tor-browser

SerializationHelpers.h (7594B)

---

/* -*- 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 mozilla_dom_quota_SerializationHelpers_h
#define mozilla_dom_quota_SerializationHelpers_h

#include "ipc/EnumSerializer.h"
#include "ipc/IPCMessageUtils.h"
#include "mozilla/OriginAttributes.h"
#include "mozilla/dom/quota/Client.h"
#include "mozilla/dom/quota/CommonMetadata.h"
#include "mozilla/dom/quota/PersistenceType.h"
#include "mozilla/dom/quota/UsageInfo.h"

namespace IPC {

template <>
struct ParamTraits<mozilla::dom::quota::PersistenceType>
   : public ContiguousEnumSerializer<
         mozilla::dom::quota::PersistenceType,
         mozilla::dom::quota::PERSISTENCE_TYPE_PERSISTENT,
         mozilla::dom::quota::PERSISTENCE_TYPE_INVALID> {};

template <>
struct ParamTraits<mozilla::dom::quota::Client::Type>
   : public ContiguousEnumSerializer<mozilla::dom::quota::Client::Type,
                                     mozilla::dom::quota::Client::IDB,
                                     mozilla::dom::quota::Client::TYPE_MAX> {};

template <>
struct ParamTraits<mozilla::dom::quota::ClientUsageArray> {
 using ParamType = mozilla::dom::quota::ClientUsageArray;

 static void Write(MessageWriter* aWriter, const ParamType& aParam) {
   for (size_t index = 0; index < mozilla::dom::quota::Client::TypeMax();
        index++) {
     WriteParam(aWriter, aParam[index]);
   }
 }

 static bool Read(MessageReader* aReader, ParamType* aResult) {
   for (size_t index = 0; index < mozilla::dom::quota::Client::TypeMax();
        index++) {
     if (!ReadParam(aReader, &aResult->operator[](index))) {
       return false;
     }
   }
   return true;
 }
};

template <>
struct ParamTraits<mozilla::dom::quota::FullOriginMetadata> {
 using ParamType = mozilla::dom::quota::FullOriginMetadata;

 static void Write(MessageWriter* aWriter, const ParamType& aParam) {
   WriteParam(aWriter, aParam.mSuffix);
   WriteParam(aWriter, aParam.mGroup);
   WriteParam(aWriter, aParam.mOrigin);
   WriteParam(aWriter, aParam.mStorageOrigin);
   WriteParam(aWriter, aParam.mIsPrivate);
   WriteParam(aWriter, aParam.mPersistenceType);
   WriteParam(aWriter, aParam.mLastAccessTime);
   WriteParam(aWriter, aParam.mLastMaintenanceDate);
   WriteParam(aWriter, aParam.mAccessed);
   WriteParam(aWriter, aParam.mPersisted);
   WriteParam(aWriter, aParam.mClientUsages);
   WriteParam(aWriter, aParam.mOriginUsage);
   WriteParam(aWriter, aParam.mQuotaVersion);
 }

 static bool Read(MessageReader* aReader, ParamType* aResult) {
   return ReadParam(aReader, &aResult->mSuffix) &&
          ReadParam(aReader, &aResult->mGroup) &&
          ReadParam(aReader, &aResult->mOrigin) &&
          ReadParam(aReader, &aResult->mStorageOrigin) &&
          ReadParam(aReader, &aResult->mIsPrivate) &&
          ReadParam(aReader, &aResult->mPersistenceType) &&
          ReadParam(aReader, &aResult->mLastAccessTime) &&
          ReadParam(aReader, &aResult->mLastMaintenanceDate) &&
          ReadParam(aReader, &aResult->mAccessed) &&
          ReadParam(aReader, &aResult->mPersisted) &&
          ReadParam(aReader, &aResult->mClientUsages) &&
          ReadParam(aReader, &aResult->mOriginUsage) &&
          ReadParam(aReader, &aResult->mQuotaVersion);
 }
};

template <>
struct ParamTraits<mozilla::dom::quota::OriginUsageMetadata> {
 using ParamType = mozilla::dom::quota::OriginUsageMetadata;

 static void Write(MessageWriter* aWriter, const ParamType& aParam) {
   ParamTraits<mozilla::dom::quota::FullOriginMetadata>::Write(aWriter,
                                                               aParam);
   WriteParam(aWriter, aParam.mUsage);
 }

 static bool Read(MessageReader* aReader, ParamType* aResult) {
   return ParamTraits<mozilla::dom::quota::FullOriginMetadata>::Read(
              aReader, aResult) &&
          ReadParam(aReader, &aResult->mUsage);
 }
};

template <>
struct ParamTraits<mozilla::OriginAttributesPattern> {
 typedef mozilla::OriginAttributesPattern paramType;

 static void Write(MessageWriter* aWriter, const paramType& aParam) {
   WriteParam(aWriter, aParam.mFirstPartyDomain);
   WriteParam(aWriter, aParam.mPrivateBrowsingId);
   WriteParam(aWriter, aParam.mUserContextId);
   WriteParam(aWriter, aParam.mGeckoViewSessionContextId);
   WriteParam(aWriter, aParam.mPartitionKey);
   WriteParam(aWriter, aParam.mPartitionKeyPattern);
 }

 static bool Read(MessageReader* aReader, paramType* aResult) {
   return ReadParam(aReader, &aResult->mFirstPartyDomain) &&
          ReadParam(aReader, &aResult->mPrivateBrowsingId) &&
          ReadParam(aReader, &aResult->mUserContextId) &&
          ReadParam(aReader, &aResult->mGeckoViewSessionContextId) &&
          ReadParam(aReader, &aResult->mPartitionKey) &&
          ReadParam(aReader, &aResult->mPartitionKeyPattern);
 }
};

template <>
struct ParamTraits<mozilla::dom::PartitionKeyPatternDictionary> {
 typedef mozilla::dom::PartitionKeyPatternDictionary paramType;

 static void Write(MessageWriter* aWriter, const paramType& aParam) {
   WriteParam(aWriter, aParam.mScheme);
   WriteParam(aWriter, aParam.mBaseDomain);
   WriteParam(aWriter, aParam.mPort);
   WriteParam(aWriter, aParam.mForeignByAncestorContext);
 }

 static bool Read(MessageReader* aReader, paramType* aResult) {
   return ReadParam(aReader, &aResult->mScheme) &&
          ReadParam(aReader, &aResult->mBaseDomain) &&
          ReadParam(aReader, &aResult->mPort) &&
          ReadParam(aReader, &aResult->mForeignByAncestorContext);
 }
};

template <>
struct ParamTraits<mozilla::dom::quota::DatabaseUsageType> {
 using ParamType = mozilla::dom::quota::DatabaseUsageType;

 static void Write(MessageWriter* aWriter, const ParamType& aParam) {
   WriteParam(aWriter, aParam.GetValue());
 }

 static bool Read(MessageReader* aReader, ParamType* aResult) {
   mozilla::Maybe<uint64_t> value;
   if (!ReadParam(aReader, &value)) {
     return false;
   }

   *aResult += ParamType(value);
   return true;
 }
};

template <>
struct ParamTraits<mozilla::dom::quota::FileUsageType> {
 using ParamType = mozilla::dom::quota::FileUsageType;

 static void Write(MessageWriter* aWriter, const ParamType& aParam) {
   WriteParam(aWriter, aParam.GetValue());
 }

 static bool Read(MessageReader* aReader, ParamType* aResult) {
   mozilla::Maybe<uint64_t> value;
   if (!ReadParam(aReader, &value)) {
     return false;
   }

   *aResult += ParamType(value);
   return true;
 }
};

template <>
struct ParamTraits<mozilla::dom::quota::UsageInfo> {
 using ParamType = mozilla::dom::quota::UsageInfo;

 static void Write(MessageWriter* aWriter, const ParamType& aParam) {
   WriteParam(aWriter, aParam.DatabaseUsage());
   WriteParam(aWriter, aParam.FileUsage());
 }

 static bool Read(MessageReader* aReader, ParamType* aResult) {
   mozilla::Maybe<uint64_t> databaseUsage;
   if (!ReadParam(aReader, &databaseUsage)) {
     return false;
   }

   mozilla::Maybe<uint64_t> fileUsage;
   if (!ReadParam(aReader, &fileUsage)) {
     return false;
   }

   *aResult += mozilla::dom::quota::DatabaseUsageType(databaseUsage);
   *aResult += mozilla::dom::quota::FileUsageType(fileUsage);
   return true;
 }
};

}  // namespace IPC

#endif  // mozilla_dom_quota_SerializationHelpers_h