/*
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
* fsck.minix.c - a file system consistency checker for Linux.
*
* (C) 1991, 1992 Linus Torvalds. This file may be redistributed
* as per the GNU copyleft.
- */
-
-/*
- * 09.11.91 - made the first rudimetary functions
+ *
+ *
+ * 09.11.91 - made the first rudimentary functions
*
* 10.11.91 - updated, does checking, no repairs yet.
* Sent out to the mailing-list for testing.
*
*
* 19.04.92 - Had to start over again from this old version, as a
- * kernel bug ate my enhanced fsck in february.
+ * kernel bug ate my enhanced fsck in February.
*
* 28.02.93 - added support for different directory entry sizes..
*
* 01.07.96 - Fixed the v2 fs stuff to use the right #defines and such
* for modern libcs (janl@math.uio.no, Nicolai Langfeldt)
*
- * 02.07.96 - Added C bit fiddling routines from rmk@ecs.soton.ac.uk
+ * 02.07.96 - Added C bit fiddling routines from rmk@ecs.soton.ac.uk
* (Russell King). He made them for ARM. It would seem
* that the ARM is powerful enough to do this in C whereas
* i386 and m64k must use assembly to get it fast >:-)
* (janl@math.uio.no, Nicolai Langfeldt)
*
* 04.11.96 - Added minor fixes from Andreas Schwab to avoid compiler
- * warnings. Added mc68k bitops from
+ * warnings. Added mc68k bitops from
* Joerg Dorchain <dorchain@mpi-sb.mpg.de>.
*
* 06.11.96 - Added v2 code submitted by Joerg Dorchain, but written by
* Andreas Schwab.
*
- * 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@pld.ORG.PL>
+ * 1999-02-22 Arkadiusz Miśkiewicz <misiek@pld.ORG.PL>
* - added Native Language Support
*
* 2008-04-06 James Youngman <jay@gnu.org>
* unless you can be sure nobody is writing to it (and remember that the
* kernel can write to it when it searches for files).
*
- * Usuage: fsck [-larvsm] device
- * -l for a listing of all the filenames
- * -a for automatic repairs (not implemented)
- * -r for repairs (interactive) (not implemented)
- * -v for verbose (tells how many files)
- * -s for super-block info
- * -m for minix-like "mode not cleared" warnings
- * -f force filesystem check even if filesystem marked as valid
- *
- * The device may be a block device or a image of one, but this isn't
- * enforced (but it's not much fun on a character device :-).
*/
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <termios.h>
-#include <mntent.h>
#include <sys/stat.h>
#include <signal.h>
+#include <getopt.h>
-#include "minix.h"
+#include "c.h"
+#include "exitcodes.h"
+#include "minix_programs.h"
#include "nls.h"
#include "pathnames.h"
#include "bitops.h"
#include "ismounted.h"
+#include "all-io.h"
+#include "closestream.h"
+#include "rpmatch.h"
+#include "strutils.h"
#define ROOT_INO 1
+#define YESNO_LENGTH 64
+
+/* Global variables used in minix_programs.h inline functions */
+int fs_version = 1;
+char *super_block_buffer;
+
+static char *inode_buffer;
+
+#define Inode (((struct minix_inode *) inode_buffer) - 1)
+#define Inode2 (((struct minix2_inode *) inode_buffer) - 1)
-static char * program_name = "fsck.minix";
-static char * device_name = NULL;
-static int IN;
-static int repair=0, automatic=0, verbose=0, list=0, show=0, warn_mode=0,
- force=0;
-static int directory=0, regular=0, blockdev=0, chardev=0, links=0,
- symlinks=0, total=0;
-
-static int changed = 0; /* flags if the filesystem has been changed */
-static int errors_uncorrected = 0; /* flag if some error was not corrected */
-static int dirsize = 16;
-static int namelen = 14;
+static char *device_name;
+static int device_fd;
+static int repair, automatic, verbose, list, show, warn_mode, force;
+static int directory, regular, blockdev, chardev, links, symlinks, total;
+
+static int changed; /* flags if the filesystem has been changed */
+static int errors_uncorrected; /* flag if some error was not corrected */
+static size_t dirsize = 16;
+static size_t namelen = 14;
static struct termios termios;
-static volatile sig_atomic_t termios_set = 0;
+static volatile sig_atomic_t termios_set;
/* File-name data */
#define MAX_DEPTH 50
-static int name_depth = 0;
-static char name_list[MAX_DEPTH][NAME_MAX+1];
-/* Copy of the previous, just for error reporting - see get_current_name */
-/* This is a waste of 12kB or so. */
-static char current_name[MAX_DEPTH*(NAME_MAX+1)+1];
+static int name_depth;
+static char name_list[MAX_DEPTH][MINIX_NAME_MAX + 1];
-#define MAGIC (Super.s_magic)
+/* Copy of the previous, just for error reporting - see get_current_name. This
+ * is a waste of 12kB or so. */
+static char current_name[MAX_DEPTH * (MINIX_NAME_MAX + 1) + 1];
-static unsigned char * inode_count = NULL;
-static unsigned char * zone_count = NULL;
+static unsigned char *inode_count = NULL;
+static unsigned char *zone_count = NULL;
static void recursive_check(unsigned int ino);
static void recursive_check2(unsigned int ino);
+static char *inode_map;
+static char *zone_map;
+
#define inode_in_use(x) (isset(inode_map,(x)) != 0)
#define zone_in_use(x) (isset(zone_map,(x)-get_first_zone()+1) != 0)
static void
reset(void) {
if (termios_set)
- tcsetattr(0, TCSANOW, &termios);
+ tcsetattr(STDIN_FILENO, TCSANOW, &termios);
}
-
static void
fatalsig(int sig) {
- /* We received a fatal signal. Reset the terminal.
- * Also reset the signal handler and re-send the signal,
- * so that the parent process knows which signal actually
- * caused our death.
- */
+ /* We received a fatal signal. Reset the terminal. Also reset the
+ * signal handler and re-send the signal, so that the parent process
+ * knows which signal actually caused our death. */
signal(sig, SIG_DFL);
reset();
raise(sig);
}
-static void
+static void __attribute__((__noreturn__))
leave(int status) {
- reset();
+ reset();
exit(status);
}
-static void
+static void __attribute__((__noreturn__))
usage(void) {
- fprintf(stderr,
- _("Usage: %s [-larvsmf] /dev/name\n"),
- program_name);
- leave(16);
+ FILE *out = stdout;
+ fputs(USAGE_HEADER, out);
+ fprintf(out, _(" %s [options] <device>\n"), program_invocation_short_name);
+ fputs(USAGE_SEPARATOR, out);
+ fputs(_("Check the consistency of a Minix filesystem.\n"), out);
+ fputs(USAGE_OPTIONS, out);
+ fputs(_(" -l, --list list all filenames\n"), out);
+ fputs(_(" -a, --auto automatic repair\n"), out);
+ fputs(_(" -r, --repair interactive repair\n"), out);
+ fputs(_(" -v, --verbose be verbose\n"), out);
+ fputs(_(" -s, --super output super-block information\n"), out);
+ fputs(_(" -m, --uncleared activate mode not cleared warnings\n"), out);
+ fputs(_(" -f, --force force check\n"), out);
+ fputs(USAGE_SEPARATOR, out);
+ fprintf(out, USAGE_HELP_OPTIONS(18));
+ fprintf(out, USAGE_MAN_TAIL("fsck.minix(8)"));
+ exit(FSCK_EX_OK);
}
static void die(const char *fmt, ...)
- __attribute__ ((__format__ (__printf__, 1, 2)));
+ __attribute__ ((__format__(__printf__, 1, 2)));
static void
die(const char *fmt, ...) {
va_list ap;
- fprintf(stderr, "%s: ", program_name);
+ fprintf(stderr, UTIL_LINUX_VERSION);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
- va_end (ap);
+ va_end(ap);
fputc('\n', stderr);
- leave(8);
+ leave(FSCK_EX_ERROR);
}
-/*
- * This simply goes through the file-name data and prints out the
- * current file.
- */
+/* This simply goes through the file-name data and prints out the current file. */
static void
get_current_name(void) {
int i = 0, ct;
}
static int
-ask(const char * string, int def) {
- int c;
+ask(const char *string, int def) {
+ int resp;
+ char input[YESNO_LENGTH];
if (!repair) {
printf("\n");
if (automatic) {
printf("\n");
if (!def)
- errors_uncorrected = 1;
+ errors_uncorrected = 1;
return def;
}
- printf(def?"%s (y/n)? ":"%s (n/y)? ",string);
- for (;;) {
- fflush(stdout);
- if ((c=getchar())==EOF) {
- if (!def)
- errors_uncorrected = 1;
- return def;
- }
- c=toupper(c);
- if (c == 'Y') {
- def = 1;
- break;
- } else if (c == 'N') {
- def = 0;
- break;
- } else if (c == ' ' || c == '\n')
- break;
+ /* TRANSLATORS: these yes no questions uses rpmatch(), and should be
+ * translated. */
+ printf(def ? _("%s (y/n)? ") : _("%s (n/y)? "), string);
+ fflush(stdout);
+ ignore_result( fgets(input, YESNO_LENGTH, stdin) );
+ resp = rpmatch(input);
+ switch (resp) {
+ case RPMATCH_INVALID:
+ /* def = def */
+ break;
+ case RPMATCH_NO:
+ case RPMATCH_YES:
+ def = resp;
+ break;
+ default:
+ /* rpmatch bug? */
+ abort();
}
if (def)
- printf("y\n");
+ printf(_("y\n"));
else {
- printf("n\n");
+ printf(_("n\n"));
errors_uncorrected = 1;
- }
+ }
return def;
}
-/*
- * Make certain that we aren't checking a filesystem that is on a
- * mounted partition. Code adapted from e2fsck, Copyright (C) 1993,
- * 1994 Theodore Ts'o. Also licensed under GPL.
- */
+/* Make certain that we aren't checking a filesystem that is on a mounted
+ * partition. Code adapted from e2fsck, Copyright (C) 1993, 1994 Theodore
+ * Ts'o. Also licensed under GPL. */
static void
-check_mount(void)
-{
+check_mount(void) {
int cont;
if (!is_mounted(device_name))
return;
- printf (_("%s is mounted. "), device_name);
- if (isatty(0) && isatty(1))
+ printf(_("%s is mounted. "), device_name);
+ if (isatty(STDIN_FILENO) && isatty(STDOUT_FILENO))
cont = ask(_("Do you really want to continue"), 0);
else
cont = 0;
if (!cont) {
- printf (_("check aborted.\n"));
- exit (0);
+ printf(_("check aborted.\n"));
+ exit(FSCK_EX_OK);
}
- return;
}
-/*
- * check_zone_nr checks to see that *nr is a valid zone nr. If it
- * isn't, it will possibly be repaired. Check_zone_nr sets *corrected
- * if an error was corrected, and returns the zone (0 for no zone
- * or a bad zone-number).
- */
+
+static int is_valid_zone_nr(unsigned short nr)
+{
+ if (nr < get_first_zone())
+ return 0;
+ if (nr >= get_nzones())
+ return 0;
+ return 1;
+}
+
+/* check_zone_nr checks to see that *nr is a valid zone nr. If it isn't, it
+ * will possibly be repaired. Check_zone_nr sets *corrected if an error was
+ * corrected, and returns the zone (0 for no zone or a bad zone-number). */
static int
-check_zone_nr(unsigned short * nr, int * corrected) {
+check_zone_nr(unsigned short *nr, int *corrected) {
if (!*nr)
return 0;
if (*nr < get_first_zone()) {
get_current_name();
- printf(_("Zone nr < FIRSTZONE in file `%s'."),
- current_name);
+ printf(_("Zone nr < FIRSTZONE in file `%s'."), current_name);
} else if (*nr >= get_nzones()) {
get_current_name();
- printf(_("Zone nr >= ZONES in file `%s'."),
- current_name);
+ printf(_("Zone nr >= ZONES in file `%s'."), current_name);
} else
return *nr;
- if (ask(_("Remove block"),1)) {
+ if (ask(_("Remove block"), 1)) {
*nr = 0;
*corrected = 1;
}
}
static int
-check_zone_nr2 (unsigned int *nr, int *corrected) {
+check_zone_nr2(unsigned int *nr, int *corrected) {
if (!*nr)
return 0;
if (*nr < get_first_zone()) {
get_current_name();
- printf (_("Zone nr < FIRSTZONE in file `%s'."),
- current_name);
+ printf(_("Zone nr < FIRSTZONE in file `%s'."), current_name);
} else if (*nr >= get_nzones()) {
get_current_name();
- printf (_("Zone nr >= ZONES in file `%s'."),
- current_name);
+ printf(_("Zone nr >= ZONES in file `%s'."), current_name);
} else
return *nr;
- if (ask (_("Remove block"), 1)) {
+ if (ask(_("Remove block"), 1)) {
*nr = 0;
*corrected = 1;
}
return 0;
}
-/*
- * read-block reads block nr into the buffer at addr.
- */
+/* read-block reads block nr into the buffer at addr. */
static void
-read_block(unsigned int nr, char * addr) {
+read_block(unsigned int nr, char *addr) {
if (!nr) {
- memset(addr,0,MINIX_BLOCK_SIZE);
+ memset(addr, 0, MINIX_BLOCK_SIZE);
return;
}
- if (MINIX_BLOCK_SIZE*nr != lseek(IN, MINIX_BLOCK_SIZE*nr, SEEK_SET)) {
+ if (MINIX_BLOCK_SIZE * nr != lseek(device_fd, MINIX_BLOCK_SIZE * nr, SEEK_SET)) {
get_current_name();
printf(_("Read error: unable to seek to block in file '%s'\n"),
current_name);
- memset(addr,0,MINIX_BLOCK_SIZE);
+ memset(addr, 0, MINIX_BLOCK_SIZE);
errors_uncorrected = 1;
- } else if (MINIX_BLOCK_SIZE != read(IN, addr, MINIX_BLOCK_SIZE)) {
+ } else if (MINIX_BLOCK_SIZE != read(device_fd, addr, MINIX_BLOCK_SIZE)) {
get_current_name();
- printf(_("Read error: bad block in file '%s'\n"),
- current_name);
- memset(addr,0,MINIX_BLOCK_SIZE);
+ printf(_("Read error: bad block in file '%s'\n"), current_name);
+ memset(addr, 0, MINIX_BLOCK_SIZE);
errors_uncorrected = 1;
}
}
-/*
- * write_block writes block nr to disk.
- */
+/* write_block writes block nr to disk. */
static void
-write_block(unsigned int nr, char * addr) {
+write_block(unsigned int nr, char *addr) {
if (!nr)
return;
if (nr < get_first_zone() || nr >= get_nzones()) {
printf(_("Internal error: trying to write bad block\n"
- "Write request ignored\n"));
+ "Write request ignored\n"));
errors_uncorrected = 1;
return;
}
- if (MINIX_BLOCK_SIZE*nr != lseek(IN, MINIX_BLOCK_SIZE*nr, SEEK_SET))
+ if (MINIX_BLOCK_SIZE * nr != lseek(device_fd, MINIX_BLOCK_SIZE * nr, SEEK_SET))
die(_("seek failed in write_block"));
- if (MINIX_BLOCK_SIZE != write(IN, addr, MINIX_BLOCK_SIZE)) {
+ if (MINIX_BLOCK_SIZE != write(device_fd, addr, MINIX_BLOCK_SIZE)) {
get_current_name();
printf(_("Write error: bad block in file '%s'\n"),
current_name);
}
}
-/*
- * map-block calculates the absolute block nr of a block in a file.
- * It sets 'changed' if the inode has needed changing, and re-writes
- * any indirect blocks with errors.
- */
+/* map-block calculates the absolute block nr of a block in a file. It sets
+ * 'changed' if the inode has needed changing, and re-writes any indirect
+ * blocks with errors. */
static int
-map_block(struct minix_inode * inode, unsigned int blknr) {
- unsigned short ind[MINIX_BLOCK_SIZE>>1];
- unsigned short dind[MINIX_BLOCK_SIZE>>1];
+map_block(struct minix_inode *inode, unsigned int blknr) {
+ unsigned short ind[MINIX_BLOCK_SIZE >> 1];
+ unsigned short dind[MINIX_BLOCK_SIZE >> 1];
int blk_chg, block, result;
+ size_t range;
- if (blknr<7)
+ if (blknr < 7)
return check_zone_nr(inode->i_zone + blknr, &changed);
blknr -= 7;
- if (blknr<512) {
+ if (blknr < 512) {
block = check_zone_nr(inode->i_zone + 7, &changed);
- read_block(block, (char *) ind);
+ read_block(block, (char *)ind);
blk_chg = 0;
result = check_zone_nr(blknr + ind, &blk_chg);
if (blk_chg)
- write_block(block, (char *) ind);
+ write_block(block, (char *)ind);
return result;
}
blknr -= 512;
block = check_zone_nr(inode->i_zone + 8, &changed);
- read_block(block, (char *) dind);
+ read_block(block, (char *)dind);
blk_chg = 0;
- result = check_zone_nr(dind + (blknr/512), &blk_chg);
+ range = blknr / 512;
+ if (ARRAY_SIZE(dind) <= range) {
+ printf(_("Warning: block out of range\n"));
+ return 1;
+ }
+ result = check_zone_nr(dind + range, &blk_chg);
if (blk_chg)
- write_block(block, (char *) dind);
+ write_block(block, (char *)dind);
block = result;
- read_block(block, (char *) ind);
+ read_block(block, (char *)ind);
blk_chg = 0;
- result = check_zone_nr(ind + (blknr%512), &blk_chg);
+ result = check_zone_nr(ind + (blknr % 512), &blk_chg);
if (blk_chg)
- write_block(block, (char *) ind);
+ write_block(block, (char *)ind);
return result;
}
static int
-map_block2 (struct minix2_inode *inode, unsigned int blknr) {
+map_block2(struct minix2_inode *inode, unsigned int blknr) {
unsigned int ind[MINIX_BLOCK_SIZE >> 2];
unsigned int dind[MINIX_BLOCK_SIZE >> 2];
unsigned int tind[MINIX_BLOCK_SIZE >> 2];
int blk_chg, block, result;
if (blknr < 7)
- return check_zone_nr2 (inode->i_zone + blknr, &changed);
+ return check_zone_nr2(inode->i_zone + blknr, &changed);
blknr -= 7;
if (blknr < 256) {
- block = check_zone_nr2 (inode->i_zone + 7, &changed);
- read_block (block, (char *) ind);
+ block = check_zone_nr2(inode->i_zone + 7, &changed);
+ read_block(block, (char *)ind);
blk_chg = 0;
- result = check_zone_nr2 (blknr + ind, &blk_chg);
+ result = check_zone_nr2(blknr + ind, &blk_chg);
if (blk_chg)
- write_block (block, (char *) ind);
+ write_block(block, (char *)ind);
return result;
}
blknr -= 256;
- if (blknr >= 256 * 256) {
- block = check_zone_nr2 (inode->i_zone + 8, &changed);
- read_block (block, (char *) dind);
+ if (blknr < 256 * 256) {
+ block = check_zone_nr2(inode->i_zone + 8, &changed);
+ read_block(block, (char *)dind);
blk_chg = 0;
- result = check_zone_nr2 (dind + blknr / 256, &blk_chg);
+ result = check_zone_nr2(dind + blknr / 256, &blk_chg);
if (blk_chg)
- write_block (block, (char *) dind);
+ write_block(block, (char *)dind);
block = result;
- read_block (block, (char *) ind);
+ read_block(block, (char *)ind);
blk_chg = 0;
- result = check_zone_nr2 (ind + blknr % 256, &blk_chg);
+ result = check_zone_nr2(ind + blknr % 256, &blk_chg);
if (blk_chg)
- write_block (block, (char *) ind);
+ write_block(block, (char *)ind);
return result;
}
blknr -= 256 * 256;
- block = check_zone_nr2 (inode->i_zone + 9, &changed);
- read_block (block, (char *) tind);
+ block = check_zone_nr2(inode->i_zone + 9, &changed);
+ read_block(block, (char *)tind);
blk_chg = 0;
- result = check_zone_nr2 (tind + blknr / (256 * 256), &blk_chg);
+ result = check_zone_nr2(tind + blknr / (256 * 256), &blk_chg);
if (blk_chg)
- write_block (block, (char *) tind);
+ write_block(block, (char *)tind);
block = result;
- read_block (block, (char *) dind);
+ read_block(block, (char *)dind);
blk_chg = 0;
- result = check_zone_nr2 (dind + (blknr / 256) % 256, &blk_chg);
+ result = check_zone_nr2(dind + (blknr / 256) % 256, &blk_chg);
if (blk_chg)
- write_block (block, (char *) dind);
+ write_block(block, (char *)dind);
block = result;
- read_block (block, (char *) ind);
+ read_block(block, (char *)ind);
blk_chg = 0;
- result = check_zone_nr2 (ind + blknr % 256, &blk_chg);
+ result = check_zone_nr2(ind + blknr % 256, &blk_chg);
if (blk_chg)
- write_block (block, (char *) ind);
+ write_block(block, (char *)ind);
return result;
}
static void
write_super_block(void) {
- /*
- * Set the state of the filesystem based on whether or not there
- * are uncorrected errors. The filesystem valid flag is
- * unconditionally set if we get this far.
- */
+ /* v3 super block does not track state */
+ if (fs_version == 3)
+ return;
+ /* Set the state of the filesystem based on whether or not there are
+ * uncorrected errors. The filesystem valid flag is unconditionally
+ * set if we get this far. */
Super.s_state |= MINIX_VALID_FS;
- if ( errors_uncorrected )
+ if (errors_uncorrected)
Super.s_state |= MINIX_ERROR_FS;
else
Super.s_state &= ~MINIX_ERROR_FS;
-
- if (MINIX_BLOCK_SIZE != lseek(IN, MINIX_BLOCK_SIZE, SEEK_SET))
+
+ if (MINIX_BLOCK_SIZE != lseek(device_fd, MINIX_BLOCK_SIZE, SEEK_SET))
die(_("seek failed in write_super_block"));
- if (MINIX_BLOCK_SIZE != write(IN, super_block_buffer, MINIX_BLOCK_SIZE))
+ if (MINIX_BLOCK_SIZE != write(device_fd, super_block_buffer, MINIX_BLOCK_SIZE))
die(_("unable to write super-block"));
-
- return;
}
static void
write_tables(void) {
- write_super_block();
unsigned long buffsz = get_inode_buffer_size();
unsigned long imaps = get_nimaps();
unsigned long zmaps = get_nzmaps();
- if (imaps*MINIX_BLOCK_SIZE != write(IN,inode_map, imaps*MINIX_BLOCK_SIZE))
+ write_super_block();
+
+ if (write_all(device_fd, inode_map, imaps * MINIX_BLOCK_SIZE))
die(_("Unable to write inode map"));
- if (zmaps*MINIX_BLOCK_SIZE != write(IN,zone_map, zmaps*MINIX_BLOCK_SIZE))
+
+ if (write_all(device_fd, zone_map, zmaps * MINIX_BLOCK_SIZE))
die(_("Unable to write zone map"));
- if (buffsz != write(IN,inode_buffer, buffsz))
+
+ if (write_all(device_fd, inode_buffer, buffsz))
die(_("Unable to write inodes"));
}
static void
-get_dirsize (void) {
+get_dirsize(void) {
int block;
char blk[MINIX_BLOCK_SIZE];
- int size;
+ size_t size;
- if (fs_version == 2)
+ if (fs_version == 2 || fs_version == 3)
block = Inode2[ROOT_INO].i_zone[0];
else
block = Inode[ROOT_INO].i_zone[0];
- read_block (block, blk);
- for (size = 16; size < MINIX_BLOCK_SIZE; size <<= 1) {
- if (strcmp (blk + size + 2, "..") == 0) {
+ read_block(block, blk);
+
+ for (size = 16; size + 2 < MINIX_BLOCK_SIZE; size <<= 1) {
+ if (strcmp(blk + size + 2, "..") == 0) {
dirsize = size;
namelen = size - 2;
return;
static void
read_superblock(void) {
- if (MINIX_BLOCK_SIZE != lseek(IN, MINIX_BLOCK_SIZE, SEEK_SET))
+ if (MINIX_BLOCK_SIZE != lseek(device_fd, MINIX_BLOCK_SIZE, SEEK_SET))
die(_("seek failed"));
super_block_buffer = calloc(1, MINIX_BLOCK_SIZE);
if (!super_block_buffer)
die(_("unable to alloc buffer for superblock"));
- if (MINIX_BLOCK_SIZE != read(IN, super_block_buffer, MINIX_BLOCK_SIZE))
+ if (MINIX_BLOCK_SIZE != read(device_fd, super_block_buffer, MINIX_BLOCK_SIZE))
die(_("unable to read super block"));
- if (MAGIC == MINIX_SUPER_MAGIC) {
+ if (Super.s_magic == MINIX_SUPER_MAGIC) {
namelen = 14;
dirsize = 16;
fs_version = 1;
- } else if (MAGIC == MINIX_SUPER_MAGIC2) {
+ } else if (Super.s_magic == MINIX_SUPER_MAGIC2) {
namelen = 30;
dirsize = 32;
fs_version = 1;
- } else if (MAGIC == MINIX2_SUPER_MAGIC) {
+ } else if (Super.s_magic == MINIX2_SUPER_MAGIC) {
namelen = 14;
dirsize = 16;
fs_version = 2;
- } else if (MAGIC == MINIX2_SUPER_MAGIC2) {
+ } else if (Super.s_magic == MINIX2_SUPER_MAGIC2) {
namelen = 30;
dirsize = 32;
fs_version = 2;
+ } else if (Super3.s_magic == MINIX3_SUPER_MAGIC) {
+ namelen = 60;
+ dirsize = 64;
+ fs_version = 3;
} else
die(_("bad magic number in super-block"));
if (get_zone_size() != 0 || MINIX_BLOCK_SIZE != 1024)
die(_("Only 1k blocks/zones supported"));
+ if (get_ninodes() == 0 || get_ninodes() == UINT32_MAX)
+ die(_("bad s_ninodes field in super-block"));
if (get_nimaps() * MINIX_BLOCK_SIZE * 8 < get_ninodes() + 1)
die(_("bad s_imap_blocks field in super-block"));
- if (get_nzmaps() * MINIX_BLOCK_SIZE * 8 < get_nzones() - get_first_zone() + 1)
+ if (get_first_zone() > (off_t) get_nzones())
+ die(_("bad s_firstdatazone field in super-block"));
+ if (get_nzmaps() * MINIX_BLOCK_SIZE * 8 <
+ get_nzones() - get_first_zone() + 1)
die(_("bad s_zmap_blocks field in super-block"));
}
static void
read_tables(void) {
unsigned long inodes = get_ninodes();
- unsigned long buffsz = get_inode_buffer_size();
- unsigned long norm_first_zone = first_zone_data();
- unsigned long first_zone = get_first_zone();
+ size_t buffsz = get_inode_buffer_size();
+ off_t norm_first_zone = first_zone_data();
+ off_t first_zone = get_first_zone();
unsigned long zones = get_nzones();
unsigned long imaps = get_nimaps();
unsigned long zmaps = get_nzmaps();
+ ssize_t rc;
inode_map = malloc(imaps * MINIX_BLOCK_SIZE);
if (!inode_map)
die(_("Unable to allocate buffer for inode map"));
zone_map = malloc(zmaps * MINIX_BLOCK_SIZE);
- if (!inode_map)
+ if (!zone_map)
die(_("Unable to allocate buffer for zone map"));
- memset(inode_map,0,sizeof(inode_map));
- memset(zone_map,0,sizeof(zone_map));
inode_buffer = malloc(buffsz);
if (!inode_buffer)
die(_("Unable to allocate buffer for inodes"));
- inode_count = malloc(inodes + 1);
+ inode_count = calloc(1, inodes + 1);
if (!inode_count)
die(_("Unable to allocate buffer for inode count"));
- zone_count = malloc(zones);
+ zone_count = calloc(1, zones);
if (!zone_count)
die(_("Unable to allocate buffer for zone count"));
- if (imaps*MINIX_BLOCK_SIZE != read(IN,inode_map,imaps*MINIX_BLOCK_SIZE))
+
+ rc = read(device_fd, inode_map, imaps * MINIX_BLOCK_SIZE);
+ if (rc < 0 || imaps * MINIX_BLOCK_SIZE != (size_t) rc)
die(_("Unable to read inode map"));
- if (zmaps*MINIX_BLOCK_SIZE != read(IN,zone_map, zmaps*MINIX_BLOCK_SIZE))
+
+ rc = read(device_fd, zone_map, zmaps * MINIX_BLOCK_SIZE);
+ if (rc < 0 || zmaps * MINIX_BLOCK_SIZE != (size_t) rc)
die(_("Unable to read zone map"));
- if (buffsz != read(IN,inode_buffer, buffsz))
+
+ rc = read(device_fd, inode_buffer, buffsz);
+ if (rc < 0 || buffsz != (size_t) rc)
die(_("Unable to read inodes"));
if (norm_first_zone != first_zone) {
printf(_("Warning: Firstzone != Norm_firstzone\n"));
errors_uncorrected = 1;
}
- get_dirsize ();
+ get_dirsize();
if (show) {
printf(_("%ld inodes\n"), inodes);
printf(_("%ld blocks\n"), zones);
- printf(_("Firstdatazone=%ld (%ld)\n"), first_zone, norm_first_zone);
- printf(_("Zonesize=%d\n"),MINIX_BLOCK_SIZE<<get_zone_size());
- printf(_("Maxsize=%ld\n"), get_max_size());
- printf(_("Filesystem state=%d\n"), Super.s_state);
- printf(_("namelen=%d\n\n"),namelen);
+ printf(_("Firstdatazone=%jd (%jd)\n"),
+ (intmax_t)first_zone, (intmax_t)norm_first_zone);
+ printf(_("Zonesize=%d\n"), MINIX_BLOCK_SIZE << get_zone_size());
+ printf(_("Maxsize=%zu\n"), get_max_size());
+ if (fs_version < 3)
+ printf(_("Filesystem state=%d\n"), Super.s_state);
+ printf(_("namelen=%zd\n\n"), namelen);
}
}
static struct minix_inode *
get_inode(unsigned int nr) {
- struct minix_inode * inode;
+ struct minix_inode *inode;
if (!nr || nr > get_ninodes())
return NULL;
if (!inode_in_use(nr)) {
get_current_name();
printf(_("Inode %d marked unused, "
- "but used for file '%s'\n"),
- nr, current_name);
+ "but used for file '%s'\n"), nr, current_name);
if (repair) {
- if (ask(_("Mark in use"),1))
+ if (ask(_("Mark in use"), 1))
mark_inode(nr);
} else {
- errors_uncorrected = 1;
+ errors_uncorrected = 1;
}
}
if (S_ISDIR(inode->i_mode))
else if (S_ISFIFO(inode->i_mode))
;
else {
- get_current_name();
- printf(_("The file `%s' has mode %05o\n"),
+ get_current_name();
+ printf(_("The file `%s' has mode %05o\n"),
current_name, inode->i_mode);
- }
+ }
} else
links++;
}
static struct minix2_inode *
-get_inode2 (unsigned int nr) {
+get_inode2(unsigned int nr) {
struct minix2_inode *inode;
if (!nr || nr > get_ninodes())
total++;
inode = Inode2 + nr;
if (!inode_count[nr]) {
- if (!inode_in_use (nr)) {
+ if (!inode_in_use(nr)) {
get_current_name();
- printf (_("Inode %d marked unused, "
- "but used for file '%s'\n"),
- nr, current_name);
+ printf(_("Inode %d marked unused, "
+ "but used for file '%s'\n"), nr, current_name);
if (repair) {
- if (ask (_("Mark in use"), 1))
- mark_inode (nr);
+ if (ask(_("Mark in use"), 1))
+ mark_inode(nr);
else
errors_uncorrected = 1;
}
}
- if (S_ISDIR (inode->i_mode))
+ if (S_ISDIR(inode->i_mode))
directory++;
- else if (S_ISREG (inode->i_mode))
+ else if (S_ISREG(inode->i_mode))
regular++;
- else if (S_ISCHR (inode->i_mode))
+ else if (S_ISCHR(inode->i_mode))
chardev++;
- else if (S_ISBLK (inode->i_mode))
+ else if (S_ISBLK(inode->i_mode))
blockdev++;
- else if (S_ISLNK (inode->i_mode))
+ else if (S_ISLNK(inode->i_mode))
symlinks++;
- else if (S_ISSOCK (inode->i_mode));
- else if (S_ISFIFO (inode->i_mode));
+ else if (S_ISSOCK(inode->i_mode)) ;
+ else if (S_ISFIFO(inode->i_mode)) ;
else {
- get_current_name ();
- printf (_("The file `%s' has mode %05o\n"),
- current_name, inode->i_mode);
+ get_current_name();
+ printf(_("The file `%s' has mode %05o\n"),
+ current_name, inode->i_mode);
}
} else
links++;
if (!++inode_count[nr]) {
- printf (_("Warning: inode count too big.\n"));
+ printf(_("Warning: inode count too big.\n"));
inode_count[nr]--;
errors_uncorrected = 1;
}
static void
check_root(void) {
- struct minix_inode * inode = Inode + ROOT_INO;
+ struct minix_inode *inode = Inode + ROOT_INO;
if (!inode || !S_ISDIR(inode->i_mode))
die(_("root inode isn't a directory"));
}
static void
-check_root2 (void) {
+check_root2(void) {
struct minix2_inode *inode = Inode2 + ROOT_INO;
- if (!inode || !S_ISDIR (inode->i_mode))
+ if (!inode || !S_ISDIR(inode->i_mode))
die(_("root inode isn't a directory"));
}
static int
-add_zone(unsigned short * znr, int * corrected) {
+add_zone(unsigned short *znr, int *corrected) {
int block;
block = check_zone_nr(znr, corrected);
get_current_name();
printf(_("Block has been used before. Now in file `%s'."),
current_name);
- if (ask(_("Clear"),1)) {
+ if (ask(_("Clear"), 1)) {
*znr = 0;
block = 0;
*corrected = 1;
get_current_name();
printf(_("Block %d in file `%s' is marked not in use."),
block, current_name);
- if (ask(_("Correct"),1))
+ if (ask(_("Correct"), 1))
mark_zone(block);
}
if (!++zone_count[block])
}
static int
-add_zone2 (unsigned int *znr, int *corrected) {
+add_zone2(unsigned int *znr, int *corrected) {
int block;
- block = check_zone_nr2 (znr, corrected);
+ block = check_zone_nr2(znr, corrected);
if (!block)
return 0;
if (zone_count[block]) {
get_current_name();
- printf (_("Block has been used before. Now in file `%s'."),
- current_name);
- if (ask (_("Clear"), 1)) {
+ printf(_("Block has been used before. Now in file `%s'."),
+ current_name);
+ if (ask(_("Clear"), 1)) {
*znr = 0;
block = 0;
*corrected = 1;
}
if (!block)
return 0;
- if (!zone_in_use (block)) {
+ if (!zone_in_use(block)) {
get_current_name();
- printf (_("Block %d in file `%s' is marked not in use."),
- block, current_name);
- if (ask (_("Correct"), 1))
- mark_zone (block);
+ printf(_("Block %d in file `%s' is marked not in use."),
+ block, current_name);
+ if (ask(_("Correct"), 1))
+ mark_zone(block);
}
if (!++zone_count[block])
zone_count[block]--;
}
static void
-add_zone_ind(unsigned short * znr, int * corrected) {
+add_zone_ind(unsigned short *znr, int *corrected) {
static char blk[MINIX_BLOCK_SIZE];
- int i, chg_blk=0;
+ int i, chg_blk = 0;
int block;
block = add_zone(znr, corrected);
if (!block)
return;
read_block(block, blk);
- for (i=0 ; i < (MINIX_BLOCK_SIZE>>1) ; i++)
- add_zone(i + (unsigned short *) blk, &chg_blk);
+ for (i = 0; i < (MINIX_BLOCK_SIZE >> 1); i++)
+ add_zone(i + (unsigned short *)blk, &chg_blk);
if (chg_blk)
write_block(block, blk);
}
static void
-add_zone_ind2 (unsigned int *znr, int *corrected) {
+add_zone_ind2(unsigned int *znr, int *corrected) {
static char blk[MINIX_BLOCK_SIZE];
int i, chg_blk = 0;
int block;
- block = add_zone2 (znr, corrected);
+ block = add_zone2(znr, corrected);
if (!block)
return;
- read_block (block, blk);
+ read_block(block, blk);
for (i = 0; i < MINIX_BLOCK_SIZE >> 2; i++)
- add_zone2 (i + (unsigned int *) blk, &chg_blk);
+ add_zone2(i + (unsigned int *)blk, &chg_blk);
if (chg_blk)
- write_block (block, blk);
+ write_block(block, blk);
}
static void
-add_zone_dind(unsigned short * znr, int * corrected) {
+add_zone_dind(unsigned short *znr, int *corrected) {
static char blk[MINIX_BLOCK_SIZE];
- int i, blk_chg=0;
+ int i, blk_chg = 0;
int block;
block = add_zone(znr, corrected);
if (!block)
return;
read_block(block, blk);
- for (i=0 ; i < (MINIX_BLOCK_SIZE>>1) ; i++)
- add_zone_ind(i + (unsigned short *) blk, &blk_chg);
+ for (i = 0; i < (MINIX_BLOCK_SIZE >> 1); i++)
+ add_zone_ind(i + (unsigned short *)blk, &blk_chg);
if (blk_chg)
write_block(block, blk);
}
static void
-add_zone_dind2 (unsigned int *znr, int *corrected) {
+add_zone_dind2(unsigned int *znr, int *corrected) {
static char blk[MINIX_BLOCK_SIZE];
int i, blk_chg = 0;
int block;
- block = add_zone2 (znr, corrected);
+ block = add_zone2(znr, corrected);
if (!block)
return;
- read_block (block, blk);
+ read_block(block, blk);
for (i = 0; i < MINIX_BLOCK_SIZE >> 2; i++)
- add_zone_ind2 (i + (unsigned int *) blk, &blk_chg);
+ add_zone_ind2(i + (unsigned int *)blk, &blk_chg);
if (blk_chg)
- write_block (block, blk);
+ write_block(block, blk);
}
static void
-add_zone_tind2 (unsigned int *znr, int *corrected) {
+add_zone_tind2(unsigned int *znr, int *corrected) {
static char blk[MINIX_BLOCK_SIZE];
int i, blk_chg = 0;
int block;
- block = add_zone2 (znr, corrected);
+ block = add_zone2(znr, corrected);
if (!block)
return;
- read_block (block, blk);
+ read_block(block, blk);
for (i = 0; i < MINIX_BLOCK_SIZE >> 2; i++)
- add_zone_dind2 (i + (unsigned int *) blk, &blk_chg);
+ add_zone_dind2(i + (unsigned int *)blk, &blk_chg);
if (blk_chg)
- write_block (block, blk);
+ write_block(block, blk);
}
static void
if (!S_ISDIR(inode->i_mode) && !S_ISREG(inode->i_mode) &&
!S_ISLNK(inode->i_mode))
return;
- for (i=0 ; i<7 ; i++)
+ for (i = 0; i < 7; i++)
add_zone(i + inode->i_zone, &changed);
add_zone_ind(7 + inode->i_zone, &changed);
add_zone_dind(8 + inode->i_zone, &changed);
}
static void
-check_zones2 (unsigned int i) {
+check_zones2(unsigned int i) {
struct minix2_inode *inode;
if (!i || i > get_ninodes())
if (inode_count[i] > 1) /* have we counted this file already? */
return;
inode = Inode2 + i;
- if (!S_ISDIR (inode->i_mode) && !S_ISREG (inode->i_mode)
- && !S_ISLNK (inode->i_mode))
+ if (!S_ISDIR(inode->i_mode) && !S_ISREG(inode->i_mode)
+ && !S_ISLNK(inode->i_mode))
return;
for (i = 0; i < 7; i++)
- add_zone2 (i + inode->i_zone, &changed);
- add_zone_ind2 (7 + inode->i_zone, &changed);
- add_zone_dind2 (8 + inode->i_zone, &changed);
- add_zone_tind2 (9 + inode->i_zone, &changed);
+ add_zone2(i + inode->i_zone, &changed);
+ add_zone_ind2(7 + inode->i_zone, &changed);
+ add_zone_dind2(8 + inode->i_zone, &changed);
+ add_zone_tind2(9 + inode->i_zone, &changed);
}
static void
-check_file(struct minix_inode * dir, unsigned int offset) {
- static char blk[MINIX_BLOCK_SIZE];
- struct minix_inode * inode;
- int ino;
- char * name;
+check_file(struct minix_inode *dir, unsigned int offset) {
+ static char blk[MINIX_BLOCK_SIZE + 2];
+ struct minix_inode *inode;
+ unsigned int ino;
+ char *name;
int block;
- block = map_block(dir,offset/MINIX_BLOCK_SIZE);
+ block = map_block(dir, offset / MINIX_BLOCK_SIZE);
read_block(block, blk);
name = blk + (offset % MINIX_BLOCK_SIZE) + 2;
- ino = * (unsigned short *) (name-2);
+ ino = *(unsigned short *)(name - 2);
if (ino > get_ninodes()) {
get_current_name();
printf(_("The directory '%s' contains a bad inode number "
- "for file '%.*s'."),
- current_name, namelen, name);
- if (ask(_(" Remove"),1)) {
- *(unsigned short *)(name-2) = 0;
+ "for file '%.*s'."), current_name, (int)namelen, name);
+ if (ask(_(" Remove"), 1)) {
+ *(unsigned short *)(name - 2) = 0;
write_block(block, blk);
}
ino = 0;
- }
+ }
if (name_depth < MAX_DEPTH)
- strncpy (name_list[name_depth], name, namelen);
+ xstrncpy(name_list[name_depth], name, namelen);
+ else
+ return;
name_depth++;
inode = get_inode(ino);
name_depth--;
if (!offset) {
- if (!inode || strcmp(".",name)) {
+ if (!inode || strcmp(".", name) != 0) {
get_current_name();
printf(_("%s: bad directory: '.' isn't first\n"),
current_name);
errors_uncorrected = 1;
- } else return;
+ } else
+ return;
}
if (offset == dirsize) {
- if (!inode || strcmp("..",name)) {
+ if (!inode || strcmp("..", name) != 0) {
get_current_name();
printf(_("%s: bad directory: '..' isn't second\n"),
current_name);
errors_uncorrected = 1;
- } else return;
+ } else
+ return;
}
if (!inode)
return;
if (name_depth < MAX_DEPTH)
- strncpy(name_list[name_depth], name, namelen);
- name_depth++;
+ xstrncpy(name_list[name_depth], name, namelen);
+ else
+ return;
+ name_depth++;
if (list) {
if (verbose)
printf("%6d %07o %3d ", ino,
if (inode && S_ISDIR(inode->i_mode))
recursive_check(ino);
name_depth--;
- return;
}
static void
-check_file2 (struct minix2_inode *dir, unsigned int offset) {
- static char blk[MINIX_BLOCK_SIZE];
+check_file2(struct minix2_inode *dir, unsigned int offset) {
+ static char blk[MINIX_BLOCK_SIZE + 4];
struct minix2_inode *inode;
- int ino;
+ ino_t ino;
char *name;
int block;
+ const int version_offset = fs_version == 3 ? 4 : 2;
- block = map_block2 (dir, offset / MINIX_BLOCK_SIZE);
- read_block (block, blk);
- name = blk + (offset % MINIX_BLOCK_SIZE) + 2;
- ino = *(unsigned short *) (name - 2);
+ block = map_block2(dir, offset / MINIX_BLOCK_SIZE);
+ read_block(block, blk);
+ name = blk + (offset % MINIX_BLOCK_SIZE) + version_offset;
+ ino = version_offset == 4 ? *(uint32_t *)(name - version_offset)
+ : *(uint16_t *)(name - version_offset);
if (ino > get_ninodes()) {
get_current_name();
printf(_("The directory '%s' contains a bad inode number "
- "for file '%.*s'."),
- current_name, namelen, name);
- if (ask (_(" Remove"), 1)) {
- *(unsigned short *) (name - 2) = 0;
- write_block (block, blk);
+ "for file '%.*s'."), current_name, (int)namelen, name);
+ if (ask(_(" Remove"), 1)) {
+ memset(name - version_offset, 0, version_offset);
+ write_block(block, blk);
}
ino = 0;
}
if (name_depth < MAX_DEPTH)
- strncpy (name_list[name_depth], name, namelen);
+ xstrncpy(name_list[name_depth], name, namelen);
+ else
+ return;
name_depth++;
- inode = get_inode2 (ino);
+ inode = get_inode2(ino);
name_depth--;
if (!offset) {
- if (!inode || strcmp (".", name)) {
- get_current_name ();
- printf (_("%s: bad directory: '.' isn't first\n"),
- current_name);
+ if (!inode || strcmp(".", name) != 0) {
+ get_current_name();
+ printf(_("%s: bad directory: '.' isn't first\n"),
+ current_name);
errors_uncorrected = 1;
} else
return;
}
if (offset == dirsize) {
- if (!inode || strcmp ("..", name)) {
- get_current_name ();
- printf (_("%s: bad directory: '..' isn't second\n"),
- current_name);
+ if (!inode || strcmp("..", name) != 0) {
+ get_current_name();
+ printf(_("%s: bad directory: '..' isn't second\n"),
+ current_name);
errors_uncorrected = 1;
} else
return;
name_depth++;
if (list) {
if (verbose)
- printf ("%6d %07o %3d ", ino, inode->i_mode,
- inode->i_nlinks);
- get_current_name ();
+ printf("%6ju %07o %3d ", (uintmax_t)ino, inode->i_mode,
+ inode->i_nlinks);
+ get_current_name();
printf("%s", current_name);
- if (S_ISDIR (inode->i_mode))
- printf (":\n");
+ if (S_ISDIR(inode->i_mode))
+ printf(":\n");
else
- printf ("\n");
+ printf("\n");
}
- check_zones2 (ino);
- if (inode && S_ISDIR (inode->i_mode))
- recursive_check2 (ino);
+ check_zones2(ino);
+ if (inode && S_ISDIR(inode->i_mode))
+ recursive_check2(ino);
name_depth--;
- return;
}
static void
recursive_check(unsigned int ino) {
- struct minix_inode * dir;
- unsigned int offset;
+ struct minix_inode *dir;
+ off_t offset;
dir = Inode + ino;
if (!S_ISDIR(dir->i_mode))
die(_("internal error"));
if (dir->i_size < 2 * dirsize) {
get_current_name();
- printf(_("%s: bad directory: size < 32"),
- current_name);
+ printf(_("%s: bad directory: size < 32"), current_name);
errors_uncorrected = 1;
}
- for (offset = 0 ; offset < dir->i_size ; offset += dirsize)
- check_file(dir,offset);
+
+ if ((!repair || automatic) && !is_valid_zone_nr(*dir->i_zone)) {
+ get_current_name();
+ printf(_("%s: bad directory: invalid i_zone, use --repair to fix\n"), current_name);
+ return;
+ }
+ for (offset = 0; offset < dir->i_size; offset += dirsize)
+ check_file(dir, offset);
}
static void
-recursive_check2 (unsigned int ino) {
+recursive_check2(unsigned int ino) {
struct minix2_inode *dir;
- unsigned int offset;
+ off_t offset;
dir = Inode2 + ino;
- if (!S_ISDIR (dir->i_mode))
+ if (!S_ISDIR(dir->i_mode))
die(_("internal error"));
if (dir->i_size < 2 * dirsize) {
- get_current_name ();
- printf (_("%s: bad directory: size < 32"),
- current_name);
+ get_current_name();
+ printf(_("%s: bad directory: size < 32"), current_name);
errors_uncorrected = 1;
}
for (offset = 0; offset < dir->i_size; offset += dirsize)
- check_file2 (dir, offset);
+ check_file2(dir, offset);
}
static int
bad_zone(int i) {
char buffer[1024];
- if (MINIX_BLOCK_SIZE*i != lseek(IN, MINIX_BLOCK_SIZE*i, SEEK_SET))
+ if (MINIX_BLOCK_SIZE * i != lseek(device_fd, MINIX_BLOCK_SIZE * i, SEEK_SET))
die(_("seek failed in bad_zone"));
- return (MINIX_BLOCK_SIZE != read(IN, buffer, MINIX_BLOCK_SIZE));
+ return (MINIX_BLOCK_SIZE != read(device_fd, buffer, MINIX_BLOCK_SIZE));
}
static void
check_counts(void) {
- int i;
+ unsigned long i;
- for (i=1 ; i <= get_ninodes(); i++) {
+ for (i = 1; i <= get_ninodes(); i++) {
if (!inode_in_use(i) && Inode[i].i_mode && warn_mode) {
- printf(_("Inode %d mode not cleared."),i);
- if (ask(_("Clear"),1)) {
+ printf(_("Inode %lu mode not cleared."), i);
+ if (ask(_("Clear"), 1)) {
Inode[i].i_mode = 0;
changed = 1;
}
if (!inode_count[i]) {
if (!inode_in_use(i))
continue;
- printf(_("Inode %d not used, marked used in the bitmap."),i);
- if (ask(_("Clear"),1))
+ printf(_("Inode %lu not used, marked used in the bitmap."), i);
+ if (ask(_("Clear"), 1))
unmark_inode(i);
continue;
}
if (!inode_in_use(i)) {
- printf(_("Inode %d used, marked unused in the bitmap."),
- i);
- if (ask(_("Set"),1))
+ printf(_("Inode %lu used, marked unused in the bitmap."), i);
+ if (ask(_("Set"), 1))
mark_inode(i);
}
if (Inode[i].i_nlinks != inode_count[i]) {
- printf(_("Inode %d (mode = %07o), i_nlinks=%d, counted=%d."),
- i,Inode[i].i_mode,Inode[i].i_nlinks,inode_count[i]);
- if (ask(_("Set i_nlinks to count"),1)) {
- Inode[i].i_nlinks=inode_count[i];
- changed=1;
+ printf(_("Inode %lu (mode = %07o), i_nlinks=%d, counted=%d."),
+ i, Inode[i].i_mode, Inode[i].i_nlinks,
+ inode_count[i]);
+ if (ask(_("Set i_nlinks to count"), 1)) {
+ Inode[i].i_nlinks = inode_count[i];
+ changed = 1;
}
}
}
- for (i=get_first_zone() ; i < get_nzones() ; i++) {
+ for (i = get_first_zone(); i < get_nzones(); i++) {
if (zone_in_use(i) == zone_count[i])
continue;
if (!zone_count[i]) {
if (bad_zone(i))
continue;
- printf(_("Zone %d: marked in use, no file uses it."),i);
- if (ask(_("Unmark"),1))
+ printf(_("Zone %lu: marked in use, no file uses it."),
+ i);
+ if (ask(_("Unmark"), 1))
unmark_zone(i);
continue;
}
if (zone_in_use(i))
- printf(_("Zone %d: in use, counted=%d\n"),
+ printf(_("Zone %lu: in use, counted=%d\n"),
i, zone_count[i]);
else
- printf(_("Zone %d: not in use, counted=%d\n"),
+ printf(_("Zone %lu: not in use, counted=%d\n"),
i, zone_count[i]);
}
}
static void
-check_counts2 (void) {
- int i;
+check_counts2(void) {
+ unsigned long i;
for (i = 1; i <= get_ninodes(); i++) {
- if (!inode_in_use (i) && Inode2[i].i_mode && warn_mode) {
- printf (_("Inode %d mode not cleared."), i);
- if (ask (_("Clear"), 1)) {
+ if (!inode_in_use(i) && Inode2[i].i_mode && warn_mode) {
+ printf(_("Inode %lu mode not cleared."), i);
+ if (ask(_("Clear"), 1)) {
Inode2[i].i_mode = 0;
changed = 1;
}
}
if (!inode_count[i]) {
- if (!inode_in_use (i))
+ if (!inode_in_use(i))
continue;
- printf (_("Inode %d not used, marked used in the bitmap."), i);
- if (ask (_("Clear"), 1))
- unmark_inode (i);
+ printf(_("Inode %lu not used, marked used in the bitmap."), i);
+ if (ask(_("Clear"), 1))
+ unmark_inode(i);
continue;
}
- if (!inode_in_use (i)) {
- printf (_("Inode %d used, marked unused in the bitmap."), i);
- if (ask (_("Set"), 1))
- mark_inode (i);
+ if (!inode_in_use(i)) {
+ printf(_("Inode %lu used, marked unused in the bitmap."), i);
+ if (ask(_("Set"), 1))
+ mark_inode(i);
}
if (Inode2[i].i_nlinks != inode_count[i]) {
- printf (_("Inode %d (mode = %07o), i_nlinks=%d, counted=%d."),
- i, Inode2[i].i_mode, Inode2[i].i_nlinks, inode_count[i]);
- if (ask (_("Set i_nlinks to count"), 1)) {
+ printf(_("Inode %lu (mode = %07o), i_nlinks=%d, counted=%d."),
+ i, Inode2[i].i_mode, Inode2[i].i_nlinks,
+ inode_count[i]);
+ if (ask(_("Set i_nlinks to count"), 1)) {
Inode2[i].i_nlinks = inode_count[i];
changed = 1;
}
}
}
for (i = get_first_zone(); i < get_nzones(); i++) {
- if (zone_in_use (i) == zone_count[i])
+ if (zone_in_use(i) == zone_count[i])
continue;
if (!zone_count[i]) {
- if (bad_zone (i))
+ if (bad_zone(i))
continue;
- printf (_("Zone %d: marked in use, no file uses it."),
- i);
- if (ask (_("Unmark"), 1))
- unmark_zone (i);
+ printf(_("Zone %lu: marked in use, no file uses it."),
+ i);
+ if (ask(_("Unmark"), 1))
+ unmark_zone(i);
continue;
}
- if (zone_in_use (i))
- printf (_("Zone %d: in use, counted=%d\n"),
- i, zone_count[i]);
+ if (zone_in_use(i))
+ printf(_("Zone %lu: in use, counted=%d\n"),
+ i, zone_count[i]);
else
- printf (_("Zone %d: not in use, counted=%d\n"),
- i, zone_count[i]);
+ printf(_("Zone %lu: not in use, counted=%d\n"),
+ i, zone_count[i]);
}
}
static void
check(void) {
- memset(inode_count,0,(get_ninodes() + 1) * sizeof(*inode_count));
- memset(zone_count,0, get_nzones()*sizeof(*zone_count));
+ memset(inode_count, 0, (get_ninodes() + 1) * sizeof(*inode_count));
+ memset(zone_count, 0, get_nzones() * sizeof(*zone_count));
check_zones(ROOT_INO);
recursive_check(ROOT_INO);
check_counts();
}
static void
-check2 (void) {
- memset (inode_count, 0, (get_ninodes() + 1) * sizeof (*inode_count));
- memset (zone_count, 0, get_nzones() * sizeof (*zone_count));
- check_zones2 (ROOT_INO);
- recursive_check2 (ROOT_INO);
- check_counts2 ();
+check2(void) {
+ memset(inode_count, 0, (get_ninodes() + 1) * sizeof(*inode_count));
+ memset(zone_count, 0, get_nzones() * sizeof(*zone_count));
+ check_zones2(ROOT_INO);
+ recursive_check2(ROOT_INO);
+ check_counts2();
}
int
-main(int argc, char ** argv) {
+main(int argc, char **argv) {
struct termios tmp;
int count;
- int retcode = 0;
- char *p;
-
- program_name = (argc && *argv) ? argv[0] : "fsck.minix";
- if ((p = strrchr(program_name, '/')) != NULL)
- program_name = p+1;
+ int retcode = FSCK_EX_OK;
+ int i;
+ static const struct option longopts[] = {
+ {"list", no_argument, NULL, 'l'},
+ {"auto", no_argument, NULL, 'a'},
+ {"repair", no_argument, NULL, 'r'},
+ {"verbose", no_argument, NULL, 'v'},
+ {"super", no_argument, NULL, 's'},
+ {"uncleared", no_argument, NULL, 'm'},
+ {"force", no_argument, NULL, 'f'},
+ {"version", no_argument, NULL, 'V'},
+ {"help", no_argument, NULL, 'h'},
+ {NULL, 0, NULL, 0}
+ };
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE, LOCALEDIR);
textdomain(PACKAGE);
+ close_stdout_atexit();
- if (argc == 2 &&
- (!strcmp(argv[1], "-V") || !strcmp(argv[1], "--version"))) {
- printf(_("%s (%s)\n"), program_name, PACKAGE_STRING);
- exit(0);
- }
+ strutils_set_exitcode(FSCK_EX_USAGE);
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != MINIX_BLOCK_SIZE)
die(_("bad inode size"));
if (INODE2_SIZE * MINIX2_INODES_PER_BLOCK != MINIX_BLOCK_SIZE)
die(_("bad v2 inode size"));
- while (argc-- > 1) {
- argv++;
- if (argv[0][0] != '-') {
- if (device_name)
- usage();
- else
- device_name = argv[0];
- } else while (*++argv[0])
- switch (argv[0][0]) {
- case 'l': list=1; break;
- case 'a': automatic=1; repair=1; break;
- case 'r': automatic=0; repair=1; break;
- case 'v': verbose=1; break;
- case 's': show=1; break;
- case 'm': warn_mode=1; break;
- case 'f': force=1; break;
- default: usage();
- }
+ while ((i = getopt_long(argc, argv, "larvsmfVh", longopts, NULL)) != -1)
+ switch (i) {
+ case 'l':
+ list = 1;
+ break;
+ case 'a':
+ automatic = 1;
+ repair = 1;
+ break;
+ case 'r':
+ automatic = 0;
+ repair = 1;
+ break;
+ case 'v':
+ verbose = 1;
+ break;
+ case 's':
+ show = 1;
+ break;
+ case 'm':
+ warn_mode = 1;
+ break;
+ case 'f':
+ force = 1;
+ break;
+ case 'V':
+ print_version(FSCK_EX_OK);
+ case 'h':
+ usage();
+ default:
+ errtryhelp(FSCK_EX_USAGE);
+ }
+ argc -= optind;
+ argv += optind;
+ if (0 < argc) {
+ device_name = argv[0];
+ } else {
+ warnx(_("no device specified"));
+ errtryhelp(FSCK_EX_USAGE);
}
- if (!device_name)
- usage();
check_mount(); /* trying to check a mounted filesystem? */
- if (repair && !automatic) {
- if (!isatty(0) || !isatty(1))
- die(_("need terminal for interactive repairs"));
- }
- IN = open(device_name,repair?O_RDWR:O_RDONLY);
- if (IN < 0)
- die(_("unable to open '%s': %s"), device_name, strerror(errno));
- for (count=0 ; count<3 ; count++)
+ if (repair && !automatic && (!isatty(STDIN_FILENO) || !isatty(STDOUT_FILENO)))
+ die(_("need terminal for interactive repairs"));
+
+ device_fd = open(device_name, repair ? O_RDWR : O_RDONLY);
+ if (device_fd < 0)
+ die(_("cannot open %s: %s"), device_name, strerror(errno));
+ for (count = 0; count < 3; count++)
sync();
read_superblock();
- /*
- * Determine whether or not we should continue with the checking.
- * This is based on the status of the filesystem valid and error
- * flags and whether or not the -f switch was specified on the
- * command line.
- */
- if ( !(Super.s_state & MINIX_ERROR_FS) &&
- (Super.s_state & MINIX_VALID_FS) &&
- !force ) {
+ /* Determine whether or not we should continue with the checking. This
+ * is based on the status of the filesystem valid and error flags and
+ * whether or not the -f switch was specified on the command line. */
+ if (fs_version < 3 && !(Super.s_state & MINIX_ERROR_FS) &&
+ (Super.s_state & MINIX_VALID_FS) && !force) {
if (repair)
printf(_("%s is clean, no check.\n"), device_name);
return retcode;
}
- else if (force)
+
+ if (force)
printf(_("Forcing filesystem check on %s.\n"), device_name);
else if (repair)
- printf(_("Filesystem on %s is dirty, needs checking.\n"),\
- device_name);
+ printf(_("Filesystem on %s is dirty, needs checking.\n"),
+ device_name);
read_tables();
- /* Restore the terminal state on fatal signals.
- * We don't do this for SIGALRM, SIGUSR1 or SIGUSR2.
- */
+ /* Restore the terminal state on fatal signals. We don't do this for
+ * SIGALRM, SIGUSR1 or SIGUSR2. */
signal(SIGINT, fatalsig);
signal(SIGQUIT, fatalsig);
signal(SIGTERM, fatalsig);
if (repair && !automatic) {
- tcgetattr(0,&termios);
+ tcgetattr(STDIN_FILENO, &termios);
tmp = termios;
- tmp.c_lflag &= ~(ICANON|ECHO);
- tcsetattr(0,TCSANOW,&tmp);
+ tmp.c_lflag &= ~(ICANON | ECHO);
+ tcsetattr(STDIN_FILENO, TCSANOW, &tmp);
termios_set = 1;
}
- if (fs_version == 2) {
- check_root2 ();
- check2 ();
+ if (fs_version == 2 || fs_version == 3) {
+ check_root2();
+ check2();
} else {
check_root();
check();
}
if (verbose) {
- int i, free;
+ unsigned long inode, free;
- for (i=1,free=0 ; i <= get_ninodes() ; i++)
- if (!inode_in_use(i))
+ for (inode = 1, free = 0; inode <= get_ninodes(); inode++)
+ if (!inode_in_use(inode))
free++;
- printf(_("\n%6ld inodes used (%ld%%)\n"),(get_ninodes()-free),
- 100*(get_ninodes()-free)/get_ninodes());
- for (i=get_first_zone(),free=0 ; i < get_nzones(); i++)
- if (!zone_in_use(i))
+ printf(_("\n%6ld inodes used (%ld%%)\n"),
+ (get_ninodes() - free),
+ 100 * (get_ninodes() - free) / get_ninodes());
+ for (inode = get_first_zone(), free = 0; inode < get_nzones(); inode++)
+ if (!zone_in_use(inode))
free++;
- printf(_("%6ld zones used (%ld%%)\n"),(get_nzones()-free),
- 100*(get_nzones()-free)/get_nzones());
+ printf(_("%6ld zones used (%ld%%)\n"), (get_nzones() - free),
+ 100 * (get_nzones() - free) / get_nzones());
printf(_("\n%6d regular files\n"
- "%6d directories\n"
- "%6d character device files\n"
- "%6d block device files\n"
- "%6d links\n"
- "%6d symbolic links\n"
- "------\n"
- "%6d files\n"),
- regular,directory,chardev,blockdev,
- links-2*directory+1,symlinks,total-2*directory+1);
+ "%6d directories\n"
+ "%6d character device files\n"
+ "%6d block device files\n"
+ "%6d links\n"
+ "%6d symbolic links\n"
+ "------\n"
+ "%6d files\n"),
+ regular, directory, chardev, blockdev,
+ links - 2 * directory + 1, symlinks,
+ total - 2 * directory + 1);
}
if (changed) {
write_tables();
- printf(_( "----------------------------\n"
- "FILE SYSTEM HAS BEEN CHANGED\n"
- "----------------------------\n"));
- for (count=0 ; count<3 ; count++)
+ printf(_("----------------------------\n"
+ "FILE SYSTEM HAS BEEN CHANGED\n"
+ "----------------------------\n"));
+ for (count = 0; count < 3; count++)
sync();
- }
- else if ( repair )
+ } else if (repair)
write_super_block();
-
+
if (repair && !automatic)
- tcsetattr(0,TCSANOW,&termios);
+ tcsetattr(STDIN_FILENO, TCSANOW, &termios);
+ if (close_fd(device_fd) != 0)
+ err(FSCK_EX_ERROR, _("write failed"));
if (changed)
- retcode += 3;
+ retcode += 3;
if (errors_uncorrected)
- retcode += 4;
+ retcode += 4;
return retcode;
}