24 lines
964 B
Python
24 lines
964 B
Python
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import nacl.encoding, nacl.public, nacl.signing
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from .. import getourkeypair
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pair = getourkeypair.get_keypair()
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our_pub_key = pair[0]
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our_priv_key = pair[1]
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def pub_key_decrypt(data, pubkey='', privkey='', encodedData=False):
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'''pubkey decrypt (Curve25519, taken from Ed25519 pubkey)'''
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decrypted = False
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if encodedData:
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encoding = nacl.encoding.Base64Encoder
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else:
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encoding = nacl.encoding.RawEncoder
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if privkey == '':
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privkey = our_priv_key
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ownKey = nacl.signing.SigningKey(seed=privkey, encoder=nacl.encoding.Base32Encoder()).to_curve25519_private_key()
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if stringvalidators.validate_pub_key(privkey):
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privkey = nacl.signing.SigningKey(seed=privkey, encoder=nacl.encoding.Base32Encoder()).to_curve25519_private_key()
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anonBox = nacl.public.SealedBox(privkey)
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else:
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anonBox = nacl.public.SealedBox(ownKey)
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decrypted = anonBox.decrypt(data, encoder=encoding)
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return decrypted
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