android_bootimg

Python utility for unpack, modify and repack an android boot image.

The utility support the modification (i.e., overwrite) of the following files:

• sepolicy
• file_contexts
• seapp_contexts
• property_contexts

How to use it

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from the command line:

python bootimg.py -boot path/to/boot.img -out path/to/out_dir

optionally you can specify the files to overwrite:

overwrite sepolicy

python bootimg.py -boot path/to/boot.img -sepolicy path/to/sepolicy -out path/to/out_dir

overwrite file_contexts

python bootimg.py -boot path/to/boot.img -sepolicy path/to/file_contexts -out path/to/out_dir

overwrite seapp_contexts

python bootimg.py -boot path/to/boot.img -sepolicy path/to/seapp_contexts -out path/to/out_dir

overwrite property_contexts

python bootimg.py -boot path/to/boot.img -sepolicy path/to/property_contexts -out path/to/out_dir

This is a work in progress. Please give feedback!