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// Copyright 2021 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 "components/services/storage/shared_storage/shared_storage_options.h"
#include "base/bits.h"
#include "third_party/blink/public/common/features.h"
namespace storage {
namespace {
bool IsValidPageSize(int page_size) {
if (page_size < 512 || page_size > 65536)
return false;
return base::bits::IsPowerOfTwo(page_size);
}
} // namespace
// static
std::unique_ptr<SharedStorageOptions> SharedStorageOptions::Create() {
return std::make_unique<SharedStorageOptions>(
blink::features::kMaxSharedStoragePageSize.Get(),
blink::features::kMaxSharedStorageCacheSize.Get(),
blink::features::kMaxSharedStorageEntriesPerOrigin.Get(),
blink::features::kMaxSharedStorageStringLength.Get(),
blink::features::kMaxSharedStorageInitTries.Get(),
blink::features::kMaxSharedStorageIteratorBatchSize.Get(),
blink::features::kSharedStorageStaleOriginPurgeInitialInterval.Get(),
blink::features::kSharedStorageStaleOriginPurgeRecurringInterval.Get(),
blink::features::kSharedStorageOriginStalenessThreshold.Get());
}
SharedStorageOptions::SharedStorageOptions(
int max_page_size,
int max_cache_size,
int max_entries_per_origin,
int max_string_length,
int max_init_tries,
int max_iterator_batch_size,
base::TimeDelta stale_origin_purge_initial_interval,
base::TimeDelta stale_origin_purge_recurring_interval,
base::TimeDelta origin_staleness_threshold)
: max_page_size(max_page_size),
max_cache_size(max_cache_size),
max_entries_per_origin(max_entries_per_origin),
max_string_length(max_string_length),
max_init_tries(max_init_tries),
max_iterator_batch_size(max_iterator_batch_size),
stale_origin_purge_initial_interval(stale_origin_purge_initial_interval),
stale_origin_purge_recurring_interval(
stale_origin_purge_recurring_interval),
origin_staleness_threshold(origin_staleness_threshold) {
DCHECK(IsValidPageSize(max_page_size));
}
std::unique_ptr<SharedStorageDatabaseOptions>
SharedStorageOptions::GetDatabaseOptions() {
return std::make_unique<SharedStorageDatabaseOptions>(
max_page_size, max_cache_size, max_entries_per_origin, max_string_length,
max_init_tries, max_iterator_batch_size);
}
SharedStorageDatabaseOptions::SharedStorageDatabaseOptions(
int max_page_size,
int max_cache_size,
int max_entries_per_origin,
int max_string_length,
int max_init_tries,
int max_iterator_batch_size)
: max_page_size(max_page_size),
max_cache_size(max_cache_size),
max_entries_per_origin(max_entries_per_origin),
max_string_length(max_string_length),
max_init_tries(max_init_tries),
max_iterator_batch_size(max_iterator_batch_size) {
DCHECK(IsValidPageSize(max_page_size));
}
} // namespace storage
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