Replace 'ed25519' by 'pynacl'

libagent/gpg/decode.py

@@ -7,7 +7,7 @@ import logging
 import struct
 
 import ecdsa
-import ed25519
+import nacl.signing
 
 from . import protocol
 from .. import util
@@ -67,7 +67,8 @@ def _parse_ed25519_pubkey(mpi):
     prefix, value = util.split_bits(mpi, 8, 256)
     if prefix != 0x40:
         raise ValueError('Invalid MPI prefix: {}'.format(prefix))
-    return ed25519.VerifyingKey(util.num2bytes(value, size=32))
+    vk = nacl.signing.VerifyKey(util.num2bytes(value, size=32), encoder=nacl.encoding.RawEncoder)
+    return vk
 
 
 SUPPORTED_CURVES = {

libagent/gpg/protocol.py

@@ -4,6 +4,7 @@ import base64
 import hashlib
 import logging
 import struct
+import nacl.signing
 
 from .. import formats, util
 
@@ -92,7 +93,7 @@ def _serialize_nist256(vk):
 
 def _serialize_ed25519(vk):
     return mpi((0x40 << 256) |
-               util.bytes2num(vk.to_bytes()))
+               util.bytes2num(vk.encode(encoder=nacl.encoding.RawEncoder)))
 
 
 def _compute_keygrip(params):
@@ -131,7 +132,7 @@ def keygrip_ed25519(vk):
         ['b', util.num2bytes(0x2DFC9311D490018C7338BF8688861767FF8FF5B2BEBE27548A14B235ECA6874A, size=32)],  # nopep8
         ['g', util.num2bytes(0x04216936D3CD6E53FEC0A4E231FDD6DC5C692CC7609525A7B2C9562D608F25D51A6666666666666666666666666666666666666666666666666666666666666658, size=65)],  # nopep8
         ['n', util.num2bytes(0x1000000000000000000000000000000014DEF9DEA2F79CD65812631A5CF5D3ED, size=32)],  # nopep8
-        ['q', vk.to_bytes()],
+        ['q', vk.encode(encoder=nacl.encoding.RawEncoder)],
     ])
 
 
@@ -144,7 +145,7 @@ def keygrip_curve25519(vk):
         ['b', b'\x01'],
         ['g', util.num2bytes(0x04000000000000000000000000000000000000000000000000000000000000000920ae19a1b8a086b4e01edd2c7748d14c923d4d7e6d7c61b229e9c5a27eced3d9, size=65)],  # nopep8
         ['n', util.num2bytes(0x1000000000000000000000000000000014DEF9DEA2F79CD65812631A5CF5D3ED, size=32)],  # nopep8
-        ['q', vk.to_bytes()],
+        ['q', vk.encode(encoder=nacl.encoding.RawEncoder)],
     ])
 
 

libagent/gpg/tests/test_protocol.py

@@ -1,5 +1,5 @@
 import ecdsa
-import ed25519
+import nacl.signing
 import pytest
 
 from .. import protocol
@@ -83,8 +83,8 @@ def test_nist256p1_ecdh():
 
 
 def test_ed25519():
-    sk = ed25519.SigningKey(b'\x00' * 32)
-    vk = sk.get_verifying_key()
+    sk = nacl.signing.SigningKey(b'\x00'*32, encoder=nacl.encoding.RawEncoder)
+    vk = sk.verify_key
     pk = protocol.PublicKey(curve_name=formats.CURVE_ED25519,
                             created=42, verifying_key=vk)
     assert repr(pk) == 'GPG public key ed25519/36B40FE6'
@@ -92,8 +92,8 @@ def test_ed25519():
 
 
 def test_curve25519():
-    sk = ed25519.SigningKey(b'\x00' * 32)
-    vk = sk.get_verifying_key()
+    sk = nacl.signing.SigningKey(b'\x00'*32, encoder=nacl.encoding.RawEncoder)
+    vk = sk.verify_key
     pk = protocol.PublicKey(curve_name=formats.ECDH_CURVE25519,
                             created=42, verifying_key=vk)
     assert repr(pk) == 'GPG public key curve25519/69460384'