#!/bin/sh

# Copyright (C) 2014 Nikos Mavrogiannopoulos

#

# This file is part of GnuTLS.

#

# GnuTLS is free software; you can redistribute it and/or modify it

# under the terms of the GNU General Public License as published by the

# Free Software Foundation; either version 3 of the License, or (at

# your option) any later version.

#

# GnuTLS is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with GnuTLS; if not, write to the Free Software Foundation,

# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

#set -e

srcdir="${srcdir:-.}"

CERTTOOL="${CERTTOOL:-../../src/certtool${EXEEXT}}"

KEYFILE=eddsa-privkey.$$.tmp

TMPFILE=eddsa.$$.tmp

TMPFILE2=eddsa2.$$.tmp

if ! test -x "${CERTTOOL}"; then

	exit 77

fi

if ! test -z "${VALGRIND}"; then

	VALGRIND="${LIBTOOL:-libtool} --mode=execute ${VALGRIND}"

fi

if test "${GNUTLS_FORCE_FIPS_MODE}" = 1;then

	exit 77

fi

. "${srcdir}/../scripts/common.sh"

# Test certificate in draft-ietf-curdle-pkix-04

${VALGRIND} "${CERTTOOL}" -i --infile "${srcdir}/data/cert-eddsa.pem" --outfile "${TMPFILE}"

if test $? != 0; then

	echo "There was an issue parsing the certificate"

	exit 1

fi

check_if_equal ${TMPFILE} "${srcdir}/data/cert-eddsa.pem" "Not After:"

if test $? != 0;then

	echo "Error in parsing EdDSA cert"

	exit 1

fi

# Test public key in draft-ietf-curdle-pkix-04

${VALGRIND} "${CERTTOOL}" --pubkey-info --infile "${srcdir}/data/pubkey-eddsa.pem" --outfile "${TMPFILE}"

if test $? != 0; then

	echo "Could not read an EdDSA public key"

	exit 1

fi

check_if_equal ${TMPFILE} "${srcdir}/data/pubkey-eddsa.pem"

if test $? != 0;then

	echo "Error in parsing EdDSA public key"

	exit 1

fi

# Create an RSA-PSS private key, restricted to the use with RSA-PSS

${VALGRIND} "${CERTTOOL}" --generate-privkey --pkcs8 --password '' \

        --key-type eddsa --outfile "$KEYFILE"

if test $? != 0; then

	echo "Could not generate an EdDSA key"

	exit 1

fi

${VALGRIND} "${CERTTOOL}" -k --password '' --infile "$KEYFILE"

if test $? != 0; then

	echo "Could not read generated an EdDSA key"

	exit 1

fi

# Create an EdDSA certificate from an EdDSA private key

${VALGRIND} "${CERTTOOL}" --generate-self-signed \

	--pkcs8 --load-privkey "$KEYFILE" --password '' \

	--template "${srcdir}/templates/template-test.tmpl" \

	--outfile "${TMPFILE}"

if test $? != 0; then

	echo "Could not generate an EdDSA certificate from an EdDSA key"

	exit 1

fi

${VALGRIND} "${CERTTOOL}" --verify --load-ca-certificate "${TMPFILE}" --infile "${TMPFILE}"

if test $? != 0; then

	echo "There was an issue verifying the generated certificate (1)"

	exit 1

fi

# Create an EdDSA certificate from an RSA key

${VALGRIND} "${CERTTOOL}" --generate-certificate --key-type eddsa \

	    --load-privkey ${KEYFILE} \

	    --load-ca-privkey "${srcdir}/../../doc/credentials/x509/ca-key.pem" \

	    --load-ca-certificate "${srcdir}/../../doc/credentials/x509/ca.pem" \

	    --template "${srcdir}/templates/template-test.tmpl" \

	    --outfile "${TMPFILE}" 2>/dev/null

if test $? != 0; then

	echo "Could not generate an EdDSA certificate $i"

	exit 1

fi

${VALGRIND} "${CERTTOOL}" --verify --load-ca-certificate "${srcdir}/../../doc/credentials/x509/ca.pem" --infile "${TMPFILE}"

if test $? != 0; then

	echo "There was an issue verifying the generated certificate (2)"

	exit 1

fi

rm -f "${TMPFILE}" "${TMPFILE2}"

rm -f "${KEYFILE}"

check_for_datefudge

# Test certificate chain using Ed25519

datefudge "2017-7-6" \

${VALGRIND} "${CERTTOOL}" --verify-chain --infile ${srcdir}/data/chain-eddsa.pem

if test $? != 0; then

	echo "There was an issue verifying the Ed25519 chain"

	exit 1

fi

exit 0