1 files changed, 27 insertions, 0 deletions
diff --git a/lib/Crypto/Cipher/_mode_ctr.pyi b/lib/Crypto/Cipher/_mode_ctr.pyi
new file mode 100644
index 0000000..ce70855
--- /dev/null
+++ b/lib/Crypto/Cipher/_mode_ctr.pyi
@@ -0,0 +1,27 @@
+from typing import Union, overload
+
+from Crypto.Util._raw_api import SmartPointer
+
+Buffer = Union[bytes, bytearray, memoryview]
+
+__all__ = ['CtrMode']
+
+class CtrMode(object):
+    block_size: int
+    nonce: bytes
+
+    def __init__(self,
+                 block_cipher: SmartPointer,
+                 initial_counter_block: Buffer,
+                 prefix_len: int,
+                 counter_len: int,
+                 little_endian: bool) -> None: ...
+    @overload
+    def encrypt(self, plaintext: Buffer) -> bytes: ...
+    @overload
+    def encrypt(self, plaintext: Buffer, output: Union[bytearray, memoryview]) -> None: ...
+    @overload
+    def decrypt(self, plaintext: Buffer) -> bytes: ...
+    @overload
+    def decrypt(self, plaintext: Buffer, output: Union[bytearray, memoryview]) -> None: ...
+