mbedtls/tests/scripts/gen_pkcs1_v21_sign_verify.pl

#!/usr/bin/env perl
#
# Copyright (C) 2011-2015, Arm Limited, All Rights Reserved
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
#
# This file is provided under the Apache License 2.0, or the
# GNU General Public License v2.0 or later.
#
# **********
# Apache License 2.0:
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
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# **********
# GNU General Public License v2.0 or later:
#
# This program 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 2 of the License, or
# (at your option) any later version.
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# This program 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.
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# This file is part of Mbed TLS (https://tls.mbed.org)

use strict;

my $file = shift;

open(TEST_DATA, "$file") or die "Opening test cases '$file': $!";

sub get_val($$)
{
    my $str = shift;
    my $name = shift;
    my $val = "";

    while(my $line = <TEST_DATA>)
    {
        next if($line !~ /^# $str/);
        last;
    }

    while(my $line = <TEST_DATA>)
    {
        last if($line eq "\r\n");
        $val .= $line;
    }

    $val =~ s/[ \r\n]//g;

    return $val;
}

my $state = 0;
my $val_n = "";
my $val_e = "";
my $val_p = "";
my $val_q = "";
my $mod = 0;
my $cnt = 1;
while (my $line = <TEST_DATA>)
{
    next if ($line !~ /^# Example/);

    ( $mod ) = ($line =~ /A (\d+)/);
    $val_n = get_val("RSA modulus n", "N");
    $val_e = get_val("RSA public exponent e", "E");
    $val_p = get_val("Prime p", "P");
    $val_q = get_val("Prime q", "Q");

    for(my $i = 1; $i <= 6; $i++)
    {
        my $val_m = get_val("Message to be", "M");
        my $val_salt = get_val("Salt", "Salt");
        my $val_sig = get_val("Signature", "Sig");

        print("RSASSA-PSS Signature Example ${cnt}_${i}\n");
        print("pkcs1_rsassa_pss_sign:$mod:16:\"$val_p\":16:\"$val_q\":16:\"$val_n\":16:\"$val_e\":SIG_RSA_SHA1:MBEDTLS_MD_SHA1");
        print(":\"$val_m\"");
        print(":\"$val_salt\"");
        print(":\"$val_sig\":0");
        print("\n\n");

        print("RSASSA-PSS Signature Example ${cnt}_${i} (verify)\n");
        print("pkcs1_rsassa_pss_verify:$mod:16:\"$val_n\":16:\"$val_e\":SIG_RSA_SHA1:MBEDTLS_MD_SHA1");
        print(":\"$val_m\"");
        print(":\"$val_salt\"");
        print(":\"$val_sig\":0");
        print("\n\n");
    }
    $cnt++;
}
close(TEST_DATA);