1#	$OpenBSD: try-ciphers.sh,v 1.26 2017/04/30 23:34:55 djm Exp $
2#	Placed in the Public Domain.
3
4tid="try ciphers"
5
6cp $OBJ/sshd_proxy $OBJ/sshd_proxy_bak
7
8for c in `${SSH} -Q cipher`; do
9	n=0
10	for m in `${SSH} -Q mac`; do
11		trace "cipher $c mac $m"
12		verbose "test $tid: cipher $c mac $m"
13		cp $OBJ/sshd_proxy_bak $OBJ/sshd_proxy
14		echo "Ciphers=$c" >> $OBJ/sshd_proxy
15		echo "MACs=$m" >> $OBJ/sshd_proxy
16		${SSH} -F $OBJ/ssh_proxy -m $m -c $c somehost true
17		if [ $? -ne 0 ]; then
18			fail "ssh failed with mac $m cipher $c"
19		fi
20		# No point trying all MACs for AEAD ciphers since they
21		# are ignored.
22		if ${SSH} -Q cipher-auth | grep "^${c}\$" >/dev/null 2>&1 ; then
23			break
24		fi
25		n=`expr $n + 1`
26	done
27done
28
29