1 /* 2 Copyright (c) 2003, 2021, Oracle and/or its affiliates. 3 4 This program is free software; you can redistribute it and/or modify 5 it under the terms of the GNU General Public License, version 2.0, 6 as published by the Free Software Foundation. 7 8 This program is also distributed with certain software (including 9 but not limited to OpenSSL) that is licensed under separate terms, 10 as designated in a particular file or component or in included license 11 documentation. The authors of MySQL hereby grant you an additional 12 permission to link the program and your derivative works with the 13 separately licensed software that they have included with MySQL. 14 15 This program is distributed in the hope that it will be useful, 16 but WITHOUT ANY WARRANTY; without even the implied warranty of 17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 GNU General Public License, version 2.0, for more details. 19 20 You should have received a copy of the GNU General Public License 21 along with this program; if not, write to the Free Software 22 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 23 */ 24 25 #ifndef BLOCK_COMMIT_ORD_HPP 26 #define BLOCK_COMMIT_ORD_HPP 27 28 #define JAM_FILE_ID 89 29 30 31 /** 32 * These two signals are sent via EXECUTE_DIRECT 33 * to DBDIH from QMGR 34 * 35 * Block make sure that no commit is performed 36 * Unblock turns on commit again 37 */ 38 39 class BlockCommitOrd { 40 /** 41 * Sender(s) 42 */ 43 friend class Qmgr; 44 45 /** 46 * Reciver(s) 47 */ 48 friend class Dbdih; 49 public: 50 STATIC_CONST( SignalLength = 1 ); 51 52 private: 53 Uint32 failNo; // As used by Qmgr 54 }; 55 56 class UnblockCommitOrd { 57 /** 58 * Sender(s) 59 */ 60 friend class Qmgr; 61 62 /** 63 * Reciver(s) 64 */ 65 friend class Dbdih; 66 public: 67 STATIC_CONST( SignalLength = 1 ); 68 69 private: 70 Uint32 failNo; // As used by Qmgr 71 }; 72 73 74 #undef JAM_FILE_ID 75 76 #endif 77