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40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
#ifndef SQL_CRYPT_INCLUDED
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#define SQL_CRYPT_INCLUDED
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/* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
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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 General Public License as published by
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the Free Software Foundation; version 2 of the License.
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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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
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#include "sql_alloc.h" /* Sql_alloc */
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#include "my_rnd.h" /* rand_struct */
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class SQL_CRYPT :public Sql_alloc
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{
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struct my_rnd_struct rand,org_rand;
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char decode_buff[256],encode_buff[256];
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uint shift;
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public:
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SQL_CRYPT() = default;
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SQL_CRYPT(ulong *seed)
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{
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init(seed);
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}
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~SQL_CRYPT() = default;
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void init(ulong *seed);
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void reinit() { shift=0; rand=org_rand; }
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void encode(char *str, uint length);
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void decode(char *str, uint length);
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};
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#endif /* SQL_CRYPT_INCLUDED */
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