96 lines
2.0 KiB
C++

/*
Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef EMPTY_LCPREQ_HPP
#define EMPTY_LCPREQ_HPP
#define JAM_FILE_ID 157
/**
* This signals is sent by Dbdih-Master to Dblqh
* as part of master take over after node crash
*/
struct EmptyLcpReq {
/**
* Sender(s)
*/
friend class Dbdih;
/**
* Sender(s) / Receiver(s)
*/
/**
* Receiver(s)
*/
friend class Dblqh;
friend class DblqhProxy;
STATIC_CONST( SignalLength = 1 );
Uint32 senderRef;
};
/**
* This signals is sent by Dblqh to Dbdih
* as part of master take over after node crash
*/
struct EmptyLcpConf {
/**
* Sender(s)
*/
friend class Dblqh;
friend class DblqhProxy;
/**
* Sender(s) / Receiver(s)
*/
/**
* Receiver(s)
*/
friend class Dbdih;
STATIC_CONST( SignalLength = 6 );
Uint32 senderNodeId;
Uint32 tableId;
Uint32 fragmentId;
Uint32 lcpNo;
Uint32 lcpId;
Uint32 idle;
};
/**
* This is a envelope signal
* sent from LQH to local DIH, that will forward it as a
* EMPTY_LCP_CONF to avoid race condition with LCP_FRAG_REP
* which is now routed via local DIH
*/
struct EmptyLcpRep
{
STATIC_CONST( SignalLength = NdbNodeBitmask::Size );
Uint32 receiverGroup[NdbNodeBitmask::Size];
Uint32 conf[EmptyLcpConf::SignalLength];
};
#undef JAM_FILE_ID
#endif