1  # Reticulum License
 2  #
 3  # Copyright (c) 2016-2025 Mark Qvist
 4  #
 5  # Permission is hereby granted, free of charge, to any person obtaining a copy
 6  # of this software and associated documentation files (the "Software"), to deal
 7  # in the Software without restriction, including without limitation the rights
 8  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 9  # copies of the Software, and to permit persons to whom the Software is
10  # furnished to do so, subject to the following conditions:
11  #
12  # - The Software shall not be used in any kind of system which includes amongst
13  #   its functions the ability to purposefully do harm to human beings.
14  #
15  # - The Software shall not be used, directly or indirectly, in the creation of
16  #   an artificial intelligence, machine learning or language model training
17  #   dataset, including but not limited to any use that contributes to the
18  #   training or development of such a model or algorithm.
19  #
20  # - The above copyright notice and this permission notice shall be included in
21  #   all copies or substantial portions of the Software.
22  #
23  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
26  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
28  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29  # SOFTWARE.
30  
31  import os
32  import glob
33  
34  from .Hashes import sha256
35  from .Hashes import sha512
36  from .HKDF import hkdf
37  from .PKCS7 import PKCS7
38  from .Token import Token
39  from .Provider import backend
40  
41  import RNS.Cryptography.Provider as cp
42  
43  if cp.PROVIDER == cp.PROVIDER_INTERNAL:
44      from RNS.Cryptography.X25519 import X25519PrivateKey, X25519PublicKey
45      from RNS.Cryptography.Ed25519 import Ed25519PrivateKey, Ed25519PublicKey
46  
47  elif cp.PROVIDER == cp.PROVIDER_PYCA:
48      from RNS.Cryptography.Proxies import X25519PrivateKeyProxy as X25519PrivateKey
49      from RNS.Cryptography.Proxies import X25519PublicKeyProxy as X25519PublicKey
50      from RNS.Cryptography.Proxies import Ed25519PrivateKeyProxy as Ed25519PrivateKey
51      from RNS.Cryptography.Proxies import Ed25519PublicKeyProxy as Ed25519PublicKey
52  
53  py_modules  = glob.glob(os.path.dirname(__file__)+"/*.py")
54  pyc_modules = glob.glob(os.path.dirname(__file__)+"/*.pyc")
55  modules     = py_modules+pyc_modules
56  __all__ = list(set([os.path.basename(f).replace(".pyc", "").replace(".py", "") for f in modules if not (f.endswith("__init__.py") or f.endswith("__init__.pyc"))]))