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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; version 2 of the License.
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 READ_NODESCONF_HPP
#define READ_NODESCONF_HPP
#include <NodeBitmask.hpp>
/**
* This signals is sent by Qmgr to NdbCntr
* and then from NdbCntr sent to: dih, dict, lqh, tc
*
* NOTE Only noOfNodes & allNodes are valid when sent from Qmgr
*/
class ReadNodesConf {
/**
* Sender(s)
*/
friend class Qmgr;
/**
* Sender(s) / Reciver(s)
*/
friend class Ndbcntr;
/**
* Reciver(s)
*/
friend class Dbdih;
friend class Dbdict;
friend class Dblqh;
friend class Dbtc;
friend class Trix;
friend class Backup;
friend class Suma;
friend class Grep;
friend bool printREAD_NODES_CONF(FILE*, const Uint32 *, Uint32, Uint16);
public:
STATIC_CONST( SignalLength = 3 + 5*NdbNodeBitmask::Size );
private:
Uint32 noOfNodes;
Uint32 ndynamicId;
/**
*
* NOTE Not valid when send from Qmgr
*/
Uint32 masterNodeId;
/**
* This array defines all the ndb nodes in the system
*/
union {
Uint32 allNodes[NdbNodeBitmask::Size];
Uint32 definedNodes[NdbNodeBitmask::Size];
};
/**
* This array describes wheather the nodes are currently active
*
* NOTE Not valid when send from Qmgr
*/
Uint32 inactiveNodes[NdbNodeBitmask::Size];
Uint32 clusterNodes[NdbNodeBitmask::Size]; // From Qmgr
Uint32 startingNodes[NdbNodeBitmask::Size]; // From Cntr
Uint32 startedNodes[NdbNodeBitmask::Size]; // From Cntr
};
#endif
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