1 files changed, 54 insertions, 0 deletions
diff --git a/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/recipes/15-test_genrsa.t b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/recipes/15-test_genrsa.t
new file mode 100644
index 000000000..e16a9a404
--- /dev/null
+++ b/roms/edk2/CryptoPkg/Library/OpensslLib/openssl/test/recipes/15-test_genrsa.t
@@ -0,0 +1,54 @@
+#! /usr/bin/env perl
+# Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the OpenSSL license (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
+
+use strict;
+use warnings;
+
+use File::Spec;
+use OpenSSL::Test qw/:DEFAULT srctop_file/;
+use OpenSSL::Test::Utils;
+
+setup("test_genrsa");
+
+plan tests => 5;
+
+# We want to know that an absurdly small number of bits isn't support
+is(run(app([ 'openssl', 'genrsa', '-3', '-out', 'genrsatest.pem', '8'])), 0, "genrsa -3 8");
+
+# Depending on the shared library, we might have different lower limits.
+# Let's find it!  This is a simple binary search
+# ------------------------------------------------------------
+# NOTE: $good may need an update in the future
+# ------------------------------------------------------------
+note "Looking for lowest amount of bits";
+my $bad = 3;                    # Log2 of number of bits (2 << 3  == 8)
+my $good = 11;                  # Log2 of number of bits (2 << 11 == 2048)
+while ($good > $bad + 1) {
+    my $checked = int(($good + $bad + 1) / 2);
+    if (run(app([ 'openssl', 'genrsa', '-3', '-out', 'genrsatest.pem',
+                  2 ** $checked ], stderr => undef))) {
+        note 2 ** $checked, " bits is good";
+        $good = $checked;
+    } else {
+        note 2 ** $checked, " bits is bad";
+        $bad = $checked;
+    }
+}
+$good++ if $good == $bad;
+$good = 2 ** $good;
+note "Found lowest allowed amount of bits to be $good";
+
+ok(run(app([ 'openssl', 'genrsa', '-3', '-out', 'genrsatest.pem', $good ])),
+   "genrsa -3 $good");
+ok(run(app([ 'openssl', 'rsa', '-check', '-in', 'genrsatest.pem', '-noout' ])),
+   "rsa -check");
+ok(run(app([ 'openssl', 'genrsa', '-f4', '-out', 'genrsatest.pem', $good ])),
+   "genrsa -f4 $good");
+ok(run(app([ 'openssl', 'rsa', '-check', '-in', 'genrsatest.pem', '-noout' ])),
+   "rsa -check");