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Project: fwtool.py (GitHub Link)

• fwtool.py-master
  • fwtool.spec
  • fwtool
    • archive
      • ext2.py
      • lzpt.py
      • cramfs.py
      • gz.py
      • cpio.py
      • __init__.py
      • fat.py
      • tar.py
      • axfs.py
    • lz77
      • __init__.py
    • util
      • __init__.py
    • zip
      • __init__.py
    • sony
      • bootloader.py
      • msfirm.py
      • fdat.py
      • dat.py
      • wbi.py
      • constants.py
      • backup.py
      • flash.py
      • __init__.py
    • pe
      • __init__.py
    • io
      • __init__.py
    • __init__.py
  • appveyor.yml
  • devices.yml
  • .travis.yml
  • README.md
  • requirements.txt
  • fwtool.py
  • .gitignore
  • LICENSE.txt

fwtool.py

A python tool to unpack Sony camera firmware images, ported from nex-hack's fwtool.

Special features

• 3rd gen firmware images are supported
• Known file system images are extracted

Usage

Download the latest release (Windows or OS X) or clone this repository. Run fwtool --help for more information.

Unpack a firmware image

fwtool unpack -f Update_ILCE_V100.exe -o outDir

The following files are accepted as input (-f flag):

• A Windows firmware updater executable (.exe file)
• The FirmwareData.dat file extracted from an updater
• A firmware dump created by running dd if=/dev/nflasha of=dump.dat on the camera

Decode Backup.bin

fwtool print_backup -f Backup.bin

This will list all properties defined in Backup.bin, the settings file used on Sony cameras. In firmware updates, you can find different variants this file in the 0110_backup directory.