Exiv2 AFL setup

exiv2_afl_setup.sh

# install git, cmake, zlib, libexpat
apt update && apt install -y git build-essential cmake zlib1g-dev libexpat1-dev

# install afl
git clone  https://github.com/mirrorer/afl
cd afl
make && make install
cd ..

# Download and compile the vulnerable exiv2 version (as it's already fixed in master)
git clone https://github.com/fuzzitdev/exiv2 --branch libfuzzer_integration_vanilla exiv2
cd exiv2
export CC=`which afl-gcc`
export CXX=`which afl-g++`
mkdir build
cd build
cmake .. -DCMAKE_BUILD_TYPE=Release
cmake --build .

# Run AFL
mkdir in
mkdir out 
# just use random png for the seed corpus
wget -O in/1.png https://www.fnordware.com/superpng/pnggrad8rgb.png
afl-fuzz -i in -o out ./bin/exiv2 @@