Andrew Johnson
fbda9f3280
Replaced $Id$ and $Header$ keywords with $Revision-Id$ Deleted $Log$ keywords and any log messages
76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/*************************************************************************\
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* Copyright (c) 2007 UChicago Argonne LLC, 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 is 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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/* $Revision-Id$ */
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/* includes for general purpose callback tasks */
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/*
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* Original Author: Marty Kraimer
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* Date: 07-18-91
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*/
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#ifndef INCcallbackh
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#define INCcallbackh 1
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#include "shareLib.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* WINDOWS also has a "CALLBACK" type def
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*/
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#ifdef _WIN32
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# ifdef CALLBACK
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# undef CALLBACK
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# endif /*CALLBACK*/
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#endif /*_WIN32*/
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#define NUM_CALLBACK_PRIORITIES 3
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#define priorityLow 0
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#define priorityMedium 1
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#define priorityHigh 2
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typedef struct callbackPvt {
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void (*callback)(struct callbackPvt*);
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int priority;
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void *user; /*for use by callback user*/
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void *timer; /*for use by callback itself*/
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}CALLBACK;
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typedef void (*CALLBACKFUNC)(struct callbackPvt*);
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#define callbackSetCallback(PFUN,PCALLBACK)\
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( (PCALLBACK)->callback = (PFUN) )
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#define callbackSetPriority(PRIORITY,PCALLBACK)\
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( (PCALLBACK)->priority = (PRIORITY) )
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#define callbackSetUser(USER,PCALLBACK)\
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( (PCALLBACK)->user = (void *)(USER) )
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#define callbackGetUser(USER,PCALLBACK)\
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( (USER) = (void *)((CALLBACK *)(PCALLBACK))->user )
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epicsShareFunc void callbackInit(void);
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epicsShareFunc void callbackRequest(CALLBACK *pCallback);
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epicsShareFunc void callbackSetProcess(
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CALLBACK *pcallback, int Priority, void *pRec);
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epicsShareFunc void callbackRequestProcessCallback(
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CALLBACK *pCallback,int Priority, void *pRec);
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epicsShareFunc void callbackRequestDelayed(
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CALLBACK *pCallback,double seconds);
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epicsShareFunc void callbackCancelDelayed(CALLBACK *pcallback);
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epicsShareFunc void callbackRequestProcessCallbackDelayed(
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CALLBACK *pCallback, int Priority, void *pRec, double seconds);
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epicsShareFunc int callbackSetQueueSize(int size);
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#ifdef __cplusplus
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}
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#endif
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#endif /*INCcallbackh*/
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