Initial revision

1991-12-19 14:03:50 +00:00
parent d1bc4c991e
commit 72931120b2
1 changed files with 129 additions and 0 deletions
--- a/src/dev/devEventSoft.c
+++ b/src/dev/devEventSoft.c
@@ -0,0 +1,129 @@
+/* devEventSoft.c */
+/* share/src/dev @(#)devEvent.c	1.1     12/17/91 */
+
+/* devEventSoft.c - Device Support Routines for Soft Event Input */
+/*
+ *      Author:		Janet Anderson
+ *      Date:   	04-21-91
+ *
+ *      Experimental Physics and Industrial Control System (EPICS)
+ *
+ *      Copyright 1991, the Regents of the University of California,
+ *      and the University of Chicago Board of Governors.
+ *
+ *      This software was produced under  U.S. Government contracts:
+ *      (W-7405-ENG-36) at the Los Alamos National Laboratory,
+ *      and (W-31-109-ENG-38) at Argonne National Laboratory.
+ *
+ *      Initial development by:
+ *              The Controls and Automation Group (AT-8)
+ *              Ground Test Accelerator
+ *              Accelerator Technology Division
+ *              Los Alamos National Laboratory
+ *
+ *      Co-developed with
+ *              The Controls and Computing Group
+ *              Accelerator Systems Division
+ *              Advanced Photon Source
+ *              Argonne National Laboratory
+ *
+ * Modification Log:
+ * -----------------
+ * .00  12-13-91        jba     Initial definition
+*/
+
+
+#include	<vxWorks.h>
+#include	<types.h>
+#include	<stdioLib.h>
+
+#include	<alarm.h>
+#include	<dbAccess.h>
+#include	<dbDefs.h>
+#include        <recSup.h>
+#include	<devSup.h>
+#include	<link.h>
+#include	<module_types.h>
+#include	<eventRecord.h>
+
+
+/* Create the dset for devEventSoft */
+long init_record();
+long read_event();
+
+struct {
+	long		number;
+	DEVSUPFUN	report;
+	DEVSUPFUN	init;
+	DEVSUPFUN	init_record;
+	DEVSUPFUN	get_ioint_info;
+	DEVSUPFUN	read_event;
+}devEventSoft={
+	5,
+	NULL,
+	NULL,
+	init_record,
+	NULL,
+	read_event};
+
+static long init_record(pevent)
+    struct eventRecord	*pevent;
+{
+    char message[100];
+    int precision;
+
+    /* event.inp must be a CONSTANT or a PV_LINK or a DB_LINK or a CA_LINK*/
+    switch (pevent->inp.type) {
+    case (CONSTANT) :
+	if(pevent->inp.value.value!=0.0){
+	        pevent->enum=pevent->inp.value.value;
+		}
+	pevent->udf= FALSE;
+        break;
+    case (PV_LINK) :
+        break;
+    case (DB_LINK) :
+        break;
+    case (CA_LINK) :
+        break;
+    default :
+	strcpy(message,pevent->name);
+	strcat(message,": devEventSoft (init_record) Illegal INP field");
+	errMessage(S_db_badField,message);
+	return(S_db_badField);
+    }
+    return(0);
+}
+
+static long read_event(pevent)
+    struct eventRecord	*pevent;
+{
+    char message[100];
+    long status=0,options,nRequest;
+
+    /* event.inp must be a CONSTANT or a DB_LINK or a CA_LINK*/
+    switch (pevent->inp.type) {
+    case (CONSTANT) :
+        break;
+    case (DB_LINK) :
+        options=0;
+        nRequest=1;
+        status = dbGetLink(&(pevent->inp.value.db_link),pevent,DBR_SHORT,
+                pevent->enum,&options,&nRequest);
+        if(status!=0) {
+                recGblSetSevr(pevent,LINK_ALARM,VALID_ALARM);
+        } else pevent->udf = FALSE;
+        break;
+    case (CA_LINK) :
+        break;
+    default :
+        if(recGblSetSevr(pevent,SOFT_ALARM,VALID_ALARM)){
+                if(pevent->stat!=SOFT_ALARM) {
+                        strcpy(message,pevent->name);
+                        strcat(message,": devEventSoft (read_event) Illegal INP field");
+                        errMessage(S_db_badField,message);
+                }
+        }
+    }
+    return(status);
+}