webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

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diff --git a/Source/WebCore/Modules/indexeddb/server/IDBBackingStore.h b/Source/WebCore/Modules/indexeddb/server/IDBBackingStore.h
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+/*
+ * Copyright (C) 2015 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.
+ */
+
+#pragma once
+
+#if ENABLE(INDEXED_DATABASE)
+
+#include "IDBDatabaseInfo.h"
+#include "IDBError.h"
+
+namespace WebCore {
+
+class IDBCursorInfo;
+class IDBGetAllResult;
+class IDBGetResult;
+class IDBIndexInfo;
+class IDBKeyData;
+class IDBObjectStoreInfo;
+class IDBResourceIdentifier;
+class IDBTransactionInfo;
+class IDBValue;
+class ThreadSafeDataBuffer;
+
+enum class IDBGetRecordDataType;
+
+struct IDBGetAllRecordsData;
+struct IDBIterateCursorData;
+struct IDBKeyRangeData;
+
+namespace IndexedDB {
+enum class IndexRecordType;
+}
+
+namespace IDBServer {
+
+class IDBBackingStoreTemporaryFileHandler {
+public:
+    virtual ~IDBBackingStoreTemporaryFileHandler() { }
+    virtual void prepareForAccessToTemporaryFile(const String& path) = 0;
+    virtual void accessToTemporaryFileComplete(const String& path) = 0;
+};
+
+class IDBBackingStore {
+public:
+    virtual ~IDBBackingStore() { }
+
+    virtual IDBError getOrEstablishDatabaseInfo(IDBDatabaseInfo&) = 0;
+
+    virtual IDBError beginTransaction(const IDBTransactionInfo&) = 0;
+    virtual IDBError abortTransaction(const IDBResourceIdentifier& transactionIdentifier) = 0;
+    virtual IDBError commitTransaction(const IDBResourceIdentifier& transactionIdentifier) = 0;
+
+    virtual IDBError createObjectStore(const IDBResourceIdentifier& transactionIdentifier, const IDBObjectStoreInfo&) = 0;
+    virtual IDBError deleteObjectStore(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier) = 0;
+    virtual IDBError renameObjectStore(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const String& newName) = 0;
+    virtual IDBError clearObjectStore(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier) = 0;
+    virtual IDBError createIndex(const IDBResourceIdentifier& transactionIdentifier, const IDBIndexInfo&) = 0;
+    virtual IDBError deleteIndex(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t indexIdentifier) = 0;
+    virtual IDBError renameIndex(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const String& newName) = 0;
+    virtual IDBError keyExistsInObjectStore(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyData&, bool& keyExists) = 0;
+    virtual IDBError deleteRange(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&) = 0;
+    virtual IDBError addRecord(const IDBResourceIdentifier& transactionIdentifier, const IDBObjectStoreInfo&, const IDBKeyData&, const IDBValue&) = 0;
+    virtual IDBError getRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, const IDBKeyRangeData&, IDBGetRecordDataType, IDBGetResult& outValue) = 0;
+    virtual IDBError getAllRecords(const IDBResourceIdentifier& transactionIdentifier, const IDBGetAllRecordsData&, IDBGetAllResult& outValue) = 0;
+    virtual IDBError getIndexRecord(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, IndexedDB::IndexRecordType, const IDBKeyRangeData&, IDBGetResult& outValue) = 0;
+    virtual IDBError getCount(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t indexIdentifier, const IDBKeyRangeData&, uint64_t& outCount) = 0;
+    virtual IDBError generateKeyNumber(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t& keyNumber) = 0;
+    virtual IDBError revertGeneratedKeyNumber(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, uint64_t keyNumber) = 0;
+    virtual IDBError maybeUpdateKeyGeneratorNumber(const IDBResourceIdentifier& transactionIdentifier, uint64_t objectStoreIdentifier, double newKeyNumber) = 0;
+    virtual IDBError openCursor(const IDBResourceIdentifier& transactionIdentifier, const IDBCursorInfo&, IDBGetResult& outResult) = 0;
+    virtual IDBError iterateCursor(const IDBResourceIdentifier& transactionIdentifier, const IDBResourceIdentifier& cursorIdentifier, const IDBIterateCursorData&, IDBGetResult& outResult) = 0;
+    virtual bool prefetchCursor(const IDBResourceIdentifier& transactionIdentifier, const IDBResourceIdentifier& cursorIdentifier) = 0;
+
+    virtual IDBObjectStoreInfo* infoForObjectStore(uint64_t objectStoreIdentifier) = 0;
+    virtual void deleteBackingStore() = 0;
+
+    virtual bool supportsSimultaneousTransactions() = 0;
+    virtual bool isEphemeral() = 0;
+};
+
+} // namespace IDBServer
+} // namespace WebCore
+
+#endif // ENABLE(INDEXED_DATABASE)