/* Copyright (c) 2003-2007 MySQL AB
   Use is subject to license terms

   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 */

#define DBTC_C
#include "Dbtc.hpp"
#include <pc.hpp>
#include <ndb_limits.h>
#include <Properties.hpp>
#include <Configuration.hpp>

#define DEBUG(x) { ndbout << "TC::" << x << endl; }


void Dbtc::initData() 
{
  cattrbufFilesize = ZATTRBUF_FILESIZE;
  capiConnectFilesize = ZAPI_CONNECT_FILESIZE;
  ccacheFilesize = ZAPI_CONNECT_FILESIZE;
  chostFilesize = MAX_NODES;
  cdatabufFilesize = ZDATABUF_FILESIZE;
  cgcpFilesize = ZGCP_FILESIZE;
  cscanrecFileSize = ZSCANREC_FILE_SIZE;
  cscanFragrecFileSize = ZSCAN_FRAGREC_FILE_SIZE;
  ctabrecFilesize = ZTABREC_FILESIZE;
  ctcConnectFilesize = ZTC_CONNECT_FILESIZE;
  cdihblockref = DBDIH_REF;
  cdictblockref = DBDICT_REF;
  clqhblockref = DBLQH_REF;
  cerrorBlockref = NDBCNTR_REF;

  // Records with constant sizes
  tcFailRecord = (TcFailRecord*)allocRecord("TcFailRecord",
					    sizeof(TcFailRecord), 1);

  // Variables
  ctcTimer = 0;

  // Trigger and index pools
  c_theDefinedTriggerPool.setSize(c_maxNumberOfDefinedTriggers);
  c_theFiredTriggerPool.setSize(c_maxNumberOfFiredTriggers);
  c_theIndexPool.setSize(c_maxNumberOfIndexes);
  c_theIndexOperationPool.setSize(c_maxNumberOfIndexOperations);
  c_theAttributeBufferPool.setSize(c_transactionBufferSpace);
  c_firedTriggerHash.setSize((c_maxNumberOfFiredTriggers+10)/10);
}//Dbtc::initData()

void Dbtc::initRecords() 
{
  void *p;
  // Records with dynamic sizes
  cacheRecord = (CacheRecord*)allocRecord("CacheRecord",
					  sizeof(CacheRecord), 
					  ccacheFilesize);

  apiConnectRecord = (ApiConnectRecord*)allocRecord("ApiConnectRecord",
						    sizeof(ApiConnectRecord),
						    capiConnectFilesize);

  for(unsigned i = 0; i<capiConnectFilesize; i++) {
    p = &apiConnectRecord[i];
    new (p) ApiConnectRecord(c_theFiredTriggerPool, 
			     c_theIndexOperationPool);
  }
  // Init all fired triggers
  DLFifoList<TcFiredTriggerData> triggers(c_theFiredTriggerPool);
  FiredTriggerPtr tptr;
  while(triggers.seize(tptr) == true) {
    p= tptr.p;
    new (p) TcFiredTriggerData();
  }
  triggers.release();

  /*
  // Init all index records
  ArrayList<TcIndexData> indexes(c_theIndexPool);
  TcIndexDataPtr iptr;
  while(indexes.seize(iptr) == true) {
    new (iptr.p) TcIndexData(c_theAttrInfoListPool);
  }
  indexes.release();
  */

  // Init all index operation records
  SLList<TcIndexOperation> indexOps(c_theIndexOperationPool);
  TcIndexOperationPtr ioptr;
  while(indexOps.seize(ioptr) == true) {
    p= ioptr.p;
    new (p) TcIndexOperation(c_theAttributeBufferPool);
  }
  indexOps.release();

  c_apiConTimer = (UintR*)allocRecord("ApiConTimer",
				      sizeof(UintR),
				      capiConnectFilesize);
  
  c_apiConTimer_line = (UintR*)allocRecord("ApiConTimer_line",
					   sizeof(UintR),
					   capiConnectFilesize);

  tcConnectRecord = (TcConnectRecord*)allocRecord("TcConnectRecord",
						  sizeof(TcConnectRecord),
						  ctcConnectFilesize);
  
  m_commitAckMarkerPool.setSize(capiConnectFilesize);
  m_commitAckMarkerHash.setSize(512);

  hostRecord = (HostRecord*)allocRecord("HostRecord",
					sizeof(HostRecord),
					chostFilesize);

  tableRecord = (TableRecord*)allocRecord("TableRecord",
					  sizeof(TableRecord),
					  ctabrecFilesize);

  scanRecord = (ScanRecord*)allocRecord("ScanRecord",
					sizeof(ScanRecord),
					cscanrecFileSize);


  c_scan_frag_pool.setSize(cscanFragrecFileSize);
  {
    ScanFragRecPtr ptr;
    SLList<ScanFragRec> tmp(c_scan_frag_pool);
    while(tmp.seize(ptr)) {
      new (ptr.p) ScanFragRec();
    }
    tmp.release();
  }

  indexOps.release();
  
  databufRecord = (DatabufRecord*)allocRecord("DatabufRecord",
					      sizeof(DatabufRecord),
					      cdatabufFilesize);

  attrbufRecord = (AttrbufRecord*)allocRecord("AttrbufRecord",
					      sizeof(AttrbufRecord),
					      cattrbufFilesize);

  gcpRecord = (GcpRecord*)allocRecord("GcpRecord",
				      sizeof(GcpRecord), 
				      cgcpFilesize);
  
}//Dbtc::initRecords()

Dbtc::Dbtc(Block_context& ctx):
  SimulatedBlock(DBTC, ctx),
  c_theDefinedTriggers(c_theDefinedTriggerPool),
  c_firedTriggerHash(c_theFiredTriggerPool),
  c_maxNumberOfDefinedTriggers(0),
  c_maxNumberOfFiredTriggers(0),
  c_theIndexes(c_theIndexPool),
  c_maxNumberOfIndexes(0),
  c_maxNumberOfIndexOperations(0),
  m_commitAckMarkerHash(m_commitAckMarkerPool)
{
  BLOCK_CONSTRUCTOR(Dbtc);
  
  const ndb_mgm_configuration_iterator * p = 
    ctx.m_config.getOwnConfigIterator();
  ndbrequire(p != 0);

  Uint32 transactionBufferMemory = 0;
  Uint32 maxNoOfIndexes = 0, maxNoOfConcurrentIndexOperations = 0;
  Uint32 maxNoOfTriggers = 0, maxNoOfFiredTriggers = 0;

  ndb_mgm_get_int_parameter(p, CFG_DB_TRANS_BUFFER_MEM,  
			    &transactionBufferMemory);
  ndb_mgm_get_int_parameter(p, CFG_DICT_TABLE,
			    &maxNoOfIndexes);
  ndb_mgm_get_int_parameter(p, CFG_DB_NO_INDEX_OPS, 
			    &maxNoOfConcurrentIndexOperations);
  ndb_mgm_get_int_parameter(p, CFG_DB_NO_TRIGGERS, 
			    &maxNoOfTriggers);
  ndb_mgm_get_int_parameter(p, CFG_DB_NO_TRIGGER_OPS, 
			    &maxNoOfFiredTriggers);
  
  c_transactionBufferSpace = 
    transactionBufferMemory / AttributeBuffer::getSegmentSize();
  c_maxNumberOfIndexes = maxNoOfIndexes;
  c_maxNumberOfIndexOperations = maxNoOfConcurrentIndexOperations;
  c_maxNumberOfDefinedTriggers = maxNoOfTriggers;
  c_maxNumberOfFiredTriggers = maxNoOfFiredTriggers;

  // Transit signals
  addRecSignal(GSN_PACKED_SIGNAL, &Dbtc::execPACKED_SIGNAL); 
  addRecSignal(GSN_ABORTED, &Dbtc::execABORTED);
  addRecSignal(GSN_ATTRINFO, &Dbtc::execATTRINFO);
  addRecSignal(GSN_CONTINUEB, &Dbtc::execCONTINUEB);
  addRecSignal(GSN_KEYINFO, &Dbtc::execKEYINFO);
  addRecSignal(GSN_SCAN_NEXTREQ, &Dbtc::execSCAN_NEXTREQ);
  addRecSignal(GSN_TAKE_OVERTCREQ, &Dbtc::execTAKE_OVERTCREQ);
  addRecSignal(GSN_TAKE_OVERTCCONF, &Dbtc::execTAKE_OVERTCCONF);
  addRecSignal(GSN_LQHKEYREF, &Dbtc::execLQHKEYREF);

  // Received signals

  addRecSignal(GSN_DUMP_STATE_ORD, &Dbtc::execDUMP_STATE_ORD);
  addRecSignal(GSN_SEND_PACKED, &Dbtc::execSEND_PACKED);
  addRecSignal(GSN_SCAN_HBREP, &Dbtc::execSCAN_HBREP);
  addRecSignal(GSN_COMPLETED, &Dbtc::execCOMPLETED);
  addRecSignal(GSN_COMMITTED, &Dbtc::execCOMMITTED);
  addRecSignal(GSN_DIGETPRIMCONF, &Dbtc::execDIGETPRIMCONF);
  addRecSignal(GSN_DIGETPRIMREF, &Dbtc::execDIGETPRIMREF);
  addRecSignal(GSN_DISEIZECONF, &Dbtc::execDISEIZECONF);
  addRecSignal(GSN_DIVERIFYCONF, &Dbtc::execDIVERIFYCONF);
  addRecSignal(GSN_DI_FCOUNTCONF, &Dbtc::execDI_FCOUNTCONF);
  addRecSignal(GSN_DI_FCOUNTREF, &Dbtc::execDI_FCOUNTREF);
  addRecSignal(GSN_GCP_NOMORETRANS, &Dbtc::execGCP_NOMORETRANS);
  addRecSignal(GSN_LQHKEYCONF, &Dbtc::execLQHKEYCONF);
  addRecSignal(GSN_NDB_STTOR, &Dbtc::execNDB_STTOR);
  addRecSignal(GSN_READ_NODESCONF, &Dbtc::execREAD_NODESCONF);
  addRecSignal(GSN_READ_NODESREF, &Dbtc::execREAD_NODESREF);
  addRecSignal(GSN_STTOR, &Dbtc::execSTTOR);
  addRecSignal(GSN_TC_COMMITREQ, &Dbtc::execTC_COMMITREQ);
  addRecSignal(GSN_TC_CLOPSIZEREQ, &Dbtc::execTC_CLOPSIZEREQ);
  addRecSignal(GSN_TCGETOPSIZEREQ, &Dbtc::execTCGETOPSIZEREQ);
  addRecSignal(GSN_TCKEYREQ, &Dbtc::execTCKEYREQ);
  addRecSignal(GSN_TCRELEASEREQ, &Dbtc::execTCRELEASEREQ);
  addRecSignal(GSN_TCSEIZEREQ, &Dbtc::execTCSEIZEREQ);
  addRecSignal(GSN_TCROLLBACKREQ, &Dbtc::execTCROLLBACKREQ);
  addRecSignal(GSN_TC_HBREP, &Dbtc::execTC_HBREP);
  addRecSignal(GSN_TC_SCHVERREQ, &Dbtc::execTC_SCHVERREQ);
  addRecSignal(GSN_SCAN_TABREQ, &Dbtc::execSCAN_TABREQ);
  addRecSignal(GSN_SCAN_FRAGCONF, &Dbtc::execSCAN_FRAGCONF);
  addRecSignal(GSN_SCAN_FRAGREF, &Dbtc::execSCAN_FRAGREF);
  addRecSignal(GSN_READ_CONFIG_REQ, &Dbtc::execREAD_CONFIG_REQ, true);
  addRecSignal(GSN_LQH_TRANSCONF, &Dbtc::execLQH_TRANSCONF);
  addRecSignal(GSN_COMPLETECONF, &Dbtc::execCOMPLETECONF);
  addRecSignal(GSN_COMMITCONF, &Dbtc::execCOMMITCONF);
  addRecSignal(GSN_ABORTCONF, &Dbtc::execABORTCONF);
  addRecSignal(GSN_NODE_FAILREP, &Dbtc::execNODE_FAILREP);
  addRecSignal(GSN_INCL_NODEREQ, &Dbtc::execINCL_NODEREQ);
  addRecSignal(GSN_TIME_SIGNAL, &Dbtc::execTIME_SIGNAL);
  addRecSignal(GSN_API_FAILREQ, &Dbtc::execAPI_FAILREQ);

  addRecSignal(GSN_TC_COMMIT_ACK, &Dbtc::execTC_COMMIT_ACK);
  addRecSignal(GSN_ABORT_ALL_REQ, &Dbtc::execABORT_ALL_REQ);

  addRecSignal(GSN_CREATE_TRIG_REQ, &Dbtc::execCREATE_TRIG_REQ);
  addRecSignal(GSN_DROP_TRIG_REQ, &Dbtc::execDROP_TRIG_REQ);
  addRecSignal(GSN_FIRE_TRIG_ORD, &Dbtc::execFIRE_TRIG_ORD);
  addRecSignal(GSN_TRIG_ATTRINFO, &Dbtc::execTRIG_ATTRINFO);
  
  addRecSignal(GSN_CREATE_INDX_REQ, &Dbtc::execCREATE_INDX_REQ);
  addRecSignal(GSN_DROP_INDX_REQ, &Dbtc::execDROP_INDX_REQ);
  addRecSignal(GSN_TCINDXREQ, &Dbtc::execTCINDXREQ);
  addRecSignal(GSN_INDXKEYINFO, &Dbtc::execINDXKEYINFO);
  addRecSignal(GSN_INDXATTRINFO, &Dbtc::execINDXATTRINFO);
  addRecSignal(GSN_ALTER_INDX_REQ, &Dbtc::execALTER_INDX_REQ);

  addRecSignal(GSN_TRANSID_AI_R, &Dbtc::execTRANSID_AI_R);
  addRecSignal(GSN_KEYINFO20_R, &Dbtc::execKEYINFO20_R);

  // Index table lookup
  addRecSignal(GSN_TCKEYCONF, &Dbtc::execTCKEYCONF);
  addRecSignal(GSN_TCKEYREF, &Dbtc::execTCKEYREF);
  addRecSignal(GSN_TRANSID_AI, &Dbtc::execTRANSID_AI);
  addRecSignal(GSN_TCROLLBACKREP, &Dbtc::execTCROLLBACKREP);
  
  //addRecSignal(GSN_CREATE_TAB_REQ, &Dbtc::execCREATE_TAB_REQ);
  addRecSignal(GSN_DROP_TAB_REQ, &Dbtc::execDROP_TAB_REQ);
  addRecSignal(GSN_PREP_DROP_TAB_REQ, &Dbtc::execPREP_DROP_TAB_REQ);
  addRecSignal(GSN_WAIT_DROP_TAB_REF, &Dbtc::execWAIT_DROP_TAB_REF);
  addRecSignal(GSN_WAIT_DROP_TAB_CONF, &Dbtc::execWAIT_DROP_TAB_CONF);
  
  addRecSignal(GSN_ALTER_TAB_REQ, &Dbtc::execALTER_TAB_REQ);
  addRecSignal(GSN_ROUTE_ORD, &Dbtc::execROUTE_ORD);
  
  cacheRecord = 0;
  apiConnectRecord = 0;
  tcConnectRecord = 0;
  hostRecord = 0;
  tableRecord = 0;
  scanRecord = 0;
  databufRecord = 0;
  attrbufRecord = 0;
  gcpRecord = 0;
  tcFailRecord = 0;
  c_apiConTimer = 0;
  c_apiConTimer_line = 0;

#ifdef VM_TRACE
  {
    void* tmp[] = { &apiConnectptr, 
		    &tcConnectptr,
		    &cachePtr,
		    &attrbufptr,
		    &hostptr,
		    &gcpPtr,
		    &tmpApiConnectptr,
		    &timeOutptr,
		    &scanFragptr,
		    &databufptr,
		    &tmpDatabufptr }; 
    init_globals_list(tmp, sizeof(tmp)/sizeof(tmp[0]));
  }
#endif
  cacheRecord = 0;
  apiConnectRecord = 0;
  tcConnectRecord = 0;
  hostRecord = 0;
  tableRecord = 0;
  scanRecord = 0;
  databufRecord = 0;
  attrbufRecord = 0;
  gcpRecord = 0;
  tcFailRecord = 0;
  c_apiConTimer = 0;
  c_apiConTimer_line = 0;
}//Dbtc::Dbtc()

Dbtc::~Dbtc() 
{
  // Records with dynamic sizes
  deallocRecord((void **)&cacheRecord, "CacheRecord",
		sizeof(CacheRecord), 
		ccacheFilesize);
  
  deallocRecord((void **)&apiConnectRecord, "ApiConnectRecord",
		sizeof(ApiConnectRecord),
		capiConnectFilesize);
  
  deallocRecord((void **)&tcConnectRecord, "TcConnectRecord",
		sizeof(TcConnectRecord),
		ctcConnectFilesize);

  deallocRecord((void **)&hostRecord, "HostRecord",
		sizeof(HostRecord),
		chostFilesize);
  
  deallocRecord((void **)&tableRecord, "TableRecord",
		sizeof(TableRecord),
		ctabrecFilesize);
  
  deallocRecord((void **)&scanRecord, "ScanRecord",
		sizeof(ScanRecord),
		cscanrecFileSize);
    
  deallocRecord((void **)&databufRecord, "DatabufRecord",
		sizeof(DatabufRecord),
		cdatabufFilesize);
  
  deallocRecord((void **)&attrbufRecord, "AttrbufRecord",
		sizeof(AttrbufRecord),
		cattrbufFilesize);
  
  deallocRecord((void **)&gcpRecord, "GcpRecord",
		sizeof(GcpRecord), 
		cgcpFilesize);
  
  deallocRecord((void **)&tcFailRecord, "TcFailRecord",
		sizeof(TcFailRecord), 1);
  
  deallocRecord((void **)&c_apiConTimer, "ApiConTimer",
		sizeof(UintR),
		capiConnectFilesize);

  deallocRecord((void **)&c_apiConTimer_line, "ApiConTimer",
		sizeof(UintR),
		capiConnectFilesize);
}//Dbtc::~Dbtc()

BLOCK_FUNCTIONS(Dbtc)

