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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; 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 NDB_IMPL_HPP
#define NDB_IMPL_HPP
#include <Vector.hpp>
#include "ObjectMap.hpp"
/**
* Private parts of the Ndb object (corresponding to Ndb.hpp in public API)
*/
class NdbImpl {
public:
Vector<class NdbTableImpl *> m_invalidTables;
void checkErrorCode(Uint32 i);
void checkInvalidTable(class NdbDictionaryImpl * dict);
};
#include <Ndb.hpp>
#include <NdbError.hpp>
#include <NdbCondition.h>
#include <NdbReceiver.hpp>
#include <NdbTick.h>
#ifdef VM_TRACE
#define TRACE_DEBUG(x) ndbout << x << endl;
#else
#define TRACE_DEBUG(x)
#endif
#define CHECK_STATUS_MACRO \
{if (checkInitState() == -1) { theError.code = 4100; return -1;}}
#define CHECK_STATUS_MACRO_VOID \
{if (checkInitState() == -1) { theError.code = 4100; return;}}
#define CHECK_STATUS_MACRO_ZERO \
{if (checkInitState() == -1) { theError.code = 4100; return 0;}}
#define CHECK_STATUS_MACRO_NULL \
{if (checkInitState() == -1) { theError.code = 4100; return NULL;}}
inline
void *
Ndb::int2void(Uint32 val){
return theNdbObjectIdMap->getObject(val);
}
inline
NdbReceiver *
Ndb::void2rec(void* val){
return (NdbReceiver*)val;
}
inline
NdbConnection *
Ndb::void2con(void* val){
return (NdbConnection*)val;
}
inline
NdbOperation*
Ndb::void2rec_op(void* val){
return (NdbOperation*)(void2rec(val)->getOwner());
}
inline
NdbIndexOperation*
Ndb::void2rec_iop(void* val){
return (NdbIndexOperation*)(void2rec(val)->getOwner());
}
inline
NdbScanReceiver*
Ndb::void2rec_srec(void* val){
return (NdbScanReceiver*)(void2rec(val)->getOwner());
}
inline
int
Ndb::checkInitState()
{
theError.code = 0;
if (theInitState != Initialised)
return -1;
return 0;
}
Uint32 convertEndian(Uint32 Data);
enum WaitSignalType {
NO_WAIT = 0,
WAIT_NODE_FAILURE = 1, // Node failure during wait
WAIT_TIMEOUT = 2, // Timeout during wait
WAIT_TC_SEIZE = 3,
WAIT_TC_RELEASE = 4,
WAIT_NDB_TAMPER = 5,
WAIT_SCAN = 6,
// DICT stuff
WAIT_GET_TAB_INFO_REQ = 11,
WAIT_CREATE_TAB_REQ = 12,
WAIT_DROP_TAB_REQ = 13,
WAIT_ALTER_TAB_REQ = 14,
WAIT_CREATE_INDX_REQ = 15,
WAIT_DROP_INDX_REQ = 16,
WAIT_LIST_TABLES_CONF = 17
};
enum LockMode {
Read,
Update,
Insert,
Delete
};
#include <NdbOut.hpp>
inline
void
NdbWaiter::wait(int waitTime)
{
const bool forever = (waitTime == -1);
const NDB_TICKS maxTime = NdbTick_CurrentMillisecond() + waitTime;
while (1) {
if (m_state == NO_WAIT || m_state == WAIT_NODE_FAILURE)
break;
if (forever) {
NdbCondition_Wait(m_condition, (NdbMutex*)m_mutex);
} else {
if (waitTime <= 0) {
m_state = WAIT_TIMEOUT;
break;
}
NdbCondition_WaitTimeout(m_condition, (NdbMutex*)m_mutex, waitTime);
waitTime = maxTime - NdbTick_CurrentMillisecond();
}
}
NdbMutex_Unlock((NdbMutex*)m_mutex);
}
inline
void
NdbWaiter::nodeFail(Uint32 aNodeId){
if (m_state != NO_WAIT && m_node == aNodeId){
m_state = WAIT_NODE_FAILURE;
NdbCondition_Signal(m_condition);
}
}
inline
void
NdbWaiter::signal(Uint32 state){
m_state = state;
NdbCondition_Signal(m_condition);
}
#endif
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