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, 91 insertions, 0 deletions

diff --git a/ucb/source/ucp/gio/gio_inputstream.cxx b/ucb/source/ucp/gio/gio_inputstream.cxx
new file mode 100644
index 000000000..c6df4572b
--- /dev/null
+++ b/ucb/source/ucp/gio/gio_inputstream.cxx
@@ -0,0 +1,91 @@
+/* -*- 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 .
+ */
+
+#include <sal/config.h>
+
+#include <com/sun/star/io/BufferSizeExceededException.hpp>
+#include <com/sun/star/io/NotConnectedException.hpp>
+
+#include "gio_inputstream.hxx"
+#include "gio_content.hxx"
+
+namespace gio
+{
+
+InputStream::InputStream(GFileInputStream *pStream): mpStream(pStream)
+{
+    if (!mpStream)
+        throw css::io::NotConnectedException();
+}
+
+InputStream::~InputStream()
+{
+    closeInput();
+}
+
+sal_Int32 SAL_CALL InputStream::available()
+{
+    return 0;
+}
+
+void SAL_CALL InputStream::closeInput()
+{
+    if (mpStream)
+        g_input_stream_close(G_INPUT_STREAM(mpStream), nullptr, nullptr);
+}
+
+void SAL_CALL InputStream::skipBytes( sal_Int32 nBytesToSkip )
+{
+    // Conservatively call readBytes and discard the read data, but given this
+    // InputStream will always be wrapped in comphelper::OSeekableInputWrapper,
+    // this function will never be called anyway:
+    css::uno::Sequence<sal_Int8> data;
+    readBytes(data, nBytesToSkip);
+}
+
+sal_Int32 SAL_CALL InputStream::readBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
+{
+    if (!mpStream)
+        throw css::io::NotConnectedException();
+
+    try
+    {
+        aData.realloc( nBytesToRead );
+    }
+    catch ( const css::uno::Exception & )
+    {
+        throw css::io::BufferSizeExceededException();
+    }
+
+    gsize nBytesRead = 0;
+    GError *pError=nullptr;
+    if (!g_input_stream_read_all(G_INPUT_STREAM(mpStream), aData.getArray(), nBytesToRead, &nBytesRead, nullptr, &pError))
+        convertToIOException(pError, static_cast< cppu::OWeakObject * >(this));
+    aData.realloc(nBytesRead);
+    return nBytesRead;
+}
+
+sal_Int32 SAL_CALL InputStream::readSomeBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
+{
+    return readBytes(aData, nMaxBytesToRead);
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */