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89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "GroupInfo.h"
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#include "mozilla/dom/quota/AssertionsImpl.h"
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#include "OriginInfo.h"
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namespace mozilla::dom::quota {
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already_AddRefed<OriginInfo> GroupInfo::LockedGetOriginInfo(
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const nsACString& aOrigin) {
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AssertCurrentThreadOwnsQuotaMutex();
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for (const auto& originInfo : mOriginInfos) {
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if (originInfo->mOrigin == aOrigin) {
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RefPtr<OriginInfo> result = originInfo;
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return result.forget();
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}
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}
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return nullptr;
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}
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void GroupInfo::LockedAddOriginInfo(NotNull<RefPtr<OriginInfo>>&& aOriginInfo) {
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AssertCurrentThreadOwnsQuotaMutex();
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NS_ASSERTION(!mOriginInfos.Contains(aOriginInfo),
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"Replacing an existing entry!");
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mOriginInfos.AppendElement(std::move(aOriginInfo));
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uint64_t usage = aOriginInfo->LockedUsage();
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if (!aOriginInfo->LockedPersisted()) {
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AssertNoOverflow(mUsage, usage);
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mUsage += usage;
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}
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QuotaManager* quotaManager = QuotaManager::Get();
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MOZ_ASSERT(quotaManager);
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AssertNoOverflow(quotaManager->mTemporaryStorageUsage, usage);
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quotaManager->mTemporaryStorageUsage += usage;
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}
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void GroupInfo::LockedAdjustUsageForRemovedOriginInfo(
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const OriginInfo& aOriginInfo) {
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const uint64_t usage = aOriginInfo.LockedUsage();
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if (!aOriginInfo.LockedPersisted()) {
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AssertNoUnderflow(mUsage, usage);
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mUsage -= usage;
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}
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QuotaManager* const quotaManager = QuotaManager::Get();
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MOZ_ASSERT(quotaManager);
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AssertNoUnderflow(quotaManager->mTemporaryStorageUsage, usage);
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quotaManager->mTemporaryStorageUsage -= usage;
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}
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void GroupInfo::LockedRemoveOriginInfo(const nsACString& aOrigin) {
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AssertCurrentThreadOwnsQuotaMutex();
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const auto foundIt = std::find_if(mOriginInfos.cbegin(), mOriginInfos.cend(),
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[&aOrigin](const auto& originInfo) {
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return originInfo->mOrigin == aOrigin;
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});
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// XXX Or can we MOZ_ASSERT(foundIt != mOriginInfos.cend()) ?
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if (foundIt != mOriginInfos.cend()) {
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LockedAdjustUsageForRemovedOriginInfo(**foundIt);
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mOriginInfos.RemoveElementAt(foundIt);
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}
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}
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void GroupInfo::LockedRemoveOriginInfos() {
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AssertCurrentThreadOwnsQuotaMutex();
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for (const auto& originInfo : std::exchange(mOriginInfos, {})) {
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LockedAdjustUsageForRemovedOriginInfo(*originInfo);
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}
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}
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} // namespace mozilla::dom::quota
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