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wl1671 - Sorted scan

This commit is contained in:
unknown
2004-05-26 13:24:14 +02:00
parent d887ce18a4
commit 66011d0b8c
78 changed files with 3523 additions and 5330 deletions

View File

@ -23,6 +23,12 @@
class Ndb;
class NdbReceiver
{
friend class Ndb;
friend class NdbOperation;
friend class NdbScanOperation;
friend class NdbIndexOperation;
friend class NdbIndexScanOperation;
friend class NdbConnection;
public:
enum ReceiverType { NDB_UNINITIALIZED,
NDB_OPERATION = 1,
@ -31,7 +37,8 @@ public:
};
NdbReceiver(Ndb *aNdb);
void init(ReceiverType type, void* owner);
void init(ReceiverType type, void* owner, bool keyInfo);
void release();
~NdbReceiver();
Uint32 getId(){
@ -42,18 +49,51 @@ public:
return m_type;
}
inline NdbConnection * getTransaction();
void* getOwner(){
return m_owner;
}
bool checkMagicNumber() const;
inline void next(NdbReceiver* next) { m_next = next;}
inline NdbReceiver* next() { return m_next; }
private:
Uint32 theMagicNumber;
Ndb* m_ndb;
Uint32 m_id;
Uint32 m_tcPtrI;
Uint32 m_key_info;
ReceiverType m_type;
void* m_owner;
NdbReceiver* m_next;
/**
* At setup
*/
class NdbRecAttr * getValue(const class NdbColumnImpl*, char * user_dst_ptr);
void do_get_value(NdbReceiver*, Uint32 rows, Uint32 key_size);
void prepareSend();
int execKEYINFO20(Uint32 info, const Uint32* ptr, Uint32 len);
int execTRANSID_AI(const Uint32* ptr, Uint32 len);
int execTCOPCONF(Uint32 len);
int execSCANOPCONF(Uint32 tcPtrI, Uint32 len, Uint32 rows);
class NdbRecAttr* theFirstRecAttr;
class NdbRecAttr* theCurrentRecAttr;
class NdbRecAttr** m_rows;
Uint32 m_list_index; // When using multiple
Uint32 m_current_row;
Uint32 m_result_rows;
Uint32 m_defined_rows;
Uint32 m_expected_result_length;
Uint32 m_received_result_length;
bool nextResult() const { return m_current_row < m_result_rows; }
void copyout(NdbReceiver&);
};
#ifdef NDB_NO_DROPPED_SIGNAL
@ -72,5 +112,32 @@ NdbReceiver::checkMagicNumber() const {
return retVal;
}
inline
void
NdbReceiver::prepareSend(){
m_current_row = 0;
m_received_result_length = 0;
m_expected_result_length = 0;
theCurrentRecAttr = theFirstRecAttr;
}
inline
int
NdbReceiver::execTCOPCONF(Uint32 len){
Uint32 tmp = m_received_result_length;
m_expected_result_length = len;
return (tmp == len ? 1 : 0);
}
inline
int
NdbReceiver::execSCANOPCONF(Uint32 tcPtrI, Uint32 len, Uint32 rows){
m_tcPtrI = tcPtrI;
m_result_rows = rows;
Uint32 tmp = m_received_result_length;
m_expected_result_length = len;
return (tmp == len ? 1 : 0);
}
#endif
#endif