fbda9f3280
Replaced $Id$ and $Header$ keywords with $Revision-Id$ Deleted $Log$ keywords and any log messages
67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
/*************************************************************************\
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* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
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* National Laboratory.
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* Copyright (c) 2002 The Regents of the University of California, as
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* Operator of Los Alamos National Laboratory.
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* EPICS BASE Versions 3.13.7
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* and higher are distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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\*************************************************************************/
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#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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* $Revision-Id$
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*
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*/
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#include "shareLib.h"
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#include "aitTypes.h"
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#include "gdd.h"
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#include "smartGDDPointer.h"
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#include "db_access.h"
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#include "cadef.h"
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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 scalar.
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typedef smartGDDPointer (*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 or -1 if the number of elements in the value
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// field is not identical to element_count available in db_struct.
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typedef int (*to_dbr)(void* db_struct, aitIndex element_count,
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const gdd &, const gddEnumStringTable &enumStringTable);
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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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const char* app_name;
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};
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typedef struct gddDbrToAitTable gddDbrToAitTable;
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#define DBM_N_DBR_TYPES 39
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epicsShareExtern gddDbrToAitTable gddDbrToAit[DBM_N_DBR_TYPES];
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epicsShareExtern const int gddAitToDbr[aitConvertLast+1];
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epicsShareExtern const gddDbrMapFuncTable gddMapDbr[DBM_N_DBR_TYPES];
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epicsShareFunc void gddMakeMapDBR(gddApplicationTypeTable& tt);
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epicsShareFunc void gddMakeMapDBR(gddApplicationTypeTable* tt);
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#endif
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