first add files

1 files changed, 30 insertions, 0 deletions

diff --git a/lib/Crypto/Signature/pss.pyi b/lib/Crypto/Signature/pss.pyi
new file mode 100644
index 0000000..4d216ca
--- /dev/null
+++ b/lib/Crypto/Signature/pss.pyi
@@ -0,0 +1,30 @@
+from typing import Union, Callable, Optional
+from typing_extensions import Protocol
+
+from Crypto.PublicKey.RSA import RsaKey
+
+
+class Hash(Protocol):
+    def digest(self) -> bytes: ...
+    def update(self, bytes) -> None: ...
+
+
+class HashModule(Protocol):
+    @staticmethod
+    def new(data: Optional[bytes]) -> Hash: ...
+
+
+MaskFunction = Callable[[bytes, int, Union[Hash, HashModule]], bytes]
+RndFunction = Callable[[int], bytes]
+
+class PSS_SigScheme:
+    def __init__(self, key: RsaKey, mgfunc: RndFunction, saltLen: int, randfunc: RndFunction) -> None: ...
+    def can_sign(self) -> bool: ...
+    def sign(self, msg_hash: Hash) -> bytes: ...
+    def verify(self, msg_hash: Hash, signature: bytes) -> None: ...
+
+
+MGF1 : MaskFunction
+def _EMSA_PSS_ENCODE(mhash: Hash, emBits: int, randFunc: RndFunction, mgf:MaskFunction, sLen: int) -> str: ...
+def _EMSA_PSS_VERIFY(mhash: Hash, em: str, emBits: int, mgf: MaskFunction, sLen: int) -> None: ...
+def new(rsa_key: RsaKey, **kwargs: Union[MaskFunction, RndFunction, int]) -> PSS_SigScheme: ...