Add stubs for TgCrypto (#12469)

Author: ViZiD

stubs/TgCrypto/@tests/stubtest_allowlist.txt

@@ -0,0 +1,7 @@
+# stubtest doesn't recognize these function as taking only positional-only arguments.
+tgcrypto.cbc256_decrypt
+tgcrypto.cbc256_encrypt
+tgcrypto.ctr256_decrypt
+tgcrypto.ctr256_encrypt
+tgcrypto.ige256_decrypt
+tgcrypto.ige256_encrypt

stubs/TgCrypto/METADATA.toml

@@ -0,0 +1,2 @@
+version = "1.2.*"
+upstream_repository = "https://github.com/pyrogram/tgcrypto"

stubs/TgCrypto/tgcrypto/__init__.pyi

@@ -0,0 +1,8 @@
+from typing_extensions import Buffer
+
+def ige256_encrypt(data: Buffer, key: Buffer, iv: Buffer, /) -> bytes: ...
+def ige256_decrypt(data: Buffer, key: Buffer, iv: Buffer, /) -> bytes: ...
+def ctr256_encrypt(data: Buffer, key: Buffer, iv: Buffer, state: Buffer, /) -> bytes: ...
+def ctr256_decrypt(data: Buffer, key: Buffer, iv: Buffer, state: Buffer, /) -> bytes: ...
+def cbc256_encrypt(data: Buffer, key: Buffer, iv: Buffer, /) -> bytes: ...
+def cbc256_decrypt(data: Buffer, key: Buffer, iv: Buffer, /) -> bytes: ...