--- old/usr/src/cmd/ntfsprogs/ntfsclone.c	2014-07-17 16:13:37.286861456 +0200
+++ /dev/null	2014-07-17 16:13:37.000000000 +0200
@@ -1,1926 +0,0 @@
-/**
- * ntfsclone - Part of the Linux-NTFS project.
- *
- * Copyright (c) 2003-2006 Szabolcs Szakacsits
- * Copyright (c) 2004-2006 Anton Altaparmakov
- * Special image format support copyright (c) 2004 Per Olofsson
- *
- * Clone NTFS data and/or metadata to a sparse file, image, device or stdout.
- *
- * 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.
- */
-
-#include "config.h"
-
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#ifdef HAVE_STDIO_H
-#include <stdio.h>
-#endif
-#ifdef HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
-#ifdef HAVE_SYS_IOCTL_H
-#include <sys/ioctl.h>
-#endif
-#ifdef HAVE_SYS_VFS_H
-#include <sys/vfs.h>
-#endif
-#ifdef HAVE_SYS_STATVFS_H
-#include <sys/statvfs.h>
-#endif
-#ifdef HAVE_FCNTL_H
-#include <fcntl.h>
-#endif
-#ifdef HAVE_STDARG_H
-#include <stdarg.h>
-#endif
-#ifdef HAVE_STRING_H
-#include <string.h>
-#endif
-#ifdef HAVE_ERRNO_H
-#include <errno.h>
-#endif
-#ifdef HAVE_GETOPT_H
-#include <getopt.h>
-#endif
-
-/*
- * FIXME: ntfsclone do bad things about endians handling. Fix it and remove
- * this note and define.
- */
-#define NTFS_DO_NOT_CHECK_ENDIANS
-
-#include "compat.h"
-#include "debug.h"
-#include "types.h"
-#include "support.h"
-#include "endians.h"
-#include "bootsect.h"
-#include "device.h"
-#include "attrib.h"
-#include "mst.h"
-#include "volume.h"
-#include "mft.h"
-#include "bitmap.h"
-#include "inode.h"
-#include "index.h"
-#include "dir.h"
-#include "runlist.h"
-#include "ntfstime.h"
-#include "utils.h"
-#include "version.h"
-
-#if defined(linux) && defined(_IO) && !defined(BLKGETSIZE)
-#define BLKGETSIZE	_IO(0x12,96)  /* Get device size in 512-byte blocks. */
-#endif
-#if defined(linux) && defined(_IOR) && !defined(BLKGETSIZE64)
-#define BLKGETSIZE64	_IOR(0x12,114,size_t)	/* Get device size in bytes. */
-#endif
-
-static const char *EXEC_NAME = "ntfsclone";
-
-static const char *bad_sectors_warning_msg =
-"*************************************************************************\n"
-"* WARNING: The disk has bad sector. This means physical damage on the   *\n"
-"* disk surface caused by deterioration, manufacturing faults or other   *\n"
-"* reason. The reliability of the disk may stay stable or degrade fast.  *\n"
-"* Use the --rescue option to efficiently save as much data as possible! *\n"
-"*************************************************************************\n";
-
-static const char *dirty_volume_msg =
-"Volume '%s' is scheduled for a check or it was shutdown \n"
-"uncleanly. Please boot Windows or use the --force option to progress.\n";
-
-static struct {
-	int verbose;
-	int quiet;
-	int debug;
-	int force;
-	int overwrite;
-	int std_out;
-	int blkdev_out;		/* output file is block device */
-	int metadata;		/* metadata only cloning */
-	int ignore_fs_check;
-	int rescue;
-	int save_image;
-	int restore_image;
-	char *output;
-	char *volume;
-#ifdef __sun
-	struct statvfs stfs;
-#else
-	struct statfs stfs;
-#endif
-} opt;
-
-struct bitmap {
-	s64 size;
-	u8 *bm;
-};
-
-struct progress_bar {
-	u64 start;
-	u64 stop;
-	int resolution;
-	float unit;
-};
-
-typedef struct {
-	ntfs_inode *ni;			/* inode being processed */
-	ntfs_attr_search_ctx *ctx;	/* inode attribute being processed */
-	s64 inuse;			/* number of clusters in use */
-} ntfs_walk_clusters_ctx;
-
-typedef int (ntfs_walk_op)(ntfs_inode *ni, void *data);
-
-struct ntfs_walk_cluster {
-	ntfs_walk_op *inode_op;		/* not implemented yet */
-	ntfs_walk_clusters_ctx *image;
-};
-
-
-static ntfs_volume *vol = NULL;
-static struct bitmap lcn_bitmap;
-
-static int fd_in;
-static int fd_out;
-static FILE *msg_out = NULL;
-
-static int wipe = 0;
-static unsigned int nr_used_mft_records   = 0;
-static unsigned int wiped_unused_mft_data = 0;
-static unsigned int wiped_unused_mft      = 0;
-static unsigned int wiped_resident_data   = 0;
-static unsigned int wiped_timestamp_data  = 0;
-
-static BOOL image_is_host_endian = FALSE;
-
-#define IMAGE_MAGIC "\0ntfsclone-image"
-#define IMAGE_MAGIC_SIZE 16
-
-/* This is the first endianness safe format version. */
-#define NTFSCLONE_IMG_VER_MAJOR_ENDIANNESS_SAFE	10
-#define NTFSCLONE_IMG_VER_MINOR_ENDIANNESS_SAFE	0
-
-/*
- * Set the version to 10.0 to avoid colisions with old ntfsclone which
- * stupidly used the volume version as the image version...  )-:  I hope NTFS
- * never reaches version 10.0 and if it does one day I hope no-one is using
- * such an old ntfsclone by then...
- *
- * NOTE: Only bump the minor version if the image format and header are still
- * backwards compatible.  Otherwise always bump the major version.  If in
- * doubt, bump the major version.
- */
-#define NTFSCLONE_IMG_VER_MAJOR	10
-#define NTFSCLONE_IMG_VER_MINOR	0
-
-/* All values are in little endian. */
-#ifdef __sun
-#pragma pack(1)
-#endif
-static struct image_hdr {
-	char magic[IMAGE_MAGIC_SIZE];
-	u8 major_ver;
-	u8 minor_ver;
-	u32 cluster_size;
-	s64 device_size;
-	s64 nr_clusters;
-	s64 inuse;
-	u32 offset_to_image_data;	/* From start of image_hdr. */
-} __attribute__((__packed__)) image_hdr;
-#ifdef __sun
-#pragma pack()
-#endif
-
-#ifdef __sun
-#define NTFSCLONE_IMG_HEADER_SIZE_OLD	\
-		(offsetof(struct image_hdr, offset_to_image_data))
-#else
-#define NTFSCLONE_IMG_HEADER_SIZE_OLD	\
-		(offsetof(typeof(image_hdr), offset_to_image_data))
-#endif
-
-#define NTFS_MBYTE (1000 * 1000)
-
-#define ERR_PREFIX   "ERROR"
-#define PERR_PREFIX  ERR_PREFIX "(%d): "
-#define NERR_PREFIX  ERR_PREFIX ": "
-
-#define LAST_METADATA_INODE	11
-
-#define NTFS_MAX_CLUSTER_SIZE	65536
-#define NTFS_SECTOR_SIZE	  512
-
-#define rounded_up_division(a, b) (((a) + (b - 1)) / (b))
-
-#define read_all(f, p, n)  io_all((f), (p), (n), 0)
-#define write_all(f, p, n) io_all((f), (p), (n), 1)
-
-__attribute__((format(printf, 1, 2)))
-static void Printf(const char *fmt, ...)
-{
-	va_list ap;
-
-	va_start(ap, fmt);
-	vfprintf(msg_out, fmt, ap);
-	va_end(ap);
-	fflush(msg_out);
-}
-
-__attribute__((format(printf, 1, 2)))
-static void perr_printf(const char *fmt, ...)
-{
-	va_list ap;
-	int eo = errno;
-
-	Printf(PERR_PREFIX, eo);
-	va_start(ap, fmt);
-	vfprintf(msg_out, fmt, ap);
-	va_end(ap);
-	Printf(": %s\n", strerror(eo));
-	fflush(msg_out);
-}
-
-__attribute__((format(printf, 1, 2)))
-static void err_printf(const char *fmt, ...)
-{
-	va_list ap;
-
-	Printf(NERR_PREFIX);
-	va_start(ap, fmt);
-	vfprintf(msg_out, fmt, ap);
-	va_end(ap);
-	fflush(msg_out);
-}
-
-__attribute__((noreturn))
-__attribute__((format(printf, 1, 2)))
-static int err_exit(const char *fmt, ...)
-{
-	va_list ap;
-
-	Printf(NERR_PREFIX);
-	va_start(ap, fmt);
-	vfprintf(msg_out, fmt, ap);
-	va_end(ap);
-	fflush(msg_out);
-	exit(1);
-}
-
-__attribute__((noreturn))
-__attribute__((format(printf, 1, 2)))
-static int perr_exit(const char *fmt, ...)
-{
-	va_list ap;
-	int eo = errno;
-
-	Printf(PERR_PREFIX, eo);
-	va_start(ap, fmt);
-	vfprintf(msg_out, fmt, ap);
-	va_end(ap);
-	Printf(": %s\n", strerror(eo));
-	fflush(msg_out);
-	exit(1);
-}
-
-
-__attribute__((noreturn))
-static void usage(void)
-{
-	fprintf(stderr, "\nUsage: %s [OPTIONS] SOURCE\n"
-		"    Efficiently clone NTFS to a sparse file, image, device or standard output.\n"
-		"\n"
-		"    -o, --output FILE      Clone NTFS to the non-existent FILE\n"
-		"    -O, --overwrite FILE   Clone NTFS to FILE, overwriting if exists\n"
-		"    -s, --save-image       Save to the special image format\n"
-		"    -r, --restore-image    Restore from the special image format\n"
-		"        --rescue           Continue after disk read errors\n"
-		"    -m, --metadata         Clone *only* metadata (for NTFS experts)\n"
-		"        --ignore-fs-check  Ignore the filesystem check result\n"
-		"    -f, --force            Force to progress (DANGEROUS)\n"
-		"    -h, --help             Display this help\n"
-#ifdef DEBUG
-		"    -d, --debug            Show debug information\n"
-#endif
-		"\n"
-		"    If FILE is '-' then send the image to the standard output. If SOURCE is '-'\n"
-		"    and --restore-image is used then read the image from the standard input.\n"
-		"\n", EXEC_NAME);
-	fprintf(stderr, "%s%s", ntfs_bugs, ntfs_home);
-	exit(1);
-}
-
-
-static void parse_options(int argc, char **argv)
-{
-	static const char *sopt = "-dfhmo:O:rs";
-	static const struct option lopt[] = {
-#ifdef DEBUG
-		{ "debug",	      no_argument,	 NULL, 'd' },
-#endif
-		{ "force",	      no_argument,	 NULL, 'f' },
-		{ "help",	      no_argument,	 NULL, 'h' },
-		{ "metadata",	      no_argument,	 NULL, 'm' },
-		{ "output",	      required_argument, NULL, 'o' },
-		{ "overwrite",	      required_argument, NULL, 'O' },
-		{ "restore-image",    no_argument,	 NULL, 'r' },
-		{ "ignore-fs-check",  no_argument,	 NULL, 'C' },
-		{ "rescue",           no_argument,	 NULL, 'R' },
-		{ "save-image",	      no_argument,	 NULL, 's' },
-		{ NULL, 0, NULL, 0 }
-	};
-
-	int c;
-
-	memset(&opt, 0, sizeof(opt));
-
-	while ((c = getopt_long(argc, argv, sopt, lopt, NULL)) != -1) {
-		switch (c) {
-		case 1:	/* A non-option argument */
-			if (opt.volume)
-				usage();
-			opt.volume = argv[optind-1];
-			break;
-		case 'd':
-			opt.debug++;
-			break;
-		case 'f':
-			opt.force++;
-			break;
-		case 'h':
-		case '?':
-			usage();
-		case 'm':
-			opt.metadata++;
-			break;
-		case 'O':
-			opt.overwrite++;
-		case 'o':
-			if (opt.output)
-				usage();
-			opt.output = optarg;
-			break;
-		case 'r':
-			opt.restore_image++;
-			break;
-		case 'C':
-			opt.ignore_fs_check++;
-			break;
-		case 'R':
-			opt.rescue++;
-			break;
-		case 's':
-			opt.save_image++;
-			break;
-		default:
-			err_printf("Unknown option '%s'.\n", argv[optind-1]);
-			usage();
-		}
-	}
-
-	if (opt.output == NULL) {
-		err_printf("You must specify an output file.\n");
-		usage();
-	}
-
-	if (strcmp(opt.output, "-") == 0)
-		opt.std_out++;
-
-	if (opt.volume == NULL) {
-		err_printf("You must specify a device file.\n");
-		usage();
-	}
-
-	if (opt.metadata && opt.save_image)
-		err_exit("Saving only metadata to an image is not "
-			 "supported!\n");
-
-	if (opt.metadata && opt.restore_image)
-		err_exit("Restoring only metadata from an image is not "
-			 "supported!\n");
-
-	if (opt.metadata && opt.std_out)
-		err_exit("Cloning only metadata to stdout isn't supported!\n");
-
-	if (opt.ignore_fs_check && !opt.metadata)
-		err_exit("Filesystem check can be ignored only for metadata "
-			 "cloning!\n");
-
-	if (opt.save_image && opt.restore_image)
-		err_exit("Saving and restoring an image at the same time "
-			 "is not supported!\n");
-
-	if (!opt.std_out) {
-		struct stat st;
-
-		if (stat(opt.output, &st) == -1) {
-			if (errno != ENOENT)
-				perr_exit("Couldn't access '%s'", opt.output);
-		} else {
-			if (!opt.overwrite)
-				err_exit("Output file '%s' already exists.\n"
-					 "Use option --overwrite if you want to"
-					 " replace its content.\n", opt.output);
-
-			if (S_ISBLK(st.st_mode)) {
-				opt.blkdev_out = 1;
-				if (opt.metadata)
-					err_exit("Cloning only metadata to a "
-					     "block device isn't supported!\n");
-			}
-		}
-	}
-
-	msg_out = stdout;
-
-	/* FIXME: this is a workaround for losing debug info if stdout != stderr
-	   and for the uncontrollable verbose messages in libntfs. Ughhh. */
-	if (opt.std_out)
-		msg_out = stderr;
-	else if (opt.debug) {
-		/* Redirect stderr to stdout, note fflush()es are essential! */
-		fflush(stdout);
-		fflush(stderr);
-		if (dup2(STDOUT_FILENO, STDERR_FILENO) == -1) {
-			perror("Failed to redirect stderr to stdout");
-			exit(1);
-		}
-		fflush(stdout);
-		fflush(stderr);
-	} else {
-		fflush(stderr);
-		if (!freopen("/dev/null", "w", stderr))
-			perr_exit("Failed to redirect stderr to /dev/null");
-	}
-}
-
-static void progress_init(struct progress_bar *p, u64 start, u64 stop, int res)
-{
-	p->start = start;
-	p->stop = stop;
-	p->unit = 100.0 / (stop - start);
-	p->resolution = res;
-}
-
-
-static void progress_update(struct progress_bar *p, u64 current)
-{
-	float percent = p->unit * current;
-
-	if (current != p->stop) {
-		if ((current - p->start) % p->resolution)
-			return;
-		Printf("%6.2f percent completed\r", percent);
-	} else
-		Printf("100.00 percent completed\n");
-	fflush(msg_out);
-}
-
-static s64 is_critical_metadata(ntfs_walk_clusters_ctx *image, runlist *rl)
-{
-	s64 inode = image->ni->mft_no;
-
-	if (inode <= LAST_METADATA_INODE) {
-
-		/* Don't save bad sectors (both $Bad and unnamed are ignored */
-		if (inode == FILE_BadClus && image->ctx->attr->type == AT_DATA)
-			return 0;
-
-		if (inode != FILE_LogFile)
-			return rl->length;
-
-		if (image->ctx->attr->type == AT_DATA) {
-
-			/* Save at least the first 16 KiB of FILE_LogFile */
-			s64 s = (s64)16384 - rl->vcn * vol->cluster_size;
-			if (s > 0) {
-				s = rounded_up_division(s, vol->cluster_size);
-				if (rl->length < s)
-					s = rl->length;
-				return s;
-			}
-			return 0;
-		}
-	}
-
-	if (image->ctx->attr->type != AT_DATA)
-		return rl->length;
-
-	return 0;
-}
-
-
-static int io_all(void *fd, void *buf, int count, int do_write)
-{
-	int i;
-	struct ntfs_device *dev = fd;
-
-	while (count > 0) {
-		if (do_write)
-			i = write(*(int *)fd, buf, count);
-		else if (opt.restore_image)
-			i = read(*(int *)fd, buf, count);
-		else
-			i = dev->d_ops->read(dev, buf, count);
-		if (i < 0) {
-			if (errno != EAGAIN && errno != EINTR)
-				return -1;
-		} else {
-			count -= i;
-			buf = i + (char *) buf;
-		}
-	}
-	return 0;
-}
-
-
-static void rescue_sector(void *fd, off_t pos, void *buff)
-{
-	const char *badsector_magic = "BadSectoR\0";
-	struct ntfs_device *dev = fd;
-
-	if (opt.restore_image) {
-		if (lseek(*(int *)fd, pos, SEEK_SET) == (off_t)-1)
-			perr_exit("lseek");
-	} else {
-		if (vol->u.dev->d_ops->seek(dev, pos, SEEK_SET) == (off_t)-1)
-			perr_exit("seek input");
-	}
-
-	if (read_all(fd, buff, NTFS_SECTOR_SIZE) == -1) {
-		Printf("WARNING: Can't read sector at %llu, lost data.\n",
-			(unsigned long long)pos);
-		memset(buff, '?', NTFS_SECTOR_SIZE);
-		memmove(buff, badsector_magic, sizeof(badsector_magic));
-	}
-}
-
-
-static void copy_cluster(int rescue, u64 rescue_lcn)
-{
-	char buff[NTFS_MAX_CLUSTER_SIZE]; /* overflow checked at mount time */
-	/* vol is NULL if opt.restore_image is set */
-	u32 csize = le32_to_cpu(image_hdr.cluster_size);
-	void *fd = (void *)&fd_in;
-	off_t rescue_pos;
-
-	if (!opt.restore_image) {
-		csize = vol->cluster_size;
-		fd = vol->u.dev;
-	}
-
-	rescue_pos = (off_t)(rescue_lcn * csize);
-
-	if (read_all(fd, buff, csize) == -1) {
-
-		if (errno != EIO)
-			perr_exit("read_all");
-		else if (rescue){
-			u32 i;
-			for (i = 0; i < csize; i += NTFS_SECTOR_SIZE)
-				rescue_sector(fd, rescue_pos + i, buff + i);
-		} else {
-			Printf("%s", bad_sectors_warning_msg);
-			err_exit("Disk is faulty, can't make full backup!");
-		}
-	}
-
-	if (opt.save_image) {
-		char cmd = 1;
-		if (write_all(&fd_out, &cmd, sizeof(cmd)) == -1)
-			perr_exit("write_all");
-	}
-
-	if (write_all(&fd_out, buff, csize) == -1) {
-		perr_printf("Write failed");
-#ifndef __sun
-		int err = errno;
-		if (errno == EIO && opt.stfs.f_type == 0x517b)
-			Printf("Apparently you tried to clone to a remote "
-			       "Windows computer but they don't\nhave "
-			       "efficient sparse file handling by default. "
-			       "Please try a different method.\n");
-#endif /* !defined(__sun) */
-		exit(1);
-	}
-}
-
-static void lseek_to_cluster(s64 lcn)
-{
-	off_t pos;
-
-	pos = (off_t)(lcn * vol->cluster_size);
-
-	if (vol->u.dev->d_ops->seek(vol->u.dev, pos, SEEK_SET) == (off_t)-1)
-		perr_exit("lseek input");
-
-	if (opt.std_out || opt.save_image)
-		return;
-
-	if (lseek(fd_out, pos, SEEK_SET) == (off_t)-1)
-		perr_exit("lseek output");
-}
-
-static void image_skip_clusters(s64 count)
-{
-	if (opt.save_image && count > 0) {
-#ifdef __sun
-		s64 count_buf;
-#else
-		typeof(count) count_buf;
-#endif
-		char buff[1 + sizeof(count)];
-
-		buff[0] = 0;
-		count_buf = cpu_to_sle64(count);
-		memcpy(buff + 1, &count_buf, sizeof(count_buf));
-
-		if (write_all(&fd_out, buff, sizeof(buff)) == -1)
-			perr_exit("write_all");
-	}
-}
-
-static void dump_clusters(ntfs_walk_clusters_ctx *image, runlist *rl)
-{
-	s64 i, len; /* number of clusters to copy */
-
-	if (opt.std_out || !opt.metadata)
-		return;
-
-	if (!(len = is_critical_metadata(image, rl)))
-		return;
-
-	lseek_to_cluster(rl->lcn);
-
-	/* FIXME: this could give pretty suboptimal performance */
-	for (i = 0; i < len; i++)
-		copy_cluster(opt.rescue, rl->lcn + i);
-}
-
-static void clone_ntfs(u64 nr_clusters)
-{
-	u64 cl, last_cl;  /* current and last used cluster */
-	void *buf;
-	u32 csize = vol->cluster_size;
-	u64 p_counter = 0;
-	struct progress_bar progress;
-
-	if (opt.save_image)
-		Printf("Saving NTFS to image ...\n");
-	else
-		Printf("Cloning NTFS ...\n");
-
-	buf = ntfs_calloc(csize);
-	if (!buf)
-		perr_exit("clone_ntfs");
-
-	progress_init(&progress, p_counter, nr_clusters, 100);
-
-	if (opt.save_image) {
-		if (write_all(&fd_out, &image_hdr,
-				image_hdr.offset_to_image_data) == -1)
-			perr_exit("write_all");
-	}
-
-	for (last_cl = cl = 0; cl < (u64)vol->nr_clusters; cl++) {
-
-		if (ntfs_bit_get(lcn_bitmap.bm, cl)) {
-			progress_update(&progress, ++p_counter);
-			lseek_to_cluster(cl);
-			image_skip_clusters(cl - last_cl - 1);
-
-			copy_cluster(opt.rescue, cl);
-			last_cl = cl;
-			continue;
-		}
-
-		if (opt.std_out && !opt.save_image) {
-			progress_update(&progress, ++p_counter);
-			if (write_all(&fd_out, buf, csize) == -1)
-				perr_exit("write_all");
-		}
-	}
-	image_skip_clusters(cl - last_cl - 1);
-}
-
-static void write_empty_clusters(s32 csize, s64 count,
-				 struct progress_bar *progress, u64 *p_counter)
-{
-	s64 i;
-	char buff[NTFS_MAX_CLUSTER_SIZE];
-
-	memset(buff, 0, csize);
-
-	for (i = 0; i < count; i++) {
-		if (write_all(&fd_out, buff, csize) == -1)
-			perr_exit("write_all");
-		progress_update(progress, ++(*p_counter));
-	}
-}
-
-static void restore_image(void)
-{
-	s64 pos = 0, count;
-	s32 csize = le32_to_cpu(image_hdr.cluster_size);
-	char cmd;
-	u64 p_counter = 0;
-	struct progress_bar progress;
-
-	Printf("Restoring NTFS from image ...\n");
-
-	progress_init(&progress, p_counter, opt.std_out ?
-		      sle64_to_cpu(image_hdr.nr_clusters) :
-		      sle64_to_cpu(image_hdr.inuse),
-		      100);
-
-	while (pos < sle64_to_cpu(image_hdr.nr_clusters)) {
-		if (read_all(&fd_in, &cmd, sizeof(cmd)) == -1)
-			perr_exit("read_all");
-
-		if (cmd == 0) {
-			if (read_all(&fd_in, &count, sizeof(count)) == -1)
-				perr_exit("read_all");
-			if (!image_is_host_endian)
-				count = sle64_to_cpu(count);
-			if (opt.std_out)
-				write_empty_clusters(csize, count,
-						     &progress, &p_counter);
-			else {
-				if (lseek(fd_out, count * csize, SEEK_CUR) ==
-						(off_t)-1)
-					perr_exit("restore_image: lseek");
-			}
-			pos += count;
-		} else if (cmd == 1) {
-			copy_cluster(0, 0);
-			pos++;
-			progress_update(&progress, ++p_counter);
-		} else
-			err_exit("Invalid command code in image\n");
-	}
-}
-
-static void wipe_index_entry_timestams(INDEX_ENTRY *e)
-{
-	s64 timestamp = utc2ntfs(0);
-
-	/* FIXME: can fall into infinite loop if corrupted */
-	while (!(e->flags & INDEX_ENTRY_END)) {
-
-		e->key.file_name.creation_time = timestamp;
-		e->key.file_name.last_data_change_time = timestamp;
-		e->key.file_name.last_mft_change_time = timestamp;
-		e->key.file_name.last_access_time = timestamp;
-
-		wiped_timestamp_data += 32;
-
-		e = (INDEX_ENTRY *)((u8 *)e + le16_to_cpu(e->length));
-	}
-}
-
-static void wipe_index_allocation_timestamps(ntfs_inode *ni, ATTR_RECORD *attr)
-{
-	INDEX_ALLOCATION *indexa, *tmp_indexa;
-	INDEX_ENTRY *entry;
-	INDEX_ROOT *indexr;
-	u8 *bitmap, *byte;
-	int bit;
-	ntfs_attr *na;
-	ntfschar *name;
-	u32 name_len;
-
-	indexr = ntfs_index_root_get(ni, attr);
-	if (!indexr) {
-		perr_printf("Failed to read $INDEX_ROOT attribute of inode "
-			    "%lld", ni->mft_no);
-		return;
-	}
-
-	if (indexr->type != AT_FILE_NAME)
-		goto out_indexr;
-
-	name = (ntfschar *)((u8 *)attr + le16_to_cpu(attr->name_offset));
-	name_len = attr->name_length;
-
-	byte = bitmap = ntfs_attr_readall(ni, AT_BITMAP, name, name_len, NULL);
-	if (!byte) {
-		perr_printf("Failed to read $BITMAP attribute");
-		goto out_indexr;
-	}
-
-	na = ntfs_attr_open(ni, AT_INDEX_ALLOCATION, name, name_len);
-	if (!na) {
-		perr_printf("Failed to open $INDEX_ALLOCATION attribute");
-		goto out_bitmap;
-	}
-
-	if (!na->data_size)
-		goto out_na;
-
-	tmp_indexa = indexa = ntfs_malloc(na->data_size);
-	if (!tmp_indexa)
-		goto out_na;
-
-	if (ntfs_attr_pread(na, 0, na->data_size, indexa) != na->data_size) {
-		perr_printf("Failed to read $INDEX_ALLOCATION attribute");
-		goto out_indexa;
-	}
-
-	bit = 0;
-	while ((u8 *)tmp_indexa < (u8 *)indexa + na->data_size) {
-		if (*byte & (1 << bit)) {
-			if (ntfs_mst_post_read_fixup((NTFS_RECORD *)tmp_indexa,
-					le32_to_cpu(
-					indexr->index_block_size))) {
-				perr_printf("Damaged INDX record");
-				goto out_indexa;
-			}
-			entry = (INDEX_ENTRY *)((u8 *)tmp_indexa + le32_to_cpu(
-				tmp_indexa->index.entries_offset) + 0x18);
-
-			wipe_index_entry_timestams(entry);
-
-			if (ntfs_mft_usn_dec((MFT_RECORD *)tmp_indexa))
-				perr_exit("ntfs_mft_usn_dec");
-
-			if (ntfs_mst_pre_write_fixup((NTFS_RECORD *)tmp_indexa,
-					le32_to_cpu(
-					indexr->index_block_size))) {
-				perr_printf("INDX write fixup failed");
-				goto out_indexa;
-			}
-		}
-		tmp_indexa = (INDEX_ALLOCATION *)((u8 *)tmp_indexa +
-				le32_to_cpu(indexr->index_block_size));
-		bit++;
-		if (bit > 7) {
-			bit = 0;
-			byte++;
-		}
-	}
-
-	if (ntfs_rl_pwrite(vol, na->rl, 0, na->data_size, indexa) != na->data_size)
-		perr_printf("ntfs_rl_pwrite failed for inode %lld", ni->mft_no);
-out_indexa:
-	free(indexa);
-out_na:
-	ntfs_attr_close(na);
-out_bitmap:
-	free(bitmap);
-out_indexr:
-	free(indexr);
-}
-
-static void wipe_index_root_timestamps(ATTR_RECORD *attr, s64 timestamp)
-{
-	INDEX_ENTRY *entry;
-	INDEX_ROOT *iroot;
-
-	iroot = (INDEX_ROOT *)((u8 *)attr + le16_to_cpu(attr->u.res.value_offset));
-	entry = (INDEX_ENTRY *)((u8 *)iroot +
-			le32_to_cpu(iroot->index.entries_offset) + 0x10);
-
-	while (!(entry->flags & INDEX_ENTRY_END)) {
-
-		if (iroot->type == AT_FILE_NAME) {
-
-			entry->key.file_name.creation_time = timestamp;
-			entry->key.file_name.last_access_time = timestamp;
-			entry->key.file_name.last_data_change_time = timestamp;
-			entry->key.file_name.last_mft_change_time = timestamp;
-
-			wiped_timestamp_data += 32;
-
-		} else if (ntfs_names_are_equal(NTFS_INDEX_Q,
-				sizeof(NTFS_INDEX_Q) / 2 - 1,
-				(ntfschar *)((char *)attr +
-					    le16_to_cpu(attr->name_offset)),
-				attr->name_length, 0, NULL, 0)) {
-
-			QUOTA_CONTROL_ENTRY *quota_q;
-
-			quota_q = (QUOTA_CONTROL_ENTRY *)((u8 *)entry +
-					le16_to_cpu(entry->u.s.data_offset));
-			/*
-			 *  FIXME: no guarantee it's indeed /$Extend/$Quota:$Q.
-			 *  For now, as a minimal safeguard, we check only for
-			 *  quota version 2 ...
-			 */
-			if (le32_to_cpu(quota_q->version) == 2) {
-				quota_q->change_time = timestamp;
-				wiped_timestamp_data += 4;
-			}
-		}
-
-		entry = (INDEX_ENTRY*)((u8*)entry + le16_to_cpu(entry->length));
-	}
-}
-
-#define WIPE_TIMESTAMPS(atype, attr, timestamp)			\
-do {								\
-	atype *ats;						\
-	ats = (atype *)((char *)(attr) + le16_to_cpu((attr)->u.res.value_offset)); \
-								\
-	ats->creation_time = (timestamp);	       		\
-	ats->last_data_change_time = (timestamp);		\
-	ats->last_mft_change_time= (timestamp);			\
-	ats->last_access_time = (timestamp);			\
-								\
-	wiped_timestamp_data += 32;				\
-								\
-} while (0)
-
-static void wipe_timestamps(ntfs_walk_clusters_ctx *image)
-{
-	ATTR_RECORD *a = image->ctx->attr;
-	s64 timestamp = utc2ntfs(0);
-
-	if (a->type == AT_FILE_NAME)
-		WIPE_TIMESTAMPS(FILE_NAME_ATTR, a, timestamp);
-
-	else if (a->type == AT_STANDARD_INFORMATION)
-		WIPE_TIMESTAMPS(STANDARD_INFORMATION, a, timestamp);
-
-	else if (a->type == AT_INDEX_ROOT)
-		wipe_index_root_timestamps(a, timestamp);
-}
-
-static void wipe_resident_data(ntfs_walk_clusters_ctx *image)
-{
-	ATTR_RECORD *a;
-	u32 i;
-	int n = 0;
-	u8 *p;
-
-	a = image->ctx->attr;
-	p = (u8*)a + le16_to_cpu(a->u.res.value_offset);
-
-	if (image->ni->mft_no <= LAST_METADATA_INODE)
-		return;
-
-	if (a->type != AT_DATA)
-		return;
-
-	for (i = 0; i < le32_to_cpu(a->u.res.value_length); i++) {
-		if (p[i]) {
-			p[i] = 0;
-			n++;
-		}
-	}
-
-	wiped_resident_data += n;
-}
-
-static void clone_logfile_parts(ntfs_walk_clusters_ctx *image, runlist *rl)
-{
-	s64 offset = 0, lcn, vcn;
-
-	while (1) {
-
-		vcn = offset / image->ni->vol->cluster_size;
-		lcn = ntfs_rl_vcn_to_lcn(rl, vcn);
-		if (lcn < 0)
-			break;
-
-		lseek_to_cluster(lcn);
-		copy_cluster(opt.rescue, lcn);
-
-		if (offset == 0)
-			offset = NTFS_BLOCK_SIZE >> 1;
-		else
-			offset <<= 1;
-	}
-}
-
-static void walk_runs(struct ntfs_walk_cluster *walk)
-{
-	int i, j;
-	runlist *rl;
-	ATTR_RECORD *a;
-	ntfs_attr_search_ctx *ctx;
-
-	ctx = walk->image->ctx;
-	a = ctx->attr;
-
-	if (!a->non_resident) {
-		if (wipe) {
-			wipe_resident_data(walk->image);
-			wipe_timestamps(walk->image);
-		}
-		return;
-	}
-
-	if (wipe && walk->image->ctx->attr->type == AT_INDEX_ALLOCATION)
-		wipe_index_allocation_timestamps(walk->image->ni, a);
-
-	if (!(rl = ntfs_mapping_pairs_decompress(vol, a, NULL)))
-		perr_exit("ntfs_decompress_mapping_pairs");
-
-	for (i = 0; rl[i].length; i++) {
-		s64 lcn = rl[i].lcn;
-		s64 lcn_length = rl[i].length;
-
-		if (lcn == LCN_HOLE || lcn == LCN_RL_NOT_MAPPED)
-			continue;
-
-		/* FIXME: ntfs_mapping_pairs_decompress should return error */
-		if (lcn < 0 || lcn_length < 0)
-			err_exit("Corrupt runlist in inode %lld attr %x LCN "
-				 "%llx length %llx\n", ctx->ntfs_ino->mft_no,
-				 (unsigned int)le32_to_cpu(a->type), lcn,
-				 lcn_length);
-
-		if (!wipe)
-			dump_clusters(walk->image, rl + i);
-
-		for (j = 0; j < lcn_length; j++) {
-			u64 k = (u64)lcn + j;
-			if (ntfs_bit_get_and_set(lcn_bitmap.bm, k, 1))
-				err_exit("Cluster %llu referenced twice!\n"
-					 "You didn't shutdown your Windows"
-					 "properly?\n", (unsigned long long)k);
-		}
-
-		walk->image->inuse += lcn_length;
-	}
-	if (!wipe && !opt.std_out && opt.metadata &&
-	    walk->image->ni->mft_no == FILE_LogFile &&
-	    walk->image->ctx->attr->type == AT_DATA)
-		clone_logfile_parts(walk->image, rl);
-
-	free(rl);
-}
-
-
-static void walk_attributes(struct ntfs_walk_cluster *walk)
-{
-	ntfs_attr_search_ctx *ctx;
-
-	if (!(ctx = ntfs_attr_get_search_ctx(walk->image->ni, NULL)))
-		perr_exit("ntfs_get_attr_search_ctx");
-
-	while (!ntfs_attrs_walk(ctx)) {
-		if (ctx->attr->type == AT_END)
-			break;
-
-		walk->image->ctx = ctx;
-		walk_runs(walk);
-	}
-
-	ntfs_attr_put_search_ctx(ctx);
-}
-
-
-
-static void compare_bitmaps(struct bitmap *a)
-{
-	s64 i, pos, count;
-	int mismatch = 0;
-	u8 bm[NTFS_BUF_SIZE];
-
-	Printf("Accounting clusters ...\n");
-
-	pos = 0;
-	while (1) {
-		count = ntfs_attr_pread(vol->lcnbmp_na, pos, NTFS_BUF_SIZE, bm);
-		if (count == -1)
-			perr_exit("Couldn't get $Bitmap $DATA");
-
-		if (count == 0) {
-			if (a->size > pos)
-				err_exit("$Bitmap size is smaller than expected"
-					 " (%lld != %lld)\n", a->size, pos);
-			break;
-		}
-
-		for (i = 0; i < count; i++, pos++) {
-			s64 cl;  /* current cluster */
-
-			if (a->size <= pos)
-				goto done;
-
-			if (a->bm[pos] == bm[i])
-				continue;
-
-			for (cl = pos * 8; cl < (pos + 1) * 8; cl++) {
-				char bit;
-
-				bit = ntfs_bit_get(a->bm, cl);
-				if (bit == ntfs_bit_get(bm, i * 8 + cl % 8))
-					continue;
-
-				if (opt.ignore_fs_check) {
-					lseek_to_cluster(cl);
-					copy_cluster(opt.rescue, cl);
-				}
-
-				if (++mismatch > 10)
-					continue;
-
-				Printf("Cluster accounting failed at %lld "
-				       "(0x%llx): %s cluster in $Bitmap\n",
-				       (long long)cl, (unsigned long long)cl,
-				       bit ? "missing" : "extra");
-			}
-		}
-	}
-done:
-	if (mismatch) {
-		Printf("Totally %d cluster accounting mismatches.\n", mismatch);
-		if (opt.ignore_fs_check) {
-			Printf("WARNING: The NTFS inconsistency was overruled "
-			       "by the --ignore-fs-check option.\n");
-			return;
-		}
-		err_exit("Filesystem check failed! Windows wasn't shutdown "
-			 "properly or inconsistent\nfilesystem. Please run "
-			 "chkdsk /f on Windows then reboot it TWICE.\n");
-	}
-}
-
-
-static int wipe_data(char *p, int pos, int len)
-{
-	int wiped = 0;
-
-	for (p += pos; --len >= 0;) {
-		if (p[len]) {
-			p[len] = 0;
-			wiped++;
-		}
-	}
-
-	return wiped;
-}
-
-static void wipe_unused_mft_data(ntfs_inode *ni)
-{
-	int unused;
-	MFT_RECORD *m = ni->mrec;
-
-	/* FIXME: broken MFTMirr update was fixed in libntfs, check if OK now */
-	if (ni->mft_no <= LAST_METADATA_INODE)
-		return;
-
-	unused = le32_to_cpu(m->bytes_allocated) - le32_to_cpu(m->bytes_in_use);
-	wiped_unused_mft_data += wipe_data((char *)m,
-			le32_to_cpu(m->bytes_in_use), unused);
-}
-
-static void wipe_unused_mft(ntfs_inode *ni)
-{
-	int unused;
-	MFT_RECORD *m = ni->mrec;
-
-	/* FIXME: broken MFTMirr update was fixed in libntfs, check if OK now */
-	if (ni->mft_no <= LAST_METADATA_INODE)
-		return;
-
-	unused = le32_to_cpu(m->bytes_in_use) - sizeof(MFT_RECORD);
-	wiped_unused_mft += wipe_data((char *)m, sizeof(MFT_RECORD), unused);
-}
-
-static void mft_record_write_with_same_usn(ntfs_volume *volume, ntfs_inode *ni)
-{
-	if (ntfs_mft_usn_dec(ni->mrec))
-		perr_exit("ntfs_mft_usn_dec");
-
-	if (ntfs_mft_record_write(volume, ni->mft_no, ni->mrec))
-		perr_exit("ntfs_mft_record_write");
-}
-
-static void mft_inode_write_with_same_usn(ntfs_volume *volume, ntfs_inode *ni)
-{
-	s32 i;
-
-	mft_record_write_with_same_usn(volume, ni);
-
-	if (ni->nr_extents <= 0)
-		return;
-
-	for (i = 0; i < ni->nr_extents; ++i) {
-		ntfs_inode *eni = ni->u.extent_nis[i];
-		mft_record_write_with_same_usn(volume, eni);
-	}
-}
-
-static int walk_clusters(ntfs_volume *volume, struct ntfs_walk_cluster *walk)
-{
-	s64 inode = 0;
-	s64 last_mft_rec;
-	ntfs_inode *ni;
-	struct progress_bar progress;
-
-	Printf("Scanning volume ...\n");
-
-	last_mft_rec = (volume->mft_na->initialized_size >>
-			volume->mft_record_size_bits) - 1;
-	progress_init(&progress, inode, last_mft_rec, 100);
-
-	for (; inode <= last_mft_rec; inode++) {
-
-		int err, deleted_inode;
-		MFT_REF mref = (MFT_REF)inode;
-
-		progress_update(&progress, inode);
-
-		/* FIXME: Terrible kludge for libntfs not being able to return
-		   a deleted MFT record as inode */
-		ni = ntfs_calloc(sizeof(ntfs_inode));
-		if (!ni)
-			perr_exit("walk_clusters");
-
-		ni->vol = volume;
-
-		err = ntfs_file_record_read(volume, mref, &ni->mrec, NULL);
-		if (err == -1) {
-			free(ni);
-			continue;
-		}
-
-		deleted_inode = !(ni->mrec->flags & MFT_RECORD_IN_USE);
-
-		if (deleted_inode) {
-
-			ni->mft_no = MREF(mref);
-			if (wipe) {
-				wipe_unused_mft(ni);
-				wipe_unused_mft_data(ni);
-				mft_record_write_with_same_usn(volume, ni);
-			}
-		}
-
-		free(ni->mrec);
-		free(ni);
-
-		if (deleted_inode)
-			continue;
-
-		if ((ni = ntfs_inode_open(volume, mref)) == NULL) {
-			/* FIXME: continue only if it make sense, e.g.
-			   MFT record not in use based on $MFT bitmap */
-			if (errno == EIO || errno == ENOENT)
-				continue;
-			perr_exit("Reading inode %lld failed", inode);
-		}
-
-		if (wipe)
-			nr_used_mft_records++;
-
-		if (ni->mrec->base_mft_record)
-			goto out;
-
-		walk->image->ni = ni;
-		walk_attributes(walk);
-out:
-		if (wipe) {
-			wipe_unused_mft_data(ni);
-			mft_inode_write_with_same_usn(volume, ni);
-		}
-
-		if (ntfs_inode_close(ni))
-			perr_exit("ntfs_inode_close for inode %lld", inode);
-	}
-
-	return 0;
-}
-
-
-/*
- * $Bitmap can overlap the end of the volume. Any bits in this region
- * must be set. This region also encompasses the backup boot sector.
- */
-static void bitmap_file_data_fixup(s64 cluster, struct bitmap *bm)
-{
-	for (; cluster < bm->size << 3; cluster++)
-		ntfs_bit_set(bm->bm, (u64)cluster, 1);
-}
-
-
-/*
- * Allocate a block of memory with one bit for each cluster of the disk.
- * All the bits are set to 0, except those representing the region beyond the
- * end of the disk.
- */
-static void setup_lcn_bitmap(void)
-{
-	/* Determine lcn bitmap byte size and allocate it. */
-	lcn_bitmap.size = rounded_up_division(vol->nr_clusters, 8);
-
-	lcn_bitmap.bm = ntfs_calloc(lcn_bitmap.size);
-	if (!lcn_bitmap.bm)
-		perr_exit("Failed to allocate internal buffer");
-
-	bitmap_file_data_fixup(vol->nr_clusters, &lcn_bitmap);
-}
-
-
-static s64 volume_size(ntfs_volume *volume, s64 nr_clusters)
-{
-	return nr_clusters * volume->cluster_size;
-}
-
-
-static void print_volume_size(const char *str, s64 bytes)
-{
-	Printf("%s: %lld bytes (%lld MB)\n", str, (long long)bytes,
-			(long long)rounded_up_division(bytes, NTFS_MBYTE));
-}
-
-
-static void print_disk_usage(const char *spacer, u32 cluster_size,
-		s64 nr_clusters, s64 inuse)
-{
-	s64 total, used;
-
-	total = nr_clusters * cluster_size;
-	used = inuse * cluster_size;
-
-	Printf("Space in use       %s: %lld MB (%.1f%%)   ", spacer,
-			(long long)rounded_up_division(used, NTFS_MBYTE),
-			100.0 * ((float)used / total));
-
-	Printf("\n");
-}
-
-static void print_image_info(void)
-{
-	Printf("Ntfsclone image version: %d.%d\n",
-			image_hdr.major_ver, image_hdr.minor_ver);
-	Printf("Cluster size           : %u bytes\n",
-			(unsigned)le32_to_cpu(image_hdr.cluster_size));
-	print_volume_size("Image volume size      ",
-			sle64_to_cpu(image_hdr.nr_clusters) *
-			le32_to_cpu(image_hdr.cluster_size));
-	Printf("Image device size      : %lld bytes\n",
-			sle64_to_cpu(image_hdr.device_size));
-	print_disk_usage("    ", le32_to_cpu(image_hdr.cluster_size),
-			sle64_to_cpu(image_hdr.nr_clusters),
-			sle64_to_cpu(image_hdr.inuse));
-	Printf("Offset to image data   : %u (0x%x) bytes\n",
-			(unsigned)le32_to_cpu(image_hdr.offset_to_image_data),
-			(unsigned)le32_to_cpu(image_hdr.offset_to_image_data));
-}
-
-static void check_if_mounted(const char *device, unsigned long new_mntflag)
-{
-	unsigned long mntflag;
-
-	if (ntfs_check_if_mounted(device, &mntflag))
-		perr_exit("Failed to check '%s' mount state", device);
-
-	if (mntflag & NTFS_MF_MOUNTED) {
-		if (!(mntflag & NTFS_MF_READONLY))
-			err_exit("Device '%s' is mounted read-write. "
-				 "You must 'umount' it first.\n", device);
-		if (!new_mntflag)
-			err_exit("Device '%s' is mounted. "
-				 "You must 'umount' it first.\n", device);
-	}
-}
-
-/**
- * mount_volume -
- *
- * First perform some checks to determine if the volume is already mounted, or
- * is dirty (Windows wasn't shutdown properly).  If everything is OK, then mount
- * the volume (load the metadata into memory).
- */
-static void mount_volume(unsigned long new_mntflag)
-{
-	check_if_mounted(opt.volume, new_mntflag);
-
-	if (!(vol = ntfs_mount(opt.volume, new_mntflag))) {
-
-		int err = errno;
-
-		perr_printf("Opening '%s' as NTFS failed", opt.volume);
-		if (err == EINVAL) {
-			Printf("Apparently device '%s' doesn't have a "
-			       "valid NTFS. Maybe you selected\nthe whole "
-			       "disk instead of a partition (e.g. /dev/hda, "
-			       "not /dev/hda1)?\n", opt.volume);
-		}
-		exit(1);
-	}
-
-	if (NVolWasDirty(vol))
-		if (opt.force-- <= 0)
-			err_exit(dirty_volume_msg, opt.volume);
-
-	if (NTFS_MAX_CLUSTER_SIZE < vol->cluster_size)
-		err_exit("Cluster size %u is too large!\n",
-				(unsigned int)vol->cluster_size);
-
-	Printf("NTFS volume version: %d.%d\n", vol->major_ver, vol->minor_ver);
-	if (ntfs_version_is_supported(vol))
-		perr_exit("Unknown NTFS version");
-
-	Printf("Cluster size       : %u bytes\n",
-			(unsigned int)vol->cluster_size);
-	print_volume_size("Current volume size",
-			  volume_size(vol, vol->nr_clusters));
-}
-
-static struct ntfs_walk_cluster backup_clusters = { NULL, NULL };
-
-static int device_offset_valid(int fd, s64 ofs)
-{
-	char ch;
-
-	if (lseek(fd, ofs, SEEK_SET) >= 0 && read(fd, &ch, 1) == 1)
-		return 0;
-	return -1;
-}
-
-static s64 device_size_get(int fd)
-{
-	s64 high, low;
-#ifdef BLKGETSIZE64
-	{	u64 size;
-
-		if (ioctl(fd, BLKGETSIZE64, &size) >= 0) {
-			ntfs_log_debug("BLKGETSIZE64 nr bytes = %llu "
-				"(0x%llx).\n", (unsigned long long)size,
-				(unsigned long long)size);
-			return (s64)size;
-		}
-	}
-#endif
-#ifdef BLKGETSIZE
-	{	unsigned long size;
-
-		if (ioctl(fd, BLKGETSIZE, &size) >= 0) {
-			ntfs_log_debug("BLKGETSIZE nr 512 byte blocks = %lu "
-				"(0x%lx).\n", size, size);
-			return (s64)size * 512;
-		}
-	}
-#endif
-#ifdef FDGETPRM
-	{       struct floppy_struct this_floppy;
-
-		if (ioctl(fd, FDGETPRM, &this_floppy) >= 0) {
-			ntfs_log_debug("FDGETPRM nr 512 byte blocks = %lu "
-				"(0x%lx).\n", this_floppy.size,
-				this_floppy.size);
-			return (s64)this_floppy.size * 512;
-		}
-	}
-#endif
-	/*
-	 * We couldn't figure it out by using a specialized ioctl,
-	 * so do binary search to find the size of the device.
-	 */
-	low = 0LL;
-	for (high = 1024LL; !device_offset_valid(fd, high); high <<= 1)
-		low = high;
-	while (low < high - 1LL) {
-		const s64 mid = (low + high) / 2;
-
-		if (!device_offset_valid(fd, mid))
-			low = mid;
-		else
-			high = mid;
-	}
-	lseek(fd, 0LL, SEEK_SET);
-	return (low + 1LL);
-}
-
-static void fsync_clone(int fd)
-{
-	Printf("Syncing ...\n");
-	if (fsync(fd) && errno != EINVAL)
-		perr_exit("fsync");
-}
-
-static void set_filesize(s64 filesize)
-{
-
-#ifdef __sun
-
-	if (fstatvfs(fd_out, &opt.stfs) == -1)
-		Printf("WARNING: Couldn't get filesystem type: "
-		       "%s\n", strerror(errno));
-
-	if (strcmp(opt.stfs.f_basetype, "pcfs") == 0)
-		Printf("WARNING: You're using PCFS, it does not support "
-			"sparse files so the next operation might take "
-			"a while. You should consider using the more "
-			       "efficient --save-image option of ntfsclone. Use "
-			       "the --restore-image option to restore the image.\n");
-
-	if (ftruncate(fd_out, filesize) == -1) {
-		int err = errno;
-		perr_printf("ftruncate failed for file '%s'", opt.output);
-		Printf("Destination filesystem type is %s\n",
-						opt.stfs.f_basetype);
-		if (err == EFBIG || (err == EINVAL && filesize > 0))
-			Printf("Your system or the destination filesystem "
-			       "doesn't support large files.\n");
-		exit(1);
-	}
-
-#else /* !defined(__sun) */
-
-	long fs_type = 0; /* Unknown filesystem type */
-
-	if (fstatfs(fd_out, &opt.stfs) == -1)
-		Printf("WARNING: Couldn't get filesystem type: "
-		       "%s\n", strerror(errno));
-	else
-		fs_type = opt.stfs.f_type;
-
-	if (fs_type == 0x52654973)
-		Printf("WARNING: You're using ReiserFS, it has very poor "
-		       "performance creating\nlarge sparse files. The next "
-		       "operation might take a very long time!\n"
-		       "Creating sparse output file ...\n");
-	else if (fs_type == 0x517b)
-		Printf("WARNING: You're using SMBFS and if the remote share "
-		       "isn't Samba but a Windows\ncomputer then the clone "
-		       "operation will be very inefficient and may fail!\n");
-
-	if (ftruncate(fd_out, filesize) == -1) {
-		int err = errno;
-		perr_printf("ftruncate failed for file '%s'", opt.output);
-		if (fs_type)
-			Printf("Destination filesystem type is 0x%lx.\n",
-			       (unsigned long)fs_type);
-		if (err == E2BIG) {
-			Printf("Your system or the destination filesystem "
-			       "doesn't support large files.\n");
-			if (fs_type == 0x517b) {
-				Printf("SMBFS needs minimum Linux kernel "
-				       "version 2.4.25 and\n the 'lfs' option"
-				       "\nfor smbmount to have large "
-				       "file support.\n");
-			}
-		} else if (err == EPERM) {
-			Printf("Apparently the destination filesystem doesn't "
-			       "support sparse files.\nYou can overcome this "
-			       "by using the more efficient --save-image "
-			       "option\nof ntfsclone. Use the --restore-image "
-			       "option to restore the image.\n");
-		}
-		exit(1);
-	}
-
-#endif /* defined(__sun) */
-}
-
-static s64 open_image(void)
-{
-	if (strcmp(opt.volume, "-") == 0) {
-		if ((fd_in = fileno(stdin)) == -1)
-			perr_exit("fileno for stdout failed");
-	} else {
-		if ((fd_in = open(opt.volume, O_RDONLY)) == -1)
-			perr_exit("failed to open image");
-	}
-	if (read_all(&fd_in, &image_hdr, NTFSCLONE_IMG_HEADER_SIZE_OLD) == -1)
-		perr_exit("read_all");
-	if (memcmp(image_hdr.magic, IMAGE_MAGIC, IMAGE_MAGIC_SIZE) != 0)
-		err_exit("Input file is not an image! (invalid magic)\n");
-	if (image_hdr.major_ver < NTFSCLONE_IMG_VER_MAJOR_ENDIANNESS_SAFE) {
-		image_hdr.major_ver = NTFSCLONE_IMG_VER_MAJOR;
-		image_hdr.minor_ver = NTFSCLONE_IMG_VER_MINOR;
-#if (__BYTE_ORDER == __BIG_ENDIAN)
-		Printf("Old image format detected.  If the image was created "
-				"on a little endian architecture it will not "
-				"work.  Use a more recent version of "
-				"ntfsclone to recreate the image.\n");
-		image_hdr.cluster_size = cpu_to_le32(image_hdr.cluster_size);
-		image_hdr.device_size = cpu_to_sle64(image_hdr.device_size);
-		image_hdr.nr_clusters = cpu_to_sle64(image_hdr.nr_clusters);
-		image_hdr.inuse = cpu_to_sle64(image_hdr.inuse);
-#endif
-		image_hdr.offset_to_image_data =
-				const_cpu_to_le32((sizeof(image_hdr) + 7) & ~7);
-		image_is_host_endian = TRUE;
-	} else {
-#ifdef __sun
-		u32 offset_to_image_data;
-#else
-		typeof(image_hdr.offset_to_image_data) offset_to_image_data;
-#endif
-		int delta;
-
-		if (image_hdr.major_ver > NTFSCLONE_IMG_VER_MAJOR)
-			err_exit("Do not know how to handle image format "
-					"version %d.%d.  Please obtain a "
-					"newer version of ntfsclone.\n",
-					image_hdr.major_ver,
-					image_hdr.minor_ver);
-		/* Read the image header data offset. */
-		if (read_all(&fd_in, &offset_to_image_data,
-				sizeof(offset_to_image_data)) == -1)
-			perr_exit("read_all");
-		image_hdr.offset_to_image_data =
-				le32_to_cpu(offset_to_image_data);
-		/*
-		 * Read any fields from the header that we have not read yet so
-		 * that the input stream is positioned correctly.  This means
-		 * we can support future minor versions that just extend the
-		 * header in a backwards compatible way.
-		 */
-		delta = offset_to_image_data - (NTFSCLONE_IMG_HEADER_SIZE_OLD +
-				sizeof(image_hdr.offset_to_image_data));
-		if (delta > 0) {
-			char *dummy_buf;
-
-			dummy_buf = malloc(delta);
-			if (!dummy_buf)
-				perr_exit("malloc dummy_buffer");
-			if (read_all(&fd_in, dummy_buf, delta) == -1)
-				perr_exit("read_all");
-		}
-	}
-	return sle64_to_cpu(image_hdr.device_size);
-}
-
-static s64 open_volume(void)
-{
-	s64 device_size;
-
-	mount_volume(NTFS_MNT_RDONLY);
-
-	device_size = ntfs_device_size_get(vol->u.dev, 1);
-	if (device_size <= 0)
-		err_exit("Couldn't get device size (%lld)!\n", device_size);
-
-	print_volume_size("Current device size", device_size);
-
-	if (device_size < vol->nr_clusters * vol->cluster_size)
-		err_exit("Current NTFS volume size is bigger than the device "
-			 "size (%lld)!\nCorrupt partition table or incorrect "
-			 "device partitioning?\n", device_size);
-
-	return device_size;
-}
-
-static void initialise_image_hdr(s64 device_size, s64 inuse)
-{
-	memcpy(image_hdr.magic, IMAGE_MAGIC, IMAGE_MAGIC_SIZE);
-	image_hdr.major_ver = NTFSCLONE_IMG_VER_MAJOR;
-	image_hdr.minor_ver = NTFSCLONE_IMG_VER_MINOR;
-	image_hdr.cluster_size = cpu_to_le32(vol->cluster_size);
-	image_hdr.device_size = cpu_to_sle64(device_size);
-	image_hdr.nr_clusters = cpu_to_sle64(vol->nr_clusters);
-	image_hdr.inuse = cpu_to_sle64(inuse);
-	image_hdr.offset_to_image_data = cpu_to_le32((sizeof(image_hdr) + 7) &
-			~7);
-}
-
-static void check_output_device(s64 input_size)
-{
-	if (opt.blkdev_out) {
-		s64 dest_size = device_size_get(fd_out);
-		if (dest_size < input_size)
-			err_exit("Output device is too small (%lld) to fit the "
-				 "NTFS image (%lld).\n", dest_size, input_size);
-
-		check_if_mounted(opt.output, 0);
-	} else
-		set_filesize(input_size);
-}
-
-static ntfs_attr_search_ctx *attr_get_search_ctx(ntfs_inode *ni)
-{
-	ntfs_attr_search_ctx *ret;
-
-	if ((ret = ntfs_attr_get_search_ctx(ni, NULL)) == NULL)
-		perr_printf("ntfs_attr_get_search_ctx");
-
-	return ret;
-}
-
-/**
- * lookup_data_attr
- *
- * Find the $DATA attribute (with or without a name) for the given ntfs inode.
- */
-static ntfs_attr_search_ctx *lookup_data_attr(ntfs_inode *ni, const char *aname)
-{
-	ntfs_attr_search_ctx *ctx;
-	ntfschar *ustr;
-	int len = 0;
-
-	if ((ctx = attr_get_search_ctx(ni)) == NULL)
-		return NULL;
-
-	if ((ustr = ntfs_str2ucs(aname, &len)) == NULL) {
-		perr_printf("Couldn't convert '%s' to Unicode", aname);
-		goto error_out;
-	}
-
-	if (ntfs_attr_lookup(AT_DATA, ustr, len, 0, 0, NULL, 0, ctx)) {
-		perr_printf("ntfs_attr_lookup");
-		goto error_out;
-	}
-	ntfs_ucsfree(ustr);
-	return ctx;
-error_out:
-	ntfs_attr_put_search_ctx(ctx);
-	return NULL;
-}
-
-static void ignore_bad_clusters(ntfs_walk_clusters_ctx *image)
-{
-	ntfs_inode *ni;
-	ntfs_attr_search_ctx *ctx = NULL;
-	runlist *rl, *rl_bad;
-	s64 nr_bad_clusters = 0;
-
-	if (!(ni = ntfs_inode_open(vol, FILE_BadClus)))
-		perr_exit("ntfs_open_inode");
-
-	if ((ctx = lookup_data_attr(ni, "$Bad")) == NULL)
-		exit(1);
-
-	if (!(rl_bad = ntfs_mapping_pairs_decompress(vol, ctx->attr, NULL)))
-		perr_exit("ntfs_mapping_pairs_decompress");
-
-	for (rl = rl_bad; rl->length; rl++) {
-		s64 lcn = rl->lcn;
-
-		if (lcn == LCN_HOLE || lcn < 0)
-			continue;
-
-		for (; lcn < rl->lcn + rl->length; lcn++, nr_bad_clusters++) {
-			if (ntfs_bit_get_and_set(lcn_bitmap.bm, lcn, 0))
-				image->inuse--;
-		}
-	}
-	if (nr_bad_clusters)
-		Printf("WARNING: The disk has %lld or more bad sectors"
-		       " (hardware faults).\n", nr_bad_clusters);
-	free(rl_bad);
-
-	ntfs_attr_put_search_ctx(ctx);
-	if (ntfs_inode_close(ni))
-		perr_exit("ntfs_inode_close failed for $BadClus");
-}
-
-static void check_dest_free_space(u64 src_bytes)
-{
-	u64 dest_bytes;
-	struct statvfs stvfs;
-	struct stat st;
-
-	if (opt.metadata || opt.blkdev_out || opt.std_out)
-		return;
-	/*
-	 * TODO: save_image needs a bit more space than src_bytes
-	 * due to the free space encoding overhead.
-	 */
-	if (fstatvfs(fd_out, &stvfs) == -1) {
-		Printf("WARNING: Unknown free space on the destination: %s\n",
-		       strerror(errno));
-		return;
-	}
-	
-	/* If file is a FIFO then there is no point in checking the size. */
-	if (!fstat(fd_out, &st)) {
-		if (S_ISFIFO(st.st_mode))
-			return;
-	} else
-		Printf("WARNING: fstat failed: %s\n", strerror(errno));
-
-	dest_bytes = (u64)stvfs.f_frsize * stvfs.f_bfree;
-	if (!dest_bytes)
-		dest_bytes = (u64)stvfs.f_bsize * stvfs.f_bfree;
-
-	if (dest_bytes < src_bytes)
-		err_exit("Destination doesn't have enough free space: "
-			 "%llu MB < %llu MB\n",
-			 rounded_up_division(dest_bytes, NTFS_MBYTE),
-			 rounded_up_division(src_bytes,  NTFS_MBYTE));
-}
-
-int main(int argc, char **argv)
-{
-	ntfs_walk_clusters_ctx image;
-	s64 device_size;        /* input device size in bytes */
-	s64 ntfs_size;
-	unsigned int wiped_total = 0;
-
-	/* print to stderr, stdout can be an NTFS image ... */
-	fprintf(stderr, "%s v%s (libntfs %s)\n", EXEC_NAME, VERSION,
-		ntfs_libntfs_version());
-	msg_out = stderr;
-
-	parse_options(argc, argv);
-
-	utils_set_locale();
-
-	if (opt.restore_image) {
-		device_size = open_image();
-		ntfs_size = sle64_to_cpu(image_hdr.nr_clusters) *
-				le32_to_cpu(image_hdr.cluster_size);
-	} else {
-		device_size = open_volume();
-		ntfs_size = vol->nr_clusters * vol->cluster_size;
-	}
-	// FIXME: This needs to be the cluster size...
-	ntfs_size += 512; /* add backup boot sector */
-
-	if (opt.std_out) {
-		if ((fd_out = fileno(stdout)) == -1)
-			perr_exit("fileno for stdout failed");
-	} else {
-		/* device_size_get() might need to read() */
-		int flags = O_RDWR;
-
-		if (!opt.blkdev_out) {
-			flags |= O_CREAT | O_TRUNC;
-			if (!opt.overwrite)
-				flags |= O_EXCL;
-		}
-
-		if ((fd_out = open(opt.output, flags, S_IRUSR | S_IWUSR)) == -1)
-			perr_exit("Opening file '%s' failed", opt.output);
-
-		if (!opt.save_image)
-			check_output_device(ntfs_size);
-	}
-
-	if (opt.restore_image) {
-		print_image_info();
-		restore_image();
-		fsync_clone(fd_out);
-		exit(0);
-	}
-
-	setup_lcn_bitmap();
-	memset(&image, 0, sizeof(image));
-	backup_clusters.image = &image;
-
-	walk_clusters(vol, &backup_clusters);
-	compare_bitmaps(&lcn_bitmap);
-	print_disk_usage("", vol->cluster_size, vol->nr_clusters, image.inuse);
-
-	check_dest_free_space(vol->cluster_size * image.inuse);
-
-	ignore_bad_clusters(&image);
-
-	if (opt.save_image)
-		initialise_image_hdr(device_size, image.inuse);
-
-	/* FIXME: save backup boot sector */
-
-	if (opt.std_out || !opt.metadata) {
-		s64 nr_clusters_to_save = image.inuse;
-		if (opt.std_out && !opt.save_image)
-			nr_clusters_to_save = vol->nr_clusters;
-
-		clone_ntfs(nr_clusters_to_save);
-		fsync_clone(fd_out);
-		exit(0);
-	}
-
-	wipe = 1;
-	opt.volume = opt.output;
-	/* 'force' again mount for dirty volumes (e.g. after resize).
-	   FIXME: use mount flags to avoid potential side-effects in future */
-	opt.force++;
-	mount_volume(0);
-
-	free(lcn_bitmap.bm);
-	setup_lcn_bitmap();
-	memset(&image, 0, sizeof(image));
-	backup_clusters.image = &image;
-
-	walk_clusters(vol, &backup_clusters);
-
-	Printf("Num of MFT records       = %10lld\n",
-			(long long)vol->mft_na->initialized_size >>
-			vol->mft_record_size_bits);
-	Printf("Num of used MFT records  = %10u\n", nr_used_mft_records);
-
-	Printf("Wiped unused MFT data    = %10u\n", wiped_unused_mft_data);
-	Printf("Wiped deleted MFT data   = %10u\n", wiped_unused_mft);
-	Printf("Wiped resident user data = %10u\n", wiped_resident_data);
-	Printf("Wiped timestamp data     = %10u\n", wiped_timestamp_data);
-
-	wiped_total += wiped_unused_mft_data;
-	wiped_total += wiped_unused_mft;
-	wiped_total += wiped_resident_data;
-	wiped_total += wiped_timestamp_data;
-	Printf("Wiped totally            = %10u\n", wiped_total);
-
-	fsync_clone(fd_out);
-	exit(0);
-}
