chromium/storage/browser/quota/quota_settings.cc

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "storage/browser/quota/quota_settings.h"

#include <algorithm>
#include <limits>
#include <memory>
#include <utility>

#include "base/functional/bind.h"
#include "base/no_destructor.h"
#include "base/rand_util.h"
#include "base/system/sys_info.h"
#include "base/task/thread_pool.h"
#include "base/threading/scoped_blocking_call.h"
#include "build/build_config.h"
#include "storage/browser/quota/quota_device_info_helper.h"
#include "storage/browser/quota/quota_features.h"
#include "storage/browser/quota/quota_macros.h"

namespace storage {

namespace {

const int64_t kMBytes = …;
const int kRandomizedPercentage = …;
const double kDefaultPerStorageKeyRatio = …;
const double kIncognitoQuotaRatioLowerBound = …;
const double kIncognitoQuotaRatioUpperBound = …;

// Skews |value| by +/- |percent|.
int64_t RandomizeByPercent(int64_t value, int percent) { … }

QuotaSettings CalculateIncognitoDynamicSettings(
    uint64_t physical_memory_amount) { … }

std::optional<QuotaSettings> CalculateNominalDynamicSettings(
    const base::FilePath& partition_path,
    bool is_incognito,
    QuotaDeviceInfoHelper* device_info_helper) { … }

}  // namespace

void GetNominalDynamicSettings(const base::FilePath& partition_path,
                               bool is_incognito,
                               QuotaDeviceInfoHelper* device_info_helper,
                               OptionalQuotaSettingsCallback callback) { … }

QuotaDeviceInfoHelper* GetDefaultDeviceInfoHelper() { … }

double GetIncognitoQuotaRatioLowerBound_ForTesting() { … }
double GetIncognitoQuotaRatioUpperBound_ForTesting() { … }

}  // namespace storage