def check(buffer: bytes, **kwargs):
try:
priv, _ = parse_openssh_key(buffer, SSH_PUBLIC_HEADER,
RSAPublicKey, RSAPrivateKey,
kwargs.get('passphrase'))
return priv is not None and SSH_PUBLIC_HEADER in buffer
except ValueError as _:
return False
def decode(buffer: bytes, **kwargs):
from samson.public_key.eddsa import EdDSA
from samson.math.algebra.curves.named import EdwardsCurve25519
_, pub = parse_openssh_key(buffer, SSH_PUBLIC_HEADER, EdDSAPublicKey,
EdDSAPrivateKey, None)
a, h = pub.a, 0
eddsa = EdDSA(curve=EdwardsCurve25519, h=h, a=a, d=0, clamp=False)
return eddsa
def decode(buffer: bytes, **kwargs):
from samson.public_key.eddsa import EdDSA
from samson.math.algebra.curves.named import EdwardsCurve25519
priv, _ = parse_openssh_key(buffer, SSH_PUBLIC_HEADER, EdDSAPublicKey,
EdDSAPrivateKey, kwargs.get('passphrase'))
a, h = priv.a, priv.h
eddsa = EdDSA(curve=EdwardsCurve25519, h=h, a=a, d=0, clamp=False)
return eddsa
def decode(buffer: bytes, **kwargs):
from samson.public_key.rsa import RSA
_, pub = parse_openssh_key(buffer, SSH_PUBLIC_HEADER, RSAPublicKey, RSAPrivateKey, None)
n, e, p, q = pub.n, pub.e, 2, 3
rsa = RSA(8, p=p, q=q, e=e)
rsa.n = n
return rsa
def decode(buffer: bytes, **kwargs):
from samson.public_key.rsa import RSA
priv, _ = parse_openssh_key(buffer, SSH_PUBLIC_HEADER, RSAPublicKey,
RSAPrivateKey, kwargs.get('passphrase'))
n, e, p, q = priv.n, priv.e, priv.p, priv.q
rsa = RSA(8, p=p, q=q, e=e)
rsa.n = n
return rsa
def decode(buffer: bytes, **kwargs):
from samson.public_key.dsa import DSA
_, pub = parse_openssh_key(buffer, SSH_PUBLIC_HEADER, DSAPublicKey,
DSAPrivateKey, None)
p, q, g, y, x = pub.p, pub.q, pub.g, pub.y, 0
dsa = DSA(None, p=p, q=q, g=g, x=x)
dsa.y = y
return dsa
def decode(buffer: bytes, **kwargs):
from samson.public_key.dsa import DSA
priv, _ = parse_openssh_key(buffer, SSH_PUBLIC_HEADER, DSAPublicKey,
DSAPrivateKey, kwargs.get('passphrase'))
p, q, g, y, x = priv.p, priv.q, priv.g, priv.y, priv.x
dsa = DSA(None, p=p, q=q, g=g, x=x)
dsa.y = y
return dsa
def decode(buffer: bytes, **kwargs):
from samson.public_key.ecdsa import ECDSA
_, pub = parse_openssh_key(buffer, SSH_PUBLIC_HEADER, ECDSAPublicKey,
ECDSAPrivateKey, None)
curve, x_y_bytes, d = pub.curve, pub.x_y_bytes, 1
curve = SSH_INVERSE_CURVE_LOOKUP[curve.decode()]
ecdsa = ECDSA(G=curve.G, hash_obj=None, d=d)
ecdsa.Q = curve(*ECDSA.decode_point(x_y_bytes))
return ecdsa