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Makefile.toml
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Makefile.toml
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# Variables
[env]
FUZZER_NAME='fuzzer_libpng'
PROJECT_DIR = { script = ["pwd"] }
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/${FUZZER_NAME}'
[tasks.unsupported]
script_runner="@shell"
script='''
echo "Cargo-make not integrated yet on this"
'''
# libpng
[tasks.libpng]
linux_alias = "libpng_unix"
mac_alias = "libpng_unix"
windows_alias = "unsupported"
[tasks.libpng_unix]
condition = { files_not_exist = ["./libpng-1.6.37"]}
script_runner="@shell"
script='''
curl https://deac-fra.dl.sourceforge.net/project/libpng/libpng16/1.6.37/libpng-1.6.37.tar.xz --output libpng-1.6.37.tar.xz
tar -xvf libpng-1.6.37.tar.xz
'''
# Compilers
[tasks.cxx]
linux_alias = "cxx_unix"
mac_alias = "cxx_unix"
windows_alias = "unsupported"
[tasks.cxx_unix]
command = "cargo"
args = ["build" , "--release"]
[tasks.cc]
linux_alias = "cc_unix"
mac_alias = "cc_unix"
windows_alias = "unsupported"
[tasks.cc_unix]
command = "cargo"
args = ["build" , "--release"]
[tasks.crash_cxx]
linux_alias = "crash_cxx_unix"
mac_alias = "crash_cxx_unix"
windows_alias = "unsupported"
[tasks.crash_cxx_unix]
command = "cargo"
args = ["build" , "--release", "--features=crash"]
[tasks.crash_cc]
linux_alias = "crash_cc_unix"
mac_alias = "crash_cc_unix"
windows_alias = "unsupported"
[tasks.crash_cc_unix]
command = "cargo"
args = ["build" , "--release", "--features=crash"]
# Library
[tasks.lib]
linux_alias = "lib_unix"
mac_alias = "lib_unix"
windows_alias = "unsupported"
[tasks.lib_unix]
script_runner="@shell"
script='''
cd libpng-1.6.37 && ./configure --enable-shared=no --with-pic=yes --enable-hardware-optimizations=yes
cd "${PROJECT_DIR}"
make -C libpng-1.6.37 CC="${CARGO_TARGET_DIR}/release/libafl_cc" CXX="${CARGO_TARGET_DIR}/release/libafl_cxx"
'''
dependencies = [ "libpng", "cxx", "cc" ]
# Library
[tasks.crash_lib]
linux_alias = "crash_lib_unix"
mac_alias = "crash_lib_unix"
windows_alias = "unsupported"
[tasks.crash_lib_unix]
script_runner="@shell"
script='''
cd libpng-1.6.37 && ./configure --enable-shared=no --with-pic=yes --enable-hardware-optimizations=yes
cd "${PROJECT_DIR}"
make -C libpng-1.6.37 CC="${CARGO_TARGET_DIR}/release/libafl_cc" CXX="${CARGO_TARGET_DIR}/release/libafl_cxx"
'''
dependencies = [ "libpng", "crash_cxx", "crash_cc" ]
# Harness
[tasks.fuzzer]
linux_alias = "fuzzer_unix"
mac_alias = "fuzzer_unix"
windows_alias = "unsupported"
[tasks.fuzzer_unix]
command = "${CARGO_TARGET_DIR}/release/libafl_cxx"
args = ["${PROJECT_DIR}/harness.cc", "${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" ]
# Crashing Harness
[tasks.fuzzer_crash]
linux_alias = "fuzzer_crash_unix"
mac_alias = "fuzzer_crash_unix"
windows_alias = "unsupported"
[tasks.fuzzer_crash_unix]
command = "${CARGO_TARGET_DIR}/release/libafl_cxx"
args = ["${PROJECT_DIR}/harness.cc", "${PROJECT_DIR}/libpng-1.6.37/.libs/libpng16.a", "-I", "${PROJECT_DIR}/libpng-1.6.37/", "-o", "${FUZZER_NAME}_crash", "-lm", "-lz"]
dependencies = [ "crash_lib", "crash_cxx", "crash_cc" ]
# Run the fuzzer
[tasks.run]
linux_alias = "run_unix"
mac_alias = "run_unix"
windows_alias = "unsupported"
[tasks.run_unix]
script_runner = "@shell"
script='''
./${FUZZER_NAME} &
sleep 0.2
./${FUZZER_NAME} 2>/dev/null
'''
dependencies = [ "fuzzer" ]
# Run the fuzzer with a crash
[tasks.crash]
linux_alias = "crash_unix"
mac_alias = "crash_unix"
windows_alias = "unsupported"
[tasks.crash_unix]
script_runner = "@shell"
script='''
./${FUZZER_NAME}_crash &
sleep 0.2
./${FUZZER_NAME}_crash 2>/dev/null
'''
dependencies = [ "fuzzer_crash" ]
# Test
[tasks.test]
linux_alias = "test_unix"
mac_alias = "test_mac"
windows_alias = "unsupported"
[tasks.test_unix]
script_runner = "@shell"
script='''
rm -rf libafl_unix_shmem_server || true
(timeout 11s ./${FUZZER_NAME} >fuzz_stdout.log 2>/dev/null || true) &
sleep 0.2
timeout 10s ./${FUZZER_NAME} >/dev/null 2>/dev/null || true
if [ -z "$(grep "corpus: 30" fuzz_stdout.log)" ]; then
echo "Fuzzer does not generate any testcases or any crashes"
exit 1
else
echo "Fuzzer is working"
fi
'''
dependencies = [ "fuzzer" ]
[tasks.test_mac]
script_runner = "@shell"
script='''
rm -rf libafl_unix_shmem_server || true
(timeout 11s ./${FUZZER_NAME} >fuzz_stdout.log 2>/dev/null || true) &
sleep 0.2
timeout 10s ./${FUZZER_NAME} >/dev/null 2>/dev/null || true
'''
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
'''