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authorSebastian Deiss <s.deiss@science-computing.de>2014-03-26 11:39:26 +0100
committerSebastian Deiss <s.deiss@science-computing.de>2014-03-26 11:39:26 +0100
commita23d9bc654b5278f1ab43df825ed559e4f9a2332 (patch)
tree593ae35cd2b7f550f5b9ff3d4babac57f072e741 /paramiko/kex_group1.py
parent5407b1a27468d5abedde93b51aad5bd97bd046c4 (diff)
parentbd8f96d33a3e1ee6162540a6f230ef93e435528a (diff)
downloadparamiko-a23d9bc654b5278f1ab43df825ed559e4f9a2332.tar.gz
Merge branch 'master' into gssapi-py3-support
Conflicts: .gitignore README demos/demo_simple.py dev-requirements.txt paramiko/__init__.py paramiko/_winapi.py paramiko/agent.py paramiko/auth_handler.py paramiko/ber.py paramiko/buffered_pipe.py paramiko/channel.py paramiko/client.py paramiko/common.py paramiko/dsskey.py paramiko/ecdsakey.py paramiko/file.py paramiko/hostkeys.py paramiko/kex_gex.py paramiko/kex_group1.py paramiko/message.py paramiko/packet.py paramiko/pkey.py paramiko/primes.py paramiko/proxy.py paramiko/py3compat.py paramiko/server.py paramiko/sftp_client.py paramiko/transport.py paramiko/util.py paramiko/win_pageant.py setup.py sites/shared_conf.py sites/www/changelog.rst sites/www/conf.py sites/www/index.rst sites/www/installing.rst test.py tests/loop.py tests/stub_sftp.py tests/test_auth.py tests/test_client.py tests/test_file.py tests/test_hostkeys.py tests/test_kex.py tests/test_message.py tests/test_packetizer.py tests/test_pkey.py tests/test_sftp.py tests/test_sftp_big.py tests/test_transport.py tests/test_util.py
Diffstat (limited to 'paramiko/kex_group1.py')
-rw-r--r--paramiko/kex_group1.py15
1 files changed, 7 insertions, 8 deletions
diff --git a/paramiko/kex_group1.py b/paramiko/kex_group1.py
index 25eb2566..f588332e 100644
--- a/paramiko/kex_group1.py
+++ b/paramiko/kex_group1.py
@@ -23,15 +23,19 @@ Standard SSH key exchange ("kex" if you wanna sound cool). Diffie-Hellman of
from Crypto.Hash import SHA
-from paramiko.common import *
from paramiko import util
+from paramiko.common import max_byte, zero_byte
from paramiko.message import Message
+from paramiko.py3compat import byte_chr, long, byte_mask
from paramiko.ssh_exception import SSHException
_MSG_KEXDH_INIT, _MSG_KEXDH_REPLY = range(30, 32)
c_MSG_KEXDH_INIT, c_MSG_KEXDH_REPLY = [byte_chr(c) for c in range(30, 32)]
+b7fffffffffffffff = byte_chr(0x7f) + max_byte * 7
+b0000000000000000 = zero_byte * 8
+
class KexGroup1(object):
@@ -39,9 +43,6 @@ class KexGroup1(object):
P = 0xFFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E088A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381FFFFFFFFFFFFFFFF
G = 2
- b7fffffffffffffff = byte_chr(0x7f) + max_byte * 7
- b0000000000000000 = zero_byte * 8
-
name = 'diffie-hellman-group1-sha1'
def __init__(self, transport):
@@ -72,10 +73,8 @@ class KexGroup1(object):
return self._parse_kexdh_reply(m)
raise SSHException('KexGroup1 asked to handle packet type %d' % ptype)
-
### internals...
-
def _generate_x(self):
# generate an "x" (1 < x < q), where q is (p-1)/2.
# p is a 128-byte (1024-bit) number, where the first 64 bits are 1.
@@ -85,8 +84,8 @@ class KexGroup1(object):
while 1:
x_bytes = self.transport.rng.read(128)
x_bytes = byte_mask(x_bytes[0], 0x7f) + x_bytes[1:]
- if (x_bytes[:8] != self.b7fffffffffffffff) and \
- (x_bytes[:8] != self.b0000000000000000):
+ if (x_bytes[:8] != b7fffffffffffffff and
+ x_bytes[:8] != b0000000000000000):
break
self.x = util.inflate_long(x_bytes)