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#!/bin/sh
#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is the build configuration utility of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 3 as published by the Free Software
## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
# This script generates cryptographic keys of different types.
#--- RSA ---------------------------------------------------------------------------
# Note: RSA doesn't require the key size to be divisible by any particular number
for size in 40 511 512 999 1023 1024 2048
do
echo -e "\ngenerating RSA private key to PEM file ..."
openssl genrsa -out rsa-pri-$size.pem $size
echo -e "\ngenerating RSA private key to DER file ..."
openssl rsa -in rsa-pri-$size.pem -out rsa-pri-$size.der -outform DER
echo -e "\ngenerating RSA public key to PEM file ..."
openssl rsa -in rsa-pri-$size.pem -pubout -out rsa-pub-$size.pem
echo -e "\ngenerating RSA public key to DER file ..."
openssl rsa -in rsa-pri-$size.pem -pubout -out rsa-pub-$size.der -outform DER
done
#--- DSA ----------------------------------------------------------------------------
# Note: DSA requires the key size to be in interval [512, 1024] and be divisible by 64
for size in 512 576 960 1024
do
echo -e "\ngenerating DSA parameters to PEM file ..."
openssl dsaparam -out dsapar-$size.pem $size
echo -e "\ngenerating DSA private key to PEM file ..."
openssl gendsa dsapar-$size.pem -out dsa-pri-$size.pem
/bin/rm dsapar-$size.pem
echo -e "\ngenerating DSA private key to DER file ..."
openssl dsa -in dsa-pri-$size.pem -out dsa-pri-$size.der -outform DER
echo -e "\ngenerating DSA public key to PEM file ..."
openssl dsa -in dsa-pri-$size.pem -pubout -out dsa-pub-$size.pem
echo -e "\ngenerating DSA public key to DER file ..."
openssl dsa -in dsa-pri-$size.pem -pubout -out dsa-pub-$size.der -outform DER
done
#--- EC ----------------------------------------------------------------------------
# Note: EC will be generated with pre-defined curves. You can check supported curves
# with openssl ecparam -list_curves.
for curve in secp224r1 prime256v1 secp384r1 brainpoolP256r1 brainpoolP384r1 brainpoolP512r1
do
size=`tr -cd 0-9 <<< $curve`
size=${size::-1} # remove last number of curve name as we need bit size only
echo -e "\ngenerating EC private key to PEM file ..."
openssl ecparam -name $curve -genkey -noout -out ec-pri-$size-$curve.pem
echo -e "\ngenerating EC private key to DER file ..."
openssl ec -in ec-pri-$size-$curve.pem -out ec-pri-$size-$curve.der -outform DER
echo -e "\ngenerating EC public key to PEM file ..."
openssl ec -in ec-pri-$size-$curve.pem -pubout -out ec-pub-$size-$curve.pem
echo -e "\ngenerating EC public key to DER file ..."
openssl ec -in ec-pri-$size-$curve.pem -pubout -out ec-pub-$size-$curve.der -outform DER
done
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