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007e29e2bc
(re)impl. simple-read (read that releases lock just before LQHKEYCONF) use simple-read for blobs storage/ndb/include/kernel/signaldata/TcKeyConf.hpp: rename bit storage/ndb/include/ndbapi/NdbOperation.hpp: add new lock-mode storage/ndb/src/common/debugger/signaldata/TcKeyConf.cpp: rename bit storage/ndb/src/kernel/blocks/dblqh/Dblqh.hpp: remove aggregate storage/ndb/src/kernel/blocks/dblqh/DblqhMain.cpp: impl. simple-read = normal read + release lock just before LQHKEYCONF storage/ndb/src/kernel/blocks/dbtc/Dbtc.hpp: impl. simple-read = normal read + release lock just before LQHKEYCONF storage/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp: impl. simple-read = normal read + release lock just before LQHKEYCONF storage/ndb/src/ndbapi/NdbBlob.cpp: use simple read for blobs storage/ndb/src/ndbapi/NdbIndexOperation.cpp: no simple-read for ui (yet) storage/ndb/src/ndbapi/NdbOperationDefine.cpp: impl. simple-read storage/ndb/src/ndbapi/NdbOperationExec.cpp: impl. simple-read storage/ndb/src/ndbapi/NdbReceiver.cpp: impl. simple-read storage/ndb/src/ndbapi/NdbScanOperation.cpp: no simple-read for scan (yet) storage/ndb/src/ndbapi/NdbTransaction.cpp: rename bit storage/ndb/test/ndbapi/testBasic.cpp: add testcase for simlpe-read storage/ndb/test/run-test/daily-basic-tests.txt: add testcase storage/ndb/test/src/HugoOperations.cpp: add simple-read
131 lines
3.1 KiB
C++
131 lines
3.1 KiB
C++
/* Copyright (C) 2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef TC_KEY_CONF_H
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#define TC_KEY_CONF_H
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#include "SignalData.hpp"
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/**
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*
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*/
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class TcKeyConf {
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/**
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* Reciver(s)
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*/
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friend class Ndb;
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friend class NdbTransaction;
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friend class Ndbcntr;
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friend class DbUtil;
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/**
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* Sender(s)
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*/
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friend class Dbtc;
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/**
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* For printing
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*/
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friend bool printTCKEYCONF(FILE *, const Uint32 *, Uint32, Uint16);
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public:
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/**
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* Length of signal
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*/
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STATIC_CONST( StaticLength = 5 );
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STATIC_CONST( OperationLength = 2 );
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STATIC_CONST( DirtyReadBit = (((Uint32)1) << 31) );
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private:
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/**
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* DATA VARIABLES
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*/
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//-------------------------------------------------------------
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// Unconditional part. First 5 words
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//-------------------------------------------------------------
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Uint32 apiConnectPtr;
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Uint32 gci;
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Uint32 confInfo;
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Uint32 transId1;
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Uint32 transId2;
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struct OperationConf {
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Uint32 apiOperationPtr;
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Uint32 attrInfoLen;
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};
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//-------------------------------------------------------------
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// Operations confirmations,
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// No of actually sent = getNoOfOperations(confInfo)
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//-------------------------------------------------------------
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OperationConf operations[10];
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/**
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* Get:ers for confInfo
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*/
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static Uint32 getNoOfOperations(const Uint32 & confInfo);
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static Uint32 getCommitFlag(const Uint32 & confInfo);
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static bool getMarkerFlag(const Uint32 & confInfo);
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/**
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* Set:ers for confInfo
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*/
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static void setCommitFlag(Uint32 & confInfo, Uint8 flag);
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static void setNoOfOperations(Uint32 & confInfo, Uint32 noOfOps);
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static void setMarkerFlag(Uint32 & confInfo, Uint32 flag);
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};
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inline
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Uint32
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TcKeyConf::getNoOfOperations(const Uint32 & confInfo){
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return confInfo & 65535;
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}
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inline
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Uint32
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TcKeyConf::getCommitFlag(const Uint32 & confInfo){
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return ((confInfo >> 16) & 1);
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}
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inline
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bool
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TcKeyConf::getMarkerFlag(const Uint32 & confInfo){
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const Uint32 bits = 3 << 16; // Marker only valid when doing commit
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return (confInfo & bits) == bits;
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}
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inline
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void
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TcKeyConf::setNoOfOperations(Uint32 & confInfo, Uint32 noOfOps){
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ASSERT_MAX(noOfOps, 65535, "TcKeyConf::setNoOfOperations");
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confInfo = (confInfo & 0xFFFF0000) | noOfOps;
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}
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inline
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void
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TcKeyConf::setCommitFlag(Uint32 & confInfo, Uint8 flag){
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ASSERT_BOOL(flag, "TcKeyConf::setCommitFlag");
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confInfo |= (flag << 16);
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}
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inline
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void
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TcKeyConf::setMarkerFlag(Uint32 & confInfo, Uint32 flag){
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ASSERT_BOOL(flag, "TcKeyConf::setMarkerFlag");
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confInfo |= (flag << 17);
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}
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#endif
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