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This commit is contained in:
dni
2022-07-26 10:10:07 +02:00
parent 1c543e3a84
commit 27ce17cd74
1 changed files with 3 additions and 3 deletions
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6
lnbits/wallets/macaroon/macaroon.py
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@ -73,10 +73,10 @@ class AESCipher(object):
final_key += key final_key += key
return final_key[:output] return final_key[:output]
def decrypt(self, encrypted: str) -> str: #type: ignore def decrypt(self, encrypted: str) -> str: # type: ignore
"""Decrypts a string using AES-256-CBC.""" """Decrypts a string using AES-256-CBC."""
passphrase = self.passphrase passphrase = self.passphrase
encrypted = base64.b64decode(encrypted) #type: ignore encrypted = base64.b64decode(encrypted) # type: ignore
assert encrypted[0:8] == b"Salted__" assert encrypted[0:8] == b"Salted__"
salt = encrypted[8:16] salt = encrypted[8:16]
key_iv = self.bytes_to_key(passphrase.encode(), salt, 32 + 16) key_iv = self.bytes_to_key(passphrase.encode(), salt, 32 + 16)
@ -84,7 +84,7 @@ class AESCipher(object):
iv = key_iv[32:] iv = key_iv[32:]
aes = AES.new(key, AES.MODE_CBC, iv) aes = AES.new(key, AES.MODE_CBC, iv)
try: try:
return self.unpad(aes.decrypt(encrypted[16:])).decode() #type: ignore return self.unpad(aes.decrypt(encrypted[16:])).decode() # type: ignore
except UnicodeDecodeError: except UnicodeDecodeError:
raise ValueError("Wrong passphrase") raise ValueError("Wrong passphrase")