summaryrefslogtreecommitdiffstats
path: root/basic/source/inc/image.hxx
diff options
context:
space:
mode:
Diffstat (limited to 'basic/source/inc/image.hxx')
-rw-r--r--basic/source/inc/image.hxx102
1 files changed, 102 insertions, 0 deletions
diff --git a/basic/source/inc/image.hxx b/basic/source/inc/image.hxx
new file mode 100644
index 0000000000..5a4522bd91
--- /dev/null
+++ b/basic/source/inc/image.hxx
@@ -0,0 +1,102 @@
+/* -*- 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 <basic/sbx.hxx>
+#include <rtl/ustring.hxx>
+#include "filefmt.hxx"
+#include <o3tl/typed_flags_set.hxx>
+#include <cstddef>
+#include <vector>
+
+// This class reads in the image that's been produced by the compiler
+// and manages the access to the single elements.
+
+enum class SbiImageFlags
+{
+ NONE = 0,
+ EXPLICIT = 0x0001, // OPTION EXPLICIT is active
+ COMPARETEXT = 0x0002, // OPTION COMPARE TEXT is active
+ INITCODE = 0x0004, // Init-Code does exist
+ CLASSMODULE = 0x0008, // OPTION ClassModule is active
+};
+namespace o3tl
+{
+ template<> struct typed_flags<SbiImageFlags> : is_typed_flags<SbiImageFlags, 0xf> {};
+}
+
+class SbiImage {
+ friend class SbiCodeGen; // compiler classes, that the private-
+
+ SbxArrayRef rTypes; // User defined types
+ SbxArrayRef rEnums; // Enum types
+ std::vector<sal_uInt32> mvStringOffsets; // StringId-Offsets
+ std::unique_ptr<sal_Unicode[]> pStrings; // StringPool
+ std::vector<sal_uInt8> aCode; // Code-Image
+ std::vector<sal_uInt8> aLegacyPCode; // Code-Image
+ bool bError;
+ SbiImageFlags nFlags;
+ sal_uInt32 nStringSize;
+ sal_uInt16 nDimBase; // OPTION BASE value
+ rtl_TextEncoding eCharSet;
+ // temporary management-variable:
+ std::size_t nStringIdx;
+ sal_uInt32 nStringOff; // current Pos in the stringbuffer
+ // routines for the compiler:
+ void MakeStrings( short ); // establish StringPool
+ void AddString( const OUString& );
+ void AddCode(std::vector<sal_uInt8>&&);
+ void AddType(SbxObject const *);
+ void AddEnum(SbxObject *);
+
+public:
+ OUString aName; // macro name
+ OUString aOUSource; // source code
+ OUString aComment;
+ bool bInit;
+ bool bFirstInit;
+
+ SbiImage();
+ ~SbiImage();
+ void Clear();
+ bool Load( SvStream&, sal_uInt32& nVer );
+ // nVer is set to version
+ // of image
+ bool Save( SvStream&, sal_uInt32 );
+ bool IsError() const { return bError; }
+
+ const sal_uInt8* GetCode() const { return aCode.data(); }
+ sal_uInt32 GetCodeSize() const { return aCode.size(); }
+ sal_uInt16 GetBase() const { return nDimBase; }
+ OUString GetString( sal_uInt32 nId, SbxDataType *eType = nullptr ) const;
+ const SbxObject* FindType (const OUString& aTypeName) const;
+
+ const SbxArrayRef& GetEnums() const { return rEnums; }
+
+ void SetFlag( SbiImageFlags n ) { nFlags |= n; }
+ bool IsFlag( SbiImageFlags n ) const { return bool(nFlags & n); }
+ sal_uInt16 CalcLegacyOffset( sal_Int32 nOffset );
+ sal_uInt32 CalcNewOffset( sal_Int16 nOffset );
+ void ReleaseLegacyBuffer();
+ bool ExceedsLegacyLimits();
+ bool ExceedsImgVersion12Limits();
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */