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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 "base/lazy_instance.h"
#include "chrome/browser/extensions/api/image_writer_private/removable_storage_provider.h"
#include "content/public/browser/browser_thread.h"
namespace extensions {
// A device list to be returned when testing.
static base::LazyInstance<scoped_refptr<StorageDeviceList> > g_test_device_list;
// TODO(haven): Udev code may be duplicated in the Chrome codebase.
// https://code.google.com/p/chromium/issues/detail?id=284898
void RemovableStorageProvider::GetAllDevices(DeviceListReadyCallback callback) {
if (g_test_device_list.Get() != NULL) {
content::BrowserThread::PostTask(
content::BrowserThread::FILE,
FROM_HERE,
base::Bind(callback, g_test_device_list.Get(), true));
return;
}
scoped_refptr<StorageDeviceList> device_list(new StorageDeviceList);
// We need to do some file i/o to get the device block size
content::BrowserThread::PostTaskAndReplyWithResult(
content::BrowserThread::FILE,
FROM_HERE,
base::Bind(PopulateDeviceList, device_list),
base::Bind(callback, device_list));
}
void RemovableStorageProvider::SetDeviceListForTesting(
scoped_refptr<StorageDeviceList> device_list) {
g_test_device_list.Get() = device_list;
}
void RemovableStorageProvider::ClearDeviceListForTesting() {
g_test_device_list.Get() = NULL;
}
} // namespace extensions
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