#pragma once
#if ENABLE(INDEXED_DATABASE)
#include "IDBDatabaseIdentifier.h"
#include "IDBResourceIdentifier.h"
#include "IndexedDB.h"
namespace WebCore {
class IDBOpenDBRequest;
class IDBTransaction;
namespace IndexedDB {
enum class IndexRecordType;
}
namespace IDBClient {
class IDBConnectionProxy;
class TransactionOperation;
}
class IDBRequestData {
public:
IDBRequestData(const IDBClient::IDBConnectionProxy&, const IDBOpenDBRequest&);
explicit IDBRequestData(IDBClient::TransactionOperation&);
IDBRequestData(const IDBRequestData&);
enum IsolatedCopyTag { IsolatedCopy };
IDBRequestData(const IDBRequestData&, IsolatedCopyTag);
IDBRequestData isolatedCopy() const;
uint64_t serverConnectionIdentifier() const;
IDBResourceIdentifier requestIdentifier() const;
IDBResourceIdentifier transactionIdentifier() const;
uint64_t objectStoreIdentifier() const;
uint64_t indexIdentifier() const;
IndexedDB::IndexRecordType indexRecordType() const;
IDBResourceIdentifier cursorIdentifier() const;
const IDBDatabaseIdentifier& databaseIdentifier() const { return m_databaseIdentifier; }
uint64_t requestedVersion() const;
bool isOpenRequest() const { return m_requestType == IndexedDB::RequestType::Open; }
bool isDeleteRequest() const { return m_requestType == IndexedDB::RequestType::Delete; }
IDBRequestData isolatedCopy();
WEBCORE_EXPORT IDBRequestData();
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static bool decode(Decoder&, IDBRequestData&);
private:
static void isolatedCopy(const IDBRequestData& source, IDBRequestData& destination);
uint64_t m_serverConnectionIdentifier { 0 };
std::unique_ptr<IDBResourceIdentifier> m_requestIdentifier;
std::unique_ptr<IDBResourceIdentifier> m_transactionIdentifier;
std::unique_ptr<IDBResourceIdentifier> m_cursorIdentifier;
uint64_t m_objectStoreIdentifier { 0 };
uint64_t m_indexIdentifier { 0 };
IndexedDB::IndexRecordType m_indexRecordType;
IDBDatabaseIdentifier m_databaseIdentifier;
uint64_t m_requestedVersion { 0 };
IndexedDB::RequestType m_requestType { IndexedDB::RequestType::Other };
};
template<class Encoder>
void IDBRequestData::encode(Encoder& encoder) const
{
encoder << m_serverConnectionIdentifier << m_objectStoreIdentifier << m_indexIdentifier << m_databaseIdentifier << m_requestedVersion;
encoder.encodeEnum(m_indexRecordType);
encoder.encodeEnum(m_requestType);
encoder << !!m_requestIdentifier;
if (m_requestIdentifier)
encoder << *m_requestIdentifier;
encoder << !!m_transactionIdentifier;
if (m_transactionIdentifier)
encoder << *m_transactionIdentifier;
encoder << !!m_cursorIdentifier;
if (m_cursorIdentifier)
encoder << *m_cursorIdentifier;
}
template<class Decoder>
bool IDBRequestData::decode(Decoder& decoder, IDBRequestData& request)
{
if (!decoder.decode(request.m_serverConnectionIdentifier))
return false;
if (!decoder.decode(request.m_objectStoreIdentifier))
return false;
if (!decoder.decode(request.m_indexIdentifier))
return false;
std::optional<IDBDatabaseIdentifier> databaseIdentifier;
decoder >> databaseIdentifier;
if (!databaseIdentifier)
return false;
request.m_databaseIdentifier = WTFMove(*databaseIdentifier);
if (!decoder.decode(request.m_requestedVersion))
return false;
if (!decoder.decodeEnum(request.m_indexRecordType))
return false;
if (!decoder.decodeEnum(request.m_requestType))
return false;
bool hasObject;
if (!decoder.decode(hasObject))
return false;
if (hasObject) {
std::unique_ptr<IDBResourceIdentifier> object = std::make_unique<IDBResourceIdentifier>();
if (!decoder.decode(*object))
return false;
request.m_requestIdentifier = WTFMove(object);
}
if (!decoder.decode(hasObject))
return false;
if (hasObject) {
std::unique_ptr<IDBResourceIdentifier> object = std::make_unique<IDBResourceIdentifier>();
if (!decoder.decode(*object))
return false;
request.m_transactionIdentifier = WTFMove(object);
}
if (!decoder.decode(hasObject))
return false;
if (hasObject) {
std::unique_ptr<IDBResourceIdentifier> object = std::make_unique<IDBResourceIdentifier>();
if (!decoder.decode(*object))
return false;
request.m_cursorIdentifier = WTFMove(object);
}
return true;
}
}
#endif // ENABLE(INDEXED_DATABASE)