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authorDamien Miller <djm@mindrot.org>2013-11-21 14:12:23 +1100
committerDamien Miller <djm@mindrot.org>2013-11-21 14:12:23 +1100
commit0fde8acdad78a4d20cadae974376cc0165f645ee (patch)
tree6e6aa82b73163bcb412920050d98f82ca9f4e86e /ssh.c
parentfdb2306acdc3eb2bc46b6dfdaaf6005c650af22a (diff)
- djm@cvs.openbsd.org 2013/11/21 00:45:44
[Makefile.in PROTOCOL PROTOCOL.chacha20poly1305 authfile.c chacha.c] [chacha.h cipher-chachapoly.c cipher-chachapoly.h cipher.c cipher.h] [dh.c myproposal.h packet.c poly1305.c poly1305.h servconf.c ssh.1] [ssh.c ssh_config.5 sshd_config.5] Add a new protocol 2 transport cipher "chacha20-poly1305@openssh.com" that combines Daniel Bernstein's ChaCha20 stream cipher and Poly1305 MAC to build an authenticated encryption mode. Inspired by and similar to Adam Langley's proposal for TLS: http://tools.ietf.org/html/draft-agl-tls-chacha20poly1305-03 but differs in layout used for the MAC calculation and the use of a second ChaCha20 instance to separately encrypt packet lengths. Details are in the PROTOCOL.chacha20poly1305 file. Feedback markus@, naddy@; manpage bits Loganden Velvindron @ AfriNIC ok markus@ naddy@
Diffstat (limited to 'ssh.c')
-rw-r--r--ssh.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/ssh.c b/ssh.c
index e2c43634a..58becd708 100644
--- a/ssh.c
+++ b/ssh.c
@@ -1,4 +1,4 @@
1/* $OpenBSD: ssh.c,v 1.392 2013/11/07 11:58:27 dtucker Exp $ */ 1/* $OpenBSD: ssh.c,v 1.393 2013/11/21 00:45:44 djm Exp $ */
2/* 2/*
3 * Author: Tatu Ylonen <ylo@cs.hut.fi> 3 * Author: Tatu Ylonen <ylo@cs.hut.fi>
4 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland 4 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -520,7 +520,9 @@ main(int ac, char **av)
520 case 'Q': /* deprecated */ 520 case 'Q': /* deprecated */
521 cp = NULL; 521 cp = NULL;
522 if (strcasecmp(optarg, "cipher") == 0) 522 if (strcasecmp(optarg, "cipher") == 0)
523 cp = cipher_alg_list('\n'); 523 cp = cipher_alg_list('\n', 0);
524 else if (strcasecmp(optarg, "cipher-auth") == 0)
525 cp = cipher_alg_list('\n', 1);
524 else if (strcasecmp(optarg, "mac") == 0) 526 else if (strcasecmp(optarg, "mac") == 0)
525 cp = mac_alg_list('\n'); 527 cp = mac_alg_list('\n');
526 else if (strcasecmp(optarg, "kex") == 0) 528 else if (strcasecmp(optarg, "kex") == 0)