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Diffstat (limited to 'ndb/include/kernel/signaldata/AccScan.hpp')
-rw-r--r-- | ndb/include/kernel/signaldata/AccScan.hpp | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/ndb/include/kernel/signaldata/AccScan.hpp b/ndb/include/kernel/signaldata/AccScan.hpp deleted file mode 100644 index d1ca4424d1a..00000000000 --- a/ndb/include/kernel/signaldata/AccScan.hpp +++ /dev/null @@ -1,163 +0,0 @@ -/* 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 ACC_SCAN_HPP -#define ACC_SCAN_HPP - -#include "SignalData.hpp" - -/* - * Used by ACC and TUX scan. - */ - -class AccScanReq { - /** - * Sender(s) - */ - friend class Dblqh; - - /** - * Reciver(s) - */ - friend class Dbacc; - friend class Dbtux; -public: - STATIC_CONST( SignalLength = 8 ); - -private: - Uint32 senderData; - Uint32 senderRef; - Uint32 tableId; - Uint32 fragmentNo; - Uint32 requestInfo; - Uint32 transId1; - Uint32 transId2; - Uint32 savePointId; - - /** - * Previously there where also a scan type - */ - static Uint32 getLockMode(const Uint32 & requestInfo); - static Uint32 getReadCommittedFlag(const Uint32 & requestInfo); - static Uint32 getDescendingFlag(const Uint32 & requestInfo); - - static void setLockMode(Uint32 & requestInfo, Uint32 lockMode); - static void setReadCommittedFlag(Uint32 & requestInfo, Uint32 readCommitted); - static void setDescendingFlag(Uint32 & requestInfo, Uint32 descending); -}; - -/** - * Request Info - * - * l = Lock Mode - 1 Bit 2 - * h = Read Committed - 1 Bit 5 - * z = Descending (TUX) - 1 Bit 6 - * - * 1111111111222222222233 - * 01234567890123456789012345678901 - * l hz - */ -#define AS_LOCK_MODE_SHIFT (2) -#define AS_LOCK_MODE_MASK (1) -#define AS_READ_COMMITTED_SHIFT (5) -#define AS_DESCENDING_SHIFT (6) - -inline -Uint32 -AccScanReq::getLockMode(const Uint32 & requestInfo){ - return (requestInfo >> AS_LOCK_MODE_SHIFT) & AS_LOCK_MODE_MASK; -} - -inline -Uint32 -AccScanReq::getReadCommittedFlag(const Uint32 & requestInfo){ - return (requestInfo >> AS_READ_COMMITTED_SHIFT) & 1; -} - -inline -Uint32 -AccScanReq::getDescendingFlag(const Uint32 & requestInfo){ - return (requestInfo >> AS_DESCENDING_SHIFT) & 1; -} - -inline -void -AccScanReq::setLockMode(UintR & requestInfo, UintR val){ - ASSERT_MAX(val, AS_LOCK_MODE_MASK, "AccScanReq::setLockMode"); - requestInfo |= (val << AS_LOCK_MODE_SHIFT); -} - -inline -void -AccScanReq::setReadCommittedFlag(UintR & requestInfo, UintR val){ - ASSERT_BOOL(val, "AccScanReq::setReadCommittedFlag"); - requestInfo |= (val << AS_READ_COMMITTED_SHIFT); -} - -inline -void -AccScanReq::setDescendingFlag(UintR & requestInfo, UintR val){ - ASSERT_BOOL(val, "AccScanReq::setDescendingFlag"); - requestInfo |= (val << AS_DESCENDING_SHIFT); -} - -class AccScanConf { - /** - * Sender(s) - */ - friend class Dbacc; - friend class Dbtux; - - /** - * Reciver(s) - */ - friend class Dblqh; - - enum { - ZEMPTY_FRAGMENT = 0, - ZNOT_EMPTY_FRAGMENT = 1 - }; - -public: - STATIC_CONST( SignalLength = 8 ); - -private: - Uint32 scanPtr; - Uint32 accPtr; - Uint32 unused1; - Uint32 unused2; - Uint32 unused3; - Uint32 unused4; - Uint32 unused5; - Uint32 flag; -}; - -class AccCheckScan { - friend class Dbacc; - friend class Dbtux; - friend class Dblqh; - enum { - ZCHECK_LCP_STOP = 0, - ZNOT_CHECK_LCP_STOP = 1 - }; -public: - STATIC_CONST( SignalLength = 2 ); -private: - Uint32 accPtr; // scanptr.i in ACC or TUX - Uint32 checkLcpStop; // from enum -}; - -#endif |