#! /usr/bin/env perl

# Copyright 2015-2016 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::Functions qw/catfile/;

use File::Copy;

use File::Compare qw/compare_text/;

use File::Basename;

use OpenSSL::Test qw/:DEFAULT srctop_file/;

setup("test_enc");

# We do it this way, because setup() may have moved us around,

# so the directory portion of $0 might not be correct any more.

# However, the name hasn't changed.

my $testsrc = srctop_file("test","recipes",basename($0));

my $test = catfile(".", "p");

my $cmd = "openssl";

my $ciphersstatus = undef;

my @ciphers =

    map { s/^\s+//; s/\s+$//; split /\s+/ }

    run(app([$cmd, "list", "-cipher-commands"]),

        capture => 1, statusvar => \$ciphersstatus);

plan tests => 2 + (scalar @ciphers)*2;

 SKIP: {

     skip "Problems getting ciphers...", 1 + scalar(@ciphers)

         unless ok($ciphersstatus, "Running 'openssl list -cipher-commands'");

     unless (ok(copy($testsrc, $test), "Copying $testsrc to $test")) {

         diag($!);

         skip "Not initialized, skipping...", scalar(@ciphers);

     }

     foreach my $c (@ciphers) {

	 my %variant = ("$c" => [],

			"$c base64" => [ "-a" ]);

	 foreach my $t (sort keys %variant) {

	     my $cipherfile = "$test.$c.cipher";

	     my $clearfile = "$test.$c.clear";

	     my @e = ( "$c", "-bufsize", "113", @{$variant{$t}}, "-e", "-k", "test" );

	     my @d = ( "$c", "-bufsize", "157", @{$variant{$t}}, "-d", "-k", "test" );

	     if ($c eq "cat") {

		 $cipherfile = "$test.cipher";

		 $clearfile = "$test.clear";

		 @e = ( "enc", @{$variant{$t}}, "-e" );

		 @d = ( "enc", @{$variant{$t}}, "-d" );

	     }

	     ok(run(app([$cmd, @e, "-in", $test, "-out", $cipherfile]))

		&& run(app([$cmd, @d, "-in", $cipherfile, "-out", $clearfile]))

		&& compare_text($test,$clearfile) == 0, $t);

	     unlink $cipherfile, $clearfile;

	 }

     }

}

unlink $test;