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add new subdir for e2fsprogs

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This commit is contained in:
Mike Frysinger 2005-04-24 05:07:59 +00:00
parent 408ae211ce
commit d89e629e52
27 changed files with 2218 additions and 2 deletions
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2
Makefile
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@ -42,7 +42,7 @@ include $(top_builddir)/Rules.mak
DIRS:=applets archival archival/libunarchive coreutils console-tools \
debianutils editors findutils init miscutils modutils networking \
networking/libiproute networking/udhcp procps loginutils shell \
sysklogd util-linux libpwdgrp coreutils/libcoreutils libbb
sysklogd util-linux e2fsprogs libpwdgrp coreutils/libcoreutils libbb
SRC_DIRS:=$(patsubst %,$(top_srcdir)/%,$(DIRS))

3
e2fsprogs/README Normal file
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@ -0,0 +1,3 @@
This is a pretty straight rip from the e2fsprogs pkg.
See README's in subdirs for specific info.

305
e2fsprogs/chattr.c Normal file
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@ -0,0 +1,305 @@
/*
* chattr.c - Change file attributes on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
* 93/11/13 - Replace stat() calls by lstat() to avoid loops
* 94/02/27 - Integrated in Ted's distribution
* 98/12/29 - Ignore symlinks when working recursively (G M Sipe)
* 98/12/29 - Display version info only when -V specified (G M Sipe)
*/
#include <sys/types.h>
#include <dirent.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <ext2fs/ext2_fs.h>
#ifdef __GNUC__
#define EXT2FS_ATTR(x) __attribute__(x)
#else
#define EXT2FS_ATTR(x)
#endif
#ifndef S_ISLNK /* So we can compile even with gcc-warn */
# ifdef __S_IFLNK
# define S_ISLNK(mode) __S_ISTYPE((mode), __S_IFLNK)
# else
# define S_ISLNK(mode) 0
# endif
#endif
#include "e2fsbb.h"
#include "e2p/e2p.h"
static int add;
static int rem;
static int set;
static int set_version;
static unsigned long version;
static int recursive;
static int verbose;
static unsigned long af;
static unsigned long rf;
static unsigned long sf;
#ifdef _LFS64_LARGEFILE
#define LSTAT lstat64
#define STRUCT_STAT struct stat64
#else
#define LSTAT lstat
#define STRUCT_STAT struct stat
#endif
#if 0
static void fatal_error(const char * fmt_string, int errcode)
{
fprintf (stderr, fmt_string, program_name);
exit (errcode);
}
#define usage() fatal_error(_("usage: %s [-RV] [-+=AacDdijsSu] [-v version] files...\n"), \
1)
#endif
struct flags_char {
unsigned long flag;
char optchar;
};
static const struct flags_char flags_array[] = {
{ EXT2_NOATIME_FL, 'A' },
{ EXT2_SYNC_FL, 'S' },
{ EXT2_DIRSYNC_FL, 'D' },
{ EXT2_APPEND_FL, 'a' },
{ EXT2_COMPR_FL, 'c' },
{ EXT2_NODUMP_FL, 'd' },
{ EXT2_IMMUTABLE_FL, 'i' },
{ EXT3_JOURNAL_DATA_FL, 'j' },
{ EXT2_SECRM_FL, 's' },
{ EXT2_UNRM_FL, 'u' },
{ EXT2_NOTAIL_FL, 't' },
{ EXT2_TOPDIR_FL, 'T' },
{ 0, 0 }
};
static unsigned long get_flag(char c)
{
const struct flags_char *fp;
for (fp = flags_array; fp->flag != 0; fp++) {
if (fp->optchar == c)
return fp->flag;
}
return 0;
}
static int decode_arg (int * i, int argc, char ** argv)
{
char * p;
char * tmp;
unsigned long fl;
switch (argv[*i][0])
{
case '-':
for (p = &argv[*i][1]; *p; p++) {
if (*p == 'R') {
recursive = 1;
continue;
}
if (*p == 'V') {
verbose = 1;
continue;
}
if (*p == 'v') {
(*i)++;
if (*i >= argc)
usage ();
version = strtol (argv[*i], &tmp, 0);
if (*tmp) {
com_err (program_name, 0,
_("bad version - %s\n"),
argv[*i]);
usage ();
}
set_version = 1;
continue;
}
if ((fl = get_flag(*p)) == 0)
usage();
rf |= fl;
rem = 1;
}
break;
case '+':
add = 1;
for (p = &argv[*i][1]; *p; p++) {
if ((fl = get_flag(*p)) == 0)
usage();
af |= fl;
}
break;
case '=':
set = 1;
for (p = &argv[*i][1]; *p; p++) {
if ((fl = get_flag(*p)) == 0)
usage();
sf |= fl;
}
break;
default:
return EOF;
break;
}
return 1;
}
static int chattr_dir_proc (const char *, struct dirent *, void *);
static void change_attributes (const char * name)
{
unsigned long flags;
STRUCT_STAT st;
if (LSTAT (name, &st) == -1) {
com_err (program_name, errno, _("while trying to stat %s"),
name);
return;
}
if (S_ISLNK(st.st_mode) && recursive)
return;
/* Don't try to open device files, fifos etc. We probably
ought to display an error if the file was explicitly given
on the command line (whether or not recursive was
requested). */
if (!S_ISREG(st.st_mode) && !S_ISLNK(st.st_mode) &&
!S_ISDIR(st.st_mode))
return;
if (set) {
if (verbose) {
printf (_("Flags of %s set as "), name);
print_flags (stdout, sf, 0);
printf ("\n");
}
if (fsetflags (name, sf) == -1)
perror (name);
} else {
if (fgetflags (name, &flags) == -1)
com_err (program_name, errno,
_("while reading flags on %s"), name);
else {
if (rem)
flags &= ~rf;
if (add)
flags |= af;
if (verbose) {
printf (_("Flags of %s set as "), name);
print_flags (stdout, flags, 0);
printf ("\n");
}
if (!S_ISDIR(st.st_mode))
flags &= ~EXT2_DIRSYNC_FL;
if (fsetflags (name, flags) == -1)
com_err (program_name, errno,
_("while setting flags on %s"), name);
}
}
if (set_version) {
if (verbose)
printf (_("Version of %s set as %lu\n"), name, version);
if (fsetversion (name, version) == -1)
com_err (program_name, errno,
_("while setting version on %s"), name);
}
if (S_ISDIR(st.st_mode) && recursive)
iterate_on_dir (name, chattr_dir_proc, NULL);
}
static int chattr_dir_proc (const char * dir_name, struct dirent * de,
void * private EXT2FS_ATTR((unused)))
{
if (strcmp (de->d_name, ".") && strcmp (de->d_name, "..")) {
char *path;
path = malloc(strlen (dir_name) + 1 + strlen (de->d_name) + 1);
if (!path)
fatal_error(_("Couldn't allocate path variable "
"in chattr_dir_proc"), 1);
sprintf (path, "%s/%s", dir_name, de->d_name);
change_attributes (path);
free(path);
}
return 0;
}
int chattr_main (int argc, char ** argv)
{
int i, j;
int end_arg = 0;
#ifdef ENABLE_NLS
setlocale(LC_MESSAGES, "");
setlocale(LC_CTYPE, "");
bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
textdomain(NLS_CAT_NAME);
#endif
#if 0
if (argc && *argv)
program_name = *argv;
#endif
i = 1;
while (i < argc && !end_arg) {
/* '--' arg should end option processing */
if (strcmp(argv[i], "--") == 0) {
i++;
end_arg = 1;
} else if (decode_arg (&i, argc, argv) == EOF)
end_arg = 1;
else
i++;
}
if (i >= argc)
usage ();
if (set && (add || rem)) {
fputs(_("= is incompatible with - and +\n"), stderr);
exit (1);
}
if ((rf & af) != 0) {
fputs("Can't both set and unset same flag.\n", stderr);
exit (1);
}
if (!(add || rem || set || set_version)) {
fputs(_("Must use '-v', =, - or +\n"), stderr);
exit (1);
}
#if 0
if (verbose)
fprintf (stderr, "chattr %s (%s)\n",
E2FSPROGS_VERSION, E2FSPROGS_DATE);
#endif
for (j = i; j < argc; j++)
change_attributes (argv[j]);
exit(0);
}

38
e2fsprogs/e2fsbb.h Normal file
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@ -0,0 +1,38 @@
/*
* File: e2fsbb.h
*
* Redefine a bunch of e2fsprogs stuff to use busybox routines
* instead. This makes upgrade between e2fsprogs versions easy.
*/
#ifndef __E2FSBB_H__
#define __E2FSBB_H__ 1
#include "libbb.h"
/* version we've last synced against */
#define E2FSPROGS_VERSION "1.37"
#define E2FSPROGS_DATE "21-Mar-2005"
/* make sure com_err.h isnt included before us */
#ifdef __COM_ERR_H__
#error You should not have included com_err.h !
#endif
#define __COM_ERR_H__
/* com_err crap */
#define com_err(w, c, fmt, args...) bb_error_msg(fmt, ## args)
typedef long errcode_t;
#define ERRCODE_RANGE 8
#define error_message(code) strerror((int) (code & ((1<<ERRCODE_RANGE)-1)))
/* NLS crap */
#define _(x) x
/* misc crap */
#define fputs(msg, fd) bb_error_msg(msg)
#define fatal_error(msg, err) bb_error_msg_and_die(msg)
#define usage() bb_show_usage()
#define perror(msg) bb_perror_msg(msg)
#endif /* __E2FSBB_H__ */

4
e2fsprogs/e2p/README Normal file
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@ -0,0 +1,4 @@
Simply copy the 'e2p' dir from e2fsprogs/lib/ and then delete the extra
files we don't need (Makefile.in, e2p.pc.in, etc...). Remove all of the
_LARGEFILE* define's from the few source files that use it since we'll be
appending it ourselves to CFLAGS when we compile. All done ! :)

52
e2fsprogs/e2p/e2p.h Normal file
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@ -0,0 +1,52 @@
#include <sys/types.h> /* Needed by dirent.h on netbsd */
#include <stdio.h>
#include <dirent.h>
#include <ext2fs/ext2_fs.h>
#define E2P_FEATURE_COMPAT 0
#define E2P_FEATURE_INCOMPAT 1
#define E2P_FEATURE_RO_INCOMPAT 2
/* `options' for print_flags() */
#define PFOPT_LONG 1 /* Must be 1 for compatibility with `int long_format'. */
int fgetflags (const char * name, unsigned long * flags);
int fgetversion (const char * name, unsigned long * version);
int fsetflags (const char * name, unsigned long flags);
int fsetversion (const char * name, unsigned long version);
int getflags (int fd, unsigned long * flags);
int getversion (int fd, unsigned long * version);
int iterate_on_dir (const char * dir_name,
int (*func) (const char *, struct dirent *, void *),
void * private);
void list_super(struct ext2_super_block * s);
void list_super2(struct ext2_super_block * s, FILE *f);
void print_fs_errors (FILE * f, unsigned short errors);
void print_flags (FILE * f, unsigned long flags, unsigned options);
void print_fs_state (FILE * f, unsigned short state);
int setflags (int fd, unsigned long flags);
int setversion (int fd, unsigned long version);
const char *e2p_feature2string(int compat, unsigned int mask);
int e2p_string2feature(char *string, int *compat, unsigned int *mask);
int e2p_edit_feature(const char *str, __u32 *compat_array, __u32 *ok_array);
int e2p_is_null_uuid(void *uu);
void e2p_uuid_to_str(void *uu, char *out);
const char *e2p_uuid2str(void *uu);
const char *e2p_hash2string(int num);
int e2p_string2hash(char *string);
const char *e2p_mntopt2string(unsigned int mask);
int e2p_string2mntopt(char *string, unsigned int *mask);
int e2p_edit_mntopts(const char *str, __u32 *mntopts, __u32 ok);
unsigned long parse_num_blocks(const char *arg, int log_block_size);
char *e2p_os2string(int os_type);
int e2p_string2os(char *str);

190
e2fsprogs/e2p/feature.c Normal file
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@ -0,0 +1,190 @@
/*
* feature.c --- convert between features and strings
*
* Copyright (C) 1999 Theodore Ts'o <tytso@mit.edu>
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include "e2p.h"
struct feature {
int compat;
unsigned int mask;
const char *string;
};
static struct feature feature_list[] = {
{ E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_DIR_PREALLOC,
"dir_prealloc" },
{ E2P_FEATURE_COMPAT, EXT3_FEATURE_COMPAT_HAS_JOURNAL,
"has_journal" },
{ E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_IMAGIC_INODES,
"imagic_inodes" },
{ E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_EXT_ATTR,
"ext_attr" },
{ E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_DIR_INDEX,
"dir_index" },
{ E2P_FEATURE_COMPAT, EXT2_FEATURE_COMPAT_RESIZE_INODE,
"resize_inode" },
{ E2P_FEATURE_RO_INCOMPAT, EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER,
"sparse_super" },
{ E2P_FEATURE_RO_INCOMPAT, EXT2_FEATURE_RO_COMPAT_LARGE_FILE,
"large_file" },
{ E2P_FEATURE_INCOMPAT, EXT2_FEATURE_INCOMPAT_COMPRESSION,
"compression" },
{ E2P_FEATURE_INCOMPAT, EXT2_FEATURE_INCOMPAT_FILETYPE,
"filetype" },
{ E2P_FEATURE_INCOMPAT, EXT3_FEATURE_INCOMPAT_RECOVER,
"needs_recovery" },
{ E2P_FEATURE_INCOMPAT, EXT3_FEATURE_INCOMPAT_JOURNAL_DEV,
"journal_dev" },
{ E2P_FEATURE_INCOMPAT, EXT3_FEATURE_INCOMPAT_EXTENTS,
"extents" },
{ E2P_FEATURE_INCOMPAT, EXT2_FEATURE_INCOMPAT_META_BG,
"meta_bg" },
{ 0, 0, 0 },
};
const char *e2p_feature2string(int compat, unsigned int mask)
{
struct feature *f;
static char buf[20];
char fchar;
int fnum;
for (f = feature_list; f->string; f++) {
if ((compat == f->compat) &&
(mask == f->mask))
return f->string;
}
switch (compat) {
case E2P_FEATURE_COMPAT:
fchar = 'C';
break;
case E2P_FEATURE_INCOMPAT:
fchar = 'I';
break;
case E2P_FEATURE_RO_INCOMPAT:
fchar = 'R';
break;
default:
fchar = '?';
break;
}
for (fnum = 0; mask >>= 1; fnum++);
sprintf(buf, "FEATURE_%c%d", fchar, fnum);
return buf;
}
int e2p_string2feature(char *string, int *compat_type, unsigned int *mask)
{
struct feature *f;
char *eptr;
int num;
for (f = feature_list; f->string; f++) {
if (!strcasecmp(string, f->string)) {
*compat_type = f->compat;
*mask = f->mask;
return 0;
}
}
if (strncasecmp(string, "FEATURE_", 8))
return 1;
switch (string[8]) {
case 'c':
case 'C':
*compat_type = E2P_FEATURE_COMPAT;
break;
case 'i':
case 'I':
*compat_type = E2P_FEATURE_INCOMPAT;
break;
case 'r':
case 'R':
*compat_type = E2P_FEATURE_RO_INCOMPAT;
break;
default:
return 1;
}
if (string[9] == 0)
return 1;
num = strtol(string+9, &eptr, 10);
if (num > 32 || num < 0)
return 1;
if (*eptr)
return 1;
*mask = 1 << num;
return 0;
}
static char *skip_over_blanks(char *cp)
{
while (*cp && isspace(*cp))
cp++;
return cp;
}
static char *skip_over_word(char *cp)
{
while (*cp && !isspace(*cp) && *cp != ',')
cp++;
return cp;
}
/*
* Edit a feature set array as requested by the user. The ok_array,
* if set, allows the application to limit what features the user is
* allowed to set or clear using this function.
*/
int e2p_edit_feature(const char *str, __u32 *compat_array, __u32 *ok_array)
{
char *cp, *buf, *next;
int neg;
unsigned int mask;
int compat_type;
buf = malloc(strlen(str)+1);
if (!buf)
return 1;
strcpy(buf, str);
cp = buf;
while (cp && *cp) {
neg = 0;
cp = skip_over_blanks(cp);
next = skip_over_word(cp);
if (*next == 0)
next = 0;
else
*next = 0;
switch (*cp) {
case '-':
case '^':
neg++;
case '+':
cp++;
break;
}
if (e2p_string2feature(cp, &compat_type, &mask))
return 1;
if (ok_array && !(ok_array[compat_type] & mask))
return 1;
if (neg)
compat_array[compat_type] &= ~mask;
else
compat_array[compat_type] |= mask;
cp = next ? next+1 : 0;
}
return 0;
}

92
e2fsprogs/e2p/fgetflags.c Normal file
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@ -0,0 +1,92 @@
/*
* fgetflags.c - Get a file flags on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#if HAVE_EXT2_IOCTLS
#include <fcntl.h>
#include <sys/ioctl.h>
#endif
#include "e2p.h"
#ifdef O_LARGEFILE
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK|O_LARGEFILE)
#else
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK)
#endif
int fgetflags (const char * name, unsigned long * flags)
{
struct stat buf;
#if HAVE_STAT_FLAGS && !(APPLE_DARWIN && HAVE_EXT2_IOCTLS)
if (stat (name, &buf) == -1)
return -1;
*flags = 0;
#ifdef UF_IMMUTABLE
if (buf.st_flags & UF_IMMUTABLE)
*flags |= EXT2_IMMUTABLE_FL;
#endif
#ifdef UF_APPEND
if (buf.st_flags & UF_APPEND)
*flags |= EXT2_APPEND_FL;
#endif
#ifdef UF_NODUMP
if (buf.st_flags & UF_NODUMP)
*flags |= EXT2_NODUMP_FL;
#endif
return 0;
#else
#if HAVE_EXT2_IOCTLS
int fd, r, f, save_errno = 0;
if (!stat(name, &buf) &&
!S_ISREG(buf.st_mode) && !S_ISDIR(buf.st_mode)) {
goto notsupp;
}
#if !APPLE_DARWIN
fd = open (name, OPEN_FLAGS);
if (fd == -1)
return -1;
r = ioctl (fd, EXT2_IOC_GETFLAGS, &f);
if (r == -1)
save_errno = errno;
*flags = f;
close (fd);
if (save_errno)
errno = save_errno;
return r;
#else
f = -1;
save_errno = syscall(SYS_fsctl, name, EXT2_IOC_GETFLAGS, &f, 0);
*flags = f;
return (save_errno);
#endif
#endif /* HAVE_EXT2_IOCTLS */
#endif
notsupp:
errno = EOPNOTSUPP;
return -1;
}

62
e2fsprogs/e2p/fgetversion.c Normal file
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@ -0,0 +1,62 @@
/*
* fgetversion.c - Get a file version on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <fcntl.h>
#include <sys/ioctl.h>
#include "e2p.h"
#ifdef O_LARGEFILE
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK|O_LARGEFILE)
#else
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK)
#endif
int fgetversion (const char * name, unsigned long * version)
{
#if HAVE_EXT2_IOCTLS
#if !APPLE_DARWIN
int fd, r, ver, save_errno = 0;
fd = open (name, OPEN_FLAGS);
if (fd == -1)
return -1;
r = ioctl (fd, EXT2_IOC_GETVERSION, &ver);
if (r == -1)
save_errno = errno;
*version = ver;
close (fd);
if (save_errno)
errno = save_errno;
return r;
#else
int ver=-1, err;
err = syscall(SYS_fsctl, name, EXT2_IOC_GETVERSION, &ver, 0);
*version = ver;
return(err);
#endif
#else /* ! HAVE_EXT2_IOCTLS */
extern int errno;
errno = EOPNOTSUPP;
return -1;
#endif /* ! HAVE_EXT2_IOCTLS */
}

96
e2fsprogs/e2p/fsetflags.c Normal file
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@ -0,0 +1,96 @@
/*
* fsetflags.c - Set a file flags on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#if HAVE_EXT2_IOCTLS
#include <fcntl.h>
#include <sys/ioctl.h>
#endif
#include "e2p.h"
/*
* Deal with lame glibc's that define this function without actually
* implementing it. Can you say "attractive nuisance", boys and girls?
* I knew you could!
*/
#ifdef __linux__
#undef HAVE_CHFLAGS
#endif
#ifdef O_LARGEFILE
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK|O_LARGEFILE)
#else
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK)
#endif
int fsetflags (const char * name, unsigned long flags)
{
struct stat buf;
#if HAVE_CHFLAGS && !(APPLE_DARWIN && HAVE_EXT2_IOCTLS)
unsigned long bsd_flags = 0;
#ifdef UF_IMMUTABLE
if (flags & EXT2_IMMUTABLE_FL)
bsd_flags |= UF_IMMUTABLE;
#endif
#ifdef UF_APPEND
if (flags & EXT2_APPEND_FL)
bsd_flags |= UF_APPEND;
#endif
#ifdef UF_NODUMP
if (flags & EXT2_NODUMP_FL)
bsd_flags |= UF_NODUMP;
#endif
return chflags (name, bsd_flags);
#else
#if HAVE_EXT2_IOCTLS
int fd, r, f, save_errno = 0;
if (!stat(name, &buf) &&
!S_ISREG(buf.st_mode) && !S_ISDIR(buf.st_mode)) {
goto notsupp;
}
#if !APPLE_DARWIN
fd = open (name, OPEN_FLAGS);
if (fd == -1)
return -1;
f = (int) flags;
r = ioctl (fd, EXT2_IOC_SETFLAGS, &f);
if (r == -1)
save_errno = errno;
close (fd);
if (save_errno)
errno = save_errno;
#else
f = (int) flags;
return syscall(SYS_fsctl, name, EXT2_IOC_SETFLAGS, &f, 0);
#endif
return r;
#endif /* HAVE_EXT2_IOCTLS */
#endif
notsupp:
errno = EOPNOTSUPP;
return -1;
}

60
e2fsprogs/e2p/fsetversion.c Normal file
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/*
* fsetversion.c - Set a file version on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <fcntl.h>
#include <sys/ioctl.h>
#include "e2p.h"
#ifdef O_LARGEFILE
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK|O_LARGEFILE)
#else
#define OPEN_FLAGS (O_RDONLY|O_NONBLOCK)
#endif
int fsetversion (const char * name, unsigned long version)
{
#if HAVE_EXT2_IOCTLS
#if !APPLE_DARWIN
int fd, r, ver, save_errno = 0;
fd = open (name, OPEN_FLAGS);
if (fd == -1)
return -1;
ver = (int) version;
r = ioctl (fd, EXT2_IOC_SETVERSION, &ver);
if (r == -1)
save_errno = errno;
close (fd);
if (save_errno)
errno = save_errno;
return r;
#else
int ver = (int)version;
return syscall(SYS_fsctl, name, EXT2_IOC_SETVERSION, &ver, 0);
#endif
#else /* ! HAVE_EXT2_IOCTLS */
extern int errno;
errno = EOPNOTSUPP;
return -1;
#endif /* ! HAVE_EXT2_IOCTLS */
}

66
e2fsprogs/e2p/getflags.c Normal file
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/*
* getflags.c - Get a file flags on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#if HAVE_EXT2_IOCTLS
#include <sys/ioctl.h>
#endif
#include "e2p.h"
int getflags (int fd, unsigned long * flags)
{
struct stat buf;
#if HAVE_STAT_FLAGS
if (fstat (fd, &buf) == -1)
return -1;
*flags = 0;
#ifdef UF_IMMUTABLE
if (buf.st_flags & UF_IMMUTABLE)
*flags |= EXT2_IMMUTABLE_FL;
#endif
#ifdef UF_APPEND
if (buf.st_flags & UF_APPEND)
*flags |= EXT2_APPEND_FL;
#endif
#ifdef UF_NODUMP
if (buf.st_flags & UF_NODUMP)
*flags |= EXT2_NODUMP_FL;
#endif
return 0;
#else
#if HAVE_EXT2_IOCTLS
int r, f;
if (!fstat(fd, &buf) &&
!S_ISREG(buf.st_mode) && !S_ISDIR(buf.st_mode))
goto notsupp;
r = ioctl (fd, EXT2_IOC_GETFLAGS, &f);
*flags = f;
return r;
#endif /* HAVE_EXT2_IOCTLS */
#endif
notsupp:
errno = EOPNOTSUPP;
return -1;
}

37
e2fsprogs/e2p/getversion.c Normal file
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/*
* getversion.c - Get a file version on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#include <sys/ioctl.h>
#include "e2p.h"
int getversion (int fd, unsigned long * version)
{
#if HAVE_EXT2_IOCTLS
int r, ver;
r = ioctl (fd, EXT2_IOC_GETVERSION, &ver);
*version = ver;
return 0;
#else /* ! HAVE_EXT2_IOCTLS */
extern int errno;
errno = EOPNOTSUPP;
return -1;
#endif /* ! HAVE_EXT2_IOCTLS */
}

70
e2fsprogs/e2p/hashstr.c Normal file
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/*
* feature.c --- convert between features and strings
*
* Copyright (C) 1999 Theodore Ts'o <tytso@mit.edu>
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include "e2p.h"
struct hash {
int num;
const char *string;
};
static struct hash hash_list[] = {
{ EXT2_HASH_LEGACY, "legacy" },
{ EXT2_HASH_HALF_MD4, "half_md4" },
{ EXT2_HASH_TEA, "tea" },
{ 0, 0 },
};
const char *e2p_hash2string(int num)
{
struct hash *p;
static char buf[20];
for (p = hash_list; p->string; p++) {
if (num == p->num)
return p->string;
}
sprintf(buf, "HASHALG_%d", num);
return buf;
}
/*
* Returns the hash algorithm, or -1 on error
*/
int e2p_string2hash(char *string)
{
struct hash *p;
char *eptr;
int num;
for (p = hash_list; p->string; p++) {
if (!strcasecmp(string, p->string)) {
return p->num;
}
}
if (strncasecmp(string, "HASHALG_", 8))
return -1;
if (string[8] == 0)
return -1;
num = strtol(string+8, &eptr, 10);
if (num > 255 || num < 0)
return -1;
if (*eptr)
return -1;
return num;
}

72
e2fsprogs/e2p/iod.c Normal file
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/*
* iod.c - Iterate a function on each entry of a directory
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#include "e2p.h"
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>
#include <string.h>
int iterate_on_dir (const char * dir_name,
int (*func) (const char *, struct dirent *, void *),
void * private)
{
DIR * dir;
struct dirent *de, *dep;
int max_len = -1, len;
#if HAVE_PATHCONF && defined(_PC_NAME_MAX)
max_len = pathconf(dir_name, _PC_NAME_MAX);
#endif
if (max_len == -1) {
#ifdef _POSIX_NAME_MAX
max_len = _POSIX_NAME_MAX;
#else
#ifdef NAME_MAX
max_len = NAME_MAX;
#else
max_len = 256;
#endif /* NAME_MAX */
#endif /* _POSIX_NAME_MAX */
}
max_len += sizeof(struct dirent);
de = malloc(max_len+1);
if (!de)
return -1;
memset(de, 0, max_len+1);
dir = opendir (dir_name);
if (dir == NULL) {
free(de);
return -1;
}
while ((dep = readdir (dir))) {
len = sizeof(struct dirent);
#ifdef HAVE_RECLEN_DIRENT
if (len < dep->d_reclen)
len = dep->d_reclen;
if (len > max_len)
len = max_len;
#endif
memcpy(de, dep, len);
(*func) (dir_name, de, private);
}
free(de);
closedir(dir);
return 0;
}

276
e2fsprogs/e2p/ls.c Normal file
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/*
* ls.c - List the contents of an ext2fs superblock
*
* Copyright (C) 1992, 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* Copyright (C) 1995, 1996, 1997 Theodore Ts'o <tytso@mit.edu>
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
#include <stdio.h>
#include <sys/types.h>
#include <string.h>
#include <grp.h>
#include <pwd.h>
#include <time.h>
#include "e2p.h"
static void print_user (unsigned short uid, FILE *f)
{
struct passwd *pw;
fprintf(f, "%u ", uid);
pw = getpwuid (uid);
if (pw == NULL)
fprintf(f, "(user unknown)\n");
else
fprintf(f, "(user %s)\n", pw->pw_name);
}
static void print_group (unsigned short gid, FILE *f)
{
struct group *gr;
fprintf(f, "%u ", gid);
gr = getgrgid (gid);
if (gr == NULL)
fprintf(f, "(group unknown)\n");
else
fprintf(f, "(group %s)\n", gr->gr_name);
}
#define MONTH_INT (86400 * 30)
#define WEEK_INT (86400 * 7)
#define DAY_INT (86400)
#define HOUR_INT (60 * 60)
#define MINUTE_INT (60)
static const char *interval_string(unsigned int secs)
{
static char buf[256], tmp[80];
int hr, min, num;
buf[0] = 0;
if (secs == 0)
return "<none>";
if (secs >= MONTH_INT) {
num = secs / MONTH_INT;
secs -= num*MONTH_INT;
sprintf(buf, "%d month%s", num, (num>1) ? "s" : "");
}
if (secs >= WEEK_INT) {
num = secs / WEEK_INT;
secs -= num*WEEK_INT;
sprintf(tmp, "%s%d week%s", buf[0] ? ", " : "",
num, (num>1) ? "s" : "");
strcat(buf, tmp);
}
if (secs >= DAY_INT) {
num = secs / DAY_INT;
secs -= num*DAY_INT;
sprintf(tmp, "%s%d day%s", buf[0] ? ", " : "",
num, (num>1) ? "s" : "");
strcat(buf, tmp);
}
if (secs > 0) {
hr = secs / HOUR_INT;
secs -= hr*HOUR_INT;
min = secs / MINUTE_INT;
secs -= min*MINUTE_INT;
sprintf(tmp, "%s%d:%02d:%02d", buf[0] ? ", " : "",
hr, min, secs);
strcat(buf, tmp);
}
return buf;
}
static void print_features(struct ext2_super_block * s, FILE *f)
{
#ifdef EXT2_DYNAMIC_REV
int i, j, printed=0;
__u32 *mask = &s->s_feature_compat, m;
fprintf(f, "Filesystem features: ");
for (i=0; i <3; i++,mask++) {
for (j=0,m=1; j < 32; j++, m<<=1) {
if (*mask & m) {
fprintf(f, " %s", e2p_feature2string(i, m));
printed++;
}
}
}
if (printed == 0)
fprintf(f, " (none)");
fprintf(f, "\n");
#endif
}
static void print_mntopts(struct ext2_super_block * s, FILE *f)
{
#ifdef EXT2_DYNAMIC_REV
int i, printed=0;
__u32 mask = s->s_default_mount_opts, m;
fprintf(f, "Default mount options: ");
if (mask & EXT3_DEFM_JMODE) {
fprintf(f, " %s", e2p_mntopt2string(mask & EXT3_DEFM_JMODE));
printed++;
}
for (i=0,m=1; i < 32; i++, m<<=1) {
if (m & EXT3_DEFM_JMODE)
continue;
if (mask & m) {
fprintf(f, " %s", e2p_mntopt2string(m));
printed++;
}
}
if (printed == 0)
fprintf(f, " (none)");
fprintf(f, "\n");
#endif
}
#ifndef EXT2_INODE_SIZE
#define EXT2_INODE_SIZE(s) sizeof(struct ext2_inode)
#endif
#ifndef EXT2_GOOD_OLD_REV
#define EXT2_GOOD_OLD_REV 0
#endif
void list_super2(struct ext2_super_block * sb, FILE *f)
{
int inode_blocks_per_group;
char buf[80], *str;
time_t tm;
inode_blocks_per_group = (((sb->s_inodes_per_group *
EXT2_INODE_SIZE(sb)) +
EXT2_BLOCK_SIZE(sb) - 1) /
EXT2_BLOCK_SIZE(sb));
if (sb->s_volume_name[0]) {
memset(buf, 0, sizeof(buf));
strncpy(buf, sb->s_volume_name, sizeof(sb->s_volume_name));
} else
strcpy(buf, "<none>");
fprintf(f, "Filesystem volume name: %s\n", buf);
if (sb->s_last_mounted[0]) {
memset(buf, 0, sizeof(buf));
strncpy(buf, sb->s_last_mounted, sizeof(sb->s_last_mounted));
} else
strcpy(buf, "<not available>");
fprintf(f, "Last mounted on: %s\n", buf);
fprintf(f, "Filesystem UUID: %s\n", e2p_uuid2str(sb->s_uuid));
fprintf(f, "Filesystem magic number: 0x%04X\n", sb->s_magic);
fprintf(f, "Filesystem revision #: %d", sb->s_rev_level);
if (sb->s_rev_level == EXT2_GOOD_OLD_REV) {
fprintf(f, " (original)\n");
#ifdef EXT2_DYNAMIC_REV
} else if (sb->s_rev_level == EXT2_DYNAMIC_REV) {
fprintf(f, " (dynamic)\n");
#endif
} else
fprintf(f, " (unknown)\n");
print_features(sb, f);
print_mntopts(sb, f);
fprintf(f, "Filesystem state: ");
print_fs_state (f, sb->s_state);
fprintf(f, "\n");
fprintf(f, "Errors behavior: ");
print_fs_errors(f, sb->s_errors);
fprintf(f, "\n");
str = e2p_os2string(sb->s_creator_os);
fprintf(f, "Filesystem OS type: %s\n", str);
free(str);
fprintf(f, "Inode count: %u\n", sb->s_inodes_count);
fprintf(f, "Block count: %u\n", sb->s_blocks_count);
fprintf(f, "Reserved block count: %u\n", sb->s_r_blocks_count);
fprintf(f, "Free blocks: %u\n", sb->s_free_blocks_count);
fprintf(f, "Free inodes: %u\n", sb->s_free_inodes_count);
fprintf(f, "First block: %u\n", sb->s_first_data_block);
fprintf(f, "Block size: %u\n", EXT2_BLOCK_SIZE(sb));
fprintf(f, "Fragment size: %u\n", EXT2_FRAG_SIZE(sb));
if (sb->s_reserved_gdt_blocks)
fprintf(f, "Reserved GDT blocks: %u\n",
sb->s_reserved_gdt_blocks);
fprintf(f, "Blocks per group: %u\n", sb->s_blocks_per_group);
fprintf(f, "Fragments per group: %u\n", sb->s_frags_per_group);
fprintf(f, "Inodes per group: %u\n", sb->s_inodes_per_group);
fprintf(f, "Inode blocks per group: %u\n", inode_blocks_per_group);
if (sb->s_first_meta_bg)
fprintf(f, "First meta block group: %u\n",
sb->s_first_meta_bg);
if (sb->s_mkfs_time) {
tm = sb->s_mkfs_time;
fprintf(f, "Filesystem created: %s", ctime(&tm));
}
tm = sb->s_mtime;
fprintf(f, "Last mount time: %s",
sb->s_mtime ? ctime(&tm) : "n/a\n");
tm = sb->s_wtime;
fprintf(f, "Last write time: %s", ctime(&tm));
fprintf(f, "Mount count: %u\n", sb->s_mnt_count);
fprintf(f, "Maximum mount count: %d\n", sb->s_max_mnt_count);
tm = sb->s_lastcheck;
fprintf(f, "Last checked: %s", ctime(&tm));
fprintf(f, "Check interval: %u (%s)\n", sb->s_checkinterval,
interval_string(sb->s_checkinterval));
if (sb->s_checkinterval)
{
time_t next;
next = sb->s_lastcheck + sb->s_checkinterval;
fprintf(f, "Next check after: %s", ctime(&next));
}
fprintf(f, "Reserved blocks uid: ");
print_user(sb->s_def_resuid, f);
fprintf(f, "Reserved blocks gid: ");
print_group(sb->s_def_resgid, f);
if (sb->s_rev_level >= EXT2_DYNAMIC_REV) {
fprintf(f, "First inode: %d\n", sb->s_first_ino);
fprintf(f, "Inode size: %d\n", sb->s_inode_size);
}
if (!e2p_is_null_uuid(sb->s_journal_uuid))
fprintf(f, "Journal UUID: %s\n",
e2p_uuid2str(sb->s_journal_uuid));
if (sb->s_journal_inum)
fprintf(f, "Journal inode: %u\n",
sb->s_journal_inum);
if (sb->s_journal_dev)
fprintf(f, "Journal device: 0x%04x\n",
sb->s_journal_dev);
if (sb->s_last_orphan)
fprintf(f, "First orphan inode: %u\n",
sb->s_last_orphan);
if ((sb->s_feature_compat & EXT2_FEATURE_COMPAT_DIR_INDEX) ||
sb->s_def_hash_version)
fprintf(f, "Default directory hash: %s\n",
e2p_hash2string(sb->s_def_hash_version));
if (!e2p_is_null_uuid(sb->s_hash_seed))
fprintf(f, "Directory Hash Seed: %s\n",
e2p_uuid2str(sb->s_hash_seed));
if (sb->s_jnl_backup_type) {
fprintf(f, "Journal backup: ");
switch (sb->s_jnl_backup_type) {
case 1:
fprintf(f, "inode blocks\n");
break;
default:
fprintf(f, "type %u\n", sb->s_jnl_backup_type);
}
}
}
void list_super (struct ext2_super_block * s)
{
list_super2(s, stdout);
}

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/*
* mountopts.c --- convert between default mount options and strings
*
* Copyright (C) 2002 Theodore Ts'o <tytso@mit.edu>
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include "e2p.h"
struct mntopt {
unsigned int mask;
const char *string;
};
static struct mntopt mntopt_list[] = {
{ EXT2_DEFM_DEBUG, "debug" },
{ EXT2_DEFM_BSDGROUPS, "bsdgroups" },
{ EXT2_DEFM_XATTR_USER, "user_xattr" },
{ EXT2_DEFM_ACL, "acl" },
{ EXT2_DEFM_UID16, "uid16" },
{ EXT3_DEFM_JMODE_DATA, "journal_data" },
{ EXT3_DEFM_JMODE_ORDERED, "journal_data_ordered" },
{ EXT3_DEFM_JMODE_WBACK, "journal_data_writeback" },
{ 0, 0 },
};
const char *e2p_mntopt2string(unsigned int mask)
{
struct mntopt *f;
static char buf[20];
int fnum;
for (f = mntopt_list; f->string; f++) {
if (mask == f->mask)
return f->string;
}
for (fnum = 0; mask >>= 1; fnum++);
sprintf(buf, "MNTOPT_%d", fnum);
return buf;
}
int e2p_string2mntopt(char *string, unsigned int *mask)
{
struct mntopt *f;
char *eptr;
int num;
for (f = mntopt_list; f->string; f++) {
if (!strcasecmp(string, f->string)) {
*mask = f->mask;
return 0;
}
}
if (strncasecmp(string, "MNTOPT_", 8))
return 1;
if (string[8] == 0)
return 1;
num = strtol(string+8, &eptr, 10);
if (num > 32 || num < 0)
return 1;
if (*eptr)
return 1;
*mask = 1 << num;
return 0;
}
static char *skip_over_blanks(char *cp)
{
while (*cp && isspace(*cp))
cp++;
return cp;
}
static char *skip_over_word(char *cp)
{
while (*cp && !isspace(*cp) && *cp != ',')
cp++;
return cp;
}
/*
* Edit a mntopt set array as requested by the user. The ok
* parameter, if non-zero, allows the application to limit what
* mntopts the user is allowed to set or clear using this function.
*/
int e2p_edit_mntopts(const char *str, __u32 *mntopts, __u32 ok)
{
char *cp, *buf, *next;
int neg;
unsigned int mask;
buf = malloc(strlen(str)+1);
if (!buf)
return 1;
strcpy(buf, str);
cp = buf;
while (cp && *cp) {
neg = 0;
cp = skip_over_blanks(cp);
next = skip_over_word(cp);
if (*next == 0)
next = 0;
else
*next = 0;
switch (*cp) {
case '-':
case '^':
neg++;
case '+':
cp++;
break;
}
if (e2p_string2mntopt(cp, &mask))
return 1;
if (ok && !(ok & mask))
return 1;
if (mask & EXT3_DEFM_JMODE)
*mntopts &= ~EXT3_DEFM_JMODE;
if (neg)
*mntopts &= ~mask;
else
*mntopts |= mask;
cp = next ? next+1 : 0;
}
return 0;
}

73
e2fsprogs/e2p/ostype.c Normal file
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/*
* getostype.c - Get the Filesystem OS type
*
* Copyright (C) 2004,2005 Theodore Ts'o <tytso@mit.edu>
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
#include "e2p.h"
#include <string.h>
const char *os_tab[] =
{ "Linux",
"Hurd",
"Masix",
"FreeBSD",
"Lites",
0 };
/*
* Convert an os_type to a string
*/
char *e2p_os2string(int os_type)
{
const char *os;
char *ret;
if (os_type <= EXT2_OS_LITES)
os = os_tab[os_type];
else
os = "(unknown os)";
ret = malloc(strlen(os)+1);
strcpy(ret, os);
return ret;
}
/*
* Convert an os_type to a string
*/
int e2p_string2os(char *str)
{
const char **cpp;
int i = 0;
for (cpp = os_tab; *cpp; cpp++, i++) {
if (!strcasecmp(str, *cpp))
return i;
}
return -1;
}
#ifdef TEST_PROGRAM
int main(int argc, char **argv)
{
char *s;
int i, os;
for (i=0; i <= EXT2_OS_LITES; i++) {
s = e2p_os2string(i);
os = e2p_string2os(s);
printf("%d: %s (%d)\n", i, s, os);
if (i != os) {
fprintf(stderr, "Failure!\n");
exit(1);
}
}
exit(0);
}
#endif

64
e2fsprogs/e2p/parse_num.c Normal file
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/*
* parse_num.c - Parse the number of blocks
*
* Copyright (C) 2004,2005 Theodore Ts'o <tytso@mit.edu>
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
#include "e2p.h"
#include <stdlib.h>
unsigned long parse_num_blocks(const char *arg, int log_block_size)
{
char *p;
unsigned long long num;
num = strtoull(arg, &p, 0);
if (p[0] && p[1])
return 0;
switch (*p) { /* Using fall-through logic */
case 'T': case 't':
num <<= 10;
case 'G': case 'g':
num <<= 10;
case 'M': case 'm':
num <<= 10;
case 'K': case 'k':
num >>= log_block_size;
break;
case 's':
num >>= 1;
break;
case '\0':
break;
default:
return 0;
}
return num;
}
#ifdef DEBUG
#include <unistd.h>
#include <stdio.h>
main(int argc, char **argv)
{
unsigned long num;
int log_block_size = 0;
if (argc != 2) {
fprintf(stderr, "Usage: %s arg\n", argv[0]);
exit(1);
}
num = parse_num_blocks(argv[1], log_block_size);
printf("Parsed number: %lu\n", num);
exit(0);
}
#endif

37
e2fsprogs/e2p/pe.c Normal file
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@ -0,0 +1,37 @@
/*
* pe.c - Print a second extended filesystem errors behavior
*
* Copyright (C) 1992, 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 94/01/09 - Creation
*/
#include <stdio.h>
#include "e2p.h"
void print_fs_errors (FILE * f, unsigned short errors)
{
switch (errors)
{
case EXT2_ERRORS_CONTINUE:
fprintf (f, "Continue");
break;
case EXT2_ERRORS_RO:
fprintf (f, "Remount read-only");
break;
case EXT2_ERRORS_PANIC:
fprintf (f, "Panic");
break;
default:
fprintf (f, "Unknown (continue)");
}
}

74
e2fsprogs/e2p/pf.c Normal file
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@ -0,0 +1,74 @@
/*
* pf.c - Print file attributes on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#include <stdio.h>
#include "e2p.h"
struct flags_name {
unsigned long flag;
const char *short_name;
const char *long_name;
};
static struct flags_name flags_array[] = {
{ EXT2_SECRM_FL, "s", "Secure_Deletion" },
{ EXT2_UNRM_FL, "u" , "Undelete" },
{ EXT2_SYNC_FL, "S", "Synchronous_Updates" },
{ EXT2_DIRSYNC_FL, "D", "Synchronous_Directory_Updates" },
{ EXT2_IMMUTABLE_FL, "i", "Immutable" },
{ EXT2_APPEND_FL, "a", "Append_Only" },
{ EXT2_NODUMP_FL, "d", "No_Dump" },
{ EXT2_NOATIME_FL, "A", "No_Atime" },
{ EXT2_COMPR_FL, "c", "Compression_Requested" },
#ifdef ENABLE_COMPRESSION
{ EXT2_COMPRBLK_FL, "B", "Compressed_File" },
{ EXT2_DIRTY_FL, "Z", "Compressed_Dirty_File" },
{ EXT2_NOCOMPR_FL, "X", "Compression_Raw_Access" },
{ EXT2_ECOMPR_FL, "E", "Compression_Error" },
#endif
{ EXT3_JOURNAL_DATA_FL, "j", "Journaled_Data" },
{ EXT2_INDEX_FL, "I", "Indexed_direcctory" },
{ EXT2_NOTAIL_FL, "t", "No_Tailmerging" },
{ EXT2_TOPDIR_FL, "T", "Top_of_Directory_Hierarchies" },
{ 0, NULL, NULL }
};
void print_flags (FILE * f, unsigned long flags, unsigned options)
{
int long_opt = (options & PFOPT_LONG);
struct flags_name *fp;
int first = 1;
for (fp = flags_array; fp->flag != 0; fp++) {
if (flags & fp->flag) {
if (long_opt) {
if (first)
first = 0;
else
fputs(", ", f);
fputs(fp->long_name, f);
} else
fputs(fp->short_name, f);
} else {
if (!long_opt)
fputs("-", f);
}
}
if (long_opt && first)
fputs("---", f);
}

29
e2fsprogs/e2p/ps.c Normal file
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@ -0,0 +1,29 @@
/*
* ps.c - Print filesystem state
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/12/22 - Creation
*/
#include <stdio.h>
#include "e2p.h"
void print_fs_state (FILE * f, unsigned short state)
{
if (state & EXT2_VALID_FS)
fprintf (f, " clean");
else
fprintf (f, " not clean");
if (state & EXT2_ERROR_FS)
fprintf (f, " with errors");
}

72
e2fsprogs/e2p/setflags.c Normal file
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@ -0,0 +1,72 @@
/*
* setflags.c - Set a file flags on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#if HAVE_EXT2_IOCTLS
#include <sys/ioctl.h>
#endif
#include "e2p.h"
/*
* Deal with lame glibc's that define this function without actually
* implementing it. Can you say "attractive nuisance", boys and girls?
* I knew you could!
*/
#ifdef __linux__
#undef HAVE_CHFLAGS
#endif
int setflags (int fd, unsigned long flags)
{
struct stat buf;
#if HAVE_CHFLAGS
unsigned long bsd_flags = 0;
#ifdef UF_IMMUTABLE
if (flags & EXT2_IMMUTABLE_FL)
bsd_flags |= UF_IMMUTABLE;
#endif
#ifdef UF_APPEND
if (flags & EXT2_APPEND_FL)
bsd_flags |= UF_APPEND;
#endif
#ifdef UF_NODUMP
if (flags & EXT2_NODUMP_FL)
bsd_flags |= UF_NODUMP;
#endif
return fchflags (fd, bsd_flags);
#else
#if HAVE_EXT2_IOCTLS
int f;
if (!fstat(fd, &buf) &&
!S_ISREG(buf.st_mode) && !S_ISDIR(buf.st_mode)) {
errno = EOPNOTSUPP;
return -1;
}
f = (int) flags;
return ioctl (fd, EXT2_IOC_SETFLAGS, &f);
#endif /* HAVE_EXT2_IOCTLS */
#endif
errno = EOPNOTSUPP;
return -1;
}

36
e2fsprogs/e2p/setversion.c Normal file
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@ -0,0 +1,36 @@
/*
* setversion.c - Set a file version on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU Library General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
*/
#if HAVE_ERRNO_H
#include <errno.h>
#endif
#include <sys/ioctl.h>
#include "e2p.h"
int setversion (int fd, unsigned long version)
{
#if HAVE_EXT2_IOCTLS
int ver;
ver = (int) version;
return ioctl (fd, EXT2_IOC_SETVERSION, &ver);
#else /* ! HAVE_EXT2_IOCTLS */
extern int errno;
errno = EOPNOTSUPP;
return -1;
#endif /* ! HAVE_EXT2_IOCTLS */
}

79
e2fsprogs/e2p/uuid.c Normal file
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@ -0,0 +1,79 @@
/*
* uuid.c -- utility routines for manipulating UUID's.
*/
#include <stdio.h>
#include <string.h>
#include <ext2fs/ext2_types.h>
#include "e2p.h"
struct uuid {
__u32 time_low;
__u16 time_mid;
__u16 time_hi_and_version;
__u16 clock_seq;
__u8 node[6];
};
/* Returns 1 if the uuid is the NULL uuid */
int e2p_is_null_uuid(void *uu)
{
__u8 *cp;
int i;
for (i=0, cp = uu; i < 16; i++)
if (*cp)
return 0;
return 1;
}
static void e2p_unpack_uuid(void *in, struct uuid *uu)
{
__u8 *ptr = in;
__u32 tmp;
tmp = *ptr++;
tmp = (tmp << 8) | *ptr++;
tmp = (tmp << 8) | *ptr++;
tmp = (tmp << 8) | *ptr++;
uu->time_low = tmp;
tmp = *ptr++;
tmp = (tmp << 8) | *ptr++;
uu->time_mid = tmp;
tmp = *ptr++;
tmp = (tmp << 8) | *ptr++;
uu->time_hi_and_version = tmp;
tmp = *ptr++;
tmp = (tmp << 8) | *ptr++;
uu->clock_seq = tmp;
memcpy(uu->node, ptr, 6);
}
void e2p_uuid_to_str(void *uu, char *out)
{
struct uuid uuid;
e2p_unpack_uuid(uu, &uuid);
sprintf(out,
"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
uuid.time_low, uuid.time_mid, uuid.time_hi_and_version,
uuid.clock_seq >> 8, uuid.clock_seq & 0xFF,
uuid.node[0], uuid.node[1], uuid.node[2],
uuid.node[3], uuid.node[4], uuid.node[5]);
}
const char *e2p_uuid2str(void *uu)
{
static char buf[80];
if (e2p_is_null_uuid(uu))
return "<none>";
e2p_uuid_to_str(uu, buf);
return buf;
}

193
e2fsprogs/lsattr.c Normal file
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@ -0,0 +1,193 @@
/*
* lsattr.c - List file attributes on an ext2 file system
*
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
* Laboratoire MASI, Institut Blaise Pascal
* Universite Pierre et Marie Curie (Paris VI)
*
* This file can be redistributed under the terms of the GNU General
* Public License
*/
/*
* History:
* 93/10/30 - Creation
* 93/11/13 - Replace stat() calls by lstat() to avoid loops
* 94/02/27 - Integrated in Ted's distribution
* 98/12/29 - Display version info only when -V specified (G M Sipe)
*/
#include <sys/types.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <getopt.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <ext2fs/ext2_fs.h>
#include "e2fsbb.h"
#include "e2p/e2p.h"
#ifdef __GNUC__
#define EXT2FS_ATTR(x) __attribute__(x)
#else
#define EXT2FS_ATTR(x)
#endif
static int all;
static int dirs_opt;
static unsigned pf_options;
static int recursive;
static int verbose;
static int generation_opt;
#ifdef _LFS64_LARGEFILE
#define LSTAT lstat64
#define STRUCT_STAT struct stat64
#else
#define LSTAT lstat
#define STRUCT_STAT struct stat
#endif
#if 0
static void usage(void)
{
fprintf(stderr, _("Usage: %s [-RVadlv] [files...]\n"), program_name);
exit(1);
}
#endif
static void list_attributes (const char * name)
{
unsigned long flags;
unsigned long generation;
if (fgetflags (name, &flags) == -1) {
com_err (program_name, errno, _("While reading flags on %s"),
name);
return;
}
if (generation_opt) {
if (fgetversion (name, &generation) == -1) {
com_err (program_name, errno,
_("While reading version on %s"),
name);
return;
}
printf ("%5lu ", generation);
}
if (pf_options & PFOPT_LONG) {
printf("%-28s ", name);
print_flags(stdout, flags, pf_options);
fputc('\n', stdout);
} else {
print_flags(stdout, flags, pf_options);
printf(" %s\n", name);
}
}
static int lsattr_dir_proc (const char *, struct dirent *, void *);
static void lsattr_args (const char * name)
{
STRUCT_STAT st;
if (LSTAT (name, &st) == -1)
com_err (program_name, errno, _("while trying to stat %s"),
name);
else {
if (S_ISDIR(st.st_mode) && !dirs_opt)
iterate_on_dir (name, lsattr_dir_proc, NULL);
else
list_attributes (name);
}
}
static int lsattr_dir_proc (const char * dir_name, struct dirent * de,
void * private EXT2FS_ATTR((unused)))
{
STRUCT_STAT st;
char *path;
int dir_len = strlen(dir_name);
path = malloc(dir_len + strlen (de->d_name) + 2);
if (dir_len && dir_name[dir_len-1] == '/')
sprintf (path, "%s%s", dir_name, de->d_name);
else
sprintf (path, "%s/%s", dir_name, de->d_name);
if (LSTAT (path, &st) == -1)
perror (path);
else {
if (de->d_name[0] != '.' || all) {
list_attributes (path);
if (S_ISDIR(st.st_mode) && recursive &&
strcmp(de->d_name, ".") &&
strcmp(de->d_name, "..")) {
printf ("\n%s:\n", path);
iterate_on_dir (path, lsattr_dir_proc, NULL);
printf ("\n");
}
}
}
free(path);
return 0;
}
int lsattr_main (int argc, char ** argv)
{
int c;
int i;
#ifdef ENABLE_NLS
setlocale(LC_MESSAGES, "");
setlocale(LC_CTYPE, "");
bindtextdomain(NLS_CAT_NAME, LOCALEDIR);
textdomain(NLS_CAT_NAME);
#endif
#if 0
if (argc && *argv)
program_name = *argv;
#endif
while ((c = getopt (argc, argv, "Radlv")) != EOF)
switch (c)
{
case 'R':
recursive = 1;
break;
case 'V':
verbose = 1;
break;
case 'a':
all = 1;
break;
case 'd':
dirs_opt = 1;
break;
case 'l':
pf_options = PFOPT_LONG;
break;
case 'v':
generation_opt = 1;
break;
default:
usage();
}
#if 0
if (verbose)
fprintf (stderr, "lsattr %s (%s)\n",
E2FSPROGS_VERSION, E2FSPROGS_DATE);
#endif
if (optind > argc - 1)
lsattr_args (".");
else
for (i = optind; i < argc; i++)
lsattr_args (argv[i]);
exit(0);
}

2
sysdeps/linux/Config.in
View File

@ -221,6 +221,7 @@ source archival/Config.in
source coreutils/Config.in
source console-tools/Config.in
source debianutils/Config.in
source e2fsprogs/Config.in
source editors/Config.in
source findutils/Config.in
source init/Config.in
@ -291,4 +292,3 @@ endchoice
endmenu