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/* Copyright (c) 2003-2005, 2007 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */
#ifndef SCAN_TAB_H
#define SCAN_TAB_H
#include "SignalData.hpp"
/**
*
* SENDER: API
* RECIVER: Dbtc
*/
class ScanTabReq {
/**
* Reciver(s)
*/
friend class Dbtc; // Reciver
/**
* Sender(s)
*/
friend class NdbTransaction;
friend class NdbScanOperation;
friend class NdbIndexScanOperation;
/**
* For printing
*/
friend bool printSCANTABREQ(FILE * output, const Uint32 * theData, Uint32 len, Uint16 receiverBlockNo);
public:
/**
* Length of signal
*/
STATIC_CONST( StaticLength = 11 );
STATIC_CONST( MaxTotalAttrInfo = 0xFFFF );
private:
// Type definitions
/**
* DATA VARIABLES
*/
UintR apiConnectPtr; // DATA 0
UintR attrLenKeyLen; // DATA 1
UintR requestInfo; // DATA 2
UintR tableId; // DATA 3
UintR tableSchemaVersion; // DATA 4
UintR storedProcId; // DATA 5
UintR transId1; // DATA 6
UintR transId2; // DATA 7
UintR buddyConPtr; // DATA 8
UintR batch_byte_size; // DATA 9
UintR first_batch_size; // DATA 10
/**
* Optional
*/
Uint32 distributionKey;
/**
* Get:ers for requestInfo
*/
static Uint8 getParallelism(const UintR & requestInfo);
static Uint8 getLockMode(const UintR & requestInfo);
static Uint8 getHoldLockFlag(const UintR & requestInfo);
static Uint8 getReadCommittedFlag(const UintR & requestInfo);
static Uint8 getRangeScanFlag(const UintR & requestInfo);
static Uint8 getDescendingFlag(const UintR & requestInfo);
static Uint8 getTupScanFlag(const UintR & requestInfo);
static Uint8 getKeyinfoFlag(const UintR & requestInfo);
static Uint16 getScanBatch(const UintR & requestInfo);
static Uint8 getDistributionKeyFlag(const UintR & requestInfo);
static UintR getNoDiskFlag(const UintR & requestInfo);
/**
* Set:ers for requestInfo
*/
static void clearRequestInfo(UintR & requestInfo);
static void setParallelism(UintR & requestInfo, Uint32 flag);
static void setLockMode(UintR & requestInfo, Uint32 flag);
static void setHoldLockFlag(UintR & requestInfo, Uint32 flag);
static void setReadCommittedFlag(UintR & requestInfo, Uint32 flag);
static void setRangeScanFlag(UintR & requestInfo, Uint32 flag);
static void setDescendingFlag(UintR & requestInfo, Uint32 flag);
static void setTupScanFlag(UintR & requestInfo, Uint32 flag);
static void setKeyinfoFlag(UintR & requestInfo, Uint32 flag);
static void setScanBatch(Uint32& requestInfo, Uint32 sz);
static void setDistributionKeyFlag(Uint32& requestInfo, Uint32 flag);
static void setNoDiskFlag(UintR & requestInfo, UintR val);
};
/**
* Request Info
*
p = Parallelism - 8 Bits -> Max 256 (Bit 0-7)
l = Lock mode - 1 Bit 8
h = Hold lock mode - 1 Bit 10
c = Read Committed - 1 Bit 11
k = Keyinfo - 1 Bit 12
t = Tup scan - 1 Bit 13
z = Descending (TUX) - 1 Bit 14
x = Range Scan (TUX) - 1 Bit 15
b = Scan batch - 10 Bit 16-25 (max 1023)
d = Distribution key flag - 1 Bit 26
n = No disk flag - 1 Bit 9
1111111111222222222233
01234567890123456789012345678901
pppppppplnhcktzxbbbbbbbbbbd
*/
#define PARALLEL_SHIFT (0)
#define PARALLEL_MASK (255)
#define LOCK_MODE_SHIFT (8)
#define LOCK_MODE_MASK (1)
#define HOLD_LOCK_SHIFT (10)
#define HOLD_LOCK_MASK (1)
#define KEYINFO_SHIFT (12)
#define KEYINFO_MASK (1)
#define READ_COMMITTED_SHIFT (11)
#define READ_COMMITTED_MASK (1)
#define RANGE_SCAN_SHIFT (15)
#define RANGE_SCAN_MASK (1)
#define DESCENDING_SHIFT (14)
#define DESCENDING_MASK (1)
#define TUP_SCAN_SHIFT (13)
#define TUP_SCAN_MASK (1)
#define SCAN_BATCH_SHIFT (16)
#define SCAN_BATCH_MASK (1023)
#define SCAN_DISTR_KEY_SHIFT (26)
#define SCAN_DISTR_KEY_MASK (1)
#define SCAN_NODISK_SHIFT (9)
#define SCAN_NODISK_MASK (1)
inline
Uint8
ScanTabReq::getParallelism(const UintR & requestInfo){
return (Uint8)((requestInfo >> PARALLEL_SHIFT) & PARALLEL_MASK);
}
inline
Uint8
ScanTabReq::getLockMode(const UintR & requestInfo){
return (Uint8)((requestInfo >> LOCK_MODE_SHIFT) & LOCK_MODE_MASK);
}
inline
Uint8
ScanTabReq::getHoldLockFlag(const UintR & requestInfo){
return (Uint8)((requestInfo >> HOLD_LOCK_SHIFT) & HOLD_LOCK_MASK);
}
inline
Uint8
ScanTabReq::getReadCommittedFlag(const UintR & requestInfo){
return (Uint8)((requestInfo >> READ_COMMITTED_SHIFT) & READ_COMMITTED_MASK);
}
inline
Uint8
ScanTabReq::getRangeScanFlag(const UintR & requestInfo){
return (Uint8)((requestInfo >> RANGE_SCAN_SHIFT) & RANGE_SCAN_MASK);
}
inline
Uint8
ScanTabReq::getDescendingFlag(const UintR & requestInfo){
return (Uint8)((requestInfo >> DESCENDING_SHIFT) & DESCENDING_MASK);
}
inline
Uint8
ScanTabReq::getTupScanFlag(const UintR & requestInfo){
return (Uint8)((requestInfo >> TUP_SCAN_SHIFT) & TUP_SCAN_MASK);
}
inline
Uint16
ScanTabReq::getScanBatch(const Uint32 & requestInfo){
return (Uint16)((requestInfo >> SCAN_BATCH_SHIFT) & SCAN_BATCH_MASK);
}
inline
void
ScanTabReq::clearRequestInfo(UintR & requestInfo){
requestInfo = 0;
}
inline
void
ScanTabReq::setParallelism(UintR & requestInfo, Uint32 type){
ASSERT_MAX(type, PARALLEL_MASK, "ScanTabReq::setParallelism");
requestInfo= (requestInfo & ~(PARALLEL_MASK << PARALLEL_SHIFT)) |
((type & PARALLEL_MASK) << PARALLEL_SHIFT);
}
inline
void
ScanTabReq::setLockMode(UintR & requestInfo, Uint32 mode){
ASSERT_MAX(mode, LOCK_MODE_MASK, "ScanTabReq::setLockMode");
requestInfo= (requestInfo & ~(LOCK_MODE_MASK << LOCK_MODE_SHIFT)) |
((mode & LOCK_MODE_MASK) << LOCK_MODE_SHIFT);
}
inline
void
ScanTabReq::setHoldLockFlag(UintR & requestInfo, Uint32 flag){
ASSERT_BOOL(flag, "ScanTabReq::setHoldLockFlag");
requestInfo= (requestInfo & ~(HOLD_LOCK_MASK << HOLD_LOCK_SHIFT)) |
((flag & HOLD_LOCK_MASK) << HOLD_LOCK_SHIFT);
}
inline
void
ScanTabReq::setReadCommittedFlag(UintR & requestInfo, Uint32 flag){
ASSERT_BOOL(flag, "ScanTabReq::setReadCommittedFlag");
requestInfo= (requestInfo & ~(READ_COMMITTED_MASK << READ_COMMITTED_SHIFT)) |
((flag & READ_COMMITTED_MASK) << READ_COMMITTED_SHIFT);
}
inline
void
ScanTabReq::setRangeScanFlag(UintR & requestInfo, Uint32 flag){
ASSERT_BOOL(flag, "ScanTabReq::setRangeScanFlag");
requestInfo= (requestInfo & ~(RANGE_SCAN_MASK << RANGE_SCAN_SHIFT)) |
((flag & RANGE_SCAN_MASK) << RANGE_SCAN_SHIFT);
}
inline
void
ScanTabReq::setDescendingFlag(UintR & requestInfo, Uint32 flag){
ASSERT_BOOL(flag, "ScanTabReq::setDescendingFlag");
requestInfo= (requestInfo & ~(DESCENDING_MASK << DESCENDING_SHIFT)) |
((flag & DESCENDING_MASK) << DESCENDING_SHIFT);
}
inline
void
ScanTabReq::setTupScanFlag(UintR & requestInfo, Uint32 flag){
ASSERT_BOOL(flag, "ScanTabReq::setTupScanFlag");
requestInfo= (requestInfo & ~(TUP_SCAN_MASK << TUP_SCAN_SHIFT)) |
((flag & TUP_SCAN_MASK) << TUP_SCAN_SHIFT);
}
inline
void
ScanTabReq::setScanBatch(Uint32 & requestInfo, Uint32 flag){
ASSERT_MAX(flag, SCAN_BATCH_MASK, "ScanTabReq::setScanBatch");
requestInfo= (requestInfo & ~(SCAN_BATCH_MASK << SCAN_BATCH_SHIFT)) |
((flag & SCAN_BATCH_MASK) << SCAN_BATCH_SHIFT);
}
inline
Uint8
ScanTabReq::getKeyinfoFlag(const UintR & requestInfo){
return (Uint8)((requestInfo >> KEYINFO_SHIFT) & KEYINFO_MASK);
}
inline
void
ScanTabReq::setKeyinfoFlag(UintR & requestInfo, Uint32 flag){
ASSERT_BOOL(flag, "ScanTabReq::setKeyinfoFlag");
requestInfo= (requestInfo & ~(KEYINFO_MASK << KEYINFO_SHIFT)) |
((flag & KEYINFO_MASK) << KEYINFO_SHIFT);
}
inline
Uint8
ScanTabReq::getDistributionKeyFlag(const UintR & requestInfo){
return (Uint8)((requestInfo >> SCAN_DISTR_KEY_SHIFT) & SCAN_DISTR_KEY_MASK);
}
inline
void
ScanTabReq::setDistributionKeyFlag(UintR & requestInfo, Uint32 flag){
ASSERT_BOOL(flag, "ScanTabReq::setKeyinfoFlag");
requestInfo= (requestInfo & ~(SCAN_DISTR_KEY_MASK << SCAN_DISTR_KEY_SHIFT)) |
((flag & SCAN_DISTR_KEY_MASK) << SCAN_DISTR_KEY_SHIFT);
}
inline
UintR
ScanTabReq::getNoDiskFlag(const UintR & requestInfo){
return (requestInfo >> SCAN_NODISK_SHIFT) & SCAN_NODISK_MASK;
}
inline
void
ScanTabReq::setNoDiskFlag(UintR & requestInfo, Uint32 flag){
ASSERT_BOOL(flag, "TcKeyReq::setNoDiskFlag");
requestInfo= (requestInfo & ~(SCAN_NODISK_MASK << SCAN_NODISK_SHIFT)) |
((flag & SCAN_NODISK_MASK) << SCAN_NODISK_SHIFT);
}
/**
*
* SENDER: Dbtc
* RECIVER: API
*/
class ScanTabConf {
/**
* Reciver(s)
*/
friend class NdbTransaction; // Reciver
/**
* Sender(s)
*/
friend class Dbtc;
/**
* For printing
*/
friend bool printSCANTABCONF(FILE * output, const Uint32 * theData, Uint32 len, Uint16 receiverBlockNo);
public:
/**
* Length of signal
*/
STATIC_CONST( SignalLength = 4 );
STATIC_CONST( EndOfData = (1 << 31) );
private:
// Type definitions
/**
* DATA VARIABLES
*/
UintR apiConnectPtr; // DATA 0
UintR requestInfo; // DATA 1
UintR transId1; // DATA 2
UintR transId2; // DATA 3
struct OpData {
Uint32 apiPtrI;
Uint32 tcPtrI;
Uint32 info;
};
static Uint32 getLength(Uint32 opDataInfo) { return opDataInfo >> 10; };
static Uint32 getRows(Uint32 opDataInfo) { return opDataInfo & 1023;}
};
/**
* request info
*
o = received operations - 7 Bits -> Max 255 (Bit 0-7)
s = status of scan - 2 Bits -> Max ??? (Bit 8-?)
1111111111222222222233
01234567890123456789012345678901
ooooooooss
*/
#define OPERATIONS_SHIFT (0)
#define OPERATIONS_MASK (0xFF)
#define STATUS_SHIFT (8)
#define STATUS_MASK (0xFF)
/**
*
* SENDER: Dbtc
* RECIVER: API
*/
class ScanTabRef {
/**
* Reciver(s)
*/
friend class NdbTransaction; // Reciver
/**
* Sender(s)
*/
friend class Dbtc;
/**
* For printing
*/
friend bool printSCANTABREF(FILE * output, const Uint32 * theData, Uint32 len, Uint16 receiverBlockNo);
public:
/**
* Length of signal
*/
STATIC_CONST( SignalLength = 5 );
private:
// Type definitions
/**
* DATA VARIABLES
*/
UintR apiConnectPtr; // DATA 0
UintR transId1; // DATA 1
UintR transId2; // DATA 2
UintR errorCode; // DATA 3
UintR closeNeeded; // DATA 4
};
/**
*
* SENDER: API
* RECIVER: Dbtc
*/
class ScanNextReq {
/**
* Reciver(s)
*/
friend class Dbtc; // Reciver
/**
* Sender(s)
*/
friend class NdbOperation;
/**
* For printing
*/
friend bool printSCANNEXTREQ(FILE * output, const Uint32 * theData, Uint32 len, Uint16 receiverBlockNo);
public:
/**
* Length of signal
*/
STATIC_CONST( SignalLength = 4 );
private:
// Type definitions
/**
* DATA VARIABLES
*/
UintR apiConnectPtr; // DATA 0
UintR stopScan; // DATA 1
UintR transId1; // DATA 2
UintR transId2; // DATA 3
// stopScan = 1, stop this scan
};
#endif
|
