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chopws.h

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#ifndef CHOPWS_H
#define CHOPWS_H
/****************************************************************************
* E.S.O. - VLT project
*
* "@(#) $Id: chopws.h,v 1.63 2003/11/12 09:04:00 vltsccm Exp $"
*
* who       when      what
* --------  --------  -----------------------------------------------------
* rkarban   14/05/97  created
*/

/****************************************************************************
 * Common service routines.
 *---------------------------------------------------------------------------
 */

#ifndef __cplusplus
#error This is a C++ include file and cannot be used from plain C
#endif

#include <ECCS.h>
#include <eccsTestTools.h>
#include <fndOBJECT.h>
#include <fndSTRING.h>
#include <evhCALLBACK.h>
#include <evhTASK.h>
#include <eccsDB_ATTR.h>

#include "chopwsDefines.h"
#include "chopwsErrors.h"

/*
 * Macro to free an object and invalidate its pointer
 */
#define DELETE_OBJECT(object) do                        \
                                  {                     \
                                  if (object != NULL)   \
                                      {                 \
                                      delete object;    \
                                      object = NULL;    \
                                      }                 \
                                  } while (0)

/*
 * Macros to read from and write to the database
 */
#define DB_READ(var,type,attrName)                                   \
    do                                                               \
  {                                                            \
        eccsDB_##type attrName##Attr(dbPoint, attrName);             \
  var = attrName##Attr;                                        \
  if (attrName##Attr.ErrStatus() == FAILURE)                   \
            {                                                        \
            ErrAdd(chopwsMOD, chopwsERR_DB_READ, __FILE_LINE__,        \
                   "configuration parameter", dbPoint, attrName);    \
            return FAILURE;                                          \
            }                                                        \
      } while (0)

#define DB_READ_STRING(var,attrName)                                 \
    do                                                               \
  {                                                            \
        eccsDB_STRING attrName##Attr(dbPoint, attrName);             \
  strcpy(var, (const char *)attrName##Attr);                   \
  if (attrName##Attr.ErrStatus() == FAILURE)                   \
            {                                                        \
            ErrAdd(chopwsMOD, chopwsERR_DB_READ, __FILE_LINE__,        \
                   "configuration parameter", dbPoint, attrName);    \
            return FAILURE;                                          \
            }                                                        \
      } while (0)

#define DB_WRITE(value,type,attrName)                                \
    do                                                               \
  {                                                            \
        eccsDB_##type attrName##Attr(dbPoint, attrName);             \
  attrName##Attr = value;                                      \
  if (attrName##Attr.ErrStatus() == FAILURE)                   \
            {                                                        \
            ErrAdd(chopwsMOD, chopwsERR_DB_WRITE, __FILE_LINE__,       \
                   "status parameter", dbPoint, attrName);           \
            return FAILURE;                                          \
            }                                                        \
      } while (0)


/* 
 * Prototypes
 */
vltLOGICAL objectOk(eccsERROR_CLASS *object, const char *name);
ccsCOMPL_STAT freq2Interval (vltDOUBLE freq, ccsTIMEVAL *interval);

#endif // !CHOPWS_H

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