1#	$OpenBSD: cipher-speed.sh,v 1.7 2013/01/12 11:23:53 djm Exp $
2#	Placed in the Public Domain.
3
4tid="cipher speed"
5
6getbytes ()
7{
8	sed -n -e '/transferred/s/.*secs (\(.* bytes.sec\).*/\1/p' \
9	    -e '/copied/s/.*s, \(.* MB.s\).*/\1/p'
10}
11
12tries="1 2"
13
14ciphers="aes128-cbc 3des-cbc blowfish-cbc cast128-cbc 
15	arcfour128 arcfour256 arcfour 
16	aes192-cbc aes256-cbc rijndael-cbc@lysator.liu.se
17	aes128-ctr aes192-ctr aes256-ctr"
18config_defined OPENSSL_HAVE_EVPGCM && \
19	ciphers="$ciphers aes128-gcm@openssh.com aes256-gcm@openssh.com"
20macs="hmac-sha1 hmac-md5 umac-64@openssh.com umac-128@openssh.com
21	hmac-sha1-96 hmac-md5-96"
22config_defined HAVE_EVP_SHA256 && \
23    macs="$macs hmac-sha2-256 hmac-sha2-512"
24
25for c in $ciphers; do n=0; for m in $macs; do
26	trace "proto 2 cipher $c mac $m"
27	for x in $tries; do
28		printf "%-60s" "$c/$m:"
29		( ${SSH} -o 'compression no' \
30			-F $OBJ/ssh_proxy -2 -m $m -c $c somehost \
31			exec sh -c \'"dd of=/dev/null obs=32k"\' \
32		< ${DATA} ) 2>&1 | getbytes
33
34		if [ $? -ne 0 ]; then
35			fail "ssh -2 failed with mac $m cipher $c"
36		fi
37	done
38	# No point trying all MACs for GCM since they are ignored.
39	case $c in
40	aes*-gcm@openssh.com)	test $n -gt 0 && break;;
41	esac
42	n=`expr $n + 1`
43done; done
44
45ciphers="3des blowfish"
46for c in $ciphers; do
47	trace "proto 1 cipher $c"
48	for x in $tries; do
49		printf "%-60s" "$c:"
50		( ${SSH} -o 'compression no' \
51			-F $OBJ/ssh_proxy -1 -c $c somehost \
52			exec sh -c \'"dd of=/dev/null obs=32k"\' \
53		< ${DATA} ) 2>&1 | getbytes
54		if [ $? -ne 0 ]; then
55			fail "ssh -1 failed with cipher $c"
56		fi
57	done
58done
59