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-rw-r--r--storage/connect/filamap.h228
1 files changed, 115 insertions, 113 deletions
diff --git a/storage/connect/filamap.h b/storage/connect/filamap.h
index ccdbf6cb8bd..7d3203d7ff2 100644
--- a/storage/connect/filamap.h
+++ b/storage/connect/filamap.h
@@ -1,113 +1,115 @@
-/*************** FilAMap H Declares Source Code File (.H) **************/
-/* Name: FILAMAP.H Version 1.2 */
-/* */
-/* (C) Copyright to the author Olivier BERTRAND 2005-2012 */
-/* */
-/* This file contains the MAP file access method classes declares. */
-/***********************************************************************/
-#ifndef __FILAMAP_H
-#define __FILAMAP_H
-
-#include "block.h"
-#include "filamtxt.h"
-
-typedef class MAPFAM *PMAPFAM;
-
-/***********************************************************************/
-/* This is the variable file access method using file mapping. */
-/***********************************************************************/
-class DllExport MAPFAM : public TXTFAM {
- public:
- // Constructor
- MAPFAM(PDOSDEF tdp);
- MAPFAM(PMAPFAM tmfp);
-
- // Implementation
- virtual AMT GetAmType(void) {return TYPE_AM_MAP;}
- virtual int GetPos(void);
- virtual int GetNextPos(void);
- virtual PTXF Duplicate(PGLOBAL g)
- {return (PTXF)new(g) MAPFAM(this);}
-
- // Methods
- virtual void Reset(void);
- virtual int GetFileLength(PGLOBAL g);
- virtual int Cardinality(PGLOBAL g) {return (g) ? -1 : 0;}
- virtual int MaxBlkSize(PGLOBAL g, int s) {return s;}
- 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 bool DeferReading(void) {return false;}
- 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:
- // Members
- char *Memory; // Pointer on file mapping view.
- char *Mempos; // Position of next data to read
- char *Fpos; // Position of last read record
- char *Tpos; // Target Position for delete move
- char *Spos; // Start position for delete move
- char *Top; // Mark end of file mapping view
- }; // end of class MAPFAM
-
-/***********************************************************************/
-/* This is the blocked file access method using file mapping. */
-/***********************************************************************/
-class DllExport MBKFAM : public MAPFAM {
- public:
- // Constructor
- MBKFAM(PDOSDEF tdp);
- MBKFAM(PMAPFAM tmfp) : MAPFAM(tmfp) {}
-
- // Implementation
- virtual PTXF Duplicate(PGLOBAL g)
- {return (PTXF)new(g) MBKFAM(this);}
-
- // Methods
- virtual void Reset(void);
- virtual int Cardinality(PGLOBAL g);
- virtual int MaxBlkSize(PGLOBAL g, int s)
- {return TXTFAM::MaxBlkSize(g, s);}
- virtual int GetRowID(void);
- virtual int SkipRecord(PGLOBAL g, bool header);
- virtual int ReadBuffer(PGLOBAL g);
- virtual void Rewind(void);
-
- protected:
- // No additional members
- }; // end of class MBKFAM
-
-/***********************************************************************/
-/* This is the fixed file access method using file mapping. */
-/***********************************************************************/
-class DllExport MPXFAM : public MBKFAM {
- public:
- // Constructor
- MPXFAM(PDOSDEF tdp);
- MPXFAM(PMAPFAM tmfp) : MBKFAM(tmfp) {}
-
- // Implementation
- virtual int GetPos(void);
- virtual PTXF Duplicate(PGLOBAL g)
- {return (PTXF)new(g) MPXFAM(this);}
-
- // Methods
- virtual int Cardinality(PGLOBAL g) {return TXTFAM::Cardinality(g);}
- virtual int MaxBlkSize(PGLOBAL g, int s)
- {return TXTFAM::MaxBlkSize(g, s);}
- virtual bool SetPos(PGLOBAL g, int recpos);
- virtual bool DeferReading(void) {return false;}
- virtual int ReadBuffer(PGLOBAL g);
- virtual int WriteBuffer(PGLOBAL g);
-
- protected:
- // No additional members
- }; // end of class MPXFAM
-
-#endif // __FILAMAP_H
+/*************** FilAMap H Declares Source Code File (.H) **************/
+/* Name: FILAMAP.H Version 1.3 */
+/* */
+/* (C) Copyright to the author Olivier BERTRAND 2005-2014 */
+/* */
+/* This file contains the MAP file access method classes declares. */
+/***********************************************************************/
+#ifndef __FILAMAP_H
+#define __FILAMAP_H
+
+#include "block.h"
+#include "filamtxt.h"
+
+typedef class MAPFAM *PMAPFAM;
+
+/***********************************************************************/
+/* This is the variable file access method using file mapping. */
+/***********************************************************************/
+class DllExport MAPFAM : public TXTFAM {
+ public:
+ // Constructor
+ MAPFAM(PDOSDEF tdp);
+ MAPFAM(PMAPFAM tmfp);
+
+ // Implementation
+ virtual AMT GetAmType(void) {return TYPE_AM_MAP;}
+ virtual int GetPos(void);
+ virtual int GetNextPos(void);
+ virtual PTXF Duplicate(PGLOBAL g)
+ {return (PTXF)new(g) MAPFAM(this);}
+
+ // Methods
+ virtual void Reset(void);
+ virtual int GetFileLength(PGLOBAL g);
+ virtual int Cardinality(PGLOBAL g) {return (g) ? -1 : 0;}
+ virtual int MaxBlkSize(PGLOBAL g, int s) {return s;}
+ 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 bool DeferReading(void) {return false;}
+ 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:
+ bool MakeDeletedFile(PGLOBAL g);
+
+ // Members
+ char *Memory; // Pointer on file mapping view.
+ char *Mempos; // Position of next data to read
+ char *Fpos; // Position of last read record
+ char *Tpos; // Target Position for delete move
+ char *Spos; // Start position for delete move
+ char *Top; // Mark end of file mapping view
+ }; // end of class MAPFAM
+
+/***********************************************************************/
+/* This is the blocked file access method using file mapping. */
+/***********************************************************************/
+class DllExport MBKFAM : public MAPFAM {
+ public:
+ // Constructor
+ MBKFAM(PDOSDEF tdp);
+ MBKFAM(PMAPFAM tmfp) : MAPFAM(tmfp) {}
+
+ // Implementation
+ virtual PTXF Duplicate(PGLOBAL g)
+ {return (PTXF)new(g) MBKFAM(this);}
+
+ // Methods
+ virtual void Reset(void);
+ virtual int Cardinality(PGLOBAL g);
+ virtual int MaxBlkSize(PGLOBAL g, int s)
+ {return TXTFAM::MaxBlkSize(g, s);}
+ virtual int GetRowID(void);
+ virtual int SkipRecord(PGLOBAL g, bool header);
+ virtual int ReadBuffer(PGLOBAL g);
+ virtual void Rewind(void);
+
+ protected:
+ // No additional members
+ }; // end of class MBKFAM
+
+/***********************************************************************/
+/* This is the fixed file access method using file mapping. */
+/***********************************************************************/
+class DllExport MPXFAM : public MBKFAM {
+ public:
+ // Constructor
+ MPXFAM(PDOSDEF tdp);
+ MPXFAM(PMAPFAM tmfp) : MBKFAM(tmfp) {}
+
+ // Implementation
+ virtual int GetPos(void);
+ virtual PTXF Duplicate(PGLOBAL g)
+ {return (PTXF)new(g) MPXFAM(this);}
+
+ // Methods
+ virtual int Cardinality(PGLOBAL g) {return TXTFAM::Cardinality(g);}
+ virtual int MaxBlkSize(PGLOBAL g, int s)
+ {return TXTFAM::MaxBlkSize(g, s);}
+ virtual bool SetPos(PGLOBAL g, int recpos);
+ virtual bool DeferReading(void) {return false;}
+ virtual int ReadBuffer(PGLOBAL g);
+ virtual int WriteBuffer(PGLOBAL g);
+
+ protected:
+ // No additional members
+ }; // end of class MPXFAM
+
+#endif // __FILAMAP_H
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