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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 http://mozilla.org/MPL/2.0/. */
#include "GroupInfo.h"
#include "OriginInfo.h"
#include "mozilla/dom/quota/AssertionsImpl.h"
namespace mozilla::dom::quota {
already_AddRefed<OriginInfo> GroupInfo::LockedGetOriginInfo(
const nsACString& aOrigin) {
AssertCurrentThreadOwnsQuotaMutex();
for (const auto& originInfo : mOriginInfos) {
if (originInfo->mOrigin == aOrigin) {
RefPtr<OriginInfo> result = originInfo;
return result.forget();
}
}
return nullptr;
}
void GroupInfo::LockedAddOriginInfo(NotNull<RefPtr<OriginInfo>>&& aOriginInfo) {
AssertCurrentThreadOwnsQuotaMutex();
NS_ASSERTION(!mOriginInfos.Contains(aOriginInfo),
"Replacing an existing entry!");
mOriginInfos.AppendElement(std::move(aOriginInfo));
uint64_t usage = aOriginInfo->LockedUsage();
if (!aOriginInfo->LockedPersisted()) {
AssertNoOverflow(mUsage, usage);
mUsage += usage;
}
QuotaManager* quotaManager = QuotaManager::Get();
MOZ_ASSERT(quotaManager);
AssertNoOverflow(quotaManager->mTemporaryStorageUsage, usage);
quotaManager->mTemporaryStorageUsage += usage;
}
void GroupInfo::LockedAdjustUsageForRemovedOriginInfo(
const OriginInfo& aOriginInfo) {
const uint64_t usage = aOriginInfo.LockedUsage();
if (!aOriginInfo.LockedPersisted()) {
AssertNoUnderflow(mUsage, usage);
mUsage -= usage;
}
QuotaManager* const quotaManager = QuotaManager::Get();
MOZ_ASSERT(quotaManager);
AssertNoUnderflow(quotaManager->mTemporaryStorageUsage, usage);
quotaManager->mTemporaryStorageUsage -= usage;
}
void GroupInfo::LockedRemoveOriginInfo(const nsACString& aOrigin) {
AssertCurrentThreadOwnsQuotaMutex();
const auto foundIt = std::find_if(mOriginInfos.cbegin(), mOriginInfos.cend(),
[&aOrigin](const auto& originInfo) {
return originInfo->mOrigin == aOrigin;
});
// XXX Or can we MOZ_ASSERT(foundIt != mOriginInfos.cend()) ?
if (foundIt != mOriginInfos.cend()) {
LockedAdjustUsageForRemovedOriginInfo(**foundIt);
mOriginInfos.RemoveElementAt(foundIt);
}
}
void GroupInfo::LockedRemoveOriginInfos() {
AssertCurrentThreadOwnsQuotaMutex();
for (const auto& originInfo : std::exchange(mOriginInfos, {})) {
LockedAdjustUsageForRemovedOriginInfo(*originInfo);
}
}
} // namespace mozilla::dom::quota
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