk_numtofind == 0) 500 goto end; 501 } 502 /* Get on-disk inode aka dinode. */ 503 curinum = inum; 504 curinode = ginode(inum); 505 /* Find IFLNK dinode with allocated data blocks. */ 506 switch (DIP(curinode, di_mode) & IFMT) { 507 case IFDIR: 508 case IFREG: 509 if (DIP(curinode, di_blocks) == 0) 510 continue; 511 break; 512 case IFLNK: 513 { 514 uint64_t size = DIP(curinode, di_size); 515 if (size > 0 && size < sblock.fs_maxsymlinklen && 516 DIP(curinode, di_blocks) == 0) 517 continue; 518 else 519 break; 520 } 521 default: 522 continue; 523 } 524 /* Look through direct data blocks. */ 525 if (is_ufs2 ? 526 find_blks64(curinode->dp2.di_db, NDADDR, wantedblk64) : 527 find_blks32(curinode->dp1.di_db, NDADDR, wantedblk32)) 528 goto end; 529 for (i = 0; i < NIADDR; i++) { 530 /* 531 * Does the block we are looking for belongs to the 532 * indirect blocks? 533 */ 534 if (is_ufs2 ? 535 compare_blk64(wantedblk64, curinode->dp2.di_ib[i]) : 536 compare_blk32(wantedblk32, curinode->dp1.di_ib[i])) 537 if (founddatablk(is_ufs2 ? curinode->dp2.di_ib[i] : 538 curinode->dp1.di_ib[i])) 539 goto end; 540 /* 541 * Search through indirect, double and triple indirect 542 * data blocks. 543 */ 544 if (is_ufs2 ? (curinode->dp2.di_ib[i] != 0) : 545 (curinode->dp1.di_ib[i] != 0)) 546 if (is_ufs2 ? 547 find_indirblks64(curinode->dp2.di_ib[i], i, 548 wantedblk64) : 549 find_indirblks32(curinode->dp1.di_ib[i], i, 550 wantedblk32)) 551 goto end; 552 } 553 } 554 } 555end: 556 curinum = ocurrent; 557 curinode = ginode(curinum); 558 return 0; 559} 560 561static int 562compare_blk32(uint32_t *wantedblk, uint32_t curblk) 563{ 564 int i; 565 566 for (i = 0; i < wantedblksize; i++) { 567 if (wantedblk[i] != 0 && wantedblk[i] == curblk) { 568 wantedblk[i] = 0; 569 return 1; 570 } 571 } 572 return 0; 573} 574 575static int 576compare_blk64(uint64_t *wantedblk, uint64_t curblk) 577{ 578 int i; 579 580 for (i = 0; i < wantedblksize; i++) { 581 if (wantedblk[i] != 0 && wantedblk[i] == curblk) { 582 wantedblk[i] = 0; 583 return 1; 584 } 585 } 586 return 0; 587} 588 589static int 590founddatablk(uint64_t blk) 591{ 592 593 printf("%llu: data block of inode %d\n", 594 (unsigned long long)fsbtodb(&sblock, blk), curinum); 595 findblk_numtofind--; 596 if (findblk_numtofind == 0) 597 return 1; 598 return 0; 599} 600 601static int 602find_blks32(uint32_t *buf, int size, uint32_t *wantedblk) 603{ 604 int blk; 605 for (blk = 0; blk < size; blk++) { 606 if (buf[blk] == 0) 607 continue; 608 if (compare_blk32(wantedblk, buf[blk])) { 609 if (founddatablk(buf[blk])) 610 return 1; 611 } 612 } 613 return 0; 614} 615 616static int 617find_indirblks32(uint32_t blk, int ind_level, uint32_t *wantedblk) 618{ 619#define MAXNINDIR (MAXBSIZE / sizeof(uint32_t)) 620 uint32_t idblk[MAXNINDIR]; 621 int i; 622 623 blread(fsreadfd, (char *)idblk, fsbtodb(&sblock, blk), (int)sblock.fs_bsize); 624 if (ind_level <= 0) { 625 if (find_blks32(idblk, sblock.fs_bsize / sizeof(uint32_t), wantedblk)) 626 return 1; 627 } else { 628 ind_level--; 629 for (i = 0; i < sblock.fs_bsize / sizeof(uint32_t); i++) { 630 if (compare_blk32(wantedblk, idblk[i])) { 631 if (founddatablk(idblk[i])) 632 return 1; 633 } 634 if (idblk[i] != 0) 635 if (find_indirblks32(idblk[i], ind_level, wantedblk)) 636 return 1; 637 } 638 } 639#undef MAXNINDIR 640 return 0; 641} 642 643static int 644find_blks64(uint64_t *buf, int size, uint64_t *wantedblk) 645{ 646 int blk; 647 for (blk = 0; blk < size; blk++) { 648 if (buf[blk] == 0) 649 continue; 650 if (compare_blk64(wantedblk, buf[blk])) { 651 if (founddatablk(buf[blk])) 652 return 1; 653 } 654 } 655 return 0; 656} 657 658static int 659find_indirblks64(uint64_t blk, int ind_level, uint64_t *wantedblk) 660{ 661#define MAXNINDIR (MAXBSIZE / sizeof(uint64_t)) 662 uint64_t idblk[MAXNINDIR]; 663 int i; 664 665 blread(fsreadfd, (char *)idblk, fsbtodb(&sblock, blk), (int)sblock.fs_bsize); 666 if (ind_level <= 0) { 667 if (find_blks64(idblk, sblock.fs_bsize / sizeof(uint64_t), wantedblk)) 668 return 1; 669 } else { 670 ind_level--; 671 for (i = 0; i < sblock.fs_bsize / sizeof(uint64_t); i++) { 672 if (compare_blk64(wantedblk, idblk[i])) { 673 if (founddatablk(idblk[i])) 674 return 1; 675 } 676 if (idblk[i] != 0) 677 if (find_indirblks64(idblk[i], ind_level, wantedblk)) 678 return 1; 679 } 680 } 681#undef MAXNINDIR 682 return 0; 683} 684 685int findino(struct inodesc *idesc); /* from fsck */ 686static int dolookup(char *name); 687 688static int 689dolookup(char *name) 690{ 691 struct inodesc idesc; 692 693 if (!checkactivedir()) 694 return 0; 695 idesc.id_number = curinum; 696 idesc.id_func = findino; 697 idesc.id_name = name; 698 idesc.id_type = DATA; 699 idesc.id_fix = IGNORE; 700 if (ckinode(curinode, &idesc) & FOUND) { 701 curinum = idesc.id_parent; 702 curinode = ginode(curinum); 703 printactive(0); 704 return 1; 705 } else { 706 warnx("name `%s' not found in current inode directory", name); 707 return 0; 708 } 709} 710 711CMDFUNCSTART(focusname) 712{ 713 char *p, *val; 714 715 if (!checkactive()) 716 return 1; 717 718 ocurrent = curinum; 719 720 if (argv[1][0] == '/') { 721 curinum = ROOTINO; 722 curinode = ginode(ROOTINO); 723 } else { 724 if (!checkactivedir()) 725 return 1; 726 } 727 for (p = argv[1]; p != NULL;) { 728 while ((val = strsep(&p, "/")) != NULL && *val == '\0'); 729 if (val) { 730 printf("component `%s': ", val); 731 fflush(stdout); 732 if (!dolookup(val)) { 733 curinode = ginode(curinum); 734 return(1); 735 } 736 } 737 } 738 return 0; 739} 740 741CMDFUNCSTART(ln) 742{ 743 ino_t inum; 744 int rval; 745 char *cp; 746 747 GETINUM(1,inum); 748 749 if (!checkactivedir()) 750 return 1; 751 rval = makeentry(curinum, inum, argv[2]); 752 if (rval) 753 printf("Ino %d entered as `%s'\n", inum, argv[2]); 754 else 755 printf("could not enter name? weird.\n"); 756 curinode = ginode(curinum); 757 return rval; 758} 759 760CMDFUNCSTART(rm) 761{ 762 int rval; 763 764 if (!checkactivedir()) 765 return 1; 766 rval = changeino(curinum, argv[1], 0); 767 if (rval & ALTERED) { 768 printf("Name `%s' removed\n", argv[1]); 769 return 0; 770 } else { 771 printf("could not remove name ('%s')? weird.\n", argv[1]); 772 return 1; 773 } 774} 775 776long slotcount, desired; 777 778int 779chinumfunc(struct inodesc *idesc) 780{ 781 struct direct *dirp = idesc->id_dirp; 782 783 if (slotcount++ == desired) { 784 dirp->d_ino = idesc->id_parent; 785 return STOP|ALTERED|FOUND; 786 } 787 return KEEPON; 788} 789 790CMDFUNCSTART(chinum) 791{ 792 char *cp; 793 ino_t inum; 794 struct inodesc idesc; 795 796 slotcount = 0; 797 if (!checkactivedir()) 798 return 1; 799 GETINUM(2,inum); 800 801 desired = strtol(argv[1], &cp, 0); 802 if (cp == argv[1] || *cp != '\0' || desired < 0) { 803 printf("invalid slot number `%s'\n", argv[1]); 804 return 1; 805 } 806 807 idesc.id_number = curinum; 808 idesc.id_func = chinumfunc; 809 idesc.id_fix = IGNORE; 810 idesc.id_type = DATA; 811 idesc.id_parent = inum; /* XXX convenient hiding place */ 812 813 if (ckinode(curinode, &idesc) & FOUND) 814 return 0; 815 else { 816 warnx("no %sth slot in current directory", argv[1]); 817 return 1; 818 } 819} 820 821int 822chnamefunc(struct inodesc *idesc) 823{ 824 struct direct *dirp = idesc->id_dirp; 825 struct direct testdir; 826 827 if (slotcount++ == desired) { 828 /* will name fit? */ 829 testdir.d_namlen = strlen(idesc->id_name); 830 if (DIRSIZ(NEWDIRFMT, &testdir) <= dirp->d_reclen) { 831 dirp->d_namlen = testdir.d_namlen; 832 strcpy(dirp->d_name, idesc->id_name); 833 return STOP|ALTERED|FOUND; 834 } else 835 return STOP|FOUND; /* won't fit, so give up */ 836 } 837 return KEEPON; 838} 839 840CMDFUNCSTART(chname) 841{ 842 int rval; 843 char *cp; 844 struct inodesc idesc; 845 846 slotcount = 0; 847 if (!checkactivedir()) 848 return 1; 849 850 desired = strtoul(argv[1], &cp, 0); 851 if (cp == argv[1] || *cp != '\0') { 852 printf("invalid slot number `%s'\n", argv[1]); 853 return 1; 854 } 855 856 idesc.id_number = curinum; 857 idesc.id_func = chnamefunc; 858 idesc.id_fix = IGNORE; 859 idesc.id_type = DATA; 860 idesc.id_name = argv[2]; 861 862 rval = ckinode(curinode, &idesc); 863 if ((rval & (FOUND|ALTERED)) == (FOUND|ALTERED)) 864 return 0; 865 else if (rval & FOUND) { 866 warnx("new name `%s' does not fit in slot %s\n", argv[2], argv[1]); 867 return 1; 868 } else { 869 warnx("no %sth slot in current directory", argv[1]); 870 return 1; 871 } 872} 873 874struct typemap { 875 const char *typename; 876 int typebits; 877} typenamemap[] = { 878 {"file", IFREG}, 879 {"dir", IFDIR}, 880 {"socket", IFSOCK}, 881 {"fifo", IFIFO}, 882}; 883 884CMDFUNCSTART(newtype) 885{ 886 int type; 887 struct typemap *tp; 888 889 if (!checkactive()) 890 return 1; 891 type = DIP(curinode, di_mode) & IFMT; 892 for (tp = typenamemap; 893 tp < &typenamemap[sizeof(typenamemap)/sizeof(*typenamemap)]; 894 tp++) { 895 if (!strcmp(argv[1], tp->typename)) { 896 printf("setting type to %s\n", tp->typename); 897 type = tp->typebits; 898 break; 899 } 900 } 901 if (tp == &typenamemap[sizeof(typenamemap)/sizeof(*typenamemap)]) { 902 warnx("type `%s' not known", argv[1]); 903 warnx("try one of `file', `dir', `socket', `fifo'"); 904 return 1; 905 } 906 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) & ~IFMT); 907 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) | type); 908 inodirty(); 909 printactive(0); 910 return 0; 911} 912 913CMDFUNCSTART(chlen) 914{ 915 int rval = 1; 916 long len; 917 char *cp; 918 919 if (!checkactive()) 920 return 1; 921 922 len = strtol(argv[1], &cp, 0); 923 if (cp == argv[1] || *cp != '\0' || len < 0) { 924 warnx("bad length `%s'", argv[1]); 925 return 1; 926 } 927 928 DIP_SET(curinode, di_size, len); 929 inodirty(); 930 printactive(0); 931 return rval; 932} 933 934CMDFUNCSTART(chmode) 935{ 936 int rval = 1; 937 long modebits; 938 char *cp; 939 940 if (!checkactive()) 941 return 1; 942 943 modebits = strtol(argv[1], &cp, 8); 944 if (cp == argv[1] || *cp != '\0' || (modebits & ~07777)) { 945 warnx("bad modebits `%s'", argv[1]); 946 return 1; 947 } 948 949 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) & ~07777); 950 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) | modebits); 951 inodirty(); 952 printactive(0); 953 return rval; 954} 955 956CMDFUNCSTART(chaflags) 957{ 958 int rval = 1; 959 u_long flags; 960 char *cp; 961 962 if (!checkactive()) 963 return 1; 964 965 flags = strtoul(argv[1], &cp, 0); 966 if (cp == argv[1] || *cp != '\0' ) { 967 warnx("bad flags `%s'", argv[1]); 968 return 1; 969 } 970 971 if (flags > UINT_MAX) { 972 warnx("flags set beyond 32-bit range of field (%lx)\n", flags); 973 return(1); 974 } 975 DIP_SET(curinode, di_flags, flags); 976 inodirty(); 977 printactive(0); 978 return rval; 979} 980 981CMDFUNCSTART(chgen) 982{ 983 int rval = 1; 984 long gen; 985 char *cp; 986 987 if (!checkactive()) 988 return 1; 989 990 gen = strtol(argv[1], &cp, 0); 991 if (cp == argv[1] || *cp != '\0' ) { 992 warnx("bad gen `%s'", argv[1]); 993 return 1; 994 } 995 996 if (gen > INT_MAX || gen < INT_MIN) { 997 warnx("gen set beyond 32-bit range of field (%lx)\n", gen); 998 return(1); 999 } 1000 DIP_SET(curinode, di_gen, gen); 1001 inodirty(); 1002 printactive(0); 1003 return rval; 1004} 1005 1006CMDFUNCSTART(linkcount) 1007{ 1008 int rval = 1; 1009 int lcnt; 1010 char *cp; 1011 1012 if (!checkactive()) 1013 return 1; 1014 1015 lcnt = strtol(argv[1], &cp, 0); 1016 if (cp == argv[1] || *cp != '\0' ) { 1017 warnx("bad link count `%s'", argv[1]); 1018 return 1; 1019 } 1020 if (lcnt > USHRT_MAX || lcnt < 0) { 1021 warnx("max link count is %d\n", USHRT_MAX); 1022 return 1; 1023 } 1024 1025 DIP_SET(curinode, di_nlink, lcnt); 1026 inodirty(); 1027 printactive(0); 1028 return rval; 1029} 1030 1031CMDFUNCSTART(chowner) 1032{ 1033 int rval = 1; 1034 unsigned long uid; 1035 char *cp; 1036 struct passwd *pwd; 1037 1038 if (!checkactive()) 1039 return 1; 1040 1041 uid = strtoul(argv[1], &cp, 0); 1042 if (cp == argv[1] || *cp != '\0' ) { 1043 /* try looking up name */ 1044 if ((pwd = getpwnam(argv[1]))) { 1045 uid = pwd->pw_uid; 1046 } else { 1047 warnx("bad uid `%s'", argv[1]); 1048 return 1; 1049 } 1050 } 1051 1052 DIP_SET(curinode, di_uid, uid); 1053 inodirty(); 1054 printactive(0); 1055 return rval; 1056} 1057 1058CMDFUNCSTART(chgroup) 1059{ 1060 int rval = 1; 1061 unsigned long gid; 1062 char *cp; 1063 struct group *grp; 1064 1065 if (!checkactive()) 1066 return 1; 1067 1068 gid = strtoul(argv[1], &cp, 0); 1069 if (cp == argv[1] || *cp != '\0' ) { 1070 if ((grp = getgrnam(argv[1]))) { 1071 gid = grp->gr_gid; 1072 } else { 1073 warnx("bad gid `%s'", argv[1]); 1074 return 1; 1075 } 1076 } 1077 1078 DIP_SET(curinode, di_gid, gid); 1079 inodirty(); 1080 printactive(0); 1081 return rval; 1082} 1083 1084int 1085dotime(char *name, time_t *secp, int32_t *nsecp) 1086{ 1087 char *p, *val; 1088 struct tm t; 1089 int32_t nsec; 1090 p = strchr(name, '.'); 1091 if (p) { 1092 *p = '\0'; 1093 nsec = strtoul(++p, &val, 0); 1094 if (val == p || *val != '\0' || nsec >= 1000000000 || nsec < 0) { 1095 warnx("invalid nanoseconds"); 1096 goto badformat; 1097 } 1098 } else 1099 nsec = 0; 1100 if (strlen(name) != 14) { 1101badformat: 1102 warnx("date format: YYYYMMDDHHMMSS[.nsec]"); 1103 return 1; 1104 } 1105 *nsecp = nsec; 1106 1107 for (p = name; *p; p++) 1108 if (*p < '0' || *p > '9') 1109 goto badformat; 1110 1111 p = name; 1112#define VAL() ((*p++) - '0') 1113 t.tm_year = VAL(); 1114 t.tm_year = VAL() + t.tm_year * 10; 1115 t.tm_year = VAL() + t.tm_year * 10; 1116 t.tm_year = VAL() + t.tm_year * 10 - 1900; 1117 t.tm_mon = VAL(); 1118 t.tm_mon = VAL() + t.tm_mon * 10 - 1; 1119 t.tm_mday = VAL(); 1120 t.tm_mday = VAL() + t.tm_mday * 10; 1121 t.tm_hour = VAL(); 1122 t.tm_hour = VAL() + t.tm_hour * 10; 1123 t.tm_min = VAL(); 1124 t.tm_min = VAL() + t.tm_min * 10; 1125 t.tm_sec = VAL(); 1126 t.tm_sec = VAL() + t.tm_sec * 10; 1127 t.tm_isdst = -1; 1128 1129 *secp = mktime(&t); 1130 if (*secp == -1) { 1131 warnx("date/time out of range"); 1132 return 1; 1133 } 1134 return 0; 1135} 1136 1137CMDFUNCSTART(chbtime) 1138{ 1139 time_t secs; 1140 int32_t nsecs; 1141 1142 if (dotime(argv[1], &secs, &nsecs)) 1143 return 1; 1144 if (sblock.fs_magic == FS_UFS1_MAGIC) 1145 return 1; 1146 curinode->dp2.di_birthtime = _time_to_time64(secs); 1147 curinode->dp2.di_birthnsec = nsecs; 1148 inodirty(); 1149 printactive(0); 1150 return 0; 1151} 1152 1153CMDFUNCSTART(chmtime) 1154{ 1155 time_t secs; 1156 int32_t nsecs; 1157 1158 if (dotime(argv[1], &secs, &nsecs)) 1159 return 1; 1160 if (sblock.fs_magic == FS_UFS1_MAGIC) 1161 curinode->dp1.di_mtime = _time_to_time32(secs); 1162 else 1163 curinode->dp2.di_mtime = _time_to_time64(secs); 1164 DIP_SET(curinode, di_mtimensec, nsecs); 1165 inodirty(); 1166 printactive(0); 1167 return 0; 1168} 1169 1170CMDFUNCSTART(chatime) 1171{ 1172 time_t secs; 1173 int32_t nsecs; 1174 1175 if (dotime(argv[1], &secs, &nsecs)) 1176 return 1; 1177 if (sblock.fs_magic == FS_UFS1_MAGIC) 1178 curinode->dp1.di_atime = _time_to_time32(secs); 1179 else 1180 curinode->dp2.di_atime = _time_to_time64(secs); 1181 DIP_SET(curinode, di_atimensec, nsecs); 1182 inodirty(); 1183 printactive(0); 1184 return 0; 1185} 1186 1187CMDFUNCSTART(chctime) 1188{ 1189 time_t secs; 1190 int32_t nsecs; 1191 1192 if (dotime(argv[1], &secs, &nsecs)) 1193 return 1; 1194 if (sblock.fs_magic == FS_UFS1_MAGIC) 1195 curinode->dp1.di_ctime = _time_to_time32(secs); 1196 else 1197 curinode->dp2.di_ctime = _time_to_time64(secs); 1198 DIP_SET(curinode, di_ctimensec, nsecs); 1199 inodirty(); 1200 printactive(0); 1201 return 0; 1202}
| 422 idesc.id_number = curinum; 423 idesc.id_func = scannames; 424 idesc.id_type = DATA; 425 idesc.id_fix = IGNORE; 426 ckinode(curinode, &idesc); 427 curinode = ginode(curinum); 428 429 return 0; 430} 431 432static int findblk_numtofind; 433static int wantedblksize; 434 435CMDFUNCSTART(findblk) 436{ 437 ino_t inum, inosused; 438 uint32_t *wantedblk32; 439 uint64_t *wantedblk64; 440 struct cg *cgp = &cgrp; 441 int c, i, is_ufs2; 442 443 wantedblksize = (argc - 1); 444 is_ufs2 = sblock.fs_magic == FS_UFS2_MAGIC; 445 ocurrent = curinum; 446 447 if (is_ufs2) { 448 wantedblk64 = calloc(wantedblksize, sizeof(uint64_t)); 449 if (wantedblk64 == NULL) 450 err(1, "malloc"); 451 for (i = 1; i < argc; i++) 452 wantedblk64[i - 1] = dbtofsb(&sblock, strtoull(argv[i], NULL, 0)); 453 } else { 454 wantedblk32 = calloc(wantedblksize, sizeof(uint32_t)); 455 if (wantedblk32 == NULL) 456 err(1, "malloc"); 457 for (i = 1; i < argc; i++) 458 wantedblk32[i - 1] = dbtofsb(&sblock, strtoull(argv[i], NULL, 0)); 459 } 460 findblk_numtofind = wantedblksize; 461 /* 462 * sblock.fs_ncg holds a number of cylinder groups. 463 * Iterate over all cylinder groups. 464 */ 465 for (c = 0; c < sblock.fs_ncg; c++) { 466 /* 467 * sblock.fs_ipg holds a number of inodes per cylinder group. 468 * Calculate a highest inode number for a given cylinder group. 469 */ 470 inum = c * sblock.fs_ipg; 471 /* Read cylinder group. */ 472 getblk(&cgblk, cgtod(&sblock, c), sblock.fs_cgsize); 473 memcpy(cgp, cgblk.b_un.b_cg, sblock.fs_cgsize); 474 /* 475 * Get a highest used inode number for a given cylinder group. 476 * For UFS1 all inodes initialized at the newfs stage. 477 */ 478 if (is_ufs2) 479 inosused = cgp->cg_initediblk; 480 else 481 inosused = sblock.fs_ipg; 482 483 for (; inosused > 0; inum++, inosused--) { 484 /* Skip magic inodes: 0, WINO, ROOTINO. */ 485 if (inum < ROOTINO) 486 continue; 487 /* 488 * Check if the block we are looking for is just an inode block. 489 * 490 * ino_to_fsba() - get block containing inode from its number. 491 * INOPB() - get a number of inodes in one disk block. 492 */ 493 if (is_ufs2 ? 494 compare_blk64(wantedblk64, ino_to_fsba(&sblock, inum)) : 495 compare_blk32(wantedblk32, ino_to_fsba(&sblock, inum))) { 496 printf("block %llu: inode block (%d-%d)\n", 497 (unsigned long long)fsbtodb(&sblock, 498 ino_to_fsba(&sblock, inum)), 499 (inum / INOPB(&sblock)) * INOPB(&sblock), 500 (inum / INOPB(&sblock) + 1) * INOPB(&sblock)); 501 findblk_numtofind--; 502 if (findblk_numtofind == 0) 503 goto end; 504 } 505 /* Get on-disk inode aka dinode. */ 506 curinum = inum; 507 curinode = ginode(inum); 508 /* Find IFLNK dinode with allocated data blocks. */ 509 switch (DIP(curinode, di_mode) & IFMT) { 510 case IFDIR: 511 case IFREG: 512 if (DIP(curinode, di_blocks) == 0) 513 continue; 514 break; 515 case IFLNK: 516 { 517 uint64_t size = DIP(curinode, di_size); 518 if (size > 0 && size < sblock.fs_maxsymlinklen && 519 DIP(curinode, di_blocks) == 0) 520 continue; 521 else 522 break; 523 } 524 default: 525 continue; 526 } 527 /* Look through direct data blocks. */ 528 if (is_ufs2 ? 529 find_blks64(curinode->dp2.di_db, NDADDR, wantedblk64) : 530 find_blks32(curinode->dp1.di_db, NDADDR, wantedblk32)) 531 goto end; 532 for (i = 0; i < NIADDR; i++) { 533 /* 534 * Does the block we are looking for belongs to the 535 * indirect blocks? 536 */ 537 if (is_ufs2 ? 538 compare_blk64(wantedblk64, curinode->dp2.di_ib[i]) : 539 compare_blk32(wantedblk32, curinode->dp1.di_ib[i])) 540 if (founddatablk(is_ufs2 ? curinode->dp2.di_ib[i] : 541 curinode->dp1.di_ib[i])) 542 goto end; 543 /* 544 * Search through indirect, double and triple indirect 545 * data blocks. 546 */ 547 if (is_ufs2 ? (curinode->dp2.di_ib[i] != 0) : 548 (curinode->dp1.di_ib[i] != 0)) 549 if (is_ufs2 ? 550 find_indirblks64(curinode->dp2.di_ib[i], i, 551 wantedblk64) : 552 find_indirblks32(curinode->dp1.di_ib[i], i, 553 wantedblk32)) 554 goto end; 555 } 556 } 557 } 558end: 559 curinum = ocurrent; 560 curinode = ginode(curinum); 561 return 0; 562} 563 564static int 565compare_blk32(uint32_t *wantedblk, uint32_t curblk) 566{ 567 int i; 568 569 for (i = 0; i < wantedblksize; i++) { 570 if (wantedblk[i] != 0 && wantedblk[i] == curblk) { 571 wantedblk[i] = 0; 572 return 1; 573 } 574 } 575 return 0; 576} 577 578static int 579compare_blk64(uint64_t *wantedblk, uint64_t curblk) 580{ 581 int i; 582 583 for (i = 0; i < wantedblksize; i++) { 584 if (wantedblk[i] != 0 && wantedblk[i] == curblk) { 585 wantedblk[i] = 0; 586 return 1; 587 } 588 } 589 return 0; 590} 591 592static int 593founddatablk(uint64_t blk) 594{ 595 596 printf("%llu: data block of inode %d\n", 597 (unsigned long long)fsbtodb(&sblock, blk), curinum); 598 findblk_numtofind--; 599 if (findblk_numtofind == 0) 600 return 1; 601 return 0; 602} 603 604static int 605find_blks32(uint32_t *buf, int size, uint32_t *wantedblk) 606{ 607 int blk; 608 for (blk = 0; blk < size; blk++) { 609 if (buf[blk] == 0) 610 continue; 611 if (compare_blk32(wantedblk, buf[blk])) { 612 if (founddatablk(buf[blk])) 613 return 1; 614 } 615 } 616 return 0; 617} 618 619static int 620find_indirblks32(uint32_t blk, int ind_level, uint32_t *wantedblk) 621{ 622#define MAXNINDIR (MAXBSIZE / sizeof(uint32_t)) 623 uint32_t idblk[MAXNINDIR]; 624 int i; 625 626 blread(fsreadfd, (char *)idblk, fsbtodb(&sblock, blk), (int)sblock.fs_bsize); 627 if (ind_level <= 0) { 628 if (find_blks32(idblk, sblock.fs_bsize / sizeof(uint32_t), wantedblk)) 629 return 1; 630 } else { 631 ind_level--; 632 for (i = 0; i < sblock.fs_bsize / sizeof(uint32_t); i++) { 633 if (compare_blk32(wantedblk, idblk[i])) { 634 if (founddatablk(idblk[i])) 635 return 1; 636 } 637 if (idblk[i] != 0) 638 if (find_indirblks32(idblk[i], ind_level, wantedblk)) 639 return 1; 640 } 641 } 642#undef MAXNINDIR 643 return 0; 644} 645 646static int 647find_blks64(uint64_t *buf, int size, uint64_t *wantedblk) 648{ 649 int blk; 650 for (blk = 0; blk < size; blk++) { 651 if (buf[blk] == 0) 652 continue; 653 if (compare_blk64(wantedblk, buf[blk])) { 654 if (founddatablk(buf[blk])) 655 return 1; 656 } 657 } 658 return 0; 659} 660 661static int 662find_indirblks64(uint64_t blk, int ind_level, uint64_t *wantedblk) 663{ 664#define MAXNINDIR (MAXBSIZE / sizeof(uint64_t)) 665 uint64_t idblk[MAXNINDIR]; 666 int i; 667 668 blread(fsreadfd, (char *)idblk, fsbtodb(&sblock, blk), (int)sblock.fs_bsize); 669 if (ind_level <= 0) { 670 if (find_blks64(idblk, sblock.fs_bsize / sizeof(uint64_t), wantedblk)) 671 return 1; 672 } else { 673 ind_level--; 674 for (i = 0; i < sblock.fs_bsize / sizeof(uint64_t); i++) { 675 if (compare_blk64(wantedblk, idblk[i])) { 676 if (founddatablk(idblk[i])) 677 return 1; 678 } 679 if (idblk[i] != 0) 680 if (find_indirblks64(idblk[i], ind_level, wantedblk)) 681 return 1; 682 } 683 } 684#undef MAXNINDIR 685 return 0; 686} 687 688int findino(struct inodesc *idesc); /* from fsck */ 689static int dolookup(char *name); 690 691static int 692dolookup(char *name) 693{ 694 struct inodesc idesc; 695 696 if (!checkactivedir()) 697 return 0; 698 idesc.id_number = curinum; 699 idesc.id_func = findino; 700 idesc.id_name = name; 701 idesc.id_type = DATA; 702 idesc.id_fix = IGNORE; 703 if (ckinode(curinode, &idesc) & FOUND) { 704 curinum = idesc.id_parent; 705 curinode = ginode(curinum); 706 printactive(0); 707 return 1; 708 } else { 709 warnx("name `%s' not found in current inode directory", name); 710 return 0; 711 } 712} 713 714CMDFUNCSTART(focusname) 715{ 716 char *p, *val; 717 718 if (!checkactive()) 719 return 1; 720 721 ocurrent = curinum; 722 723 if (argv[1][0] == '/') { 724 curinum = ROOTINO; 725 curinode = ginode(ROOTINO); 726 } else { 727 if (!checkactivedir()) 728 return 1; 729 } 730 for (p = argv[1]; p != NULL;) { 731 while ((val = strsep(&p, "/")) != NULL && *val == '\0'); 732 if (val) { 733 printf("component `%s': ", val); 734 fflush(stdout); 735 if (!dolookup(val)) { 736 curinode = ginode(curinum); 737 return(1); 738 } 739 } 740 } 741 return 0; 742} 743 744CMDFUNCSTART(ln) 745{ 746 ino_t inum; 747 int rval; 748 char *cp; 749 750 GETINUM(1,inum); 751 752 if (!checkactivedir()) 753 return 1; 754 rval = makeentry(curinum, inum, argv[2]); 755 if (rval) 756 printf("Ino %d entered as `%s'\n", inum, argv[2]); 757 else 758 printf("could not enter name? weird.\n"); 759 curinode = ginode(curinum); 760 return rval; 761} 762 763CMDFUNCSTART(rm) 764{ 765 int rval; 766 767 if (!checkactivedir()) 768 return 1; 769 rval = changeino(curinum, argv[1], 0); 770 if (rval & ALTERED) { 771 printf("Name `%s' removed\n", argv[1]); 772 return 0; 773 } else { 774 printf("could not remove name ('%s')? weird.\n", argv[1]); 775 return 1; 776 } 777} 778 779long slotcount, desired; 780 781int 782chinumfunc(struct inodesc *idesc) 783{ 784 struct direct *dirp = idesc->id_dirp; 785 786 if (slotcount++ == desired) { 787 dirp->d_ino = idesc->id_parent; 788 return STOP|ALTERED|FOUND; 789 } 790 return KEEPON; 791} 792 793CMDFUNCSTART(chinum) 794{ 795 char *cp; 796 ino_t inum; 797 struct inodesc idesc; 798 799 slotcount = 0; 800 if (!checkactivedir()) 801 return 1; 802 GETINUM(2,inum); 803 804 desired = strtol(argv[1], &cp, 0); 805 if (cp == argv[1] || *cp != '\0' || desired < 0) { 806 printf("invalid slot number `%s'\n", argv[1]); 807 return 1; 808 } 809 810 idesc.id_number = curinum; 811 idesc.id_func = chinumfunc; 812 idesc.id_fix = IGNORE; 813 idesc.id_type = DATA; 814 idesc.id_parent = inum; /* XXX convenient hiding place */ 815 816 if (ckinode(curinode, &idesc) & FOUND) 817 return 0; 818 else { 819 warnx("no %sth slot in current directory", argv[1]); 820 return 1; 821 } 822} 823 824int 825chnamefunc(struct inodesc *idesc) 826{ 827 struct direct *dirp = idesc->id_dirp; 828 struct direct testdir; 829 830 if (slotcount++ == desired) { 831 /* will name fit? */ 832 testdir.d_namlen = strlen(idesc->id_name); 833 if (DIRSIZ(NEWDIRFMT, &testdir) <= dirp->d_reclen) { 834 dirp->d_namlen = testdir.d_namlen; 835 strcpy(dirp->d_name, idesc->id_name); 836 return STOP|ALTERED|FOUND; 837 } else 838 return STOP|FOUND; /* won't fit, so give up */ 839 } 840 return KEEPON; 841} 842 843CMDFUNCSTART(chname) 844{ 845 int rval; 846 char *cp; 847 struct inodesc idesc; 848 849 slotcount = 0; 850 if (!checkactivedir()) 851 return 1; 852 853 desired = strtoul(argv[1], &cp, 0); 854 if (cp == argv[1] || *cp != '\0') { 855 printf("invalid slot number `%s'\n", argv[1]); 856 return 1; 857 } 858 859 idesc.id_number = curinum; 860 idesc.id_func = chnamefunc; 861 idesc.id_fix = IGNORE; 862 idesc.id_type = DATA; 863 idesc.id_name = argv[2]; 864 865 rval = ckinode(curinode, &idesc); 866 if ((rval & (FOUND|ALTERED)) == (FOUND|ALTERED)) 867 return 0; 868 else if (rval & FOUND) { 869 warnx("new name `%s' does not fit in slot %s\n", argv[2], argv[1]); 870 return 1; 871 } else { 872 warnx("no %sth slot in current directory", argv[1]); 873 return 1; 874 } 875} 876 877struct typemap { 878 const char *typename; 879 int typebits; 880} typenamemap[] = { 881 {"file", IFREG}, 882 {"dir", IFDIR}, 883 {"socket", IFSOCK}, 884 {"fifo", IFIFO}, 885}; 886 887CMDFUNCSTART(newtype) 888{ 889 int type; 890 struct typemap *tp; 891 892 if (!checkactive()) 893 return 1; 894 type = DIP(curinode, di_mode) & IFMT; 895 for (tp = typenamemap; 896 tp < &typenamemap[sizeof(typenamemap)/sizeof(*typenamemap)]; 897 tp++) { 898 if (!strcmp(argv[1], tp->typename)) { 899 printf("setting type to %s\n", tp->typename); 900 type = tp->typebits; 901 break; 902 } 903 } 904 if (tp == &typenamemap[sizeof(typenamemap)/sizeof(*typenamemap)]) { 905 warnx("type `%s' not known", argv[1]); 906 warnx("try one of `file', `dir', `socket', `fifo'"); 907 return 1; 908 } 909 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) & ~IFMT); 910 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) | type); 911 inodirty(); 912 printactive(0); 913 return 0; 914} 915 916CMDFUNCSTART(chlen) 917{ 918 int rval = 1; 919 long len; 920 char *cp; 921 922 if (!checkactive()) 923 return 1; 924 925 len = strtol(argv[1], &cp, 0); 926 if (cp == argv[1] || *cp != '\0' || len < 0) { 927 warnx("bad length `%s'", argv[1]); 928 return 1; 929 } 930 931 DIP_SET(curinode, di_size, len); 932 inodirty(); 933 printactive(0); 934 return rval; 935} 936 937CMDFUNCSTART(chmode) 938{ 939 int rval = 1; 940 long modebits; 941 char *cp; 942 943 if (!checkactive()) 944 return 1; 945 946 modebits = strtol(argv[1], &cp, 8); 947 if (cp == argv[1] || *cp != '\0' || (modebits & ~07777)) { 948 warnx("bad modebits `%s'", argv[1]); 949 return 1; 950 } 951 952 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) & ~07777); 953 DIP_SET(curinode, di_mode, DIP(curinode, di_mode) | modebits); 954 inodirty(); 955 printactive(0); 956 return rval; 957} 958 959CMDFUNCSTART(chaflags) 960{ 961 int rval = 1; 962 u_long flags; 963 char *cp; 964 965 if (!checkactive()) 966 return 1; 967 968 flags = strtoul(argv[1], &cp, 0); 969 if (cp == argv[1] || *cp != '\0' ) { 970 warnx("bad flags `%s'", argv[1]); 971 return 1; 972 } 973 974 if (flags > UINT_MAX) { 975 warnx("flags set beyond 32-bit range of field (%lx)\n", flags); 976 return(1); 977 } 978 DIP_SET(curinode, di_flags, flags); 979 inodirty(); 980 printactive(0); 981 return rval; 982} 983 984CMDFUNCSTART(chgen) 985{ 986 int rval = 1; 987 long gen; 988 char *cp; 989 990 if (!checkactive()) 991 return 1; 992 993 gen = strtol(argv[1], &cp, 0); 994 if (cp == argv[1] || *cp != '\0' ) { 995 warnx("bad gen `%s'", argv[1]); 996 return 1; 997 } 998 999 if (gen > INT_MAX || gen < INT_MIN) { 1000 warnx("gen set beyond 32-bit range of field (%lx)\n", gen); 1001 return(1); 1002 } 1003 DIP_SET(curinode, di_gen, gen); 1004 inodirty(); 1005 printactive(0); 1006 return rval; 1007} 1008 1009CMDFUNCSTART(linkcount) 1010{ 1011 int rval = 1; 1012 int lcnt; 1013 char *cp; 1014 1015 if (!checkactive()) 1016 return 1; 1017 1018 lcnt = strtol(argv[1], &cp, 0); 1019 if (cp == argv[1] || *cp != '\0' ) { 1020 warnx("bad link count `%s'", argv[1]); 1021 return 1; 1022 } 1023 if (lcnt > USHRT_MAX || lcnt < 0) { 1024 warnx("max link count is %d\n", USHRT_MAX); 1025 return 1; 1026 } 1027 1028 DIP_SET(curinode, di_nlink, lcnt); 1029 inodirty(); 1030 printactive(0); 1031 return rval; 1032} 1033 1034CMDFUNCSTART(chowner) 1035{ 1036 int rval = 1; 1037 unsigned long uid; 1038 char *cp; 1039 struct passwd *pwd; 1040 1041 if (!checkactive()) 1042 return 1; 1043 1044 uid = strtoul(argv[1], &cp, 0); 1045 if (cp == argv[1] || *cp != '\0' ) { 1046 /* try looking up name */ 1047 if ((pwd = getpwnam(argv[1]))) { 1048 uid = pwd->pw_uid; 1049 } else { 1050 warnx("bad uid `%s'", argv[1]); 1051 return 1; 1052 } 1053 } 1054 1055 DIP_SET(curinode, di_uid, uid); 1056 inodirty(); 1057 printactive(0); 1058 return rval; 1059} 1060 1061CMDFUNCSTART(chgroup) 1062{ 1063 int rval = 1; 1064 unsigned long gid; 1065 char *cp; 1066 struct group *grp; 1067 1068 if (!checkactive()) 1069 return 1; 1070 1071 gid = strtoul(argv[1], &cp, 0); 1072 if (cp == argv[1] || *cp != '\0' ) { 1073 if ((grp = getgrnam(argv[1]))) { 1074 gid = grp->gr_gid; 1075 } else { 1076 warnx("bad gid `%s'", argv[1]); 1077 return 1; 1078 } 1079 } 1080 1081 DIP_SET(curinode, di_gid, gid); 1082 inodirty(); 1083 printactive(0); 1084 return rval; 1085} 1086 1087int 1088dotime(char *name, time_t *secp, int32_t *nsecp) 1089{ 1090 char *p, *val; 1091 struct tm t; 1092 int32_t nsec; 1093 p = strchr(name, '.'); 1094 if (p) { 1095 *p = '\0'; 1096 nsec = strtoul(++p, &val, 0); 1097 if (val == p || *val != '\0' || nsec >= 1000000000 || nsec < 0) { 1098 warnx("invalid nanoseconds"); 1099 goto badformat; 1100 } 1101 } else 1102 nsec = 0; 1103 if (strlen(name) != 14) { 1104badformat: 1105 warnx("date format: YYYYMMDDHHMMSS[.nsec]"); 1106 return 1; 1107 } 1108 *nsecp = nsec; 1109 1110 for (p = name; *p; p++) 1111 if (*p < '0' || *p > '9') 1112 goto badformat; 1113 1114 p = name; 1115#define VAL() ((*p++) - '0') 1116 t.tm_year = VAL(); 1117 t.tm_year = VAL() + t.tm_year * 10; 1118 t.tm_year = VAL() + t.tm_year * 10; 1119 t.tm_year = VAL() + t.tm_year * 10 - 1900; 1120 t.tm_mon = VAL(); 1121 t.tm_mon = VAL() + t.tm_mon * 10 - 1; 1122 t.tm_mday = VAL(); 1123 t.tm_mday = VAL() + t.tm_mday * 10; 1124 t.tm_hour = VAL(); 1125 t.tm_hour = VAL() + t.tm_hour * 10; 1126 t.tm_min = VAL(); 1127 t.tm_min = VAL() + t.tm_min * 10; 1128 t.tm_sec = VAL(); 1129 t.tm_sec = VAL() + t.tm_sec * 10; 1130 t.tm_isdst = -1; 1131 1132 *secp = mktime(&t); 1133 if (*secp == -1) { 1134 warnx("date/time out of range"); 1135 return 1; 1136 } 1137 return 0; 1138} 1139 1140CMDFUNCSTART(chbtime) 1141{ 1142 time_t secs; 1143 int32_t nsecs; 1144 1145 if (dotime(argv[1], &secs, &nsecs)) 1146 return 1; 1147 if (sblock.fs_magic == FS_UFS1_MAGIC) 1148 return 1; 1149 curinode->dp2.di_birthtime = _time_to_time64(secs); 1150 curinode->dp2.di_birthnsec = nsecs; 1151 inodirty(); 1152 printactive(0); 1153 return 0; 1154} 1155 1156CMDFUNCSTART(chmtime) 1157{ 1158 time_t secs; 1159 int32_t nsecs; 1160 1161 if (dotime(argv[1], &secs, &nsecs)) 1162 return 1; 1163 if (sblock.fs_magic == FS_UFS1_MAGIC) 1164 curinode->dp1.di_mtime = _time_to_time32(secs); 1165 else 1166 curinode->dp2.di_mtime = _time_to_time64(secs); 1167 DIP_SET(curinode, di_mtimensec, nsecs); 1168 inodirty(); 1169 printactive(0); 1170 return 0; 1171} 1172 1173CMDFUNCSTART(chatime) 1174{ 1175 time_t secs; 1176 int32_t nsecs; 1177 1178 if (dotime(argv[1], &secs, &nsecs)) 1179 return 1; 1180 if (sblock.fs_magic == FS_UFS1_MAGIC) 1181 curinode->dp1.di_atime = _time_to_time32(secs); 1182 else 1183 curinode->dp2.di_atime = _time_to_time64(secs); 1184 DIP_SET(curinode, di_atimensec, nsecs); 1185 inodirty(); 1186 printactive(0); 1187 return 0; 1188} 1189 1190CMDFUNCSTART(chctime) 1191{ 1192 time_t secs; 1193 int32_t nsecs; 1194 1195 if (dotime(argv[1], &secs, &nsecs)) 1196 return 1; 1197 if (sblock.fs_magic == FS_UFS1_MAGIC) 1198 curinode->dp1.di_ctime = _time_to_time32(secs); 1199 else 1200 curinode->dp2.di_ctime = _time_to_time64(secs); 1201 DIP_SET(curinode, di_ctimensec, nsecs); 1202 inodirty(); 1203 printactive(0); 1204 return 0; 1205}
|