# Run a fuzz test to verify robustness against corrupted/malicious data.

Import("env", "malloc_env")

def set_pkgname(src, dst, pkgname):
    data = open(str(src)).read()
    placeholder = '// package name placeholder'
    assert placeholder in data
    data = data.replace(placeholder, 'package %s;' % pkgname)
    open(str(dst), 'w').write(data)

# We want both pointer and static versions of the AllTypes message
# Prefix them with package name.
env.Command("alltypes_static.proto", "#alltypes/alltypes.proto",
            lambda target, source, env: set_pkgname(source[0], target[0], 'alltypes_static'))
env.Command("alltypes_pointer.proto", "#alltypes/alltypes.proto",
            lambda target, source, env: set_pkgname(source[0], target[0], 'alltypes_pointer'))

p1 = env.NanopbProto(["alltypes_pointer", "alltypes_pointer.options"])
p2 = env.NanopbProto(["alltypes_static", "alltypes_static.options"])
fuzz = malloc_env.Program(["fuzztest.c",
                    "alltypes_pointer.pb.c",
                    "alltypes_static.pb.c",
                    "$COMMON/pb_encode_with_malloc.o",
                    "$COMMON/pb_decode_with_malloc.o",
                    "$COMMON/malloc_wrappers.o"])

env.RunTest(fuzz)

fuzzstub = malloc_env.Program(["fuzzstub.c",
                    "alltypes_pointer.pb.c",
                    "alltypes_static.pb.c",
                    "$COMMON/pb_encode_with_malloc.o",
                    "$COMMON/pb_decode_with_malloc.o",
                    "$COMMON/malloc_wrappers.o"])