NodeStateSignalData.hpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:2k
源码类别:
MySQL数据库
开发平台:
Visual C++
- /* 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 NODE_STATE_SIGNAL_DATA_HPP
- #define NODE_STATE_SIGNAL_DATA_HPP
- #include <NodeState.hpp>
- /**
- * NodeStateRep
- *
- * Sent so that all blocks will update their NodeState
- */
- class NodeStateRep {
- /**
- * Sender(s)
- */
- friend class Ndbcntr;
- /**
- * Reciver
- */
- friend class SimulatedBlock;
- public:
- STATIC_CONST( SignalLength = NodeState::DataLength );
- private:
- NodeState nodeState;
- };
- /**
- * ChangeNodeStateReq
- *
- * Sent by NdbCntr when synchronous NodeState updates are needed
- */
- class ChangeNodeStateReq {
- /**
- * Sender(s)
- */
- friend class Ndbcntr;
- /**
- * Reciver
- */
- friend class SimulatedBlock;
- public:
- STATIC_CONST( SignalLength = 2 + NodeState::DataLength );
- public:
- Uint32 senderRef;
- Uint32 senderData;
- NodeState nodeState;
- };
- /**
- * ChangeNodeStateConf
- *
- * Sent by SimulatedBlock as a confirmation to ChangeNodeStateReq
- */
- class ChangeNodeStateConf {
- /**
- * Sender(s)
- */
- friend class SimulatedBlock;
- /**
- * Reciver
- */
- friend class NdbCntr;
- public:
- STATIC_CONST( SignalLength = 1 );
- private:
- Uint32 senderData;
- };
- #endif