1#	$OpenBSD: try-ciphers.sh,v 1.19 2013/02/11 23:58:51 djm Exp $
2#	Placed in the Public Domain.
3
4tid="try ciphers"
5
6ciphers="aes128-cbc 3des-cbc blowfish-cbc cast128-cbc 
7	arcfour128 arcfour256 arcfour 
8	aes192-cbc aes256-cbc rijndael-cbc@lysator.liu.se
9	aes128-ctr aes192-ctr aes256-ctr"
10config_defined OPENSSL_HAVE_EVPGCM && \
11	ciphers="$ciphers aes128-gcm@openssh.com aes256-gcm@openssh.com"
12macs="hmac-sha1 hmac-md5 umac-64@openssh.com umac-128@openssh.com
13	hmac-sha1-96 hmac-md5-96
14	hmac-sha1-etm@openssh.com hmac-md5-etm@openssh.com
15	umac-64-etm@openssh.com umac-128-etm@openssh.com
16	hmac-sha1-96-etm@openssh.com hmac-md5-96-etm@openssh.com
17	hmac-ripemd160-etm@openssh.com"
18config_defined HAVE_EVP_SHA256 &&
19    macs="$macs hmac-sha2-256 hmac-sha2-512
20	hmac-sha2-256-etm@openssh.com hmac-sha2-512-etm@openssh.com"
21
22for c in $ciphers; do
23	n=0
24	for m in $macs; do
25		trace "proto 2 cipher $c mac $m"
26		verbose "test $tid: proto 2 cipher $c mac $m"
27		${SSH} -F $OBJ/ssh_proxy -2 -m $m -c $c somehost true
28		if [ $? -ne 0 ]; then
29			fail "ssh -2 failed with mac $m cipher $c"
30		fi
31		# No point trying all MACs for GCM since they are ignored.
32		case $c in
33		aes*-gcm@openssh.com)	test $n -gt 0 && break;;
34		esac
35		n=`expr $n + 1`
36	done
37done
38
39ciphers="3des blowfish"
40for c in $ciphers; do
41	trace "proto 1 cipher $c"
42	verbose "test $tid: proto 1 cipher $c"
43	${SSH} -F $OBJ/ssh_proxy -1 -c $c somehost true
44	if [ $? -ne 0 ]; then
45		fail "ssh -1 failed with cipher $c"
46	fi
47done
48
49