| # ################################################################ |
| # Copyright (c) 2016-present, Facebook, Inc. |
| # All rights reserved. |
| # |
| # This source code is licensed under both the BSD-style license (found in the |
| # LICENSE file in the root directory of this source tree) and the GPLv2 (found |
| # in the COPYING file in the root directory of this source tree). |
| # ################################################################ |
| |
| # Optionally user defined flags |
| CFLAGS ?= -O3 |
| CXXFLAGS ?= -O3 |
| CPPFLAGS ?= |
| LDFLAGS ?= |
| ARFLAGS ?= |
| LIB_FUZZING_ENGINE ?= libregression.a |
| PYTHON ?= python |
| ifeq ($(shell uname), Darwin) |
| DOWNLOAD?=curl -L -o |
| else |
| DOWNLOAD?=wget -O |
| endif |
| CORPORA_URL_PREFIX:=https://github.com/facebook/zstd/releases/download/fuzz-corpora/ |
| |
| ZSTDDIR = ../../lib |
| PRGDIR = ../../programs |
| |
| FUZZ_CPPFLAGS := -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(ZSTDDIR)/compress \ |
| -I$(ZSTDDIR)/dictBuilder -I$(ZSTDDIR)/deprecated -I$(ZSTDDIR)/legacy \ |
| -I$(PRGDIR) -DZSTD_MULTITHREAD -DZSTD_LEGACY_SUPPORT=1 $(CPPFLAGS) |
| FUZZ_EXTRA_FLAGS := -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \ |
| -Wstrict-aliasing=1 -Wswitch-enum -Wdeclaration-after-statement \ |
| -Wstrict-prototypes -Wundef \ |
| -Wvla -Wformat=2 -Winit-self -Wfloat-equal -Wwrite-strings \ |
| -Wredundant-decls \ |
| -g -fno-omit-frame-pointer |
| FUZZ_CFLAGS := $(FUZZ_EXTRA_FLAGS) $(CFLAGS) |
| FUZZ_CXXFLAGS := $(FUZZ_EXTRA_FLAGS) -std=c++11 $(CXXFLAGS) |
| FUZZ_LDFLAGS := -pthread $(LDFLAGS) |
| FUZZ_ARFLAGS := $(ARFLAGS) |
| FUZZ_TARGET_FLAGS = $(FUZZ_CPPFLAGS) $(FUZZ_CXXFLAGS) $(FUZZ_LDFLAGS) |
| |
| FUZZ_HEADERS := fuzz_helpers.h fuzz.h zstd_helpers.h |
| FUZZ_SRC := $(PRGDIR)/util.c zstd_helpers.c |
| |
| ZSTDCOMMON_SRC := $(ZSTDDIR)/common/*.c |
| ZSTDCOMP_SRC := $(ZSTDDIR)/compress/*.c |
| ZSTDDECOMP_SRC := $(ZSTDDIR)/decompress/*.c |
| ZSTDDICT_SRC := $(ZSTDDIR)/dictBuilder/*.c |
| ZSTDLEGACY_SRC := $(ZSTDDIR)/legacy/*.c |
| FUZZ_SRC := \ |
| $(FUZZ_SRC) \ |
| $(ZSTDDECOMP_SRC) \ |
| $(ZSTDCOMMON_SRC) \ |
| $(ZSTDCOMP_SRC) \ |
| $(ZSTDDICT_SRC) \ |
| $(ZSTDLEGACY_SRC) |
| |
| FUZZ_OBJ := $(patsubst %.c,%.o, $(wildcard $(FUZZ_SRC))) |
| |
| |
| .PHONY: default all clean cleanall |
| |
| default: all |
| |
| FUZZ_TARGETS := \ |
| simple_round_trip \ |
| stream_round_trip \ |
| block_round_trip \ |
| simple_decompress \ |
| stream_decompress \ |
| block_decompress \ |
| dictionary_round_trip \ |
| dictionary_decompress \ |
| zstd_frame_info \ |
| simple_compress |
| |
| all: $(FUZZ_TARGETS) |
| |
| %.o: %.c |
| $(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $^ -c -o $@ |
| |
| simple_round_trip: $(FUZZ_HEADERS) $(FUZZ_OBJ) simple_round_trip.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) simple_round_trip.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| stream_round_trip: $(FUZZ_HEADERS) $(FUZZ_OBJ) stream_round_trip.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) stream_round_trip.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| block_round_trip: $(FUZZ_HEADERS) $(FUZZ_OBJ) block_round_trip.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) block_round_trip.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| simple_decompress: $(FUZZ_HEADERS) $(FUZZ_OBJ) simple_decompress.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) simple_decompress.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| stream_decompress: $(FUZZ_HEADERS) $(FUZZ_OBJ) stream_decompress.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) stream_decompress.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| block_decompress: $(FUZZ_HEADERS) $(FUZZ_OBJ) block_decompress.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) block_decompress.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| dictionary_round_trip: $(FUZZ_HEADERS) $(FUZZ_OBJ) dictionary_round_trip.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) dictionary_round_trip.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| dictionary_decompress: $(FUZZ_HEADERS) $(FUZZ_OBJ) dictionary_decompress.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) dictionary_decompress.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| simple_compress: $(FUZZ_HEADERS) $(FUZZ_OBJ) simple_compress.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) simple_compress.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| zstd_frame_info: $(FUZZ_HEADERS) $(FUZZ_OBJ) zstd_frame_info.o |
| $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) zstd_frame_info.o $(LIB_FUZZING_ENGINE) -o $@ |
| |
| libregression.a: $(FUZZ_HEADERS) $(PRGDIR)/util.h $(PRGDIR)/util.c regression_driver.o |
| $(AR) $(FUZZ_ARFLAGS) $@ regression_driver.o |
| |
| # Install libfuzzer (not usable for MSAN testing) |
| # Provided for convenience. To use this library run make libFuzzer and |
| # set LDFLAGS=-L. |
| .PHONY: libFuzzer |
| libFuzzer: |
| @$(RM) -rf Fuzzer |
| @git clone https://chromium.googlesource.com/chromium/llvm-project/compiler-rt/lib/fuzzer Fuzzer |
| @cd Fuzzer && ./build.sh |
| |
| corpora/%_seed_corpus.zip: |
| @mkdir -p corpora |
| $(DOWNLOAD) $@ $(CORPORA_URL_PREFIX)$*_seed_corpus.zip |
| |
| corpora/%: corpora/%_seed_corpus.zip |
| unzip -q $^ -d $@ |
| |
| .PHONY: corpora |
| corpora: $(patsubst %,corpora/%,$(FUZZ_TARGETS)) |
| |
| .PHONY: seedcorpora |
| seedcorpora: $(patsubst %,corpora/%_seed_corpus.zip,$(FUZZ_TARGETS)) |
| |
| regressiontest: corpora |
| CC="$(CC)" CXX="$(CXX)" CFLAGS="$(CFLAGS)" CXXFLAGS="$(CXXFLAGS)" LDFLAGS="$(LDFLAGS)" $(PYTHON) ./fuzz.py build all |
| $(PYTHON) ./fuzz.py regression all |
| |
| clean: |
| @$(MAKE) -C $(ZSTDDIR) clean |
| @$(RM) *.a *.o |
| @$(RM) simple_round_trip stream_round_trip simple_decompress \ |
| stream_decompress block_decompress block_round_trip \ |
| simple_compress dictionary_round_trip dictionary_decompress \ |
| zstd_frame_info |
| |
| cleanall: |
| @$(RM) -r Fuzzer |
| @$(RM) -r corpora |