[openssh-commits] [openssh] 03/11: upstream: Add "ssh -Q sig" to allow listing supported signature

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djm pushed a commit to branch master
in repository openssh.

commit 357128ac48630a9970e3af0e6ff820300a28da47
Author: djm at openbsd.org <djm at openbsd.org>
Date:   Wed Sep 12 01:30:10 2018 +0000

    upstream: Add "ssh -Q sig" to allow listing supported signature
    
    algorithms ok markus@
    
    OpenBSD-Commit-ID: 7a8c6eb6c249dc37823ba5081fce64876d10fe2b
---
 ssh.1 | 14 ++++++++++----
 ssh.c | 11 +++++++++--
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/ssh.1 b/ssh.1
index 7c71ffcc..191f35ad 100644
--- a/ssh.1
+++ b/ssh.1
@@ -33,8 +33,8 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.\" $OpenBSD: ssh.1,v 1.397 2018/09/07 01:42:54 djm Exp $
-.Dd $Mdocdate: September 7 2018 $
+.\" $OpenBSD: ssh.1,v 1.398 2018/09/12 01:30:10 djm Exp $
+.Dd $Mdocdate: September 12 2018 $
 .Dt SSH 1
 .Os
 .Sh NAME
@@ -559,6 +559,10 @@ The available features are:
 (supported symmetric ciphers),
 .Ar cipher-auth
 (supported symmetric ciphers that support authenticated encryption),
+.Ar help
+(supported query terms for use with the
+.Fl Q
+flag),
 .Ar mac
 (supported message integrity codes),
 .Ar kex
@@ -568,9 +572,11 @@ The available features are:
 .Ar key-cert
 (certificate key types),
 .Ar key-plain
-(non-certificate key types), and
+(non-certificate key types),
 .Ar protocol-version
-(supported SSH protocol versions).
+(supported SSH protocol versions), and
+.Ar sig
+(supported signature algorithms).
 .Pp
 .It Fl q
 Quiet mode.
diff --git a/ssh.c b/ssh.c
index ce628848..3307a5e3 100644
--- a/ssh.c
+++ b/ssh.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh.c,v 1.490 2018/07/27 05:34:42 dtucker Exp $ */
+/* $OpenBSD: ssh.c,v 1.491 2018/09/12 01:30:10 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo at cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo at cs.hut.fi>, Espoo, Finland
@@ -739,8 +739,15 @@ main(int ac, char **av)
 				cp = sshkey_alg_list(1, 0, 0, '\n');
 			else if (strcmp(optarg, "key-plain") == 0)
 				cp = sshkey_alg_list(0, 1, 0, '\n');
-			else if (strcmp(optarg, "protocol-version") == 0) {
+			else if (strcmp(optarg, "sig") == 0)
+				cp = sshkey_alg_list(0, 0, 1, '\n');
+			else if (strcmp(optarg, "protocol-version") == 0)
 				cp = xstrdup("2");
+			else if (strcmp(optarg, "help") == 0) {
+				cp = xstrdup(
+				    "cipher\ncipher-auth\nkex\nkey\n"
+				    "key-cert\nkey-plain\nmac\n"
+				    "protocol-version\nsig");
 			}
 			if (cp == NULL)
 				fatal("Unsupported query \"%s\"", optarg);

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