a71edbd296
Change-Id: I6a08a86262deae4bed3a05f77d3041a568f23595 Reviewed-on: https://gerrit.libreoffice.org/81853 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
226 lines
8.5 KiB
C++
226 lines
8.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_SC_INC_TABPROTECTION_HXX
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#define INCLUDED_SC_INC_TABPROTECTION_HXX
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#include <sal/types.h>
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#include "global.hxx"
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#include "rangelst.hxx"
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#include <memory>
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class ScDocument;
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class ScTableProtectionImpl;
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enum ScPasswordHash
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{
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PASSHASH_SHA1 = 0,
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PASSHASH_SHA1_UTF8, // tdf#115483 this is UTF8, previous one is wrong UTF16
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PASSHASH_SHA256,
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PASSHASH_XL,
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PASSHASH_UNSPECIFIED
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};
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/// OOXML password definitions: algorithmName, hashValue, saltValue, spinCount
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struct ScOoxPasswordHash
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{
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OUString maAlgorithmName; /// "SHA-512", ...
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OUString maHashValue; /// base64 encoded hash value
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OUString maSaltValue; /// base64 encoded salt value
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sal_uInt32 mnSpinCount; /// spin count, iteration runs
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ScOoxPasswordHash() : mnSpinCount(0) {}
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bool hasPassword() const { return !maHashValue.isEmpty(); }
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void clear()
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{
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// Keep algorithm and spin count.
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maHashValue.clear();
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maSaltValue.clear();
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}
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bool verifyPassword( const OUString& aPassText ) const;
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};
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namespace ScPassHashHelper
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{
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/** Check for the compatibility of all password hashes. If there is at
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* least one hash that needs to be regenerated, it returns true. If all
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* hash values are compatible with the specified hash type, then it
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* returns false. */
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bool needsPassHashRegen(const ScDocument& rDoc, ScPasswordHash eHash1, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED);
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OUString getHashURI(ScPasswordHash eHash);
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ScPasswordHash getHashTypeFromURI(const OUString& rURI);
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}
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class SAL_NO_VTABLE ScPassHashProtectable
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{
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public:
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virtual ~ScPassHashProtectable() = 0;
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virtual bool isProtected() const = 0;
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virtual bool isProtectedWithPass() const = 0;
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virtual void setProtected(bool bProtected) = 0;
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virtual bool isPasswordEmpty() const = 0;
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virtual bool hasPasswordHash(ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const = 0;
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virtual void setPassword(const OUString& aPassText) = 0;
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virtual css::uno::Sequence<sal_Int8> getPasswordHash(
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ScPasswordHash eHash, ScPasswordHash eHas2 = PASSHASH_UNSPECIFIED) const = 0;
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virtual const ScOoxPasswordHash& getPasswordHash() const = 0;
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virtual void setPasswordHash(
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const css::uno::Sequence<sal_Int8>& aPassword,
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ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) = 0;
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virtual void setPasswordHash( const OUString& rAlgorithmName, const OUString& rHashValue,
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const OUString& rSaltValue, sal_uInt32 nSpinCount ) = 0;
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virtual bool verifyPassword(const OUString& aPassText) const = 0;
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};
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class SC_DLLPUBLIC ScDocProtection final : public ScPassHashProtectable
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{
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public:
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enum Option
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{
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STRUCTURE = 0,
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WINDOWS,
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NONE ///< last item - used to resize the vector
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};
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explicit ScDocProtection();
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explicit ScDocProtection(const ScDocProtection& r);
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virtual ~ScDocProtection() override;
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virtual bool isProtected() const override;
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virtual bool isProtectedWithPass() const override;
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virtual void setProtected(bool bProtected) override;
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virtual bool isPasswordEmpty() const override;
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virtual bool hasPasswordHash(ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const override;
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virtual void setPassword(const OUString& aPassText) override;
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virtual css::uno::Sequence<sal_Int8> getPasswordHash(
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ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const override;
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virtual const ScOoxPasswordHash& getPasswordHash() const override;
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virtual void setPasswordHash(
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const css::uno::Sequence<sal_Int8>& aPassword,
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ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) override;
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virtual void setPasswordHash( const OUString& rAlgorithmName, const OUString& rHashValue,
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const OUString& rSaltValue, sal_uInt32 nSpinCount ) override;
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virtual bool verifyPassword(const OUString& aPassText) const override;
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bool isOptionEnabled(Option eOption) const;
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void setOption(Option eOption, bool bEnabled);
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private:
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std::unique_ptr<ScTableProtectionImpl> mpImpl;
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};
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/** Container for the Excel EnhancedProtection feature.
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*/
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struct ScEnhancedProtection
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{
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ScRangeListRef maRangeList;
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sal_uInt32 mnAreserved;
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sal_uInt32 mnPasswordVerifier;
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OUString maTitle;
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::std::vector< sal_uInt8 > maSecurityDescriptor; // imported as raw BIFF data
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OUString maSecurityDescriptorXML; // imported from OOXML
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ScOoxPasswordHash maPasswordHash;
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ScEnhancedProtection() : mnAreserved(0), mnPasswordVerifier(0) {}
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bool hasSecurityDescriptor() const
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{
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return !maSecurityDescriptor.empty() || !maSecurityDescriptorXML.isEmpty();
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}
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bool hasPassword() const
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{
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return mnPasswordVerifier != 0 || maPasswordHash.hasPassword();
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}
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};
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/** sheet protection state container
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*
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* This class stores sheet's protection state: 1) whether the protection
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* is on, 2) password and/or password hash, and 3) any associated
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* protection options. This class is also used as a protection state
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* container for the undo/redo stack, in which case the password, hash and
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* the options need to be preserved even when the protection flag is
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* off. */
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class SC_DLLPUBLIC ScTableProtection final : public ScPassHashProtectable
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{
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public:
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enum Option
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{
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AUTOFILTER = 0,
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DELETE_COLUMNS,
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DELETE_ROWS,
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FORMAT_CELLS,
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FORMAT_COLUMNS,
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FORMAT_ROWS,
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INSERT_COLUMNS,
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INSERT_HYPERLINKS,
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INSERT_ROWS,
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OBJECTS,
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PIVOT_TABLES,
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SCENARIOS,
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SELECT_LOCKED_CELLS,
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SELECT_UNLOCKED_CELLS,
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SORT,
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NONE ///< last item - used to resize the vector
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};
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explicit ScTableProtection();
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explicit ScTableProtection(const ScTableProtection& r);
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virtual ~ScTableProtection() override;
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virtual bool isProtected() const override;
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virtual bool isProtectedWithPass() const override;
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virtual void setProtected(bool bProtected) override;
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virtual bool isPasswordEmpty() const override;
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virtual bool hasPasswordHash(ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const override;
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virtual void setPassword(const OUString& aPassText) override;
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virtual css::uno::Sequence<sal_Int8> getPasswordHash(
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ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) const override;
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virtual const ScOoxPasswordHash& getPasswordHash() const override;
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virtual void setPasswordHash(
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const css::uno::Sequence<sal_Int8>& aPassword,
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ScPasswordHash eHash, ScPasswordHash eHash2 = PASSHASH_UNSPECIFIED) override;
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virtual void setPasswordHash( const OUString& rAlgorithmName, const OUString& rHashValue,
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const OUString& rSaltValue, sal_uInt32 nSpinCount ) override;
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virtual bool verifyPassword(const OUString& aPassText) const override;
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bool isOptionEnabled(Option eOption) const;
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void setOption(Option eOption, bool bEnabled);
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void setEnhancedProtection( const ::std::vector< ScEnhancedProtection > & rProt );
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const ::std::vector< ScEnhancedProtection > & getEnhancedProtection() const;
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bool updateReference( UpdateRefMode, const ScDocument*, const ScRange& rWhere, SCCOL nDx, SCROW nDy, SCTAB nDz );
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bool isBlockEditable( const ScRange& rRange ) const;
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bool isSelectionEditable( const ScRangeList& rRangeList ) const;
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private:
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std::unique_ptr<ScTableProtectionImpl> mpImpl;
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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