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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "net/cert/cert_verify_proc.h"
      6 
      7 #include <vector>
      8 
      9 #include "base/callback_helpers.h"
     10 #include "base/files/file_path.h"
     11 #include "base/files/file_util.h"
     12 #include "base/logging.h"
     13 #include "base/sha1.h"
     14 #include "base/strings/string_number_conversions.h"
     15 #include "crypto/sha2.h"
     16 #include "net/base/net_errors.h"
     17 #include "net/base/test_data_directory.h"
     18 #include "net/cert/asn1_util.h"
     19 #include "net/cert/cert_status_flags.h"
     20 #include "net/cert/cert_verifier.h"
     21 #include "net/cert/cert_verify_result.h"
     22 #include "net/cert/crl_set.h"
     23 #include "net/cert/crl_set_storage.h"
     24 #include "net/cert/test_root_certs.h"
     25 #include "net/cert/x509_certificate.h"
     26 #include "net/test/cert_test_util.h"
     27 #include "net/test/test_certificate_data.h"
     28 #include "testing/gtest/include/gtest/gtest.h"
     29 
     30 #if defined(OS_WIN)
     31 #include "base/win/windows_version.h"
     32 #elif defined(OS_MACOSX) && !defined(OS_IOS)
     33 #include "base/mac/mac_util.h"
     34 #elif defined(OS_ANDROID)
     35 #include "base/android/build_info.h"
     36 #endif
     37 
     38 using base::HexEncode;
     39 
     40 namespace net {
     41 
     42 namespace {
     43 
     44 // A certificate for www.paypal.com with a NULL byte in the common name.
     45 // From http://www.gossamer-threads.com/lists/fulldisc/full-disclosure/70363
     46 unsigned char paypal_null_fingerprint[] = {
     47   0x4c, 0x88, 0x9e, 0x28, 0xd7, 0x7a, 0x44, 0x1e, 0x13, 0xf2, 0x6a, 0xba,
     48   0x1f, 0xe8, 0x1b, 0xd6, 0xab, 0x7b, 0xe8, 0xd7
     49 };
     50 
     51 // Mock CertVerifyProc that will set |verify_result->is_issued_by_known_root|
     52 // for all certificates that are Verified.
     53 class WellKnownCaCertVerifyProc : public CertVerifyProc {
     54  public:
     55   // Initialize a CertVerifyProc that will set
     56   // |verify_result->is_issued_by_known_root| to |is_well_known|.
     57   explicit WellKnownCaCertVerifyProc(bool is_well_known)
     58       : is_well_known_(is_well_known) {}
     59 
     60   // CertVerifyProc implementation:
     61   virtual bool SupportsAdditionalTrustAnchors() const OVERRIDE { return false; }
     62 
     63  protected:
     64   virtual ~WellKnownCaCertVerifyProc() {}
     65 
     66  private:
     67   virtual int VerifyInternal(X509Certificate* cert,
     68                              const std::string& hostname,
     69                              int flags,
     70                              CRLSet* crl_set,
     71                              const CertificateList& additional_trust_anchors,
     72                              CertVerifyResult* verify_result) OVERRIDE;
     73 
     74   const bool is_well_known_;
     75 
     76   DISALLOW_COPY_AND_ASSIGN(WellKnownCaCertVerifyProc);
     77 };
     78 
     79 int WellKnownCaCertVerifyProc::VerifyInternal(
     80     X509Certificate* cert,
     81     const std::string& hostname,
     82     int flags,
     83     CRLSet* crl_set,
     84     const CertificateList& additional_trust_anchors,
     85     CertVerifyResult* verify_result) {
     86   verify_result->is_issued_by_known_root = is_well_known_;
     87   return OK;
     88 }
     89 
     90 bool SupportsReturningVerifiedChain() {
     91 #if defined(OS_ANDROID)
     92   // Before API level 17, Android does not expose the APIs necessary to get at
     93   // the verified certificate chain.
     94   if (base::android::BuildInfo::GetInstance()->sdk_int() < 17)
     95     return false;
     96 #endif
     97   return true;
     98 }
     99 
    100 bool SupportsDetectingKnownRoots() {
    101 #if defined(OS_ANDROID)
    102   // Before API level 17, Android does not expose the APIs necessary to get at
    103   // the verified certificate chain and detect known roots.
    104   if (base::android::BuildInfo::GetInstance()->sdk_int() < 17)
    105     return false;
    106 #endif
    107   return true;
    108 }
    109 
    110 }  // namespace
    111 
    112 class CertVerifyProcTest : public testing::Test {
    113  public:
    114   CertVerifyProcTest()
    115       : verify_proc_(CertVerifyProc::CreateDefault()) {
    116   }
    117   virtual ~CertVerifyProcTest() {}
    118 
    119  protected:
    120   bool SupportsAdditionalTrustAnchors() {
    121     return verify_proc_->SupportsAdditionalTrustAnchors();
    122   }
    123 
    124   int Verify(X509Certificate* cert,
    125              const std::string& hostname,
    126              int flags,
    127              CRLSet* crl_set,
    128              const CertificateList& additional_trust_anchors,
    129              CertVerifyResult* verify_result) {
    130     return verify_proc_->Verify(cert, hostname, flags, crl_set,
    131                                 additional_trust_anchors, verify_result);
    132   }
    133 
    134   const CertificateList empty_cert_list_;
    135   scoped_refptr<CertVerifyProc> verify_proc_;
    136 };
    137 
    138 TEST_F(CertVerifyProcTest, DISABLED_WithoutRevocationChecking) {
    139   // Check that verification without revocation checking works.
    140   CertificateList certs = CreateCertificateListFromFile(
    141       GetTestCertsDirectory(),
    142       "googlenew.chain.pem",
    143       X509Certificate::FORMAT_PEM_CERT_SEQUENCE);
    144 
    145   X509Certificate::OSCertHandles intermediates;
    146   intermediates.push_back(certs[1]->os_cert_handle());
    147 
    148   scoped_refptr<X509Certificate> google_full_chain =
    149       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
    150                                         intermediates);
    151 
    152   CertVerifyResult verify_result;
    153   EXPECT_EQ(OK,
    154             Verify(google_full_chain.get(),
    155                    "www.google.com",
    156                    0 /* flags */,
    157                    NULL,
    158                    empty_cert_list_,
    159                    &verify_result));
    160 }
    161 
    162 #if defined(OS_ANDROID) || defined(USE_OPENSSL_CERTS)
    163 // TODO(jnd): http://crbug.com/117478 - EV verification is not yet supported.
    164 #define MAYBE_EVVerification DISABLED_EVVerification
    165 #else
    166 #define MAYBE_EVVerification EVVerification
    167 #endif
    168 TEST_F(CertVerifyProcTest, MAYBE_EVVerification) {
    169   CertificateList certs = CreateCertificateListFromFile(
    170       GetTestCertsDirectory(),
    171       "comodo.chain.pem",
    172       X509Certificate::FORMAT_PEM_CERT_SEQUENCE);
    173   ASSERT_EQ(3U, certs.size());
    174 
    175   X509Certificate::OSCertHandles intermediates;
    176   intermediates.push_back(certs[1]->os_cert_handle());
    177   intermediates.push_back(certs[2]->os_cert_handle());
    178 
    179   scoped_refptr<X509Certificate> comodo_chain =
    180       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
    181                                         intermediates);
    182 
    183   scoped_refptr<CRLSet> crl_set(CRLSet::ForTesting(false, NULL, ""));
    184   CertVerifyResult verify_result;
    185   int flags = CertVerifier::VERIFY_EV_CERT;
    186   int error = Verify(comodo_chain.get(),
    187                      "comodo.com",
    188                      flags,
    189                      crl_set.get(),
    190                      empty_cert_list_,
    191                      &verify_result);
    192   EXPECT_EQ(OK, error);
    193   EXPECT_TRUE(verify_result.cert_status & CERT_STATUS_IS_EV);
    194 }
    195 
    196 TEST_F(CertVerifyProcTest, PaypalNullCertParsing) {
    197   scoped_refptr<X509Certificate> paypal_null_cert(
    198       X509Certificate::CreateFromBytes(
    199           reinterpret_cast<const char*>(paypal_null_der),
    200           sizeof(paypal_null_der)));
    201 
    202   ASSERT_NE(static_cast<X509Certificate*>(NULL), paypal_null_cert.get());
    203 
    204   const SHA1HashValue& fingerprint =
    205       paypal_null_cert->fingerprint();
    206   for (size_t i = 0; i < 20; ++i)
    207     EXPECT_EQ(paypal_null_fingerprint[i], fingerprint.data[i]);
    208 
    209   int flags = 0;
    210   CertVerifyResult verify_result;
    211   int error = Verify(paypal_null_cert.get(),
    212                      "www.paypal.com",
    213                      flags,
    214                      NULL,
    215                      empty_cert_list_,
    216                      &verify_result);
    217 #if defined(USE_NSS) || defined(OS_IOS) || defined(OS_ANDROID)
    218   EXPECT_EQ(ERR_CERT_COMMON_NAME_INVALID, error);
    219 #else
    220   // TOOD(bulach): investigate why macosx and win aren't returning
    221   // ERR_CERT_INVALID or ERR_CERT_COMMON_NAME_INVALID.
    222   EXPECT_EQ(ERR_CERT_AUTHORITY_INVALID, error);
    223 #endif
    224   // Either the system crypto library should correctly report a certificate
    225   // name mismatch, or our certificate blacklist should cause us to report an
    226   // invalid certificate.
    227 #if defined(USE_NSS) || defined(OS_WIN) || defined(OS_IOS)
    228   EXPECT_TRUE(verify_result.cert_status &
    229               (CERT_STATUS_COMMON_NAME_INVALID | CERT_STATUS_INVALID));
    230 #endif
    231 }
    232 
    233 // A regression test for http://crbug.com/31497.
    234 #if defined(OS_ANDROID)
    235 // Disabled on Android, as the Android verification libraries require an
    236 // explicit policy to be specified, even when anyPolicy is permitted.
    237 #define MAYBE_IntermediateCARequireExplicitPolicy \
    238     DISABLED_IntermediateCARequireExplicitPolicy
    239 #else
    240 #define MAYBE_IntermediateCARequireExplicitPolicy \
    241     IntermediateCARequireExplicitPolicy
    242 #endif
    243 TEST_F(CertVerifyProcTest, MAYBE_IntermediateCARequireExplicitPolicy) {
    244   base::FilePath certs_dir = GetTestCertsDirectory();
    245 
    246   CertificateList certs = CreateCertificateListFromFile(
    247       certs_dir, "explicit-policy-chain.pem",
    248       X509Certificate::FORMAT_AUTO);
    249   ASSERT_EQ(3U, certs.size());
    250 
    251   X509Certificate::OSCertHandles intermediates;
    252   intermediates.push_back(certs[1]->os_cert_handle());
    253 
    254   scoped_refptr<X509Certificate> cert =
    255       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
    256                                         intermediates);
    257   ASSERT_TRUE(cert.get());
    258 
    259   ScopedTestRoot scoped_root(certs[2].get());
    260 
    261   int flags = 0;
    262   CertVerifyResult verify_result;
    263   int error = Verify(cert.get(),
    264                      "policy_test.example",
    265                      flags,
    266                      NULL,
    267                      empty_cert_list_,
    268                      &verify_result);
    269   EXPECT_EQ(OK, error);
    270   EXPECT_EQ(0u, verify_result.cert_status);
    271 }
    272 
    273 // Test for bug 58437.
    274 // This certificate will expire on 2011-12-21. The test will still
    275 // pass if error == ERR_CERT_DATE_INVALID.
    276 // This test is DISABLED because it appears that we cannot do
    277 // certificate revocation checking when running all of the net unit tests.
    278 // This test passes when run individually, but when run with all of the net
    279 // unit tests, the call to PKIXVerifyCert returns the NSS error -8180, which is
    280 // SEC_ERROR_REVOKED_CERTIFICATE. This indicates a lack of revocation
    281 // status, i.e. that the revocation check is failing for some reason.
    282 TEST_F(CertVerifyProcTest, DISABLED_GlobalSignR3EVTest) {
    283   base::FilePath certs_dir = GetTestCertsDirectory();
    284 
    285   scoped_refptr<X509Certificate> server_cert =
    286       ImportCertFromFile(certs_dir, "2029_globalsign_com_cert.pem");
    287   ASSERT_NE(static_cast<X509Certificate*>(NULL), server_cert.get());
    288 
    289   scoped_refptr<X509Certificate> intermediate_cert =
    290       ImportCertFromFile(certs_dir, "globalsign_ev_sha256_ca_cert.pem");
    291   ASSERT_NE(static_cast<X509Certificate*>(NULL), intermediate_cert.get());
    292 
    293   X509Certificate::OSCertHandles intermediates;
    294   intermediates.push_back(intermediate_cert->os_cert_handle());
    295   scoped_refptr<X509Certificate> cert_chain =
    296       X509Certificate::CreateFromHandle(server_cert->os_cert_handle(),
    297                                         intermediates);
    298 
    299   CertVerifyResult verify_result;
    300   int flags = CertVerifier::VERIFY_REV_CHECKING_ENABLED |
    301               CertVerifier::VERIFY_EV_CERT;
    302   int error = Verify(cert_chain.get(),
    303                      "2029.globalsign.com",
    304                      flags,
    305                      NULL,
    306                      empty_cert_list_,
    307                      &verify_result);
    308   if (error == OK)
    309     EXPECT_TRUE(verify_result.cert_status & CERT_STATUS_IS_EV);
    310   else
    311     EXPECT_EQ(ERR_CERT_DATE_INVALID, error);
    312 }
    313 
    314 // Test that verifying an ECDSA certificate doesn't crash on XP. (See
    315 // crbug.com/144466).
    316 TEST_F(CertVerifyProcTest, ECDSA_RSA) {
    317   base::FilePath certs_dir = GetTestCertsDirectory();
    318 
    319   scoped_refptr<X509Certificate> cert =
    320       ImportCertFromFile(certs_dir,
    321                          "prime256v1-ecdsa-ee-by-1024-rsa-intermediate.pem");
    322 
    323   CertVerifyResult verify_result;
    324   Verify(cert.get(), "127.0.0.1", 0, NULL, empty_cert_list_, &verify_result);
    325 
    326   // We don't check verify_result because the certificate is signed by an
    327   // unknown CA and will be considered invalid on XP because of the ECDSA
    328   // public key.
    329 }
    330 
    331 // Currently, only RSA and DSA keys are checked for weakness, and our example
    332 // weak size is 768. These could change in the future.
    333 //
    334 // Note that this means there may be false negatives: keys for other
    335 // algorithms and which are weak will pass this test.
    336 static bool IsWeakKeyType(const std::string& key_type) {
    337   size_t pos = key_type.find("-");
    338   std::string size = key_type.substr(0, pos);
    339   std::string type = key_type.substr(pos + 1);
    340 
    341   if (type == "rsa" || type == "dsa")
    342     return size == "768";
    343 
    344   return false;
    345 }
    346 
    347 TEST_F(CertVerifyProcTest, RejectWeakKeys) {
    348   base::FilePath certs_dir = GetTestCertsDirectory();
    349   typedef std::vector<std::string> Strings;
    350   Strings key_types;
    351 
    352   // generate-weak-test-chains.sh currently has:
    353   //     key_types="768-rsa 1024-rsa 2048-rsa prime256v1-ecdsa"
    354   // We must use the same key types here. The filenames generated look like:
    355   //     2048-rsa-ee-by-768-rsa-intermediate.pem
    356   key_types.push_back("768-rsa");
    357   key_types.push_back("1024-rsa");
    358   key_types.push_back("2048-rsa");
    359 
    360   bool use_ecdsa = true;
    361 #if defined(OS_WIN)
    362   use_ecdsa = base::win::GetVersion() > base::win::VERSION_XP;
    363 #endif
    364 
    365   if (use_ecdsa)
    366     key_types.push_back("prime256v1-ecdsa");
    367 
    368   // Add the root that signed the intermediates for this test.
    369   scoped_refptr<X509Certificate> root_cert =
    370       ImportCertFromFile(certs_dir, "2048-rsa-root.pem");
    371   ASSERT_NE(static_cast<X509Certificate*>(NULL), root_cert.get());
    372   ScopedTestRoot scoped_root(root_cert.get());
    373 
    374   // Now test each chain.
    375   for (Strings::const_iterator ee_type = key_types.begin();
    376        ee_type != key_types.end(); ++ee_type) {
    377     for (Strings::const_iterator signer_type = key_types.begin();
    378          signer_type != key_types.end(); ++signer_type) {
    379       std::string basename = *ee_type + "-ee-by-" + *signer_type +
    380           "-intermediate.pem";
    381       SCOPED_TRACE(basename);
    382       scoped_refptr<X509Certificate> ee_cert =
    383           ImportCertFromFile(certs_dir, basename);
    384       ASSERT_NE(static_cast<X509Certificate*>(NULL), ee_cert.get());
    385 
    386       basename = *signer_type + "-intermediate.pem";
    387       scoped_refptr<X509Certificate> intermediate =
    388           ImportCertFromFile(certs_dir, basename);
    389       ASSERT_NE(static_cast<X509Certificate*>(NULL), intermediate.get());
    390 
    391       X509Certificate::OSCertHandles intermediates;
    392       intermediates.push_back(intermediate->os_cert_handle());
    393       scoped_refptr<X509Certificate> cert_chain =
    394           X509Certificate::CreateFromHandle(ee_cert->os_cert_handle(),
    395                                             intermediates);
    396 
    397       CertVerifyResult verify_result;
    398       int error = Verify(cert_chain.get(),
    399                          "127.0.0.1",
    400                          0,
    401                          NULL,
    402                          empty_cert_list_,
    403                          &verify_result);
    404 
    405       if (IsWeakKeyType(*ee_type) || IsWeakKeyType(*signer_type)) {
    406         EXPECT_NE(OK, error);
    407         EXPECT_EQ(CERT_STATUS_WEAK_KEY,
    408                   verify_result.cert_status & CERT_STATUS_WEAK_KEY);
    409         EXPECT_NE(CERT_STATUS_INVALID,
    410                   verify_result.cert_status & CERT_STATUS_INVALID);
    411       } else {
    412         EXPECT_EQ(OK, error);
    413         EXPECT_EQ(0U, verify_result.cert_status & CERT_STATUS_WEAK_KEY);
    414       }
    415     }
    416   }
    417 }
    418 
    419 // Regression test for http://crbug.com/108514.
    420 #if defined(OS_MACOSX) && !defined(OS_IOS)
    421 // Disabled on OS X - Security.framework doesn't ignore superflous certificates
    422 // provided by servers. See CertVerifyProcTest.CybertrustGTERoot for further
    423 // details.
    424 #define MAYBE_ExtraneousMD5RootCert DISABLED_ExtraneousMD5RootCert
    425 #else
    426 #define MAYBE_ExtraneousMD5RootCert ExtraneousMD5RootCert
    427 #endif
    428 TEST_F(CertVerifyProcTest, MAYBE_ExtraneousMD5RootCert) {
    429   if (!SupportsReturningVerifiedChain()) {
    430     LOG(INFO) << "Skipping this test in this platform.";
    431     return;
    432   }
    433 
    434   base::FilePath certs_dir = GetTestCertsDirectory();
    435 
    436   scoped_refptr<X509Certificate> server_cert =
    437       ImportCertFromFile(certs_dir, "cross-signed-leaf.pem");
    438   ASSERT_NE(static_cast<X509Certificate*>(NULL), server_cert.get());
    439 
    440   scoped_refptr<X509Certificate> extra_cert =
    441       ImportCertFromFile(certs_dir, "cross-signed-root-md5.pem");
    442   ASSERT_NE(static_cast<X509Certificate*>(NULL), extra_cert.get());
    443 
    444   scoped_refptr<X509Certificate> root_cert =
    445       ImportCertFromFile(certs_dir, "cross-signed-root-sha1.pem");
    446   ASSERT_NE(static_cast<X509Certificate*>(NULL), root_cert.get());
    447 
    448   ScopedTestRoot scoped_root(root_cert.get());
    449 
    450   X509Certificate::OSCertHandles intermediates;
    451   intermediates.push_back(extra_cert->os_cert_handle());
    452   scoped_refptr<X509Certificate> cert_chain =
    453       X509Certificate::CreateFromHandle(server_cert->os_cert_handle(),
    454                                         intermediates);
    455 
    456   CertVerifyResult verify_result;
    457   int flags = 0;
    458   int error = Verify(cert_chain.get(),
    459                      "127.0.0.1",
    460                      flags,
    461                      NULL,
    462                      empty_cert_list_,
    463                      &verify_result);
    464   EXPECT_EQ(OK, error);
    465 
    466   // The extra MD5 root should be discarded
    467   ASSERT_TRUE(verify_result.verified_cert.get());
    468   ASSERT_EQ(1u,
    469             verify_result.verified_cert->GetIntermediateCertificates().size());
    470   EXPECT_TRUE(X509Certificate::IsSameOSCert(
    471         verify_result.verified_cert->GetIntermediateCertificates().front(),
    472         root_cert->os_cert_handle()));
    473 
    474   EXPECT_FALSE(verify_result.has_md5);
    475 }
    476 
    477 // Test for bug 94673.
    478 TEST_F(CertVerifyProcTest, GoogleDigiNotarTest) {
    479   base::FilePath certs_dir = GetTestCertsDirectory();
    480 
    481   scoped_refptr<X509Certificate> server_cert =
    482       ImportCertFromFile(certs_dir, "google_diginotar.pem");
    483   ASSERT_NE(static_cast<X509Certificate*>(NULL), server_cert.get());
    484 
    485   scoped_refptr<X509Certificate> intermediate_cert =
    486       ImportCertFromFile(certs_dir, "diginotar_public_ca_2025.pem");
    487   ASSERT_NE(static_cast<X509Certificate*>(NULL), intermediate_cert.get());
    488 
    489   X509Certificate::OSCertHandles intermediates;
    490   intermediates.push_back(intermediate_cert->os_cert_handle());
    491   scoped_refptr<X509Certificate> cert_chain =
    492       X509Certificate::CreateFromHandle(server_cert->os_cert_handle(),
    493                                         intermediates);
    494 
    495   CertVerifyResult verify_result;
    496   int flags = CertVerifier::VERIFY_REV_CHECKING_ENABLED;
    497   int error = Verify(cert_chain.get(),
    498                      "mail.google.com",
    499                      flags,
    500                      NULL,
    501                      empty_cert_list_,
    502                      &verify_result);
    503   EXPECT_NE(OK, error);
    504 
    505   // Now turn off revocation checking.  Certificate verification should still
    506   // fail.
    507   flags = 0;
    508   error = Verify(cert_chain.get(),
    509                  "mail.google.com",
    510                  flags,
    511                  NULL,
    512                  empty_cert_list_,
    513                  &verify_result);
    514   EXPECT_NE(OK, error);
    515 }
    516 
    517 TEST_F(CertVerifyProcTest, DigiNotarCerts) {
    518   static const char* const kDigiNotarFilenames[] = {
    519     "diginotar_root_ca.pem",
    520     "diginotar_cyber_ca.pem",
    521     "diginotar_services_1024_ca.pem",
    522     "diginotar_pkioverheid.pem",
    523     "diginotar_pkioverheid_g2.pem",
    524     NULL,
    525   };
    526 
    527   base::FilePath certs_dir = GetTestCertsDirectory();
    528 
    529   for (size_t i = 0; kDigiNotarFilenames[i]; i++) {
    530     scoped_refptr<X509Certificate> diginotar_cert =
    531         ImportCertFromFile(certs_dir, kDigiNotarFilenames[i]);
    532     std::string der_bytes;
    533     ASSERT_TRUE(X509Certificate::GetDEREncoded(
    534         diginotar_cert->os_cert_handle(), &der_bytes));
    535 
    536     base::StringPiece spki;
    537     ASSERT_TRUE(asn1::ExtractSPKIFromDERCert(der_bytes, &spki));
    538 
    539     std::string spki_sha1 = base::SHA1HashString(spki.as_string());
    540 
    541     HashValueVector public_keys;
    542     HashValue hash(HASH_VALUE_SHA1);
    543     ASSERT_EQ(hash.size(), spki_sha1.size());
    544     memcpy(hash.data(), spki_sha1.data(), spki_sha1.size());
    545     public_keys.push_back(hash);
    546 
    547     EXPECT_TRUE(CertVerifyProc::IsPublicKeyBlacklisted(public_keys)) <<
    548         "Public key not blocked for " << kDigiNotarFilenames[i];
    549   }
    550 }
    551 
    552 TEST_F(CertVerifyProcTest, NameConstraintsOk) {
    553   CertificateList ca_cert_list =
    554       CreateCertificateListFromFile(GetTestCertsDirectory(),
    555                                     "root_ca_cert.pem",
    556                                     X509Certificate::FORMAT_AUTO);
    557   ASSERT_EQ(1U, ca_cert_list.size());
    558   ScopedTestRoot test_root(ca_cert_list[0].get());
    559 
    560   CertificateList cert_list = CreateCertificateListFromFile(
    561       GetTestCertsDirectory(), "name_constraint_good.pem",
    562       X509Certificate::FORMAT_AUTO);
    563   ASSERT_EQ(1U, cert_list.size());
    564 
    565   X509Certificate::OSCertHandles intermediates;
    566   scoped_refptr<X509Certificate> leaf =
    567       X509Certificate::CreateFromHandle(cert_list[0]->os_cert_handle(),
    568                                         intermediates);
    569 
    570   int flags = 0;
    571   CertVerifyResult verify_result;
    572   int error = Verify(leaf.get(),
    573                      "test.example.com",
    574                      flags,
    575                      NULL,
    576                      empty_cert_list_,
    577                      &verify_result);
    578   EXPECT_EQ(OK, error);
    579   EXPECT_EQ(0U, verify_result.cert_status);
    580 }
    581 
    582 TEST_F(CertVerifyProcTest, NameConstraintsFailure) {
    583   if (!SupportsReturningVerifiedChain()) {
    584     LOG(INFO) << "Skipping this test in this platform.";
    585     return;
    586   }
    587 
    588   CertificateList ca_cert_list =
    589       CreateCertificateListFromFile(GetTestCertsDirectory(),
    590                                     "root_ca_cert.pem",
    591                                     X509Certificate::FORMAT_AUTO);
    592   ASSERT_EQ(1U, ca_cert_list.size());
    593   ScopedTestRoot test_root(ca_cert_list[0].get());
    594 
    595   CertificateList cert_list = CreateCertificateListFromFile(
    596       GetTestCertsDirectory(), "name_constraint_bad.pem",
    597       X509Certificate::FORMAT_AUTO);
    598   ASSERT_EQ(1U, cert_list.size());
    599 
    600   X509Certificate::OSCertHandles intermediates;
    601   scoped_refptr<X509Certificate> leaf =
    602       X509Certificate::CreateFromHandle(cert_list[0]->os_cert_handle(),
    603                                         intermediates);
    604 
    605   int flags = 0;
    606   CertVerifyResult verify_result;
    607   int error = Verify(leaf.get(),
    608                      "test.example.com",
    609                      flags,
    610                      NULL,
    611                      empty_cert_list_,
    612                      &verify_result);
    613   EXPECT_EQ(ERR_CERT_NAME_CONSTRAINT_VIOLATION, error);
    614   EXPECT_EQ(CERT_STATUS_NAME_CONSTRAINT_VIOLATION,
    615             verify_result.cert_status & CERT_STATUS_NAME_CONSTRAINT_VIOLATION);
    616 }
    617 
    618 TEST_F(CertVerifyProcTest, TestKnownRoot) {
    619   if (!SupportsDetectingKnownRoots()) {
    620     LOG(INFO) << "Skipping this test in this platform.";
    621     return;
    622   }
    623 
    624   base::FilePath certs_dir = GetTestCertsDirectory();
    625   CertificateList certs = CreateCertificateListFromFile(
    626       certs_dir, "satveda.pem", X509Certificate::FORMAT_AUTO);
    627   ASSERT_EQ(2U, certs.size());
    628 
    629   X509Certificate::OSCertHandles intermediates;
    630   intermediates.push_back(certs[1]->os_cert_handle());
    631 
    632   scoped_refptr<X509Certificate> cert_chain =
    633       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
    634                                         intermediates);
    635 
    636   int flags = 0;
    637   CertVerifyResult verify_result;
    638   // This will blow up, May 24th, 2019. Sorry! Please disable and file a bug
    639   // against agl. See also PublicKeyHashes.
    640   int error = Verify(cert_chain.get(),
    641                      "satveda.com",
    642                      flags,
    643                      NULL,
    644                      empty_cert_list_,
    645                      &verify_result);
    646   EXPECT_EQ(OK, error);
    647   EXPECT_EQ(CERT_STATUS_SHA1_SIGNATURE_PRESENT, verify_result.cert_status);
    648   EXPECT_TRUE(verify_result.is_issued_by_known_root);
    649 }
    650 
    651 // The certse.pem certificate has been revoked. crbug.com/259723.
    652 TEST_F(CertVerifyProcTest, PublicKeyHashes) {
    653   if (!SupportsReturningVerifiedChain()) {
    654     LOG(INFO) << "Skipping this test in this platform.";
    655     return;
    656   }
    657 
    658   base::FilePath certs_dir = GetTestCertsDirectory();
    659   CertificateList certs = CreateCertificateListFromFile(
    660       certs_dir, "satveda.pem", X509Certificate::FORMAT_AUTO);
    661   ASSERT_EQ(2U, certs.size());
    662 
    663   X509Certificate::OSCertHandles intermediates;
    664   intermediates.push_back(certs[1]->os_cert_handle());
    665 
    666   scoped_refptr<X509Certificate> cert_chain =
    667       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
    668                                         intermediates);
    669   int flags = 0;
    670   CertVerifyResult verify_result;
    671 
    672   // This will blow up, May 24th, 2019. Sorry! Please disable and file a bug
    673   // against agl. See also TestKnownRoot.
    674   int error = Verify(cert_chain.get(),
    675                      "satveda.com",
    676                      flags,
    677                      NULL,
    678                      empty_cert_list_,
    679                      &verify_result);
    680   EXPECT_EQ(OK, error);
    681   EXPECT_EQ(CERT_STATUS_SHA1_SIGNATURE_PRESENT, verify_result.cert_status);
    682   ASSERT_LE(2U, verify_result.public_key_hashes.size());
    683 
    684   HashValueVector sha1_hashes;
    685   for (size_t i = 0; i < verify_result.public_key_hashes.size(); ++i) {
    686     if (verify_result.public_key_hashes[i].tag != HASH_VALUE_SHA1)
    687       continue;
    688     sha1_hashes.push_back(verify_result.public_key_hashes[i]);
    689   }
    690   ASSERT_LE(2u, sha1_hashes.size());
    691 
    692   for (size_t i = 0; i < 2; ++i) {
    693     EXPECT_EQ(HexEncode(kSatvedaSPKIs[i], base::kSHA1Length),
    694               HexEncode(sha1_hashes[i].data(), base::kSHA1Length));
    695   }
    696 
    697   HashValueVector sha256_hashes;
    698   for (size_t i = 0; i < verify_result.public_key_hashes.size(); ++i) {
    699     if (verify_result.public_key_hashes[i].tag != HASH_VALUE_SHA256)
    700       continue;
    701     sha256_hashes.push_back(verify_result.public_key_hashes[i]);
    702   }
    703   ASSERT_LE(2u, sha256_hashes.size());
    704 
    705   for (size_t i = 0; i < 2; ++i) {
    706     EXPECT_EQ(HexEncode(kSatvedaSPKIsSHA256[i], crypto::kSHA256Length),
    707               HexEncode(sha256_hashes[i].data(), crypto::kSHA256Length));
    708   }
    709 }
    710 
    711 // A regression test for http://crbug.com/70293.
    712 // The Key Usage extension in this RSA SSL server certificate does not have
    713 // the keyEncipherment bit.
    714 TEST_F(CertVerifyProcTest, InvalidKeyUsage) {
    715   base::FilePath certs_dir = GetTestCertsDirectory();
    716 
    717   scoped_refptr<X509Certificate> server_cert =
    718       ImportCertFromFile(certs_dir, "invalid_key_usage_cert.der");
    719   ASSERT_NE(static_cast<X509Certificate*>(NULL), server_cert.get());
    720 
    721   int flags = 0;
    722   CertVerifyResult verify_result;
    723   int error = Verify(server_cert.get(),
    724                      "jira.aquameta.com",
    725                      flags,
    726                      NULL,
    727                      empty_cert_list_,
    728                      &verify_result);
    729 #if defined(USE_OPENSSL_CERTS) && !defined(OS_ANDROID)
    730   // This certificate has two errors: "invalid key usage" and "untrusted CA".
    731   // However, OpenSSL returns only one (the latter), and we can't detect
    732   // the other errors.
    733   EXPECT_EQ(ERR_CERT_AUTHORITY_INVALID, error);
    734 #else
    735   EXPECT_EQ(ERR_CERT_INVALID, error);
    736   EXPECT_TRUE(verify_result.cert_status & CERT_STATUS_INVALID);
    737 #endif
    738   // TODO(wtc): fix http://crbug.com/75520 to get all the certificate errors
    739   // from NSS.
    740 #if !defined(USE_NSS) && !defined(OS_IOS) && !defined(OS_ANDROID)
    741   // The certificate is issued by an unknown CA.
    742   EXPECT_TRUE(verify_result.cert_status & CERT_STATUS_AUTHORITY_INVALID);
    743 #endif
    744 }
    745 
    746 // Basic test for returning the chain in CertVerifyResult. Note that the
    747 // returned chain may just be a reflection of the originally supplied chain;
    748 // that is, if any errors occur, the default chain returned is an exact copy
    749 // of the certificate to be verified. The remaining VerifyReturn* tests are
    750 // used to ensure that the actual, verified chain is being returned by
    751 // Verify().
    752 TEST_F(CertVerifyProcTest, VerifyReturnChainBasic) {
    753   if (!SupportsReturningVerifiedChain()) {
    754     LOG(INFO) << "Skipping this test in this platform.";
    755     return;
    756   }
    757 
    758   base::FilePath certs_dir = GetTestCertsDirectory();
    759   CertificateList certs = CreateCertificateListFromFile(
    760       certs_dir, "x509_verify_results.chain.pem",
    761       X509Certificate::FORMAT_AUTO);
    762   ASSERT_EQ(3U, certs.size());
    763 
    764   X509Certificate::OSCertHandles intermediates;
    765   intermediates.push_back(certs[1]->os_cert_handle());
    766   intermediates.push_back(certs[2]->os_cert_handle());
    767 
    768   ScopedTestRoot scoped_root(certs[2].get());
    769 
    770   scoped_refptr<X509Certificate> google_full_chain =
    771       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
    772                                         intermediates);
    773   ASSERT_NE(static_cast<X509Certificate*>(NULL), google_full_chain.get());
    774   ASSERT_EQ(2U, google_full_chain->GetIntermediateCertificates().size());
    775 
    776   CertVerifyResult verify_result;
    777   EXPECT_EQ(static_cast<X509Certificate*>(NULL),
    778             verify_result.verified_cert.get());
    779   int error = Verify(google_full_chain.get(),
    780                      "127.0.0.1",
    781                      0,
    782                      NULL,
    783                      empty_cert_list_,
    784                      &verify_result);
    785   EXPECT_EQ(OK, error);
    786   ASSERT_NE(static_cast<X509Certificate*>(NULL),
    787             verify_result.verified_cert.get());
    788 
    789   EXPECT_NE(google_full_chain, verify_result.verified_cert);
    790   EXPECT_TRUE(X509Certificate::IsSameOSCert(
    791       google_full_chain->os_cert_handle(),
    792       verify_result.verified_cert->os_cert_handle()));
    793   const X509Certificate::OSCertHandles& return_intermediates =
    794       verify_result.verified_cert->GetIntermediateCertificates();
    795   ASSERT_EQ(2U, return_intermediates.size());
    796   EXPECT_TRUE(X509Certificate::IsSameOSCert(return_intermediates[0],
    797                                             certs[1]->os_cert_handle()));
    798   EXPECT_TRUE(X509Certificate::IsSameOSCert(return_intermediates[1],
    799                                             certs[2]->os_cert_handle()));
    800 }
    801 
    802 // Test that certificates issued for 'intranet' names (that is, containing no
    803 // known public registry controlled domain information) issued by well-known
    804 // CAs are flagged appropriately, while certificates that are issued by
    805 // internal CAs are not flagged.
    806 TEST_F(CertVerifyProcTest, IntranetHostsRejected) {
    807   if (!SupportsDetectingKnownRoots()) {
    808     LOG(INFO) << "Skipping this test in this platform.";
    809     return;
    810   }
    811 
    812   CertificateList cert_list = CreateCertificateListFromFile(
    813       GetTestCertsDirectory(), "ok_cert.pem",
    814       X509Certificate::FORMAT_AUTO);
    815   ASSERT_EQ(1U, cert_list.size());
    816   scoped_refptr<X509Certificate> cert(cert_list[0]);
    817 
    818   CertVerifyResult verify_result;
    819   int error = 0;
    820 
    821   // Intranet names for public CAs should be flagged:
    822   verify_proc_ = new WellKnownCaCertVerifyProc(true);
    823   error =
    824       Verify(cert.get(), "intranet", 0, NULL, empty_cert_list_, &verify_result);
    825   EXPECT_EQ(OK, error);
    826   EXPECT_TRUE(verify_result.cert_status & CERT_STATUS_NON_UNIQUE_NAME);
    827 
    828   // However, if the CA is not well known, these should not be flagged:
    829   verify_proc_ = new WellKnownCaCertVerifyProc(false);
    830   error =
    831       Verify(cert.get(), "intranet", 0, NULL, empty_cert_list_, &verify_result);
    832   EXPECT_EQ(OK, error);
    833   EXPECT_FALSE(verify_result.cert_status & CERT_STATUS_NON_UNIQUE_NAME);
    834 }
    835 
    836 // Test that the certificate returned in CertVerifyResult is able to reorder
    837 // certificates that are not ordered from end-entity to root. While this is
    838 // a protocol violation if sent during a TLS handshake, if multiple sources
    839 // of intermediate certificates are combined, it's possible that order may
    840 // not be maintained.
    841 TEST_F(CertVerifyProcTest, VerifyReturnChainProperlyOrdered) {
    842   if (!SupportsReturningVerifiedChain()) {
    843     LOG(INFO) << "Skipping this test in this platform.";
    844     return;
    845   }
    846 
    847   base::FilePath certs_dir = GetTestCertsDirectory();
    848   CertificateList certs = CreateCertificateListFromFile(
    849       certs_dir, "x509_verify_results.chain.pem",
    850       X509Certificate::FORMAT_AUTO);
    851   ASSERT_EQ(3U, certs.size());
    852 
    853   // Construct the chain out of order.
    854   X509Certificate::OSCertHandles intermediates;
    855   intermediates.push_back(certs[2]->os_cert_handle());
    856   intermediates.push_back(certs[1]->os_cert_handle());
    857 
    858   ScopedTestRoot scoped_root(certs[2].get());
    859 
    860   scoped_refptr<X509Certificate> google_full_chain =
    861       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
    862                                         intermediates);
    863   ASSERT_NE(static_cast<X509Certificate*>(NULL), google_full_chain.get());
    864   ASSERT_EQ(2U, google_full_chain->GetIntermediateCertificates().size());
    865 
    866   CertVerifyResult verify_result;
    867   EXPECT_EQ(static_cast<X509Certificate*>(NULL),
    868             verify_result.verified_cert.get());
    869   int error = Verify(google_full_chain.get(),
    870                      "127.0.0.1",
    871                      0,
    872                      NULL,
    873                      empty_cert_list_,
    874                      &verify_result);
    875   EXPECT_EQ(OK, error);
    876   ASSERT_NE(static_cast<X509Certificate*>(NULL),
    877             verify_result.verified_cert.get());
    878 
    879   EXPECT_NE(google_full_chain, verify_result.verified_cert);
    880   EXPECT_TRUE(X509Certificate::IsSameOSCert(
    881       google_full_chain->os_cert_handle(),
    882       verify_result.verified_cert->os_cert_handle()));
    883   const X509Certificate::OSCertHandles& return_intermediates =
    884       verify_result.verified_cert->GetIntermediateCertificates();
    885   ASSERT_EQ(2U, return_intermediates.size());
    886   EXPECT_TRUE(X509Certificate::IsSameOSCert(return_intermediates[0],
    887                                             certs[1]->os_cert_handle()));
    888   EXPECT_TRUE(X509Certificate::IsSameOSCert(return_intermediates[1],
    889                                             certs[2]->os_cert_handle()));
    890 }
    891 
    892 // Test that Verify() filters out certificates which are not related to
    893 // or part of the certificate chain being verified.
    894 TEST_F(CertVerifyProcTest, VerifyReturnChainFiltersUnrelatedCerts) {
    895   if (!SupportsReturningVerifiedChain()) {
    896     LOG(INFO) << "Skipping this test in this platform.";
    897     return;
    898   }
    899 
    900   base::FilePath certs_dir = GetTestCertsDirectory();
    901   CertificateList certs = CreateCertificateListFromFile(
    902       certs_dir, "x509_verify_results.chain.pem",
    903       X509Certificate::FORMAT_AUTO);
    904   ASSERT_EQ(3U, certs.size());
    905   ScopedTestRoot scoped_root(certs[2].get());
    906 
    907   scoped_refptr<X509Certificate> unrelated_certificate =
    908       ImportCertFromFile(certs_dir, "duplicate_cn_1.pem");
    909   scoped_refptr<X509Certificate> unrelated_certificate2 =
    910       ImportCertFromFile(certs_dir, "aia-cert.pem");
    911   ASSERT_NE(static_cast<X509Certificate*>(NULL), unrelated_certificate.get());
    912   ASSERT_NE(static_cast<X509Certificate*>(NULL), unrelated_certificate2.get());
    913 
    914   // Interject unrelated certificates into the list of intermediates.
    915   X509Certificate::OSCertHandles intermediates;
    916   intermediates.push_back(unrelated_certificate->os_cert_handle());
    917   intermediates.push_back(certs[1]->os_cert_handle());
    918   intermediates.push_back(unrelated_certificate2->os_cert_handle());
    919   intermediates.push_back(certs[2]->os_cert_handle());
    920 
    921   scoped_refptr<X509Certificate> google_full_chain =
    922       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
    923                                         intermediates);
    924   ASSERT_NE(static_cast<X509Certificate*>(NULL), google_full_chain.get());
    925   ASSERT_EQ(4U, google_full_chain->GetIntermediateCertificates().size());
    926 
    927   CertVerifyResult verify_result;
    928   EXPECT_EQ(static_cast<X509Certificate*>(NULL),
    929             verify_result.verified_cert.get());
    930   int error = Verify(google_full_chain.get(),
    931                      "127.0.0.1",
    932                      0,
    933                      NULL,
    934                      empty_cert_list_,
    935                      &verify_result);
    936   EXPECT_EQ(OK, error);
    937   ASSERT_NE(static_cast<X509Certificate*>(NULL),
    938             verify_result.verified_cert.get());
    939 
    940   EXPECT_NE(google_full_chain, verify_result.verified_cert);
    941   EXPECT_TRUE(X509Certificate::IsSameOSCert(
    942       google_full_chain->os_cert_handle(),
    943       verify_result.verified_cert->os_cert_handle()));
    944   const X509Certificate::OSCertHandles& return_intermediates =
    945       verify_result.verified_cert->GetIntermediateCertificates();
    946   ASSERT_EQ(2U, return_intermediates.size());
    947   EXPECT_TRUE(X509Certificate::IsSameOSCert(return_intermediates[0],
    948                                             certs[1]->os_cert_handle()));
    949   EXPECT_TRUE(X509Certificate::IsSameOSCert(return_intermediates[1],
    950                                             certs[2]->os_cert_handle()));
    951 }
    952 
    953 TEST_F(CertVerifyProcTest, AdditionalTrustAnchors) {
    954   if (!SupportsAdditionalTrustAnchors()) {
    955     LOG(INFO) << "Skipping this test in this platform.";
    956     return;
    957   }
    958 
    959   // |ca_cert| is the issuer of |cert|.
    960   CertificateList ca_cert_list = CreateCertificateListFromFile(
    961       GetTestCertsDirectory(), "root_ca_cert.pem",
    962       X509Certificate::FORMAT_AUTO);
    963   ASSERT_EQ(1U, ca_cert_list.size());
    964   scoped_refptr<X509Certificate> ca_cert(ca_cert_list[0]);
    965 
    966   CertificateList cert_list = CreateCertificateListFromFile(
    967       GetTestCertsDirectory(), "ok_cert.pem",
    968       X509Certificate::FORMAT_AUTO);
    969   ASSERT_EQ(1U, cert_list.size());
    970   scoped_refptr<X509Certificate> cert(cert_list[0]);
    971 
    972   // Verification of |cert| fails when |ca_cert| is not in the trust anchors
    973   // list.
    974   int flags = 0;
    975   CertVerifyResult verify_result;
    976   int error = Verify(
    977       cert.get(), "127.0.0.1", flags, NULL, empty_cert_list_, &verify_result);
    978   EXPECT_EQ(ERR_CERT_AUTHORITY_INVALID, error);
    979   EXPECT_EQ(CERT_STATUS_AUTHORITY_INVALID, verify_result.cert_status);
    980   EXPECT_FALSE(verify_result.is_issued_by_additional_trust_anchor);
    981 
    982   // Now add the |ca_cert| to the |trust_anchors|, and verification should pass.
    983   CertificateList trust_anchors;
    984   trust_anchors.push_back(ca_cert);
    985   error = Verify(
    986       cert.get(), "127.0.0.1", flags, NULL, trust_anchors, &verify_result);
    987   EXPECT_EQ(OK, error);
    988   EXPECT_EQ(0U, verify_result.cert_status);
    989   EXPECT_TRUE(verify_result.is_issued_by_additional_trust_anchor);
    990 
    991   // Clearing the |trust_anchors| makes verification fail again (the cache
    992   // should be skipped).
    993   error = Verify(
    994       cert.get(), "127.0.0.1", flags, NULL, empty_cert_list_, &verify_result);
    995   EXPECT_EQ(ERR_CERT_AUTHORITY_INVALID, error);
    996   EXPECT_EQ(CERT_STATUS_AUTHORITY_INVALID, verify_result.cert_status);
    997   EXPECT_FALSE(verify_result.is_issued_by_additional_trust_anchor);
    998 }
    999 
   1000 // Tests that certificates issued by user-supplied roots are not flagged as
   1001 // issued by a known root. This should pass whether or not the platform supports
   1002 // detecting known roots.
   1003 TEST_F(CertVerifyProcTest, IsIssuedByKnownRootIgnoresTestRoots) {
   1004   // Load root_ca_cert.pem into the test root store.
   1005   TestRootCerts* root_certs = TestRootCerts::GetInstance();
   1006   root_certs->AddFromFile(
   1007       GetTestCertsDirectory().AppendASCII("root_ca_cert.pem"));
   1008 
   1009   CertificateList cert_list = CreateCertificateListFromFile(
   1010       GetTestCertsDirectory(), "ok_cert.pem",
   1011       X509Certificate::FORMAT_AUTO);
   1012   ASSERT_EQ(1U, cert_list.size());
   1013   scoped_refptr<X509Certificate> cert(cert_list[0]);
   1014 
   1015   // Verification should pass.
   1016   int flags = 0;
   1017   CertVerifyResult verify_result;
   1018   int error = Verify(
   1019       cert.get(), "127.0.0.1", flags, NULL, empty_cert_list_, &verify_result);
   1020   EXPECT_EQ(OK, error);
   1021   EXPECT_EQ(0U, verify_result.cert_status);
   1022   // But should not be marked as a known root.
   1023   EXPECT_FALSE(verify_result.is_issued_by_known_root);
   1024 
   1025   root_certs->Clear();
   1026   EXPECT_TRUE(root_certs->IsEmpty());
   1027 }
   1028 
   1029 #if defined(OS_MACOSX) && !defined(OS_IOS)
   1030 // Tests that, on OS X, issues with a cross-certified Baltimore CyberTrust
   1031 // Root can be successfully worked around once Apple completes removing the
   1032 // older GTE CyberTrust Root from its trusted root store.
   1033 //
   1034 // The issue is caused by servers supplying the cross-certified intermediate
   1035 // (necessary for certain mobile platforms), which OS X does not recognize
   1036 // as already existing within its trust store.
   1037 TEST_F(CertVerifyProcTest, CybertrustGTERoot) {
   1038   CertificateList certs = CreateCertificateListFromFile(
   1039       GetTestCertsDirectory(),
   1040       "cybertrust_omniroot_chain.pem",
   1041       X509Certificate::FORMAT_PEM_CERT_SEQUENCE);
   1042   ASSERT_EQ(2U, certs.size());
   1043 
   1044   X509Certificate::OSCertHandles intermediates;
   1045   intermediates.push_back(certs[1]->os_cert_handle());
   1046 
   1047   scoped_refptr<X509Certificate> cybertrust_basic =
   1048       X509Certificate::CreateFromHandle(certs[0]->os_cert_handle(),
   1049                                         intermediates);
   1050   ASSERT_TRUE(cybertrust_basic.get());
   1051 
   1052   scoped_refptr<X509Certificate> baltimore_root =
   1053       ImportCertFromFile(GetTestCertsDirectory(),
   1054                          "cybertrust_baltimore_root.pem");
   1055   ASSERT_TRUE(baltimore_root.get());
   1056 
   1057   ScopedTestRoot scoped_root(baltimore_root.get());
   1058 
   1059   // Ensure that ONLY the Baltimore CyberTrust Root is trusted. This
   1060   // simulates Keychain removing support for the GTE CyberTrust Root.
   1061   TestRootCerts::GetInstance()->SetAllowSystemTrust(false);
   1062   base::ScopedClosureRunner reset_system_trust(
   1063       base::Bind(&TestRootCerts::SetAllowSystemTrust,
   1064                  base::Unretained(TestRootCerts::GetInstance()),
   1065                  true));
   1066 
   1067   // First, make sure a simple certificate chain from
   1068   //   EE -> Public SureServer SV -> Baltimore CyberTrust
   1069   // works. Only the first two certificates are included in the chain.
   1070   int flags = 0;
   1071   CertVerifyResult verify_result;
   1072   int error = Verify(cybertrust_basic.get(),
   1073                      "cacert.omniroot.com",
   1074                      flags,
   1075                      NULL,
   1076                      empty_cert_list_,
   1077                      &verify_result);
   1078   EXPECT_EQ(OK, error);
   1079   EXPECT_EQ(CERT_STATUS_SHA1_SIGNATURE_PRESENT, verify_result.cert_status);
   1080 
   1081   // Attempt to verify with the first known cross-certified intermediate
   1082   // provided.
   1083   scoped_refptr<X509Certificate> baltimore_intermediate_1 =
   1084       ImportCertFromFile(GetTestCertsDirectory(),
   1085                          "cybertrust_baltimore_cross_certified_1.pem");
   1086   ASSERT_TRUE(baltimore_intermediate_1.get());
   1087 
   1088   X509Certificate::OSCertHandles intermediate_chain_1 =
   1089       cybertrust_basic->GetIntermediateCertificates();
   1090   intermediate_chain_1.push_back(baltimore_intermediate_1->os_cert_handle());
   1091 
   1092   scoped_refptr<X509Certificate> baltimore_chain_1 =
   1093       X509Certificate::CreateFromHandle(cybertrust_basic->os_cert_handle(),
   1094                                         intermediate_chain_1);
   1095   error = Verify(baltimore_chain_1.get(),
   1096                  "cacert.omniroot.com",
   1097                  flags,
   1098                  NULL,
   1099                  empty_cert_list_,
   1100                  &verify_result);
   1101   EXPECT_EQ(OK, error);
   1102   EXPECT_EQ(CERT_STATUS_SHA1_SIGNATURE_PRESENT, verify_result.cert_status);
   1103 
   1104   // Attempt to verify with the second known cross-certified intermediate
   1105   // provided.
   1106   scoped_refptr<X509Certificate> baltimore_intermediate_2 =
   1107       ImportCertFromFile(GetTestCertsDirectory(),
   1108                          "cybertrust_baltimore_cross_certified_2.pem");
   1109   ASSERT_TRUE(baltimore_intermediate_2.get());
   1110 
   1111   X509Certificate::OSCertHandles intermediate_chain_2 =
   1112       cybertrust_basic->GetIntermediateCertificates();
   1113   intermediate_chain_2.push_back(baltimore_intermediate_2->os_cert_handle());
   1114 
   1115   scoped_refptr<X509Certificate> baltimore_chain_2 =
   1116       X509Certificate::CreateFromHandle(cybertrust_basic->os_cert_handle(),
   1117                                         intermediate_chain_2);
   1118   error = Verify(baltimore_chain_2.get(),
   1119                  "cacert.omniroot.com",
   1120                  flags,
   1121                  NULL,
   1122                  empty_cert_list_,
   1123                  &verify_result);
   1124   EXPECT_EQ(OK, error);
   1125   EXPECT_EQ(CERT_STATUS_SHA1_SIGNATURE_PRESENT, verify_result.cert_status);
   1126 
   1127   // Attempt to verify when both a cross-certified intermediate AND
   1128   // the legacy GTE root are provided.
   1129   scoped_refptr<X509Certificate> cybertrust_root =
   1130       ImportCertFromFile(GetTestCertsDirectory(),
   1131                          "cybertrust_gte_root.pem");
   1132   ASSERT_TRUE(cybertrust_root.get());
   1133 
   1134   intermediate_chain_2.push_back(cybertrust_root->os_cert_handle());
   1135   scoped_refptr<X509Certificate> baltimore_chain_with_root =
   1136       X509Certificate::CreateFromHandle(cybertrust_basic->os_cert_handle(),
   1137                                         intermediate_chain_2);
   1138   error = Verify(baltimore_chain_with_root.get(),
   1139                  "cacert.omniroot.com",
   1140                  flags,
   1141                  NULL,
   1142                  empty_cert_list_,
   1143                  &verify_result);
   1144   EXPECT_EQ(OK, error);
   1145   EXPECT_EQ(CERT_STATUS_SHA1_SIGNATURE_PRESENT, verify_result.cert_status);
   1146 
   1147   TestRootCerts::GetInstance()->Clear();
   1148   EXPECT_TRUE(TestRootCerts::GetInstance()->IsEmpty());
   1149 }
   1150 #endif
   1151 
   1152 #if defined(USE_NSS) || defined(OS_IOS) || defined(OS_WIN) || defined(OS_MACOSX)
   1153 // Test that CRLSets are effective in making a certificate appear to be
   1154 // revoked.
   1155 TEST_F(CertVerifyProcTest, CRLSet) {
   1156   CertificateList ca_cert_list =
   1157       CreateCertificateListFromFile(GetTestCertsDirectory(),
   1158                                     "root_ca_cert.pem",
   1159                                     X509Certificate::FORMAT_AUTO);
   1160   ASSERT_EQ(1U, ca_cert_list.size());
   1161   ScopedTestRoot test_root(ca_cert_list[0].get());
   1162 
   1163   CertificateList cert_list = CreateCertificateListFromFile(
   1164       GetTestCertsDirectory(), "ok_cert.pem", X509Certificate::FORMAT_AUTO);
   1165   ASSERT_EQ(1U, cert_list.size());
   1166   scoped_refptr<X509Certificate> cert(cert_list[0]);
   1167 
   1168   int flags = 0;
   1169   CertVerifyResult verify_result;
   1170   int error = Verify(
   1171       cert.get(), "127.0.0.1", flags, NULL, empty_cert_list_, &verify_result);
   1172   EXPECT_EQ(OK, error);
   1173   EXPECT_EQ(0U, verify_result.cert_status);
   1174 
   1175   scoped_refptr<CRLSet> crl_set;
   1176   std::string crl_set_bytes;
   1177 
   1178   // First test blocking by SPKI.
   1179   EXPECT_TRUE(base::ReadFileToString(
   1180       GetTestCertsDirectory().AppendASCII("crlset_by_leaf_spki.raw"),
   1181       &crl_set_bytes));
   1182   ASSERT_TRUE(CRLSetStorage::Parse(crl_set_bytes, &crl_set));
   1183 
   1184   error = Verify(cert.get(),
   1185                  "127.0.0.1",
   1186                  flags,
   1187                  crl_set.get(),
   1188                  empty_cert_list_,
   1189                  &verify_result);
   1190   EXPECT_EQ(ERR_CERT_REVOKED, error);
   1191 
   1192   // Second, test revocation by serial number of a cert directly under the
   1193   // root.
   1194   crl_set_bytes.clear();
   1195   EXPECT_TRUE(base::ReadFileToString(
   1196       GetTestCertsDirectory().AppendASCII("crlset_by_root_serial.raw"),
   1197       &crl_set_bytes));
   1198   ASSERT_TRUE(CRLSetStorage::Parse(crl_set_bytes, &crl_set));
   1199 
   1200   error = Verify(cert.get(),
   1201                  "127.0.0.1",
   1202                  flags,
   1203                  crl_set.get(),
   1204                  empty_cert_list_,
   1205                  &verify_result);
   1206   EXPECT_EQ(ERR_CERT_REVOKED, error);
   1207 }
   1208 
   1209 TEST_F(CertVerifyProcTest, CRLSetLeafSerial) {
   1210   CertificateList ca_cert_list =
   1211       CreateCertificateListFromFile(GetTestCertsDirectory(),
   1212                                     "quic_root.crt",
   1213                                     X509Certificate::FORMAT_AUTO);
   1214   ASSERT_EQ(1U, ca_cert_list.size());
   1215   ScopedTestRoot test_root(ca_cert_list[0].get());
   1216 
   1217   CertificateList intermediate_cert_list =
   1218       CreateCertificateListFromFile(GetTestCertsDirectory(),
   1219                                     "quic_intermediate.crt",
   1220                                     X509Certificate::FORMAT_AUTO);
   1221   ASSERT_EQ(1U, intermediate_cert_list.size());
   1222   X509Certificate::OSCertHandles intermediates;
   1223   intermediates.push_back(intermediate_cert_list[0]->os_cert_handle());
   1224 
   1225   CertificateList cert_list = CreateCertificateListFromFile(
   1226       GetTestCertsDirectory(), "quic_test.example.com.crt",
   1227       X509Certificate::FORMAT_AUTO);
   1228   ASSERT_EQ(1U, cert_list.size());
   1229 
   1230   scoped_refptr<X509Certificate> leaf =
   1231       X509Certificate::CreateFromHandle(cert_list[0]->os_cert_handle(),
   1232                                         intermediates);
   1233 
   1234   int flags = 0;
   1235   CertVerifyResult verify_result;
   1236   int error = Verify(leaf.get(),
   1237                      "test.example.com",
   1238                      flags,
   1239                      NULL,
   1240                      empty_cert_list_,
   1241                      &verify_result);
   1242   EXPECT_EQ(OK, error);
   1243   EXPECT_EQ(CERT_STATUS_SHA1_SIGNATURE_PRESENT, verify_result.cert_status);
   1244 
   1245   // Test revocation by serial number of a certificate not under the root.
   1246   scoped_refptr<CRLSet> crl_set;
   1247   std::string crl_set_bytes;
   1248   ASSERT_TRUE(base::ReadFileToString(
   1249       GetTestCertsDirectory().AppendASCII("crlset_by_intermediate_serial.raw"),
   1250       &crl_set_bytes));
   1251   ASSERT_TRUE(CRLSetStorage::Parse(crl_set_bytes, &crl_set));
   1252 
   1253   error = Verify(leaf.get(),
   1254                  "test.example.com",
   1255                  flags,
   1256                  crl_set.get(),
   1257                  empty_cert_list_,
   1258                  &verify_result);
   1259   EXPECT_EQ(ERR_CERT_REVOKED, error);
   1260 }
   1261 #endif
   1262 
   1263 enum ExpectedAlgorithms {
   1264   EXPECT_MD2 = 1 << 0,
   1265   EXPECT_MD4 = 1 << 1,
   1266   EXPECT_MD5 = 1 << 2,
   1267   EXPECT_SHA1 = 1 << 3
   1268 };
   1269 
   1270 struct WeakDigestTestData {
   1271   const char* root_cert_filename;
   1272   const char* intermediate_cert_filename;
   1273   const char* ee_cert_filename;
   1274   int expected_algorithms;
   1275 };
   1276 
   1277 // GTest 'magic' pretty-printer, so that if/when a test fails, it knows how
   1278 // to output the parameter that was passed. Without this, it will simply
   1279 // attempt to print out the first twenty bytes of the object, which depending
   1280 // on platform and alignment, may result in an invalid read.
   1281 void PrintTo(const WeakDigestTestData& data, std::ostream* os) {
   1282   *os << "root: "
   1283       << (data.root_cert_filename ? data.root_cert_filename : "none")
   1284       << "; intermediate: " << data.intermediate_cert_filename
   1285       << "; end-entity: " << data.ee_cert_filename;
   1286 }
   1287 
   1288 class CertVerifyProcWeakDigestTest
   1289     : public CertVerifyProcTest,
   1290       public testing::WithParamInterface<WeakDigestTestData> {
   1291  public:
   1292   CertVerifyProcWeakDigestTest() {}
   1293   virtual ~CertVerifyProcWeakDigestTest() {}
   1294 };
   1295 
   1296 TEST_P(CertVerifyProcWeakDigestTest, Verify) {
   1297   WeakDigestTestData data = GetParam();
   1298   base::FilePath certs_dir = GetTestCertsDirectory();
   1299 
   1300   ScopedTestRoot test_root;
   1301   if (data.root_cert_filename) {
   1302      scoped_refptr<X509Certificate> root_cert =
   1303          ImportCertFromFile(certs_dir, data.root_cert_filename);
   1304      ASSERT_NE(static_cast<X509Certificate*>(NULL), root_cert.get());
   1305      test_root.Reset(root_cert.get());
   1306   }
   1307 
   1308   scoped_refptr<X509Certificate> intermediate_cert =
   1309       ImportCertFromFile(certs_dir, data.intermediate_cert_filename);
   1310   ASSERT_NE(static_cast<X509Certificate*>(NULL), intermediate_cert.get());
   1311   scoped_refptr<X509Certificate> ee_cert =
   1312       ImportCertFromFile(certs_dir, data.ee_cert_filename);
   1313   ASSERT_NE(static_cast<X509Certificate*>(NULL), ee_cert.get());
   1314 
   1315   X509Certificate::OSCertHandles intermediates;
   1316   intermediates.push_back(intermediate_cert->os_cert_handle());
   1317 
   1318   scoped_refptr<X509Certificate> ee_chain =
   1319       X509Certificate::CreateFromHandle(ee_cert->os_cert_handle(),
   1320                                         intermediates);
   1321   ASSERT_NE(static_cast<X509Certificate*>(NULL), ee_chain.get());
   1322 
   1323   int flags = 0;
   1324   CertVerifyResult verify_result;
   1325   int rv = Verify(ee_chain.get(),
   1326                   "127.0.0.1",
   1327                   flags,
   1328                   NULL,
   1329                   empty_cert_list_,
   1330                   &verify_result);
   1331   EXPECT_EQ(!!(data.expected_algorithms & EXPECT_MD2), verify_result.has_md2);
   1332   EXPECT_EQ(!!(data.expected_algorithms & EXPECT_MD4), verify_result.has_md4);
   1333   EXPECT_EQ(!!(data.expected_algorithms & EXPECT_MD5), verify_result.has_md5);
   1334   EXPECT_EQ(!!(data.expected_algorithms & EXPECT_SHA1), verify_result.has_sha1);
   1335 
   1336   EXPECT_FALSE(verify_result.is_issued_by_additional_trust_anchor);
   1337 
   1338   // Ensure that MD4 and MD2 are tagged as invalid.
   1339   if (data.expected_algorithms & (EXPECT_MD2 | EXPECT_MD4)) {
   1340     EXPECT_EQ(CERT_STATUS_INVALID,
   1341               verify_result.cert_status & CERT_STATUS_INVALID);
   1342   }
   1343 
   1344   // Ensure that MD5 is flagged as weak.
   1345   if (data.expected_algorithms & EXPECT_MD5) {
   1346     EXPECT_EQ(
   1347         CERT_STATUS_WEAK_SIGNATURE_ALGORITHM,
   1348         verify_result.cert_status & CERT_STATUS_WEAK_SIGNATURE_ALGORITHM);
   1349   }
   1350 
   1351   // If a root cert is present, then check that the chain was rejected if any
   1352   // weak algorithms are present. This is only checked when a root cert is
   1353   // present because the error reported for incomplete chains with weak
   1354   // algorithms depends on which implementation was used to validate (NSS,
   1355   // OpenSSL, CryptoAPI, Security.framework) and upon which weak algorithm
   1356   // present (MD2, MD4, MD5).
   1357   if (data.root_cert_filename) {
   1358     if (data.expected_algorithms & (EXPECT_MD2 | EXPECT_MD4)) {
   1359       EXPECT_EQ(ERR_CERT_INVALID, rv);
   1360     } else if (data.expected_algorithms & EXPECT_MD5) {
   1361       EXPECT_EQ(ERR_CERT_WEAK_SIGNATURE_ALGORITHM, rv);
   1362     } else {
   1363       EXPECT_EQ(OK, rv);
   1364     }
   1365   }
   1366 }
   1367 
   1368 // Unlike TEST/TEST_F, which are macros that expand to further macros,
   1369 // INSTANTIATE_TEST_CASE_P is a macro that expands directly to code that
   1370 // stringizes the arguments. As a result, macros passed as parameters (such as
   1371 // prefix or test_case_name) will not be expanded by the preprocessor. To work
   1372 // around this, indirect the macro for INSTANTIATE_TEST_CASE_P, so that the
   1373 // pre-processor will expand macros such as MAYBE_test_name before
   1374 // instantiating the test.
   1375 #define WRAPPED_INSTANTIATE_TEST_CASE_P(prefix, test_case_name, generator) \
   1376     INSTANTIATE_TEST_CASE_P(prefix, test_case_name, generator)
   1377 
   1378 // The signature algorithm of the root CA should not matter.
   1379 const WeakDigestTestData kVerifyRootCATestData[] = {
   1380   { "weak_digest_md5_root.pem", "weak_digest_sha1_intermediate.pem",
   1381     "weak_digest_sha1_ee.pem", EXPECT_SHA1 },
   1382 #if defined(USE_OPENSSL_CERTS) || defined(OS_WIN)
   1383   // MD4 is not supported by OS X / NSS
   1384   { "weak_digest_md4_root.pem", "weak_digest_sha1_intermediate.pem",
   1385     "weak_digest_sha1_ee.pem", EXPECT_SHA1 },
   1386 #endif
   1387   { "weak_digest_md2_root.pem", "weak_digest_sha1_intermediate.pem",
   1388     "weak_digest_sha1_ee.pem", EXPECT_SHA1 },
   1389 };
   1390 INSTANTIATE_TEST_CASE_P(VerifyRoot, CertVerifyProcWeakDigestTest,
   1391                         testing::ValuesIn(kVerifyRootCATestData));
   1392 
   1393 // The signature algorithm of intermediates should be properly detected.
   1394 const WeakDigestTestData kVerifyIntermediateCATestData[] = {
   1395   { "weak_digest_sha1_root.pem", "weak_digest_md5_intermediate.pem",
   1396     "weak_digest_sha1_ee.pem", EXPECT_MD5 | EXPECT_SHA1 },
   1397 #if defined(USE_OPENSSL_CERTS) || defined(OS_WIN)
   1398   // MD4 is not supported by OS X / NSS
   1399   { "weak_digest_sha1_root.pem", "weak_digest_md4_intermediate.pem",
   1400     "weak_digest_sha1_ee.pem", EXPECT_MD4 | EXPECT_SHA1 },
   1401 #endif
   1402   { "weak_digest_sha1_root.pem", "weak_digest_md2_intermediate.pem",
   1403     "weak_digest_sha1_ee.pem", EXPECT_MD2 | EXPECT_SHA1 },
   1404 };
   1405 // Disabled on NSS - MD4 is not supported, and MD2 and MD5 are disabled.
   1406 #if defined(USE_NSS) || defined(OS_IOS)
   1407 #define MAYBE_VerifyIntermediate DISABLED_VerifyIntermediate
   1408 #else
   1409 #define MAYBE_VerifyIntermediate VerifyIntermediate
   1410 #endif
   1411 WRAPPED_INSTANTIATE_TEST_CASE_P(
   1412     MAYBE_VerifyIntermediate,
   1413     CertVerifyProcWeakDigestTest,
   1414     testing::ValuesIn(kVerifyIntermediateCATestData));
   1415 
   1416 // The signature algorithm of end-entity should be properly detected.
   1417 const WeakDigestTestData kVerifyEndEntityTestData[] = {
   1418   { "weak_digest_sha1_root.pem", "weak_digest_sha1_intermediate.pem",
   1419     "weak_digest_md5_ee.pem", EXPECT_MD5 | EXPECT_SHA1 },
   1420 #if defined(USE_OPENSSL_CERTS) || defined(OS_WIN)
   1421   // MD4 is not supported by OS X / NSS
   1422   { "weak_digest_sha1_root.pem", "weak_digest_sha1_intermediate.pem",
   1423     "weak_digest_md4_ee.pem", EXPECT_MD4 | EXPECT_SHA1 },
   1424 #endif
   1425   { "weak_digest_sha1_root.pem", "weak_digest_sha1_intermediate.pem",
   1426     "weak_digest_md2_ee.pem", EXPECT_MD2 | EXPECT_SHA1 },
   1427 };
   1428 // Disabled on NSS - NSS caches chains/signatures in such a way that cannot
   1429 // be cleared until NSS is cleanly shutdown, which is not presently supported
   1430 // in Chromium.
   1431 #if defined(USE_NSS) || defined(OS_IOS)
   1432 #define MAYBE_VerifyEndEntity DISABLED_VerifyEndEntity
   1433 #else
   1434 #define MAYBE_VerifyEndEntity VerifyEndEntity
   1435 #endif
   1436 WRAPPED_INSTANTIATE_TEST_CASE_P(MAYBE_VerifyEndEntity,
   1437                                 CertVerifyProcWeakDigestTest,
   1438                                 testing::ValuesIn(kVerifyEndEntityTestData));
   1439 
   1440 // Incomplete chains should still report the status of the intermediate.
   1441 const WeakDigestTestData kVerifyIncompleteIntermediateTestData[] = {
   1442   { NULL, "weak_digest_md5_intermediate.pem", "weak_digest_sha1_ee.pem",
   1443     EXPECT_MD5 | EXPECT_SHA1 },
   1444 #if defined(USE_OPENSSL_CERTS) || defined(OS_WIN)
   1445   // MD4 is not supported by OS X / NSS
   1446   { NULL, "weak_digest_md4_intermediate.pem", "weak_digest_sha1_ee.pem",
   1447     EXPECT_MD4 | EXPECT_SHA1 },
   1448 #endif
   1449   { NULL, "weak_digest_md2_intermediate.pem", "weak_digest_sha1_ee.pem",
   1450     EXPECT_MD2 | EXPECT_SHA1 },
   1451 };
   1452 // Disabled on NSS - libpkix does not return constructed chains on error,
   1453 // preventing us from detecting/inspecting the verified chain.
   1454 #if defined(USE_NSS) || defined(OS_IOS)
   1455 #define MAYBE_VerifyIncompleteIntermediate \
   1456     DISABLED_VerifyIncompleteIntermediate
   1457 #else
   1458 #define MAYBE_VerifyIncompleteIntermediate VerifyIncompleteIntermediate
   1459 #endif
   1460 WRAPPED_INSTANTIATE_TEST_CASE_P(
   1461     MAYBE_VerifyIncompleteIntermediate,
   1462     CertVerifyProcWeakDigestTest,
   1463     testing::ValuesIn(kVerifyIncompleteIntermediateTestData));
   1464 
   1465 // Incomplete chains should still report the status of the end-entity.
   1466 const WeakDigestTestData kVerifyIncompleteEETestData[] = {
   1467   { NULL, "weak_digest_sha1_intermediate.pem", "weak_digest_md5_ee.pem",
   1468     EXPECT_MD5 | EXPECT_SHA1 },
   1469 #if defined(USE_OPENSSL_CERTS) || defined(OS_WIN)
   1470   // MD4 is not supported by OS X / NSS
   1471   { NULL, "weak_digest_sha1_intermediate.pem", "weak_digest_md4_ee.pem",
   1472     EXPECT_MD4 | EXPECT_SHA1 },
   1473 #endif
   1474   { NULL, "weak_digest_sha1_intermediate.pem", "weak_digest_md2_ee.pem",
   1475     EXPECT_MD2 | EXPECT_SHA1 },
   1476 };
   1477 // Disabled on NSS - libpkix does not return constructed chains on error,
   1478 // preventing us from detecting/inspecting the verified chain.
   1479 #if defined(USE_NSS) || defined(OS_IOS)
   1480 #define MAYBE_VerifyIncompleteEndEntity DISABLED_VerifyIncompleteEndEntity
   1481 #else
   1482 #define MAYBE_VerifyIncompleteEndEntity VerifyIncompleteEndEntity
   1483 #endif
   1484 WRAPPED_INSTANTIATE_TEST_CASE_P(
   1485     MAYBE_VerifyIncompleteEndEntity,
   1486     CertVerifyProcWeakDigestTest,
   1487     testing::ValuesIn(kVerifyIncompleteEETestData));
   1488 
   1489 // Differing algorithms between the intermediate and the EE should still be
   1490 // reported.
   1491 const WeakDigestTestData kVerifyMixedTestData[] = {
   1492   { "weak_digest_sha1_root.pem", "weak_digest_md5_intermediate.pem",
   1493     "weak_digest_md2_ee.pem", EXPECT_MD2 | EXPECT_MD5 },
   1494   { "weak_digest_sha1_root.pem", "weak_digest_md2_intermediate.pem",
   1495     "weak_digest_md5_ee.pem", EXPECT_MD2 | EXPECT_MD5 },
   1496 #if defined(USE_OPENSSL_CERTS) || defined(OS_WIN)
   1497   // MD4 is not supported by OS X / NSS
   1498   { "weak_digest_sha1_root.pem", "weak_digest_md4_intermediate.pem",
   1499     "weak_digest_md2_ee.pem", EXPECT_MD2 | EXPECT_MD4 },
   1500 #endif
   1501 };
   1502 // NSS does not support MD4 and does not enable MD2 by default, making all
   1503 // permutations invalid.
   1504 #if defined(USE_NSS) || defined(OS_IOS)
   1505 #define MAYBE_VerifyMixed DISABLED_VerifyMixed
   1506 #else
   1507 #define MAYBE_VerifyMixed VerifyMixed
   1508 #endif
   1509 WRAPPED_INSTANTIATE_TEST_CASE_P(
   1510     MAYBE_VerifyMixed,
   1511     CertVerifyProcWeakDigestTest,
   1512     testing::ValuesIn(kVerifyMixedTestData));
   1513 
   1514 // For the list of valid hostnames, see
   1515 // net/cert/data/ssl/certificates/subjectAltName_sanity_check.pem
   1516 static const struct CertVerifyProcNameData {
   1517   const char* hostname;
   1518   bool valid;  // Whether or not |hostname| matches a subjectAltName.
   1519 } kVerifyNameData[] = {
   1520   { "127.0.0.1", false },  // Don't match the common name
   1521   { "127.0.0.2", true },  // Matches the iPAddress SAN (IPv4)
   1522   { "FE80:0:0:0:0:0:0:1", true },  // Matches the iPAddress SAN (IPv6)
   1523   { "[FE80:0:0:0:0:0:0:1]", false },  // Should not match the iPAddress SAN
   1524   { "FE80::1", true },  // Compressed form matches the iPAddress SAN (IPv6)
   1525   { "::127.0.0.2", false },  // IPv6 mapped form should NOT match iPAddress SAN
   1526   { "test.example", true },  // Matches the dNSName SAN
   1527   { "test.example.", true },  // Matches the dNSName SAN (trailing . ignored)
   1528   { "www.test.example", false },  // Should not match the dNSName SAN
   1529   { "test..example", false },  // Should not match the dNSName SAN
   1530   { "test.example..", false },  // Should not match the dNSName SAN
   1531   { ".test.example.", false },  // Should not match the dNSName SAN
   1532   { ".test.example", false },  // Should not match the dNSName SAN
   1533 };
   1534 
   1535 // GTest 'magic' pretty-printer, so that if/when a test fails, it knows how
   1536 // to output the parameter that was passed. Without this, it will simply
   1537 // attempt to print out the first twenty bytes of the object, which depending
   1538 // on platform and alignment, may result in an invalid read.
   1539 void PrintTo(const CertVerifyProcNameData& data, std::ostream* os) {
   1540   *os << "Hostname: " << data.hostname << "; valid=" << data.valid;
   1541 }
   1542 
   1543 class CertVerifyProcNameTest
   1544     : public CertVerifyProcTest,
   1545       public testing::WithParamInterface<CertVerifyProcNameData> {
   1546  public:
   1547   CertVerifyProcNameTest() {}
   1548   virtual ~CertVerifyProcNameTest() {}
   1549 };
   1550 
   1551 TEST_P(CertVerifyProcNameTest, VerifyCertName) {
   1552   CertVerifyProcNameData data = GetParam();
   1553 
   1554   CertificateList cert_list = CreateCertificateListFromFile(
   1555       GetTestCertsDirectory(), "subjectAltName_sanity_check.pem",
   1556       X509Certificate::FORMAT_AUTO);
   1557   ASSERT_EQ(1U, cert_list.size());
   1558   scoped_refptr<X509Certificate> cert(cert_list[0]);
   1559 
   1560   ScopedTestRoot scoped_root(cert.get());
   1561 
   1562   CertVerifyResult verify_result;
   1563   int error = Verify(cert.get(), data.hostname, 0, NULL, empty_cert_list_,
   1564                      &verify_result);
   1565   if (data.valid) {
   1566     EXPECT_EQ(OK, error);
   1567     EXPECT_FALSE(verify_result.cert_status & CERT_STATUS_COMMON_NAME_INVALID);
   1568   } else {
   1569     EXPECT_EQ(ERR_CERT_COMMON_NAME_INVALID, error);
   1570     EXPECT_TRUE(verify_result.cert_status & CERT_STATUS_COMMON_NAME_INVALID);
   1571   }
   1572 }
   1573 
   1574 WRAPPED_INSTANTIATE_TEST_CASE_P(
   1575     VerifyName,
   1576     CertVerifyProcNameTest,
   1577     testing::ValuesIn(kVerifyNameData));
   1578 
   1579 }  // namespace net
   1580