+/* vi: set sw=4 ts=4: */
/*
* mkfs.c - make a linux (minix) file-system.
*
*
* 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 :-).
+ *
+ * Modified for BusyBox by Erik Andersen <andersen@debian.org> --
+ * removed getopt based parser and added a hand rolled one.
*/
+#include "busybox.h"
#include <stdio.h>
#include <time.h>
#include <unistd.h>
#include <ctype.h>
#include <stdlib.h>
#include <termios.h>
-#include <sys/stat.h>
#include <sys/ioctl.h>
+#include <sys/param.h>
#include <mntent.h>
-#include <getopt.h>
-#include <linux/fs.h>
-#include <linux/minix_fs.h>
-#include "nls.h"
-#include "../version.h"
+typedef unsigned char u8;
+typedef unsigned short u16;
+typedef unsigned int u32;
-#ifdef MINIX2_SUPER_MAGIC2
-#define HAVE_MINIX2 1
-#endif
-#ifndef __GNUC__
-#error "needs gcc for the bitop-__asm__'s"
+#define MINIX_ROOT_INO 1
+#define MINIX_LINK_MAX 250
+#define MINIX2_LINK_MAX 65530
+
+#define MINIX_I_MAP_SLOTS 8
+#define MINIX_Z_MAP_SLOTS 64
+#define MINIX_SUPER_MAGIC 0x137F /* original minix fs */
+#define MINIX_SUPER_MAGIC2 0x138F /* minix fs, 30 char names */
+#define MINIX2_SUPER_MAGIC 0x2468 /* minix V2 fs */
+#define MINIX2_SUPER_MAGIC2 0x2478 /* minix V2 fs, 30 char names */
+#define MINIX_VALID_FS 0x0001 /* Clean fs. */
+#define MINIX_ERROR_FS 0x0002 /* fs has errors. */
+
+#define MINIX_INODES_PER_BLOCK ((BLOCK_SIZE)/(sizeof (struct minix_inode)))
+#define MINIX2_INODES_PER_BLOCK ((BLOCK_SIZE)/(sizeof (struct minix2_inode)))
+
+#define MINIX_V1 0x0001 /* original minix fs */
+#define MINIX_V2 0x0002 /* minix V2 fs */
+
+#define INODE_VERSION(inode) inode->i_sb->u.minix_sb.s_version
+
+/*
+ * This is the original minix inode layout on disk.
+ * Note the 8-bit gid and atime and ctime.
+ */
+struct minix_inode {
+ u16 i_mode;
+ u16 i_uid;
+ u32 i_size;
+ u32 i_time;
+ u8 i_gid;
+ u8 i_nlinks;
+ u16 i_zone[9];
+};
+
+/*
+ * The new minix inode has all the time entries, as well as
+ * long block numbers and a third indirect block (7+1+1+1
+ * instead of 7+1+1). Also, some previously 8-bit values are
+ * now 16-bit. The inode is now 64 bytes instead of 32.
+ */
+struct minix2_inode {
+ u16 i_mode;
+ u16 i_nlinks;
+ u16 i_uid;
+ u16 i_gid;
+ u32 i_size;
+ u32 i_atime;
+ u32 i_mtime;
+ u32 i_ctime;
+ u32 i_zone[10];
+};
+
+/*
+ * minix super-block data on disk
+ */
+struct minix_super_block {
+ u16 s_ninodes;
+ u16 s_nzones;
+ u16 s_imap_blocks;
+ u16 s_zmap_blocks;
+ u16 s_firstdatazone;
+ u16 s_log_zone_size;
+ u32 s_max_size;
+ u16 s_magic;
+ u16 s_state;
+ u32 s_zones;
+};
+
+struct minix_dir_entry {
+ u16 inode;
+ char name[0];
+};
+
+#define BLOCK_SIZE_BITS 10
+#define BLOCK_SIZE (1<<BLOCK_SIZE_BITS)
+
+#define NAME_MAX 255 /* # chars in a file name */
+
+#define MINIX_INODES_PER_BLOCK ((BLOCK_SIZE)/(sizeof (struct minix_inode)))
+
+#define MINIX_VALID_FS 0x0001 /* Clean fs. */
+#define MINIX_ERROR_FS 0x0002 /* fs has errors. */
+
+#define MINIX_SUPER_MAGIC 0x137F /* original minix fs */
+#define MINIX_SUPER_MAGIC2 0x138F /* minix fs, 30 char names */
+
+#ifndef BLKGETSIZE
+#define BLKGETSIZE _IO(0x12,96) /* return device size */
#endif
+
#ifndef __linux__
#define volatile
#endif
#define UPPER(size,n) (((size)+((n)-1))/(n))
#define INODE_SIZE (sizeof(struct minix_inode))
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
#define INODE_SIZE2 (sizeof(struct minix2_inode))
#define INODE_BLOCKS UPPER(INODES, (version2 ? MINIX2_INODES_PER_BLOCK \
: MINIX_INODES_PER_BLOCK))
#define BITS_PER_BLOCK (BLOCK_SIZE<<3)
-static char * program_name = "mkfs";
-static char * device_name = NULL;
+static char *device_name = NULL;
static int DEV = -1;
static long BLOCKS = 0;
static int check = 0;
static int badblocks = 0;
-static int namelen = 30; /* default (changed to 30, per Linus's
- suggestion, Sun Nov 21 08:05:07 1993) */
+static int namelen = 30; /* default (changed to 30, per Linus's
+
+ suggestion, Sun Nov 21 08:05:07 1993) */
static int dirsize = 32;
static int magic = MINIX_SUPER_MAGIC2;
static int version2 = 0;
static char root_block[BLOCK_SIZE] = "\0";
-static char * inode_buffer = NULL;
+static char *inode_buffer = NULL;
+
#define Inode (((struct minix_inode *) inode_buffer)-1)
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
#define Inode2 (((struct minix2_inode *) inode_buffer)-1)
#endif
static char super_block_buffer[BLOCK_SIZE];
static char boot_block_buffer[512];
+
#define Super (*(struct minix_super_block *)super_block_buffer)
#define INODES ((unsigned long)Super.s_ninodes)
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
#define ZONES ((unsigned long)(version2 ? Super.s_zones : Super.s_nzones))
#else
#define ZONES ((unsigned long)(Super.s_nzones))
static int used_good_blocks = 0;
static unsigned long req_nr_inodes = 0;
-#include "bitops.h"
-
+static inline int bit(char * a,unsigned int i)
+{
+ return (a[i >> 3] & (1<<(i & 7))) != 0;
+}
#define inode_in_use(x) (bit(inode_map,(x)))
#define zone_in_use(x) (bit(zone_map,(x)-FIRSTZONE+1))
#define mark_zone(x) (setbit(zone_map,(x)-FIRSTZONE+1))
#define unmark_zone(x) (clrbit(zone_map,(x)-FIRSTZONE+1))
-/*
- * Volatile to let gcc know that this doesn't return. When trying
- * to compile this under minix, volatile gives a warning, as
- * exit() isn't defined as volatile under minix.
- */
-volatile void fatal_error(const char * fmt_string,int status)
-{
- fprintf(stderr,fmt_string,program_name,device_name);
- exit(status);
-}
-
-volatile void die(char *str) {
- fprintf(stderr, "%s: %s\n", program_name, str);
- exit(8);
-}
-
-volatile void usage()
+static __attribute__ ((noreturn)) void show_usage()
{
- fprintf(stderr, "%s (%s)\n", program_name, util_linux_version);
- fprintf(stderr,
- _("Usage: %s [-c | -l filename] [-nXX] [-iXX] /dev/name [blocks]\n"),
- program_name);
- exit(16);
+ usage(mkfs_minix_usage);
}
/*
*/
static void check_mount(void)
{
- FILE * f;
- struct mntent * mnt;
+ FILE *f;
+ struct mntent *mnt;
- if ((f = setmntent (MOUNTED, "r")) == NULL)
+ if ((f = setmntent(MOUNTED, "r")) == NULL)
return;
- while ((mnt = getmntent (f)) != NULL)
- if (strcmp (device_name, mnt->mnt_fsname) == 0)
+ while ((mnt = getmntent(f)) != NULL)
+ if (strcmp(device_name, mnt->mnt_fsname) == 0)
break;
- endmntent (f);
+ endmntent(f);
if (!mnt)
return;
- die(_("%s is mounted; will not make a filesystem here!"));
+ error_msg_and_die("%s is mounted; will not make a filesystem here!", device_name);
}
-static long valid_offset (int fd, int offset)
+static long valid_offset(int fd, int offset)
{
char ch;
- if (lseek (fd, offset, 0) < 0)
+ if (lseek(fd, offset, 0) < 0)
return 0;
- if (read (fd, &ch, 1) < 1)
+ if (read(fd, &ch, 1) < 1)
return 0;
return 1;
}
-static int count_blocks (int fd)
+static int count_blocks(int fd)
{
int high, low;
low = 0;
- for (high = 1; valid_offset (fd, high); high *= 2)
+ for (high = 1; valid_offset(fd, high); high *= 2)
low = high;
- while (low < high - 1)
- {
+ while (low < high - 1) {
const int mid = (low + high) / 2;
- if (valid_offset (fd, mid))
+ if (valid_offset(fd, mid))
low = mid;
else
high = mid;
}
- valid_offset (fd, 0);
+ valid_offset(fd, 0);
return (low + 1);
}
-static int get_size(const char *file)
+static int get_size(const char *file)
{
- int fd;
- long size;
+ int fd;
+ long size;
- fd = open(file, O_RDWR);
- if (fd < 0) {
- perror(file);
- exit(1);
- }
+ if ((fd = open(file, O_RDWR)) < 0)
+ perror_msg_and_die("%s", file);
if (ioctl(fd, BLKGETSIZE, &size) >= 0) {
close(fd);
return (size * 512);
}
-
+
size = count_blocks(fd);
close(fd);
return size;
}
-void write_tables(void)
+static void write_tables(void)
{
/* Mark the super block valid. */
Super.s_state |= MINIX_VALID_FS;
Super.s_state &= ~MINIX_ERROR_FS;
if (lseek(DEV, 0, SEEK_SET))
- die(_("seek to boot block failed in write_tables"));
+ error_msg_and_die("seek to boot block failed in write_tables");
if (512 != write(DEV, boot_block_buffer, 512))
- die(_("unable to clear boot sector"));
+ error_msg_and_die("unable to clear boot sector");
if (BLOCK_SIZE != lseek(DEV, BLOCK_SIZE, SEEK_SET))
- die(_("seek failed in write_tables"));
+ error_msg_and_die("seek failed in write_tables");
if (BLOCK_SIZE != write(DEV, super_block_buffer, BLOCK_SIZE))
- die(_("unable to write super-block"));
- if (IMAPS*BLOCK_SIZE != write(DEV,inode_map,IMAPS*BLOCK_SIZE))
- die(_("unable to write inode map"));
- if (ZMAPS*BLOCK_SIZE != write(DEV,zone_map,ZMAPS*BLOCK_SIZE))
- die(_("unable to write zone map"));
- if (INODE_BUFFER_SIZE != write(DEV,inode_buffer,INODE_BUFFER_SIZE))
- die(_("unable to write inodes"));
-
+ error_msg_and_die("unable to write super-block");
+ if (IMAPS * BLOCK_SIZE != write(DEV, inode_map, IMAPS * BLOCK_SIZE))
+ error_msg_and_die("unable to write inode map");
+ if (ZMAPS * BLOCK_SIZE != write(DEV, zone_map, ZMAPS * BLOCK_SIZE))
+ error_msg_and_die("unable to write zone map");
+ if (INODE_BUFFER_SIZE != write(DEV, inode_buffer, INODE_BUFFER_SIZE))
+ error_msg_and_die("unable to write inodes");
+
}
-void write_block(int blk, char * buffer)
+static void write_block(int blk, char *buffer)
{
- if (blk*BLOCK_SIZE != lseek(DEV, blk*BLOCK_SIZE, SEEK_SET))
- die(_("seek failed in write_block"));
+ if (blk * BLOCK_SIZE != lseek(DEV, blk * BLOCK_SIZE, SEEK_SET))
+ error_msg_and_die("seek failed in write_block");
if (BLOCK_SIZE != write(DEV, buffer, BLOCK_SIZE))
- die(_("write failed in write_block"));
+ error_msg_and_die("write failed in write_block");
}
-int get_free_block(void)
+static int get_free_block(void)
{
int blk;
- if (used_good_blocks+1 >= MAX_GOOD_BLOCKS)
- die(_("too many bad blocks"));
+ if (used_good_blocks + 1 >= MAX_GOOD_BLOCKS)
+ error_msg_and_die("too many bad blocks");
if (used_good_blocks)
- blk = good_blocks_table[used_good_blocks-1]+1;
+ blk = good_blocks_table[used_good_blocks - 1] + 1;
else
blk = FIRSTZONE;
while (blk < ZONES && zone_in_use(blk))
blk++;
if (blk >= ZONES)
- die(_("not enough good blocks"));
+ error_msg_and_die("not enough good blocks");
good_blocks_table[used_good_blocks] = blk;
used_good_blocks++;
return blk;
}
-void mark_good_blocks(void)
+static void mark_good_blocks(void)
{
int blk;
- for (blk=0 ; blk < used_good_blocks ; blk++)
+ for (blk = 0; blk < used_good_blocks; blk++)
mark_zone(good_blocks_table[blk]);
}
inline int next(int zone)
{
if (!zone)
- zone = FIRSTZONE-1;
+ zone = FIRSTZONE - 1;
while (++zone < ZONES)
if (zone_in_use(zone))
return zone;
return 0;
}
-void make_bad_inode(void)
+static void make_bad_inode(void)
{
- struct minix_inode * inode = &Inode[MINIX_BAD_INO];
- int i,j,zone;
- int ind=0,dind=0;
- unsigned short ind_block[BLOCK_SIZE>>1];
- unsigned short dind_block[BLOCK_SIZE>>1];
+ struct minix_inode *inode = &Inode[MINIX_BAD_INO];
+ int i, j, zone;
+ int ind = 0, dind = 0;
+ unsigned short ind_block[BLOCK_SIZE >> 1];
+ unsigned short dind_block[BLOCK_SIZE >> 1];
#define NEXT_BAD (zone = next(zone))
inode->i_nlinks = 1;
inode->i_time = time(NULL);
inode->i_mode = S_IFREG + 0000;
- inode->i_size = badblocks*BLOCK_SIZE;
+ inode->i_size = badblocks * BLOCK_SIZE;
zone = next(0);
- for (i=0 ; i<7 ; i++) {
+ for (i = 0; i < 7; i++) {
inode->i_zone[i] = zone;
if (!NEXT_BAD)
goto end_bad;
}
inode->i_zone[7] = ind = get_free_block();
- memset(ind_block,0,BLOCK_SIZE);
- for (i=0 ; i<512 ; i++) {
+ memset(ind_block, 0, BLOCK_SIZE);
+ for (i = 0; i < 512; i++) {
ind_block[i] = zone;
if (!NEXT_BAD)
goto end_bad;
}
inode->i_zone[8] = dind = get_free_block();
- memset(dind_block,0,BLOCK_SIZE);
- for (i=0 ; i<512 ; i++) {
- write_block(ind,(char *) ind_block);
+ memset(dind_block, 0, BLOCK_SIZE);
+ for (i = 0; i < 512; i++) {
+ write_block(ind, (char *) ind_block);
dind_block[i] = ind = get_free_block();
- memset(ind_block,0,BLOCK_SIZE);
- for (j=0 ; j<512 ; j++) {
+ memset(ind_block, 0, BLOCK_SIZE);
+ for (j = 0; j < 512; j++) {
ind_block[j] = zone;
if (!NEXT_BAD)
goto end_bad;
}
}
- die(_("too many bad blocks"));
-end_bad:
+ error_msg_and_die("too many bad blocks");
+ end_bad:
if (ind)
write_block(ind, (char *) ind_block);
if (dind)
write_block(dind, (char *) dind_block);
}
-#ifdef HAVE_MINIX2
-void
-make_bad_inode2 (void)
+#ifdef BB_FEATURE_MINIX2
+static void make_bad_inode2(void)
{
struct minix2_inode *inode = &Inode2[MINIX_BAD_INO];
int i, j, zone;
if (!badblocks)
return;
- mark_inode (MINIX_BAD_INO);
+ mark_inode(MINIX_BAD_INO);
inode->i_nlinks = 1;
- inode->i_atime = inode->i_mtime = inode->i_ctime = time (NULL);
+ inode->i_atime = inode->i_mtime = inode->i_ctime = time(NULL);
inode->i_mode = S_IFREG + 0000;
inode->i_size = badblocks * BLOCK_SIZE;
- zone = next (0);
+ zone = next(0);
for (i = 0; i < 7; i++) {
inode->i_zone[i] = zone;
if (!NEXT_BAD)
goto end_bad;
}
- inode->i_zone[7] = ind = get_free_block ();
- memset (ind_block, 0, BLOCK_SIZE);
+ inode->i_zone[7] = ind = get_free_block();
+ memset(ind_block, 0, BLOCK_SIZE);
for (i = 0; i < 256; i++) {
ind_block[i] = zone;
if (!NEXT_BAD)
goto end_bad;
}
- inode->i_zone[8] = dind = get_free_block ();
- memset (dind_block, 0, BLOCK_SIZE);
+ inode->i_zone[8] = dind = get_free_block();
+ memset(dind_block, 0, BLOCK_SIZE);
for (i = 0; i < 256; i++) {
- write_block (ind, (char *) ind_block);
- dind_block[i] = ind = get_free_block ();
- memset (ind_block, 0, BLOCK_SIZE);
+ write_block(ind, (char *) ind_block);
+ dind_block[i] = ind = get_free_block();
+ memset(ind_block, 0, BLOCK_SIZE);
for (j = 0; j < 256; j++) {
ind_block[j] = zone;
if (!NEXT_BAD)
}
}
/* Could make triple indirect block here */
- die (_("too many bad blocks"));
- end_bad:
+ error_msg_and_die("too many bad blocks");
+ end_bad:
if (ind)
- write_block (ind, (char *) ind_block);
+ write_block(ind, (char *) ind_block);
if (dind)
- write_block (dind, (char *) dind_block);
+ write_block(dind, (char *) dind_block);
}
#endif
-void make_root_inode(void)
+static void make_root_inode(void)
{
- struct minix_inode * inode = &Inode[MINIX_ROOT_INO];
+ struct minix_inode *inode = &Inode[MINIX_ROOT_INO];
mark_inode(MINIX_ROOT_INO);
inode->i_zone[0] = get_free_block();
inode->i_nlinks = 2;
inode->i_time = time(NULL);
if (badblocks)
- inode->i_size = 3*dirsize;
+ inode->i_size = 3 * dirsize;
else {
- root_block[2*dirsize] = '\0';
- root_block[2*dirsize+1] = '\0';
- inode->i_size = 2*dirsize;
+ root_block[2 * dirsize] = '\0';
+ root_block[2 * dirsize + 1] = '\0';
+ inode->i_size = 2 * dirsize;
}
inode->i_mode = S_IFDIR + 0755;
inode->i_uid = getuid();
if (inode->i_uid)
inode->i_gid = getgid();
- write_block(inode->i_zone[0],root_block);
+ write_block(inode->i_zone[0], root_block);
}
-#ifdef HAVE_MINIX2
-void
-make_root_inode2 (void)
+#ifdef BB_FEATURE_MINIX2
+static void make_root_inode2(void)
{
struct minix2_inode *inode = &Inode2[MINIX_ROOT_INO];
- mark_inode (MINIX_ROOT_INO);
- inode->i_zone[0] = get_free_block ();
+ mark_inode(MINIX_ROOT_INO);
+ inode->i_zone[0] = get_free_block();
inode->i_nlinks = 2;
- inode->i_atime = inode->i_mtime = inode->i_ctime = time (NULL);
+ inode->i_atime = inode->i_mtime = inode->i_ctime = time(NULL);
if (badblocks)
inode->i_size = 3 * dirsize;
else {
inode->i_uid = getuid();
if (inode->i_uid)
inode->i_gid = getgid();
- write_block (inode->i_zone[0], root_block);
+ write_block(inode->i_zone[0], root_block);
}
#endif
-void setup_tables(void)
+static void setup_tables(void)
{
int i;
unsigned long inodes;
- memset(super_block_buffer,0,BLOCK_SIZE);
- memset(boot_block_buffer,0,512);
+ memset(super_block_buffer, 0, BLOCK_SIZE);
+ memset(boot_block_buffer, 0, 512);
MAGIC = magic;
ZONESIZE = 0;
- MAXSIZE = version2 ? 0x7fffffff : (7+512+512*512)*1024;
+ MAXSIZE = version2 ? 0x7fffffff : (7 + 512 + 512 * 512) * 1024;
ZONES = BLOCKS;
/* some magic nrs: 1 inode / 3 blocks */
- if ( req_nr_inodes == 0 )
- inodes = BLOCKS/3;
+ if (req_nr_inodes == 0)
+ inodes = BLOCKS / 3;
else
inodes = req_nr_inodes;
/* Round up inode count to fill block size */
-#ifdef HAVE_MINIX2
+#ifdef BB_FEATURE_MINIX2
if (version2)
inodes = ((inodes + MINIX2_INODES_PER_BLOCK - 1) &
- ~(MINIX2_INODES_PER_BLOCK - 1));
+ ~(MINIX2_INODES_PER_BLOCK - 1));
else
#endif
inodes = ((inodes + MINIX_INODES_PER_BLOCK - 1) &
- ~(MINIX_INODES_PER_BLOCK - 1));
+ ~(MINIX_INODES_PER_BLOCK - 1));
if (inodes > 65535)
inodes = 65535;
INODES = inodes;
- IMAPS = UPPER(INODES + 1,BITS_PER_BLOCK);
+ IMAPS = UPPER(INODES + 1, BITS_PER_BLOCK);
ZMAPS = 0;
- i=0;
- while (ZMAPS != UPPER(BLOCKS - (2+IMAPS+ZMAPS+INODE_BLOCKS) + 1,BITS_PER_BLOCK) && i<1000) {
- ZMAPS = UPPER(BLOCKS - (2+IMAPS+ZMAPS+INODE_BLOCKS) + 1,BITS_PER_BLOCK);
+ i = 0;
+ while (ZMAPS !=
+ UPPER(BLOCKS - (2 + IMAPS + ZMAPS + INODE_BLOCKS) + 1,
+ BITS_PER_BLOCK) && i < 1000) {
+ ZMAPS =
+ UPPER(BLOCKS - (2 + IMAPS + ZMAPS + INODE_BLOCKS) + 1,
+ BITS_PER_BLOCK);
i++;
}
/* Real bad hack but overwise mkfs.minix can be thrown
* dd if=/dev/zero of=test.fs count=10 bs=1024
* /sbin/mkfs.minix -i 200 test.fs
* */
- if (i>=999) {
- die ("unable to allocate buffers for maps");
+ if (i >= 999) {
+ error_msg_and_die("unable to allocate buffers for maps");
}
FIRSTZONE = NORM_FIRSTZONE;
- inode_map = malloc(IMAPS * BLOCK_SIZE);
- zone_map = malloc(ZMAPS * BLOCK_SIZE);
- if (!inode_map || !zone_map)
- die(_("unable to allocate buffers for maps"));
- memset(inode_map,0xff,IMAPS * BLOCK_SIZE);
- memset(zone_map,0xff,ZMAPS * BLOCK_SIZE);
- for (i = FIRSTZONE ; i<ZONES ; i++)
+ inode_map = xmalloc(IMAPS * BLOCK_SIZE);
+ zone_map = xmalloc(ZMAPS * BLOCK_SIZE);
+ memset(inode_map, 0xff, IMAPS * BLOCK_SIZE);
+ memset(zone_map, 0xff, ZMAPS * BLOCK_SIZE);
+ for (i = FIRSTZONE; i < ZONES; i++)
unmark_zone(i);
- for (i = MINIX_ROOT_INO ; i<=INODES ; i++)
+ for (i = MINIX_ROOT_INO; i <= INODES; i++)
unmark_inode(i);
- inode_buffer = malloc(INODE_BUFFER_SIZE);
- if (!inode_buffer)
- die(_("unable to allocate buffer for inodes"));
- memset(inode_buffer,0,INODE_BUFFER_SIZE);
- printf(_("%ld inodes\n"),INODES);
- printf(_("%ld blocks\n"),ZONES);
- printf(_("Firstdatazone=%ld (%ld)\n"),FIRSTZONE,NORM_FIRSTZONE);
- printf(_("Zonesize=%d\n"),BLOCK_SIZE<<ZONESIZE);
- printf(_("Maxsize=%ld\n\n"),MAXSIZE);
+ inode_buffer = xmalloc(INODE_BUFFER_SIZE);
+ memset(inode_buffer, 0, INODE_BUFFER_SIZE);
+ printf("%ld inodes\n", INODES);
+ printf("%ld blocks\n", ZONES);
+ printf("Firstdatazone=%ld (%ld)\n", FIRSTZONE, NORM_FIRSTZONE);
+ printf("Zonesize=%d\n", BLOCK_SIZE << ZONESIZE);
+ printf("Maxsize=%ld\n\n", MAXSIZE);
}
/*
* Perform a test of a block; return the number of
* blocks readable/writeable.
*/
-long do_check(char * buffer, int try, unsigned int current_block)
+long do_check(char *buffer, int try, unsigned int current_block)
{
long got;
-
+
/* Seek to the correct loc. */
if (lseek(DEV, current_block * BLOCK_SIZE, SEEK_SET) !=
- current_block * BLOCK_SIZE ) {
- die(_("seek failed during testing of blocks"));
+ current_block * BLOCK_SIZE) {
+ error_msg_and_die("seek failed during testing of blocks");
}
/* Try the read */
got = read(DEV, buffer, try * BLOCK_SIZE);
- if (got < 0) got = 0;
- if (got & (BLOCK_SIZE - 1 )) {
- printf(_("Weird values in do_check: probably bugs\n"));
+ if (got < 0)
+ got = 0;
+ if (got & (BLOCK_SIZE - 1)) {
+ printf("Weird values in do_check: probably bugs\n");
}
got /= BLOCK_SIZE;
return got;
static unsigned int currently_testing = 0;
-void alarm_intr(int alnum)
+static void alarm_intr(int alnum)
{
if (currently_testing >= ZONES)
return;
- signal(SIGALRM,alarm_intr);
+ signal(SIGALRM, alarm_intr);
alarm(5);
if (!currently_testing)
return;
fflush(stdout);
}
-void check_blocks(void)
+static void check_blocks(void)
{
- int try,got;
+ int try, got;
static char buffer[BLOCK_SIZE * TEST_BUFFER_BLOCKS];
- currently_testing=0;
- signal(SIGALRM,alarm_intr);
+ currently_testing = 0;
+ signal(SIGALRM, alarm_intr);
alarm(5);
while (currently_testing < ZONES) {
- if (lseek(DEV,currently_testing*BLOCK_SIZE,SEEK_SET) !=
- currently_testing*BLOCK_SIZE)
- die(_("seek failed in check_blocks"));
+ if (lseek(DEV, currently_testing * BLOCK_SIZE, SEEK_SET) !=
+ currently_testing * BLOCK_SIZE)
+ error_msg_and_die("seek failed in check_blocks");
try = TEST_BUFFER_BLOCKS;
if (currently_testing + try > ZONES)
- try = ZONES-currently_testing;
+ try = ZONES - currently_testing;
got = do_check(buffer, try, currently_testing);
currently_testing += got;
if (got == try)
continue;
if (currently_testing < FIRSTZONE)
- die(_("bad blocks before data-area: cannot make fs"));
+ error_msg_and_die("bad blocks before data-area: cannot make fs");
mark_zone(currently_testing);
badblocks++;
currently_testing++;
}
if (badblocks > 1)
- printf(_("%d bad blocks\n"), badblocks);
+ printf("%d bad blocks\n", badblocks);
else if (badblocks == 1)
- printf(_("one bad block\n"));
+ printf("one bad block\n");
}
-void get_list_blocks(filename)
+static void get_list_blocks(filename)
char *filename;
{
- FILE *listfile;
- unsigned long blockno;
-
- listfile=fopen(filename,"r");
- if(listfile == (FILE *)NULL) {
- die(_("can't open file of bad blocks"));
- }
- while(!feof(listfile)) {
- fscanf(listfile,"%ld\n", &blockno);
- mark_zone(blockno);
- badblocks++;
- }
- if(badblocks > 1)
- printf(_("%d bad blocks\n"), badblocks);
- else if (badblocks == 1)
- printf(_("one bad block\n"));
+ FILE *listfile;
+ unsigned long blockno;
+
+ listfile = fopen(filename, "r");
+ if (listfile == (FILE *) NULL) {
+ error_msg_and_die("can't open file of bad blocks");
+ }
+ while (!feof(listfile)) {
+ fscanf(listfile, "%ld\n", &blockno);
+ mark_zone(blockno);
+ badblocks++;
+ }
+ if (badblocks > 1)
+ printf("%d bad blocks\n", badblocks);
+ else if (badblocks == 1)
+ printf("one bad block\n");
}
-extern int
-mkfs_minix_main(int argc, char ** argv)
+extern int mkfs_minix_main(int argc, char **argv)
{
- int i;
- char * tmp;
- struct stat statbuf;
- char * listfile = NULL;
-
- if (argc && *argv)
- program_name = *argv;
- if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)
- die(_("bad inode size"));
-#ifdef HAVE_MINIX2
- if (INODE_SIZE2 * MINIX2_INODES_PER_BLOCK != BLOCK_SIZE)
- die(_("bad inode size"));
+ int i=1;
+ char *tmp;
+ struct stat statbuf;
+ char *listfile = NULL;
+ int stopIt=FALSE;
+
+ if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)
+ error_msg_and_die("bad inode size");
+#ifdef BB_FEATURE_MINIX2
+ if (INODE_SIZE2 * MINIX2_INODES_PER_BLOCK != BLOCK_SIZE)
+ error_msg_and_die("bad inode size");
#endif
- opterr = 0;
- while ((i = getopt(argc, argv, "ci:l:n:v")) != EOF)
- switch (i) {
- case 'c':
- check=1; break;
- case 'i':
- req_nr_inodes = (unsigned long) atol(optarg);
- break;
- case 'l':
- listfile = optarg; break;
- case 'n':
- i = strtoul(optarg,&tmp,0);
- if (*tmp)
- usage();
- if (i == 14)
- magic = MINIX_SUPER_MAGIC;
- else if (i == 30)
- magic = MINIX_SUPER_MAGIC2;
- else
- usage();
- namelen = i;
- dirsize = i+2;
- break;
- case 'v':
-#ifdef HAVE_MINIX2
- version2 = 1;
+
+ /* Parse options */
+ argv++;
+ while (--argc >= 0 && *argv && **argv) {
+ if (**argv == '-') {
+ stopIt=FALSE;
+ while (i > 0 && *++(*argv) && stopIt==FALSE) {
+ switch (**argv) {
+ case 'c':
+ check = 1;
+ break;
+ case 'i':
+ {
+ char *cp=NULL;
+ if (*(*argv+1) != 0) {
+ cp = ++(*argv);
+ } else {
+ if (--argc == 0) {
+ goto goodbye;
+ }
+ cp = *(++argv);
+ }
+ req_nr_inodes = strtoul(cp, &tmp, 0);
+ if (*tmp)
+ show_usage();
+ stopIt=TRUE;
+ break;
+ }
+ case 'l':
+ if (--argc == 0) {
+ goto goodbye;
+ }
+ listfile = *(++argv);
+ break;
+ case 'n':
+ {
+ char *cp=NULL;
+
+ if (*(*argv+1) != 0) {
+ cp = ++(*argv);
+ } else {
+ if (--argc == 0) {
+ goto goodbye;
+ }
+ cp = *(++argv);
+ }
+ i = strtoul(cp, &tmp, 0);
+ if (*tmp)
+ show_usage();
+ if (i == 14)
+ magic = MINIX_SUPER_MAGIC;
+ else if (i == 30)
+ magic = MINIX_SUPER_MAGIC2;
+ else
+ show_usage();
+ namelen = i;
+ dirsize = i + 2;
+ stopIt=TRUE;
+ break;
+ }
+ case 'v':
+#ifdef BB_FEATURE_MINIX2
+ version2 = 1;
#else
- fatal_error(_("%s: not compiled with minix v2 support\n"),-1);
+ error_msg("%s: not compiled with minix v2 support",
+ device_name);
+ exit(-1);
#endif
- break;
- default:
- usage();
- }
- argc -= optind;
- argv += optind;
- if (argc > 0 && !device_name) {
- device_name = argv[0];
- argc--;
- argv++;
- }
- if (argc > 0) {
- BLOCKS = strtol(argv[0],&tmp,0);
- if (*tmp) {
- printf(_("strtol error: number of blocks not specified"));
- usage();
- }
- }
-
- if (device_name && !BLOCKS)
- BLOCKS = get_size (device_name) / 1024;
- if (!device_name || BLOCKS<10) {
- usage();
- }
-#ifdef HAVE_MINIX2
- if (version2) {
- if (namelen == 14)
- magic = MINIX2_SUPER_MAGIC;
- else
- magic = MINIX2_SUPER_MAGIC2;
- } else
+ break;
+ case '-':
+ case 'h':
+ default:
+goodbye:
+ show_usage();
+ }
+ }
+ } else {
+ if (device_name == NULL)
+ device_name = *argv;
+ else if (BLOCKS == 0)
+ BLOCKS = strtol(*argv, &tmp, 0);
+ else {
+ goto goodbye;
+ }
+ }
+ argv++;
+ }
+
+ if (device_name && !BLOCKS)
+ BLOCKS = get_size(device_name) / 1024;
+ if (!device_name || BLOCKS < 10) {
+ show_usage();
+ }
+#ifdef BB_FEATURE_MINIX2
+ if (version2) {
+ if (namelen == 14)
+ magic = MINIX2_SUPER_MAGIC;
+ else
+ magic = MINIX2_SUPER_MAGIC2;
+ } else
#endif
- if (BLOCKS > 65535)
- BLOCKS = 65535;
- check_mount(); /* is it already mounted? */
- tmp = root_block;
- *(short *)tmp = 1;
- strcpy(tmp+2,".");
- tmp += dirsize;
- *(short *)tmp = 1;
- strcpy(tmp+2,"..");
- tmp += dirsize;
- *(short *)tmp = 2;
- strcpy(tmp+2,".badblocks");
- DEV = open(device_name,O_RDWR );
- if (DEV<0)
- die(_("unable to open %s"));
- if (fstat(DEV,&statbuf)<0)
- die(_("unable to stat %s"));
- if (!S_ISBLK(statbuf.st_mode))
- check=0;
- else if (statbuf.st_rdev == 0x0300 || statbuf.st_rdev == 0x0340)
- die(_("will not try to make filesystem on '%s'"));
- setup_tables();
- if (check)
- check_blocks();
- else if (listfile)
- get_list_blocks(listfile);
-#ifdef HAVE_MINIX2
- if (version2) {
- make_root_inode2 ();
- make_bad_inode2 ();
- } else
+ if (BLOCKS > 65535)
+ BLOCKS = 65535;
+ check_mount(); /* is it already mounted? */
+ tmp = root_block;
+ *(short *) tmp = 1;
+ strcpy(tmp + 2, ".");
+ tmp += dirsize;
+ *(short *) tmp = 1;
+ strcpy(tmp + 2, "..");
+ tmp += dirsize;
+ *(short *) tmp = 2;
+ strcpy(tmp + 2, ".badblocks");
+ DEV = open(device_name, O_RDWR);
+ if (DEV < 0)
+ error_msg_and_die("unable to open %s", device_name);
+ if (fstat(DEV, &statbuf) < 0)
+ error_msg_and_die("unable to stat %s", device_name);
+ if (!S_ISBLK(statbuf.st_mode))
+ check = 0;
+ else if (statbuf.st_rdev == 0x0300 || statbuf.st_rdev == 0x0340)
+ error_msg_and_die("will not try to make filesystem on '%s'", device_name);
+ setup_tables();
+ if (check)
+ check_blocks();
+ else if (listfile)
+ get_list_blocks(listfile);
+#ifdef BB_FEATURE_MINIX2
+ if (version2) {
+ make_root_inode2();
+ make_bad_inode2();
+ } else
#endif
- {
- make_root_inode();
- make_bad_inode();
- }
- mark_good_blocks();
- write_tables();
- return 0;
+ {
+ make_root_inode();
+ make_bad_inode();
+ }
+ mark_good_blocks();
+ write_tables();
+ return( 0);
+
}
projects / oweals / busybox.git / blobdiff