lilliput-ae-reference-implementation

commit 99c63c6699e6da600348a476ebbc52b783002d1b
parent 11a1e33e41858d87692a8b6d726d654e292455ec
Author: Kévin Le Gouguec <kevin.legouguec@airbus.com>
Date:   Thu, 14 Mar 2019 14:47:10 +0100

[implem-python] Renommage de variables

Pour que le lien soit plus facile à faire avec la spec.

Diffstat:
M
python/lilliput_tbc.py
 | 
12
++++++------

1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/python/lilliput_tbc.py b/python/lilliput_tbc.py
@@ -29,19 +29,19 @@ def RoundTweakeySchedule(tweakey) :
 
 
 def SubTweakeyExtract(tweakey, Ci):
-    subtweakey = [0 for byte in range(0, 8)]
+    RTKi = [0]*8
 
-    for byte in range(len(tweakey)):
-        subtweakey[byte % 8] ^= tweakey[byte]
+    for j, byte in enumerate(tweakey):
+        RTKi[j%8] ^= byte
 
-    subtweakey[0] ^= Ci
+    RTKi[0] ^= Ci
 
-    return subtweakey
+    return RTKi
 
 
 def TweakeyScheduleWhole(tweakey, r):
     # store main tweakey in TKs[0]
-    # and corresponding RTKs[0]
+    # and corresponding round tweakey in RTKs[0]
     TKs = [tweakey]
     RTKs = [SubTweakeyExtract(TKs[0], 0)]