ddidderr/zstd-rs
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Provide an interface for fuzzing sequence producer plugins

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This commit is contained in:
Elliot Gorokhovsky
2023-03-28 12:02:57 -07:00
parent 9420bce8a4
commit a810e1eeb7
21 changed files with 297 additions and 14 deletions
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tests/fuzz/Makefile
+13 -11
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@@ -34,13 +34,13 @@ ZSTDDIR = ../../lib
PRGDIR = ../../programs
CONTRIBDIR = ../../contrib
# TODO(embg) make it possible to plug in an arbitrary matchfinder as a .o file
MATCHFINDER_DIR = $(CONTRIBDIR)/externalSequenceProducer
MATCHFINDER_SRC = $(MATCHFINDER_DIR)/sequence_producer.c
DEFAULT_SEQ_PROD_DIR = $(CONTRIBDIR)/externalSequenceProducer
DEFAULT_SEQ_PROD_SRC = $(DEFAULT_SEQ_PROD_DIR)/sequence_producer.c
THIRD_PARTY_SEQ_PROD_OBJ ?=
FUZZ_CPPFLAGS := -I$(ZSTDDIR) -I$(ZSTDDIR)/common -I$(ZSTDDIR)/compress \
-I$(ZSTDDIR)/dictBuilder -I$(ZSTDDIR)/deprecated -I$(ZSTDDIR)/legacy \
-I$(CONTRIBDIR)/seekable_format -I$(PRGDIR) -I$(MATCHFINDER_DIR) \
-I$(CONTRIBDIR)/seekable_format -I$(PRGDIR) -I$(DEFAULT_SEQ_PROD_DIR) \
-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 \
@@ -75,7 +75,7 @@ FUZZ_SRC := \
$(ZSTDCOMP_SRC) \
$(ZSTDDICT_SRC) \
$(ZSTDLEGACY_SRC) \
$(MATCHFINDER_SRC)
$(DEFAULT_SEQ_PROD_SRC)
FUZZ_SRC := $(sort $(wildcard $(FUZZ_SRC)))
FUZZ_D_OBJ1 := $(subst $(ZSTDDIR)/common/,d_lib_common_,$(FUZZ_SRC))
@@ -84,10 +84,11 @@ FUZZ_D_OBJ3 := $(subst $(ZSTDDIR)/decompress/,d_lib_decompress_,$(FUZZ_D_OBJ2))
FUZZ_D_OBJ4 := $(subst $(ZSTDDIR)/dictBuilder/,d_lib_dictBuilder_,$(FUZZ_D_OBJ3))
FUZZ_D_OBJ5 := $(subst $(ZSTDDIR)/legacy/,d_lib_legacy_,$(FUZZ_D_OBJ4))
FUZZ_D_OBJ6 := $(subst $(PRGDIR)/,d_prg_,$(FUZZ_D_OBJ5))
FUZZ_D_OBJ7 := $(subst $(MATCHFINDER_DIR)/,d_matchfinder_,$(FUZZ_D_OBJ6))
FUZZ_D_OBJ7 := $(subst $(DEFAULT_SEQ_PROD_DIR)/,d_default_seq_prod_,$(FUZZ_D_OBJ6))
FUZZ_D_OBJ8 := $(subst $\./,d_fuzz_,$(FUZZ_D_OBJ7))
FUZZ_D_OBJ9 := $(FUZZ_D_OBJ8:.c=.o)
FUZZ_DECOMPRESS_OBJ := $(FUZZ_D_OBJ9:.S=.o)
FUZZ_D_OBJ10 := $(THIRD_PARTY_SEQ_PROD_OBJ) $(FUZZ_D_OBJ9)
FUZZ_DECOMPRESS_OBJ := $(FUZZ_D_OBJ10:.S=.o)
FUZZ_RT_OBJ1 := $(subst $(ZSTDDIR)/common/,rt_lib_common_,$(FUZZ_SRC))
FUZZ_RT_OBJ2 := $(subst $(ZSTDDIR)/compress/,rt_lib_compress_,$(FUZZ_RT_OBJ1))
@@ -95,10 +96,11 @@ FUZZ_RT_OBJ3 := $(subst $(ZSTDDIR)/decompress/,rt_lib_decompress_,$(FUZZ_RT_OBJ2
FUZZ_RT_OBJ4 := $(subst $(ZSTDDIR)/dictBuilder/,rt_lib_dictBuilder_,$(FUZZ_RT_OBJ3))
FUZZ_RT_OBJ5 := $(subst $(ZSTDDIR)/legacy/,rt_lib_legacy_,$(FUZZ_RT_OBJ4))
FUZZ_RT_OBJ6 := $(subst $(PRGDIR)/,rt_prg_,$(FUZZ_RT_OBJ5))
FUZZ_RT_OBJ7 := $(subst $(MATCHFINDER_DIR)/,rt_matchfinder_,$(FUZZ_RT_OBJ6))
FUZZ_RT_OBJ7 := $(subst $(DEFAULT_SEQ_PROD_DIR)/,rt_default_seq_prod_,$(FUZZ_RT_OBJ6))
FUZZ_RT_OBJ8 := $(subst $\./,rt_fuzz_,$(FUZZ_RT_OBJ7))
FUZZ_RT_OBJ9 := $(FUZZ_RT_OBJ8:.c=.o)
FUZZ_ROUND_TRIP_OBJ := $(FUZZ_RT_OBJ9:.S=.o)
FUZZ_RT_OBJ10 := $(THIRD_PARTY_SEQ_PROD_OBJ) $(FUZZ_RT_OBJ9)
FUZZ_ROUND_TRIP_OBJ := $(FUZZ_RT_OBJ10:.S=.o)
.PHONY: default all clean cleanall
@@ -151,7 +153,7 @@ rt_prg_%.o: $(PRGDIR)/%.c
rt_fuzz_%.o: %.c
$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
rt_matchfinder_%.o: $(MATCHFINDER_DIR)/%.c
rt_default_seq_prod_%.o: $(DEFAULT_SEQ_PROD_DIR)/%.c
$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $(FUZZ_ROUND_TRIP_FLAGS) $< -c -o $@
d_lib_common_%.o: $(ZSTDDIR)/common/%.c
@@ -178,7 +180,7 @@ d_prg_%.o: $(PRGDIR)/%.c
d_fuzz_%.o: %.c
$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $< -c -o $@
d_matchfinder_%.o: $(MATCHFINDER_DIR)/%.c
d_default_seq_prod_%.o: $(DEFAULT_SEQ_PROD_DIR)/%.c
$(CC) $(FUZZ_CPPFLAGS) $(FUZZ_CFLAGS) $< -c -o $@
simple_round_trip: $(FUZZ_HEADERS) $(FUZZ_ROUND_TRIP_OBJ) rt_fuzz_simple_round_trip.o