60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
#ifndef DB_MAPPER_H
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#define DB_MAPPER_H
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/*
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* Author: Jim Kowalkowski
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* Date: 2/96
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*
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* $Id$
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*
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* $Log$
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*
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* *Revision 1.1 1996/05/31 13:15:24 jbk
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* *add new stuff
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*
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*/
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#include "aitTypes.h"
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#include "gdd.h"
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extern "C" {
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#include "db_access.h"
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#include "cadef.h"
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}
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class gddApplicationTypeTable;
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// Function proto to convert from a db_struct to a gdd. The gdd will
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// reference the data in the db_struct if the db_struct points to an
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// array. The second argument is the number of elements if db_struct
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// represents an array, or zero if the db_struct is a scaler.
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typedef gdd* (*to_gdd)(void* db_struct, aitIndex element_count);
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// Function proto to convert from a gdd to a dbr structure, returns the
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// number of elements that the value field of db_struct points to if the
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// gdd points to an array. The db_struct will reference the data
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// contained within the gdd (which is probably also referenced from the user).
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typedef int (*to_dbr)(void* db_struct, gdd*);
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struct gddDbrMapFuncTable {
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to_gdd conv_gdd;
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to_dbr conv_dbr;
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};
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typedef struct gddDbrMapFuncTable gddDbrMapFuncTable;
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struct gddDbrToAitTable {
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aitEnum type;
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aitUint16 app;
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char* app_name;
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};
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typedef struct gddDbrToAitTable gddDbrToAitTable;
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extern gddDbrToAitTable gddDbrToAit[];
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extern const chtype gddAitToDbr[];
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extern gddDbrMapFuncTable gddMapDbr[];
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void gddMakeMapDBR(gddApplicationTypeTable& tt);
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void gddMakeMapDBR(gddApplicationTypeTable* tt);
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#endif
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