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authordjm@openbsd.org <djm@openbsd.org>2016-05-02 10:26:04 +0000
committerDamien Miller <djm@mindrot.org>2016-05-02 20:39:32 +1000
commit0e8eeec8e75f6d0eaf33317376f773160018a9c7 (patch)
tree1fe3e4d977c9df10597c2a5dec1b6b0a8ab8afbe /kexdhs.c
parent57464e3934ba53ad8590ee3ccd840f693407fc1e (diff)
upstream commit
add support for additional fixed DH groups from draft-ietf-curdle-ssh-kex-sha2-03 diffie-hellman-group14-sha256 (2K group) diffie-hellman-group16-sha512 (4K group) diffie-hellman-group18-sha512 (8K group) based on patch from Mark D. Baushke and Darren Tucker ok markus@ Upstream-ID: ac00406ada4f0dfec41585ca0839f039545bc46f
Diffstat (limited to 'kexdhs.c')
-rw-r--r--kexdhs.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/kexdhs.c b/kexdhs.c
index bf933e4c..108f6642 100644
--- a/kexdhs.c
+++ b/kexdhs.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: kexdhs.c,v 1.23 2015/12/04 16:41:28 markus Exp $ */
+/* $OpenBSD: kexdhs.c,v 1.24 2016/05/02 10:26:04 djm Exp $ */
/*
* Copyright (c) 2001 Markus Friedl. All rights reserved.
*
@@ -63,8 +63,15 @@ kexdh_server(struct ssh *ssh)
kex->dh = dh_new_group1();
break;
case KEX_DH_GRP14_SHA1:
+ case KEX_DH_GRP14_SHA256:
kex->dh = dh_new_group14();
break;
+ case KEX_DH_GRP16_SHA512:
+ kex->dh = dh_new_group16();
+ break;
+ case KEX_DH_GRP18_SHA512:
+ kex->dh = dh_new_group18();
+ break;
default:
r = SSH_ERR_INVALID_ARGUMENT;
goto out;
@@ -158,6 +165,7 @@ input_kex_dh_init(int type, u_int32_t seq, void *ctxt)
/* calc H */
hashlen = sizeof(hash);
if ((r = kex_dh_hash(
+ kex->hash_alg,
kex->client_version_string,
kex->server_version_string,
sshbuf_ptr(kex->peer), sshbuf_len(kex->peer),