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/*
* Copyright (C) 2022 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "IDBStorageRegistry.h"
#include "IDBStorageConnectionToClient.h"
#include <WebCore/UniqueIDBDatabaseConnection.h>
#include <WebCore/UniqueIDBDatabaseTransaction.h>
namespace WebKit {
IDBStorageRegistry::IDBStorageRegistry() = default;
WebCore::IDBServer::IDBConnectionToClient& IDBStorageRegistry::ensureConnectionToClient(IPC::Connection::UniqueID connection, WebCore::IDBConnectionIdentifier identifier)
{
auto addResult = m_connectionsToClient.add(identifier, nullptr);
if (addResult.isNewEntry)
addResult.iterator->value = makeUnique<IDBStorageConnectionToClient>(connection, identifier);
ASSERT(addResult.iterator->value->ipcConnection() == connection);
return addResult.iterator->value->connectionToClient();
}
void IDBStorageRegistry::removeConnectionToClient(IPC::Connection::UniqueID connection)
{
auto allConnectionsToClient = std::exchange(m_connectionsToClient, { });
for (auto& [identifier, connectionToClient] : allConnectionsToClient) {
if (connectionToClient->ipcConnection() != connection) {
m_connectionsToClient.add(identifier, WTFMove(connectionToClient));
continue;
}
connectionToClient->connectionToClient().connectionToClientClosed();
}
}
void IDBStorageRegistry::registerConnection(WebCore::IDBServer::UniqueIDBDatabaseConnection& connection)
{
auto identifier = connection.identifier();
ASSERT(!m_connections.contains(identifier));
m_connections.add(identifier, connection);
}
void IDBStorageRegistry::unregisterConnection(WebCore::IDBServer::UniqueIDBDatabaseConnection& connection)
{
auto identifier = connection.identifier();
ASSERT(m_connections.contains(identifier));
m_connections.remove(identifier);
}
void IDBStorageRegistry::registerTransaction(WebCore::IDBServer::UniqueIDBDatabaseTransaction& transaction)
{
auto identifier = transaction.info().identifier();
ASSERT(!m_transactions.contains(identifier));
m_transactions.add(identifier, transaction);
}
void IDBStorageRegistry::unregisterTransaction(WebCore::IDBServer::UniqueIDBDatabaseTransaction& transaction)
{
auto identifier = transaction.info().identifier();
ASSERT(m_transactions.contains(identifier));
m_transactions.remove(identifier);
}
WebCore::IDBServer::UniqueIDBDatabaseConnection* IDBStorageRegistry::connection(uint64_t identifier)
{
return m_connections.get(identifier).get();
}
WebCore::IDBServer::UniqueIDBDatabaseTransaction* IDBStorageRegistry::transaction(WebCore::IDBResourceIdentifier identifier)
{
return m_transactions.get(identifier).get();
}
} // namespace WebKit
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