Update

Signed-off-by: Vlad Gheorghiu <[email protected]>

CHANGES.md

@@ -8,6 +8,8 @@
   - `Signature.sign_with_ctx_str(self, message, context)`
   - `Signature.verify_with_ctx_str(self, message, signature, context,
 public_key)`
+- When operations fail (i.e., `OQS_SUCCESS != 0`) in functions returning
+  non-boolean objects, a `RuntimeError` is now raised, instead of returning 0
 
 # Version 0.10.0 - April 1, 2024
 

examples/sig.py

@@ -12,7 +12,7 @@
 message = "This is the message to sign".encode()
 
 # Create signer and verifier with sample signature mechanisms
-sigalg = "Dilithium2"
+sigalg = "ML-DSA-44"
 with oqs.Signature(sigalg) as signer:
     with oqs.Signature(sigalg) as verifier:
         print("\nSignature details:")
@@ -27,10 +27,14 @@
         # Store key pair, wait... (session resumption):
         # signer = oqs.Signature(sigalg, secret_key)
 
+        context = bytes([0, 1, 2])
+
         # Signer signs the message
-        signature = signer.sign(message)
+        signature = signer.sign_with_ctx_str(message, context)
 
         # Verifier verifies the signature
-        is_valid = verifier.verify(message, signature, signer_public_key)
+        is_valid = verifier.verify_with_ctx_str(
+            message, signature, context, signer_public_key
+        )
 
         print("\nValid signature?", is_valid)

tests/test_sig.py

@@ -36,7 +36,7 @@ def check_correctness(alg_name):
 def check_correctness_with_ctx_str(alg_name):
     with oqs.Signature(alg_name) as sig:
         message = bytes(random.getrandbits(8) for _ in range(100))
-        context = bytes("some context", "utf-8")
+        context = "some context".encode()
         public_key = sig.generate_keypair()
         signature = sig.sign_with_ctx_str(message, context)
         assert sig.verify_with_ctx_str(message, signature, context, public_key)