RelativeTimeline.cpp

Enable keyboard shortcuts

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */

#include "nsCOMPtr.h"

#include "nsIRandomGenerator.h"

#include "nsServiceManagerUtils.h"

#include "RelativeTimeline.h"

namespace mozilla {

int64_t RelativeTimeline::GetRandomTimelineSeed() {

  if (mRandomTimelineSeed == 0) {

    nsresult rv;

    nsCOMPtr<nsIRandomGenerator> randomGenerator =

        do_GetService("@mozilla.org/security/random-generator;1", &rv);

    if (NS_WARN_IF(NS_FAILED(rv))) {

      mRandomTimelineSeed = rand();

      return mRandomTimelineSeed;

    rv = randomGenerator->GenerateRandomBytesInto(mRandomTimelineSeed);

    if (NS_WARN_IF(NS_FAILED(rv))) {

      mRandomTimelineSeed = rand();

      return mRandomTimelineSeed;

  return mRandomTimelineSeed;

}  // namespace mozilla