tor/scripts/codegen/fuzzing_include_am.py

147 lines
3.5 KiB
Python
Raw Normal View History

#!/usr/bin/python
FUZZERS = """
consensus
descriptor
diff
diff-apply
extrainfo
hsdescv2
hsdescv3
http
http-connect
iptsv2
microdesc
socks
vrs
"""
PREAMBLE = r"""
FUZZING_CPPFLAGS = \
$(src_test_AM_CPPFLAGS) $(TEST_CPPFLAGS)
FUZZING_CFLAGS = \
$(AM_CFLAGS) $(TEST_CFLAGS)
FUZZING_LDFLAG = \
@TOR_LDFLAGS_zlib@ @TOR_LDFLAGS_openssl@ @TOR_LDFLAGS_libevent@
FUZZING_LIBS = \
2018-07-05 21:21:30 +02:00
$(TOR_INTERNAL_TESTING_LIBS) \
$(rust_ldadd) \
@TOR_ZLIB_LIBS@ @TOR_LIB_MATH@ \
2018-07-05 21:21:30 +02:00
@TOR_LIBEVENT_LIBS@ @TOR_OPENSSL_LIBS@ \
@TOR_LIB_WS32@ @TOR_LIB_IPHLPAPI@ @TOR_LIB_GDI@ @TOR_LIB_USERENV@ @CURVE25519_LIBS@ \
@TOR_SYSTEMD_LIBS@ \
@TOR_LZMA_LIBS@ \
@TOR_ZSTD_LIBS@
oss-fuzz-prereqs: \
2018-07-05 21:21:30 +02:00
$(TOR_INTERNAL_TESTING_LIBS)
noinst_HEADERS += \
src/test/fuzz/fuzzing.h
LIBFUZZER = -lFuzzer
LIBFUZZER_CPPFLAGS = $(FUZZING_CPPFLAGS) -DLLVM_FUZZ
LIBFUZZER_CFLAGS = $(FUZZING_CFLAGS)
LIBFUZZER_LDFLAG = $(FUZZING_LDFLAG)
LIBFUZZER_LIBS = $(FUZZING_LIBS) $(LIBFUZZER) -lstdc++
LIBOSS_FUZZ_CPPFLAGS = $(FUZZING_CPPFLAGS) -DLLVM_FUZZ
LIBOSS_FUZZ_CFLAGS = $(FUZZING_CFLAGS)
"""
POSTAMBLE = r"""
noinst_PROGRAMS += $(FUZZERS) $(LIBFUZZER_FUZZERS)
noinst_LIBRARIES += $(OSS_FUZZ_FUZZERS)
oss-fuzz-fuzzers: oss-fuzz-prereqs $(OSS_FUZZ_FUZZERS)
fuzzers: $(FUZZERS) $(LIBFUZZER_FUZZERS)
test-fuzz-corpora: $(FUZZERS)
$(top_srcdir)/src/test/fuzz_static_testcases.sh
"""
########### No user serviceable parts will follow.
PREAMBLE = PREAMBLE.strip()
POSTAMBLE = POSTAMBLE.strip() # If I use it, it's a word!
FUZZERS = FUZZERS.split()
FUZZERS.sort()
WARNING = """
# This file was generated by fuzzing_include_am.py; do not hand-edit unless
# you enjoy having your changes erased.
""".strip()
print(WARNING)
print(PREAMBLE)
print("\n# ===== AFL fuzzers")
def get_id_name(s):
return s.replace("-", "_")
for fuzzer in FUZZERS:
idname = get_id_name(fuzzer)
print("""\
src_test_fuzz_fuzz_{name}_SOURCES = \\
src/test/fuzz/fuzzing_common.c \\
src/test/fuzz/fuzz_{name}.c
src_test_fuzz_fuzz_{name}_CPPFLAGS = $(FUZZING_CPPFLAGS)
src_test_fuzz_fuzz_{name}_CFLAGS = $(FUZZING_CFLAGS)
src_test_fuzz_fuzz_{name}_LDFLAGS = $(FUZZING_LDFLAG)
src_test_fuzz_fuzz_{name}_LDADD = $(FUZZING_LIBS)
""".format(name=idname))
print("FUZZERS = \\")
print(" \\\n".join("\tsrc/test/fuzz/fuzz-{name}".format(name=fuzzer)
for fuzzer in FUZZERS))
print("\n# ===== libfuzzer")
print("\nif LIBFUZZER_ENABLED")
for fuzzer in FUZZERS:
idname = get_id_name(fuzzer)
print("""\
src_test_fuzz_lf_fuzz_{name}_SOURCES = \\
$(src_test_fuzz_fuzz_{name}_SOURCES)
src_test_fuzz_lf_fuzz_{name}_CPPFLAGS = $(LIBFUZZER_CPPFLAGS)
src_test_fuzz_lf_fuzz_{name}_CFLAGS = $(LIBFUZZER_CFLAGS)
src_test_fuzz_lf_fuzz_{name}_LDFLAGS = $(LIBFUZZER_LDFLAG)
src_test_fuzz_lf_fuzz_{name}_LDADD = $(LIBFUZZER_LIBS)
""".format(name=idname))
print("LIBFUZZER_FUZZERS = \\")
print(" \\\n".join("\tsrc/test/fuzz/lf-fuzz-{name}".format(name=fuzzer)
for fuzzer in FUZZERS))
print("""
else
LIBFUZZER_FUZZERS =
endif""")
print("\n# ===== oss-fuzz\n")
print("if OSS_FUZZ_ENABLED")
for fuzzer in FUZZERS:
idname = get_id_name(fuzzer)
print("""\
src_test_fuzz_liboss_fuzz_{name}_a_SOURCES = \\
$(src_test_fuzz_fuzz_{name}_SOURCES)
src_test_fuzz_liboss_fuzz_{name}_a_CPPFLAGS = $(LIBOSS_FUZZ_CPPFLAGS)
src_test_fuzz_liboss_fuzz_{name}_a_CFLAGS = $(LIBOSS_FUZZ_CFLAGS)
""".format(name=idname))
print("OSS_FUZZ_FUZZERS = \\")
print(" \\\n".join("\tsrc/test/fuzz/liboss-fuzz-{name}.a".format(name=fuzzer)
for fuzzer in FUZZERS))
print("""
else
OSS_FUZZ_FUZZERS =
endif""")
print("")
print(POSTAMBLE)