#	$OpenBSD: keygen-convert.sh,v 1.2 2019/07/23 07:55:29 dtucker Exp $
#	Placed in the Public Domain.

tid="convert keys"

types=""
for i in ${SSH_KEYTYPES}; do
	case "$i" in
		ssh-dss)	types="$types dsa" ;;
		ssh-rsa)	types="$types rsa" ;;
	esac
done

for t in $types; do
	# generate user key for agent
	trace "generating $t key"
	rm -f $OBJ/$t-key
	${SSHKEYGEN} -q -N "" -t $t -f $OBJ/$t-key

	trace "export $t private to rfc4716 public"
	${SSHKEYGEN} -q -e -f $OBJ/$t-key >$OBJ/$t-key-rfc || \
	    fail "export $t private to rfc4716 public"

	trace "export $t public to rfc4716 public"
	${SSHKEYGEN} -q -e -f $OBJ/$t-key.pub >$OBJ/$t-key-rfc.pub || \
	    fail "$t public to rfc4716 public"

	cmp $OBJ/$t-key-rfc $OBJ/$t-key-rfc.pub || \
	    fail "$t rfc4716 exports differ between public and private"

	trace "import $t rfc4716 public"
	${SSHKEYGEN} -q -i -f $OBJ/$t-key-rfc >$OBJ/$t-rfc-imported || \
	    fail "$t import rfc4716 public"

	cut -f1,2 -d " " $OBJ/$t-key.pub >$OBJ/$t-key-nocomment.pub
	if [ "$os" == "windows" ]; then
		# Ignore CR (carriage return) while comparing files
		diff --strip-trailing-cr $OBJ/$t-key-nocomment.pub $OBJ/$t-rfc-imported || \
		fail "$t imported differs from original"
	else
		cmp $OBJ/$t-key-nocomment.pub $OBJ/$t-rfc-imported || \
		fail "$t imported differs from original"
	fi
	rm -f $OBJ/$t-key $OBJ/$t-key.pub $OBJ/$t-key-rfc $OBJ/$t-key-rfc.pub \
	    $OBJ/$t-rfc-imported $OBJ/$t-key-nocomment.pub
done