74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/*! \file piethutilbase.h
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* \brief Base class for ethernet utils
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*/
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/*
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PIP - Platform Independent Primitives
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Base class for ethernet utils
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Copyright (C) 2020 Ivan Pelipenko peri4ko@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PIETHUTILBASE_H
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#define PIETHUTILBASE_H
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#include "pibytearray.h"
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class PIEthUtilBase {
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public:
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PIEthUtilBase();
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~PIEthUtilBase();
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//! Set crypt layer enabled
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void setCryptEnabled(bool on) {_crypt = on;}
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//! Enable crypt layer
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void cryptEnable() {setCryptEnabled(true);}
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//! Disable crypt layer
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void cryptDisable() {setCryptEnabled(false);}
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//! Returns if crypt layer enabled
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bool isCryptEnabled() const {return _crypt;}
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//! Set crypt layer key to \"k\"
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void setCryptKey(const PIByteArray & k) {_key = k;}
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//! Generate crypt layer key by \a PICrypt::hash and
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//! set crypt layer enabled
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void createCryptKey(const PIString & k);
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//! Returns crypt layer key
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PIByteArray cryptKey() const {return _key;}
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protected:
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/*! \brief Returns encrypted data if layer enabled,
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* otherwise returns unchanged \"data\" */
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PIByteArray cryptData(const PIByteArray & data);
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/*! \brief Returns decrypted data if layer enabled,
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* otherwise returns unchanged \"data\". If decryption
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* was unsuccessfull returns empty %PIByteArray. */
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PIByteArray decryptData(const PIByteArray & data);
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private:
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PIByteArray _key;
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bool _crypt;
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};
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#endif // PIETHUTILBASE_H
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