1# ################################################################ 2# Copyright (c) 2016-present, Facebook, Inc. 3# All rights reserved. 4# 5# This source code is licensed under both the BSD-style license (found in the 6# LICENSE file in the root directory of this source tree) and the GPLv2 (found 7# in the COPYING file in the root directory of this source tree). 8# ################################################################ 9 10# Optionally user defined flags 11CFLAGS ?= -O3 12CXXFLAGS ?= -O3 13CPPFLAGS ?= 14LDFLAGS ?= 15ARFLAGS ?= 16LIB_FUZZING_ENGINE ?= libregression.a 17PYTHON ?= python 18ifeq ($(shell uname), Darwin) 19 DOWNLOAD?=curl -L -o 20else 21 DOWNLOAD?=wget -O 22endif 23CORPORA_URL_PREFIX:=https://github.com/facebook/zstd/releases/download/fuzz-corpora/ 24 25ZSTDDIR = ../../lib 26PRGDIR = ../../programs 27 28FUZZ_CPPFLAGS := -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(ZSTDDIR)/compress \ 29 -I$(ZSTDDIR)/dictBuilder -I$(ZSTDDIR)/deprecated -I$(ZSTDDIR)/legacy \ 30 -I$(PRGDIR) -DZSTD_MULTITHREAD -DZSTD_LEGACY_SUPPORT=1 $(CPPFLAGS) 31FUZZ_EXTRA_FLAGS := -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \ 32 -Wstrict-aliasing=1 -Wswitch-enum -Wdeclaration-after-statement \ 33 -Wstrict-prototypes -Wundef \ 34 -Wvla -Wformat=2 -Winit-self -Wfloat-equal -Wwrite-strings \ 35 -Wredundant-decls \ 36 -g -fno-omit-frame-pointer 37FUZZ_CFLAGS := $(FUZZ_EXTRA_FLAGS) $(CFLAGS) 38FUZZ_CXXFLAGS := $(FUZZ_EXTRA_FLAGS) -std=c++11 $(CXXFLAGS) 39FUZZ_LDFLAGS := -pthread $(LDFLAGS) 40FUZZ_ARFLAGS := $(ARFLAGS) 41FUZZ_TARGET_FLAGS = $(FUZZ_CPPFLAGS) $(FUZZ_CXXFLAGS) $(FUZZ_LDFLAGS) 42 43FUZZ_HEADERS := fuzz_helpers.h fuzz.h zstd_helpers.h fuzz_data_producer.h 44FUZZ_SRC := $(PRGDIR)/util.c zstd_helpers.c fuzz_data_producer.c 45 46ZSTDCOMMON_SRC := $(ZSTDDIR)/common/*.c 47ZSTDCOMP_SRC := $(ZSTDDIR)/compress/*.c 48ZSTDDECOMP_SRC := $(ZSTDDIR)/decompress/*.c 49ZSTDDICT_SRC := $(ZSTDDIR)/dictBuilder/*.c 50ZSTDLEGACY_SRC := $(ZSTDDIR)/legacy/*.c 51FUZZ_SRC := \ 52 $(FUZZ_SRC) \ 53 $(ZSTDDECOMP_SRC) \ 54 $(ZSTDCOMMON_SRC) \ 55 $(ZSTDCOMP_SRC) \ 56 $(ZSTDDICT_SRC) \ 57 $(ZSTDLEGACY_SRC) 58 59FUZZ_OBJ := $(patsubst %.c,%.o, $(wildcard $(FUZZ_SRC))) 60 61 62.PHONY: default all clean cleanall 63 64default: all 65 66FUZZ_TARGETS := \ 67 simple_round_trip \ 68 stream_round_trip \ 69 block_round_trip \ 70 simple_decompress \ 71 stream_decompress \ 72 block_decompress \ 73 dictionary_round_trip \ 74 dictionary_decompress \ 75 zstd_frame_info \ 76 simple_compress \ 77 dictionary_loader 78 79all: $(FUZZ_TARGETS) 80 81%.o: %.c 82 $(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $^ -c -o $@ 83 84simple_round_trip: $(FUZZ_HEADERS) $(FUZZ_OBJ) simple_round_trip.o 85 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) simple_round_trip.o $(LIB_FUZZING_ENGINE) -o $@ 86 87stream_round_trip: $(FUZZ_HEADERS) $(FUZZ_OBJ) stream_round_trip.o 88 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) stream_round_trip.o $(LIB_FUZZING_ENGINE) -o $@ 89 90block_round_trip: $(FUZZ_HEADERS) $(FUZZ_OBJ) block_round_trip.o 91 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) block_round_trip.o $(LIB_FUZZING_ENGINE) -o $@ 92 93simple_decompress: $(FUZZ_HEADERS) $(FUZZ_OBJ) simple_decompress.o 94 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) simple_decompress.o $(LIB_FUZZING_ENGINE) -o $@ 95 96stream_decompress: $(FUZZ_HEADERS) $(FUZZ_OBJ) stream_decompress.o 97 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) stream_decompress.o $(LIB_FUZZING_ENGINE) -o $@ 98 99block_decompress: $(FUZZ_HEADERS) $(FUZZ_OBJ) block_decompress.o 100 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) block_decompress.o $(LIB_FUZZING_ENGINE) -o $@ 101 102dictionary_round_trip: $(FUZZ_HEADERS) $(FUZZ_OBJ) dictionary_round_trip.o 103 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) dictionary_round_trip.o $(LIB_FUZZING_ENGINE) -o $@ 104 105dictionary_decompress: $(FUZZ_HEADERS) $(FUZZ_OBJ) dictionary_decompress.o 106 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) dictionary_decompress.o $(LIB_FUZZING_ENGINE) -o $@ 107 108simple_compress: $(FUZZ_HEADERS) $(FUZZ_OBJ) simple_compress.o 109 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) simple_compress.o $(LIB_FUZZING_ENGINE) -o $@ 110 111zstd_frame_info: $(FUZZ_HEADERS) $(FUZZ_OBJ) zstd_frame_info.o 112 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) zstd_frame_info.o $(LIB_FUZZING_ENGINE) -o $@ 113 114dictionary_loader: $(FUZZ_HEADERS) $(FUZZ_OBJ) dictionary_loader.o 115 $(CXX) $(FUZZ_TARGET_FLAGS) $(FUZZ_OBJ) dictionary_loader.o $(LIB_FUZZING_ENGINE) -o $@ 116 117libregression.a: $(FUZZ_HEADERS) $(PRGDIR)/util.h $(PRGDIR)/util.c regression_driver.o 118 $(AR) $(FUZZ_ARFLAGS) $@ regression_driver.o 119 120corpora/%_seed_corpus.zip: 121 @mkdir -p corpora 122 $(DOWNLOAD) $@ $(CORPORA_URL_PREFIX)$*_seed_corpus.zip 123 124corpora/%: corpora/%_seed_corpus.zip 125 unzip -q $^ -d $@ 126 127.PHONY: corpora 128corpora: $(patsubst %,corpora/%,$(FUZZ_TARGETS)) 129 130.PHONY: seedcorpora 131seedcorpora: $(patsubst %,corpora/%_seed_corpus.zip,$(FUZZ_TARGETS)) 132 133regressiontest: corpora 134 CC="$(CC)" CXX="$(CXX)" CFLAGS="$(CFLAGS)" CXXFLAGS="$(CXXFLAGS)" LDFLAGS="$(LDFLAGS)" $(PYTHON) ./fuzz.py build all 135 $(PYTHON) ./fuzz.py regression all 136 137clean: 138 @$(MAKE) -C $(ZSTDDIR) clean 139 @$(RM) *.a *.o 140 @$(RM) simple_round_trip stream_round_trip simple_decompress \ 141 stream_decompress block_decompress block_round_trip \ 142 simple_compress dictionary_round_trip dictionary_decompress \ 143 zstd_frame_info 144 145cleanall: 146 @$(RM) -r Fuzzer 147 @$(RM) -r corpora 148