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#!/usr/bin/env bash
# SPDX-License-Identifier: BSD-3-Clause
set -eufx
cat > testcert.conf << EOF
[ req ]
default_bits = 2048
default_keyfile = testkey.pem
encrypt_key = no
prompt = no
distinguished_name = req_dn
[ req_dn ]
countryName = GB
commonName = Common Name
EOF
# create a private key and then generate a self-signed certificate for it
openssl req -provider tpm2 -provider default -propquery '?provider=tpm2' \
-x509 -sigopt pad-mode:pss -config testcert.conf -out testcert.pem
echo -n "this is some text" > testdata
# sign data, output MIME
openssl cms -sign -provider tpm2 -provider default -propquery '?provider=tpm2' \
-nodetach -md sha256 -inkey testkey.pem -signer testcert.pem \
-in testdata -text -out testdata.sig
# verify signed data
openssl cms -verify -in testdata.sig -text -noverify -out testdata2
# compare the results
cmp testdata testdata2
# encrypt data, output MIME
openssl cms -encrypt -aes-128-cbc -recip testcert.pem -in testdata -out testdata.enc
# decrypt data
openssl cms -decrypt -provider tpm2 -provider default -propquery '?provider=tpm2' \
-inkey testkey.pem -recip testcert.pem -in testdata.enc -out testdata3
# compare the results
cmp testdata testdata3
rm testcert.conf testkey.pem testcert.pem testdata testdata2 testdata3 testdata.sig testdata.enc
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