def testRandomMessageDecode(self):
group = ECGroup(prime192v2)
for i in range(runs):
msg_len = group.bitsize()
s = OpenSSLRand().getRandomBytes(msg_len)
g = group.encode(s)
t = group.decode(g)
assert s == t, "Failed to encode/decode %d properly" % i
def testRandomGroupDecode(self):
group = ECGroup(prime192v1)
for i in range(runs):
r = group.random(G)
m = group.decode(r, True)
n = group.encode(m, True)
assert r == n, "Failed to encode/decode properly including counter"
def testBadMessage3Decode(self):
group = ECGroup(prime192v2)
s = b'\x8a$\x1b@5xm\x00f\xa5\x98{OJ\xd9,\x17`\xb7\xcf\xd2\x1e\xb3\x99'
g = group.encode(s, True)
t = group.decode(g, True)
assert s == t, "Failed to encode/decode properly"
def testBadMessage2Decode(self):
group = ECGroup(prime192v2)
s = b'~3\xfcN\x00\x8eF\xfaq\xdc\x8d\x14\x8d\xde\xebC^1`\x99'
g = group.encode(s)
t = group.decode(g)
assert s == t, "Failed to encode/decode properly"
def testBadMessage1Decode(self):
group = ECGroup(prime192v1)
s = b'\x00\x9d\xaa2\xfa\xf2;\xd5\xe56,\xe8\x1c\x17[k4\xa4\x8b\xad'
g = group.encode(s)
t = group.decode(g)
assert s == t, "Failed to encode/decode properly"
decoded_h = decoded_h256
g = group.encode(decoded_g256)
h = group.encode(decoded_h256)
elif bits == 283:
group = group283
decoded_g = decoded_g283
decoded_h = decoded_h283
g = group.encode(decoded_g283)**group.init(ZR, int(4))
h = group.encode(decoded_h283)**group.init(ZR, int(4))
elif bits == 571:
group = group571
decoded_g = decoded_g571
decoded_h = decoded_h571
g = group.encode(decoded_g571)**group.init(ZR, int(4))
h = group.encode(decoded_h571)**group.init(ZR, int(4))
g_rand = group.random(G)
zero = group.init(ZR, int(0))
unity = g_rand**zero
g256 = group256.encode(decoded_g256)
h256 = group256.encode(decoded_h256)
g283 = group283.encode(decoded_g283)**group283.init(ZR, int(4))
h283 = group283.encode(decoded_h283)**group283.init(ZR, int(4))
g571 = group571.encode(decoded_g571)**group571.init(ZR, int(4))
h571 = group571.encode(decoded_h571)**group571.init(ZR, int(4))
