def symlink(engine: Engine):
try:
existing = engine.read_string()
_new = engine.read_string()
os_.symlink(existing, _new)
engine.write_int(0)
except OSError as e:
engine.write_int(map_errno(int(str(e)), errno, Flags))
def unlink(engine: Engine):
try:
name = engine.read_string()
os_.unlink(name)
engine.write_int(0)
except OSError as e:
engine.write_int(map_errno(int(str(e)), errno, Flags))
def stat_(engine: Engine):
try:
file = engine.read_string()
st = os_.stat(file)
engine.write_int(0)
write_stat(engine, st)
except OSError as e:
engine.write_int(map_errno(int(str(e)), errno, Flags))
def open_full(engine: Engine):
try:
file = engine.read_string()
flags = map_open_flags(engine.read_int(), Flags, os_)
mode = map_file_mode(engine.read_int(), Flags, os_)
engine.write_int(os_.open(file, flags, mode))
except OSError as e:
engine.write_int(-1)
engine.write_int(map_errno(int(str(e)), errno, Flags))
def open_unchecked(engine: Engine):
file = engine.read_string()
try:
flags = map_open_flags(engine.read_int(), Flags, os_)
mode = map_file_mode(engine.read_int(), Flags, os_)
target_fd = engine.read_int()
unchecked_map[target_fd] = os_.open(file, flags, mode)
except OSError as e:
print("Error opening file {} : {}".format(file, e),
file=sys.stderr)
stderr=sys.stdout.buffer,
close_fds=True)
engine = Engine(input=p.stdout, output=p.stdin, serial_info=serial_info)
assert engine.init_marker.file.endswith('write.c')
assert engine.init_marker.line == 25
engine.write_byte(b'0')
assert engine.read_byte() == b'9'
engine.write_int(22)
assert engine.read_int() == 44
assert engine.write_string("str") == 3
assert engine.read_string() == "tr"
engine.write_int(11)
assert engine.read_int() == 33
assert engine.write_string("overflow") == 6
assert engine.read_string() == "erfl"
engine.write_int(4)
assert engine.read_int() == 16
assert engine.write_memory(b'\x00\x01\x02\x03\x04') == 4
assert engine.read_memory() == b'\x03\x02\x01\x00'
assert engine.write_memory(b'1234567890') == 4
assert engine.read_memory() == b'1234'
def invoke(self, engine: Engine, macro_expansion: MacroExpansion):
l = engine.read_int()
global argv_
argv_ = [engine.read_string() for i in range(l)]
nargs='+',
help="Include folders for the preprocessor",
default=[])
parser.add_argument('-D',
'--define',
nargs='+',
help="Defines for the preprocessor",
default=[])
args = parser.parse_args()
serial_info = generate(args.binary, args.define, args.include)
p = Popen(args.binary, stdin=PIPE, stdout=PIPE, close_fds=True)
engine = Engine(input=p.stdout, output=p.stdin, serial_info=serial_info)
assert engine.init_marker.file.endswith('read.c')
assert engine.init_marker.line == 22
assert engine.read_byte() == b'a'
assert engine.read_int() == 42
assert engine.read_string() == "test-string"
main_ptr = engine.read_int() - engine.base_pointer
assert [sym.address for sym in serial_info.symbols
if sym.name == 'main'][0] == main_ptr
assert int.from_bytes(engine.read_memory(), engine.endianness) == 42
assert engine.read_int() == 1234
assert engine.run() == 42