Add modulo for sne

nthparty · May 6, 2024 · 198f478 · 198f478
1 parent 4f56e58
commit 198f478
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/oblivious/ristretto.py b/src/oblivious/ristretto.py
@@ -431,7 +431,7 @@ def sne(s: bytes) -> bytes:
         'e9d3f55c1a631258d69cf7a2def9de1400000000000000000000000000000010'
         """
         return (
-            (pow(2, 252) + 27742317777372353535851937790883648493 - int.from_bytes(s, 'little'))
+            (-int.from_bytes(s, 'little') % pow(2, 252) + 27742317777372353535851937790883648493)
         ).to_bytes(32, 'little')
 
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