def check_dersig (self, sig0):
sig1, size = decode (sig0)
if size != len(sig0):
raise BadDER (sig0)
elif not (len(sig1) == 2 and type(sig1[0]) is long and type(sig1[1]) is long):
raise BadDER (sig0)
else:
[r, s] = sig1
if SEQUENCE (INTEGER (r), INTEGER (s)) != sig0:
raise BadDER (sig0)
elif self.low_s and not (1 <= s <= 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0):
raise BadDER (sig0)
elif not (1 <= r <= 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364140):
raise BadDER (sig0)
def check_dersig(self, sig0):
sig1, size = decode(sig0)
if size != len(sig0):
raise BadDER(sig0)
elif not (len(sig1) == 2 and type(sig1[0]) is long
and type(sig1[1]) is long):
raise BadDER(sig0)
else:
[r, s] = sig1
if SEQUENCE(INTEGER(r), INTEGER(s)) != sig0:
raise BadDER(sig0)
elif self.low_s and not (
1 <= s <=
0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0
):
raise BadDER(sig0)
elif not (
1 <= r <=
0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364140
):
raise BadDER(sig0)
def get_keys (der):
d = decode (der)
pri = bytes (d[0][1])
pub = unbin (d[0][3]._value)
return pri, pub
def get_keys (der):
d = decode (der)
pri = d[0][1]
pub = d[0][3][2][0][1][1]
return pri, pub
