54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
// Copyright 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "shell/browser/media/media_device_id_salt.h"
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#include "components/prefs/pref_registry_simple.h"
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#include "components/prefs/pref_service.h"
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#include "content/public/browser/browser_context.h"
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#include "content/public/browser/browser_thread.h"
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using content::BrowserThread;
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namespace electron {
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namespace {
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const char kMediaDeviceIdSalt[] = "electron.media.device_id_salt";
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} // namespace
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MediaDeviceIDSalt::MediaDeviceIDSalt(PrefService* pref_service) {
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DCHECK_CURRENTLY_ON(BrowserThread::UI);
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media_device_id_salt_.Init(kMediaDeviceIdSalt, pref_service);
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if (media_device_id_salt_.GetValue().empty()) {
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media_device_id_salt_.SetValue(
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content::BrowserContext::CreateRandomMediaDeviceIDSalt());
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}
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}
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MediaDeviceIDSalt::~MediaDeviceIDSalt() {
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DCHECK_CURRENTLY_ON(BrowserThread::UI);
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media_device_id_salt_.Destroy();
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}
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std::string MediaDeviceIDSalt::GetSalt() {
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DCHECK_CURRENTLY_ON(BrowserThread::UI);
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return media_device_id_salt_.GetValue();
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}
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// static
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void MediaDeviceIDSalt::RegisterPrefs(PrefRegistrySimple* registry) {
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registry->RegisterStringPref(kMediaDeviceIdSalt, std::string());
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}
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// static
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void MediaDeviceIDSalt::Reset(PrefService* pref_service) {
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pref_service->SetString(
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kMediaDeviceIdSalt,
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content::BrowserContext::CreateRandomMediaDeviceIDSalt());
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}
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} // namespace electron
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