76 lines
2.9 KiB
C
76 lines
2.9 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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/* dbCa.h */
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#ifndef INCdbCah
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#define INCdbCah
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#include "shareLib.h"
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#include "epicsTime.h"
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#include "link.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void (*dbCaCallback)(void *userPvt);
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epicsShareFunc void dbCaCallbackProcess(void *usrPvt);
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epicsShareFunc void dbCaLinkInit(void);
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epicsShareFunc void dbCaRun(void);
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epicsShareFunc void dbCaPause(void);
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epicsShareFunc void dbCaAddLinkCallback(struct link *plink,
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dbCaCallback connect, dbCaCallback monitor, void *userPvt);
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#define dbCaAddLink(plink) dbCaAddLinkCallback((plink), 0, 0, 0)
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epicsShareFunc void dbCaRemoveLink(struct link *plink);
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epicsShareFunc long dbCaGetLink(struct link *plink,
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short dbrType, void *pbuffer, epicsEnum16 *pstat, epicsEnum16 *psevr,
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long *nRequest);
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epicsShareFunc long dbCaPutLinkCallback(struct link *plink,
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short dbrType, const void *pbuffer,long nRequest,
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dbCaCallback callback, void *userPvt);
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#define dbCaPutLink(plink, dbrType, pbuffer, nRequest) \
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dbCaPutLinkCallback((plink), (dbrType), (pbuffer), (nRequest), 0, 0)
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epicsShareFunc int dbCaIsLinkConnected(const struct link *plink);
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/* The following are available after the link is connected*/
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epicsShareFunc long dbCaGetNelements(const struct link *plink,
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long *nelements);
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#define dbCaGetSevr(plink, severity) \
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dbCaGetAlarm((plink), NULL, (severity))
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epicsShareFunc long dbCaGetAlarm(const struct link *plink,
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epicsEnum16 *status, epicsEnum16 *severity);
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epicsShareFunc long dbCaGetTimeStamp(const struct link *plink,
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epicsTimeStamp *pstamp);
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epicsShareFunc int dbCaGetLinkDBFtype(const struct link *plink);
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/*The following are available after attribute request is complete*/
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epicsShareFunc long dbCaGetAttributes(const struct link *plink,
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dbCaCallback callback, void *userPvt);
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epicsShareFunc long dbCaGetControlLimits(const struct link *plink,
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double *low, double *high);
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epicsShareFunc long dbCaGetGraphicLimits(const struct link *plink,
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double *low, double *high);
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epicsShareFunc long dbCaGetAlarmLimits(const struct link *plink,
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double *lolo, double *low, double *high, double *hihi);
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epicsShareFunc long dbCaGetPrecision(const struct link *plink,
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short *precision);
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epicsShareFunc long dbCaGetUnits(const struct link *plink,
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char *units, int unitsSize);
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extern struct ca_client_context * dbCaClientContext;
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#ifdef __cplusplus
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}
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#endif
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#endif /*INCdbCah*/
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