chrome/browser/net/nss_context.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 "chrome/browser/net/nss_context.h"
   6
   7 #include "base/sequenced_task_runner.h"
   8 #include "base/single_thread_task_runner.h"
   9 #include "base/thread_task_runner_handle.h"
  10 #include "chrome/browser/profiles/profile.h"
  11 #include "content/public/browser/browser_thread.h"
  12 #include "content/public/browser/resource_context.h"
  13
  14 using content::BrowserThread;
  15
  16 namespace {
  17
  18 // Relays callback to the right message loop.
  19 void DidGetCertDBOnIOThread(
  20     const scoped_refptr<base::SequencedTaskRunner>& response_task_runner,
  21     const base::Callback<void(net::NSSCertDatabase*)>& callback,
  22     net::NSSCertDatabase* cert_db) {
  23   DCHECK_CURRENTLY_ON(BrowserThread::IO);
  24
  25   response_task_runner->PostTask(FROM_HERE, base::Bind(callback, cert_db));
  26 }
  27
  28 // Gets NSSCertDatabase for the resource context.
  29 void GetCertDBOnIOThread(
  30     content::ResourceContext* context,
  31     const scoped_refptr<base::SequencedTaskRunner>& response_task_runner,
  32     const base::Callback<void(net::NSSCertDatabase*)>& callback) {
  33   DCHECK_CURRENTLY_ON(BrowserThread::IO);
  34
  35   // Note that the callback will be used only if the cert database hasn't yet
  36   // been initialized.
  37   net::NSSCertDatabase* cert_db = GetNSSCertDatabaseForResourceContext(
  38       context,
  39       base::Bind(&DidGetCertDBOnIOThread, response_task_runner, callback));
  40
  41   if (cert_db)
  42     DidGetCertDBOnIOThread(response_task_runner, callback, cert_db);
  43 }
  44
  45 }  // namespace
  46
  47 void GetNSSCertDatabaseForProfile(
  48     Profile* profile,
  49     const base::Callback<void(net::NSSCertDatabase*)>& callback) {
  50   DCHECK_CURRENTLY_ON(BrowserThread::UI);
  51
  52   BrowserThread::PostTask(BrowserThread::IO,
  53                           FROM_HERE,
  54                           base::Bind(&GetCertDBOnIOThread,
  55                                      profile->GetResourceContext(),
  56                                      base::ThreadTaskRunnerHandle::Get(),
  57                                      callback));
  58 }
  59