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simplify encipher_nkode

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Donovan
2025-03-14 11:23:31 -05:00
parent 303f4a7457
commit daebb61e56
1 changed files with 8 additions and 9 deletions
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17
src/user_cipher.py
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@@ -73,10 +73,7 @@ class UserCipher:
passcode_prop_idx: list[int], passcode_prop_idx: list[int],
customer_cipher: CustomerCipher customer_cipher: CustomerCipher
) -> EncipheredNKode: ) -> EncipheredNKode:
passcode_prop_idx_array = np.array(passcode_prop_idx, dtype=np.uint16) mask = self.encipher_mask(passcode_prop_idx, customer_cipher)
passcode_props = np.array([customer_cipher.prop_key[idx] for idx in passcode_prop_idx_array], dtype=np.uint16)
passcode_sets = np.array([customer_cipher.get_prop_set_val(prop) for prop in passcode_props], dtype=np.uint16)
mask = self.encipher_mask(passcode_sets.tolist(), customer_cipher)
code = self.encipher_salt_hash_code(passcode_prop_idx, customer_cipher) code = self.encipher_salt_hash_code(passcode_prop_idx, customer_cipher)
return EncipheredNKode( return EncipheredNKode(
code=code, code=code,
@@ -101,18 +98,20 @@ class UserCipher:
def encipher_mask( def encipher_mask(
self, self,
passcode_sets: np.ndarray, passcode_prop_idx: list[int],
customer_properites: CustomerCipher customer_cipher: CustomerCipher
) -> str: ) -> str:
padded_passcode_sets = self.pad_user_mask(passcode_sets, customer_properites.set_key) customer_props = customer_cipher.prop_key[passcode_prop_idx]
customer_sets = [customer_cipher.get_prop_set_val(prop) for prop in customer_props]
padded_customer_sets = self.pad_user_mask(np.array(customer_sets), customer_cipher.set_key)
# Get indices of set values # Get indices of set values
set_idx = np.array([customer_properites.get_set_index(set_val) for set_val in padded_passcode_sets], set_idx = np.array([customer_cipher.get_set_index(set_val) for set_val in padded_customer_sets],
dtype=np.uint16) dtype=np.uint16)
mask_set_keys = np.array([self.set_key[idx] for idx in set_idx], dtype=np.uint16) mask_set_keys = np.array([self.set_key[idx] for idx in set_idx], dtype=np.uint16)
# XOR operations # XOR operations
ciphered_mask = np.bitwise_xor(mask_set_keys, padded_passcode_sets) ciphered_mask = np.bitwise_xor(mask_set_keys, padded_customer_sets)
ciphered_mask = np.bitwise_xor(ciphered_mask, self.mask_key) ciphered_mask = np.bitwise_xor(ciphered_mask, self.mask_key)
mask = self.encode_base64_str(ciphered_mask) mask = self.encode_base64_str(ciphered_mask)