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Reticulum/RNS/Cryptography/Ed25519.py

42 lines
988 B
Python

import os
from .pure25519 import ed25519_oop as ed25519
class Ed25519PrivateKey:
def __init__(self, seed):
self.seed = seed
self.sk = ed25519.SigningKey(self.seed)
#self.vk = self.sk.get_verifying_key()
@classmethod
def generate(cls):
return cls.from_private_bytes(os.urandom(32))
@classmethod
def from_private_bytes(cls, data):
return cls(seed=data)
def private_bytes(self):
return self.seed
def public_key(self):
return Ed25519PublicKey.from_public_bytes(self.sk.vk_s)
def sign(self, message):
return self.sk.sign(message)
class Ed25519PublicKey:
def __init__(self, seed):
self.seed = seed
self.vk = ed25519.VerifyingKey(self.seed)
@classmethod
def from_public_bytes(cls, data):
return cls(data)
def public_bytes(self):
return self.vk.to_bytes()
def verify(self, signature, message):
self.vk.verify(signature, message)