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// Copyright 2012 Google Inc. All Rights Reserved.
//
// 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.
#include <gtest/gtest.h>
#include <openssl/err.h>
#include <polo/pairing/polochallengeresponse.h>
#include <polo/util/poloutil.h>
namespace polo {
namespace pairing {
class PoloChallengeResponseTest : public ::testing::Test {
protected:
PoloChallengeResponseTest() : nonce(4) { }
virtual void SetUp() {
// Test certificates generated using:
// openssl req -x509 -nodes -days 365 -newkey rsa:1024 -out cert.pem
char client_pem[] = "-----BEGIN CERTIFICATE-----\n"
"MIICsDCCAhmgAwIBAgIJAI1seGT4bQoOMA0GCSqGSIb3DQEBBAUAMEUxCzAJBgNV\n"
"BAYTAkFVMRMwEQYDVQQIEwpTb21lLVN0YXRlMSEwHwYDVQQKExhJbnRlcm5ldCBX\n"
"aWRnaXRzIFB0eSBMdGQwHhcNMTAxMjEyMTYwMzI3WhcNMTExMjEyMTYwMzI3WjBF\n"
"MQswCQYDVQQGEwJBVTETMBEGA1UECBMKU29tZS1TdGF0ZTEhMB8GA1UEChMYSW50\n"
"ZXJuZXQgV2lkZ2l0cyBQdHkgTHRkMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKB\n"
"gQDa7AitkkzqAZjsoJ3Y5eeq2LZtkF8xMWKuZMOaKDzOaTOBpfiFXbIsrOrHJvh0\n"
"WIUI7MEu4KTknpqyTEhwqyYozeOoJnhVVaKE03TQTMKgLhc4PwO35NJXHkFxJts1\n"
"OSCFZ7SQm8OMIr6eEMLh6v7UQQ/GryNY+v5SYiVsbfgW3QIDAQABo4GnMIGkMB0G\n"
"A1UdDgQWBBRBiLSqlUt+9ZXMBLBp141te487bTB1BgNVHSMEbjBsgBRBiLSqlUt+\n"
"9ZXMBLBp141te487baFJpEcwRTELMAkGA1UEBhMCQVUxEzARBgNVBAgTClNvbWUt\n"
"U3RhdGUxITAfBgNVBAoTGEludGVybmV0IFdpZGdpdHMgUHR5IEx0ZIIJAI1seGT4\n"
"bQoOMAwGA1UdEwQFMAMBAf8wDQYJKoZIhvcNAQEEBQADgYEAchrbHb8S0WCGRupi\n"
"lxwnD6aVVmVsnNiOaLSI1I6RCKeS0SG/fseThd9nh92WZh6Rbx3U3rAMD08wDfSt\n"
"S9h7bukJ0X9Rs/BTirzT7Cl09PUjoawP8MeLEDFRUzcBsSYr/k/IPAWOrazWQ2tu\n"
"XO5L5nPKzpxd3tF4Aj4/3kBm4nw=\n"
"-----END CERTIFICATE-----\n";
char server_pem[] = "-----BEGIN CERTIFICATE-----\n"
"MIICsDCCAhmgAwIBAgIJAPa14A4WCQpNMA0GCSqGSIb3DQEBBAUAMEUxCzAJBgNV\n"
"BAYTAkFVMRMwEQYDVQQIEwpTb21lLVN0YXRlMSEwHwYDVQQKExhJbnRlcm5ldCBX\n"
"aWRnaXRzIFB0eSBMdGQwHhcNMTAxMjEyMTYwNzMzWhcNMTExMjEyMTYwNzMzWjBF\n"
"MQswCQYDVQQGEwJBVTETMBEGA1UECBMKU29tZS1TdGF0ZTEhMB8GA1UEChMYSW50\n"
"ZXJuZXQgV2lkZ2l0cyBQdHkgTHRkMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKB\n"
"gQDBkfualV4+vxIEBg1TWXy2T1nf0Dch8XoQG824o3EAzuIRHdBGHvzRNfmQOlje\n"
"XVU/Cds376EYOblxoZNVNQYMf1fkwTUnDWXNl3wR5A4m4Govi2y61b7NA8/AMxO9\n"
"wtuIAI+Yty2UAjacvt3yqG2J1r55kIOsYeDoy1E5Hpo8gwIDAQABo4GnMIGkMB0G\n"
"A1UdDgQWBBRgMM6zsFJ2DGv7B1URsUmx1BBAPzB1BgNVHSMEbjBsgBRgMM6zsFJ2\n"
"DGv7B1URsUmx1BBAP6FJpEcwRTELMAkGA1UEBhMCQVUxEzARBgNVBAgTClNvbWUt\n"
"U3RhdGUxITAfBgNVBAoTGEludGVybmV0IFdpZGdpdHMgUHR5IEx0ZIIJAPa14A4W\n"
"CQpNMAwGA1UdEwQFMAMBAf8wDQYJKoZIhvcNAQEEBQADgYEAoU/4pb2QTEgCwhzG\n"
"k6BPIz2WhOeIAAZ9fQmVxL5pbcgIUC4SnoJ3MtwB02Abbk5pIeSgtgJ50R4SmluM\n"
"T+0G1p772RqN+tLWihJqWgmODhfppUm9pp07UfL6yn4wAnyvzevadVXl6GCPocL9\n"
"cvcuBiBPlRU/giP3n15OtJ6KL9U=\n"
"-----END CERTIFICATE-----\n";
SSL_load_error_strings();
client_bio = BIO_new_mem_buf(client_pem, -1);
client_cert = PEM_read_bio_X509(client_bio, NULL, NULL, NULL);
server_bio = BIO_new_mem_buf(server_pem, -1);
server_cert = PEM_read_bio_X509(server_bio, NULL, NULL, NULL);
nonce[0] = 0x1;
nonce[1] = 0x2;
nonce[2] = 0x3;
nonce[3] = 0x4;
response = new PoloChallengeResponse(client_cert, server_cert);
}
virtual void TearDown() {
X509_free(client_cert);
BIO_free(client_bio);
X509_free(server_cert);
BIO_free(server_bio);
delete response;
}
BIO* client_bio;
X509* client_cert;
BIO* server_bio;
X509* server_cert;
Nonce nonce;
PoloChallengeResponse* response;
};
TEST_F(PoloChallengeResponseTest, GetAlpha) {
const Alpha* alpha = response->GetAlpha(nonce);
ASSERT_TRUE(alpha);
ASSERT_EQ("E4DA87E4A544B30C98FC8A4731C10828506A97BA143950D7C68D9BF58ED4C397",
util::PoloUtil::BytesToHexString(&(*alpha)[0], alpha->size()));
delete alpha;
}
TEST_F(PoloChallengeResponseTest, TestGetGamma) {
const Gamma* gamma = response->GetGamma(nonce);
ASSERT_TRUE(gamma);
ASSERT_EQ("E4DA87E401020304",
util::PoloUtil::BytesToHexString(&(*gamma)[0], gamma->size()));
delete gamma;
}
TEST_F(PoloChallengeResponseTest, TestExtractNonce) {
const Gamma* gamma = response->GetGamma(nonce);
ASSERT_TRUE(gamma);
ASSERT_EQ("E4DA87E401020304",
util::PoloUtil::BytesToHexString(&(*gamma)[0], gamma->size()));
const Nonce* extracted = response->ExtractNonce(*gamma);
ASSERT_TRUE(extracted);
ASSERT_EQ("01020304",
util::PoloUtil::BytesToHexString(&(*extracted)[0],
extracted->size()));
delete gamma;
delete extracted;
}
TEST_F(PoloChallengeResponseTest, TestCheckGamma) {
Gamma gamma(8);
gamma[0] = 0xE4;
gamma[1] = 0xDA;
gamma[2] = 0x87;
gamma[3] = 0xE4;
gamma[4] = 0x01;
gamma[5] = 0x02;
gamma[6] = 0x03;
gamma[7] = 0x04;
ASSERT_TRUE(response->CheckGamma(gamma));
}
} // namespace pairing
} // namespace polo
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