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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /include/oox/ole/vbaexport.hxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/oox/ole/vbaexport.hxx')
-rw-r--r--include/oox/ole/vbaexport.hxx155
1 files changed, 155 insertions, 0 deletions
diff --git a/include/oox/ole/vbaexport.hxx b/include/oox/ole/vbaexport.hxx
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+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_OOX_OLE_VBAEXPORT_HXX
+#define INCLUDED_OOX_OLE_VBAEXPORT_HXX
+
+#include <cstddef>
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <oox/dllapi.h>
+#include <rtl/ustring.hxx>
+#include <sal/types.h>
+
+class SotStorage;
+class SvStream;
+class SvMemoryStream;
+
+namespace com::sun::star {
+ namespace container { class XNameContainer; }
+ namespace frame { class XModel; }
+ namespace script { class XLibraryContainer; }
+}
+
+class OOX_DLLPUBLIC VbaExport
+{
+public:
+ VbaExport(css::uno::Reference<css::frame::XModel> const & xModel);
+
+ void exportVBA(SotStorage* pRootStorage);
+
+ bool containsVBAProject();
+
+private:
+
+ css::uno::Reference<css::container::XNameContainer>
+ getBasicLibrary() const;
+
+ css::uno::Reference<css::script::XLibraryContainer>
+ getLibraryContainer() const;
+
+ OUString getProjectName() const;
+ rtl_TextEncoding getVBATextEncoding() const;
+
+ css::uno::Reference<css::frame::XModel> mxModel;
+};
+
+class VBACompressionChunk
+{
+public:
+
+ VBACompressionChunk(SvStream& rCompressedStream, const sal_uInt8* pData, std::size_t nChunkSize);
+
+ void write();
+
+private:
+ SvStream& mrCompressedStream;
+ const sal_uInt8* mpUncompressedData;
+ sal_uInt8* mpCompressedChunkStream;
+
+ // same as DecompressedChunkEnd in the spec
+ std::size_t mnChunkSize;
+
+ // CompressedCurrent according to the spec
+ sal_uInt64 mnCompressedCurrent;
+
+ // CompressedEnd according to the spec
+ sal_uInt64 mnCompressedEnd;
+
+ // DecompressedCurrent according to the spec
+ sal_uInt64 mnDecompressedCurrent;
+
+ // DecompressedEnd according to the spec
+ sal_uInt64 mnDecompressedEnd;
+
+ static void PackCompressedChunkSize(size_t nSize, sal_uInt16& rHeader);
+
+ static void PackCompressedChunkFlag(bool bCompressed, sal_uInt16& rHeader);
+
+ static void PackCompressedChunkSignature(sal_uInt16& rHeader);
+
+ void compressTokenSequence();
+
+ void compressToken(size_t index, sal_uInt8& nFlagByte);
+
+ static void SetFlagBit(size_t index, bool bVal, sal_uInt8& rFlag);
+
+ sal_uInt16 CopyToken(size_t nLength, size_t nOffset);
+
+ void match(size_t& rLength, size_t& rOffset);
+
+ void CopyTokenHelp(sal_uInt16& rLengthMask, sal_uInt16& rOffsetMask,
+ sal_uInt16& rBitCount, sal_uInt16& rMaximumLength);
+
+ void writeRawChunk();
+
+ sal_uInt16 handleHeader(bool bCompressed);
+};
+
+class OOX_DLLPUBLIC VBACompression
+{
+public:
+ VBACompression(SvStream& rCompressedStream,
+ SvMemoryStream& rUncompressedStream);
+
+ void write();
+
+private:
+ SvStream& mrCompressedStream;
+ SvMemoryStream& mrUncompressedStream;
+};
+
+class OOX_DLLPUBLIC VBAEncryption
+{
+public:
+ VBAEncryption(const sal_uInt8* pData,
+ const sal_uInt16 nLength,
+ SvStream& rEncryptedData,
+ sal_uInt8 nProjKey,
+ rtl_TextEncoding eTextEncoding);
+
+ void write();
+
+ static sal_uInt8 calculateProjKey(const OUString& rString);
+
+private:
+ const sal_uInt8* mpData; // an array of bytes to be obfuscated
+ const sal_uInt16 mnLength; // the length of Data
+ SvStream& mrEncryptedData; // Encrypted Data Structure
+ sal_uInt8 mnUnencryptedByte1; // the last unencrypted byte read or written
+ sal_uInt8 mnEncryptedByte1; // the last encrypted byte read or written
+ sal_uInt8 mnEncryptedByte2; // the next-to-last encrypted byte read or written
+ sal_Unicode mnProjKey; // a project-specific encryption key
+ sal_uInt8 mnIgnoredLength; // the length in bytes of IgnoredEnc
+
+ sal_uInt8 mnSeed; // the seed value
+ sal_uInt8 mnVersionEnc; // the version encoding
+ rtl_TextEncoding meTextEncoding; // the VBA text encoding on export
+
+ void writeSeed();
+ void writeVersionEnc();
+ void writeProjKeyEnc();
+ void writeIgnoredEnc();
+ void writeDataLengthEnc();
+ void writeDataEnc();
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */