From 1dac2263372df2b85db5d029a45721fa158a5c9d Mon Sep 17 00:00:00 2001
From: xiubuzhe <xiubuzhe@sina.com>
Date: Sun, 8 Oct 2023 20:59:00 +0800
Subject: first add files

---
 lib/Crypto/Cipher/_mode_gcm.pyi | 45 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 lib/Crypto/Cipher/_mode_gcm.pyi

(limited to 'lib/Crypto/Cipher/_mode_gcm.pyi')

diff --git a/lib/Crypto/Cipher/_mode_gcm.pyi b/lib/Crypto/Cipher/_mode_gcm.pyi
new file mode 100644
index 0000000..8912955
--- /dev/null
+++ b/lib/Crypto/Cipher/_mode_gcm.pyi
@@ -0,0 +1,45 @@
+from types import ModuleType
+from typing import Union, Tuple, Dict, overload, Optional
+
+__all__ = ['GcmMode']
+
+Buffer = Union[bytes, bytearray, memoryview]
+
+class GcmMode(object):
+    block_size: int
+    nonce: Buffer
+    
+    def __init__(self,
+                 factory: ModuleType,
+                 key: Buffer,
+                 nonce: Buffer,
+                 mac_len: int,
+                 cipher_params: Dict) -> None: ...
+    
+    def update(self, assoc_data: Buffer) -> GcmMode: ...
+
+    @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: ...
+
+    def digest(self) -> bytes: ...
+    def hexdigest(self) -> str: ...
+    def verify(self, received_mac_tag: Buffer) -> None: ...
+    def hexverify(self, hex_mac_tag: str) -> None: ...
+
+    @overload
+    def encrypt_and_digest(self,
+                           plaintext: Buffer) -> Tuple[bytes, bytes]: ...
+    @overload
+    def encrypt_and_digest(self,
+                           plaintext: Buffer,
+                           output: Buffer) -> Tuple[None, bytes]: ...
+    def decrypt_and_verify(self,
+                           ciphertext: Buffer,
+                           received_mac_tag: Buffer,
+                           output: Optional[Union[bytearray, memoryview]] = ...) -> bytes: ...
-- 
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