MasterGCP.hpp
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上传日期:2022-05-23
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- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #ifndef MASTER_GCP_HPP
- #define MASTER_GCP_HPP
- #include <NodeBitmask.hpp>
- /**
- *
- */
- class MasterGCPConf {
- /**
- * Sender(s) / Reciver(s)
- */
- friend class Dbdih;
-
- public:
- STATIC_CONST( SignalLength = 8 + NdbNodeBitmask::Size );
- enum State {
- GCP_READY = 0,
- GCP_PREPARE_RECEIVED = 1,
- GCP_COMMIT_RECEIVED = 2,
- GCP_TC_FINISHED = 3
- };
- private:
- /**
- * Data replied
- */
- Uint32 gcpState;
- Uint32 senderNodeId;
- Uint32 failedNodeId;
- Uint32 newGCP;
- Uint32 latestLCP;
- Uint32 oldestRestorableGCI;
- Uint32 keepGCI;
- Uint32 lcpActive[NdbNodeBitmask::Size];
- };
- /**
- *
- */
- class MasterGCPReq {
- /**
- * Sender(s) / Reciver(s)
- */
- friend class Dbdih;
-
- public:
- STATIC_CONST( SignalLength = 2 );
- private:
- Uint32 masterRef;
- Uint32 failedNodeId;
- };
- /**
- *
- */
- class MasterGCPRef {
- /**
- * Sender(s) / Reciver(s)
- */
- friend class Dbdih;
-
- public:
- STATIC_CONST( SignalLength = 2 );
- private:
- Uint32 senderNodeId;
- Uint32 failedNodeId;
- };
- #endif