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asmDATA.h

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#ifndef asmDATA_H
#define asmDATA_H
/******************************************************************************
* E.S.O. - VLT project
*
* "@(#) $Id: asmDATA.h,v 5.26 2003/01/02 17:44:40 vltsccm Exp $"
*
* who       when      what
* --------  --------  ----------------------------------------------
* rkarban  31/08/99  cast void * buffer to char *
* ssandroc  24/05/97  created
*/

/************************************************************************
 * ASM DATA INTERFACE CLASS
 *----------------------------------------------------------------------
 */

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

typedef const char *asmDevice_t;
typedef const char *asmTag_t;
typedef const char *asmField_t;

#include <eccs.h>   // parent class
#include <eccsDB_TABLE.h> // used class

typedef enum
{
    asmDATA_QUALITY_OK = 1, // data ok and up to date
    asmDATA_QUALITY_OLD,  // data obsolete (> 1 min old)
    asmDATA_QUALITY_DEGRADED, // partial sensor outage
    asmDATA_QUALITY_FAIL  // complete sensor outage
} asmDATA_QUALITY_t;

typedef struct
{
    vltBYTES20 tag;
    vltBYTES8  loc;
    vltBYTES48 description;
    vltBYTES16 unit;
    ccsTIMEVAL timestamp;
    vltDOUBLE  interval_stat;
    vltDOUBLE  value;
    vltDOUBLE  average;
    vltDOUBLE  minimum;
    vltDOUBLE  maximum;
    vltDOUBLE  deviation;
} asmDATA_RECORD_t;

#if 0
// public function
ccsCOMPL_STAT asmReadRecord(asmDevice_t dev, asmTag_t tag, 
          asmDATA_RECORD_t &dataRecord,
          ccsENVNAME environment = asmENVIRONMENT);
#endif
    
class asmDATA_TABLE: public eccsDB_TABLE_RECORD
{
  public:
    asmDATA_RECORD_t dataRecord;

    ccsCOMPL_STAT Unpack(void *pBuffer) {
  char *buffer = reinterpret_cast<char *>(pBuffer);

  memcpy(&dataRecord.tag,        buffer,sizeof(dataRecord.tag));       buffer+=sizeof(dataRecord.tag);
  memcpy(&dataRecord.loc,        buffer,sizeof(dataRecord.loc));       buffer+=sizeof(dataRecord.loc);
  memcpy(&dataRecord.description,buffer,sizeof(dataRecord.description)); buffer+=sizeof(dataRecord.description);
  memcpy(&dataRecord.unit,       buffer,sizeof(dataRecord.unit));      buffer+=sizeof(dataRecord.unit);
  memcpy(&dataRecord.timestamp,  buffer,sizeof(dataRecord.timestamp)); buffer+=sizeof(dataRecord.timestamp);
  memcpy(&dataRecord.interval_stat,buffer,sizeof(dataRecord.interval_stat));buffer+=sizeof(dataRecord.interval_stat);
  memcpy(&dataRecord.value,      buffer,sizeof(dataRecord.value));     buffer+=sizeof(dataRecord.value);
  memcpy(&dataRecord.average,    buffer,sizeof(dataRecord.average));   buffer+=sizeof(dataRecord.average);
  memcpy(&dataRecord.minimum,    buffer,sizeof(dataRecord.minimum));   buffer+=sizeof(dataRecord.minimum);
  memcpy(&dataRecord.maximum,    buffer,sizeof(dataRecord.maximum));   buffer+=sizeof(dataRecord.maximum);
  memcpy(&dataRecord.deviation,  buffer,sizeof(dataRecord.deviation)); buffer+=sizeof(dataRecord.deviation);
  return SUCCESS;
    }
    
    ccsCOMPL_STAT Pack(void *buffer) {
  int size;
  dbFillBuf((char**)&buffer, (char*)&dataRecord.tag,           &size, dbBYTES20);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.loc,           &size, dbBYTES8);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.description,   &size, dbBYTES48);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.unit,          &size, dbBYTES16);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.timestamp,     &size, dbABS_TIME);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.interval_stat, &size, dbDOUBLE);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.value,         &size, dbDOUBLE);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.average,       &size, dbDOUBLE);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.maximum,       &size, dbDOUBLE);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.minimum,       &size, dbDOUBLE);
  dbFillBuf((char**)&buffer, (char*)&dataRecord.deviation,     &size, dbDOUBLE);
      return SUCCESS;
    }
};


class asmDATA: public eccsERROR_CLASS
{
  public:
    asmDATA(asmDevice_t dev, ccsENVNAME environment = asmENVIRONMENT);
    ~asmDATA();

    ccsCOMPL_STAT SnapTable();
    ccsCOMPL_STAT GetRecord(asmTag_t tag, asmDATA_RECORD_t &dataRecord);
    ccsCOMPL_STAT ReadRecord(asmTag_t tag, asmDATA_RECORD_t &dataRecord);

  private:
    char devName[20];
    asmDATA_TABLE *data;
    eccsDB_TABLE<asmDATA_TABLE> *DB_data;
};

#endif 

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