Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 353 insertions, 0 deletions

diff --git a/include/store/store.hxx b/include/store/store.hxx
new file mode 100644
index 000000000..d32ceefbe
--- /dev/null
+++ b/include/store/store.hxx
@@ -0,0 +1,353 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <store/store.h>
+#include <sal/types.h>
+#include <rtl/ustring.hxx>
+#include <store/types.h>
+
+namespace store
+{
+
+class OStoreStream
+{
+public:
+    /** Construction.
+     */
+    OStoreStream()
+        : m_hImpl (nullptr)
+    {}
+
+    /** Destruction.
+     */
+    ~OStoreStream()
+    {
+        if (m_hImpl)
+            (void) store_releaseHandle (m_hImpl);
+    }
+
+    /** Copy construction.
+     */
+    OStoreStream (OStoreStream const & rhs)
+        : m_hImpl (rhs.m_hImpl)
+    {
+        if (m_hImpl)
+            (void) store_acquireHandle (m_hImpl);
+    }
+
+    /** Assignment.
+     */
+    OStoreStream & operator= (OStoreStream const & rhs)
+    {
+        if (rhs.m_hImpl)
+            (void) store_acquireHandle (rhs.m_hImpl);
+        if (m_hImpl)
+            (void) store_releaseHandle (m_hImpl);
+        m_hImpl = rhs.m_hImpl;
+        return *this;
+    }
+
+    /** Open the stream.
+        @see store_openStream()
+     */
+    storeError create (
+        storeFileHandle       hFile,
+        OUString const & rPath,
+        OUString const & rName,
+        storeAccessMode       eMode)
+    {
+        if (m_hImpl)
+        {
+            (void) store_releaseHandle (m_hImpl);
+            m_hImpl = nullptr;
+        }
+        return store_openStream (hFile, rPath.pData, rName.pData, eMode, &m_hImpl);
+    }
+
+    /** Read from the stream.
+        @see store_readStream()
+     */
+    storeError readAt (
+        sal_uInt32   nOffset,
+        void *       pBuffer,
+        sal_uInt32   nBytes,
+        sal_uInt32 & rnDone)
+    {
+        if (!m_hImpl)
+            return store_E_InvalidHandle;
+
+        return store_readStream (m_hImpl, nOffset, pBuffer, nBytes, &rnDone);
+    }
+
+    /** Write to the stream.
+        @see store_writeStream()
+     */
+    storeError writeAt (
+        sal_uInt32   nOffset,
+        void const * pBuffer,
+        sal_uInt32   nBytes,
+        sal_uInt32 & rnDone)
+    {
+        if (!m_hImpl)
+            return store_E_InvalidHandle;
+
+        return store_writeStream (m_hImpl, nOffset, pBuffer, nBytes, &rnDone);
+    }
+
+private:
+    /** Representation.
+     */
+    storeStreamHandle m_hImpl;
+};
+
+class OStoreDirectory
+{
+public:
+    /** Construction.
+     */
+    OStoreDirectory()
+        : m_hImpl (nullptr)
+    {}
+
+    /** Destruction.
+     */
+    ~OStoreDirectory()
+    {
+        if (m_hImpl)
+            (void) store_releaseHandle (m_hImpl);
+    }
+
+    /** Copy construction.
+     */
+    OStoreDirectory (OStoreDirectory const & rhs)
+        : m_hImpl (rhs.m_hImpl)
+    {
+        if (m_hImpl)
+            (void) store_acquireHandle (m_hImpl);
+    }
+
+    /** Move construction.
+     */
+    OStoreDirectory (OStoreDirectory && rhs) noexcept
+        : m_hImpl (rhs.m_hImpl)
+    {
+        rhs.m_hImpl = nullptr;
+    }
+
+    /** Assignment.
+     */
+    OStoreDirectory & operator= (OStoreDirectory const & rhs)
+    {
+        if (rhs.m_hImpl)
+            (void) store_acquireHandle (rhs.m_hImpl);
+        if (m_hImpl)
+            (void) store_releaseHandle (m_hImpl);
+        m_hImpl = rhs.m_hImpl;
+        return *this;
+    }
+
+    /** Move assignment.
+     */
+    OStoreDirectory & operator= (OStoreDirectory && rhs) noexcept
+    {
+        if (m_hImpl)
+            (void) store_releaseHandle (m_hImpl);
+        m_hImpl = rhs.m_hImpl;
+        rhs.m_hImpl = nullptr;
+        return *this;
+    }
+
+    /** Open the directory.
+        @see store_openDirectory()
+     */
+    storeError create (
+        storeFileHandle       hFile,
+        OUString const & rPath,
+        OUString const & rName,
+        storeAccessMode       eMode)
+    {
+        if (m_hImpl)
+        {
+            (void) store_releaseHandle (m_hImpl);
+            m_hImpl = nullptr;
+        }
+        return store_openDirectory (hFile, rPath.pData, rName.pData, eMode, &m_hImpl);
+    }
+
+    /** Directory iterator type.
+        @see first()
+        @see next()
+     */
+    typedef storeFindData iterator;
+
+    /** Find first directory entry.
+        @see store_findFirst()
+     */
+    storeError first (iterator& it)
+    {
+        if (!m_hImpl)
+            return store_E_InvalidHandle;
+
+        return store_findFirst (m_hImpl, &it);
+    }
+
+    /** Find next directory entry.
+        @see store_findNext()
+     */
+    storeError next (iterator& it)
+    {
+        if (!m_hImpl)
+            return store_E_InvalidHandle;
+
+        return store_findNext (m_hImpl, &it);
+    }
+
+private:
+    /** Representation.
+     */
+    storeDirectoryHandle m_hImpl;
+};
+
+class OStoreFile
+{
+public:
+    /** Construction.
+     */
+    OStoreFile()
+        : m_hImpl (nullptr)
+    {}
+
+    /** Destruction.
+     */
+    ~OStoreFile()
+    {
+        if (m_hImpl)
+            (void) store_releaseHandle (m_hImpl);
+    }
+
+    /** Copy construction.
+     */
+    OStoreFile (OStoreFile const & rhs)
+        : m_hImpl (rhs.m_hImpl)
+    {
+        if (m_hImpl)
+            (void) store_acquireHandle (m_hImpl);
+    }
+
+    /** Assignment.
+     */
+    OStoreFile & operator= (OStoreFile const & rhs)
+    {
+        if (rhs.m_hImpl)
+            (void) store_acquireHandle (rhs.m_hImpl);
+        if (m_hImpl)
+            (void) store_releaseHandle (m_hImpl);
+        m_hImpl = rhs.m_hImpl;
+        return *this;
+    }
+
+    /** Conversion into File Handle.
+     */
+    operator storeFileHandle() const
+    {
+        return m_hImpl;
+    }
+
+    /** Check for a valid File Handle.
+        @return sal_True if valid, sal_False otherwise.
+     */
+    bool isValid() const
+    {
+        return (m_hImpl != nullptr);
+    }
+
+    /** Open the file.
+        @see store_openFile()
+     */
+    storeError create(
+        OUString const & rFilename,
+        storeAccessMode       eAccessMode )
+    {
+        if (m_hImpl)
+        {
+            (void) store_releaseHandle (m_hImpl);
+            m_hImpl = nullptr;
+        }
+        return store_openFile (rFilename.pData, eAccessMode, STORE_DEFAULT_PAGESIZE, &m_hImpl);
+    }
+
+    /** Open the temporary file in memory.
+        @see store_createMemoryFile()
+     */
+    storeError createInMemory ()
+    {
+        if (m_hImpl)
+        {
+            (void) store_releaseHandle (m_hImpl);
+            m_hImpl = nullptr;
+        }
+        return store_createMemoryFile (STORE_DEFAULT_PAGESIZE, &m_hImpl);
+    }
+
+    /** Close the file.
+        @see store_closeFile()
+     */
+    void close()
+    {
+        if (m_hImpl)
+        {
+            (void) store_closeFile (m_hImpl);
+            m_hImpl = nullptr;
+        }
+    }
+
+    /** Flush the file.
+        @see store_flushFile()
+     */
+    storeError flush() const
+    {
+        if (!m_hImpl)
+            return store_E_InvalidHandle;
+
+        return store_flushFile (m_hImpl);
+    }
+
+    /** Remove a file entry.
+        @see store_remove()
+     */
+    storeError remove (
+        OUString const & rPath, OUString const & rName)
+    {
+        if (!m_hImpl)
+            return store_E_InvalidHandle;
+
+        return store_remove (m_hImpl, rPath.pData, rName.pData);
+    }
+
+private:
+    /** Representation.
+     */
+    storeFileHandle m_hImpl;
+};
+
+} // namespace store
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */