Fix for lp: #1743795 FIFO Mode

2018-07-19 01:09:40 -05:00
parent fe4b5d7d72
commit 27431facb8
1 changed files with 5 additions and 5 deletions
@@ -424,15 +424,15 @@ static long get_array_info(DBADDR *paddr, long *no_elements, long *offset)
    compressRecord *prec = (compressRecord *) paddr->precord;
    epicsUInt32 off = prec->off;
    epicsUInt32 nuse = prec->nuse;
-    epicsUInt32 nsam = prec->nsam;

-    *no_elements = nuse;
    if (prec->balg == bufferingALG_FIFO) {
-        *offset = (off - nuse) % nsam;
-    } else {
-        *offset = off;
+        epicsUInt32 nsam = prec->nsam;
+
+        off = (off + nsam - nuse) % nsam;
    }

+    *no_elements = nuse;
+    *offset = off;
    return 0;
 }