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// Copyright 2014 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/nss_context.h"
#include "base/bind.h"
#include "base/sequenced_task_runner.h"
#include "base/single_thread_task_runner.h"
#include "base/threading/thread_task_runner_handle.h"
#include "chrome/browser/profiles/profile.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
using content::BrowserThread;
namespace {
// Relays callback to the right message loop.
void DidGetCertDBOnIOThread(
const scoped_refptr<base::SequencedTaskRunner>& response_task_runner,
base::OnceCallback<void(net::NSSCertDatabase*)> callback,
net::NSSCertDatabase* cert_db) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
response_task_runner->PostTask(FROM_HERE,
base::BindOnce(std::move(callback), cert_db));
}
// Gets NSSCertDatabase for the resource context.
void GetCertDBOnIOThread(
NssCertDatabaseGetter database_getter,
scoped_refptr<base::SequencedTaskRunner> response_task_runner,
base::OnceCallback<void(net::NSSCertDatabase*)> callback) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
// Note that the callback will be used only if the cert database hasn't yet
// been initialized.
auto split_callback = base::SplitOnceCallback(base::BindOnce(
&DidGetCertDBOnIOThread, response_task_runner, std::move(callback)));
net::NSSCertDatabase* cert_db =
std::move(database_getter).Run(std::move(split_callback.first));
if (cert_db)
std::move(split_callback.second).Run(cert_db);
}
} // namespace
void GetNSSCertDatabaseForProfile(
Profile* profile,
base::OnceCallback<void(net::NSSCertDatabase*)> callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
content::GetIOThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&GetCertDBOnIOThread, CreateNSSCertDatabaseGetter(profile),
base::ThreadTaskRunnerHandle::Get(), std::move(callback)));
}
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