Add support for fetching Certificate Transparency SCTs over a TLS extension

chrome/browser/net/ssl_config_service_manager_pref.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 #include "chrome/browser/net/ssl_config_service_manager.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 159 matching lines @@
   PrefChangeRegistrar local_state_change_registrar_;
 
   // The local_state prefs (should only be accessed from UI thread)
   BooleanPrefMember rev_checking_enabled_;
   BooleanPrefMember rev_checking_required_local_anchors_;
   StringPrefMember ssl_version_min_;
   StringPrefMember ssl_version_max_;
   BooleanPrefMember channel_id_enabled_;
   BooleanPrefMember ssl_record_splitting_disabled_;
   BooleanPrefMember unrestricted_ssl3_fallback_enabled_;
+  BooleanPrefMember signed_cert_timestamps_enabled_;

[wtc, 2013/11/26 17:32:55]

Nit: I suggest inserting the signed_cert_timestamps_enabled_ member in an order
that matches the order of corresponding members in ssl_config_service.h.

[ekasper, 2013/11/26 19:33:54]

Done.

 
   // The cached list of disabled SSL cipher suites.
   std::vector<uint16> disabled_cipher_suites_;
 
   scoped_refptr<SSLConfigServicePref> ssl_config_service_;
 
   DISALLOW_COPY_AND_ASSIGN(SSLConfigServiceManagerPref);
 };
 
 SSLConfigServiceManagerPref::SSLConfigServiceManagerPref(
@@ skipping 17 matching lines @@
   ssl_version_max_.Init(
       prefs::kSSLVersionMax, local_state, local_state_callback);
   channel_id_enabled_.Init(
       prefs::kEnableOriginBoundCerts, local_state, local_state_callback);
   ssl_record_splitting_disabled_.Init(
       prefs::kDisableSSLRecordSplitting, local_state, local_state_callback);
   unrestricted_ssl3_fallback_enabled_.Init(
       prefs::kEnableUnrestrictedSSL3Fallback,
       local_state,
       local_state_callback);
+  signed_cert_timestamps_enabled_.Init(
+      prefs::kEnableSignedCertTimestamps, local_state, local_state_callback);
 
   local_state_change_registrar_.Init(local_state);
   local_state_change_registrar_.Add(
       prefs::kCipherSuiteBlacklist, local_state_callback);
 
   OnDisabledCipherSuitesChange(local_state);
 
   // Initialize from UI thread.  This is okay as there shouldn't be anything on
   // the IO thread trying to access it yet.
   GetSSLConfigFromPrefs(&ssl_config_service_->cached_config_);
@@ skipping 12 matching lines @@
   std::string version_max_str =
       SSLProtocolVersionToString(default_config.version_max);
   registry->RegisterStringPref(prefs::kSSLVersionMin, version_min_str);
   registry->RegisterStringPref(prefs::kSSLVersionMax, version_max_str);
   registry->RegisterBooleanPref(prefs::kEnableOriginBoundCerts,
                                 default_config.channel_id_enabled);
   registry->RegisterBooleanPref(prefs::kDisableSSLRecordSplitting,
                                 !default_config.false_start_enabled);
   registry->RegisterBooleanPref(prefs::kEnableUnrestrictedSSL3Fallback,
       default_config.unrestricted_ssl3_fallback_enabled);
+  registry->RegisterBooleanPref(prefs::kEnableSignedCertTimestamps,
+                                default_config.signed_cert_timestamps_enabled);
   registry->RegisterListPref(prefs::kCipherSuiteBlacklist);
 }
 
 net::SSLConfigService* SSLConfigServiceManagerPref::Get() {
   return ssl_config_service_.get();
 }
 
 void SSLConfigServiceManagerPref::OnPreferenceChanged(
     PrefService* prefs,
     const std::string& pref_name_in) {
@@ skipping 40 matching lines @@
     // SSLClientSocket class.
     uint16 supported_version_max = config->version_max;
     config->version_max = std::min(supported_version_max, version_max);
   }
   config->disabled_cipher_suites = disabled_cipher_suites_;
   config->channel_id_enabled = channel_id_enabled_.GetValue();
   // disabling False Start also happens to disable record splitting.
   config->false_start_enabled = !ssl_record_splitting_disabled_.GetValue();
   config->unrestricted_ssl3_fallback_enabled =
       unrestricted_ssl3_fallback_enabled_.GetValue();
+  config->signed_cert_timestamps_enabled =
+      signed_cert_timestamps_enabled_.GetValue();
   SSLConfigServicePref::SetSSLConfigFlags(config);
 }
 
 void SSLConfigServiceManagerPref::OnDisabledCipherSuitesChange(
     PrefService* local_state) {
   const ListValue* value = local_state->GetList(prefs::kCipherSuiteBlacklist);
   disabled_cipher_suites_ = ParseCipherSuites(ListValueToStringVector(value));
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 //  SSLConfigServiceManager
 
 // static
 SSLConfigServiceManager* SSLConfigServiceManager::CreateDefaultManager(
     PrefService* local_state) {
   return new SSLConfigServiceManagerPref(local_state);
 }
 
 // static
 void SSLConfigServiceManager::RegisterPrefs(PrefRegistrySimple* registry) {
   SSLConfigServiceManagerPref::RegisterPrefs(registry);
 }