def genhash(cls, secret, config):
uh.validate_secret(secret)
secret = to_bytes(secret, 'utf-8')
self = cls.from_string(config)
if self.type_d:
type = _argon2_cffi.low_level.Type.D
else:
type = _argon2_cffi.low_level.Type.I
try:
result = bascii_to_str(
_argon2_cffi.low_level.hash_secret(
type=type,
memory_cost=self.memory_cost,
time_cost=self.rounds,
parallelism=self.parallelism,
salt=to_bytes(self.salt),
hash_len=self.checksum_size,
secret=secret,
version=self.version))
except _argon2_cffi.exceptions.HashingError as err:
raise cls._adapt_backend_error(err, hash=config)
if self.version == 16:
result = result.replace('$v=16$', '$')
return result
def to_string(self):
ident = str(self.ident_values[self.type_d])
version = self.version
if version == 16:
vstr = ''
else:
vstr = 'v=%d$' % version
data = self.data
if data:
kdstr = ',data=' + bascii_to_str(b64s_encode(self.data))
else:
kdstr = ''
return '%s%sm=%d,t=%d,p=%d%s$%s$%s' % (
ident, vstr, self.memory_cost, self.rounds, self.parallelism,
kdstr, bascii_to_str(b64s_encode(
self.salt)), bascii_to_str(b64s_encode(self.checksum)))
def to_string(self):
ident = self.ident
if ident == IDENT_SCRYPT:
return '$scrypt$ln=%d,r=%d,p=%d$%s$%s' % (
self.rounds, self.block_size, self.parallelism,
bascii_to_str(b64s_encode(
self.salt)), bascii_to_str(b64s_encode(self.checksum)))
salt = self.salt
try:
salt.decode('ascii')
except UnicodeDecodeError:
raise suppress_cause(
NotImplementedError(
'scrypt $7$ hashes dont support non-ascii salts'))
return bascii_to_str(('').join([
'$7$',
h64.encode_int6(self.rounds),
h64.encode_int30(self.block_size),
h64.encode_int30(self.parallelism), self.salt, '$',
h64.encode_bytes(self.checksum)
]))
def hash(cls, secret):
uh.validate_secret(secret)
secret = to_bytes(secret, 'utf-8')
try:
return bascii_to_str(
_argon2_cffi.low_level.hash_secret(
type=_argon2_cffi.low_level.Type.I,
memory_cost=cls.memory_cost,
time_cost=cls.default_rounds,
parallelism=cls.parallelism,
salt=to_bytes(cls._generate_salt()),
hash_len=cls.checksum_size,
secret=secret))
except _argon2_cffi.exceptions.HashingError as err:
raise cls._adapt_backend_error(err)
def to_string(self):
chk = self.checksum
salt = self.salt
data = bascii_to_str(b64encode(salt + chk))
return '{FSHP%d|%d|%d}%s' % (self.variant, len(salt), self.rounds, data)
def hex_key(self):
return bascii_to_str(base64.b16encode(self.key)).lower()
def to_string(self):
raw = self.salt + self.checksum
return '0x0100' + bascii_to_str(hexlify(raw).upper())
def hexstr(data):
return bascii_to_str(hexlify(data))
def b32encode(source):
return bascii_to_str(_b32encode(source).rstrip(B_EQUAL))
def test_md4_digest(self):
md4 = self.get_md4_const()
for input, hex in self.vectors:
out = bascii_to_str(hexlify(md4(input).digest()))
self.assertEqual(out, hex)
def to_string(self):
salt = bascii_to_str(ab64_encode(self.salt))
chkmap = self.checksum
chk_str = (',').join('%s=%s' % (alg, bascii_to_str(ab64_encode(chkmap[alg]))) for alg in self.algs)
return '$scram$%d$%s$%s' % (self.rounds, salt, chk_str)
def hexdigest(self):
return bascii_to_str(hexlify(self.digest()))
