net/cert/test_root_certs.cc

   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/test_root_certs.h"
   6
   7 #include <string>
   8
   9 #include "base/files/file_path.h"
  10 #include "base/files/file_util.h"
  11 #include "base/logging.h"
  12 #include "net/cert/x509_certificate.h"
  13
  14 namespace net {
  15
  16 namespace {
  17
  18 bool g_has_instance = false;
  19
  20 base::LazyInstance<TestRootCerts>::Leaky
  21     g_test_root_certs = LAZY_INSTANCE_INITIALIZER;
  22
  23 CertificateList LoadCertificates(const base::FilePath& filename) {
  24   std::string raw_cert;
  25   if (!base::ReadFileToString(filename, &raw_cert)) {
  26     LOG(ERROR) << "Can't load certificate " << filename.value();
  27     return CertificateList();
  28   }
  29
  30   return X509Certificate::CreateCertificateListFromBytes(
  31       raw_cert.data(), raw_cert.length(), X509Certificate::FORMAT_AUTO);
  32 }
  33
  34 }  // namespace
  35
  36 // static
  37 TestRootCerts* TestRootCerts::GetInstance() {
  38   return g_test_root_certs.Pointer();
  39 }
  40
  41 bool TestRootCerts::HasInstance() {
  42   return g_has_instance;
  43 }
  44
  45 bool TestRootCerts::AddFromFile(const base::FilePath& file) {
  46   CertificateList root_certs = LoadCertificates(file);
  47   if (root_certs.empty() || root_certs.size() > 1)
  48     return false;
  49
  50   return Add(root_certs.front().get());
  51 }
  52
  53 TestRootCerts::TestRootCerts() {
  54   Init();
  55   g_has_instance = true;
  56 }
  57
  58 ScopedTestRoot::ScopedTestRoot() {}
  59
  60 ScopedTestRoot::ScopedTestRoot(X509Certificate* cert) {
  61   Reset(cert);
  62 }
  63
  64 ScopedTestRoot::~ScopedTestRoot() {
  65   Reset(NULL);
  66 }
  67
  68 void ScopedTestRoot::Reset(X509Certificate* cert) {
  69   if (cert_.get())
  70     TestRootCerts::GetInstance()->Clear();
  71   if (cert)
  72     TestRootCerts::GetInstance()->Add(cert);
  73   cert_ = cert;
  74 }
  75
  76 }  // namespace net