net/ssl/ssl_config.cc

   1 // Copyright 2014 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/ssl/ssl_config.h"
   6
   7 #if defined(USE_OPENSSL)
   8 #include <openssl/ssl.h>
   9 #endif
  10
  11 namespace net {
  12
  13 const uint16 kDefaultSSLVersionMin = SSL_PROTOCOL_VERSION_SSL3;
  14
  15 const uint16 kDefaultSSLVersionMax =
  16 #if defined(USE_OPENSSL)
  17 #if defined(SSL_OP_NO_TLSv1_2)
  18     SSL_PROTOCOL_VERSION_TLS1_2;
  19 #elif defined(SSL_OP_NO_TLSv1_1)
  20     SSL_PROTOCOL_VERSION_TLS1_1;
  21 #else
  22     SSL_PROTOCOL_VERSION_TLS1;
  23 #endif
  24 #else
  25     SSL_PROTOCOL_VERSION_TLS1_2;
  26 #endif
  27
  28 SSLConfig::CertAndStatus::CertAndStatus() : cert_status(0) {}
  29
  30 SSLConfig::CertAndStatus::~CertAndStatus() {}
  31
  32 SSLConfig::SSLConfig()
  33     : rev_checking_enabled(false),
  34       rev_checking_required_local_anchors(false),
  35       version_min(kDefaultSSLVersionMin),
  36       version_max(kDefaultSSLVersionMax),
  37       channel_id_enabled(true),
  38       false_start_enabled(true),
  39       signed_cert_timestamps_enabled(true),
  40       require_forward_secrecy(false),
  41       send_client_cert(false),
  42       verify_ev_cert(false),
  43       version_fallback(false),
  44       cert_io_enabled(true) {
  45 }
  46
  47 SSLConfig::~SSLConfig() {}
  48
  49 bool SSLConfig::IsAllowedBadCert(X509Certificate* cert,
  50                                  CertStatus* cert_status) const {
  51   std::string der_cert;
  52   if (!X509Certificate::GetDEREncoded(cert->os_cert_handle(), &der_cert))
  53     return false;
  54   return IsAllowedBadCert(der_cert, cert_status);
  55 }
  56
  57 bool SSLConfig::IsAllowedBadCert(const base::StringPiece& der_cert,
  58                                  CertStatus* cert_status) const {
  59   for (size_t i = 0; i < allowed_bad_certs.size(); ++i) {
  60     if (der_cert == allowed_bad_certs[i].der_cert) {
  61       if (cert_status)
  62         *cert_status = allowed_bad_certs[i].cert_status;
  63       return true;
  64     }
  65   }
  66   return false;
  67 }
  68
  69 }  // namespace net