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Include the NTFS Boot Record backup in the cloned image #54

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Jun 21, 2024
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Include the NTFS Boot Record backup in the cloned image #54

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12 changes: 12 additions & 0 deletions src/ntfsclone-ng.c
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Original file line number Diff line number Diff line change
Expand Up @@ -278,6 +278,10 @@ void read_bitmap(char* device, file_system_info fs_info, unsigned long* bitmap,

}

// Include the potential Boot Record copy located after the end of the NTFS volume
pc_set_bit(fs_info.totalblock - 1, bitmap, fs_info.totalblock);
used_block++;

/// update progress
update_pui(&prog, 1, 1, 1);

Expand Down Expand Up @@ -316,6 +320,14 @@ void read_super_blocks(char* device, file_system_info* fs_info)
fs_info->device_size = ntfs_device_size_get(ntfs->dev, 1);
fs_close();

if (fs_info->device_size > (fs_info->totalblock * fs_info->block_size)) {

// There is a copy of the Boot Record after the end of the NTFS volume.
// See http://thestarman.pcministry.com/asm/mbr/NTFSBR.htm#BSback
fs_info->totalblock += 1;
fs_info->usedblocks += 1;
}

log_mesg(3, 0, 0, fs_opt.debug, "%s: hdr - usedblocks:\t: %llu\n", __FILE__, fs_info->usedblocks);
log_mesg(3, 0, 0, fs_opt.debug, "%s: hdr - totalblocks:\t: %llu\n", __FILE__, fs_info->totalblock);
}
Expand Down