emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

It is now possible to select in busybox.def.h whether minixfs version 2

Browse Source 
is to be supported.
This commit is contained in:
Pavel Roskin 2000-07-17 17:52:00 +00:00
parent 47d4926244
commit bc0aed79a8
5 changed files with 63 additions and 72 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
busybox.def.h
View File

@ -240,6 +240,9 @@
// Support module version checking
//#define BB_FEATURE_INSMOD_VERSION_CHECKING
//
// Support for Minix filesystem, version 2
//#define BB_FEATURE_MINIX2
//
//
// Enable busybox --install [-s]
// to create links (or symlinks) for all the commands that are

42
fsck_minix.c
View File

@ -196,10 +196,6 @@ struct minix_dir_entry {
#define BLKGETSIZE _IO(0x12,96) /* return device size */
#endif
#ifdef MINIX2_SUPER_MAGIC2
#define HAVE_MINIX2 1
#endif
#ifndef __linux__
#define volatile
#endif
@ -208,7 +204,7 @@ struct minix_dir_entry {
#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))
@ -249,7 +245,7 @@ static char super_block_buffer[BLOCK_SIZE];
#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))
@ -269,7 +265,9 @@ static unsigned char *inode_count = NULL;
static unsigned char *zone_count = NULL;
static void recursive_check(unsigned int ino);
#ifdef BB_FEATURE_MINIX2
static void recursive_check2(unsigned int ino);
#endif
#define inode_in_use(x) (isset(inode_map,(x)))
#define zone_in_use(x) (isset(zone_map,(x)-FIRSTZONE+1))
@ -424,7 +422,7 @@ static int check_zone_nr(unsigned short *nr, int *corrected)
return 0;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static int check_zone_nr2(unsigned int *nr, int *corrected)
{
if (!*nr)
@ -531,7 +529,7 @@ static int map_block(struct minix_inode *inode, unsigned int blknr)
return result;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static int map_block2(struct minix2_inode *inode, unsigned int blknr)
{
unsigned int ind[BLOCK_SIZE >> 2];
@ -629,7 +627,7 @@ static void get_dirsize(void)
char blk[BLOCK_SIZE];
int size;
#if HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (version2)
block = Inode2[ROOT_INO].i_zone[0];
else
@ -660,7 +658,7 @@ static void read_superblock(void)
namelen = 30;
dirsize = 32;
version2 = 0;
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
} else if (MAGIC == MINIX2_SUPER_MAGIC) {
namelen = 14;
dirsize = 16;
@ -758,7 +756,7 @@ struct minix_inode *get_inode(unsigned int nr)
return inode;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
struct minix2_inode *get_inode2(unsigned int nr)
{
struct minix2_inode *inode;
@ -814,7 +812,7 @@ static void check_root(void)
die("root inode isn't a directory");
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check_root2(void)
{
struct minix2_inode *inode = Inode2 + ROOT_INO;
@ -857,7 +855,7 @@ static int add_zone(unsigned short *znr, int *corrected)
return block;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static int add_zone2(unsigned int *znr, int *corrected)
{
int result;
@ -908,7 +906,7 @@ static void add_zone_ind(unsigned short *znr, int *corrected)
write_block(block, blk);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void add_zone_ind2(unsigned int *znr, int *corrected)
{
static char blk[BLOCK_SIZE];
@ -942,7 +940,7 @@ static void add_zone_dind(unsigned short *znr, int *corrected)
write_block(block, blk);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void add_zone_dind2(unsigned int *znr, int *corrected)
{
static char blk[BLOCK_SIZE];
@ -993,7 +991,7 @@ static void check_zones(unsigned int i)
add_zone_dind(8 + inode->i_zone, &changed);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check_zones2(unsigned int i)
{
struct minix2_inode *inode;
@ -1078,7 +1076,7 @@ static void check_file(struct minix_inode *dir, unsigned int offset)
return;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check_file2(struct minix2_inode *dir, unsigned int offset)
{
static char blk[BLOCK_SIZE];
@ -1159,7 +1157,7 @@ static void recursive_check(unsigned int ino)
check_file(dir, offset);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void recursive_check2(unsigned int ino)
{
struct minix2_inode *dir;
@ -1237,7 +1235,7 @@ static void check_counts(void)
}
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check_counts2(void)
{
int i;
@ -1299,7 +1297,7 @@ static void check(void)
check_counts();
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check2(void)
{
memset(inode_count, 0, (INODES + 1) * sizeof(*inode_count));
@ -1352,7 +1350,7 @@ extern int fsck_minix_main(int argc, char **argv)
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad inode size");
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (INODE_SIZE2 * MINIX2_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad v2 inode size");
#endif
@ -1434,7 +1432,7 @@ extern int fsck_minix_main(int argc, char **argv)
tcsetattr(0, TCSANOW, &tmp);
termios_set = 1;
}
#if HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (version2) {
check_root2();
check2();

24
mkfs_minix.c
View File

@ -175,10 +175,6 @@ struct minix_dir_entry {
#endif
#ifdef MINIX2_SUPER_MAGIC2
#define HAVE_MINIX2 1
#endif
#ifndef __linux__
#define volatile
#endif
@ -191,7 +187,7 @@ struct minix_dir_entry {
#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))
@ -219,7 +215,7 @@ static char root_block[BLOCK_SIZE] = "\0";
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];
@ -227,7 +223,7 @@ 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))
@ -463,7 +459,7 @@ static void make_bad_inode(void)
write_block(dind, (char *) dind_block);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void make_bad_inode2(void)
{
struct minix2_inode *inode = &Inode2[MINIX_BAD_INO];
@ -536,7 +532,7 @@ static void make_root_inode(void)
write_block(inode->i_zone[0], root_block);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void make_root_inode2(void)
{
struct minix2_inode *inode = &Inode2[MINIX_ROOT_INO];
@ -577,7 +573,7 @@ static void setup_tables(void)
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));
@ -729,7 +725,7 @@ extern int mkfs_minix_main(int argc, char **argv)
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad inode size");
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (INODE_SIZE2 * MINIX2_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad inode size");
#endif
@ -794,7 +790,7 @@ extern int mkfs_minix_main(int argc, char **argv)
break;
}
case 'v':
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
version2 = 1;
#else
errorMsg("%s: not compiled with minix v2 support\n",
@ -826,7 +822,7 @@ goodbye:
if (!device_name || BLOCKS < 10) {
show_usage();
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (version2) {
if (namelen == 14)
magic = MINIX2_SUPER_MAGIC;
@ -860,7 +856,7 @@ goodbye:
check_blocks();
else if (listfile)
get_list_blocks(listfile);
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (version2) {
make_root_inode2();
make_bad_inode2();

42
util-linux/fsck_minix.c
View File

@ -196,10 +196,6 @@ struct minix_dir_entry {
#define BLKGETSIZE _IO(0x12,96) /* return device size */
#endif
#ifdef MINIX2_SUPER_MAGIC2
#define HAVE_MINIX2 1
#endif
#ifndef __linux__
#define volatile
#endif
@ -208,7 +204,7 @@ struct minix_dir_entry {
#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))
@ -249,7 +245,7 @@ static char super_block_buffer[BLOCK_SIZE];
#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))
@ -269,7 +265,9 @@ static unsigned char *inode_count = NULL;
static unsigned char *zone_count = NULL;
static void recursive_check(unsigned int ino);
#ifdef BB_FEATURE_MINIX2
static void recursive_check2(unsigned int ino);
#endif
#define inode_in_use(x) (isset(inode_map,(x)))
#define zone_in_use(x) (isset(zone_map,(x)-FIRSTZONE+1))
@ -424,7 +422,7 @@ static int check_zone_nr(unsigned short *nr, int *corrected)
return 0;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static int check_zone_nr2(unsigned int *nr, int *corrected)
{
if (!*nr)
@ -531,7 +529,7 @@ static int map_block(struct minix_inode *inode, unsigned int blknr)
return result;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static int map_block2(struct minix2_inode *inode, unsigned int blknr)
{
unsigned int ind[BLOCK_SIZE >> 2];
@ -629,7 +627,7 @@ static void get_dirsize(void)
char blk[BLOCK_SIZE];
int size;
#if HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (version2)
block = Inode2[ROOT_INO].i_zone[0];
else
@ -660,7 +658,7 @@ static void read_superblock(void)
namelen = 30;
dirsize = 32;
version2 = 0;
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
} else if (MAGIC == MINIX2_SUPER_MAGIC) {
namelen = 14;
dirsize = 16;
@ -758,7 +756,7 @@ struct minix_inode *get_inode(unsigned int nr)
return inode;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
struct minix2_inode *get_inode2(unsigned int nr)
{
struct minix2_inode *inode;
@ -814,7 +812,7 @@ static void check_root(void)
die("root inode isn't a directory");
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check_root2(void)
{
struct minix2_inode *inode = Inode2 + ROOT_INO;
@ -857,7 +855,7 @@ static int add_zone(unsigned short *znr, int *corrected)
return block;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static int add_zone2(unsigned int *znr, int *corrected)
{
int result;
@ -908,7 +906,7 @@ static void add_zone_ind(unsigned short *znr, int *corrected)
write_block(block, blk);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void add_zone_ind2(unsigned int *znr, int *corrected)
{
static char blk[BLOCK_SIZE];
@ -942,7 +940,7 @@ static void add_zone_dind(unsigned short *znr, int *corrected)
write_block(block, blk);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void add_zone_dind2(unsigned int *znr, int *corrected)
{
static char blk[BLOCK_SIZE];
@ -993,7 +991,7 @@ static void check_zones(unsigned int i)
add_zone_dind(8 + inode->i_zone, &changed);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check_zones2(unsigned int i)
{
struct minix2_inode *inode;
@ -1078,7 +1076,7 @@ static void check_file(struct minix_inode *dir, unsigned int offset)
return;
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check_file2(struct minix2_inode *dir, unsigned int offset)
{
static char blk[BLOCK_SIZE];
@ -1159,7 +1157,7 @@ static void recursive_check(unsigned int ino)
check_file(dir, offset);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void recursive_check2(unsigned int ino)
{
struct minix2_inode *dir;
@ -1237,7 +1235,7 @@ static void check_counts(void)
}
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check_counts2(void)
{
int i;
@ -1299,7 +1297,7 @@ static void check(void)
check_counts();
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void check2(void)
{
memset(inode_count, 0, (INODES + 1) * sizeof(*inode_count));
@ -1352,7 +1350,7 @@ extern int fsck_minix_main(int argc, char **argv)
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad inode size");
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (INODE_SIZE2 * MINIX2_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad v2 inode size");
#endif
@ -1434,7 +1432,7 @@ extern int fsck_minix_main(int argc, char **argv)
tcsetattr(0, TCSANOW, &tmp);
termios_set = 1;
}
#if HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (version2) {
check_root2();
check2();

24
util-linux/mkfs_minix.c
View File

@ -175,10 +175,6 @@ struct minix_dir_entry {
#endif
#ifdef MINIX2_SUPER_MAGIC2
#define HAVE_MINIX2 1
#endif
#ifndef __linux__
#define volatile
#endif
@ -191,7 +187,7 @@ struct minix_dir_entry {
#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))
@ -219,7 +215,7 @@ static char root_block[BLOCK_SIZE] = "\0";
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];
@ -227,7 +223,7 @@ 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))
@ -463,7 +459,7 @@ static void make_bad_inode(void)
write_block(dind, (char *) dind_block);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void make_bad_inode2(void)
{
struct minix2_inode *inode = &Inode2[MINIX_BAD_INO];
@ -536,7 +532,7 @@ static void make_root_inode(void)
write_block(inode->i_zone[0], root_block);
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
static void make_root_inode2(void)
{
struct minix2_inode *inode = &Inode2[MINIX_ROOT_INO];
@ -577,7 +573,7 @@ static void setup_tables(void)
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));
@ -729,7 +725,7 @@ extern int mkfs_minix_main(int argc, char **argv)
if (INODE_SIZE * MINIX_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad inode size");
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (INODE_SIZE2 * MINIX2_INODES_PER_BLOCK != BLOCK_SIZE)
die("bad inode size");
#endif
@ -794,7 +790,7 @@ extern int mkfs_minix_main(int argc, char **argv)
break;
}
case 'v':
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
version2 = 1;
#else
errorMsg("%s: not compiled with minix v2 support\n",
@ -826,7 +822,7 @@ goodbye:
if (!device_name || BLOCKS < 10) {
show_usage();
}
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (version2) {
if (namelen == 14)
magic = MINIX2_SUPER_MAGIC;
@ -860,7 +856,7 @@ goodbye:
check_blocks();
else if (listfile)
get_list_blocks(listfile);
#ifdef HAVE_MINIX2
#ifdef BB_FEATURE_MINIX2
if (version2) {
make_root_inode2();
make_bad_inode2();