remarkable-update-image 1.2

Read reMarkable update images

reMarkable Update Image

Read a reMarkable update image as a block device.

Known Issues

• Will report checksum errors for Directory inode, even though they are fine
• Will report checksum errors for extent headers, even though they are fine

Usage

from ext4 import Volume
from remarkable_update_image import UpdateImage

image = UpdateImage("path/to/update/file.signed")

# Extract raw ext4 image
with open("image.ext4", "wb") as f:
    f.write(image.read())

# Extract specific file
volume = Volume(image)
inode = volume.inode_at("/etc/version")
with open("version", "wb") as f:
    f.write(inode.open().read())

Building

Dependencies:

• curl
• protoc
• python
• python-build
• python-pip
• python-pipx
• python-venv
• python-wheel

make # Build wheel and sdist packages in dist/
make wheel # Build wheel package in dist/
make sdist # Build sdist package in dist/
make test # Run unit tests
make install # Build wheel and install it with pipx or pip install --user