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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
#ifndef UTIL_SEQUENCE_HPP
#define UTIL_SEQUENCE_HPP
#include "SignalData.hpp"
class UtilSequenceReq {
/**
* Receiver
*/
friend class DbUtil;
/**
* Sender
*/
friend class Backup;
friend class Suma;
friend bool printUTIL_SEQUENCE_REQ(FILE *, const Uint32 *, Uint32, Uint16);
public:
STATIC_CONST( SignalLength = 3 );
enum RequestType {
NextVal = 1, // Return uniq value
CurrVal = 2, // Read
Create = 3 // Create a sequence
};
private:
Uint32 senderData;
Uint32 sequenceId; // Number of sequence variable
Uint32 requestType;
};
class UtilSequenceConf {
/**
* Receiver
*/
friend class Backup;
friend class Suma;
/**
* Sender
*/
friend class DbUtil;
friend bool printUTIL_SEQUENCE_CONF(FILE *, const Uint32 *, Uint32, Uint16);
public:
STATIC_CONST( SignalLength = 5 );
private:
Uint32 senderData;
Uint32 sequenceId;
Uint32 requestType;
Uint32 sequenceValue[2];
};
class UtilSequenceRef {
/**
* Reciver
*/
friend class Backup;
friend class Suma;
/**
* Sender
*/
friend class DbUtil;
friend bool printUTIL_SEQUENCE_REF(FILE *, const Uint32 *, Uint32, Uint16);
public:
STATIC_CONST( SignalLength = 5 );
enum ErrorCode {
NoSuchSequence = 1,
TCError = 2
};
private:
Uint32 senderData;
Uint32 sequenceId;
Uint32 requestType;
Uint32 errorCode;
Uint32 TCErrorCode;
};
#endif
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