本文整理汇总了Python中nacl.public.Box.decode方法的典型用法代码示例。如果您正苦于以下问题：Python Box.decode方法的具体用法？Python Box.decode怎么用？Python Box.decode使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类nacl.public.Box的用法示例。
在下文中一共展示了Box.decode方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_box_decode
# 需要导入模块: from nacl.public import Box [as 别名]
# 或者: from nacl.public.Box import decode [as 别名]
def test_box_decode():
pub = PublicKey(
b"ec2bee2d5be613ca82e377c96a0bf2220d823ce980cdff6279473edc52862798",
encoder=HexEncoder,
)
priv = PrivateKey(
b"5c2bee2d5be613ca82e377c96a0bf2220d823ce980cdff6279473edc52862798",
encoder=HexEncoder,
)
b1 = Box(priv, pub)
b2 = Box.decode(b1._shared_key)
assert b1._shared_key == b2._shared_key示例2: k
# 需要导入模块: from nacl.public import Box [as 别名]
# 或者: from nacl.public.Box import decode [as 别名]
def k(self, k):
self._k = Box.decode(k)示例3: handle_event
# 需要导入模块: from nacl.public import Box [as 别名]
# 或者: from nacl.public.Box import decode [as 别名]
def handle_event(self, event):
for key in event:
if key in {"type", "from"}:
continue
elif key == "messageid":
event[key] = int(event[key], 16)
elif type(event[key]) is bool:
continue
elif type(event[key]) in {str, unicode}:
event[key] = event[key].decode("hex")
if event["type"] == "socket":
self.tee = Tee(os.path.join(self.BASE_DIR, "session-{}.log".format(event["threadid"])))
self.log("session started")
elif event["type"] == "keypair":
self.sk = PrivateKey(event["sk"])
self.dump({"sk": self.sk}, function="PrivateKey")
elif event["type"] == "send" or event["type"] == "recv":
if event["messageid"] == 10100:
event.update({"message": event["buffer"]})
self.dump(event)
elif event["messageid"] == 20100:
event.update({"message": event["buffer"]})
self.dump(event)
else:
if self.serverkey:
if self.sk:
if event["messageid"] == 10101:
self.pk = PublicKey(event["buffer"][:32])
self.dump({"pk": bytes(self.pk)}, function="PublicKey")
event["buffer"] = event["buffer"][32:]
if self.pk:
if event["messageid"] == 10101 or self.snonce:
if event["messageid"] in {10101, 20104} or self.rnonce:
if event["messageid"] in {10101, 20104} or self.k:
if event["messageid"] in {10101, 20104}:
k = Box(self.sk, self.serverkey)
self.dump({"s": k}, function="Box")
b2 = blake2b(digest_size=24)
if event["messageid"] == 20104:
b2.update(bytes(self.snonce))
b2.update(bytes(self.pk))
b2.update(bytes(self.serverkey))
nonce = b2.digest()
if event["messageid"] == 10101:
self.dump(
{"pk": self.pk, "serverkey": self.serverkey, "nonce": nonce},
function="blake2b",
)
elif event["messageid"] == 20104:
self.dump(
{
"snonce": self.snonce,
"pk": self.pk,
"serverkey": self.serverkey,
"nonce": nonce,
},
function="blake2b",
)
else:
k = self.k
if event["type"] == "send":
self.snonce = self.increment_nonce(self.snonce)
nonce = self.snonce
elif event["type"] == "recv":
self.rnonce = self.increment_nonce(self.rnonce)
nonce = self.rnonce
ciphertext = event["buffer"]
event.update({"k": k, "nonce": nonce, "ciphertext": event["buffer"]})
try:
message = k.decrypt(ciphertext, nonce)
except:
self.dump(event, error=True)
self.log(
"Warning: failed to decrypt {}".format(event["messageid"]), error=True
)
if event["messageid"] in {10101, 20104}:
raise
else:
if event["messageid"] == 10101:
self.snonce = message[24:48]
self.dump({"snonce": self.snonce}, function="slice")
message = message[48:]
elif event["messageid"] == 20104:
self.rnonce = message[:24]
self.k = Box.decode(message[24:56])
self.dump({"rnonce": self.rnonce, "k": self.k}, function="slice")
message = message[56:]
event.update({"message": message})
self.dump(event)
else:
raise Exception("Missing shared key ({}).".format(event["messageid"]))
else:
raise Exception("Missing server nonce ({}).".format(event["messageid"]))
else:
raise Exception("Missing client nonce ({}).".format(event["messageid"]))
else:
raise Exception("Missing public key ({}).".format(event["messageid"]))
else:
raise Exception("Missing secret key ({}).".format(event["messageid"]))
else:
#.........这里部分代码省略.........
示例4: decryptPacket
# 需要导入模块: from nacl.public import Box [as 别名]
# 或者: from nacl.public.Box import decode [as 别名]
def decryptPacket(self, packet):
# Get message id and payload
data = Data(packet)
data.unpack()
msgid = data._msgid
length = data._length
payload = data._payload
# Handle message ids
if msgid == 20100:
# Packet 20100 contains a 24-byte string
# and is not encrypted
# Extract session key (bk) and return values
self._bk = payload[-24:]
return msgid, length, payload
elif msgid == 20103 or msgid == 20104:
# Login Failed / OK packet
# Generate nonce
self._nonce = Nonce(self._hk, self._pk, bytes(self._snonce._nonce))
# Generate shared key / cryptobox
self._s = CryptoBox(self._sk, self._hk)
# Decrypt payload
ciphertext = payload
plaintext = self._s.decrypt(ciphertext, bytes(self._nonce._nonce))
# Extract rnonce and k
self._rnonce = Nonce(nonce=plaintext[:24])
self._k = Box.decode(plaintext[24:56])
# Return message id and plaintext
return msgid, length, plaintext[56:]
else:
# Increment rnonce by 2
self._rnonce.increment()
# Decrypt plaintext
print msgid
ciphertext = payload
plaintext = self._k.decrypt(ciphertext, bytes(self._snonce._nonce))
# Return plaintext
return msgid, length, plaintext