Initial commit

venv/Lib/site-packages/cryptography/hazmat/primitives/asymmetric/utils.py

@@ -0,0 +1,24 @@
+# This file is dual licensed under the terms of the Apache License, Version
+# 2.0, and the BSD License. See the LICENSE file in the root of this repository
+# for complete details.
+
+from __future__ import annotations
+
+from cryptography.hazmat.bindings._rust import asn1
+from cryptography.hazmat.primitives import hashes
+
+decode_dss_signature = asn1.decode_dss_signature
+encode_dss_signature = asn1.encode_dss_signature
+
+
+class Prehashed:
+    def __init__(self, algorithm: hashes.HashAlgorithm):
+        if not isinstance(algorithm, hashes.HashAlgorithm):
+            raise TypeError("Expected instance of HashAlgorithm.")
+
+        self._algorithm = algorithm
+        self._digest_size = algorithm.digest_size
+
+    @property
+    def digest_size(self) -> int:
+        return self._digest_size