gecko-dev/dom/quota/CommonMetadata.h
2024-08-07 07:53:13 +00:00

101 lines
3.2 KiB
C++

/* -*- 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/. */
#ifndef DOM_QUOTA_COMMONMETADATA_H_
#define DOM_QUOTA_COMMONMETADATA_H_
#include <utility>
#include "mozilla/dom/quota/Client.h"
#include "mozilla/dom/quota/Constants.h"
#include "mozilla/dom/quota/PersistenceType.h"
#include "nsString.h"
namespace mozilla::dom::quota {
struct PrincipalMetadata {
nsCString mSuffix;
nsCString mGroup;
nsCString mOrigin;
nsCString mStorageOrigin;
bool mIsPrivate = false;
// These explicit constructors exist to prevent accidental aggregate
// initialization which could for example initialize mSuffix as group and
// mGroup as origin (if only two string arguments are used).
PrincipalMetadata() = default;
PrincipalMetadata(nsCString aSuffix, nsCString aGroup, nsCString aOrigin,
nsCString aStorageOrigin, bool aIsPrivate)
: mSuffix{std::move(aSuffix)},
mGroup{std::move(aGroup)},
mOrigin{std::move(aOrigin)},
mStorageOrigin{std::move(aStorageOrigin)},
mIsPrivate{aIsPrivate} {
AssertInvariants();
}
void AssertInvariants() const {
MOZ_ASSERT(!StringBeginsWith(mOrigin, kUUIDOriginScheme));
MOZ_ASSERT_IF(!mIsPrivate, mOrigin == mStorageOrigin);
MOZ_ASSERT_IF(mIsPrivate, mOrigin != mStorageOrigin);
}
};
struct OriginMetadata : public PrincipalMetadata {
PersistenceType mPersistenceType;
OriginMetadata() = default;
OriginMetadata(nsCString aSuffix, nsCString aGroup, nsCString aOrigin,
nsCString aStorageOrigin, bool aIsPrivate,
PersistenceType aPersistenceType)
: PrincipalMetadata(std::move(aSuffix), std::move(aGroup),
std::move(aOrigin), std::move(aStorageOrigin),
aIsPrivate),
mPersistenceType(aPersistenceType) {}
OriginMetadata(PrincipalMetadata aPrincipalMetadata,
PersistenceType aPersistenceType)
: PrincipalMetadata(std::move(aPrincipalMetadata)),
mPersistenceType(aPersistenceType) {}
};
struct FullOriginMetadata : OriginMetadata {
bool mPersisted;
int64_t mLastAccessTime;
FullOriginMetadata() = default;
FullOriginMetadata(OriginMetadata aOriginMetadata, bool aPersisted,
int64_t aLastAccessTime)
: OriginMetadata(std::move(aOriginMetadata)),
mPersisted(aPersisted),
mLastAccessTime(aLastAccessTime) {}
};
struct OriginUsageMetadata : FullOriginMetadata {
uint64_t mUsage;
OriginUsageMetadata() = default;
OriginUsageMetadata(FullOriginMetadata aFullOriginMetadata, uint64_t aUsage)
: FullOriginMetadata(std::move(aFullOriginMetadata)), mUsage(aUsage) {}
};
struct ClientMetadata : OriginMetadata {
Client::Type mClientType;
ClientMetadata() = default;
ClientMetadata(OriginMetadata aOriginMetadata, Client::Type aClientType)
: OriginMetadata(std::move(aOriginMetadata)), mClientType(aClientType) {}
};
} // namespace mozilla::dom::quota
#endif // DOM_QUOTA_COMMONMETADATA_H_