233 lines
9.7 KiB
Python
233 lines
9.7 KiB
Python
# -*- coding:utf-8 -*-
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## src/common/dh.py
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##
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## Copyright (C) 2007-2014 Yann Leboulanger <asterix AT lagaule.org>
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## Copyright (C) 2008 Brendan Taylor <whateley AT gmail.com>
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##
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## This file is part of Gajim.
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##
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## Gajim is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published
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## by the Free Software Foundation; version 3 only.
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##
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## Gajim is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with Gajim. If not, see <http://www.gnu.org/licenses/>.
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##
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"""
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This module defines a number of constants; specifically, large primes suitable
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for use with the Diffie-Hellman key exchange
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These constants have been obtained from RFC2409 and RFC3526.
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"""
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import string
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generators = [
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None, # one to get the right offset
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2,
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2,
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None,
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None,
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2,
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None,
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None,
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None,
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None,
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None,
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None,
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None,
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None,
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2, # group 14
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2,
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2,
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2,
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2
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]
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_HEX_PRIMES = [
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None,
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# group 1
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'''FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1
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29024E08 8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD
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EF9519B3 CD3A431B 302B0A6D F25F1437 4FE1356D 6D51C245
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E485B576 625E7EC6 F44C42E9 A63A3620 FFFFFFFF FFFFFFFF''',
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# group 2
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'''FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1
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29024E08 8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD
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EF9519B3 CD3A431B 302B0A6D F25F1437 4FE1356D 6D51C245
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E485B576 625E7EC6 F44C42E9 A637ED6B 0BFF5CB6 F406B7ED
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EE386BFB 5A899FA5 AE9F2411 7C4B1FE6 49286651 ECE65381
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FFFFFFFF FFFFFFFF''',
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# XXX how do I obtain these?
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None,
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None,
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# group 5
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'''FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1
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29024E08 8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD
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EF9519B3 CD3A431B 302B0A6D F25F1437 4FE1356D 6D51C245
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E485B576 625E7EC6 F44C42E9 A637ED6B 0BFF5CB6 F406B7ED
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EE386BFB 5A899FA5 AE9F2411 7C4B1FE6 49286651 ECE45B3D
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C2007CB8 A163BF05 98DA4836 1C55D39A 69163FA8 FD24CF5F
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83655D23 DCA3AD96 1C62F356 208552BB 9ED52907 7096966D
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670C354E 4ABC9804 F1746C08 CA237327 FFFFFFFF FFFFFFFF''',
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None,
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None,
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None,
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None,
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None,
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None,
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None,
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None,
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# group 14
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'''FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1
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29024E08 8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD
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EF9519B3 CD3A431B 302B0A6D F25F1437 4FE1356D 6D51C245
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E485B576 625E7EC6 F44C42E9 A637ED6B 0BFF5CB6 F406B7ED
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EE386BFB 5A899FA5 AE9F2411 7C4B1FE6 49286651 ECE45B3D
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C2007CB8 A163BF05 98DA4836 1C55D39A 69163FA8 FD24CF5F
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83655D23 DCA3AD96 1C62F356 208552BB 9ED52907 7096966D
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670C354E 4ABC9804 F1746C08 CA18217C 32905E46 2E36CE3B
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E39E772C 180E8603 9B2783A2 EC07A28F B5C55DF0 6F4C52C9
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DE2BCBF6 95581718 3995497C EA956AE5 15D22618 98FA0510
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15728E5A 8AACAA68 FFFFFFFF FFFFFFFF''',
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# group 15
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'''FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1
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29024E08 8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD
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EF9519B3 CD3A431B 302B0A6D F25F1437 4FE1356D 6D51C245
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E485B576 625E7EC6 F44C42E9 A637ED6B 0BFF5CB6 F406B7ED
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EE386BFB 5A899FA5 AE9F2411 7C4B1FE6 49286651 ECE45B3D
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C2007CB8 A163BF05 98DA4836 1C55D39A 69163FA8 FD24CF5F
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83655D23 DCA3AD96 1C62F356 208552BB 9ED52907 7096966D
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670C354E 4ABC9804 F1746C08 CA18217C 32905E46 2E36CE3B
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E39E772C 180E8603 9B2783A2 EC07A28F B5C55DF0 6F4C52C9
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DE2BCBF6 95581718 3995497C EA956AE5 15D22618 98FA0510
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15728E5A 8AAAC42D AD33170D 04507A33 A85521AB DF1CBA64
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ECFB8504 58DBEF0A 8AEA7157 5D060C7D B3970F85 A6E1E4C7
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ABF5AE8C DB0933D7 1E8C94E0 4A25619D CEE3D226 1AD2EE6B
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F12FFA06 D98A0864 D8760273 3EC86A64 521F2B18 177B200C
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BBE11757 7A615D6C 770988C0 BAD946E2 08E24FA0 74E5AB31
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43DB5BFC E0FD108E 4B82D120 A93AD2CA FFFFFFFF FFFFFFFF''',
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# group 16
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'''FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1
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29024E08 8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD
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EF9519B3 CD3A431B 302B0A6D F25F1437 4FE1356D 6D51C245
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E485B576 625E7EC6 F44C42E9 A637ED6B 0BFF5CB6 F406B7ED
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EE386BFB 5A899FA5 AE9F2411 7C4B1FE6 49286651 ECE45B3D
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C2007CB8 A163BF05 98DA4836 1C55D39A 69163FA8 FD24CF5F
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83655D23 DCA3AD96 1C62F356 208552BB 9ED52907 7096966D
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670C354E 4ABC9804 F1746C08 CA18217C 32905E46 2E36CE3B
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E39E772C 180E8603 9B2783A2 EC07A28F B5C55DF0 6F4C52C9
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DE2BCBF6 95581718 3995497C EA956AE5 15D22618 98FA0510
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15728E5A 8AAAC42D AD33170D 04507A33 A85521AB DF1CBA64
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ECFB8504 58DBEF0A 8AEA7157 5D060C7D B3970F85 A6E1E4C7
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ABF5AE8C DB0933D7 1E8C94E0 4A25619D CEE3D226 1AD2EE6B
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F12FFA06 D98A0864 D8760273 3EC86A64 521F2B18 177B200C
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BBE11757 7A615D6C 770988C0 BAD946E2 08E24FA0 74E5AB31
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43DB5BFC E0FD108E 4B82D120 A9210801 1A723C12 A787E6D7
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88719A10 BDBA5B26 99C32718 6AF4E23C 1A946834 B6150BDA
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2583E9CA 2AD44CE8 DBBBC2DB 04DE8EF9 2E8EFC14 1FBECAA6
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287C5947 4E6BC05D 99B2964F A090C3A2 233BA186 515BE7ED
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1F612970 CEE2D7AF B81BDD76 2170481C D0069127 D5B05AA9
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93B4EA98 8D8FDDC1 86FFB7DC 90A6C08F 4DF435C9 34063199
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FFFFFFFF FFFFFFFF''',
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# group 17
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'''FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1 29024E08
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8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD EF9519B3 CD3A431B
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302B0A6D F25F1437 4FE1356D 6D51C245 E485B576 625E7EC6 F44C42E9
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A637ED6B 0BFF5CB6 F406B7ED EE386BFB 5A899FA5 AE9F2411 7C4B1FE6
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49286651 ECE45B3D C2007CB8 A163BF05 98DA4836 1C55D39A 69163FA8
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FD24CF5F 83655D23 DCA3AD96 1C62F356 208552BB 9ED52907 7096966D
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670C354E 4ABC9804 F1746C08 CA18217C 32905E46 2E36CE3B E39E772C
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180E8603 9B2783A2 EC07A28F B5C55DF0 6F4C52C9 DE2BCBF6 95581718
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3995497C EA956AE5 15D22618 98FA0510 15728E5A 8AAAC42D AD33170D
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04507A33 A85521AB DF1CBA64 ECFB8504 58DBEF0A 8AEA7157 5D060C7D
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B3970F85 A6E1E4C7 ABF5AE8C DB0933D7 1E8C94E0 4A25619D CEE3D226
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1AD2EE6B F12FFA06 D98A0864 D8760273 3EC86A64 521F2B18 177B200C
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BBE11757 7A615D6C 770988C0 BAD946E2 08E24FA0 74E5AB31 43DB5BFC
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E0FD108E 4B82D120 A9210801 1A723C12 A787E6D7 88719A10 BDBA5B26
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99C32718 6AF4E23C 1A946834 B6150BDA 2583E9CA 2AD44CE8 DBBBC2DB
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04DE8EF9 2E8EFC14 1FBECAA6 287C5947 4E6BC05D 99B2964F A090C3A2
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233BA186 515BE7ED 1F612970 CEE2D7AF B81BDD76 2170481C D0069127
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D5B05AA9 93B4EA98 8D8FDDC1 86FFB7DC 90A6C08F 4DF435C9 34028492
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36C3FAB4 D27C7026 C1D4DCB2 602646DE C9751E76 3DBA37BD F8FF9406
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AD9E530E E5DB382F 413001AE B06A53ED 9027D831 179727B0 865A8918
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DA3EDBEB CF9B14ED 44CE6CBA CED4BB1B DB7F1447 E6CC254B 33205151
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2BD7AF42 6FB8F401 378CD2BF 5983CA01 C64B92EC F032EA15 D1721D03
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F482D7CE 6E74FEF6 D55E702F 46980C82 B5A84031 900B1C9E 59E7C97F
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BEC7E8F3 23A97A7E 36CC88BE 0F1D45B7 FF585AC5 4BD407B2 2B4154AA
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CC8F6D7E BF48E1D8 14CC5ED2 0F8037E0 A79715EE F29BE328 06A1D58B
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B7C5DA76 F550AA3D 8A1FBFF0 EB19CCB1 A313D55C DA56C9EC 2EF29632
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387FE8D7 6E3C0468 043E8F66 3F4860EE 12BF2D5B 0B7474D6 E694F91E
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6DCC4024 FFFFFFFF FFFFFFFF''',
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# group 18
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'''FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1
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29024E08 8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD
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EF9519B3 CD3A431B 302B0A6D F25F1437 4FE1356D 6D51C245
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E485B576 625E7EC6 F44C42E9 A637ED6B 0BFF5CB6 F406B7ED
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EE386BFB 5A899FA5 AE9F2411 7C4B1FE6 49286651 ECE45B3D
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C2007CB8 A163BF05 98DA4836 1C55D39A 69163FA8 FD24CF5F
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83655D23 DCA3AD96 1C62F356 208552BB 9ED52907 7096966D
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670C354E 4ABC9804 F1746C08 CA18217C 32905E46 2E36CE3B
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E39E772C 180E8603 9B2783A2 EC07A28F B5C55DF0 6F4C52C9
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DE2BCBF6 95581718 3995497C EA956AE5 15D22618 98FA0510
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15728E5A 8AAAC42D AD33170D 04507A33 A85521AB DF1CBA64
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ECFB8504 58DBEF0A 8AEA7157 5D060C7D B3970F85 A6E1E4C7
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ABF5AE8C DB0933D7 1E8C94E0 4A25619D CEE3D226 1AD2EE6B
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F12FFA06 D98A0864 D8760273 3EC86A64 521F2B18 177B200C
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BBE11757 7A615D6C 770988C0 BAD946E2 08E24FA0 74E5AB31
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43DB5BFC E0FD108E 4B82D120 A9210801 1A723C12 A787E6D7
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88719A10 BDBA5B26 99C32718 6AF4E23C 1A946834 B6150BDA
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2583E9CA 2AD44CE8 DBBBC2DB 04DE8EF9 2E8EFC14 1FBECAA6
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287C5947 4E6BC05D 99B2964F A090C3A2 233BA186 515BE7ED
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1F612970 CEE2D7AF B81BDD76 2170481C D0069127 D5B05AA9
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93B4EA98 8D8FDDC1 86FFB7DC 90A6C08F 4DF435C9 34028492
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36C3FAB4 D27C7026 C1D4DCB2 602646DE C9751E76 3DBA37BD
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F8FF9406 AD9E530E E5DB382F 413001AE B06A53ED 9027D831
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179727B0 865A8918 DA3EDBEB CF9B14ED 44CE6CBA CED4BB1B
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DB7F1447 E6CC254B 33205151 2BD7AF42 6FB8F401 378CD2BF
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5983CA01 C64B92EC F032EA15 D1721D03 F482D7CE 6E74FEF6
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D55E702F 46980C82 B5A84031 900B1C9E 59E7C97F BEC7E8F3
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23A97A7E 36CC88BE 0F1D45B7 FF585AC5 4BD407B2 2B4154AA
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CC8F6D7E BF48E1D8 14CC5ED2 0F8037E0 A79715EE F29BE328
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06A1D58B B7C5DA76 F550AA3D 8A1FBFF0 EB19CCB1 A313D55C
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DA56C9EC 2EF29632 387FE8D7 6E3C0468 043E8F66 3F4860EE
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12BF2D5B 0B7474D6 E694F91E 6DBE1159 74A3926F 12FEE5E4
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38777CB6 A932DF8C D8BEC4D0 73B931BA 3BC832B6 8D9DD300
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741FA7BF 8AFC47ED 2576F693 6BA42466 3AAB639C 5AE4F568
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3423B474 2BF1C978 238F16CB E39D652D E3FDB8BE FC848AD9
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22222E04 A4037C07 13EB57A8 1A23F0C7 3473FC64 6CEA306B
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4BCBC886 2F8385DD FA9D4B7F A2C087E8 79683303 ED5BDD3A
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062B3CF5 B3A278A6 6D2A13F8 3F44F82D DF310EE0 74AB6A36
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4597E899 A0255DC1 64F31CC5 0846851D F9AB4819 5DED7EA1
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B1D510BD 7EE74D73 FAF36BC3 1ECFA268 359046F4 EB879F92
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4009438B 481C6CD7 889A002E D5EE382B C9190DA6 FC026E47
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9558E447 5677E9AA 9E3050E2 765694DF C81F56E8 80B96E71
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60C980DD 98EDD3DF FFFFFFFF FFFFFFFF'''
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]
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_ALL_ASCII = ''.join(map(chr, range(256)))
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def hex_to_decimal(stripee):
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if not stripee:
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return None
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return int(stripee.translate(_ALL_ASCII).translate(
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str.maketrans("", "", string.whitespace)), 16)
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primes = list(map(hex_to_decimal, _HEX_PRIMES))
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