1 #ifndef SQL_CRYPT_INCLUDED 2 #define SQL_CRYPT_INCLUDED 3 4 /* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; version 2 of the License. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ 18 19 20 #ifdef USE_PRAGMA_INTERFACE 21 #pragma interface /* gcc class implementation */ 22 #endif 23 24 #include "sql_alloc.h" /* Sql_alloc */ 25 #include "my_rnd.h" /* rand_struct */ 26 27 class SQL_CRYPT :public Sql_alloc 28 { 29 struct my_rnd_struct rand,org_rand; 30 char decode_buff[256],encode_buff[256]; 31 uint shift; 32 public: SQL_CRYPT()33 SQL_CRYPT() {} SQL_CRYPT(ulong * seed)34 SQL_CRYPT(ulong *seed) 35 { 36 init(seed); 37 } ~SQL_CRYPT()38 ~SQL_CRYPT() {} 39 void init(ulong *seed); reinit()40 void reinit() { shift=0; rand=org_rand; } 41 void encode(char *str, uint length); 42 void decode(char *str, uint length); 43 }; 44 45 #endif /* SQL_CRYPT_INCLUDED */ 46