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, 83 insertions, 0 deletions

diff --git a/ucb/source/ucp/cmis/std_inputstream.hxx b/ucb/source/ucp/cmis/std_inputstream.hxx
new file mode 100644
index 000000000..7cfcf7a88
--- /dev/null
+++ b/ucb/source/ucp/cmis/std_inputstream.hxx
@@ -0,0 +1,83 @@
+/* -*- 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/.
+ */
+
+#pragma once
+
+#include <boost/shared_ptr.hpp>
+#include <istream>
+
+#include <mutex>
+#include <cppuhelper/weak.hxx>
+#include <com/sun/star/io/XInputStream.hpp>
+#include <com/sun/star/io/XSeekable.hpp>
+
+namespace cmis
+{
+    /** Implements a seekable InputStream
+     *  working on an std::istream
+     */
+    class StdInputStream
+        : public cppu::OWeakObject,
+          public css::io::XInputStream,
+          public css::io::XSeekable
+    {
+        public:
+
+            StdInputStream( boost::shared_ptr< std::istream > const & pStream );
+
+            virtual ~StdInputStream() override;
+
+            virtual css::uno::Any SAL_CALL queryInterface ( const css::uno::Type& rType ) override;
+
+            virtual void SAL_CALL acquire( ) noexcept override;
+
+            virtual void SAL_CALL release( ) noexcept override;
+
+            virtual sal_Int32 SAL_CALL
+            readBytes ( css::uno::Sequence< sal_Int8 >& aData,
+                        sal_Int32 nBytesToRead ) override;
+
+            virtual sal_Int32 SAL_CALL
+            readSomeBytes ( css::uno::Sequence< sal_Int8 >& aData,
+                           sal_Int32 nMaxBytesToRead ) override;
+
+            virtual void SAL_CALL
+            skipBytes ( sal_Int32 nBytesToSkip ) override;
+
+            virtual sal_Int32 SAL_CALL
+            available ( ) override;
+
+            virtual void SAL_CALL
+            closeInput ( ) override;
+
+
+            /** XSeekable
+             */
+
+            virtual void SAL_CALL
+            seek ( sal_Int64 location ) override;
+
+
+            virtual sal_Int64 SAL_CALL
+            getPosition ( ) override;
+
+
+            virtual sal_Int64 SAL_CALL
+            getLength ( ) override;
+
+        private:
+
+            std::mutex m_aMutex;
+            boost::shared_ptr< std::istream > m_pStream;
+            sal_Int64 m_nLength;
+    };
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */