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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 */
/************************************************************************************************
Name: NdbUtil.H
Include:
Link:
Author: UABRONM Mikael Ronström UAB/B/SD
Date: 991029
Version: 0.4
Description: Utility classes for NDB API
Documentation:
Adjust: 991029 UABRONM First version.
Comment:
************************************************************************************************/
#ifndef NdbUtil_H
#define NdbUtil_H
#include <ndb_global.h>
class Ndb;
class NdbApiSignal;
class NdbOperation;
template<class T>
struct Free_list_element
{
Free_list_element() { theNext = 0;}
void next(T* obj) { theNext = obj;}
T* next() { return theNext;}
T* theNext;
};
class NdbLabel : public Free_list_element<NdbLabel>
{
friend class NdbOperation;
friend class Ndb;
public:
NdbLabel(Ndb*);
~NdbLabel();
private:
Uint32 theSubroutine[16];
Uint32 theLabelAddress[16];
Uint32 theLabelNo[16];
};
class NdbSubroutine : public Free_list_element<NdbSubroutine>
{
friend class NdbOperation;
friend class Ndb;
public:
NdbSubroutine(Ndb*);
~NdbSubroutine();
Uint32 theSubroutineAddress[16];
};
class NdbBranch : public Free_list_element<NdbBranch>
{
friend class NdbOperation;
friend class Ndb;
public:
NdbBranch(Ndb*);
~NdbBranch();
NdbApiSignal* theSignal;
Uint32 theSignalAddress;
Uint32 theBranchAddress;
Uint32 theBranchLabel;
Uint32 theSubroutine;
};
class NdbCall : public Free_list_element<NdbCall>
{
friend class NdbOperation;
friend class Ndb;
public:
NdbCall(Ndb*);
~NdbCall();
NdbApiSignal* theSignal;
Uint32 theSignalAddress;
Uint32 theSubroutine;
};
#endif
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