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# Run a fuzz test to verify robustness against corrupted/malicious data.
Import("env")
# We need our own pb_decode.o for the malloc support
env = env.Clone()
env.Append(CPPDEFINES = {'PB_ENABLE_MALLOC': 1,
'PB_SYSTEM_HEADER': '\\"fuzz_syshdr.h\\"'})
env.Append(CPPPATH = ".")
if 'SYSHDR' in env:
env.Append(CPPDEFINES = {'PB_OLD_SYSHDR': env['SYSHDR']})
# Disable libmudflap, because it will confuse valgrind
# and other memory leak detection tools.
if '-fmudflap' in env["CCFLAGS"]:
env["CCFLAGS"].remove("-fmudflap")
env["LINKFLAGS"].remove("-fmudflap")
env["LIBS"].remove("mudflap")
strict = env.Clone()
strict.Append(CFLAGS = strict['CORECFLAGS'])
strict.Object("pb_decode_with_malloc.o", "$NANOPB/pb_decode.c")
strict.Object("pb_encode_with_malloc.o", "$NANOPB/pb_encode.c")
strict.Object("pb_common_with_malloc.o", "$NANOPB/pb_common.c")
# We want both pointer and static versions of the AllTypes message
env.Command("alltypes_static.proto", "#alltypes/alltypes.proto",
lambda target, source, env:
open(str(target[0]), 'w').write("package alltypes_static;\n"
+ open(str(source[0])).read()))
env.Command("alltypes_pointer.proto", "#alltypes/alltypes.proto",
lambda target, source, env:
open(str(target[0]), 'w').write("package alltypes_pointer;\n"
+ open(str(source[0])).read()))
p1 = env.NanopbProto(["alltypes_pointer", "alltypes_pointer.options"])
p2 = env.NanopbProto(["alltypes_static", "alltypes_static.options"])
fuzz = env.Program(["fuzztest.c",
"alltypes_pointer.pb.c",
"alltypes_static.pb.c",
"pb_encode_with_malloc.o",
"pb_decode_with_malloc.o",
"pb_common_with_malloc.o",
"malloc_wrappers.c"])
Depends([p1, p2, fuzz], ["fuzz_syshdr.h", "malloc_wrappers.h"])
env.RunTest(fuzz)
fuzzstub = env.Program(["fuzzstub.c",
"alltypes_pointer.pb.c",
"alltypes_static.pb.c",
"pb_encode_with_malloc.o",
"pb_decode_with_malloc.o",
"pb_common_with_malloc.o",
"malloc_wrappers.c"])
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