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80 lines
2.2 KiB
80 lines
2.2 KiB
/*
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* cipher.h - Simple wrapper to 3DES,AES128/256 CBC ciphers
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* Copyright (C) 2003 Justin Karneges
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef CS_CIPHER_H
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#define CS_CIPHER_H
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#include <tqstring.h>
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#include <tqcstring.h>
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namespace Cipher
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{
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enum Type { None, TripleDES, AES_128, AES_256 };
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class Key
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{
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public:
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Key() { v_type = None; }
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bool isValid() const { return (v_type == None ? false: true); }
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void setType(Type x) { v_type = x; }
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Type type() const { return v_type; }
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void setData(const TQByteArray &d) { v_data = d; }
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const TQByteArray & data() const { return v_data; }
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private:
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Type v_type;
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TQByteArray v_data;
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};
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Key generateKey(Type);
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TQByteArray generateIV(Type);
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int ivSize(Type);
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TQByteArray encrypt(const TQByteArray &, const Key &, const TQByteArray &iv, bool pad, bool *ok=0);
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TQByteArray decrypt(const TQByteArray &, const Key &, const TQByteArray &iv, bool pad, bool *ok=0);
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}
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class RSAKey
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{
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public:
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RSAKey();
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RSAKey(const RSAKey &);
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RSAKey & operator=(const RSAKey &);
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~RSAKey();
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bool isNull() const;
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void *data() const;
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void setData(void *);
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private:
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class Private;
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Private *d;
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void free();
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};
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RSAKey generateRSAKey();
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TQByteArray encryptRSA(const TQByteArray &buf, const RSAKey &key, bool *ok=0);
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TQByteArray decryptRSA(const TQByteArray &buf, const RSAKey &key, bool *ok=0);
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TQByteArray encryptRSA2(const TQByteArray &buf, const RSAKey &key, bool *ok=0);
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TQByteArray decryptRSA2(const TQByteArray &buf, const RSAKey &key, bool *ok=0);
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#endif
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