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 DIH_SWITCH_REPLICA_HPP 26 #define DIH_SWITCH_REPLICA_HPP 27 28 #define JAM_FILE_ID 172 29 30 31 /** 32 * This signal is sent from master DIH to all DIH's 33 * switches primary / backup nodes for replica(s) 34 * 35 */ 36 class DihSwitchReplicaReq { 37 /** 38 * Sender/Reciver 39 */ 40 friend class Dbdih; 41 42 public: 43 STATIC_CONST( SignalLength = 4 + MAX_REPLICAS ); 44 45 private: 46 /** 47 * Request Info 48 * 49 */ 50 Uint32 senderRef; 51 Uint32 tableId; 52 Uint32 fragNo; 53 Uint32 noOfReplicas; 54 Uint32 newNodeOrder[MAX_REPLICAS]; 55 }; 56 57 class DihSwitchReplicaRef { 58 /** 59 * Sender/Reciver 60 */ 61 friend class Dbdih; 62 63 public: 64 STATIC_CONST( SignalLength = 2 ); 65 66 private: 67 Uint32 senderNode; 68 Uint32 errorCode; // See StopPermRef::ErrorCode 69 }; 70 71 class DihSwitchReplicaConf { 72 /** 73 * Sender/Reciver 74 */ 75 friend class Dbdih; 76 77 public: 78 STATIC_CONST( SignalLength = 1 ); 79 80 private: 81 Uint32 senderNode; 82 }; 83 84 #undef JAM_FILE_ID 85 86 #endif 87