#! /bin/bash
for file in "$@"; do
rm -f tmpfile.x509
if ! openssl x509 -in "${file}" -inform pem -noout -checkend 0 >/dev/null 2>/dev/null; then
echo "warning: Skipping \"${file}\" as it is invalid or expired." >&2
continue
fi
openssl x509 -in "${file}" -out tmpfile.x509 -inform pem -outform der
pubkeylen="$(openssl x509 -in tmpfile.x509 -inform der -text -noout | grep 'RSA Public Key:' | sed 's@^.*(\([0-9][0-9]*\) bit).*$@\1@')"
certlen="$(cat tmpfile.x509 | wc -c)"
cert="$(( cat tmpfile.x509 | od -t x1 | cut -c 9- | tr "\n" ' '; echo ) | sed 's@ @@g;s@..@\\x&@g')"
cat << _EOF_
{
CACKEY_ID_TYPE_CERT_ONLY, /* id_type */
${certlen}, /* certificate_len */
(unsigned char *) "${cert}", /* certificate */
${pubkeylen} /* keysize */
},
_EOF_
done
rm -f tmpfile.x509