# Variables
[env]
FUZZER_NAME='fuzzer_libpng_nautilus'
CARGO_TARGET_DIR = { value = "${PROJECT_DIR}/target", condition = { env_not_set = ["CARGO_TARGET_DIR"] } }
LIBAFL_CC = '${CARGO_TARGET_DIR}/release/libafl_cc'
LIBAFL_CXX = '${CARGO_TARGET_DIR}/release/libafl_cxx'
FUZZER = '${CARGO_TARGET_DIR}/release/${FUZZER_NAME}'
PROJECT_DIR = { script = ["pwd"] }

[tasks.unsupported]
script_runner="@shell"
script='''
echo "Cargo-make not integrated yet on this platform"
'''

# libpng
[tasks.libpng]
linux_alias = "libpng_unix"
mac_alias = "libpng_unix"
windows_alias = "unsupported"

[tasks.libpng_unix]
condition = { files_not_exist = ["./libpng-1.6.37"]}
script_runner="@shell"
script='''
wget https://deac-fra.dl.sourceforge.net/project/libpng/libpng16/1.6.37/libpng-1.6.37.tar.xz
tar -xvf libpng-1.6.37.tar.xz
'''

# Compilers
[tasks.cxx]
linux_alias = "cxx_unix"
mac_alias = "cxx_unix"
windows_alias = "unsupported"

[tasks.cxx_unix]
command = "cargo"
args = ["build" , "--release"]

[tasks.cc]
linux_alias = "cc_unix"
mac_alias = "cc_unix"
windows_alias = "unsupported"

[tasks.cc_unix]
command = "cargo"
args = ["build" , "--release"]

# Library
[tasks.lib]
linux_alias = "lib_unix"
mac_alias = "lib_unix"
windows_alias = "unsupported"

[tasks.lib_unix]
script_runner="@shell"
script='''
cd libpng-1.6.37 && ./configure --enable-shared=no --with-pic=yes --enable-hardware-optimizations=yes
cd "${PROJECT_DIR}"
cp ../baby_fuzzer_nautilus/grammar.json .
make -C libpng-1.6.37 CC="${CARGO_TARGET_DIR}/release/libafl_cc" CXX="${CARGO_TARGET_DIR}/release/libafl_cxx"
'''
dependencies = [ "libpng", "cxx", "cc" ]


# Harness
[tasks.fuzzer]
linux_alias = "fuzzer_unix"
mac_alias = "fuzzer_unix"
windows_alias = "unsupported"

[tasks.fuzzer_unix]
command = "${CARGO_TARGET_DIR}/release/libafl_cxx"
args = ["${PROJECT_DIR}/../libfuzzer_libpng/harness.cc", "${PROJECT_DIR}/libpng-1.6.37/.libs/libpng16.a", "-I", "${PROJECT_DIR}/libpng-1.6.37/", "-o", "${FUZZER_NAME}", "-lm", "-lz"]
dependencies = [ "lib", "cxx", "cc" ]

# Run the fuzzer
[tasks.run]
linux_alias = "run_unix"
mac_alias = "run_unix"
windows_alias = "unsupported"

[tasks.run_unix]
script_runner = "@shell"
script='''
./${FUZZER_NAME} --cores 0
'''
dependencies = [ "fuzzer" ]

[tasks.run_unix_sync]
script_runner = "@shell"
script='''
./${FUZZER_NAME} --cores 0 -b 1337
'''
dependencies = [ "fuzzer" ]

# Test
[tasks.test]
linux_alias = "test_unix"
mac_alias = "test_unix"
windows_alias = "unsupported"

[tasks.test_unix]
script_runner = "@shell"
script='''
rm -rf libafl_unix_shmem_server || true
timeout 11s ./${FUZZER_NAME} --cores 0 2>/dev/null &
'''
dependencies = [ "fuzzer" ]

# Clean up
[tasks.clean]
linux_alias = "clean_unix"
mac_alias = "clean_unix"
windows_alias = "unsupported"

[tasks.clean_unix]
# Disable default `clean` definition
clear = true
script_runner="@shell"
script='''
rm -f ./${FUZZER_NAME}
make -C libpng-1.6.37 clean
cargo clean
'''