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# $OpenBSD: try-ciphers.sh,v 1.26 2017/04/30 23:34:55 djm Exp $
# Placed in the Public Domain.
tid="try ciphers"
cp $OBJ/sshd_proxy $OBJ/sshd_proxy_bak
for c in `${SSH} -Q cipher`; do
n=0
for m in `${SSH} -Q mac`; do
trace "cipher $c mac $m"
verbose "test $tid: cipher $c mac $m"
cp $OBJ/sshd_proxy_bak $OBJ/sshd_proxy
echo "Ciphers=$c" >> $OBJ/sshd_proxy
echo "MACs=$m" >> $OBJ/sshd_proxy
${SSH} -F $OBJ/ssh_proxy -m $m -c $c somehost true
if [ $? -ne 0 ]; then
fail "ssh failed with mac $m cipher $c"
fi
# No point trying all MACs for AEAD ciphers since they
# are ignored.
if ${SSH} -Q cipher-auth | grep "^${c}\$" >/dev/null 2>&1 ; then
break
fi
n=`expr $n + 1`
done
done
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