Xtao-Labs/MTPyroger
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Remove salt assertion

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This commit is contained in:
Dan 2018-06-16 22:05:54 +02:00
parent d1d789bf20
commit 39b66b51d6
2 changed files with 2 additions and 4 deletions
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5
pyrogram/crypto/mtproto.py
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@ -40,14 +40,13 @@ class MTProto:
return auth_key_id + msg_key + AES.ige256_encrypt(data + padding, aes_key, aes_iv)
@staticmethod
def unpack(b: BytesIO, salt: int, session_id: bytes, auth_key: bytes, auth_key_id: bytes) -> Message:
def unpack(b: BytesIO, session_id: bytes, auth_key: bytes, auth_key_id: bytes) -> Message:
assert b.read(8) == auth_key_id, b.getvalue()
msg_key = b.read(16)
aes_key, aes_iv = KDF(auth_key, msg_key, False)
data = BytesIO(AES.ige256_decrypt(b.read(), aes_key, aes_iv))
assert data.read(8) == Long(salt) or Long(salt) == Long(MTProto.INITIAL_SALT)
data.read(8)
# https://core.telegram.org/mtproto/security_guidelines#checking-session-id
assert data.read(8) == session_id

1
pyrogram/session/session.py
View File

@ -219,7 +219,6 @@ class Session:
try:
data = MTProto.unpack(
BytesIO(packet),
self.current_salt.salt,
self.session_id,
self.auth_key,
self.auth_key_id