mariadb/ndb/include/kernel/signaldata/WaitGCP.hpp
unknown 6386c55cee Initial revision of NDB Cluster files
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted
2004-04-14 10:53:21 +02:00

109 lines
2.2 KiB
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 WAIT_GCP_HPP
#define WAIT_GCP_HPP
/**
* This signal is sent by anyone to local DIH
*
* If local DIH is not master, it forwards it to master DIH
* and start acting as a proxy
*
*/
class WaitGCPReq {
/**
* Sender(s) / Reciver(s)
*/
friend class Dbdih;
/**
* Sender
*/
friend class Ndbcntr;
friend class Dbdict;
friend class Backup;
//friend class Grep::PSCoord;
public:
STATIC_CONST( SignalLength = 3 );
public:
enum RequestType {
Complete = 1, ///< Wait for a GCP to complete
CompleteForceStart = 2, ///< Wait for a GCP to complete start one if needed
CompleteIfRunning = 3, ///< Wait for ongoing GCP
CurrentGCI = 8 ///< Immediately return current GCI
};
Uint32 senderRef;
Uint32 senderData;
Uint32 requestType;
};
class WaitGCPConf {
/**
* Sender(s) / Reciver(s)
*/
friend class Dbdih;
/**
* Reciver(s)
*/
friend class Ndbcntr;
friend class Dbdict;
friend class Backup;
//friend class Grep::PSCoord;
public:
STATIC_CONST( SignalLength = 2 );
public:
Uint32 senderData;
Uint32 gcp;
};
class WaitGCPRef {
/**
* Sender(s) / Reciver(s)
*/
friend class Dbdih;
/**
* Reciver(s)
*/
friend class Ndbcntr;
friend class Dbdict;
friend class Backup;
friend class Grep;
public:
STATIC_CONST( SignalLength = 2 );
enum ErrorCode {
StopOK = 0,
NF_CausedAbortOfProcedure = 1,
NoWaitGCPRecords = 2
};
private:
Uint32 errorCode;
Uint32 senderData;
};
#endif