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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
commit3f619478f796eddbba6e39502fe941b285dd97b1 (patch)
treee2c7b5777f728320e5b5542b6213fd3591ba51e2 /storage/connect/cmgfam.h
parentInitial commit. (diff)
downloadmariadb-3f619478f796eddbba6e39502fe941b285dd97b1.tar.xz
mariadb-3f619478f796eddbba6e39502fe941b285dd97b1.zip
Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'storage/connect/cmgfam.h')
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1 files changed, 68 insertions, 0 deletions
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+/*************** CMGFam H Declares Source Code File (.H) ***************/
+/* Name: cmgfam.h Version 1.6 */
+/* */
+/* (C) Copyright to the author Olivier BERTRAND 2017 - 2020 */
+/* */
+/* This file contains the MongoDB access method classes declares. */
+/***********************************************************************/
+#include "cmgoconn.h"
+
+typedef class TXTFAM *PTXF;
+typedef class CMGFAM *PCMGFAM;
+typedef class MGODEF *PMGODEF;
+typedef class TDBCMG *PTDBCMG;
+
+/***********************************************************************/
+/* This is the MongoDB Access Method class declaration. */
+/***********************************************************************/
+class DllExport CMGFAM : public DOSFAM {
+ friend void mongo_init(bool);
+public:
+ // Constructor
+ CMGFAM(PJDEF tdp);
+#if defined(BSON_SUPPORT)
+ CMGFAM(PBDEF tdp);
+#endif // BSON_SUPPORT
+ CMGFAM(PCMGFAM txfp);
+
+ // Implementation
+ virtual AMT GetAmType(void) { return TYPE_AM_MGO; }
+ virtual bool GetUseTemp(void) { return false; }
+ virtual int GetPos(void);
+ virtual int GetNextPos(void);
+ void SetTdbp(PTDBDOS tdbp) { Tdbp = tdbp; }
+ virtual PTXF Duplicate(PGLOBAL g) { return (PTXF)new(g) CMGFAM(this); }
+ void SetLrecl(int lrecl) { Lrecl = lrecl; }
+
+ // Methods
+ virtual void Reset(void);
+ virtual int GetFileLength(PGLOBAL g);
+ virtual int Cardinality(PGLOBAL g);
+ virtual int MaxBlkSize(PGLOBAL g, int s);
+ virtual bool AllocateBuffer(PGLOBAL g) { return false; }
+ virtual int GetRowID(void);
+ virtual bool RecordPos(PGLOBAL g);
+ virtual bool SetPos(PGLOBAL g, int recpos);
+ virtual int SkipRecord(PGLOBAL g, bool header);
+ virtual bool OpenTableFile(PGLOBAL g);
+ virtual int ReadBuffer(PGLOBAL g);
+ virtual int WriteBuffer(PGLOBAL g);
+ virtual int DeleteRecords(PGLOBAL g, int irc);
+ virtual void CloseTableFile(PGLOBAL g, bool abort);
+ virtual void Rewind(void);
+
+protected:
+ virtual bool OpenTempFile(PGLOBAL g) { return false; }
+ virtual bool MoveIntermediateLines(PGLOBAL g, bool *b) { return false; }
+ virtual int RenameTempFile(PGLOBAL g) { return RC_OK; }
+ virtual int InitDelete(PGLOBAL g, int fpos, int spos);
+ bool Init(PGLOBAL g);
+
+ // Members
+ CMgoConn *Cmgp; // Points to a C Mongo connection class
+ CMGOPARM Pcg; // Parms passed to Cmgp
+ PFBLOCK To_Fbt; // Pointer to temp file block
+ MODE Mode;
+ bool Done; // Init done
+}; // end of class CMGFAM
+