The original code is from https://github.com/vocho/openqnx
Forked from https://github.com/askac/dumpifs
Please refer to https://github.com/askac/dumpifs
sudo apt-get install liblzo2-2
sudo apt-get install libucl-dev
sudo apt-get install liblz4-dev
decompress an ifs image
./dumpifs compressed.ifs -u uncompressed.ifs
decompress and dump an ifs image into a directory
./dumpIfs.sh compressed.ifs uncompressed-ifs-directory/
compress an ifs image
./packifs 260 uncompressed.ifs compresseed.ifs lzo