2 # Written by Matt Caswell for the OpenSSL project.
3 # ====================================================================
4 # Copyright (c) 1998-2015 The OpenSSL Project. All rights reserved.
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
10 # 1. Redistributions of source code must retain the above copyright
11 # notice, this list of conditions and the following disclaimer.
13 # 2. Redistributions in binary form must reproduce the above copyright
14 # notice, this list of conditions and the following disclaimer in
15 # the documentation and/or other materials provided with the
18 # 3. All advertising materials mentioning features or use of this
19 # software must display the following acknowledgment:
20 # "This product includes software developed by the OpenSSL Project
21 # for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
23 # 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
24 # endorse or promote products derived from this software without
25 # prior written permission. For written permission, please contact
26 # openssl-core@openssl.org.
28 # 5. Products derived from this software may not be called "OpenSSL"
29 # nor may "OpenSSL" appear in their names without prior written
30 # permission of the OpenSSL Project.
32 # 6. Redistributions of any form whatsoever must retain the following
34 # "This product includes software developed by the OpenSSL Project
35 # for use in the OpenSSL Toolkit (http://www.openssl.org/)"
37 # THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
38 # EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
39 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
40 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
41 # ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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43 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
44 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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48 # OF THE POSSIBILITY OF SUCH DAMAGE.
49 # ====================================================================
51 # This product includes cryptographic software written by Eric Young
52 # (eay@cryptsoft.com). This product includes software written by Tim
53 # Hudson (tjh@cryptsoft.com).
56 use OpenSSL::Test qw/:DEFAULT cmdstr srctop_file bldtop_dir/;
57 use OpenSSL::Test::Utils;
60 my $test_name = "test_sslextension";
63 plan skip_all => "TLSProxy isn't usable on $^O"
66 plan skip_all => "$test_name needs the engine feature enabled"
67 if disabled("engine");
69 plan skip_all => "$test_name can only be performed with OpenSSL configured shared"
70 if disabled("shared");
72 $ENV{OPENSSL_ENGINES} = bldtop_dir("engines");
73 $ENV{OPENSSL_ia32cap} = '~0x200000200000000';
74 my $proxy = TLSProxy::Proxy->new(
76 cmdstr(app(["openssl"])),
77 srctop_file("apps", "server.pem"),
78 (!$ENV{HARNESS_ACTIVE} || $ENV{HARNESS_VERBOSE})
83 # Test 1: Sending a zero length extension block should pass
85 ok(TLSProxy::Message->success, "Zero extension length test");
91 # We're only interested in the initial ClientHello
92 if ($proxy->flight != 0) {
96 foreach my $message (@{$proxy->message_list}) {
97 if ($message->mt == TLSProxy::Message::MT_CLIENT_HELLO) {
98 # Remove all extensions and set the extension len to zero
99 $message->extension_data({});
100 $message->extensions_len(0);
101 # Extensions have been removed so make sure we don't try to use them
102 $message->process_extensions();
109 # Test 2-3: Sending a duplicate extension should fail.
110 sub inject_duplicate_extension
112 my ($proxy, $message_type) = @_;
114 foreach my $message (@{$proxy->message_list}) {
115 if ($message->mt == $message_type) {
116 my %extensions = %{$message->extension_data};
117 # Add a duplicate (unknown) extension.
118 $message->set_extension(TLSProxy::Message::EXT_DUPLICATE_EXTENSION, "");
119 $message->set_extension(TLSProxy::Message::EXT_DUPLICATE_EXTENSION, "");
125 sub inject_duplicate_extension_clienthello
129 # We're only interested in the initial ClientHello
130 if ($proxy->flight != 0) {
134 inject_duplicate_extension($proxy, TLSProxy::Message::MT_CLIENT_HELLO);
137 sub inject_duplicate_extension_serverhello
141 # We're only interested in the initial ServerHello
142 if ($proxy->flight != 1) {
146 inject_duplicate_extension($proxy, TLSProxy::Message::MT_SERVER_HELLO);
150 $proxy->filter(\&inject_duplicate_extension_clienthello);
152 ok(TLSProxy::Message->fail(), "Duplicate ClientHello extension");
155 $proxy->filter(\&inject_duplicate_extension_serverhello);
157 ok(TLSProxy::Message->fail(), "Duplicate ServerHello extension");