Adding upstream version 4:24.2.0.upstream/4%24.2.0

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

1 files changed, 76 insertions, 0 deletions

diff --git a/writerperfect/inc/WPXSvInputStream.hxx b/writerperfect/inc/WPXSvInputStream.hxx
new file mode 100644
index 0000000000..66ed90a958
--- /dev/null
+++ b/writerperfect/inc/WPXSvInputStream.hxx
@@ -0,0 +1,76 @@
+/* -*- 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 <librevenge-stream/librevenge-stream.h>
+#include <com/sun/star/uno/Reference.h>
+#include <tools/long.hxx>
+#include "writerperfectdllapi.h"
+#include <memory>
+#include <tools/stream.hxx>
+#include <sot/storage.hxx>
+
+namespace com::sun::star::io
+{
+class XInputStream;
+class XSeekable;
+}
+
+namespace writerperfect
+{
+struct OLEStorageImpl;
+struct ZipStorageImpl;
+
+class SAL_DLLPUBLIC_RTTI WPXSvInputStream final : public librevenge::RVNGInputStream
+{
+public:
+    WRITERPERFECT_DLLPUBLIC
+    WPXSvInputStream(css::uno::Reference<css::io::XInputStream> const& xStream);
+    WRITERPERFECT_DLLPUBLIC virtual ~WPXSvInputStream() override;
+
+    virtual bool isStructured() override;
+    virtual unsigned subStreamCount() override;
+    virtual const char* subStreamName(unsigned id) override;
+    virtual bool existsSubStream(const char* name) override;
+    virtual librevenge::RVNGInputStream* getSubStreamByName(const char* name) override;
+    virtual librevenge::RVNGInputStream* getSubStreamById(unsigned id) override;
+
+    WRITERPERFECT_DLLPUBLIC virtual const unsigned char* read(unsigned long numBytes,
+                                                              unsigned long& numBytesRead) override;
+    WRITERPERFECT_DLLPUBLIC virtual int seek(long offset,
+                                             librevenge::RVNG_SEEK_TYPE seekType) override;
+    virtual long tell() override;
+    virtual bool isEnd() override;
+
+private:
+    tools::Long tellImpl();
+    int seek(tools::Long offset);
+    bool isOLE();
+    void ensureOLEIsInitialized();
+    bool isZip();
+    void ensureZipIsInitialized();
+    static librevenge::RVNGInputStream*
+    createWPXStream(const tools::SvRef<SotStorageStream>& rxStorage);
+    static librevenge::RVNGInputStream*
+    createWPXStream(const css::uno::Reference<css::io::XInputStream>& rxStream);
+
+    css::uno::Reference<css::io::XInputStream> mxStream;
+    css::uno::Reference<css::io::XSeekable> mxSeekable;
+    css::uno::Sequence<sal_Int8> maData;
+    std::unique_ptr<OLEStorageImpl> mpOLEStorage;
+    std::unique_ptr<ZipStorageImpl> mpZipStorage;
+    sal_Int64 mnLength;
+    unsigned long mnReadBufferPos;
+    bool mbCheckedOLE;
+    bool mbCheckedZip;
+};
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */