Refactor AlphabetKet to SubstitutionKey

src/client_darc.py

@@ -1,13 +1,13 @@
 from src.models import (
-    AlphabetKey, ClientKeys, MutualKeys, ClientPersistentDataKeys, ClientEphemeralDataKeys,
+    SubstitutionKey, ClientKeys, MutualKeys, ClientPersistentDataKeys, ClientEphemeralDataKeys,
     MutualPersistentDataKeys, MutualEphemeralDataKeys, ClientPersistentMediumKeys, ClientEphemeralMediumKeys,
     MutualPersistentMediumKeys, MutualEphemeralMediumKeys, DarcKey, OuterKey, Mask
 )
 
 
 def darc_phase2(
-        alphabet_phase1: AlphabetKey,
-        medium_phase1: AlphabetKey,
+        alphabet_phase1: SubstitutionKey,
+        medium_phase1: SubstitutionKey,
         client_keys: ClientKeys,
         mutual_keys: MutualKeys
 ):
@@ -29,7 +29,7 @@ def darc_phase2(
 
 
 def receive_alphabet(
-        alphabet_phase1: AlphabetKey,
+        alphabet_phase1: SubstitutionKey,
         client_persistent_data_keys: ClientPersistentDataKeys,
         client_ephemeral_data_keys: ClientEphemeralDataKeys,
         mutual_persistent_data_keys: MutualPersistentDataKeys,
@@ -57,7 +57,7 @@ def receive_alphabet(
 
 
 def receive_medium(
-        medium_phase1: AlphabetKey,
+        medium_phase1: SubstitutionKey,
         client_persistent_medium_keys: ClientPersistentMediumKeys,
         client_ephemeral_medium_keys: ClientEphemeralMediumKeys,
         mutual_persistent_medium_keys: MutualPersistentMediumKeys,
@@ -152,8 +152,8 @@ def transmit_medium(
 
 
 def darc_phase3(
-        alphabet_phase2: AlphabetKey,
-        medium_phase2: AlphabetKey,
+        alphabet_phase2: SubstitutionKey,
+        medium_phase2: SubstitutionKey,
         client_keys: ClientKeys,
         mutual_keys: MutualKeys
 ):
@@ -175,8 +175,8 @@ def darc_phase3(
 
 
 def merge_message(
-        alphabet_phase3: AlphabetKey,
-        medium_phase3: AlphabetKey,
+        alphabet_phase3: SubstitutionKey,
+        medium_phase3: SubstitutionKey,
         client_keys: ClientKeys,
         mutual_keys: MutualKeys,
         message: list[int]