mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-05 09:14:03 +00:00
ebe70c8f68
o main returns int not void o use braces to avoid potentially ambiguous else Note: The fix to natd is potentially functional in nature since I used the indentation as the right thing rather than the struct semantics. Someone more familiar with the code should double check me on this one. Reviewed by: obrien and chuckr
894 lines
20 KiB
C
894 lines
20 KiB
C
/* $NetBSD: fsdb.c,v 1.2 1995/10/08 23:18:10 thorpej Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1995 John T. Kohl
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
|
|
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef lint
|
|
static const char rcsid[] =
|
|
"$Id: fsdb.c,v 1.11 1998/11/09 03:43:55 truckman Exp $";
|
|
#endif /* not lint */
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/param.h>
|
|
#include <sys/time.h>
|
|
#include <ctype.h>
|
|
#include <err.h>
|
|
#include <grp.h>
|
|
#include <histedit.h>
|
|
#include <pwd.h>
|
|
#include <string.h>
|
|
|
|
#include <ufs/ufs/dinode.h>
|
|
#include <ufs/ufs/dir.h>
|
|
#include <ufs/ffs/fs.h>
|
|
|
|
#include "fsdb.h"
|
|
#include "fsck.h"
|
|
|
|
static void usage __P((void));
|
|
int cmdloop __P((void));
|
|
|
|
static void
|
|
usage()
|
|
{
|
|
fprintf(stderr, "usage: fsdb [-d] [-f] [-r] fsname\n");
|
|
exit(1);
|
|
}
|
|
|
|
int returntosingle = 0;
|
|
char nflag = 0;
|
|
|
|
/*
|
|
* We suck in lots of fsck code, and just pick & choose the stuff we want.
|
|
*
|
|
* fsreadfd is set up to read from the file system, fswritefd to write to
|
|
* the file system.
|
|
*/
|
|
int
|
|
main(argc, argv)
|
|
int argc;
|
|
char *argv[];
|
|
{
|
|
int ch, rval;
|
|
char *fsys = NULL;
|
|
|
|
while (-1 != (ch = getopt(argc, argv, "fdr"))) {
|
|
switch (ch) {
|
|
case 'f':
|
|
/* The -f option is left for historical
|
|
* reasons and has no meaning.
|
|
*/
|
|
break;
|
|
case 'd':
|
|
debug++;
|
|
break;
|
|
case 'r':
|
|
nflag++; /* "no" in fsck, readonly for us */
|
|
break;
|
|
default:
|
|
usage();
|
|
}
|
|
}
|
|
argc -= optind;
|
|
argv += optind;
|
|
if (argc != 1)
|
|
usage();
|
|
else
|
|
fsys = argv[0];
|
|
|
|
if (!setup(fsys))
|
|
errx(1, "cannot set up file system `%s'", fsys);
|
|
printf("%s file system `%s'\nLast Mounted on %s\n",
|
|
nflag? "Examining": "Editing", fsys, sblock.fs_fsmnt);
|
|
rval = cmdloop();
|
|
if (!nflag) {
|
|
sblock.fs_clean = 0; /* mark it dirty */
|
|
sbdirty();
|
|
ckfini(0);
|
|
printf("*** FILE SYSTEM MARKED DIRTY\n");
|
|
printf("*** BE SURE TO RUN FSCK TO CLEAN UP ANY DAMAGE\n");
|
|
printf("*** IF IT WAS MOUNTED, RE-MOUNT WITH -u -o reload\n");
|
|
}
|
|
exit(rval);
|
|
}
|
|
|
|
#define CMDFUNC(func) int func __P((int argc, char *argv[]))
|
|
#define CMDFUNCSTART(func) int func(argc, argv) \
|
|
int argc; \
|
|
char *argv[];
|
|
|
|
CMDFUNC(helpfn);
|
|
CMDFUNC(focus); /* focus on inode */
|
|
CMDFUNC(active); /* print active inode */
|
|
CMDFUNC(focusname); /* focus by name */
|
|
CMDFUNC(zapi); /* clear inode */
|
|
CMDFUNC(uplink); /* incr link */
|
|
CMDFUNC(downlink); /* decr link */
|
|
CMDFUNC(linkcount); /* set link count */
|
|
CMDFUNC(quit); /* quit */
|
|
CMDFUNC(ls); /* list directory */
|
|
CMDFUNC(rm); /* remove name */
|
|
CMDFUNC(ln); /* add name */
|
|
CMDFUNC(newtype); /* change type */
|
|
CMDFUNC(chmode); /* change mode */
|
|
CMDFUNC(chlen); /* change length */
|
|
CMDFUNC(chaflags); /* change flags */
|
|
CMDFUNC(chgen); /* change generation */
|
|
CMDFUNC(chowner); /* change owner */
|
|
CMDFUNC(chgroup); /* Change group */
|
|
CMDFUNC(back); /* pop back to last ino */
|
|
CMDFUNC(chmtime); /* Change mtime */
|
|
CMDFUNC(chctime); /* Change ctime */
|
|
CMDFUNC(chatime); /* Change atime */
|
|
CMDFUNC(chinum); /* Change inode # of dirent */
|
|
CMDFUNC(chname); /* Change dirname of dirent */
|
|
|
|
struct cmdtable cmds[] = {
|
|
{ "help", "Print out help", 1, 1, FL_RO, helpfn },
|
|
{ "?", "Print out help", 1, 1, FL_RO, helpfn },
|
|
{ "inode", "Set active inode to INUM", 2, 2, FL_RO, focus },
|
|
{ "clri", "Clear inode INUM", 2, 2, FL_WR, zapi },
|
|
{ "lookup", "Set active inode by looking up NAME", 2, 2, FL_RO, focusname },
|
|
{ "cd", "Set active inode by looking up NAME", 2, 2, FL_RO, focusname },
|
|
{ "back", "Go to previous active inode", 1, 1, FL_RO, back },
|
|
{ "active", "Print active inode", 1, 1, FL_RO, active },
|
|
{ "print", "Print active inode", 1, 1, FL_RO, active },
|
|
{ "uplink", "Increment link count", 1, 1, FL_WR, uplink },
|
|
{ "downlink", "Decrement link count", 1, 1, FL_WR, downlink },
|
|
{ "linkcount", "Set link count to COUNT", 2, 2, FL_WR, linkcount },
|
|
{ "ls", "List current inode as directory", 1, 1, FL_RO, ls },
|
|
{ "rm", "Remove NAME from current inode directory", 2, 2, FL_WR, rm },
|
|
{ "del", "Remove NAME from current inode directory", 2, 2, FL_WR, rm },
|
|
{ "ln", "Hardlink INO into current inode directory as NAME", 3, 3, FL_WR, ln },
|
|
{ "chinum", "Change dir entry number INDEX to INUM", 3, 3, FL_WR, chinum },
|
|
{ "chname", "Change dir entry number INDEX to NAME", 3, 3, FL_WR, chname },
|
|
{ "chtype", "Change type of current inode to TYPE", 2, 2, FL_WR, newtype },
|
|
{ "chmod", "Change mode of current inode to MODE", 2, 2, FL_WR, chmode },
|
|
{ "chlen", "Change length of current inode to LENGTH", 2, 2, FL_WR, chlen },
|
|
{ "chown", "Change owner of current inode to OWNER", 2, 2, FL_WR, chowner },
|
|
{ "chgrp", "Change group of current inode to GROUP", 2, 2, FL_WR, chgroup },
|
|
{ "chflags", "Change flags of current inode to FLAGS", 2, 2, FL_WR, chaflags },
|
|
{ "chgen", "Change generation number of current inode to GEN", 2, 2, FL_WR, chgen },
|
|
{ "mtime", "Change mtime of current inode to MTIME", 2, 2, FL_WR, chmtime },
|
|
{ "ctime", "Change ctime of current inode to CTIME", 2, 2, FL_WR, chctime },
|
|
{ "atime", "Change atime of current inode to ATIME", 2, 2, FL_WR, chatime },
|
|
{ "quit", "Exit", 1, 1, FL_RO, quit },
|
|
{ "q", "Exit", 1, 1, FL_RO, quit },
|
|
{ "exit", "Exit", 1, 1, FL_RO, quit },
|
|
{ NULL, 0, 0, 0 },
|
|
};
|
|
|
|
int
|
|
helpfn(argc, argv)
|
|
int argc;
|
|
char *argv[];
|
|
{
|
|
register struct cmdtable *cmdtp;
|
|
|
|
printf("Commands are:\n%-10s %5s %5s %s\n",
|
|
"command", "min argc", "max argc", "what");
|
|
|
|
for (cmdtp = cmds; cmdtp->cmd; cmdtp++)
|
|
printf("%-10s %5u %5u %s\n",
|
|
cmdtp->cmd, cmdtp->minargc, cmdtp->maxargc, cmdtp->helptxt);
|
|
return 0;
|
|
}
|
|
|
|
char *
|
|
prompt(el)
|
|
EditLine *el;
|
|
{
|
|
static char pstring[64];
|
|
snprintf(pstring, sizeof(pstring), "fsdb (inum: %d)> ", curinum);
|
|
return pstring;
|
|
}
|
|
|
|
|
|
int
|
|
cmdloop()
|
|
{
|
|
char *line;
|
|
const char *elline;
|
|
int cmd_argc, rval = 0, known;
|
|
#define scratch known
|
|
char **cmd_argv;
|
|
struct cmdtable *cmdp;
|
|
History *hist;
|
|
EditLine *elptr;
|
|
|
|
curinode = ginode(ROOTINO);
|
|
curinum = ROOTINO;
|
|
printactive();
|
|
|
|
hist = history_init();
|
|
history(hist, H_EVENT, 100); /* 100 elt history buffer */
|
|
|
|
elptr = el_init("fsdb", stdin, stdout);
|
|
el_set(elptr, EL_EDITOR, "emacs");
|
|
el_set(elptr, EL_PROMPT, prompt);
|
|
el_set(elptr, EL_HIST, history, hist);
|
|
el_source(elptr, NULL);
|
|
|
|
while ((elline = el_gets(elptr, &scratch)) != NULL && scratch != 0) {
|
|
if (debug)
|
|
printf("command `%s'\n", elline);
|
|
|
|
history(hist, H_ENTER, elline);
|
|
|
|
line = strdup(elline);
|
|
cmd_argv = crack(line, &cmd_argc);
|
|
/*
|
|
* el_parse returns -1 to signal that it's not been handled
|
|
* internally.
|
|
*/
|
|
if (el_parse(elptr, cmd_argc, cmd_argv) != -1)
|
|
continue;
|
|
if (cmd_argc) {
|
|
known = 0;
|
|
for (cmdp = cmds; cmdp->cmd; cmdp++) {
|
|
if (!strcmp(cmdp->cmd, cmd_argv[0])) {
|
|
if ((cmdp->flags & FL_WR) == FL_WR && nflag)
|
|
warnx("`%s' requires write access", cmd_argv[0]),
|
|
rval = 1;
|
|
else if (cmd_argc >= cmdp->minargc &&
|
|
cmd_argc <= cmdp->maxargc)
|
|
rval = (*cmdp->handler)(cmd_argc, cmd_argv);
|
|
else
|
|
rval = argcount(cmdp, cmd_argc, cmd_argv);
|
|
known = 1;
|
|
break;
|
|
}
|
|
}
|
|
if (!known)
|
|
warnx("unknown command `%s'", cmd_argv[0]), rval = 1;
|
|
} else
|
|
rval = 0;
|
|
free(line);
|
|
if (rval < 0)
|
|
return rval;
|
|
if (rval)
|
|
warnx("rval was %d", rval);
|
|
}
|
|
el_end(elptr);
|
|
history_end(hist);
|
|
return rval;
|
|
}
|
|
|
|
struct dinode *curinode;
|
|
ino_t curinum, ocurrent;
|
|
|
|
#define GETINUM(ac,inum) inum = strtoul(argv[ac], &cp, 0); \
|
|
if (inum < ROOTINO || inum > maxino || cp == argv[ac] || *cp != '\0' ) { \
|
|
printf("inode %d out of range; range is [%d,%d]\n", \
|
|
inum, ROOTINO, maxino); \
|
|
return 1; \
|
|
}
|
|
|
|
/*
|
|
* Focus on given inode number
|
|
*/
|
|
CMDFUNCSTART(focus)
|
|
{
|
|
ino_t inum;
|
|
char *cp;
|
|
|
|
GETINUM(1,inum);
|
|
curinode = ginode(inum);
|
|
ocurrent = curinum;
|
|
curinum = inum;
|
|
printactive();
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(back)
|
|
{
|
|
curinum = ocurrent;
|
|
curinode = ginode(curinum);
|
|
printactive();
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(zapi)
|
|
{
|
|
ino_t inum;
|
|
struct dinode *dp;
|
|
char *cp;
|
|
|
|
GETINUM(1,inum);
|
|
dp = ginode(inum);
|
|
clearinode(dp);
|
|
inodirty();
|
|
if (curinode) /* re-set after potential change */
|
|
curinode = ginode(curinum);
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(active)
|
|
{
|
|
printactive();
|
|
return 0;
|
|
}
|
|
|
|
|
|
CMDFUNCSTART(quit)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
CMDFUNCSTART(uplink)
|
|
{
|
|
if (!checkactive())
|
|
return 1;
|
|
printf("inode %d link count now %d\n", curinum, ++curinode->di_nlink);
|
|
inodirty();
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(downlink)
|
|
{
|
|
if (!checkactive())
|
|
return 1;
|
|
printf("inode %d link count now %d\n", curinum, --curinode->di_nlink);
|
|
inodirty();
|
|
return 0;
|
|
}
|
|
|
|
const char *typename[] = {
|
|
"unknown",
|
|
"fifo",
|
|
"char special",
|
|
"unregistered #3",
|
|
"directory",
|
|
"unregistered #5",
|
|
"blk special",
|
|
"unregistered #7",
|
|
"regular",
|
|
"unregistered #9",
|
|
"symlink",
|
|
"unregistered #11",
|
|
"socket",
|
|
"unregistered #13",
|
|
"whiteout",
|
|
};
|
|
|
|
int slot;
|
|
|
|
int
|
|
scannames(idesc)
|
|
struct inodesc *idesc;
|
|
{
|
|
register struct direct *dirp = idesc->id_dirp;
|
|
|
|
printf("slot %d ino %d reclen %d: %s, `%.*s'\n",
|
|
slot++, dirp->d_ino, dirp->d_reclen, typename[dirp->d_type],
|
|
dirp->d_namlen, dirp->d_name);
|
|
return (KEEPON);
|
|
}
|
|
|
|
CMDFUNCSTART(ls)
|
|
{
|
|
struct inodesc idesc;
|
|
checkactivedir(); /* let it go on anyway */
|
|
|
|
slot = 0;
|
|
idesc.id_number = curinum;
|
|
idesc.id_func = scannames;
|
|
idesc.id_type = DATA;
|
|
idesc.id_fix = IGNORE;
|
|
ckinode(curinode, &idesc);
|
|
curinode = ginode(curinum);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int findino __P((struct inodesc *idesc)); /* from fsck */
|
|
static int dolookup __P((char *name));
|
|
|
|
static int
|
|
dolookup(name)
|
|
char *name;
|
|
{
|
|
struct inodesc idesc;
|
|
|
|
if (!checkactivedir())
|
|
return 0;
|
|
idesc.id_number = curinum;
|
|
idesc.id_func = findino;
|
|
idesc.id_name = name;
|
|
idesc.id_type = DATA;
|
|
idesc.id_fix = IGNORE;
|
|
if (ckinode(curinode, &idesc) & FOUND) {
|
|
curinum = idesc.id_parent;
|
|
curinode = ginode(curinum);
|
|
printactive();
|
|
return 1;
|
|
} else {
|
|
warnx("name `%s' not found in current inode directory", name);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
CMDFUNCSTART(focusname)
|
|
{
|
|
char *p, *val;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
|
|
ocurrent = curinum;
|
|
|
|
if (argv[1][0] == '/') {
|
|
curinum = ROOTINO;
|
|
curinode = ginode(ROOTINO);
|
|
} else {
|
|
if (!checkactivedir())
|
|
return 1;
|
|
}
|
|
for (p = argv[1]; p != NULL;) {
|
|
while ((val = strsep(&p, "/")) != NULL && *val == '\0');
|
|
if (val) {
|
|
printf("component `%s': ", val);
|
|
fflush(stdout);
|
|
if (!dolookup(val)) {
|
|
curinode = ginode(curinum);
|
|
return(1);
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(ln)
|
|
{
|
|
ino_t inum;
|
|
int rval;
|
|
char *cp;
|
|
|
|
GETINUM(1,inum);
|
|
|
|
if (!checkactivedir())
|
|
return 1;
|
|
rval = makeentry(curinum, inum, argv[2]);
|
|
if (rval)
|
|
printf("Ino %d entered as `%s'\n", inum, argv[2]);
|
|
else
|
|
printf("could not enter name? weird.\n");
|
|
curinode = ginode(curinum);
|
|
return rval;
|
|
}
|
|
|
|
CMDFUNCSTART(rm)
|
|
{
|
|
int rval;
|
|
|
|
if (!checkactivedir())
|
|
return 1;
|
|
rval = changeino(curinum, argv[1], 0);
|
|
if (rval & ALTERED) {
|
|
printf("Name `%s' removed\n", argv[1]);
|
|
return 0;
|
|
} else {
|
|
printf("could not remove name? weird.\n");
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
long slotcount, desired;
|
|
|
|
int
|
|
chinumfunc(idesc)
|
|
struct inodesc *idesc;
|
|
{
|
|
register struct direct *dirp = idesc->id_dirp;
|
|
|
|
if (slotcount++ == desired) {
|
|
dirp->d_ino = idesc->id_parent;
|
|
return STOP|ALTERED|FOUND;
|
|
}
|
|
return KEEPON;
|
|
}
|
|
|
|
CMDFUNCSTART(chinum)
|
|
{
|
|
char *cp;
|
|
ino_t inum;
|
|
struct inodesc idesc;
|
|
|
|
slotcount = 0;
|
|
if (!checkactivedir())
|
|
return 1;
|
|
GETINUM(2,inum);
|
|
|
|
desired = strtol(argv[1], &cp, 0);
|
|
if (cp == argv[1] || *cp != '\0' || desired < 0) {
|
|
printf("invalid slot number `%s'\n", argv[1]);
|
|
return 1;
|
|
}
|
|
|
|
idesc.id_number = curinum;
|
|
idesc.id_func = chinumfunc;
|
|
idesc.id_fix = IGNORE;
|
|
idesc.id_type = DATA;
|
|
idesc.id_parent = inum; /* XXX convenient hiding place */
|
|
|
|
if (ckinode(curinode, &idesc) & FOUND)
|
|
return 0;
|
|
else {
|
|
warnx("no %sth slot in current directory", argv[1]);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
int
|
|
chnamefunc(idesc)
|
|
struct inodesc *idesc;
|
|
{
|
|
register struct direct *dirp = idesc->id_dirp;
|
|
struct direct testdir;
|
|
|
|
if (slotcount++ == desired) {
|
|
/* will name fit? */
|
|
testdir.d_namlen = strlen(idesc->id_name);
|
|
if (DIRSIZ(NEWDIRFMT, &testdir) <= dirp->d_reclen) {
|
|
dirp->d_namlen = testdir.d_namlen;
|
|
strcpy(dirp->d_name, idesc->id_name);
|
|
return STOP|ALTERED|FOUND;
|
|
} else
|
|
return STOP|FOUND; /* won't fit, so give up */
|
|
}
|
|
return KEEPON;
|
|
}
|
|
|
|
CMDFUNCSTART(chname)
|
|
{
|
|
int rval;
|
|
char *cp;
|
|
struct inodesc idesc;
|
|
|
|
slotcount = 0;
|
|
if (!checkactivedir())
|
|
return 1;
|
|
|
|
desired = strtoul(argv[1], &cp, 0);
|
|
if (cp == argv[1] || *cp != '\0') {
|
|
printf("invalid slot number `%s'\n", argv[1]);
|
|
return 1;
|
|
}
|
|
|
|
idesc.id_number = curinum;
|
|
idesc.id_func = chnamefunc;
|
|
idesc.id_fix = IGNORE;
|
|
idesc.id_type = DATA;
|
|
idesc.id_name = argv[2];
|
|
|
|
rval = ckinode(curinode, &idesc);
|
|
if ((rval & (FOUND|ALTERED)) == (FOUND|ALTERED))
|
|
return 0;
|
|
else if (rval & FOUND) {
|
|
warnx("new name `%s' does not fit in slot %s\n", argv[2], argv[1]);
|
|
return 1;
|
|
} else {
|
|
warnx("no %sth slot in current directory", argv[1]);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
struct typemap {
|
|
const char *typename;
|
|
int typebits;
|
|
} typenamemap[] = {
|
|
{"file", IFREG},
|
|
{"dir", IFDIR},
|
|
{"socket", IFSOCK},
|
|
{"fifo", IFIFO},
|
|
};
|
|
|
|
CMDFUNCSTART(newtype)
|
|
{
|
|
int type;
|
|
struct typemap *tp;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
type = curinode->di_mode & IFMT;
|
|
for (tp = typenamemap;
|
|
tp < &typenamemap[sizeof(typenamemap)/sizeof(*typenamemap)];
|
|
tp++) {
|
|
if (!strcmp(argv[1], tp->typename)) {
|
|
printf("setting type to %s\n", tp->typename);
|
|
type = tp->typebits;
|
|
break;
|
|
}
|
|
}
|
|
if (tp == &typenamemap[sizeof(typenamemap)/sizeof(*typenamemap)]) {
|
|
warnx("type `%s' not known", argv[1]);
|
|
warnx("try one of `file', `dir', `socket', `fifo'");
|
|
return 1;
|
|
}
|
|
curinode->di_mode &= ~IFMT;
|
|
curinode->di_mode |= type;
|
|
inodirty();
|
|
printactive();
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(chlen)
|
|
{
|
|
int rval = 1;
|
|
long len;
|
|
char *cp;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
|
|
len = strtol(argv[1], &cp, 0);
|
|
if (cp == argv[1] || *cp != '\0' || len < 0) {
|
|
warnx("bad length `%s'", argv[1]);
|
|
return 1;
|
|
}
|
|
|
|
curinode->di_size = len;
|
|
inodirty();
|
|
printactive();
|
|
return rval;
|
|
}
|
|
|
|
CMDFUNCSTART(chmode)
|
|
{
|
|
int rval = 1;
|
|
long modebits;
|
|
char *cp;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
|
|
modebits = strtol(argv[1], &cp, 8);
|
|
if (cp == argv[1] || *cp != '\0' ) {
|
|
warnx("bad modebits `%s'", argv[1]);
|
|
return 1;
|
|
}
|
|
|
|
curinode->di_mode &= ~07777;
|
|
curinode->di_mode |= modebits;
|
|
inodirty();
|
|
printactive();
|
|
return rval;
|
|
}
|
|
|
|
CMDFUNCSTART(chaflags)
|
|
{
|
|
int rval = 1;
|
|
u_long flags;
|
|
char *cp;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
|
|
flags = strtoul(argv[1], &cp, 0);
|
|
if (cp == argv[1] || *cp != '\0' ) {
|
|
warnx("bad flags `%s'", argv[1]);
|
|
return 1;
|
|
}
|
|
|
|
if (flags > UINT_MAX) {
|
|
warnx("flags set beyond 32-bit range of field (%lx)\n", flags);
|
|
return(1);
|
|
}
|
|
curinode->di_flags = flags;
|
|
inodirty();
|
|
printactive();
|
|
return rval;
|
|
}
|
|
|
|
CMDFUNCSTART(chgen)
|
|
{
|
|
int rval = 1;
|
|
long gen;
|
|
char *cp;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
|
|
gen = strtol(argv[1], &cp, 0);
|
|
if (cp == argv[1] || *cp != '\0' ) {
|
|
warnx("bad gen `%s'", argv[1]);
|
|
return 1;
|
|
}
|
|
|
|
if (gen > INT_MAX || gen < INT_MIN) {
|
|
warnx("gen set beyond 32-bit range of field (%lx)\n", gen);
|
|
return(1);
|
|
}
|
|
curinode->di_gen = gen;
|
|
inodirty();
|
|
printactive();
|
|
return rval;
|
|
}
|
|
|
|
CMDFUNCSTART(linkcount)
|
|
{
|
|
int rval = 1;
|
|
int lcnt;
|
|
char *cp;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
|
|
lcnt = strtol(argv[1], &cp, 0);
|
|
if (cp == argv[1] || *cp != '\0' ) {
|
|
warnx("bad link count `%s'", argv[1]);
|
|
return 1;
|
|
}
|
|
if (lcnt > USHRT_MAX || lcnt < 0) {
|
|
warnx("max link count is %d\n", USHRT_MAX);
|
|
return 1;
|
|
}
|
|
|
|
curinode->di_nlink = lcnt;
|
|
inodirty();
|
|
printactive();
|
|
return rval;
|
|
}
|
|
|
|
CMDFUNCSTART(chowner)
|
|
{
|
|
int rval = 1;
|
|
unsigned long uid;
|
|
char *cp;
|
|
struct passwd *pwd;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
|
|
uid = strtoul(argv[1], &cp, 0);
|
|
if (cp == argv[1] || *cp != '\0' ) {
|
|
/* try looking up name */
|
|
if ((pwd = getpwnam(argv[1]))) {
|
|
uid = pwd->pw_uid;
|
|
} else {
|
|
warnx("bad uid `%s'", argv[1]);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
curinode->di_uid = uid;
|
|
inodirty();
|
|
printactive();
|
|
return rval;
|
|
}
|
|
|
|
CMDFUNCSTART(chgroup)
|
|
{
|
|
int rval = 1;
|
|
unsigned long gid;
|
|
char *cp;
|
|
struct group *grp;
|
|
|
|
if (!checkactive())
|
|
return 1;
|
|
|
|
gid = strtoul(argv[1], &cp, 0);
|
|
if (cp == argv[1] || *cp != '\0' ) {
|
|
if ((grp = getgrnam(argv[1]))) {
|
|
gid = grp->gr_gid;
|
|
} else {
|
|
warnx("bad gid `%s'", argv[1]);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
curinode->di_gid = gid;
|
|
inodirty();
|
|
printactive();
|
|
return rval;
|
|
}
|
|
|
|
int
|
|
dotime(name, rts)
|
|
char *name;
|
|
struct timespec *rts;
|
|
{
|
|
char *p, *val;
|
|
struct tm t;
|
|
int32_t sec;
|
|
int32_t nsec;
|
|
p = strchr(name, '.');
|
|
if (p) {
|
|
*p = '\0';
|
|
nsec = strtoul(++p, &val, 0);
|
|
if (val == p || *val != '\0' || nsec >= 1000000000 || nsec < 0) {
|
|
warnx("invalid nanoseconds");
|
|
goto badformat;
|
|
}
|
|
} else
|
|
nsec = 0;
|
|
if (strlen(name) != 14) {
|
|
badformat:
|
|
warnx("date format: YYYYMMDDHHMMSS[.nsec]");
|
|
return 1;
|
|
}
|
|
|
|
for (p = name; *p; p++)
|
|
if (*p < '0' || *p > '9')
|
|
goto badformat;
|
|
|
|
p = name;
|
|
#define VAL() ((*p++) - '0')
|
|
t.tm_year = VAL();
|
|
t.tm_year = VAL() + t.tm_year * 10;
|
|
t.tm_year = VAL() + t.tm_year * 10;
|
|
t.tm_year = VAL() + t.tm_year * 10 - 1900;
|
|
t.tm_mon = VAL();
|
|
t.tm_mon = VAL() + t.tm_mon * 10 - 1;
|
|
t.tm_mday = VAL();
|
|
t.tm_mday = VAL() + t.tm_mday * 10;
|
|
t.tm_hour = VAL();
|
|
t.tm_hour = VAL() + t.tm_hour * 10;
|
|
t.tm_min = VAL();
|
|
t.tm_min = VAL() + t.tm_min * 10;
|
|
t.tm_sec = VAL();
|
|
t.tm_sec = VAL() + t.tm_sec * 10;
|
|
t.tm_isdst = -1;
|
|
|
|
sec = mktime(&t);
|
|
if (sec == -1) {
|
|
warnx("date/time out of range");
|
|
return 1;
|
|
}
|
|
rts->tv_sec = sec;
|
|
rts->tv_nsec = nsec;
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(chmtime)
|
|
{
|
|
if (dotime(argv[1], &curinode->di_ctime))
|
|
return 1;
|
|
inodirty();
|
|
printactive();
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(chatime)
|
|
{
|
|
if (dotime(argv[1], &curinode->di_ctime))
|
|
return 1;
|
|
inodirty();
|
|
printactive();
|
|
return 0;
|
|
}
|
|
|
|
CMDFUNCSTART(chctime)
|
|
{
|
|
if (dotime(argv[1], &curinode->di_ctime))
|
|
return 1;
|
|
inodirty();
|
|
printactive();
|
|
return 0;
|
|
}
|