Files
pcas/src/gdd/dbMapper.h
2001-10-20 00:16:21 +00:00

102 lines
2.8 KiB
C++

#ifndef DB_MAPPER_H
#define DB_MAPPER_H
/*
* Author: Jim Kowalkowski
* Date: 2/96
*
* $Id$
*
* $Log$
* Revision 1.13 2000/10/12 21:52:49 jhill
* changes to support compilation by borland
*
* Revision 1.12 2000/10/12 16:10:53 jhill
* changing include order fixes GNU warning
*
* Revision 1.11 2000/06/27 22:32:22 jhill
* backed out over-zelous use of smart pointers
*
* Revision 1.10 2000/04/28 01:40:08 jhill
* many changes
*
* Revision 1.9 2000/03/08 16:23:29 jhill
* dont wrap include files with extern "C" - let the files themselves take care of it
*
* Revision 1.8 1999/10/28 23:33:41 jhill
* use fully qualified namespace names for C++ RTL classes
*
* Revision 1.7 1999/10/28 00:25:44 jhill
* defined new dbr types
*
* Revision 1.6 1999/05/11 00:32:29 jhill
* fixed const warnings
*
* Revision 1.5 1999/04/30 15:24:53 jhill
* fixed improper container index bug
*
* Revision 1.4 1997/08/05 00:51:10 jhill
* fixed problems in aitString and the conversion matrix
*
* Revision 1.3 1997/04/23 17:12:57 jhill
* fixed export of symbols from WIN32 DLL
*
* Revision 1.2 1997/04/10 19:59:25 jhill
* api changes
*
* Revision 1.1 1996/06/25 19:11:36 jbk
* new in EPICS base
*
*
* *Revision 1.1 1996/05/31 13:15:24 jbk
* *add new stuff
*
*/
#include "shareLib.h"
#include "aitTypes.h"
#include "gdd.h"
#include "smartGDDPointer.h"
#include "db_access.h"
#include "cadef.h"
class gddApplicationTypeTable;
// Function proto to convert from a db_struct to a gdd. The gdd will
// reference the data in the db_struct if the db_struct points to an
// array. The second argument is the number of elements if db_struct
// represents an array, or zero if the db_struct is a scalar.
typedef smartGDDPointer (*to_gdd)(void* db_struct, aitIndex element_count);
// Function proto to convert from a gdd to a dbr structure, returns the
// number of elements that the value field of db_struct points to if the
// gdd points to an array or -1 if the number of elements in the value
// field is not identical to element_count available in db_struct.
typedef int (*to_dbr)(void* db_struct, aitIndex element_count,
const gdd &, const gddEnumStringTable &enumStringTable);
struct gddDbrMapFuncTable {
to_gdd conv_gdd;
to_dbr conv_dbr;
};
typedef struct gddDbrMapFuncTable gddDbrMapFuncTable;
struct gddDbrToAitTable {
aitEnum type;
aitUint16 app;
const char* app_name;
};
typedef struct gddDbrToAitTable gddDbrToAitTable;
#define DBM_N_DBR_TYPES 39
epicsShareExtern gddDbrToAitTable gddDbrToAit[DBM_N_DBR_TYPES];
epicsShareExtern const int gddAitToDbr[aitConvertLast+1];
epicsShareExtern const gddDbrMapFuncTable gddMapDbr[DBM_N_DBR_TYPES];
epicsShareFunc void gddMakeMapDBR(gddApplicationTypeTable& tt);
epicsShareFunc void gddMakeMapDBR(gddApplicationTypeTable* tt);
#endif