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